PhotoView.java revision 7eea4d3ac59aa88d327fc0d58f5e4052f43c54c9
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; 20f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.graphics.Color; 212ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Changimport android.graphics.Matrix; 2204ac045bf8da5082bbb0bdc9ea5f9c9b5b796ad0Yuli Huangimport android.graphics.Rect; 234d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyanimport android.os.Build; 24f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.os.Message; 256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport android.util.FloatMath; 26f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linimport android.view.MotionEvent; 276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport android.view.View.MeasureSpec; 28cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport android.view.animation.AccelerateInterpolator; 29f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 302b3ee0ea07246b859a5b75d8a6102a7cce7ec838Owen Linimport com.android.gallery3d.R; 31b21b8e58a604f6c701245d84b141b5b87663192bOwen Linimport com.android.gallery3d.app.AbstractGalleryActivity; 324d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyanimport com.android.gallery3d.common.ApiHelper; 33cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport com.android.gallery3d.common.Utils; 34616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Linimport com.android.gallery3d.data.MediaItem; 35b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.data.MediaObject; 366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.data.Path; 376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.util.GalleryUtils; 38b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.util.RangeArray; 39b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class PhotoView extends GLView { 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @SuppressWarnings("unused") 42f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final String TAG = "PhotoView"; 43915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu private final int mPlaceholderColor; 44f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 45f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public static final int INVALID_SIZE = -1; 46b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final long INVALID_DATA_VERSION = 47b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MediaObject.INVALID_DATA_VERSION; 48f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 49c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public static class Size { 50c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int width; 51c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int height; 52c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 53c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 54c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public interface Model extends TileImageView.Model { 55bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public int getCurrentIndex(); 56bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void moveTo(int index); 57c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 58c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the size for the specified picture. If the size information is 59c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // not avaiable, width = height = 0. 60c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public void getImageSize(int offset, Size size); 61c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 62616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin // Returns the media item for the specified picture. 63616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public MediaItem getMediaItem(int offset); 64616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 65c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the rotation for the specified picture. 66c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int getImageRotation(int offset); 67f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 68b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // This amends the getScreenNail() method of TileImageView.Model to get 69b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // ScreenNail at previous (negative offset) or next (positive offset) 70b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // positions. Returns null if the specified ScreenNail is unavailable. 71b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNail getScreenNail(int offset); 72c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 73c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Set this to true if we need the model to provide full images. 74b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setNeedFullImage(boolean enabled); 75bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 76bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns true if the item is the Camera preview. 77bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean isCamera(int offset); 78d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 7943a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong // Returns true if the item is the Panorama. 8043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong public boolean isPanorama(int offset); 8143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 82dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li // Returns true if the item is a static image that represents camera 83dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li // preview. 84dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li public boolean isStaticCamera(int offset); 85dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li 86d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Returns true if the item is a Video. 87d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang public boolean isVideo(int offset); 88f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns true if the item can be deleted. 906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable(int offset); 916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 92f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_INIT = 0; 93f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_COMPLETE = 1; 94f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_FAIL = 2; 95f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 96f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public int getLoadingState(int offset); 976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // When data change happens, we need to decide which MediaItem to focus 996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // on. 1006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1. If focus hint path != null, we try to focus on it if we can find 1026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // it. This is used for undo a deletion, so we can focus on the 1036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // undeleted item. 1046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 2. Otherwise try to focus on the MediaItem that is currently focused, 1066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if we can find it. 1076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 3. Otherwise try to focus on the previous MediaItem or the next 1096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // MediaItem, depending on the value of focus hint direction. 1106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_NEXT = 0; 1116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_PREVIOUS = 1; 1126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintDirection(int direction); 1136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintPath(Path path); 114b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 115b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 116bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public interface Listener { 117b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onSingleTapUp(int x, int y); 118bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void lockOrientation(); 119bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void unlockOrientation(); 120bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void onFullScreenChanged(boolean full); 12161f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang public void onActionBarAllowed(boolean allowed); 122e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang public void onActionBarWanted(); 123bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang public void onCurrentImageUpdated(); 1246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDeleteImage(Path path, int offset); 1256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onUndoDeleteImage(); 1266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onCommitDeleteImage(); 1277eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void onFilmModeChanged(boolean enabled); 128b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 129f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 130e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about orientation locking: 131bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 132e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) We need to lock the orientation if we are in page mode camera 133e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // preview, so there is no (unwanted) rotation animation when the user 134e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // rotates the device. 135bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 136e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) We need to unlock the orientation if we want to show the action bar 137e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // because the action bar follows the system orientation. 138bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 139e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about action bar: 140bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 141e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) If we are in film mode, we don't show action bar. 142e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // 143e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) If we go from camera to gallery with capture animation, we show 144e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // action bar. 145b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_CANCEL_EXTRA_SCALING = 2; 146b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_SWITCH_FOCUS = 3; 1472c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int MSG_CAPTURE_ANIMATION_DONE = 4; 1486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_ANIMATION_DONE = 5; 1496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_DONE = 6; 1506118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_TIMEOUT = 7; 1516118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_FULL_CAMERA = 8; 152f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 153f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float SWIPE_THRESHOLD = 300f; 154f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 155f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float DEFAULT_TEXT_SIZE = 20; 156cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float TRANSITION_SCALE_FACTOR = 0.74f; 157d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private static final int ICON_RATIO = 6; 1582c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1592c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // whether we want to apply card deck effect in page mode. 160b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final boolean CARD_EFFECT = true; 161cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // whether we want to apply offset effect in film mode. 1636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final boolean OFFSET_EFFECT = true; 1646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Used to calculate the scaling factor for the card deck effect. 166cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private ZInterpolator mScaleInterpolator = new ZInterpolator(0.5f); 167cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 168cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Used to calculate the alpha factor for the fading animation. 169cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private AccelerateInterpolator mAlphaInterpolator = 170cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang new AccelerateInterpolator(0.9f); 171f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 172b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We keep this many previous ScreenNails. (also this many next ScreenNails) 173b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final int SCREEN_NAIL_MAX = 3; 174b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // These are constants for the delete gesture. 1766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int SWIPE_ESCAPE_VELOCITY = 500; // dp/sec 1776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MAX_DISMISS_VELOCITY = 2000; // dp/sec 1786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 179b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // The picture entries, the valid index is from -SCREEN_NAIL_MAX to 180b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // SCREEN_NAIL_MAX. 181b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private final RangeArray<Picture> mPictures = 182b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new RangeArray<Picture>(-SCREEN_NAIL_MAX, SCREEN_NAIL_MAX); 1836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size[] mSizes = new Size[2 * SCREEN_NAIL_MAX + 1]; 184f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1856575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private final MyGestureListener mGestureListener; 1863a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private final GestureRecognizer mGestureRecognizer; 187f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final PositionController mPositionController; 188f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 189bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Listener mListener; 190f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Model mModel; 191f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private StringTexture mNoThumbnailText; 192b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private TileImageView mTileView; 193532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang private EdgeView mEdgeView; 1946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private UndoBarView mUndoBar; 195f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Texture mVideoPlayIcon; 196f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 197f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private SynchronizedHandler mHandler; 198f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 199534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang private boolean mCancelExtraScalingPending; 200b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mFilmMode = false; 201bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mDisplayRotation = 0; 202bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mCompensation = 0; 2039f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private boolean mFullScreenCamera; 2042ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang private Rect mCameraRelativeFrame = new Rect(); 205bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Rect mCameraRect = new Rect(); 206f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 207c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // [mPrevBound, mNextBound] is the range of index for all pictures in the 208c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // model, if we assume the index of current focused picture is 0. So if 209c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // there are some previous pictures, mPrevBound < 0, and if there are some 210c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // next pictures, mNextBound > 0. 211c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mPrevBound; 212c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mNextBound; 213c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 2142c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // This variable prevents us doing snapback until its values goes to 0. This 2152c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // happens if the user gesture is still in progress or we are in a capture 2162c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // animation. 2172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private int mHolding; 2182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int HOLD_TOUCH_DOWN = 1; 21918958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang private static final int HOLD_CAPTURE_ANIMATION = 2; 2206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int HOLD_DELETE = 4; 2216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 2226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // mTouchBoxIndex is the index of the box that is touched by the down 2236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture in film mode. The value Integer.MAX_VALUE means no box was 2246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // touched. 