PhotoView.java revision 949584340c9f5f41a6133ba06058af280490f0c8
1f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin/* 2f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Copyright (C) 2010 The Android Open Source Project 3f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 4f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Licensed under the Apache License, Version 2.0 (the "License"); 5f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * you may not use this file except in compliance with the License. 6f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * You may obtain a copy of the License at 7f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 8f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * http://www.apache.org/licenses/LICENSE-2.0 9f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * 10f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * Unless required by applicable law or agreed to in writing, software 11f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * distributed under the License is distributed on an "AS IS" BASIS, 12f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * See the License for the specific language governing permissions and 14f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin * limitations under the License. 15f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin */ 16f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 17f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpackage com.android.gallery3d.ui; 18f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 19f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.content.Context; 20b1a28418848ce0adeb8a845a78e246b01913d176John Reckimport android.content.res.Configuration; 21f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.graphics.Color; 222ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Changimport android.graphics.Matrix; 2304ac045bf8da5082bbb0bdc9ea5f9c9b5b796ad0Yuli Huangimport android.graphics.Rect; 244d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyanimport android.os.Build; 25f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.os.Message; 266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport android.util.FloatMath; 27f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.view.MotionEvent; 286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport android.view.View.MeasureSpec; 29cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport android.view.animation.AccelerateInterpolator; 30f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 312b3ee0ea07246b859a5b75d8a6102a7cce7ec838Owen Linimport com.android.gallery3d.R; 32b21b8e58a604f6c701245d84b141b5b87663192bOwen Linimport com.android.gallery3d.app.AbstractGalleryActivity; 334d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyanimport com.android.gallery3d.common.ApiHelper; 34cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport com.android.gallery3d.common.Utils; 35616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Linimport com.android.gallery3d.data.MediaItem; 36b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.data.MediaObject; 376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.data.Path; 386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.util.GalleryUtils; 39b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.util.RangeArray; 40b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class PhotoView extends GLView { 42f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @SuppressWarnings("unused") 43f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final String TAG = "PhotoView"; 44915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu private final int mPlaceholderColor; 45f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 46f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public static final int INVALID_SIZE = -1; 47b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final long INVALID_DATA_VERSION = 48b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MediaObject.INVALID_DATA_VERSION; 49f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 50c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public static class Size { 51c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int width; 52c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int height; 53c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 54c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 55c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public interface Model extends TileImageView.Model { 56bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public int getCurrentIndex(); 57bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void moveTo(int index); 58c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 59c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the size for the specified picture. If the size information is 60c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // not avaiable, width = height = 0. 61c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public void getImageSize(int offset, Size size); 62c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 63616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin // Returns the media item for the specified picture. 64616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public MediaItem getMediaItem(int offset); 65616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 66c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the rotation for the specified picture. 67c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int getImageRotation(int offset); 68f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 69b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // This amends the getScreenNail() method of TileImageView.Model to get 70b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // ScreenNail at previous (negative offset) or next (positive offset) 71b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // positions. Returns null if the specified ScreenNail is unavailable. 72b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNail getScreenNail(int offset); 73c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 74c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Set this to true if we need the model to provide full images. 75b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setNeedFullImage(boolean enabled); 76bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 77bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns true if the item is the Camera preview. 78bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean isCamera(int offset); 79d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 8043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong // Returns true if the item is the Panorama. 8143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong public boolean isPanorama(int offset); 8243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 83dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li // Returns true if the item is a static image that represents camera 84dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li // preview. 85dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li public boolean isStaticCamera(int offset); 86dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li 87d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Returns true if the item is a Video. 88d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang public boolean isVideo(int offset); 89f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns true if the item can be deleted. 916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable(int offset); 926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 93f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_INIT = 0; 94f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_COMPLETE = 1; 95f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_FAIL = 2; 96f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 97f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public int getLoadingState(int offset); 986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // When data change happens, we need to decide which MediaItem to focus 1006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // on. 1016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1. If focus hint path != null, we try to focus on it if we can find 1036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // it. This is used for undo a deletion, so we can focus on the 1046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // undeleted item. 1056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 2. Otherwise try to focus on the MediaItem that is currently focused, 1076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if we can find it. 1086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 3. Otherwise try to focus on the previous MediaItem or the next 1106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // MediaItem, depending on the value of focus hint direction. 1116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_NEXT = 0; 1126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_PREVIOUS = 1; 1136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintDirection(int direction); 1146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintPath(Path path); 115b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 116b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 117bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public interface Listener { 118b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onSingleTapUp(int x, int y); 119bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void onFullScreenChanged(boolean full); 12061f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang public void onActionBarAllowed(boolean allowed); 121e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang public void onActionBarWanted(); 122bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang public void onCurrentImageUpdated(); 1236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDeleteImage(Path path, int offset); 1246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onUndoDeleteImage(); 1256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onCommitDeleteImage(); 1267eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void onFilmModeChanged(boolean enabled); 127f4e22eb44bfae0c2a3b6570f19480c8c3535d808Bobby Georgescu public void onPictureCenter(boolean isCamera); 128949584340c9f5f41a6133ba06058af280490f0c8Bobby Georgescu public void onUndoBarVisibilityChanged(boolean visible); 129b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 130f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 131e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about orientation locking: 132bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 133e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) We need to lock the orientation if we are in page mode camera 134e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // preview, so there is no (unwanted) rotation animation when the user 135e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // rotates the device. 136bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 137e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) We need to unlock the orientation if we want to show the action bar 138e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // because the action bar follows the system orientation. 139bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 140e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about action bar: 141bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 142e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) If we are in film mode, we don't show action bar. 143e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // 144e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) If we go from camera to gallery with capture animation, we show 145e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // action bar. 146b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_CANCEL_EXTRA_SCALING = 2; 147b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_SWITCH_FOCUS = 3; 1482c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int MSG_CAPTURE_ANIMATION_DONE = 4; 1496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_ANIMATION_DONE = 5; 1506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_DONE = 6; 1516118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_TIMEOUT = 7; 1526118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_FULL_CAMERA = 8; 153f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 154f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float SWIPE_THRESHOLD = 300f; 155f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 156f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float DEFAULT_TEXT_SIZE = 20; 157cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float TRANSITION_SCALE_FACTOR = 0.74f; 158d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private static final int ICON_RATIO = 6; 1592c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1602c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // whether we want to apply card deck effect in page mode. 161b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final boolean CARD_EFFECT = true; 162cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // whether we want to apply offset effect in film mode. 1646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final boolean OFFSET_EFFECT = true; 1656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Used to calculate the scaling factor for the card deck effect. 167cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private ZInterpolator mScaleInterpolator = new ZInterpolator(0.5f); 168cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 169cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Used to calculate the alpha factor for the fading animation. 170cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private AccelerateInterpolator mAlphaInterpolator = 171cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang new AccelerateInterpolator(0.9f); 172f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 173b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We keep this many previous ScreenNails. (also this many next ScreenNails) 174b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final int SCREEN_NAIL_MAX = 3; 175b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // These are constants for the delete gesture. 1773711d3ea870acba8ad83d0c51b0d03b0082ef0f0Bobby Georgescu private static final int SWIPE_ESCAPE_VELOCITY = 2500; // dp/sec 1783711d3ea870acba8ad83d0c51b0d03b0082ef0f0Bobby Georgescu private static final int MAX_DISMISS_VELOCITY = 4000; // dp/sec 1796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 180b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // The picture entries, the valid index is from -SCREEN_NAIL_MAX to 181b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // SCREEN_NAIL_MAX. 182b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private final RangeArray<Picture> mPictures = 183b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new RangeArray<Picture>(-SCREEN_NAIL_MAX, SCREEN_NAIL_MAX); 1846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size[] mSizes = new Size[2 * SCREEN_NAIL_MAX + 1]; 185f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1866575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private final MyGestureListener mGestureListener; 1873a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private final GestureRecognizer mGestureRecognizer; 188f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final PositionController mPositionController; 189f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 190bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Listener mListener; 191f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Model mModel; 192f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private StringTexture mNoThumbnailText; 193b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private TileImageView mTileView; 194532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang private EdgeView mEdgeView; 1956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private UndoBarView mUndoBar; 196f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Texture mVideoPlayIcon; 197f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 198f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private SynchronizedHandler mHandler; 199f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 200534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang private boolean mCancelExtraScalingPending; 201b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mFilmMode = false; 202f4e22eb44bfae0c2a3b6570f19480c8c3535d808Bobby Georgescu private boolean mWantPictureCenterCallbacks = false; 203bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mDisplayRotation = 0; 204bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mCompensation = 0; 2059f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private boolean mFullScreenCamera; 2062ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang private Rect mCameraRelativeFrame = new Rect(); 207bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Rect mCameraRect = new Rect(); 208f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 209c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // [mPrevBound, mNextBound] is the range of index for all pictures in the 210c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // model, if we assume the index of current focused picture is 0. So if 211c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // there are some previous pictures, mPrevBound < 0, and if there are some 212c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // next pictures, mNextBound > 0. 