PhotoView.java revision 7817979db0c52ffeacb951625b1e821eba303285
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; 22cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport android.graphics.Point; 2304ac045bf8da5082bbb0bdc9ea5f9c9b5b796ad0Yuli Huangimport android.graphics.Rect; 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; 312b3ee0ea07246b859a5b75d8a6102a7cce7ec838Owen Linimport com.android.gallery3d.app.GalleryActivity; 32cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Changimport com.android.gallery3d.common.Utils; 33616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Linimport com.android.gallery3d.data.MediaItem; 34b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.data.MediaObject; 356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.data.Path; 366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Changimport com.android.gallery3d.util.GalleryUtils; 37b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Changimport com.android.gallery3d.util.RangeArray; 38b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 39f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Linpublic class PhotoView extends GLView { 40f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @SuppressWarnings("unused") 41f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final String TAG = "PhotoView"; 42c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private static final int PLACEHOLDER_COLOR = 0xFF222222; 43f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 44f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public static final int INVALID_SIZE = -1; 45b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final long INVALID_DATA_VERSION = 46b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MediaObject.INVALID_DATA_VERSION; 47f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 48c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public static class Size { 49c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int width; 50c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int height; 51c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 52c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 53c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public interface Model extends TileImageView.Model { 54bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public int getCurrentIndex(); 55bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void moveTo(int index); 56c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 57c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the size for the specified picture. If the size information is 58c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // not avaiable, width = height = 0. 59c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public void getImageSize(int offset, Size size); 60c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 61616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin // Returns the media item for the specified picture. 62616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public MediaItem getMediaItem(int offset); 63616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 64c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Returns the rotation for the specified picture. 65c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang public int getImageRotation(int offset); 66f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 67b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // This amends the getScreenNail() method of TileImageView.Model to get 68b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // ScreenNail at previous (negative offset) or next (positive offset) 69b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // positions. Returns null if the specified ScreenNail is unavailable. 70b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNail getScreenNail(int offset); 71c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 72c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // Set this to true if we need the model to provide full images. 73b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setNeedFullImage(boolean enabled); 74bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 75bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns true if the item is the Camera preview. 76bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean isCamera(int offset); 77d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 7843a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong // Returns true if the item is the Panorama. 7943a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong public boolean isPanorama(int offset); 8043a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 81d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Returns true if the item is a Video. 82d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang public boolean isVideo(int offset); 83f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns true if the item can be deleted. 856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable(int offset); 866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 87f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_INIT = 0; 88f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_COMPLETE = 1; 89f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public static final int LOADING_FAIL = 2; 90f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 91f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang public int getLoadingState(int offset); 926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // When data change happens, we need to decide which MediaItem to focus 946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // on. 956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1. If focus hint path != null, we try to focus on it if we can find 976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // it. This is used for undo a deletion, so we can focus on the 986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // undeleted item. 996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 2. Otherwise try to focus on the MediaItem that is currently focused, 1016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if we can find it. 1026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 1036b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // 3. Otherwise try to focus on the previous MediaItem or the next 1046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // MediaItem, depending on the value of focus hint direction. 1056b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_NEXT = 0; 1066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public static final int FOCUS_HINT_PREVIOUS = 1; 1076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintDirection(int direction); 1086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void setFocusHintPath(Path path); 109b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 110b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 111bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public interface Listener { 112b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onSingleTapUp(int x, int y); 113bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void lockOrientation(); 114bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void unlockOrientation(); 115bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void onFullScreenChanged(boolean full); 11661f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang public void onActionBarAllowed(boolean allowed); 117e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang public void onActionBarWanted(); 118bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang public void onCurrentImageUpdated(); 1196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDeleteImage(Path path, int offset); 1206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onUndoDeleteImage(); 1216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onCommitDeleteImage(); 122b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 123f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 124e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about orientation locking: 125bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 126e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) We need to lock the orientation if we are in page mode camera 127e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // preview, so there is no (unwanted) rotation animation when the user 128e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // rotates the device. 129bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 130e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) We need to unlock the orientation if we want to show the action bar 131e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // because the action bar follows the system orientation. 132bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 133e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // The rules about action bar: 134bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // 135e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (1) If we are in film mode, we don't show action bar. 136e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // 137e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // (2) If we go from camera to gallery with capture animation, we show 138e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // action bar. 139b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_CANCEL_EXTRA_SCALING = 2; 140b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MSG_SWITCH_FOCUS = 3; 1412c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int MSG_CAPTURE_ANIMATION_DONE = 4; 1426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_ANIMATION_DONE = 5; 1436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MSG_DELETE_DONE = 6; 1446118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_TIMEOUT = 7; 1456118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int MSG_UNDO_BAR_FULL_CAMERA = 8; 146f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 147b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final int MOVE_THRESHOLD = 256; 148f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float SWIPE_THRESHOLD = 300f; 149f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 150f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private static final float DEFAULT_TEXT_SIZE = 20; 151cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float TRANSITION_SCALE_FACTOR = 0.74f; 152d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private static final int ICON_RATIO = 6; 1532c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1542c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // whether we want to apply card deck effect in page mode. 155b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static final boolean CARD_EFFECT = true; 156cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // whether we want to apply offset effect in film mode. 1586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final boolean OFFSET_EFFECT = true; 1596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Used to calculate the scaling factor for the card deck effect. 161cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private ZInterpolator mScaleInterpolator = new ZInterpolator(0.5f); 162cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 163cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Used to calculate the alpha factor for the fading animation. 164cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private AccelerateInterpolator mAlphaInterpolator = 165cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang new AccelerateInterpolator(0.9f); 166f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 167b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We keep this many previous ScreenNails. (also this many next ScreenNails) 168b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public static final int SCREEN_NAIL_MAX = 3; 169b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // These are constants for the delete gesture. 1716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int SWIPE_ESCAPE_VELOCITY = 500; // dp/sec 1726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int MAX_DISMISS_VELOCITY = 2000; // dp/sec 1736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 174b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // The picture entries, the valid index is from -SCREEN_NAIL_MAX to 175b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // SCREEN_NAIL_MAX. 176b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private final RangeArray<Picture> mPictures = 177b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new RangeArray<Picture>(-SCREEN_NAIL_MAX, SCREEN_NAIL_MAX); 1786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size[] mSizes = new Size[2 * SCREEN_NAIL_MAX + 1]; 179f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1806575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private final MyGestureListener mGestureListener; 1813a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private final GestureRecognizer mGestureRecognizer; 182f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private final PositionController mPositionController; 183f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 184bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Listener mListener; 185f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Model mModel; 186f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private StringTexture mLoadingText; 187f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private StringTexture mNoThumbnailText; 188b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private TileImageView mTileView; 189532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang private EdgeView mEdgeView; 1906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private UndoBarView mUndoBar; 191f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private Texture mVideoPlayIcon; 192f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 193f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin private SynchronizedHandler mHandler; 194f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 195cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private Point mImageCenter = new Point(); 196534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang private boolean mCancelExtraScalingPending; 197b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mFilmMode = false; 198bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mDisplayRotation = 0; 199bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int mCompensation = 0; 2009f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private boolean mFullScreenCamera; 2012ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang private Rect mCameraRelativeFrame = new Rect(); 202bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private Rect mCameraRect = new Rect(); 203f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 204c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // [mPrevBound, mNextBound] is the range of index for all pictures in the 205c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // model, if we assume the index of current focused picture is 0. So if 206c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // there are some previous pictures, mPrevBound < 0, and if there are some 207c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // next pictures, mNextBound > 0. 