2256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mTouchBoxIndex = Integer.MAX_VALUE; 2266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Whether the box indicated by mTouchBoxIndex is deletable. Only meaningful 2276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if mTouchBoxIndex is not Integer.MAX_VALUE. 2286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mTouchBoxDeletable; 229517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // This is the index of the last deleted item. This is only used as a hint 230517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // to hide the undo button when we are too far away from the deleted 231517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // item. The value Integer.MAX_VALUE means there is no such hint. 232517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoIndexHint = Integer.MAX_VALUE; 2332c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 234b21b8e58a604f6c701245d84b141b5b87663192bOwen Lin public PhotoView(AbstractGalleryActivity activity) { 235f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mTileView = new TileImageView(activity); 236f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin addComponent(mTileView); 237f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin Context context = activity.getAndroidContext(); 238915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu mPlaceholderColor = context.getResources().getColor( 239915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu R.color.photo_placeholder); 240532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang mEdgeView = new EdgeView(context); 241532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang addComponent(mEdgeView); 2426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar = new UndoBarView(context); 2436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang addComponent(mUndoBar); 2446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setVisibility(GLView.INVISIBLE); 2456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setOnClickListener(new OnClickListener() { 2466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 2476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onClick(GLView v) { 2486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onUndoDeleteImage(); 2496118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 2506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 2516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang }); 252f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mNoThumbnailText = StringTexture.newInstance( 253f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin context.getString(R.string.no_thumbnail), 254f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin DEFAULT_TEXT_SIZE, Color.WHITE); 255f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 256b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler = new MyHandler(activity.getGLRoot()); 257f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 2586575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener = new MyGestureListener(); 2596575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureRecognizer = new GestureRecognizer(context, mGestureListener); 260f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 261b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController = new PositionController(context, 262b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new PositionController.Listener() { 26328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 26428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 26528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void invalidate() { 26628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin PhotoView.this.invalidate(); 26728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 26828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 26928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 27028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public boolean isHoldingDown() { 27128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin return (mHolding & HOLD_TOUCH_DOWN) != 0; 27228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 27328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 27428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 27528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public boolean isHoldingDelete() { 27628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin return (mHolding & HOLD_DELETE) != 0; 27728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 27828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 27928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 28028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onPull(int offset, int direction) { 28128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onPull(offset, direction); 28228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 28328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 28428cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 28528cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onRelease() { 28628cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onRelease(); 28728cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 28828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin 28928cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin @Override 29028cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin public void onAbsorb(int velocity, int direction) { 29128cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin mEdgeView.onAbsorb(velocity, direction); 29228cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 29328cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin }); 294f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mVideoPlayIcon = new ResourceTexture(context, R.drawable.ic_control_play); 295b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 296b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (i == 0) { 297b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new FullPicture()); 298cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } else { 299b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new ScreenNailPicture(i)); 300cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 301f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 302f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 303f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 304b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setModel(Model model) { 305b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModel = model; 306b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.setModel(mModel); 307f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 308f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 309b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class MyHandler extends SynchronizedHandler { 310b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public MyHandler(GLRoot root) { 311b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang super(root); 312f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 313f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 314b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 315b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void handleMessage(Message message) { 316b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (message.what) { 317b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_CANCEL_EXTRA_SCALING: { 318b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.cancelScale(); 319b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 320b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 321b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 322b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 323b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_SWITCH_FOCUS: { 324b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchFocus(); 325b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 326b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 3272c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang case MSG_CAPTURE_ANIMATION_DONE: { 328bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // message.arg1 is the offset parameter passed to 329bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // switchWithCaptureAnimation(). 330bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang captureAnimationDone(message.arg1); 3312c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang break; 3322c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 3336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_ANIMATION_DONE: { 3346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // message.obj is the Path of the MediaItem which should be 3356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted. message.arg1 is the offset of the image. 3366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onDeleteImage((Path) message.obj, message.arg1); 3376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Normally a box which finishes delete animation will hold 3386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // position until the underlying MediaItem is actually 3396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted, and HOLD_DELETE will be cancelled that time. In 3406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // case the MediaItem didn't actually get deleted in 2 3416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // seconds, we will cancel HOLD_DELETE and make it bounce 3426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // back. 3436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 3446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We make sure there is at most one MSG_DELETE_DONE 3456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // in the handler. 3466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 3476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 3486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, 2000); 3496118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 3506118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang int numberOfPictures = mNextBound - mPrevBound + 1; 3516118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (numberOfPictures == 2) { 3526118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (mModel.isCamera(mNextBound) 3536118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang || mModel.isCamera(mPrevBound)) { 3546118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang numberOfPictures--; 3556118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3566118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3576118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang showUndoBar(numberOfPictures <= 1); 3586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_DONE: { 3616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mHandler.hasMessages(MSG_DELETE_ANIMATION_DONE)) { 3626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding &= ~HOLD_DELETE; 3636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang snapback(); 3646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3676118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_TIMEOUT: { 368517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TIMEOUT); 369517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang break; 370517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 3716118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_FULL_CAMERA: { 3726118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang checkHideUndoBar(UNDO_BAR_FULL_CAMERA); 3736118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang break; 3746118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 375b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: throw new AssertionError(message.what); 376f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 377f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 37828cb4161da5fc3756933ca67d509b8af1c6275f1Owen Lin } 379f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 380b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 381b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Data/Image change notifications 382b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 383b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 384214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang public void notifyDataChange(int[] fromIndex, int prevBound, int nextBound) { 385c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mPrevBound = prevBound; 386c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mNextBound = nextBound; 387c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 3886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update mTouchBoxIndex 3896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex != Integer.MAX_VALUE) { 3906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int k = mTouchBoxIndex; 3916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 3926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = 0; i < 2 * SCREEN_NAIL_MAX + 1; i++) { 3936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fromIndex[i] == k) { 3946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = i - SCREEN_NAIL_MAX; 3956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 400517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Hide undo button if we are too far away 401517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (mUndoIndexHint != Integer.MAX_VALUE) { 402517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (Math.abs(mUndoIndexHint - mModel.getCurrentIndex()) >= 3) { 403517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 404517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 405517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 406517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 4076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update the ScreenNails. 4086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(i); 4106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang p.reload(); 4116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSizes[i + SCREEN_NAIL_MAX] = p.getSize(); 4126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wasDeleting = mPositionController.hasDeletingBox(); 4156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 416b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Move the boxes 417214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang mPositionController.moveBox(fromIndex, mPrevBound < 0, mNextBound > 0, 4186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mModel.isCamera(0), mSizes); 419b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 420b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(i); 4226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeleting = mPositionController.hasDeletingBox(); 4256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the deletion is done, make HOLD_DELETE persist for only the time 4276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // needed for a snapback animation. 