213c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mPrevBound; 214c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mNextBound; 215c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 2162c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // This variable prevents us doing snapback until its values goes to 0. This 2172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // happens if the user gesture is still in progress or we are in a capture 2182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // animation. 2192c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private int mHolding; 2202c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int HOLD_TOUCH_DOWN = 1; 22118958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang private static final int HOLD_CAPTURE_ANIMATION = 2; 2226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int HOLD_DELETE = 4; 2236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 2246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // mTouchBoxIndex is the index of the box that is touched by the down 2256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture in film mode. The value Integer.MAX_VALUE means no box was 2266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // touched. 2276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mTouchBoxIndex = Integer.MAX_VALUE; 2286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Whether the box indicated by mTouchBoxIndex is deletable. Only meaningful 2296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if mTouchBoxIndex is not Integer.MAX_VALUE. 2306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mTouchBoxDeletable; 231517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // This is the index of the last deleted item. This is only used as a hint 232517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // to hide the undo button when we are too far away from the deleted 233517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // item. The value Integer.MAX_VALUE means there is no such hint. 234517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoIndexHint = Integer.MAX_VALUE; 2352c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 236e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck private Context mContext; 237e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck 238b21b8e58a604f6c701245d84b141b5b87663192bOwen Lin public PhotoView(AbstractGalleryActivity activity) { 239f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mTileView = new TileImageView(activity); 240f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin addComponent(mTileView); 241e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mContext = activity.getAndroidContext(); 242e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mPlaceholderColor = mContext.getResources().getColor( 243915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu R.color.photo_placeholder); 244e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mEdgeView = new EdgeView(mContext); 245532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang addComponent(mEdgeView); 246e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mUndoBar = new UndoBarView(mContext); 2476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang addComponent(mUndoBar); 2486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setVisibility(GLView.INVISIBLE); 2496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setOnClickListener(new OnClickListener() { 2506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 2516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onClick(GLView v) { 2526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onUndoDeleteImage(); 2536118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 2546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 2556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang }); 256f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mNoThumbnailText = StringTexture.newInstance( 257e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mContext.getString(R.string.no_thumbnail), 258f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin DEFAULT_TEXT_SIZE, Color.WHITE); 259f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 260b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler = new MyHandler(activity.getGLRoot()); 261f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 2626575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener = new MyGestureListener(); 263e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mGestureRecognizer = new GestureRecognizer(mContext, mGestureListener); 264f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 265e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mPositionController = new PositionController(mContext, 266b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new PositionController.Listener() { 26728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 26828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 26928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void invalidate() { 27028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin PhotoView.this.invalidate(); 27128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 27228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 27328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 27428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public boolean isHoldingDown() { 27528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin return (mHolding & HOLD_TOUCH_DOWN) != 0; 27628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 27728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 27828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 27928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public boolean isHoldingDelete() { 28028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin return (mHolding & HOLD_DELETE) != 0; 28128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 28228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 28328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 28428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onPull(int offset, int direction) { 28528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onPull(offset, direction); 28628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 28728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 28828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 28928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onRelease() { 29028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onRelease(); 29128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 29228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 29328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 29428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onAbsorb(int velocity, int direction) { 29528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onAbsorb(velocity, direction); 29628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 29728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin }); 298e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck mVideoPlayIcon = new ResourceTexture(mContext, R.drawable.ic_control_play); 299b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 300b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (i == 0) { 301b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new FullPicture()); 302cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } else { 303b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new ScreenNailPicture(i)); 304cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 305f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 306f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 307f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 308b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu public void stopScrolling() { 309b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu mPositionController.stopScrolling(); 310b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu } 311b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu 312b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setModel(Model model) { 313b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModel = model; 314b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.setModel(mModel); 315f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 316f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 317b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class MyHandler extends SynchronizedHandler { 318b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public MyHandler(GLRoot root) { 319b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang super(root); 320f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 321f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 322b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 323b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void handleMessage(Message message) { 324b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (message.what) { 325b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_CANCEL_EXTRA_SCALING: { 326b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.cancelScale(); 327b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 328b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 329b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 330b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 331b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_SWITCH_FOCUS: { 332b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchFocus(); 333b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 334b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 3352c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang case MSG_CAPTURE_ANIMATION_DONE: { 336bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // message.arg1 is the offset parameter passed to 337bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // switchWithCaptureAnimation(). 338bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang captureAnimationDone(message.arg1); 3392c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang break; 3402c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 3416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_ANIMATION_DONE: { 3426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // message.obj is the Path of the MediaItem which should be 3436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted. message.arg1 is the offset of the image. 3446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onDeleteImage((Path) message.obj, message.arg1); 3456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Normally a box which finishes delete animation will hold 3466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // position until the underlying MediaItem is actually 3476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted, and HOLD_DELETE will be cancelled that time. In 3486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // case the MediaItem didn't actually get deleted in 2 3496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // seconds, we will cancel HOLD_DELETE and make it bounce 3506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // back. 3516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 3526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We make sure there is at most one MSG_DELETE_DONE 3536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // in the handler. 3546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 3556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 3566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, 2000); 3576118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 3586118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang int numberOfPictures = mNextBound - mPrevBound + 1; 3596118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (numberOfPictures == 2) { 3606118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (mModel.isCamera(mNextBound) 3616118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang || mModel.isCamera(mPrevBound)) { 3626118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang numberOfPictures--; 3636118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3646118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3656118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang showUndoBar(numberOfPictures <= 1); 3666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_DONE: { 3696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mHandler.hasMessages(MSG_DELETE_ANIMATION_DONE)) { 3706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding &= ~HOLD_DELETE; 3716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang snapback(); 3726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3746b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3756118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_TIMEOUT: { 376517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TIMEOUT); 377517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang break; 378517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 3796118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_FULL_CAMERA: { 3806118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang checkHideUndoBar(UNDO_BAR_FULL_CAMERA); 3816118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang break; 3826118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 383b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: throw new AssertionError(message.what); 384f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 385f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 38628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 387f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 388f4e22eb44bfae0c2a3b6570f19480c8c3535d808Bobby Georgescu public void setWantPictureCenterCallbacks(boolean wanted) { 389f4e22eb44bfae0c2a3b6570f19480c8c3535d808Bobby Georgescu mWantPictureCenterCallbacks = wanted; 390b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu } 391b27df4650459068b409924493bbadaf25bb7e191Bobby Georgescu 392b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 393b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Data/Image change notifications 394b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 395b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 396214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang public void notifyDataChange(int[] fromIndex, int prevBound, int nextBound) { 397c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mPrevBound = prevBound; 398c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mNextBound = nextBound; 399c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 4006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update mTouchBoxIndex 4016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex != Integer.MAX_VALUE) { 4026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int k = mTouchBoxIndex; 4036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 4046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = 0; i < 2 * SCREEN_NAIL_MAX + 1; i++) { 4056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fromIndex[i] == k) { 4066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = i - SCREEN_NAIL_MAX; 4076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 4086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 412517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Hide undo button if we are too far away 413517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (mUndoIndexHint != Integer.MAX_VALUE) { 414517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (Math.abs(mUndoIndexHint - mModel.getCurrentIndex()) >= 3) { 415517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 416517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 417517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 418517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 4196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update the ScreenNails. 4206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(i); 4226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang p.reload(); 4236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSizes[i + SCREEN_NAIL_MAX] = p.getSize(); 4246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wasDeleting = mPositionController.hasDeletingBox(); 4276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 428b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Move the boxes 429214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang mPositionController.moveBox(fromIndex, mPrevBound < 0, mNextBound > 0, 4306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mModel.isCamera(0), mSizes); 431b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 432b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(i); 4346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeleting = mPositionController.hasDeletingBox(); 4376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the deletion is done, make HOLD_DELETE persist for only the time 4396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // needed for a snapback animation. 