208c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mPrevBound; 209c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang private int mNextBound; 210c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 2112c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // This variable prevents us doing snapback until its values goes to 0. This 2122c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // happens if the user gesture is still in progress or we are in a capture 2132c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // animation. 2142c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private int mHolding; 2152c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private static final int HOLD_TOUCH_DOWN = 1; 21618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang private static final int HOLD_CAPTURE_ANIMATION = 2; 2176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private static final int HOLD_DELETE = 4; 2186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 2196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // mTouchBoxIndex is the index of the box that is touched by the down 2206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture in film mode. The value Integer.MAX_VALUE means no box was 2216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // touched. 2226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mTouchBoxIndex = Integer.MAX_VALUE; 2236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Whether the box indicated by mTouchBoxIndex is deletable. Only meaningful 2246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // if mTouchBoxIndex is not Integer.MAX_VALUE. 2256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mTouchBoxDeletable; 226517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // This is the index of the last deleted item. This is only used as a hint 227517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // to hide the undo button when we are too far away from the deleted 228517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // item. The value Integer.MAX_VALUE means there is no such hint. 229517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoIndexHint = Integer.MAX_VALUE; 2302c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 231f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin public PhotoView(GalleryActivity activity) { 232f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mTileView = new TileImageView(activity); 233f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin addComponent(mTileView); 234f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin Context context = activity.getAndroidContext(); 235532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang mEdgeView = new EdgeView(context); 236532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang addComponent(mEdgeView); 2376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar = new UndoBarView(context); 2386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang addComponent(mUndoBar); 2396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setVisibility(GLView.INVISIBLE); 2406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.setOnClickListener(new OnClickListener() { 2416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 2426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onClick(GLView v) { 2436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onUndoDeleteImage(); 2446118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 2456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 2466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang }); 247f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mLoadingText = StringTexture.newInstance( 248f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin context.getString(R.string.loading), 249f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin DEFAULT_TEXT_SIZE, Color.WHITE); 250f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mNoThumbnailText = StringTexture.newInstance( 251f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin context.getString(R.string.no_thumbnail), 252f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin DEFAULT_TEXT_SIZE, Color.WHITE); 253f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 254b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler = new MyHandler(activity.getGLRoot()); 255f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 2566575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener = new MyGestureListener(); 2576575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureRecognizer = new GestureRecognizer(context, mGestureListener); 258f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 259b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController = new PositionController(context, 260b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang new PositionController.Listener() { 261b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void invalidate() { 262b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang PhotoView.this.invalidate(); 263b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 2646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isHoldingDown() { 2656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (mHolding & HOLD_TOUCH_DOWN) != 0; 2666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 2676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isHoldingDelete() { 2686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (mHolding & HOLD_DELETE) != 0; 269b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 270b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onPull(int offset, int direction) { 271b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mEdgeView.onPull(offset, direction); 272b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 273b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onRelease() { 274b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mEdgeView.onRelease(); 275b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 276b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void onAbsorb(int velocity, int direction) { 277b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mEdgeView.onAbsorb(velocity, direction); 278b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 279b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang }); 280f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin mVideoPlayIcon = new ResourceTexture(context, R.drawable.ic_control_play); 281b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 282b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (i == 0) { 283b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new FullPicture()); 284cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } else { 285b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.put(i, new ScreenNailPicture(i)); 286cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 287f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 288f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 289f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 290b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setModel(Model model) { 291b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModel = model; 292b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.setModel(mModel); 293f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 294f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 295b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class MyHandler extends SynchronizedHandler { 296b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public MyHandler(GLRoot root) { 297b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang super(root); 298f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 299f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 300b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 301b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void handleMessage(Message message) { 302b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (message.what) { 303b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_CANCEL_EXTRA_SCALING: { 304b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.cancelScale(); 305b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 306b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 307b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 308b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 309b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case MSG_SWITCH_FOCUS: { 310b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchFocus(); 311b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 312b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 3132c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang case MSG_CAPTURE_ANIMATION_DONE: { 314bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // message.arg1 is the offset parameter passed to 315bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // switchWithCaptureAnimation(). 316bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang captureAnimationDone(message.arg1); 3172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang break; 3182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 3196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_ANIMATION_DONE: { 3206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // message.obj is the Path of the MediaItem which should be 3216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted. message.arg1 is the offset of the image. 3226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mListener.onDeleteImage((Path) message.obj, message.arg1); 3236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Normally a box which finishes delete animation will hold 3246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // position until the underlying MediaItem is actually 3256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // deleted, and HOLD_DELETE will be cancelled that time. In 3266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // case the MediaItem didn't actually get deleted in 2 3276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // seconds, we will cancel HOLD_DELETE and make it bounce 3286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // back. 3296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 3306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We make sure there is at most one MSG_DELETE_DONE 3316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // in the handler. 3326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 3336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 3346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, 2000); 3356118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 3366118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang int numberOfPictures = mNextBound - mPrevBound + 1; 3376118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (numberOfPictures == 2) { 3386118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (mModel.isCamera(mNextBound) 3396118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang || mModel.isCamera(mPrevBound)) { 3406118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang numberOfPictures--; 3416118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3426118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 3436118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang showUndoBar(numberOfPictures <= 1); 3446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang case MSG_DELETE_DONE: { 3476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mHandler.hasMessages(MSG_DELETE_ANIMATION_DONE)) { 3486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding &= ~HOLD_DELETE; 3496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang snapback(); 3506b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3536118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_TIMEOUT: { 354517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TIMEOUT); 355517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang break; 356517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 3576118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang case MSG_UNDO_BAR_FULL_CAMERA: { 3586118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang checkHideUndoBar(UNDO_BAR_FULL_CAMERA); 3596118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang break; 3606118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 361b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: throw new AssertionError(message.what); 362f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 363f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 364b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang }; 365f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 366b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 367b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Data/Image change notifications 368b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 369b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 370214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang public void notifyDataChange(int[] fromIndex, int prevBound, int nextBound) { 371c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mPrevBound = prevBound; 372c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mNextBound = nextBound; 373c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 3746b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update mTouchBoxIndex 3756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex != Integer.MAX_VALUE) { 3766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int k = mTouchBoxIndex; 3776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 3786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = 0; i < 2 * SCREEN_NAIL_MAX + 1; i++) { 3796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fromIndex[i] == k) { 3806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = i - SCREEN_NAIL_MAX; 3816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang break; 3826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 386517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Hide undo button if we are too far away 387517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (mUndoIndexHint != Integer.MAX_VALUE) { 388517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang if (Math.abs(mUndoIndexHint - mModel.getCurrentIndex()) >= 3) { 389517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 390517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 391517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 392517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 3936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Update the ScreenNails. 