4286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (wasDeleting && !isDeleting) { 4296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 4306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 4316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed( 4326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m, PositionController.SNAPBACK_ANIMATION_TIME); 433b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 434b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 435b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 436f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 437f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeleting() { 4396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (mHolding & HOLD_DELETE) != 0 4406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mPositionController.hasDeletingBox(); 4416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 443b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void notifyImageChange(int index) { 444bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang if (index == 0) { 445bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang mListener.onCurrentImageUpdated(); 446bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang } 447b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(index).reload(); 4486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(index); 449b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 450f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 451f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void setPictureSize(int index) { 4536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(index); 4546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setImageSize(index, p.getSize(), 4556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang index == 0 && p.isCamera() ? mCameraRect : null); 4566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 458bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 4592ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang protected void onLayout( 4602ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang boolean changeSize, int left, int top, int right, int bottom) { 4612ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int w = right - left; 4622ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int h = bottom - top; 4632ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mTileView.layout(0, 0, w, h); 4642ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mEdgeView.layout(0, 0, w, h); 4656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED); 4666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.layout(0, h - mUndoBar.getMeasuredHeight(), w, h); 4672ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4682ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang GLRoot root = getGLRoot(); 4692ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int displayRotation = root.getDisplayRotation(); 4702ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int compensation = root.getCompensation(); 4712ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mDisplayRotation != displayRotation 4722ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang || mCompensation != compensation) { 4732ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mDisplayRotation = displayRotation; 4742ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCompensation = compensation; 4752ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4763b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // We need to change the size and rotation of the Camera ScreenNail, 4773b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // but we don't want it to animate because the size doen't actually 4782ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // change in the eye of the user. 4792ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4802ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Picture p = mPictures.get(i); 4812ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (p.isCamera()) { 4829f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang p.forceSize(); 4832ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang } 484bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 485bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 486bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4879f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 4889f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mPositionController.setConstrainedFrame(mCameraRect); 489bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (changeSize) { 490bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mPositionController.setViewSize(getWidth(), getHeight()); 491bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 492bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 493bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4949f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Update the camera rectangle due to layout change or camera relative frame 4959f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // change. 4969f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateCameraRect() { 4972ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Get the width and height in framework orientation because the given 4982ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // mCameraRelativeFrame is in that coordinates. 499bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int w = getWidth(); 500bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int h = getHeight(); 5012ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mCompensation % 180 != 0) { 502bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int tmp = w; 503bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang w = h; 504bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang h = tmp; 505bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 5062ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int l = mCameraRelativeFrame.left; 5072ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int t = mCameraRelativeFrame.top; 5082ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int r = mCameraRelativeFrame.right; 5092ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int b = mCameraRelativeFrame.bottom; 510bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5112ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Now convert it to the coordinates we are using. 5122ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang switch (mCompensation) { 513bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 0: mCameraRect.set(l, t, r, b); break; 514bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 90: mCameraRect.set(h - b, l, h - t, r); break; 515bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 180: mCameraRect.set(w - r, h - b, w - l, h - t); break; 516bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 270: mCameraRect.set(t, w - r, b, w - l); break; 517bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 518bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5192ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Log.d(TAG, "compensation = " + mCompensation 5202ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", CameraRelativeFrame = " + mCameraRelativeFrame 5212ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", mCameraRect = " + mCameraRect); 522bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 523bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5242ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang public void setCameraRelativeFrame(Rect frame) { 5252ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCameraRelativeFrame.set(frame); 5269f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 5279f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Originally we do 5289f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // mPositionController.setConstrainedFrame(mCameraRect); 5299f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // here, but it is moved to a parameter of the setImageSize() call, so 5309f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // it can be updated atomically with the CameraScreenNail's size change. 531bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 532bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 533bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns the rotation we need to do to the camera texture before drawing 534bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // it to the canvas, assuming the camera texture is correct when the device 535bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // is in its natural orientation. 536bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int getCameraRotation() { 537bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (mCompensation - mDisplayRotation + 360) % 360; 538bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 539bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 54043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private int getPanoramaRotation() { 54143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong return mCompensation; 54243a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong } 54343a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 544b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 545b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Pictures 546b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 547b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 548b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private interface Picture { 549b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void reload(); 550b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void draw(GLCanvas canvas, Rect r); 551b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang void setScreenNail(ScreenNail s); 5522c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang boolean isCamera(); // whether the picture is a camera preview 5536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeletable(); // whether the picture can be deleted 5549f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang void forceSize(); // called when mCompensation changes 5556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Size getSize(); 5567817979db0c52ffeacb951625b1e821eba303285Ahbong Chang } 557f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 558b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class FullPicture implements Picture { 559b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 5602c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 56143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 562dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li private boolean mIsStaticCamera; 563d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 5646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 565f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 5666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 567bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private boolean mWasCameraCenter; 568f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 569b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 570b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 571b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // mImageWidth and mImageHeight will get updated 572b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.notifyModelInvalidated(); 573b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 574bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(0); 57543a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(0); 576dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li mIsStaticCamera = mModel.isStaticCamera(0); 577d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(0); 5786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(0); 579f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(0); 580bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang setScreenNail(mModel.getScreenNail(0)); 5816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 5829f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 5839f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 5846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 5856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 5866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 587bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 588bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 589bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 5909f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 5919f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 5926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(0, mSize); 5939f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 5949f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 5959f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 59643a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 59743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 598dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li } else if (mIsCamera && !mIsStaticCamera) { 599bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 600bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 601bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(0); 602bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 603bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 604c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int w = mTileView.mImageWidth; 605c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int h = mTileView.mImageHeight; 6066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 6076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 608f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 609f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 610b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 611b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 612f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawTileView(canvas, r); 613cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 614bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // We want to have the following transitions: 6152c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (1) Move camera preview out of its place: switch to film mode 6162c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (2) Move camera preview into its place: switch to page mode 6172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // The extra mWasCenter check makes sure (1) does not apply if in 6182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // page mode, we move _to_ the camera preview from another picture. 619bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 620bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Holdings except touch-down prevent the transitions. 62118958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if ((mHolding & ~HOLD_TOUCH_DOWN) != 0) return; 622bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 6239f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean isCenter = mPositionController.isCenter(); 6246118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean isCameraCenter = mIsCamera && isCenter && !canUndoLastPicture(); 625bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 626bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (mWasCameraCenter && mIsCamera && !isCenter && !mFilmMode) { 62718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // Temporary disabled to de-emphasize filmstrip. 6287eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu setFilmMode(true); 62918958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang } else if (!mWasCameraCenter && isCameraCenter && mFilmMode) { 630bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang setFilmMode(false); 631aeb3062e84ed28f0e25a73f511f287ae0a3e4294Chih-Chung Chang } 632aeb3062e84ed28f0e25a73f511f287ae0a3e4294Chih-Chung Chang 6339f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (isCameraCenter && !mFilmMode) { 634e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Move into camera in page mode, lock 635e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.lockOrientation(); 636bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 637bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 638bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mWasCameraCenter = isCameraCenter; 639cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 640cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 641b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 642b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 643b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mTileView.setScreenNail(s); 644cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 645f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 646b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 6472c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 6482c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 649f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 650f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 6516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 6526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 6536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 6546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 6556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 656d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawTileView(GLCanvas canvas, Rect r) { 657ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float imageScale = mPositionController.getImageScale(); 658b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 659b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewH = getHeight(); 660d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cx = r.exactCenterX(); 661d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cy = r.exactCenterY(); 662ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float scale = 1f; // the scaling factor due to card effect 663b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 664d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 665ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 666ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && !mIsCamera 667f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && filmRatio != 1f && !mPictures.get(-1).isCamera() 668f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && !mPositionController.inOpeningAnimation(); 6696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 6706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != viewH / 2; 6712c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 672b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Calculate the move-out progress value. 673b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int left = r.left; 674b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int right = r.right; 675b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = calculateMoveOutProgress(left, right, viewW); 676b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1f, 1f); 677b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 678b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We only want to apply the fading animation if the scrolling 679b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // movement is to the right. 680bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (progress < 0) { 681ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = getScrollScale(progress); 682ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float alpha = getScrollAlpha(progress); 683ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 684ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 685d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 686ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang imageScale *= scale; 687ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.multiplyAlpha(alpha); 688ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 689ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float cxPage; // the cx value in page mode 690d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang if (right - left <= viewW) { 691b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is narrower than the view, keep it at 692b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the center of the view. 693ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = viewW / 2f; 694b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else { 695b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is wider than the view (it's 696b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed-in), keep the left edge of the object align 697b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the the left edge of the view. 698ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = (right - left) * scale / 2f; 699b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 700ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cx = interpolate(filmRatio, cxPage, cx); 701b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 7026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 7036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - viewH / 2) / viewH; 7046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 7056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 706b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 707f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 708d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the tile view. 709ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang setTileViewPosition(cx, cy, viewW, viewH, imageScale); 7106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mTileView); 711d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 712f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the play video icon and the message. 713f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang canvas.translate((int) (cx + 0.5f), (int) (cy + 0.5f)); 714f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = (int) (scale * Math.min(r.width(), r.height()) + 0.5f); 715f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mIsVideo) drawVideoPlayIcon(canvas, s); 716f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 717f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 718d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 719d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 720f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a debug indicator showing which picture has focus (index == 721f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // 0). 722f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang //canvas.fillRect(-10, -10, 20, 20, 0x80FF00FF); 723f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 724d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.restore(); 725d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 726d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 727d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Set the position of the tile view 728d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void setTileViewPosition(float cx, float cy, 729d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int viewW, int viewH, float scale) { 730d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Find out the bitmap coordinates of the center of the view 731d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageW = mPositionController.getImageWidth(); 732d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageH = mPositionController.getImageHeight(); 733d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerX = (int) (imageW / 2f + (viewW / 2f - cx) / scale + 0.5f); 734d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerY = (int) (imageH / 2f + (viewH / 2f - cy) / scale + 0.5f); 735d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 736b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseX = imageW - centerX; 737b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseY = imageH - centerY; 738d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int x, y; 739d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang switch (mRotation) { 740d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 0: x = centerX; y = centerY; break; 741d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 90: x = centerY; y = inverseX; break; 742d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 180: x = inverseX; y = inverseY; break; 743d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 270: x = inverseY; y = centerX; break; 744b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: 745d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang throw new RuntimeException(String.valueOf(mRotation)); 746b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 747d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mTileView.setPosition(x, y, scale, mRotation); 748f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 749f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 750f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 751b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private class ScreenNailPicture implements Picture { 752b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mIndex; 753b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 754b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private ScreenNail mScreenNail; 7552c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 75643a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 757dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li private boolean mIsStaticCamera; 758d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 7596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 760f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 7616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 762f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 763b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNailPicture(int index) { 764b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mIndex = index; 765b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 766532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang 767b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 768b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 769bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(mIndex); 77043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(mIndex); 771dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li mIsStaticCamera = mModel.isStaticCamera(mIndex); 772d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(mIndex); 7736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(mIndex); 774f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(mIndex); 775c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang setScreenNail(mModel.getScreenNail(mIndex)); 7766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 7776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 7786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 7796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 7806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 7816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 782b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 783b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 784b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 785b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 786b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail == null) { 787f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a placeholder rectange if there should be a picture in 788f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // this position (but somehow there isn't). 789c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang if (mIndex >= mPrevBound && mIndex <= mNextBound) { 790f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawPlaceHolder(canvas, r); 791c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 792b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 793f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 7946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = getWidth(); 7956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 7966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (r.left >= w || r.right <= 0 || r.top >= h || r.bottom <= 0) { 797b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.noDraw(); 798b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 799f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 800f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 801ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 802ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && mIndex > 0 803ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang && filmRatio != 1f && !mPictures.get(0).isCamera(); 8046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 8056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != h / 2; 806ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int cx = wantsCardEffect 807ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang ? (int) (interpolate(filmRatio, w / 2, r.centerX()) + 0.5f) 808ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang : r.centerX(); 809b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int cy = r.centerY(); 810ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 811b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.translate(cx, cy); 8122c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 813b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = (float) (w / 2 - r.centerX()) / w; 814b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1, 1); 815b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float alpha = getScrollAlpha(progress); 816b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = getScrollScale(progress); 817ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 818ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 819b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.multiplyAlpha(alpha); 820b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.scale(scale, scale, 1); 8216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 8226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - h / 2) / h; 8236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 8246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 825b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 826b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mRotation != 0) { 827b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.rotate(mRotation, 0, 0, 1); 828b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 829ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawW = getRotated(mRotation, r.width(), r.height()); 830ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawH = getRotated(mRotation, r.height(), r.width()); 831b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.draw(canvas, -drawW / 2, -drawH / 2, drawW, drawH); 832f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (isScreenNailAnimating()) { 833f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang invalidate(); 834f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 835f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = Math.min(drawW, drawH); 836f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mIsVideo) drawVideoPlayIcon(canvas, s); 837f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 838f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 839f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 840b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.restore(); 841b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 842f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 843f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private boolean isScreenNailAnimating() { 844f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang return (mScreenNail instanceof BitmapScreenNail) 845f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang && ((BitmapScreenNail) mScreenNail).isAnimating(); 846f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 847f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 848b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 849b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 850b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail = s; 8519f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8529f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 853bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 8549f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 8559f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 8566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(mIndex, mSize); 8579f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8589f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 8599f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 86043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 86143a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 862dbb6acc204ba6f095eb0e49e1298e9ceda2c3096Wu-cheng Li } else if (mIsCamera && !mIsStaticCamera) { 863bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 864bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 865bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(mIndex); 866bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 867c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 868b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail != null) { 8696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = mScreenNail.getWidth(); 8706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = mScreenNail.getHeight(); 8716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 872c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // If we don't have ScreenNail available, we can still try to 873c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // get the size information of it. 874c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mModel.getImageSize(mIndex, mSize); 875b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 876c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 8776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = mSize.width; 8786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = mSize.height; 8796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 8806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 881f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 882b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 883b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 8842c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 8852c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 886b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 8876b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 8886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 8896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 8906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 8916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 892b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 893b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 894f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a gray placeholder in the specified rectangle. 895f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawPlaceHolder(GLCanvas canvas, Rect r) { 896915c2c5b2c367df71599370613af0924bd7c4887Bobby Georgescu canvas.fillRect(r.left, r.top, r.width(), r.height(), mPlaceholderColor); 897f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 898f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 899d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon (in the place where the spinner was) 900d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawVideoPlayIcon(GLCanvas canvas, int side) { 901d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int s = side / ICON_RATIO; 902d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon at the center 903d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mVideoPlayIcon.draw(canvas, -s / 2, -s / 2, s, s); 904d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 905d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 906f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the "no thumbnail" message 907f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawLoadingFailMessage(GLCanvas canvas) { 908f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang StringTexture m = mNoThumbnailText; 909f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang m.draw(canvas, -m.getWidth() / 2, -m.getHeight() / 2); 910f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 911f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 912b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int getRotated(int degree, int original, int theother) { 913b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return (degree % 180 == 0) ? original : theother; 914b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 915b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 916b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 917b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Gestures Handling 918b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 919b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 920b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 921b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected boolean onTouch(MotionEvent event) { 922b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.onTouchEvent(event); 923b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 924f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 925f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 9263a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private class MyGestureListener implements GestureRecognizer.Listener { 9273a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private boolean mIgnoreUpEvent = false; 928099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // If we can change mode for this scale gesture. 