4406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (wasDeleting && !isDeleting) { 4416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 4426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 4436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed( 4446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m, PositionController.SNAPBACK_ANIMATION_TIME); 445b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 446b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 447b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 448f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 449f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeleting() { 4516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (mHolding & HOLD_DELETE) != 0 4526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mPositionController.hasDeletingBox(); 4536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 455b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void notifyImageChange(int index) { 456bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang if (index == 0) { 457bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang mListener.onCurrentImageUpdated(); 458bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang } 459b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(index).reload(); 4606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(index); 461b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 462f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 463f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void setPictureSize(int index) { 4656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(index); 4666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setImageSize(index, p.getSize(), 4676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang index == 0 && p.isCamera() ? mCameraRect : null); 4686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 470bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 4712ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang protected void onLayout( 4722ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang boolean changeSize, int left, int top, int right, int bottom) { 4732ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int w = right - left; 4742ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int h = bottom - top; 4752ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mTileView.layout(0, 0, w, h); 4762ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mEdgeView.layout(0, 0, w, h); 4776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED); 4786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.layout(0, h - mUndoBar.getMeasuredHeight(), w, h); 4792ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4802ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang GLRoot root = getGLRoot(); 4812ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int displayRotation = root.getDisplayRotation(); 4822ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int compensation = root.getCompensation(); 4832ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mDisplayRotation != displayRotation 4842ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang || mCompensation != compensation) { 4852ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mDisplayRotation = displayRotation; 4862ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCompensation = compensation; 4872ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4883b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // We need to change the size and rotation of the Camera ScreenNail, 4893b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // but we don't want it to animate because the size doen't actually 4902ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // change in the eye of the user. 4912ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4922ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Picture p = mPictures.get(i); 4932ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (p.isCamera()) { 4949f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang p.forceSize(); 4952ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang } 496bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 497bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 498bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4999f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 5009f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mPositionController.setConstrainedFrame(mCameraRect); 501bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (changeSize) { 502bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mPositionController.setViewSize(getWidth(), getHeight()); 503bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 504bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 505bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5069f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Update the camera rectangle due to layout change or camera relative frame 5079f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // change. 5089f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateCameraRect() { 5092ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Get the width and height in framework orientation because the given 5102ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // mCameraRelativeFrame is in that coordinates. 511bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int w = getWidth(); 512bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int h = getHeight(); 5132ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mCompensation % 180 != 0) { 514bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int tmp = w; 515bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang w = h; 516bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang h = tmp; 517bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 5182ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int l = mCameraRelativeFrame.left; 5192ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int t = mCameraRelativeFrame.top; 5202ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int r = mCameraRelativeFrame.right; 5212ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int b = mCameraRelativeFrame.bottom; 522bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5232ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Now convert it to the coordinates we are using. 5242ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang switch (mCompensation) { 525bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 0: mCameraRect.set(l, t, r, b); break; 526bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 90: mCameraRect.set(h - b, l, h - t, r); break; 527bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 180: mCameraRect.set(w - r, h - b, w - l, h - t); break; 528bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 270: mCameraRect.set(t, w - r, b, w - l); break; 529bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 530bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5312ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Log.d(TAG, "compensation = " + mCompensation 5322ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", CameraRelativeFrame = " + mCameraRelativeFrame 5332ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", mCameraRect = " + mCameraRect); 534bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 535bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5362ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang public void setCameraRelativeFrame(Rect frame) { 5372ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCameraRelativeFrame.set(frame); 5389f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 5399f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Originally we do 5409f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // mPositionController.setConstrainedFrame(mCameraRect); 5419f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // here, but it is moved to a parameter of the setImageSize() call, so 5429f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // it can be updated atomically with the CameraScreenNail's size change. 543bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 544bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 545bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns the rotation we need to do to the camera texture before drawing 546bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // it to the canvas, assuming the camera texture is correct when the device 547bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // is in its natural orientation. 548bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int getCameraRotation() { 549bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (mCompensation - mDisplayRotation + 360) % 360; 550bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 551bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 55243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private int getPanoramaRotation() { 553b1a28418848ce0adeb8a845a78e246b01913d176John Reck // This function is magic 554b1a28418848ce0adeb8a845a78e246b01913d176John Reck // The issue here is that Pano makes bad assumptions about rotation and 555b1a28418848ce0adeb8a845a78e246b01913d176John Reck // orientation. The first is it assumes only two rotations are possible, 556b1a28418848ce0adeb8a845a78e246b01913d176John Reck // 0 and 90. Thus, if display rotation is >= 180, we invert the output. 557b1a28418848ce0adeb8a845a78e246b01913d176John Reck // The second is that it assumes landscape is a 90 rotation from portrait, 558b1a28418848ce0adeb8a845a78e246b01913d176John Reck // however on landscape devices this is not true. Thus, if we are in portrait 559b1a28418848ce0adeb8a845a78e246b01913d176John Reck // on a landscape device, we need to invert the output 560e6c566e7e25b7f961f501c878e98d3ca640e63d8John Reck int orientation = mContext.getResources().getConfiguration().orientation; 561b1a28418848ce0adeb8a845a78e246b01913d176John Reck boolean invertPortrait = (orientation == Configuration.ORIENTATION_PORTRAIT 562b1a28418848ce0adeb8a845a78e246b01913d176John Reck && (mDisplayRotation == 90 || mDisplayRotation == 270)); 563b1a28418848ce0adeb8a845a78e246b01913d176John Reck boolean invert = (mDisplayRotation >= 180); 564b1a28418848ce0adeb8a845a78e246b01913d176John Reck if (invert != invertPortrait) { 565866ed7abd7960efc7986a3624414a730e17f33a6John Reck return (mCompensation + 180) % 360; 566b1a28418848ce0adeb8a845a78e246b01913d176John Reck } 56743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong return mCompensation; 56843a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong } 56943a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 570b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 571b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Pictures 572b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 573b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 574b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private interface Picture { 575b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void reload(); 576b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void draw(GLCanvas canvas, Rect r); 577b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang void setScreenNail(ScreenNail s); 5782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang boolean isCamera(); // whether the picture is a camera preview 5796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeletable(); // whether the picture can be deleted 5809f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang void forceSize(); // called when mCompensation changes 5816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Size getSize(); 5827817979db0c52ffeacb951625b1e821eba303285Ahbong Chang } 583f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 584b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class FullPicture implements Picture { 585b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 5862c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 58743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 588dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li private boolean mIsStaticCamera; 589d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 5906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 591f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 5926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 593f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 594b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 595b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 596b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // mImageWidth and mImageHeight will get updated 597b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.notifyModelInvalidated(); 598b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 599bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(0); 60043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(0); 601dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li mIsStaticCamera = mModel.isStaticCamera(0); 602d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(0); 6036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(0); 604f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(0); 605bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang setScreenNail(mModel.getScreenNail(0)); 6066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 6079f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 6089f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 6096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 6106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 6116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 612bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 613bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 614bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 6159f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 6169f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 6176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(0, mSize); 6189f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 6199f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 6209f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 62143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 62243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 623dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li } else if (mIsCamera && !mIsStaticCamera) { 624bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 625bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 626bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(0); 627bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 628bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 629c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int w = mTileView.mImageWidth; 630c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int h = mTileView.mImageHeight; 6316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 6326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 633f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 634f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 635b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 636b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 637f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawTileView(canvas, r); 638cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 639bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // We want to have the following transitions: 6402c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (1) Move camera preview out of its place: switch to film mode 6412c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (2) Move camera preview into its place: switch to page mode 6422c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // The extra mWasCenter check makes sure (1) does not apply if in 6432c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // page mode, we move _to_ the camera preview from another picture. 644bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 645bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Holdings except touch-down prevent the transitions. 64618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if ((mHolding & ~HOLD_TOUCH_DOWN) != 0) return; 647bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 648f4e22eb44bfae0c2a3b6570f19480c8c3535d808Bobby Georgescu if (mWantPictureCenterCallbacks && mPositionController.isCenter()) { 649639095c6bed84ab0bf9ebc7c4f8b8c944df285a1Bobby Georgescu mListener.onPictureCenter(mIsCamera); 650bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 651cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 652cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 653b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 654b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 655b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mTileView.setScreenNail(s); 656cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 657f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 658b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 6592c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 6602c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 661f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 662f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 6636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 6646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 6656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 6666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 6676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 668d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawTileView(GLCanvas canvas, Rect r) { 669ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float imageScale = mPositionController.getImageScale(); 670b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 671b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewH = getHeight(); 672d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cx = r.exactCenterX(); 673d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cy = r.exactCenterY(); 674ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float scale = 1f; // the scaling factor due to card effect 675b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 676d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 677ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 678ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && !mIsCamera 679f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && filmRatio != 1f && !mPictures.get(-1).isCamera() 680f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && !mPositionController.inOpeningAnimation(); 6816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 6826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != viewH / 2; 6832c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 684b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Calculate the move-out progress value. 685b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int left = r.left; 686b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int right = r.right; 687b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = calculateMoveOutProgress(left, right, viewW); 688b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1f, 1f); 689b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 690b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We only want to apply the fading animation if the scrolling 691b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // movement is to the right. 692bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (progress < 0) { 693ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = getScrollScale(progress); 694ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float alpha = getScrollAlpha(progress); 695ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 696ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 697d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 698ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang imageScale *= scale; 699ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.multiplyAlpha(alpha); 700ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 701ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float cxPage; // the cx value in page mode 702d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang if (right - left <= viewW) { 703b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is narrower than the view, keep it at 704b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the center of the view. 705ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = viewW / 2f; 706b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else { 707b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is wider than the view (it's 708b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed-in), keep the left edge of the object align 709b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the the left edge of the view. 710ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = (right - left) * scale / 2f; 711b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 712ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cx = interpolate(filmRatio, cxPage, cx); 713b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 7146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 7156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - viewH / 2) / viewH; 7166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 7176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 718b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 719f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 720d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the tile view. 721ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang setTileViewPosition(cx, cy, viewW, viewH, imageScale); 7226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mTileView); 723d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 724f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the play video icon and the message. 725f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang canvas.translate((int) (cx + 0.5f), (int) (cy + 0.5f)); 726f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = (int) (scale * Math.min(r.width(), r.height()) + 0.5f); 727c1c67ea813421a6173d1dab2ad75c11b51c7976dMangesh Ghiware if (mIsVideo) drawVideoPlayIcon(canvas, s); 728f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 729f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 730d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 731d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 732f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a debug indicator showing which picture has focus (index == 733f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // 0). 734f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang //canvas.fillRect(-10, -10, 20, 20, 0x80FF00FF); 735f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 736d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.restore(); 737d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 738d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 739d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Set the position of the tile view 740d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void setTileViewPosition(float cx, float cy, 741d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int viewW, int viewH, float scale) { 742d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Find out the bitmap coordinates of the center of the view 743d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageW = mPositionController.getImageWidth(); 744d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageH = mPositionController.getImageHeight(); 745d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerX = (int) (imageW / 2f + (viewW / 2f - cx) / scale + 0.5f); 746d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerY = (int) (imageH / 2f + (viewH / 2f - cy) / scale + 0.5f); 747d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 748b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseX = imageW - centerX; 749b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseY = imageH - centerY; 750d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int x, y; 751d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang switch (mRotation) { 752d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 0: x = centerX; y = centerY; break; 753d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 90: x = centerY; y = inverseX; break; 754d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 180: x = inverseX; y = inverseY; break; 755d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 270: x = inverseY; y = centerX; break; 756b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: 757d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang throw new RuntimeException(String.valueOf(mRotation)); 758b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 759d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mTileView.setPosition(x, y, scale, mRotation); 760f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 761f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 762f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 763b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private class ScreenNailPicture implements Picture { 764b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mIndex; 765b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 766b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private ScreenNail mScreenNail; 7672c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 76843a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 769dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li private boolean mIsStaticCamera; 770d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 7716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 772f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 7736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 774f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 775b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNailPicture(int index) { 776b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mIndex = index; 777b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 778532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang 779b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 780b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 781bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(mIndex); 78243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(mIndex); 783dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li mIsStaticCamera = mModel.isStaticCamera(mIndex); 784d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(mIndex); 7856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(mIndex); 786f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(mIndex); 787c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang setScreenNail(mModel.getScreenNail(mIndex)); 7886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 7896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 7906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 7916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 7926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 7936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 794b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 795b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 796b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 797b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 798b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail == null) { 799f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a placeholder rectange if there should be a picture in 800f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // this position (but somehow there isn't). 801c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang if (mIndex >= mPrevBound && mIndex <= mNextBound) { 802f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawPlaceHolder(canvas, r); 803c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 804b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 805f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 8066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = getWidth(); 8076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 8086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (r.left >= w || r.right <= 0 || r.top >= h || r.bottom <= 0) { 809b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.noDraw(); 810b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 811f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 812f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 813ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 814ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && mIndex > 0 815ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang && filmRatio != 1f && !mPictures.get(0).isCamera(); 8166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 8176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != h / 2; 818ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int cx = wantsCardEffect 819ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang ? (int) (interpolate(filmRatio, w / 2, r.centerX()) + 0.5f) 820ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang : r.centerX(); 821b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int cy = r.centerY(); 822ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 823b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.translate(cx, cy); 8242c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 825b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = (float) (w / 2 - r.centerX()) / w; 826b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1, 1); 827b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float alpha = getScrollAlpha(progress); 828b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = getScrollScale(progress); 829ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 830ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 831b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.multiplyAlpha(alpha); 832b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.scale(scale, scale, 1); 8336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 8346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - h / 2) / h; 8356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 8366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 837b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 838b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mRotation != 0) { 839b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.rotate(mRotation, 0, 0, 1); 840b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 841ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawW = getRotated(mRotation, r.width(), r.height()); 842ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawH = getRotated(mRotation, r.height(), r.width()); 843b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.draw(canvas, -drawW / 2, -drawH / 2, drawW, drawH); 844f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (isScreenNailAnimating()) { 845f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang invalidate(); 846f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 847f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = Math.min(drawW, drawH); 848c1c67ea813421a6173d1dab2ad75c11b51c7976dMangesh Ghiware if (mIsVideo) drawVideoPlayIcon(canvas, s); 849f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 850f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 851f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 852b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.restore(); 853b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 854f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 855f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private boolean isScreenNailAnimating() { 856030f8dad6aefc42d0af39bc1b93f370937d3e2abOwen Lin return (mScreenNail instanceof TiledScreenNail) 857030f8dad6aefc42d0af39bc1b93f370937d3e2abOwen Lin && ((TiledScreenNail) mScreenNail).isAnimating(); 858f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 859f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 860b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 861b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 862b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail = s; 8639f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8649f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 865bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 8669f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 8679f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 8686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(mIndex, mSize); 8699f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8709f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 8719f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 87243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 87343a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 874dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li } else if (mIsCamera && !mIsStaticCamera) { 875bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 876bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 877bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(mIndex); 878bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 879c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 880b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail != null) { 8816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = mScreenNail.getWidth(); 8826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = mScreenNail.getHeight(); 8836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 884c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // If we don't have ScreenNail available, we can still try to 885c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // get the size information of it. 886c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mModel.getImageSize(mIndex, mSize); 887b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 888c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 8896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = mSize.width; 8906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = mSize.height; 8916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 8926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 893f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 894b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 895b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 8962c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 8972c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 898b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 8996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 9006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 9016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 9026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 9036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 904b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 905b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 906f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a gray placeholder in the specified rectangle. 