3946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 3956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(i); 3966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang p.reload(); 3976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSizes[i + SCREEN_NAIL_MAX] = p.getSize(); 3986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 3996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wasDeleting = mPositionController.hasDeletingBox(); 4016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 402b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Move the boxes 403214993dc4abf87c386123af50e3c34184ba11cb6Chih-Chung Chang mPositionController.moveBox(fromIndex, mPrevBound < 0, mNextBound > 0, 4046b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mModel.isCamera(0), mSizes); 405b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 406b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(i); 4086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeleting = mPositionController.hasDeletingBox(); 4116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 4126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the deletion is done, make HOLD_DELETE persist for only the time 4136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // needed for a snapback animation. 4146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (wasDeleting && !isDeleting) { 4156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.removeMessages(MSG_DELETE_DONE); 4166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_DONE); 4176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed( 4186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m, PositionController.SNAPBACK_ANIMATION_TIME); 419b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 420b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 421b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 422f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 423f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeleting() { 4256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (mHolding & HOLD_DELETE) != 0 4266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mPositionController.hasDeletingBox(); 4276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 429b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void notifyImageChange(int index) { 430bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang if (index == 0) { 431bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang mListener.onCurrentImageUpdated(); 432bd7c016d728853d38f98a3c6077b7bd9b08858b9Yuli Huang } 433b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(index).reload(); 4346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang setPictureSize(index); 435b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang invalidate(); 436f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 437f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 4386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void setPictureSize(int index) { 4396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Picture p = mPictures.get(index); 4406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setImageSize(index, p.getSize(), 4416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang index == 0 && p.isCamera() ? mCameraRect : null); 4426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 4436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 444bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 4452ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang protected void onLayout( 4462ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang boolean changeSize, int left, int top, int right, int bottom) { 4472ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int w = right - left; 4482ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int h = bottom - top; 4492ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mTileView.layout(0, 0, w, h); 4502ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mEdgeView.layout(0, 0, w, h); 4516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.measure(MeasureSpec.UNSPECIFIED, MeasureSpec.UNSPECIFIED); 4526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mUndoBar.layout(0, h - mUndoBar.getMeasuredHeight(), w, h); 4532ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4542ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang GLRoot root = getGLRoot(); 4552ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int displayRotation = root.getDisplayRotation(); 4562ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int compensation = root.getCompensation(); 4572ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mDisplayRotation != displayRotation 4582ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang || mCompensation != compensation) { 4592ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mDisplayRotation = displayRotation; 4602ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCompensation = compensation; 4612ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang 4623b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // We need to change the size and rotation of the Camera ScreenNail, 4633b4a8aeb0353fa18a2b5267b3952a80a6c6d4d13Chih-Chung Chang // but we don't want it to animate because the size doen't actually 4642ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // change in the eye of the user. 4652ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 4662ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Picture p = mPictures.get(i); 4672ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (p.isCamera()) { 4689f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang p.forceSize(); 4692ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang } 470bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 471bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 472bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4739f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 4749f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mPositionController.setConstrainedFrame(mCameraRect); 475bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (changeSize) { 476bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mPositionController.setViewSize(getWidth(), getHeight()); 477bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 478bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 479bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4809f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Update the camera rectangle due to layout change or camera relative frame 4819f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // change. 4829f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateCameraRect() { 4832ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Get the width and height in framework orientation because the given 4842ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // mCameraRelativeFrame is in that coordinates. 485bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int w = getWidth(); 486bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int h = getHeight(); 4872ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang if (mCompensation % 180 != 0) { 488bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int tmp = w; 489bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang w = h; 490bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang h = tmp; 491bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 4922ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int l = mCameraRelativeFrame.left; 4932ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int t = mCameraRelativeFrame.top; 4942ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int r = mCameraRelativeFrame.right; 4952ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang int b = mCameraRelativeFrame.bottom; 496bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 4972ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Now convert it to the coordinates we are using. 4982ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang switch (mCompensation) { 499bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 0: mCameraRect.set(l, t, r, b); break; 500bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 90: mCameraRect.set(h - b, l, h - t, r); break; 501bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 180: mCameraRect.set(w - r, h - b, w - l, h - t); break; 502bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang case 270: mCameraRect.set(t, w - r, b, w - l); break; 503bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 504bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5052ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Log.d(TAG, "compensation = " + mCompensation 5062ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", CameraRelativeFrame = " + mCameraRelativeFrame 5072ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang + ", mCameraRect = " + mCameraRect); 508bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 509bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 5102ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang public void setCameraRelativeFrame(Rect frame) { 5112ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mCameraRelativeFrame.set(frame); 5129f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateCameraRect(); 5139f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Originally we do 5149f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // mPositionController.setConstrainedFrame(mCameraRect); 5159f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // here, but it is moved to a parameter of the setImageSize() call, so 5169f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // it can be updated atomically with the CameraScreenNail's size change. 517bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 518bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 519bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Returns the rotation we need to do to the camera texture before drawing 520bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // it to the canvas, assuming the camera texture is correct when the device 521bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // is in its natural orientation. 522bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private int getCameraRotation() { 523bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (mCompensation - mDisplayRotation + 360) % 360; 524bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 525bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 52643a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private int getPanoramaRotation() { 52743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong return mCompensation; 52843a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong } 52943a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong 530b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 531b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Pictures 532b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 533b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 534b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private interface Picture { 535b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void reload(); 536b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang void draw(GLCanvas canvas, Rect r); 537b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang void setScreenNail(ScreenNail s); 5382c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang boolean isCamera(); // whether the picture is a camera preview 5396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean isDeletable(); // whether the picture can be deleted 5409f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang void forceSize(); // called when mCompensation changes 5416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Size getSize(); 5427817979db0c52ffeacb951625b1e821eba303285Ahbong Chang } 543f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 544b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang class FullPicture implements Picture { 545b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 5462c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 54743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 548d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 5496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 550f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 5516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 552bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private boolean mWasCameraCenter; 553b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void FullPicture(TileImageView tileView) { 554b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView = tileView; 555f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 