929099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang private boolean mCanChangeMode; 93018958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If we have changed the film mode in this scaling gesture. 931b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mModeChanged; 93233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // If this scaling gesture should be ignored. 93333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang private boolean mIgnoreScalingGesture; 9342ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // If we have seen a scaling gesture. 9352ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang private boolean mSeenScaling; 93617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // whether the down action happened while the view is scrolling. 93717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private boolean mDownInScrolling; 9386575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang // If we should ignore all gestures other than onSingleTapUp. 9396575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private boolean mIgnoreSwipingGesture; 9406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If a scrolling has happened after a down gesture. 9416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mScrolledAfterDown; 9426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the first scrolling move is in X direction. In the film mode, X 9436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // direction scrolling is normal scrolling. but Y direction scrolling is 9446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // a delete gesture. 9456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mFirstScrollX; 9466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The accumulated Y delta that has been sent to mPositionController. 9476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mDeltaY; 9482ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // The accumulated scaling change from a scaling gesture. 9492ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang private float mAccScale; 950b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 9513a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 9523a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onSingleTapUp(float x, float y) { 9534d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // On crespo running Android 2.3.6 (gingerbread), a pinch out gesture results in the 9544d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // following call sequence: onDown(), onUp() and then onSingleTapUp(). The correct 9554d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // sequence for a single-tap-up gesture should be: onDown(), onSingleTapUp() and onUp(). 9564d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // The call sequence for a pinch out gesture in JB is: onDown(), then onUp() and there's 9574d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // no onSingleTapUp(). Base on these observations, the following condition is added to 9584d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // filter out the false alarm where onSingleTapUp() is called within a pinch out 9594d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan // gesture. The framework fix went into ICS. Refer to b/4588114. 9604d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan if (Build.VERSION.SDK_INT < ApiHelper.VERSION_CODES.ICE_CREAM_SANDWICH) { 9614d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan if ((mHolding & HOLD_TOUCH_DOWN) == 0) { 9624d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan return true; 9634d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan } 9644d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan } 9654d47b3472cccf84e8c71d8fb389a79bc83b321eeHung-ying Tyan 966ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // We do this in addition to onUp() because we want the snapback of 967ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // setFilmMode to happen. 968ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 969ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 97017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && !mDownInScrolling) { 97117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang switchToHitPicture((int) (x + 0.5f), (int) (y + 0.5f)); 972b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang setFilmMode(false); 97317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mIgnoreUpEvent = true; 974b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 975b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 976b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 977bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (mListener != null) { 9782ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Do the inverse transform of the touch coordinates. 9792ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix m = getGLRoot().getCompensationMatrix(); 9802ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix inv = new Matrix(); 9812ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang m.invert(inv); 9822ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang float[] pts = new float[] {x, y}; 9832ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang inv.mapPoints(pts); 9842ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mListener.onSingleTapUp((int) (pts[0] + 0.5f), (int) (pts[1] + 0.5f)); 9853a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 9863a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 9873a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 9883a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 9893a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 9903a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onDoubleTap(float x, float y) { 9916575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 99261f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (mPictures.get(0).isCamera()) return false; 9933a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang PositionController controller = mPositionController; 994b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = controller.getImageScale(); 9953a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // onDoubleTap happened on the second ACTION_DOWN. 9963a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // We need to ignore the next UP event. 9973a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = true; 9983a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang if (scale <= 1.0f || controller.isAtMinimalScale()) { 9993a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang controller.zoomIn(x, y, Math.max(1.5f, scale * 1.5f)); 10003a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } else { 10013a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang controller.resetToFullView(); 10023a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 10033a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 10043a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 1005f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1006f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean onScroll(float dx, float dy, float totalX, float totalY) { 10086575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 10096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mScrolledAfterDown) { 10106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = true; 10116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mFirstScrollX = (Math.abs(dx) > Math.abs(dy)); 10126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dxi = (int) (-dx + 0.5f); 10156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dyi = (int) (-dy + 0.5f); 10166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 10176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFirstScrollX) { 10186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmX(dxi); 10196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex == Integer.MAX_VALUE) return true; 10216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int newDeltaY = calculateDeltaY(totalY); 10226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int d = newDeltaY - mDeltaY; 10236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (d != 0) { 10246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmY(mTouchBoxIndex, d); 10256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = newDeltaY; 10266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollPage(dxi, dyi); 10306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 1031f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1032f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1033f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int calculateDeltaY(float delta) { 10356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxDeletable) return (int) (delta + 0.5f); 10366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // don't let items that can't be deleted be dragged more than 10386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // maxScrollDistance, and make it harder and harder to drag. 10396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int size = getHeight(); 10406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float maxScrollDistance = 0.15f * size; 10416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(delta) >= size) { 10426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = delta > 0 ? maxScrollDistance : -maxScrollDistance; 10436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = maxScrollDistance * 10456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang FloatMath.sin((delta / size) * (float) (Math.PI / 2)); 10466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (int) (delta + 0.5f); 10486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1050f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10513a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onFling(float velocityX, float velocityY) { 10526575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 10532ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang if (mSeenScaling) return true; 10542ce3c3bfe08fff5aee58007cc8ba8f4a50861ae2Yuli Huang if (swipeImages(velocityX, velocityY)) { 1055b3aab90bb37aa9cc60be32e05678ee55d6575ee8Chih-Chung Chang mIgnoreUpEvent = true; 10566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang flingImages(velocityX, velocityY); 1058f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1059f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1060f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1061f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean flingImages(float velocityX, float velocityY) { 10636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vx = (int) (velocityX + 0.5f); 10646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vy = (int) (velocityY + 0.5f); 10656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode) { 10666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingPage(vx, vy); 10676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(velocityX) > Math.abs(velocityY)) { 10696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingFilmX(vx); 10706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction fast enough, treat it as a delete 10726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 10736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode || mTouchBoxIndex == Integer.MAX_VALUE 10746b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang || !mTouchBoxDeletable) { 10756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 10766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10777817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int maxVelocity = GalleryUtils.dpToPixel(MAX_DISMISS_VELOCITY); 10787817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int escapeVelocity = GalleryUtils.dpToPixel(SWIPE_ESCAPE_VELOCITY); 10796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int centerY = mPositionController.getPosition(mTouchBoxIndex) 10806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .centerY(); 10816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean fastEnough = (Math.abs(vy) > escapeVelocity) 10826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && (Math.abs(vy) > Math.abs(vx)) 10836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && ((vy > 0) == (centerY > getHeight() / 2)); 10846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fastEnough) { 10856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang vy = Math.min(vy, maxVelocity); 10866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController.flingFilmY(mTouchBoxIndex, vy); 10876b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 10886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(vy < 0); 10896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 10906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We reset mTouchBoxIndex, so up() won't check if Y 10916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // scrolled far enough to be a delete gesture. 10926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 10936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return true; 10946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 10976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void deleteAfterAnimation(int duration) { 11006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang MediaItem item = mModel.getMediaItem(mTouchBoxIndex); 11016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (item == null) return; 1102517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1103517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = mModel.getCurrentIndex() + mTouchBoxIndex; 11046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding |= HOLD_DELETE; 11056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_ANIMATION_DONE); 11066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.obj = item.getPath(); 11076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.arg1 = mTouchBoxIndex; 11086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, duration); 11096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1111f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11123a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScaleBegin(float focusX, float focusY) { 11136575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 111433f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // We ignore the scaling gesture if it is a camera preview. 111533f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mIgnoreScalingGesture = mPictures.get(0).isCamera(); 111633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mIgnoreScalingGesture) { 111733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang return true; 111833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 11193a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mPositionController.beginScale(focusX, focusY); 1120099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // We can change mode if we are in film mode, or we are in page 1121099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // mode and at minimal scale. 1122099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang mCanChangeMode = mFilmMode 1123099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang || mPositionController.isAtMinimalScale(); 1124b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModeChanged = false; 11252ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mSeenScaling = true; 11262ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale = 1f; 1127f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1128f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1129f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1130f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11313a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScale(float focusX, float focusY, float scale) { 11326575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 11336575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return true; 113418958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (mModeChanged) return true; 1135b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (Float.isNaN(scale) || Float.isInfinite(scale)) return false; 113633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1137b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int outOfRange = mPositionController.scaleBy(scale, focusX, focusY); 1138b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 11392ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // We wait for a large enough scale change before changing mode. 11402ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // Otherwise we may mistakenly treat a zoom-in gesture as zoom-out 11412ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // or vice versa. 