907f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawPlaceHolder(GLCanvas canvas, Rect r) { 908915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu canvas.fillRect(r.left, r.top, r.width(), r.height(), mPlaceholderColor); 909f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 910f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 911d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon (in the place where the spinner was) 912d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawVideoPlayIcon(GLCanvas canvas, int side) { 913d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int s = side / ICON_RATIO; 914d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon at the center 915d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mVideoPlayIcon.draw(canvas, -s / 2, -s / 2, s, s); 916d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 917d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 918f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the "no thumbnail" message 919f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawLoadingFailMessage(GLCanvas canvas) { 920f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang StringTexture m = mNoThumbnailText; 921f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang m.draw(canvas, -m.getWidth() / 2, -m.getHeight() / 2); 922f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 923f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 924b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int getRotated(int degree, int original, int theother) { 925b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return (degree % 180 == 0) ? original : theother; 926b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 927b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 928b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 929b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Gestures Handling 930b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 931b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 932b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 933b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected boolean onTouch(MotionEvent event) { 934b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.onTouchEvent(event); 935b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 936f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 937f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 9383a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private class MyGestureListener implements GestureRecognizer.Listener { 9393a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private boolean mIgnoreUpEvent = false; 940099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // If we can change mode for this scale gesture. 941099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang private boolean mCanChangeMode; 94218958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If we have changed the film mode in this scaling gesture. 943b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mModeChanged; 94433f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // If this scaling gesture should be ignored. 94533f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang private boolean mIgnoreScalingGesture; 94617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // whether the down action happened while the view is scrolling. 94717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private boolean mDownInScrolling; 9486575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang // If we should ignore all gestures other than onSingleTapUp. 9496575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private boolean mIgnoreSwipingGesture; 9506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If a scrolling has happened after a down gesture. 9516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mScrolledAfterDown; 9526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the first scrolling move is in X direction. In the film mode, X 9536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // direction scrolling is normal scrolling. but Y direction scrolling is 9546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // a delete gesture. 9556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mFirstScrollX; 9566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The accumulated Y delta that has been sent to mPositionController. 9576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mDeltaY; 9582ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // The accumulated scaling change from a scaling gesture. 9592ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang private float mAccScale; 960499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu // If an onFling happened after the last onDown 961499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu private boolean mHadFling; 962b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 9633a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 9643a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onSingleTapUp(float x, float y) { 9654d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // On crespo running Android 2.3.6 (gingerbread), a pinch out gesture results in the 9664d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // following call sequence: onDown(), onUp() and then onSingleTapUp(). The correct 9674d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // sequence for a single-tap-up gesture should be: onDown(), onSingleTapUp() and onUp(). 9684d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // The call sequence for a pinch out gesture in JB is: onDown(), then onUp() and there's 9694d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // no onSingleTapUp(). Base on these observations, the following condition is added to 9704d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // filter out the false alarm where onSingleTapUp() is called within a pinch out 9714d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // gesture. The framework fix went into ICS. Refer to b/4588114. 9724d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan if (Build.VERSION.SDK_INT < ApiHelper.VERSION_CODES.ICE_CREAM_SANDWICH) { 9734d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan if ((mHolding & HOLD_TOUCH_DOWN) == 0) { 9744d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan return true; 9754d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan } 9764d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan } 9774d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan 978ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // We do this in addition to onUp() because we want the snapback of 979ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // setFilmMode to happen. 980ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 981ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 98217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && !mDownInScrolling) { 98317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang switchToHitPicture((int) (x + 0.5f), (int) (y + 0.5f)); 984743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li 985743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li // If this is a lock screen photo, let the listener handle the 986743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li // event. Tapping on lock screen photo should take the user 987743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li // directly to the lock screen. 988743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li MediaItem item = mModel.getMediaItem(0); 989743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li int supported = 0; 990743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li if (item != null) supported = item.getSupportedOperations(); 991c7e3c76d6965f520a9651d309052c5f01726cd58Bobby Georgescu if ((supported & MediaItem.SUPPORT_ACTION) == 0) { 992743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li setFilmMode(false); 993743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li mIgnoreUpEvent = true; 994743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li return true; 995743f8152a1dd6ea47bcabc6fd95b6e8d8f1cd3e5Wu-cheng Li } 996b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 997b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 998bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (mListener != null) { 9992ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Do the inverse transform of the touch coordinates. 10002ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix m = getGLRoot().getCompensationMatrix(); 10012ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix inv = new Matrix(); 10022ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang m.invert(inv); 10032ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang float[] pts = new float[] {x, y}; 10042ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang inv.mapPoints(pts); 10052ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mListener.onSingleTapUp((int) (pts[0] + 0.5f), (int) (pts[1] + 0.5f)); 10063a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 10073a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 10083a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 10093a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 10103a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 10113a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onDoubleTap(float x, float y) { 10126575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 101361f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (mPictures.get(0).isCamera()) return false; 10143a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang PositionController controller = mPositionController; 1015b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = controller.getImageScale(); 10163a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // onDoubleTap happened on the second ACTION_DOWN. 10173a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // We need to ignore the next UP event. 10183a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = true; 101924958c5d4a63e1d7c49d9e7007ee10958ad23e8fJohn Reck if (scale <= .75f || controller.isAtMinimalScale()) { 102024958c5d4a63e1d7c49d9e7007ee10958ad23e8fJohn Reck controller.zoomIn(x, y, Math.max(1.0f, scale * 1.5f)); 10213a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } else { 10223a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang controller.resetToFullView(); 10233a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 10243a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 10253a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 1026f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1027f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean onScroll(float dx, float dy, float totalX, float totalY) { 10296575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 10306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mScrolledAfterDown) { 10316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = true; 10326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mFirstScrollX = (Math.abs(dx) > Math.abs(dy)); 10336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dxi = (int) (-dx + 0.5f); 10366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dyi = (int) (-dy + 0.5f); 10376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 10386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFirstScrollX) { 10396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmX(dxi); 10406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex == Integer.MAX_VALUE) return true; 10426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int newDeltaY = calculateDeltaY(totalY); 10436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int d = newDeltaY - mDeltaY; 10446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (d != 0) { 10456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmY(mTouchBoxIndex, d); 10466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = newDeltaY; 10476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollPage(dxi, dyi); 10516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 1052f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1053f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1054f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int calculateDeltaY(float delta) { 10566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxDeletable) return (int) (delta + 0.5f); 10576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // don't let items that can't be deleted be dragged more than 10596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // maxScrollDistance, and make it harder and harder to drag. 10606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int size = getHeight(); 10616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float maxScrollDistance = 0.15f * size; 10626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(delta) >= size) { 10636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = delta > 0 ? maxScrollDistance : -maxScrollDistance; 10646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = maxScrollDistance * 10666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang FloatMath.sin((delta / size) * (float) (Math.PI / 2)); 10676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (int) (delta + 0.5f); 10696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1071f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10723a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onFling(float velocityX, float velocityY) { 10736575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 1074e9494164bd7dd1c55c99b3ae1e842b88bf6abd78Chih-Chung Chang if (mModeChanged) return true; 10752ce3c3bfe08fff5aee58007cc8ba8f4a50861ae2Yuli Huang if (swipeImages(velocityX, velocityY)) { 1076b3aab90bb37aa9cc60be32e05678ee55d6575ee8Chih-Chung Chang mIgnoreUpEvent = true; 10776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang flingImages(velocityX, velocityY); 1079f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1080499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu mHadFling = true; 1081f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1082f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1083f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean flingImages(float velocityX, float velocityY) { 10856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vx = (int) (velocityX + 0.5f); 10866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vy = (int) (velocityY + 0.5f); 10876b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode) { 10886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingPage(vx, vy); 10896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(velocityX) > Math.abs(velocityY)) { 10916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingFilmX(vx); 10926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction fast enough, treat it as a delete 10946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 10956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode || mTouchBoxIndex == Integer.MAX_VALUE 10966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang || !mTouchBoxDeletable) { 10976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 10986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10997817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int maxVelocity = GalleryUtils.dpToPixel(MAX_DISMISS_VELOCITY); 11007817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int escapeVelocity = GalleryUtils.dpToPixel(SWIPE_ESCAPE_VELOCITY); 11016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int centerY = mPositionController.getPosition(mTouchBoxIndex) 11026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .centerY(); 11036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean fastEnough = (Math.abs(vy) > escapeVelocity) 11046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && (Math.abs(vy) > Math.abs(vx)) 11056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && ((vy > 0) == (centerY > getHeight() / 2)); 11066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fastEnough) { 11076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang vy = Math.min(vy, maxVelocity); 11086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController.flingFilmY(mTouchBoxIndex, vy); 11096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 11106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(vy < 0); 11116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 11126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We reset mTouchBoxIndex, so up() won't check if Y 11136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // scrolled far enough to be a delete gesture. 11146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 11156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return true; 11166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 11196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 11216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void deleteAfterAnimation(int duration) { 11226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang MediaItem item = mModel.getMediaItem(mTouchBoxIndex); 11236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (item == null) return; 1124517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1125517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = mModel.getCurrentIndex() + mTouchBoxIndex; 11266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding |= HOLD_DELETE; 11276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_ANIMATION_DONE); 11286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.obj = item.getPath(); 11296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.arg1 = mTouchBoxIndex; 11306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, duration); 11316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1133f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11343a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScaleBegin(float focusX, float focusY) { 11356575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 113633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // We ignore the scaling gesture if it is a camera preview. 113733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mIgnoreScalingGesture = mPictures.get(0).isCamera(); 113833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mIgnoreScalingGesture) { 113933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang return true; 114033f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 11413a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mPositionController.beginScale(focusX, focusY); 1142099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // We can change mode if we are in film mode, or we are in page 1143099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // mode and at minimal scale. 