556f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 557b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 558b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 559b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // mImageWidth and mImageHeight will get updated 560b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.notifyModelInvalidated(); 561b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 562bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(0); 56343a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(0); 564d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(0); 5656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(0); 566f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(0); 567bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang setScreenNail(mModel.getScreenNail(0)); 5686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 5699f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 5709f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 5716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 5726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 5736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 574bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 575bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 576bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 5779f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 5789f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 5796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(0, mSize); 5809f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 5819f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 5829f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 58343a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 58443a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 58543a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong } else if (mIsCamera) { 586bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 587bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 588bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(0); 589bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 590bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 591c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int w = mTileView.mImageWidth; 592c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang int h = mTileView.mImageHeight; 5936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 5946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 595f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 596f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 597b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 598b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 599f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawTileView(canvas, r); 600cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 601bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // We want to have the following transitions: 6022c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (1) Move camera preview out of its place: switch to film mode 6032c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // (2) Move camera preview into its place: switch to page mode 6042c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // The extra mWasCenter check makes sure (1) does not apply if in 6052c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // page mode, we move _to_ the camera preview from another picture. 606bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 607bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // Holdings except touch-down prevent the transitions. 60818958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if ((mHolding & ~HOLD_TOUCH_DOWN) != 0) return; 609bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 6109f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean isCenter = mPositionController.isCenter(); 6116118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean isCameraCenter = mIsCamera && isCenter && !canUndoLastPicture(); 612bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 613bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (mWasCameraCenter && mIsCamera && !isCenter && !mFilmMode) { 61418958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // Temporary disabled to de-emphasize filmstrip. 61518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // setFilmMode(true); 61618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang } else if (!mWasCameraCenter && isCameraCenter && mFilmMode) { 617bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang setFilmMode(false); 618aeb3062e84ed28f0e25a73f511f287ae0a3e4294Chih-Chung Chang } 619aeb3062e84ed28f0e25a73f511f287ae0a3e4294Chih-Chung Chang 6209f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (isCameraCenter && !mFilmMode) { 621e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Move into camera in page mode, lock 622e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.lockOrientation(); 623bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 624bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 625bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mWasCameraCenter = isCameraCenter; 626cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 627cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 628b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 629b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 630b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mTileView.setScreenNail(s); 631cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 632f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 633b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 6342c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 6352c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 636f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 637f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 6386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 6396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 6406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 6416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 6426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 643d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawTileView(GLCanvas canvas, Rect r) { 644ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float imageScale = mPositionController.getImageScale(); 645b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 646b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewH = getHeight(); 647d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cx = r.exactCenterX(); 648d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang float cy = r.exactCenterY(); 649ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float scale = 1f; // the scaling factor due to card effect 650b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 651d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 652ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 653ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && !mIsCamera 654f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && filmRatio != 1f && !mPictures.get(-1).isCamera() 655f320b8429dd5c68c117b8e9b1a36a435f4f4ff13Yuli Huang && !mPositionController.inOpeningAnimation(); 6566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 6576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != viewH / 2; 6582c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 659b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Calculate the move-out progress value. 660b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int left = r.left; 661b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int right = r.right; 662b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = calculateMoveOutProgress(left, right, viewW); 663b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1f, 1f); 664b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 665b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We only want to apply the fading animation if the scrolling 666b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // movement is to the right. 667bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (progress < 0) { 668ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = getScrollScale(progress); 669ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float alpha = getScrollAlpha(progress); 670ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 671ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 672d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 673ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang imageScale *= scale; 674ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.multiplyAlpha(alpha); 675ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 676ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float cxPage; // the cx value in page mode 677d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang if (right - left <= viewW) { 678b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is narrower than the view, keep it at 679b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the center of the view. 680ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = viewW / 2f; 681b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else { 682b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If the picture is wider than the view (it's 683b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed-in), keep the left edge of the object align 684b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the the left edge of the view. 685ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cxPage = (right - left) * scale / 2f; 686b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 687ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang cx = interpolate(filmRatio, cxPage, cx); 688b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 6896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 6906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - viewH / 2) / viewH; 6916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 6926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 693b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 694f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 695d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the tile view. 696ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang setTileViewPosition(cx, cy, viewW, viewH, imageScale); 6976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mTileView); 698d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 699f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the play video icon and the message. 700f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang canvas.translate((int) (cx + 0.5f), (int) (cy + 0.5f)); 701f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = (int) (scale * Math.min(r.width(), r.height()) + 0.5f); 702f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mIsVideo) drawVideoPlayIcon(canvas, s); 703f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 704f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 705d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 706d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 707f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a debug indicator showing which picture has focus (index == 708f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // 0). 709f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang //canvas.fillRect(-10, -10, 20, 20, 0x80FF00FF); 710f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 711d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang canvas.restore(); 712d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 713d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 714d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Set the position of the tile view 715d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void setTileViewPosition(float cx, float cy, 716d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int viewW, int viewH, float scale) { 717d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Find out the bitmap coordinates of the center of the view 718d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageW = mPositionController.getImageWidth(); 719d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int imageH = mPositionController.getImageHeight(); 720d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerX = (int) (imageW / 2f + (viewW / 2f - cx) / scale + 0.5f); 721d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int centerY = (int) (imageH / 2f + (viewH / 2f - cy) / scale + 0.5f); 722d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 723b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseX = imageW - centerX; 724b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int inverseY = imageH - centerY; 725d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int x, y; 726d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang switch (mRotation) { 727d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 0: x = centerX; y = centerY; break; 728d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 90: x = centerY; y = inverseX; break; 729d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 180: x = inverseX; y = inverseY; break; 730d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang case 270: x = inverseY; y = centerX; break; 731b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang default: 732d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang throw new RuntimeException(String.valueOf(mRotation)); 733b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 734d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mTileView.setPosition(x, y, scale, mRotation); 735f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 736f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 737f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 738b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private class ScreenNailPicture implements Picture { 739b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mIndex; 740b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int mRotation; 741b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private ScreenNail mScreenNail; 7422c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean mIsCamera; 74343a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong private boolean mIsPanorama; 744d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private boolean mIsVideo; 7456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mIsDeletable; 746f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private int mLoadingState = Model.LOADING_INIT; 7476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private Size mSize = new Size(); 748f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 749b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public ScreenNailPicture(int index) { 750b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mIndex = index; 751b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 752532d93caddc91a7aa33ca113adbc0b8255d498ebChih-Chung Chang 753b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 754b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void reload() { 755bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mIsCamera = mModel.isCamera(mIndex); 75643a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mIsPanorama = mModel.isPanorama(mIndex); 757d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mIsVideo = mModel.isVideo(mIndex); 7586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mIsDeletable = mModel.isDeletable(mIndex); 759f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mLoadingState = mModel.getLoadingState(mIndex); 760c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang setScreenNail(mModel.getScreenNail(mIndex)); 7616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang updateSize(); 7626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 7636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 7646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 7656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public Size getSize() { 7666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mSize; 767b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 768b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 769b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 770b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void draw(GLCanvas canvas, Rect r) { 771b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail == null) { 772f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a placeholder rectange if there should be a picture in 773f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // this position (but somehow there isn't). 774c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang if (mIndex >= mPrevBound && mIndex <= mNextBound) { 775f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawPlaceHolder(canvas, r); 776c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang } 777b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 778f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 7796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = getWidth(); 7806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 7816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (r.left >= w || r.right <= 0 || r.top >= h || r.bottom <= 0) { 782b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.noDraw(); 783b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return; 784f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 785f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 786ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang float filmRatio = mPositionController.getFilmRatio(); 787ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang boolean wantsCardEffect = CARD_EFFECT && mIndex > 0 788ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang && filmRatio != 1f && !mPictures.get(0).isCamera(); 7896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean wantsOffsetEffect = OFFSET_EFFECT && mIsDeletable 7906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && filmRatio == 1f && r.centerY() != h / 2; 791ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int cx = wantsCardEffect 792ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang ? (int) (interpolate(filmRatio, w / 2, r.centerX()) + 0.5f) 793ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang : r.centerX(); 794b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int cy = r.centerY(); 795ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang canvas.save(GLCanvas.SAVE_FLAG_MATRIX | GLCanvas.SAVE_FLAG_ALPHA); 796b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.translate(cx, cy); 7972c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (wantsCardEffect) { 798b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float progress = (float) (w / 2 - r.centerX()) / w; 799b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang progress = Utils.clamp(progress, -1, 1); 800b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float alpha = getScrollAlpha(progress); 801b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = getScrollScale(progress); 802ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang alpha = interpolate(filmRatio, alpha, 1f); 803ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang scale = interpolate(filmRatio, scale, 1f); 804b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.multiplyAlpha(alpha); 805b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.scale(scale, scale, 1); 8066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else if (wantsOffsetEffect) { 8076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float offset = (float) (r.centerY() - h / 2) / h; 8086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = getOffsetAlpha(offset); 8096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang canvas.multiplyAlpha(alpha); 810b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 811b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mRotation != 0) { 812b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.rotate(mRotation, 0, 0, 1); 813b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 814ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawW = getRotated(mRotation, r.width(), r.height()); 815ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang int drawH = getRotated(mRotation, r.height(), r.width()); 816b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail.draw(canvas, -drawW / 2, -drawH / 2, drawW, drawH); 817f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (isScreenNailAnimating()) { 818f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang invalidate(); 819f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 820f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang int s = Math.min(drawW, drawH); 821f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mIsVideo) drawVideoPlayIcon(canvas, s); 822f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang if (mLoadingState == Model.LOADING_FAIL) { 823f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang drawLoadingFailMessage(canvas); 824f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 825b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang canvas.restore(); 826b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 827f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 828f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private boolean isScreenNailAnimating() { 829f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang return (mScreenNail instanceof BitmapScreenNail) 830f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang && ((BitmapScreenNail) mScreenNail).isAnimating(); 831f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 832f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 833b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 834b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang public void setScreenNail(ScreenNail s) { 835b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mScreenNail = s; 8369f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8379f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 838bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang @Override 8399f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang public void forceSize() { 8409f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang updateSize(); 8416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.forceImageSize(mIndex, mSize); 8429f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 8439f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 8449f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang private void updateSize() { 84543a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong if (mIsPanorama) { 84643a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong mRotation = getPanoramaRotation(); 84743a80fd806247cb50e81bacda3ad21d210e9ae88Angus Kong } else if (mIsCamera) { 848bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = getCameraRotation(); 849bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 850bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mRotation = mModel.getImageRotation(mIndex); 851bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 852c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 853b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mScreenNail != null) { 8546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = mScreenNail.getWidth(); 8556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = mScreenNail.getHeight(); 8566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 857c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // If we don't have ScreenNail available, we can still try to 858c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang // get the size information of it. 859c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang mModel.getImageSize(mIndex, mSize); 860b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 861c3b2d478f9032a8decf5c6254a238fc49e41b72cChih-Chung Chang 8626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int w = mSize.width; 8636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = mSize.height; 8646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.width = getRotated(mRotation, w, h); 8656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mSize.height = getRotated(mRotation, h, w); 866f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 867b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 868b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 8692c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean isCamera() { 8702c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return mIsCamera; 871b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 8726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 8736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang @Override 8746b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean isDeletable() { 8756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mIsDeletable; 8766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 877b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 878b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 879f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw a gray placeholder in the specified rectangle. 880f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawPlaceHolder(GLCanvas canvas, Rect r) { 881f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang canvas.fillRect(r.left, r.top, r.width(), r.height(), PLACEHOLDER_COLOR); 882f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 883f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 884d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon (in the place where the spinner was) 885d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang private void drawVideoPlayIcon(GLCanvas canvas, int side) { 886d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang int s = side / ICON_RATIO; 887d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang // Draw the video play icon at the center 888d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang mVideoPlayIcon.draw(canvas, -s / 2, -s / 2, s, s); 889d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang } 890d9355113da391f8bbddef1d2a2126ce6edc72291Chih-Chung Chang 891f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang // Draw the "no thumbnail" message 892f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang private void drawLoadingFailMessage(GLCanvas canvas) { 893f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang StringTexture m = mNoThumbnailText; 894f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang m.draw(canvas, -m.getWidth() / 2, -m.getHeight() / 2); 895f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang } 896f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang 897b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int getRotated(int degree, int original, int theother) { 898b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return (degree % 180 == 0) ? original : theother; 899b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 900b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 901b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 902b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Gestures Handling 903b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 904b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 905b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 906b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected boolean onTouch(MotionEvent event) { 907b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mGestureRecognizer.onTouchEvent(event); 908b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 909f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 910f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 9113a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private class MyGestureListener implements GestureRecognizer.Listener { 9123a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang private boolean mIgnoreUpEvent = false; 913099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // If we can change mode for this scale gesture. 914099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang private boolean mCanChangeMode; 91518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If we have changed the film mode in this scaling gesture. 916b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean mModeChanged; 91733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // If this scaling gesture should be ignored. 