11422ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale *= scale; 11432ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang boolean largeEnough = (mAccScale < 0.97f || mAccScale > 1.03f); 11442ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang 114518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If mode changes, we treat this scaling gesture has ended. 11462ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang if (mCanChangeMode && largeEnough) { 1147b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((outOfRange < 0 && !mFilmMode) || 1148b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang (outOfRange > 0 && mFilmMode)) { 114918958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang stopExtraScalingIfNeeded(); 115018958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 115118958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // Removing the touch down flag allows snapback to happen 115233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // for film mode change. 115318958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 1154b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang setFilmMode(!mFilmMode); 115518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 115618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // We need to call onScaleEnd() before setting mModeChanged 115718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // to true. 115818958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang onScaleEnd(); 1159b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModeChanged = true; 1160b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1161534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1162b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1163b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 116418958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (outOfRange != 0) { 1165b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang startExtraScalingIfNeeded(); 1166534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } else { 1167b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang stopExtraScalingIfNeeded(); 1168534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1169f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1170f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1171f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 117233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang @Override 117333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void onScaleEnd() { 11746575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 11756575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return; 117633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mModeChanged) return; 117733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mPositionController.endScale(); 117833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 117933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1180b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void startExtraScalingIfNeeded() { 1181b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mCancelExtraScalingPending) { 1182b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessageDelayed( 1183b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MSG_CANCEL_EXTRA_SCALING, 700); 1184b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(true); 1185b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = true; 1186b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1187b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1188b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1189b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void stopExtraScalingIfNeeded() { 1190b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mCancelExtraScalingPending) { 1191b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.removeMessages(MSG_CANCEL_EXTRA_SCALING); 1192b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 1193b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 1194b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1195b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1196b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1197f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDown(float x, float y) { 1199517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TOUCHED); 1200517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 12016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = 0; 12022ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mSeenScaling = false; 12036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12046575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 12056575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12062c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_TOUCH_DOWN; 120717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 120817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && mPositionController.isScrolling()) { 120917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = true; 121017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mPositionController.stopScrolling(); 121117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } else { 121217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = false; 121317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 12146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = false; 12166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 12176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int xi = (int) (x + 0.5f); 12186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int yi = (int) (y + 0.5f); 12196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = mPositionController.hitTest(xi, yi); 12206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex < mPrevBound || mTouchBoxIndex > mNextBound) { 12216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 12226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 12236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxDeletable = 12246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPictures.get(mTouchBoxIndex).isDeletable(); 12256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 12276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 12286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12293a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 12303a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12313a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 12323a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public void onUp() { 12336575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 12346575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 123518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 12363a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mEdgeView.onRelease(); 12373a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction far enough, treat it as a delete 12396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 12406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode && mScrolledAfterDown && !mFirstScrollX 12416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mTouchBoxIndex != Integer.MAX_VALUE) { 12426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Rect r = mPositionController.getPosition(mTouchBoxIndex); 12436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 12446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(r.centerY() - h * 0.5f) > 0.4f * h) { 12456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController 12466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .flingFilmY(mTouchBoxIndex, 0); 12476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 12486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(r.centerY() < h * 0.5f); 12496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 12506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12543a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang if (mIgnoreUpEvent) { 12553a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = false; 12563a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return; 12573a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 1258b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 12592c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang snapback(); 1260f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 12616575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12626575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12636575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mIgnoreSwipingGesture = !enabled; 12646575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12656575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12666575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12676575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12686575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener.setSwipingEnabled(enabled); 1269f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1270f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 12717eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void setFilmMode(boolean enabled) { 1272b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode == enabled) return; 1273b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mFilmMode = enabled; 1274b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setFilmMode(mFilmMode); 1275b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mModel.setNeedFullImage(!enabled); 12766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mModel.setFocusHintDirection( 12776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mFilmMode ? Model.FOCUS_HINT_PREVIOUS : Model.FOCUS_HINT_NEXT); 12787eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mListener.onFilmModeChanged(enabled); 12797eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu boolean isCamera = mPictures.get(0).isCamera(); 12807eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu if (isCamera) { 12817eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu // Move into camera in page mode, lock 12827eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu if (!enabled) mListener.lockOrientation(); 12837eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mListener.onActionBarAllowed(false); 12847eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu } else { 12857eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mListener.onActionBarAllowed(true); 12867eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu if (enabled) mListener.onActionBarWanted(); 1287bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1288bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1289bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 1290bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean getFilmMode() { 1291bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return mFilmMode; 1292f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1293f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1294b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1295b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Framework events 1296b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1297b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1298b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void pause() { 1299b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.skipAnimation(); 1300b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.freeTextures(); 1301b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 1302b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mPictures.get(i).setScreenNail(null); 1303b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 13046118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 1305f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1306f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1307b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void resume() { 1308b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.prepareTextures(); 1309f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1310f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 131133f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // move to the camera preview and show controls after resume 131233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void resetToFirstPicture() { 131333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mModel.moveTo(0); 13147eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mListener.onActionBarAllowed(false); 131533f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang setFilmMode(false); 131633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 131733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1318517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1319517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Undo Bar 1320517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1321517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 1322517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoBarState; 1323517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_SHOW = 1; 1324517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TIMEOUT = 2; 1325517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TOUCHED = 4; 13266118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_FULL_CAMERA = 8; 13276118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_DELETE_LAST = 16; 1328517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13296118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // "deleteLast" means if the deletion is on the last remaining picture in 13306118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // the album. 13316118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void showUndoBar(boolean deleteLast) { 13326118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1333517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = UNDO_BAR_SHOW; 13346118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if(deleteLast) mUndoBarState |= UNDO_BAR_DELETE_LAST; 1335517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.VISIBLE); 13366118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.sendEmptyMessageDelayed(MSG_UNDO_BAR_TIMEOUT, 3000); 1337517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1338517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13396118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void hideUndoBar() { 13406118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1341517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1342517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.INVISIBLE); 1343517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = 0; 1344517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = Integer.MAX_VALUE; 1345517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1346517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13476118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // Check if the one of the conditions for hiding the undo bar has been 13486118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // met. The conditions are: 13496118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13506118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 1. It has been three seconds since last showing, and (a) the user has 13516118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // touched, or (b) the deleted picture is the last remaining picture in the 13526118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // album. 13536118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13546118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 2. The camera is shown in full screen. 1355517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private void checkHideUndoBar(int addition) { 1356517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState |= addition; 13576118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((mUndoBarState & UNDO_BAR_SHOW) == 0) return; 13586118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean timeout = (mUndoBarState & UNDO_BAR_TIMEOUT) != 0; 13596118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean touched = (mUndoBarState & UNDO_BAR_TOUCHED) != 0; 13606118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean fullCamera = (mUndoBarState & UNDO_BAR_FULL_CAMERA) != 0; 13616118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean deleteLast = (mUndoBarState & UNDO_BAR_DELETE_LAST) != 0; 13626118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((timeout && (touched || deleteLast)) || fullCamera) { 1363517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 1364517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 13656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 13666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 13676118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // Returns true if the user can still undo the deletion of the last 13686118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // remaining picture in the album. We need to check this and delay making 13696118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // the camera preview full screen, otherwise the user won't have a chance to 13706118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // undo it. 13716118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private boolean canUndoLastPicture() { 13726118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((mUndoBarState & UNDO_BAR_SHOW) == 0) return false; 13736118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang return (mUndoBarState & UNDO_BAR_DELETE_LAST) != 0; 13746118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 13756118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 1376b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1377b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Rendering 1378b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1379b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1380b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 1381b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected void render(GLCanvas canvas) { 13829f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Check if the camera preview occupies the full screen. 