1144099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang mCanChangeMode = mFilmMode 1145099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang || mPositionController.isAtMinimalScale(); 11462ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale = 1f; 1147f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1148f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1149f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1150f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11513a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScale(float focusX, float focusY, float scale) { 11526575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 11536575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return true; 115418958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (mModeChanged) return true; 1155b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (Float.isNaN(scale) || Float.isInfinite(scale)) return false; 115633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1157b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int outOfRange = mPositionController.scaleBy(scale, focusX, focusY); 1158b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 11592ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // We wait for a large enough scale change before changing mode. 11602ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // Otherwise we may mistakenly treat a zoom-in gesture as zoom-out 11612ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // or vice versa. 11622ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale *= scale; 11632ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang boolean largeEnough = (mAccScale < 0.97f || mAccScale > 1.03f); 11642ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang 116518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If mode changes, we treat this scaling gesture has ended. 11662ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang if (mCanChangeMode && largeEnough) { 1167b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((outOfRange < 0 && !mFilmMode) || 1168b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang (outOfRange > 0 && mFilmMode)) { 116918958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang stopExtraScalingIfNeeded(); 117018958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 117118958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // Removing the touch down flag allows snapback to happen 117233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // for film mode change. 117318958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 1174b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang setFilmMode(!mFilmMode); 117518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 117618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // We need to call onScaleEnd() before setting mModeChanged 117718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // to true. 117818958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang onScaleEnd(); 1179b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModeChanged = true; 1180b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1181534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1182b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1183b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 118418958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (outOfRange != 0) { 1185b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang startExtraScalingIfNeeded(); 1186534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } else { 1187b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang stopExtraScalingIfNeeded(); 1188534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1189f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1190f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1191f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 119233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang @Override 119333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void onScaleEnd() { 11946575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 11956575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return; 119633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mModeChanged) return; 119733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mPositionController.endScale(); 119833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 119933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1200b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void startExtraScalingIfNeeded() { 1201b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mCancelExtraScalingPending) { 1202b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessageDelayed( 1203b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MSG_CANCEL_EXTRA_SCALING, 700); 1204b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(true); 1205b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = true; 1206b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1207b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1208b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1209b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void stopExtraScalingIfNeeded() { 1210b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mCancelExtraScalingPending) { 1211b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.removeMessages(MSG_CANCEL_EXTRA_SCALING); 1212b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 1213b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 1214b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1215b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1216b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1217f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 12186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDown(float x, float y) { 1219517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TOUCHED); 1220517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 12216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = 0; 1222e9494164bd7dd1c55c99b3ae1e842b88bf6abd78Chih-Chung Chang mModeChanged = false; 12236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12246575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 12256575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12262c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_TOUCH_DOWN; 122717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 122817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && mPositionController.isScrolling()) { 122917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = true; 123017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mPositionController.stopScrolling(); 123117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } else { 123217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = false; 123317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 1234499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu mHadFling = false; 12356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = false; 12366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 12376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int xi = (int) (x + 0.5f); 12386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int yi = (int) (y + 0.5f); 12396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = mPositionController.hitTest(xi, yi); 12406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex < mPrevBound || mTouchBoxIndex > mNextBound) { 12416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 12426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 12436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxDeletable = 12446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPictures.get(mTouchBoxIndex).isDeletable(); 12456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 12476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 12486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12493a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 12503a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12513a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 12523a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public void onUp() { 12536575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 12546575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 125518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 12563a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mEdgeView.onRelease(); 12573a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction far enough, treat it as a delete 12596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 12606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode && mScrolledAfterDown && !mFirstScrollX 12616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mTouchBoxIndex != Integer.MAX_VALUE) { 12626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Rect r = mPositionController.getPosition(mTouchBoxIndex); 12636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 12646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(r.centerY() - h * 0.5f) > 0.4f * h) { 12656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController 12666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .flingFilmY(mTouchBoxIndex, 0); 12676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 12686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(r.centerY() < h * 0.5f); 12696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 12706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12743a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang if (mIgnoreUpEvent) { 12753a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = false; 12763a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return; 12773a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 1278b1a513974d59c1dc14e004338b6795d6c3c5e5e8Bobby Georgescu 1279dc55d3b1a614b95a36aab60c06f7961a800ec85aBobby Georgescu if (!(mFilmMode && !mHadFling && mFirstScrollX 1280dc55d3b1a614b95a36aab60c06f7961a800ec85aBobby Georgescu && snapToNeighborImage())) { 1281b1a513974d59c1dc14e004338b6795d6c3c5e5e8Bobby Georgescu snapback(); 1282499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu } 1283f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 12846575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12856575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12866575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mIgnoreSwipingGesture = !enabled; 12876575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12886575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12896575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12906575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12916575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener.setSwipingEnabled(enabled); 1292f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1293f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 129400ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu private void updateActionBar() { 129500ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu boolean isCamera = mPictures.get(0).isCamera(); 129600ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu if (isCamera && !mFilmMode) { 129700ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu // Move into camera in page mode, lock 129800ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu mListener.onActionBarAllowed(false); 129900ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu } else { 130000ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu mListener.onActionBarAllowed(true); 130100ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu if (mFilmMode) mListener.onActionBarWanted(); 130200ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu } 130300ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu } 130400ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu 13057eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void setFilmMode(boolean enabled) { 1306b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode == enabled) return; 1307b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mFilmMode = enabled; 1308b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setFilmMode(mFilmMode); 1309b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mModel.setNeedFullImage(!enabled); 131041b3cff60905a96ab5b6f8e5f42bcc3bab1eb605Bobby Georgescu mModel.setFocusHintDirection( 131141b3cff60905a96ab5b6f8e5f42bcc3bab1eb605Bobby Georgescu mFilmMode ? Model.FOCUS_HINT_PREVIOUS : Model.FOCUS_HINT_NEXT); 131200ccf35f8ec016b2cb8fdcf0c65ba643dca54a14Bobby Georgescu updateActionBar(); 13137eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mListener.onFilmModeChanged(enabled); 1314bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1315bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 1316bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean getFilmMode() { 1317bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return mFilmMode; 1318f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1319f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1320b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1321b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Framework events 1322b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1323b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1324b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void pause() { 1325b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.skipAnimation(); 1326b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.freeTextures(); 1327b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 1328b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mPictures.get(i).setScreenNail(null); 1329b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 13306118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 1331f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1332f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1333b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void resume() { 1334b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.prepareTextures(); 13353ed6ae23e43be73c83b6be3dcaafe7400a7b3355Bobby Georgescu mPositionController.skipToFinalPosition(); 1336f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1337f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 133833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // move to the camera preview and show controls after resume 133933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void resetToFirstPicture() { 134033f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mModel.moveTo(0); 134133f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang setFilmMode(false); 134233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 134333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1344517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1345517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Undo Bar 1346517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1347517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 1348517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoBarState; 1349517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_SHOW = 1; 1350517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TIMEOUT = 2; 1351517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TOUCHED = 4; 13526118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_FULL_CAMERA = 8; 13536118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_DELETE_LAST = 16; 1354517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13556118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // "deleteLast" means if the deletion is on the last remaining picture in 13566118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // the album. 13576118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void showUndoBar(boolean deleteLast) { 13586118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1359517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = UNDO_BAR_SHOW; 13606118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if(deleteLast) mUndoBarState |= UNDO_BAR_DELETE_LAST; 1361517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.VISIBLE); 13626118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.sendEmptyMessageDelayed(MSG_UNDO_BAR_TIMEOUT, 3000); 1363949584340c9f5f41a6133ba06058af280490f0c8Bobby Georgescu if (mListener != null) mListener.onUndoBarVisibilityChanged(true); 1364517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1365517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13666118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void hideUndoBar() { 13676118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1368517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1369517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.INVISIBLE); 1370517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = 0; 1371517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = Integer.MAX_VALUE; 1372949584340c9f5f41a6133ba06058af280490f0c8Bobby Georgescu mListener.onUndoBarVisibilityChanged(false); 1373517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1374517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13756118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // Check if the one of the conditions for hiding the undo bar has been 13766118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // met. The conditions are: 13776118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13786118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 1. It has been three seconds since last showing, and (a) the user has 13796118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // touched, or (b) the deleted picture is the last remaining picture in the 13806118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // album. 13816118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13826118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 2. The camera is shown in full screen. 