91833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang private boolean mIgnoreScalingGesture; 9192ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // If we have seen a scaling gesture. 9202ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang private boolean mSeenScaling; 92117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // whether the down action happened while the view is scrolling. 92217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private boolean mDownInScrolling; 9236575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang // If we should ignore all gestures other than onSingleTapUp. 9246575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang private boolean mIgnoreSwipingGesture; 9256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If a scrolling has happened after a down gesture. 9266b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mScrolledAfterDown; 9276b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If the first scrolling move is in X direction. In the film mode, X 9286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // direction scrolling is normal scrolling. but Y direction scrolling is 9296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // a delete gesture. 9306b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean mFirstScrollX; 9316b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The accumulated Y delta that has been sent to mPositionController. 9326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int mDeltaY; 9332ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // The accumulated scaling change from a scaling gesture. 9342ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang private float mAccScale; 935b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 9363a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 9373a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onSingleTapUp(float x, float y) { 938ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // We do this in addition to onUp() because we want the snapback of 939ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // setFilmMode to happen. 940ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 941ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 94217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && !mDownInScrolling) { 94317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang switchToHitPicture((int) (x + 0.5f), (int) (y + 0.5f)); 944b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang setFilmMode(false); 94517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mIgnoreUpEvent = true; 946b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 947b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 948b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 949bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (mListener != null) { 9502ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang // Do the inverse transform of the touch coordinates. 9512ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix m = getGLRoot().getCompensationMatrix(); 9522ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang Matrix inv = new Matrix(); 9532ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang m.invert(inv); 9542ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang float[] pts = new float[] {x, y}; 9552ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang inv.mapPoints(pts); 9562ef46ed28b28b355d7f3f1432c7b1196b832a859Chih-Chung Chang mListener.onSingleTapUp((int) (pts[0] + 0.5f), (int) (pts[1] + 0.5f)); 9573a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 9583a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 9593a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 9603a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 9613a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 9623a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onDoubleTap(float x, float y) { 9636575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 96461f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (mPictures.get(0).isCamera()) return false; 9653a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang PositionController controller = mPositionController; 966b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang float scale = controller.getImageScale(); 9673a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // onDoubleTap happened on the second ACTION_DOWN. 9683a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang // We need to ignore the next UP event. 9693a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = true; 9703a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang if (scale <= 1.0f || controller.isAtMinimalScale()) { 9713a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang controller.zoomIn(x, y, Math.max(1.5f, scale * 1.5f)); 9723a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } else { 9733a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang controller.resetToFullView(); 9743a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 9753a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return true; 9763a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 977f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 978f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 9796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public boolean onScroll(float dx, float dy, float totalX, float totalY) { 9806575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 9816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mScrolledAfterDown) { 9826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = true; 9836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mFirstScrollX = (Math.abs(dx) > Math.abs(dy)); 9846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 9856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 9866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dxi = (int) (-dx + 0.5f); 9876b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int dyi = (int) (-dy + 0.5f); 9886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 9896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFirstScrollX) { 9906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmX(dxi); 9916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 9926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex == Integer.MAX_VALUE) return true; 9936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int newDeltaY = calculateDeltaY(totalY); 9946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int d = newDeltaY - mDeltaY; 9956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (d != 0) { 9966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollFilmY(mTouchBoxIndex, d); 9976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = newDeltaY; 9986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 9996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10016b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.scrollPage(dxi, dyi); 10026b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 1003f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1004f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1005f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10066b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private int calculateDeltaY(float delta) { 10076b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxDeletable) return (int) (delta + 0.5f); 10086b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10096b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // don't let items that can't be deleted be dragged more than 10106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // maxScrollDistance, and make it harder and harder to drag. 10116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int size = getHeight(); 10126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float maxScrollDistance = 0.15f * size; 10136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(delta) >= size) { 10146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = delta > 0 ? maxScrollDistance : -maxScrollDistance; 10156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang delta = maxScrollDistance * 10176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang FloatMath.sin((delta / size) * (float) (Math.PI / 2)); 10186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return (int) (delta + 0.5f); 10206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1022f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10233a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onFling(float velocityX, float velocityY) { 10246575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 10252ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang if (mSeenScaling) return true; 10262ce3c3bfe08fff5aee58007cc8ba8f4a50861ae2Yuli Huang if (swipeImages(velocityX, velocityY)) { 1027b3aab90bb37aa9cc60be32e05678ee55d6575ee8Chih-Chung Chang mIgnoreUpEvent = true; 10286b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 10296b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang flingImages(velocityX, velocityY); 1030f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1031f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1032f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1033f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 10346b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private boolean flingImages(float velocityX, float velocityY) { 10356b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vx = (int) (velocityX + 0.5f); 10366b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int vy = (int) (velocityY + 0.5f); 10376b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode) { 10386b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingPage(vx, vy); 10396b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10406b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(velocityX) > Math.abs(velocityY)) { 10416b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return mPositionController.flingFilmX(vx); 10426b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10436b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction fast enough, treat it as a delete 10446b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 10456b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (!mFilmMode || mTouchBoxIndex == Integer.MAX_VALUE 10466b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang || !mTouchBoxDeletable) { 10476b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 10486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10497817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int maxVelocity = GalleryUtils.dpToPixel(MAX_DISMISS_VELOCITY); 10507817979db0c52ffeacb951625b1e821eba303285Ahbong Chang int escapeVelocity = GalleryUtils.dpToPixel(SWIPE_ESCAPE_VELOCITY); 10516b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int centerY = mPositionController.getPosition(mTouchBoxIndex) 10526b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .centerY(); 10536b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang boolean fastEnough = (Math.abs(vy) > escapeVelocity) 10546b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && (Math.abs(vy) > Math.abs(vx)) 10556b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && ((vy > 0) == (centerY > getHeight() / 2)); 10566b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (fastEnough) { 10576b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang vy = Math.min(vy, maxVelocity); 10586b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController.flingFilmY(mTouchBoxIndex, vy); 10596b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 10606b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(vy < 0); 10616b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 10626b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // We reset mTouchBoxIndex, so up() won't check if Y 10636b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // scrolled far enough to be a delete gesture. 10646b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 10656b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return true; 10666b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10676b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10686b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return false; 10696b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 10716b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private void deleteAfterAnimation(int duration) { 10726b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang MediaItem item = mModel.getMediaItem(mTouchBoxIndex); 10736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (item == null) return; 1074517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1075517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = mModel.getCurrentIndex() + mTouchBoxIndex; 10766b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHolding |= HOLD_DELETE; 10776b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_DELETE_ANIMATION_DONE); 10786b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.obj = item.getPath(); 10796b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang m.arg1 = mTouchBoxIndex; 10806b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mHandler.sendMessageDelayed(m, duration); 10816b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 10826b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1083f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 10843a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScaleBegin(float focusX, float focusY) { 10856575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 108633f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // We ignore the scaling gesture if it is a camera preview. 108733f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mIgnoreScalingGesture = mPictures.get(0).isCamera(); 108833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mIgnoreScalingGesture) { 108933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang return true; 109033f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 10913a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mPositionController.beginScale(focusX, focusY); 1092099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // We can change mode if we are in film mode, or we are in page 1093099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang // mode and at minimal scale. 