13839f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean full = !mFilmMode && mPictures.get(0).isCamera() 13849f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isCenter() 13859f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isAtMinimalScale(); 13869f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (full != mFullScreenCamera) { 13879f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mFullScreenCamera = full; 13889f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mListener.onFullScreenChanged(full); 13896118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (full) mHandler.sendEmptyMessage(MSG_UNDO_BAR_FULL_CAMERA); 13909f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 13919f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 13929f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Determine how many photos we need to draw in addition to the center 13939f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // one. 13949f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang int neighbors; 13959f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (mFullScreenCamera) { 13969f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 0; 13979f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 13989f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // In page mode, we draw only one previous/next photo. But if we are 13999f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // doing capture animation, we want to draw all photos. 14009f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inPageMode = (mPositionController.getFilmRatio() == 0f); 14019f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inCaptureAnimation = 14029f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang ((mHolding & HOLD_CAPTURE_ANIMATION) != 0); 14039f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (inPageMode && !inCaptureAnimation) { 14049f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 1; 14059f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 14069f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = SCREEN_NAIL_MAX; 14079f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 14089f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 1409c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1410c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // Draw photos from back to front 1411c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang for (int i = neighbors; i >= -neighbors; i--) { 1412b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(i); 1413b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(i).draw(canvas, r); 1414b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1415b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 14166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mEdgeView); 14176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mUndoBar); 14186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1419b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.advanceAnimation(); 1420b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang checkFocusSwitching(); 1421ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang } 1422ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang 1423b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1424b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Film mode focus switching 1425b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1426f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1427b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in GL thread. 1428b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void checkFocusSwitching() { 1429b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mFilmMode) return; 1430b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mHandler.hasMessages(MSG_SWITCH_FOCUS)) return; 1431b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (switchPosition() != 0) { 1432b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessage(MSG_SWITCH_FOCUS); 1433f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1434f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1435f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1436b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in main thread. 1437b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchFocus() { 14382c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return; 1439b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (switchPosition()) { 1440b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case -1: 1441b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 1442b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1443b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case 1: 1444b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 1445b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1446b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1447f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1448f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1449b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Returns -1 if we should switch focus to the previous picture, +1 if we 1450b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // should switch to the next, 0 otherwise. 1451b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int switchPosition() { 1452b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect curr = mPositionController.getPosition(0); 1453b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int center = getWidth() / 2; 1454f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 14552c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (curr.left > center && mPrevBound < 0) { 1456b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect prev = mPositionController.getPosition(-1); 1457b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = curr.left - center; 1458b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int prevDist = center - prev.right; 1459b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (prevDist < currDist) { 1460b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return -1; 1461b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 14622c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (curr.right < center && mNextBound > 0) { 1463b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect next = mPositionController.getPosition(1); 1464b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = center - curr.right; 1465b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int nextDist = next.left - center; 1466b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (nextDist < currDist) { 1467b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 1; 1468b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1469b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1470f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1471b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 0; 1472f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1473f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 147417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // Switch to the previous or next picture if the hit position is inside 147517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // one of their boxes. This runs in main thread. 147617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private void switchToHitPicture(int x, int y) { 147717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mPrevBound < 0) { 147817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(-1); 147917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.right >= x) { 148017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToPrevPicture(); 148117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 148217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 148317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 148417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 148517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mNextBound > 0) { 148617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(1); 148717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.left <= x) { 148817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToNextPicture(); 148917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 149017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 149117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 149217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 149317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 1494b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1495b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Page mode focus switching 1496b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // 1497b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We slide image to the next one or the previous one in two cases: 1: If 1498b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the user did a fling gesture with enough velocity. 2 If the user has 1499b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // moved the picture a lot. 1500b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1501f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1502b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean swipeImages(float velocityX, float velocityY) { 1503b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode) return false; 1504f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1505b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Avoid swiping images if we're possibly flinging to view the 1506b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed in picture vertically. 1507b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang PositionController controller = mPositionController; 1508b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang boolean isMinimal = controller.isAtMinimalScale(); 1509b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int edges = controller.getImageAtEdges(); 1510b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!isMinimal && Math.abs(velocityY) > Math.abs(velocityX)) 1511b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((edges & PositionController.IMAGE_AT_TOP_EDGE) == 0 1512b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_BOTTOM_EDGE) == 0) 1513b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1514f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1515b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we are at the edge of the current photo and the sweeping velocity 1516b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // exceeds the threshold, slide to the next / previous image. 1517b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (velocityX < -SWIPE_THRESHOLD && (isMinimal 1518b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_RIGHT_EDGE) != 0)) { 1519b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1520b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (velocityX > SWIPE_THRESHOLD && (isMinimal 1521b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_LEFT_EDGE) != 0)) { 1522b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1523f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1524f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1525b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1526b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1527b29a27f475a2c449abdda8d4e03d30914feed8c6Chih-Chung Chang 15282c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private void snapback() { 15296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if ((mHolding & ~HOLD_DELETE) != 0) return; 15302c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (!snapToNeighborImage()) { 15312c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.snapback(); 15322c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15332c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15342c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1535b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean snapToNeighborImage() { 1536b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode) return false; 1537f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1538b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(0); 1539b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 1540cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu // Setting the move threshold proportional to the width of the view 1541cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu int moveThreshold = viewW / 5 ; 1542cda9315a4b3fb0228cbcd3e9a18d8c90f0a8a3e0Doris Liu int threshold = moveThreshold + gapToSide(r.width(), viewW); 1543f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1544b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we have moved the picture a lot, switching. 1545b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (viewW - r.right > threshold) { 1546b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1547b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (r.left > threshold) { 1548b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1549f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1550f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1551b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1552b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1553f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1554b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToNextPicture() { 15552c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 1556b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 15572c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1558b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1559b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1560676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1561b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToPrevPicture() { 15622c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1563b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 15642c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1565b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1566b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1567676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1568b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int gapToSide(int imageWidth, int viewWidth) { 1569b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return Math.max(0, (viewWidth - imageWidth) / 2); 1570b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1571f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1572b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1573b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Focus switching 1574b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1575f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 15767eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu public void switchToImage(int index) { 15777eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu mModel.moveTo(index); 15787eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu } 15797eea4d3ac59aa88d327fc0d58f5e4052f43c54c9Bobby Georgescu 1580b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToNextImage() { 1581bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() + 1); 1582b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 158315b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1584b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToPrevImage() { 1585bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() - 1); 1586b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1587cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1588160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang private void switchToFirstImage() { 1589bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(0); 1590160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang } 1591160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang 1592b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1593b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Opening Animation 1594b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1595b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1596b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setOpenAnimationRect(Rect rect) { 1597b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setOpenAnimationRect(rect); 1598cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 159915b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1600b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 16012c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // Capture Animation 16022c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 16032c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16042c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean switchWithCaptureAnimation(int offset) { 16052c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang GLRoot root = getGLRoot(); 160614ce29ab5608daaa3d0074cdfc9fc85988537ff2Bobby Georgescu if(root == null) return false; 16072c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.lockRenderThread(); 16082c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang try { 16092c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return switchWithCaptureAnimationLocked(offset); 16102c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } finally { 16112c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.unlockRenderThread(); 16122c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16132c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16142c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16152c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean switchWithCaptureAnimationLocked(int offset) { 16162c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return true; 16172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (offset == 1) { 16182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 161961f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang // Temporary disable action bar until the capture animation is done. 162061f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (!mFilmMode) mListener.onActionBarAllowed(false); 16212c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang switchToNextImage(); 16222c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(-1); 16232c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (offset == -1) { 16242c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1625c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mFilmMode) setFilmMode(false); 1626c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1627c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // If we are too far away from the first image (so that we don't 1628c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // have all the ScreenNails in-between), we go directly without 1629c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // animation. 