1383517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private void checkHideUndoBar(int addition) { 1384517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState |= addition; 13856118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((mUndoBarState & UNDO_BAR_SHOW) == 0) return; 13866118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean timeout = (mUndoBarState & UNDO_BAR_TIMEOUT) != 0; 13876118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean touched = (mUndoBarState & UNDO_BAR_TOUCHED) != 0; 13886118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean fullCamera = (mUndoBarState & UNDO_BAR_FULL_CAMERA) != 0; 13896118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean deleteLast = (mUndoBarState & UNDO_BAR_DELETE_LAST) != 0; 139041b3cff60905a96ab5b6f8e5f42bcc3bab1eb605Bobby Georgescu if ((timeout && deleteLast) || fullCamera || touched) { 1391517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 1392517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 13936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 13946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1395639095c6bed84ab0bf9ebc7c4f8b8c944df285a1Bobby Georgescu public boolean canUndo() { 1396639095c6bed84ab0bf9ebc7c4f8b8c944df285a1Bobby Georgescu return (mUndoBarState & UNDO_BAR_SHOW) != 0; 13976118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 13986118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 1399b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1400b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Rendering 1401b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1402b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1403b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 1404b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected void render(GLCanvas canvas) { 14059f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Check if the camera preview occupies the full screen. 14069f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean full = !mFilmMode && mPictures.get(0).isCamera() 14079f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isCenter() 14089f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isAtMinimalScale(); 14099f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (full != mFullScreenCamera) { 14109f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mFullScreenCamera = full; 14119f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mListener.onFullScreenChanged(full); 14126118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (full) mHandler.sendEmptyMessage(MSG_UNDO_BAR_FULL_CAMERA); 14139f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 14149f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 14159f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Determine how many photos we need to draw in addition to the center 14169f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // one. 14179f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang int neighbors; 14189f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (mFullScreenCamera) { 14199f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 0; 14209f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 14219f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // In page mode, we draw only one previous/next photo. But if we are 14229f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // doing capture animation, we want to draw all photos. 14239f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inPageMode = (mPositionController.getFilmRatio() == 0f); 14249f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inCaptureAnimation = 14259f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang ((mHolding & HOLD_CAPTURE_ANIMATION) != 0); 14269f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (inPageMode && !inCaptureAnimation) { 14279f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 1; 14289f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 14299f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = SCREEN_NAIL_MAX; 14309f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 14319f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 1432c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1433c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // Draw photos from back to front 1434c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang for (int i = neighbors; i >= -neighbors; i--) { 1435b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(i); 1436b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(i).draw(canvas, r); 1437b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1438b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 14396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mEdgeView); 14406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mUndoBar); 14416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1442b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.advanceAnimation(); 1443b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang checkFocusSwitching(); 1444ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang } 1445ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang 1446b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1447b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Film mode focus switching 1448b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1449f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1450b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in GL thread. 1451b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void checkFocusSwitching() { 1452b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mFilmMode) return; 1453b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mHandler.hasMessages(MSG_SWITCH_FOCUS)) return; 1454b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (switchPosition() != 0) { 1455b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessage(MSG_SWITCH_FOCUS); 1456f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1457f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1458f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1459b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in main thread. 1460b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchFocus() { 14612c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return; 1462b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (switchPosition()) { 1463b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case -1: 1464b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 1465b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1466b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case 1: 1467b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 1468b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1469b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1470f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1471f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1472b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Returns -1 if we should switch focus to the previous picture, +1 if we 1473b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // should switch to the next, 0 otherwise. 1474b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int switchPosition() { 1475b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect curr = mPositionController.getPosition(0); 1476b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int center = getWidth() / 2; 1477f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 14782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (curr.left > center && mPrevBound < 0) { 1479b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect prev = mPositionController.getPosition(-1); 1480b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = curr.left - center; 1481b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int prevDist = center - prev.right; 1482b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (prevDist < currDist) { 1483b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return -1; 1484b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 14852c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (curr.right < center && mNextBound > 0) { 1486b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect next = mPositionController.getPosition(1); 1487b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = center - curr.right; 1488b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int nextDist = next.left - center; 1489b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (nextDist < currDist) { 1490b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 1; 1491b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1492b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1493f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1494b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 0; 1495f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1496f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 149717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // Switch to the previous or next picture if the hit position is inside 149817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // one of their boxes. This runs in main thread. 149917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private void switchToHitPicture(int x, int y) { 150017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mPrevBound < 0) { 150117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(-1); 150217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.right >= x) { 150317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToPrevPicture(); 150417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 150517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 150617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 150717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 150817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mNextBound > 0) { 150917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(1); 151017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.left <= x) { 151117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToNextPicture(); 151217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 151317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 151417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 151517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 151617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 1517b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1518b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Page mode focus switching 1519b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // 1520b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We slide image to the next one or the previous one in two cases: 1: If 1521b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the user did a fling gesture with enough velocity. 2 If the user has 1522b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // moved the picture a lot. 1523b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1524f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1525b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean swipeImages(float velocityX, float velocityY) { 1526b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode) return false; 1527f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1528b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Avoid swiping images if we're possibly flinging to view the 1529b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed in picture vertically. 1530b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang PositionController controller = mPositionController; 1531b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang boolean isMinimal = controller.isAtMinimalScale(); 1532b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int edges = controller.getImageAtEdges(); 1533b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!isMinimal && Math.abs(velocityY) > Math.abs(velocityX)) 1534b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((edges & PositionController.IMAGE_AT_TOP_EDGE) == 0 1535b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_BOTTOM_EDGE) == 0) 1536b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1537f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1538b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we are at the edge of the current photo and the sweeping velocity 1539b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // exceeds the threshold, slide to the next / previous image. 1540b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (velocityX < -SWIPE_THRESHOLD && (isMinimal 1541b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_RIGHT_EDGE) != 0)) { 1542b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1543b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (velocityX > SWIPE_THRESHOLD && (isMinimal 1544b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_LEFT_EDGE) != 0)) { 1545b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1546f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1547f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1548b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1549b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1550b29a27f475a2c449abdda8d4e03d30914feed8c6Chih-Chung Chang 15512c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private void snapback() { 15526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if ((mHolding & ~HOLD_DELETE) != 0) return; 1553499ac9eae0eb26eaf7ebf79fb88ba929b71c8145Bobby Georgescu if (mFilmMode || !snapToNeighborImage()) { 15542c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.snapback(); 15552c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15562c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15572c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1558b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean snapToNeighborImage() { 1559b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(0); 1560b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 1561cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu // Setting the move threshold proportional to the width of the view 1562cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu int moveThreshold = viewW / 5 ; 1563cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu int threshold = moveThreshold + gapToSide(r.width(), viewW); 1564f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1565b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we have moved the picture a lot, switching. 1566b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (viewW - r.right > threshold) { 1567b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1568b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (r.left > threshold) { 1569b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1570f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1571f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1572b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1573b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1574f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1575b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToNextPicture() { 15762c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 1577b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 15782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1579b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1580b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1581676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1582b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToPrevPicture() { 15832c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1584b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 15852c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1586b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1587b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1588676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1589b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int gapToSide(int imageWidth, int viewWidth) { 1590b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return Math.max(0, (viewWidth - imageWidth) / 2); 1591b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1592f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1593b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1594b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Focus switching 1595b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1596f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 15977eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void switchToImage(int index) { 15987eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mModel.moveTo(index); 15997eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu } 16007eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu 1601b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToNextImage() { 1602bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() + 1); 1603b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 160415b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1605b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToPrevImage() { 1606bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() - 1); 1607b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1608cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1609160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang private void switchToFirstImage() { 1610bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(0); 1611160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang } 1612160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang 1613b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1614b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Opening Animation 1615b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1616b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1617b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setOpenAnimationRect(Rect rect) { 1618b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setOpenAnimationRect(rect); 1619cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 162015b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1621b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 16222c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // Capture Animation 16232c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 16242c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16252c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean switchWithCaptureAnimation(int offset) { 16262c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang GLRoot root = getGLRoot(); 162714ce29ab5608daaa3d0074cdfc9fc85988537ff2Bobby Georgescu if(root == null) return false; 16282c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.lockRenderThread(); 16292c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang try { 16302c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return switchWithCaptureAnimationLocked(offset); 16312c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } finally { 16322c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.unlockRenderThread(); 16332c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16342c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16352c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16362c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean switchWithCaptureAnimationLocked(int offset) { 16372c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return true; 16382c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (offset == 1) { 16392c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 164061f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang // Temporary disable action bar until the capture animation is done. 164161f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (!mFilmMode) mListener.onActionBarAllowed(false); 16422c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang switchToNextImage(); 16432c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(-1); 16442c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (offset == -1) { 16452c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1646c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mFilmMode) setFilmMode(false); 1647c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1648c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // If we are too far away from the first image (so that we don't 1649c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // have all the ScreenNails in-between), we go directly without 1650c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // animation. 