1094099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang mCanChangeMode = mFilmMode 1095099989b310d84fe13eff0cdf2902bb3fb0bcbd14Chih-Chung Chang || mPositionController.isAtMinimalScale(); 1096b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModeChanged = false; 10972ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mSeenScaling = true; 10982ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale = 1f; 1099f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1100f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1101f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1102f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11033a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public boolean onScale(float focusX, float focusY, float scale) { 11046575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return true; 11056575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return true; 110618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (mModeChanged) return true; 1107b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (Float.isNaN(scale) || Float.isInfinite(scale)) return false; 110833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1109b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int outOfRange = mPositionController.scaleBy(scale, focusX, focusY); 1110b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 11112ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // We wait for a large enough scale change before changing mode. 11122ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // Otherwise we may mistakenly treat a zoom-in gesture as zoom-out 11132ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang // or vice versa. 11142ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mAccScale *= scale; 11152ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang boolean largeEnough = (mAccScale < 0.97f || mAccScale > 1.03f); 11162ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang 111718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // If mode changes, we treat this scaling gesture has ended. 11182ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang if (mCanChangeMode && largeEnough) { 1119b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((outOfRange < 0 && !mFilmMode) || 1120b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang (outOfRange > 0 && mFilmMode)) { 112118958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang stopExtraScalingIfNeeded(); 112218958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 112318958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // Removing the touch down flag allows snapback to happen 112433f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // for film mode change. 112518958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 1126b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang setFilmMode(!mFilmMode); 112718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang 112818958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // We need to call onScaleEnd() before setting mModeChanged 112918958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang // to true. 113018958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang onScaleEnd(); 1131b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mModeChanged = true; 1132b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1133534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1134b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1135b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 113618958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang if (outOfRange != 0) { 1137b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang startExtraScalingIfNeeded(); 1138534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } else { 1139b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang stopExtraScalingIfNeeded(); 1140534b12fd804610dd67b8109bc08ba76f31afb33eChih-Chung Chang } 1141f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin return true; 1142f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1143f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 114433f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang @Override 114533f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void onScaleEnd() { 11466575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 11476575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreScalingGesture) return; 114833f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang if (mModeChanged) return; 114933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mPositionController.endScale(); 115033f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 115133f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1152b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void startExtraScalingIfNeeded() { 1153b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mCancelExtraScalingPending) { 1154b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessageDelayed( 1155b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang MSG_CANCEL_EXTRA_SCALING, 700); 1156b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(true); 1157b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = true; 1158b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1159b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1160b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1161b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void stopExtraScalingIfNeeded() { 1162b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mCancelExtraScalingPending) { 1163b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.removeMessages(MSG_CANCEL_EXTRA_SCALING); 1164b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setExtraScalingRange(false); 1165b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mCancelExtraScalingPending = false; 1166b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1167b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1168b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1169f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin @Override 11706b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang public void onDown(float x, float y) { 1171517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang checkHideUndoBar(UNDO_BAR_TOUCHED); 1172517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 11736b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mDeltaY = 0; 11742ce59cbd4368eaf0f30cfea28891bd47155182cbChih-Chung Chang mSeenScaling = false; 11756b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 11766575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 11776575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 11782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_TOUCH_DOWN; 117917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 118017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mFilmMode && mPositionController.isScrolling()) { 118117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = true; 118217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mPositionController.stopScrolling(); 118317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } else { 118417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang mDownInScrolling = false; 118517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 11866b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 11876b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mScrolledAfterDown = false; 11886b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode) { 11896b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int xi = (int) (x + 0.5f); 11906b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int yi = (int) (y + 0.5f); 11916b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = mPositionController.hitTest(xi, yi); 11926b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mTouchBoxIndex < mPrevBound || mTouchBoxIndex > mNextBound) { 11936b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 11946b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 11956b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxDeletable = 11966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPictures.get(mTouchBoxIndex).isDeletable(); 11976b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 11986b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } else { 11996b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mTouchBoxIndex = Integer.MAX_VALUE; 12006b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12013a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 12023a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12033a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang @Override 12043a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang public void onUp() { 12056575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang if (mIgnoreSwipingGesture) return; 12066575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 120718958c51f1412d959d52500ceefc46f987d035f3Chih-Chung Chang mHolding &= ~HOLD_TOUCH_DOWN; 12083a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mEdgeView.onRelease(); 12093a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang 12106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // If we scrolled in Y direction far enough, treat it as a delete 12116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // gesture. 12126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (mFilmMode && mScrolledAfterDown && !mFirstScrollX 12136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang && mTouchBoxIndex != Integer.MAX_VALUE) { 12146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang Rect r = mPositionController.getPosition(mTouchBoxIndex); 12156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int h = getHeight(); 12166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (Math.abs(r.centerY() - h * 0.5f) > 0.4f * h) { 12176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang int duration = mPositionController 12186b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang .flingFilmY(mTouchBoxIndex, 0); 12196b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if (duration >= 0) { 12206b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mPositionController.setPopFromTop(r.centerY() < h * 0.5f); 12216b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang deleteAfterAnimation(duration); 12226b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12236b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12246b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 12256b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 12263a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang if (mIgnoreUpEvent) { 12273a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang mIgnoreUpEvent = false; 12283a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang return; 12293a02809c97669a157cf45bfd61d45272110d4091Chih-Chung Chang } 1230b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 12312c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang snapback(); 1232f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 12336575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12346575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12356575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mIgnoreSwipingGesture = !enabled; 12366575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12376575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang } 12386575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang 12396575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang public void setSwipingEnabled(boolean enabled) { 12406575794a9c09f22d5721e212c093e0a2df376d0cChih-Chung Chang mGestureListener.setSwipingEnabled(enabled); 1241f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1242f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1243b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void setFilmMode(boolean enabled) { 1244b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode == enabled) return; 1245b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mFilmMode = enabled; 1246b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setFilmMode(mFilmMode); 1247b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mModel.setNeedFullImage(!enabled); 12486b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mModel.setFocusHintDirection( 12496b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang mFilmMode ? Model.FOCUS_HINT_PREVIOUS : Model.FOCUS_HINT_NEXT); 125061f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang mListener.onActionBarAllowed(!enabled); 1251bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 1252e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Move into camera in page mode, lock 1253e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang if (!enabled && mPictures.get(0).isCamera()) { 1254e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.lockOrientation(); 1255bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1256bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1257bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang 1258bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public boolean getFilmMode() { 1259bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return mFilmMode; 1260f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1261f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1262b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1263b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Framework events 1264b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1265b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1266b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void pause() { 1267b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.skipAnimation(); 1268b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.freeTextures(); 1269b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; i++) { 1270b8be1e0ad76b6abc0da7ead39f7a9811195d001eChih-Chung Chang mPictures.get(i).setScreenNail(null); 1271b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 12726118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang hideUndoBar(); 1273f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1274f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1275b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void resume() { 1276b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mTileView.prepareTextures(); 1277f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1278f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 127933f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang // move to the camera preview and show controls after resume 128033f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang public void resetToFirstPicture() { 128133f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang mModel.moveTo(0); 128233f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang setFilmMode(false); 128333f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang } 128433f8567dd5003e4bb342683f3768ab7552648b02Chih-Chung Chang 1285517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1286517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang // Undo Bar 1287517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1288517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 1289517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private int mUndoBarState; 1290517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_SHOW = 1; 1291517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TIMEOUT = 2; 1292517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private static final int UNDO_BAR_TOUCHED = 4; 12936118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_FULL_CAMERA = 8; 12946118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private static final int UNDO_BAR_DELETE_LAST = 16; 1295517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 12966118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // "deleteLast" means if the deletion is on the last remaining picture in 12976118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // the album. 