1630c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mModel.getCurrentIndex() > SCREEN_NAIL_MAX) { 1631c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang switchToFirstImage(); 163242e1fed4edd9ed1e326aab2f7969242c56812952Chih-Chung Chang mPositionController.skipToFinalPosition(); 1633c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang return true; 1634c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang } 1635c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1636160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang switchToFirstImage(); 16372c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(1); 16382c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else { 16392c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return false; 16402c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16412c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_CAPTURE_ANIMATION; 1642bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_CAPTURE_ANIMATION_DONE, offset, 0); 1643f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mHandler.sendMessageDelayed(m, PositionController.CAPTURE_ANIMATION_TIME); 16442c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return true; 16452c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16462c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1647bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private void captureAnimationDone(int offset) { 16482c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding &= ~HOLD_CAPTURE_ANIMATION; 1649e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang if (offset == 1 && !mFilmMode) { 1650e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Now the capture animation is done, enable the action bar. 1651e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarAllowed(true); 1652e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarWanted(); 1653bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 16542c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang snapback(); 16552c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16562c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16572c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1658b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Card deck effect calculation 1659b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1660b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1661cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Returns the scrolling progress value for an object moving out of a 1662cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // view. The progress value measures how much the object has moving out of 1663cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the view. The object currently displays in [left, right), and the view is 1664cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // at [0, viewWidth]. 1665cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // 1666cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // The returned value is negative when the object is moving right, and 1667cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // positive when the object is moving left. The value goes to -1 or 1 when 1668cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the object just moves out of the view completely. The value is 0 if the 1669cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object currently fills the view. 1670cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float calculateMoveOutProgress(int left, int right, 1671cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int viewWidth) { 1672cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // w = object width 1673cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // viewWidth = view width 1674cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int w = right - left; 1675cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1676cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is smaller than the view width, 1677cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |....view....| 1678cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = -1 when left = viewWidth 1679bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // |<-->| progress = 0 when left = viewWidth / 2 - w / 2 1680cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = 1 when left = -w 1681cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (w < viewWidth) { 1682bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int zx = viewWidth / 2 - w / 2; 1683bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (left > zx) { 1684bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return -(left - zx) / (float) (viewWidth - zx); // progress = (0, -1] 1685bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 1686bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (left - zx) / (float) (-w - zx); // progress = [0, 1] 1687bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1688cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1689cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1690cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is larger than the view width, 1691cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |..view..| 1692cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = -1 when left = viewWidth 1693cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 0 between left = 0 1694cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| and right = viewWidth 1695cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 1 when right = 0 1696cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (left > 0) { 1697cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return -left / (float) viewWidth; 1698cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1699cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1700cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (right < viewWidth) { 1701cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (viewWidth - right) / (float) viewWidth; 1702cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1703cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1704cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return 0; 1705cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1706cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1707cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the alpha factor in the fading 1708cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1709cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollAlpha(float scrollProgress) { 1710cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scrollProgress < 0 ? mAlphaInterpolator.getInterpolation( 1711cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1 - Math.abs(scrollProgress)) : 1.0f; 1712cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1713cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1714cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the scaling factor in the fading 1715cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1716cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollScale(float scrollProgress) { 1717cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float interpolatedProgress = mScaleInterpolator.getInterpolation( 1718cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang Math.abs(scrollProgress)); 1719cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float scale = (1 - interpolatedProgress) + 1720cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang interpolatedProgress * TRANSITION_SCALE_FACTOR; 1721cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scale; 1722cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1723cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1724cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1725cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // This interpolator emulates the rate at which the perceived scale of an 1726cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object changes as its distance from a camera increases. When this 1727cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // interpolator is applied to a scale animation on a view, it evokes the 1728cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // sense that the object is shrinking due to moving away from the camera. 1729cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static class ZInterpolator { 1730cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float focalLength; 1731cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1732cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public ZInterpolator(float foc) { 1733cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang focalLength = foc; 1734cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1735cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1736cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public float getInterpolation(float input) { 1737cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (1.0f - focalLength / (focalLength + input)) / 1738cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang (1.0f - focalLength / (focalLength + 1.0f)); 1739f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1740f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1741f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1742ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // Returns an interpolated value for the page/film transition. 1743ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 0, the result is from. 1744ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 1, the result is to. 1745ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang private static float interpolate(float ratio, float from, float to) { 1746ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang return from + (to - from) * ratio * ratio; 1747ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang } 1748ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 17496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns the alpha factor in film mode if a picture is not in the center. 17506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The 0.03 lower bound is to make the item always visible a bit. 17516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private float getOffsetAlpha(float offset) { 17526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang offset /= 0.5f; 17536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = (offset > 0) ? (1 - offset) : (1 + offset); 17546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return Utils.clamp(alpha, 0.03f, 1f); 17556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 17566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1757b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1758b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Simple public utilities 1759b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1760f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1761bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void setListener(Listener listener) { 1762bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mListener = listener; 1763f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1764616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1765616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public Rect getPhotoRect(int index) { 1766616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return mPositionController.getPosition(index); 1767616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1768616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1769616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public PhotoFallbackEffect buildFallbackEffect(GLView root, GLCanvas canvas) { 1770616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect location = new Rect(); 1771616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Utils.assertTrue(root.getBoundsOf(this, location)); 1772616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1773616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect fullRect = bounds(); 1774616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin PhotoFallbackEffect effect = new PhotoFallbackEffect(); 1775616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; ++i) { 1776616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin MediaItem item = mModel.getMediaItem(i); 1777616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (item == null) continue; 1778616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin ScreenNail sc = mModel.getScreenNail(i); 177949affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin if (!(sc instanceof BitmapScreenNail) 178049affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin || ((BitmapScreenNail) sc).isShowingPlaceholder()) continue; 178149affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin 178249affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin // Now, sc is BitmapScreenNail and is not showing placeholder 1783616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect rect = new Rect(getPhotoRect(i)); 1784616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (!Rect.intersects(fullRect, rect)) continue; 1785616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin rect.offset(location.left, location.top); 1786616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 178738155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int width = sc.getWidth(); 178838155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int height = sc.getHeight(); 178938155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin 179038155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin int rotation = mModel.getImageRotation(i); 179138155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin RawTexture texture; 179238155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin if ((rotation % 180) == 0) { 179338155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin texture = new RawTexture(width, height, true); 179438155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.beginRenderTarget(texture); 179538155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(width / 2f, height / 2f); 179638155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin } else { 179738155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin texture = new RawTexture(height, width, true); 179838155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.beginRenderTarget(texture); 179938155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(height / 2f, width / 2f); 180038155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin } 180138155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin 180238155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.rotate(rotation, 0, 0, 1); 180338155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin canvas.translate(-width / 2f, -height / 2f); 180438155c4f4dd6f0173337eb9f3fea54803192e229Owen Lin sc.draw(canvas, 0, 0, width, height); 1805616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin canvas.endRenderTarget(); 1806616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin effect.addEntry(item.getPath(), rect, texture); 1807616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1808616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return effect; 1809616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1810f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 1811