1651c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mModel.getCurrentIndex() > SCREEN_NAIL_MAX) { 1652c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang switchToFirstImage(); 165342e1fed4edd9ed1e326aab2f7969242c56812952Chih-Chung Chang mPositionController.skipToFinalPosition(); 1654c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang return true; 1655c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang } 1656c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1657160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang switchToFirstImage(); 16582c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(1); 16592c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else { 16602c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return false; 16612c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16622c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_CAPTURE_ANIMATION; 1663bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_CAPTURE_ANIMATION_DONE, offset, 0); 1664f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mHandler.sendMessageDelayed(m, PositionController.CAPTURE_ANIMATION_TIME); 16652c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return true; 16662c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16672c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1668bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private void captureAnimationDone(int offset) { 16692c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding &= ~HOLD_CAPTURE_ANIMATION; 1670e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang if (offset == 1 && !mFilmMode) { 1671e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Now the capture animation is done, enable the action bar. 1672e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarAllowed(true); 1673e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarWanted(); 1674bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 16752c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang snapback(); 16762c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16772c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1679b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Card deck effect calculation 1680b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1681b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1682cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Returns the scrolling progress value for an object moving out of a 1683cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // view. The progress value measures how much the object has moving out of 1684cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the view. The object currently displays in [left, right), and the view is 1685cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // at [0, viewWidth]. 1686cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // 1687cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // The returned value is negative when the object is moving right, and 1688cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // positive when the object is moving left. The value goes to -1 or 1 when 1689cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the object just moves out of the view completely. The value is 0 if the 1690cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object currently fills the view. 1691cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float calculateMoveOutProgress(int left, int right, 1692cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int viewWidth) { 1693cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // w = object width 1694cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // viewWidth = view width 1695cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int w = right - left; 1696cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1697cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is smaller than the view width, 1698cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |....view....| 1699cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = -1 when left = viewWidth 1700bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // |<-->| progress = 0 when left = viewWidth / 2 - w / 2 1701cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = 1 when left = -w 1702cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (w < viewWidth) { 1703bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int zx = viewWidth / 2 - w / 2; 1704bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (left > zx) { 1705bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return -(left - zx) / (float) (viewWidth - zx); // progress = (0, -1] 1706bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 1707bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (left - zx) / (float) (-w - zx); // progress = [0, 1] 1708bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1709cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1710cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1711cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is larger than the view width, 1712cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |..view..| 1713cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = -1 when left = viewWidth 1714cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 0 between left = 0 1715cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| and right = viewWidth 1716cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 1 when right = 0 1717cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (left > 0) { 1718cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return -left / (float) viewWidth; 1719cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1720cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1721cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (right < viewWidth) { 1722cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (viewWidth - right) / (float) viewWidth; 1723cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1724cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1725cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return 0; 1726cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1727cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1728cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the alpha factor in the fading 1729cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1730cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollAlpha(float scrollProgress) { 1731cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scrollProgress < 0 ? mAlphaInterpolator.getInterpolation( 1732cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1 - Math.abs(scrollProgress)) : 1.0f; 1733cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1734cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1735cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the scaling factor in the fading 1736cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1737cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollScale(float scrollProgress) { 1738cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float interpolatedProgress = mScaleInterpolator.getInterpolation( 1739cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang Math.abs(scrollProgress)); 1740cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float scale = (1 - interpolatedProgress) + 1741cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang interpolatedProgress * TRANSITION_SCALE_FACTOR; 1742cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scale; 1743cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1744cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1745cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1746cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // This interpolator emulates the rate at which the perceived scale of an 1747cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object changes as its distance from a camera increases. When this 1748cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // interpolator is applied to a scale animation on a view, it evokes the 1749cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // sense that the object is shrinking due to moving away from the camera. 1750cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static class ZInterpolator { 1751cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float focalLength; 1752cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1753cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public ZInterpolator(float foc) { 1754cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang focalLength = foc; 1755cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1756cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1757cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public float getInterpolation(float input) { 1758cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (1.0f - focalLength / (focalLength + input)) / 1759cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang (1.0f - focalLength / (focalLength + 1.0f)); 1760f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1761f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1762f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1763ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // Returns an interpolated value for the page/film transition. 1764ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 0, the result is from. 1765ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 1, the result is to. 1766ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang private static float interpolate(float ratio, float from, float to) { 1767ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang return from + (to - from) * ratio * ratio; 1768ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang } 1769ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 17706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns the alpha factor in film mode if a picture is not in the center. 17716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The 0.03 lower bound is to make the item always visible a bit. 17726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private float getOffsetAlpha(float offset) { 17736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang offset /= 0.5f; 17746b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = (offset > 0) ? (1 - offset) : (1 + offset); 17756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return Utils.clamp(alpha, 0.03f, 1f); 17766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 17776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1778b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1779b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Simple public utilities 1780b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1781f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1782bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void setListener(Listener listener) { 1783bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mListener = listener; 1784f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1785616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1786616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public Rect getPhotoRect(int index) { 1787616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return mPositionController.getPosition(index); 1788616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1789616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1790616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public PhotoFallbackEffect buildFallbackEffect(GLView root, GLCanvas canvas) { 1791616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect location = new Rect(); 1792616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Utils.assertTrue(root.getBoundsOf(this, location)); 1793616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1794616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect fullRect = bounds(); 1795616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin PhotoFallbackEffect effect = new PhotoFallbackEffect(); 1796616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; ++i) { 1797616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin MediaItem item = mModel.getMediaItem(i); 1798616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (item == null) continue; 1799616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin ScreenNail sc = mModel.getScreenNail(i); 1800030f8dad6aefc42d0af39bc1b93f370937d3e2abOwen Lin if (!(sc instanceof TiledScreenNail) 1801030f8dad6aefc42d0af39bc1b93f370937d3e2abOwen Lin || ((TiledScreenNail) sc).isShowingPlaceholder()) continue; 180249affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin 180349affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin // Now, sc is BitmapScreenNail and is not showing placeholder 1804616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect rect = new Rect(getPhotoRect(i)); 1805616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (!Rect.intersects(fullRect, rect)) continue; 1806616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin rect.offset(location.left, location.top); 1807616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 180838155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int width = sc.getWidth(); 180938155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int height = sc.getHeight(); 181038155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin 181138155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int rotation = mModel.getImageRotation(i); 181238155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin RawTexture texture; 181338155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin if ((rotation % 180) == 0) { 181438155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin texture = new RawTexture(width, height, true); 181538155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.beginRenderTarget(texture); 181638155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(width / 2f, height / 2f); 181738155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin } else { 181838155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin texture = new RawTexture(height, width, true); 181938155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.beginRenderTarget(texture); 182038155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(height / 2f, width / 2f); 182138155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin } 182238155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin 182338155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.rotate(rotation, 0, 0, 1); 182438155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(-width / 2f, -height / 2f); 182538155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin sc.draw(canvas, 0, 0, width, height); 1826616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin canvas.endRenderTarget(); 1827616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin effect.addEntry(item.getPath(), rect, texture); 1828616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1829616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return effect; 1830616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1831f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 1832