12986118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void showUndoBar(boolean deleteLast) { 12996118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1300517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = UNDO_BAR_SHOW; 13016118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if(deleteLast) mUndoBarState |= UNDO_BAR_DELETE_LAST; 1302517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.VISIBLE); 13036118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.sendEmptyMessageDelayed(MSG_UNDO_BAR_TIMEOUT, 3000); 1304517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1305517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13066118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private void hideUndoBar() { 13076118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang mHandler.removeMessages(MSG_UNDO_BAR_TIMEOUT); 1308517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mListener.onCommitDeleteImage(); 1309517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBar.animateVisibility(GLView.INVISIBLE); 1310517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState = 0; 1311517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoIndexHint = Integer.MAX_VALUE; 1312517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 1313517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang 13146118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // Check if the one of the conditions for hiding the undo bar has been 13156118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // met. The conditions are: 13166118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13176118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 1. It has been three seconds since last showing, and (a) the user has 13186118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // touched, or (b) the deleted picture is the last remaining picture in the 13196118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // album. 13206118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 13216118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // 2. The camera is shown in full screen. 1322517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang private void checkHideUndoBar(int addition) { 1323517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang mUndoBarState |= addition; 13246118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((mUndoBarState & UNDO_BAR_SHOW) == 0) return; 13256118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean timeout = (mUndoBarState & UNDO_BAR_TIMEOUT) != 0; 13266118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean touched = (mUndoBarState & UNDO_BAR_TOUCHED) != 0; 13276118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean fullCamera = (mUndoBarState & UNDO_BAR_FULL_CAMERA) != 0; 13286118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang boolean deleteLast = (mUndoBarState & UNDO_BAR_DELETE_LAST) != 0; 13296118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((timeout && (touched || deleteLast)) || fullCamera) { 1330517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang hideUndoBar(); 1331517e1bd25305d4e82d101a8c06be0119dde2eab3Chih-Chung Chang } 13326b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 13336b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 13346118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // Returns true if the user can still undo the deletion of the last 13356118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // remaining picture in the album. We need to check this and delay making 13366118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // the camera preview full screen, otherwise the user won't have a chance to 13376118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang // undo it. 13386118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang private boolean canUndoLastPicture() { 13396118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if ((mUndoBarState & UNDO_BAR_SHOW) == 0) return false; 13406118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang return (mUndoBarState & UNDO_BAR_DELETE_LAST) != 0; 13416118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang } 13426118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang 1343b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1344b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Rendering 1345b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1346b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1347b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang @Override 1348b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang protected void render(GLCanvas canvas) { 13499f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Check if the camera preview occupies the full screen. 13509f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean full = !mFilmMode && mPictures.get(0).isCamera() 13519f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isCenter() 13529f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang && mPositionController.isAtMinimalScale(); 13539f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (full != mFullScreenCamera) { 13549f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mFullScreenCamera = full; 13559f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang mListener.onFullScreenChanged(full); 13566118af9ddad8acc050133154f8f60c842c7f9bfaChih-Chung Chang if (full) mHandler.sendEmptyMessage(MSG_UNDO_BAR_FULL_CAMERA); 13579f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 13589f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang 13599f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // Determine how many photos we need to draw in addition to the center 13609f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // one. 13619f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang int neighbors; 13629f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (mFullScreenCamera) { 13639f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 0; 13649f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 13659f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // In page mode, we draw only one previous/next photo. But if we are 13669f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang // doing capture animation, we want to draw all photos. 13679f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inPageMode = (mPositionController.getFilmRatio() == 0f); 13689f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang boolean inCaptureAnimation = 13699f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang ((mHolding & HOLD_CAPTURE_ANIMATION) != 0); 13709f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang if (inPageMode && !inCaptureAnimation) { 13719f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = 1; 13729f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } else { 13739f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang neighbors = SCREEN_NAIL_MAX; 13749f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 13759f44f35c211229bc0c5ca17823f5d7b6bb3583a1Chih-Chung Chang } 1376c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1377c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // Draw photos from back to front 1378c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang for (int i = neighbors; i >= -neighbors; i--) { 1379b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(i); 1380b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPictures.get(i).draw(canvas, r); 1381b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1382b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 13836b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mEdgeView); 13846b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang renderChild(canvas, mUndoBar); 13856b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1386b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.advanceAnimation(); 1387b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang checkFocusSwitching(); 1388ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang } 1389ec4125492f17130f65e49160a17bd437e01128a7Chih-Chung Chang 1390b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1391b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Film mode focus switching 1392b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1393f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1394b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in GL thread. 1395b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void checkFocusSwitching() { 1396b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!mFilmMode) return; 1397b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mHandler.hasMessages(MSG_SWITCH_FOCUS)) return; 1398b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (switchPosition() != 0) { 1399b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mHandler.sendEmptyMessage(MSG_SWITCH_FOCUS); 1400f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1401f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1402f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1403b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Runs in main thread. 1404b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchFocus() { 14052c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return; 1406b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switch (switchPosition()) { 1407b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case -1: 1408b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 1409b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1410b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang case 1: 1411b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 1412b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang break; 1413b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1414f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1415f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1416b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Returns -1 if we should switch focus to the previous picture, +1 if we 1417b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // should switch to the next, 0 otherwise. 1418b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private int switchPosition() { 1419b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect curr = mPositionController.getPosition(0); 1420b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int center = getWidth() / 2; 1421f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 14222c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (curr.left > center && mPrevBound < 0) { 1423b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect prev = mPositionController.getPosition(-1); 1424b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = curr.left - center; 1425b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int prevDist = center - prev.right; 1426b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (prevDist < currDist) { 1427b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return -1; 1428b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 14292c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (curr.right < center && mNextBound > 0) { 1430b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect next = mPositionController.getPosition(1); 1431b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int currDist = center - curr.right; 1432b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int nextDist = next.left - center; 1433b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (nextDist < currDist) { 1434b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 1; 1435b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1436b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1437f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1438b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return 0; 1439f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1440f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 144117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // Switch to the previous or next picture if the hit position is inside 144217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang // one of their boxes. This runs in main thread. 144317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang private void switchToHitPicture(int x, int y) { 144417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mPrevBound < 0) { 144517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(-1); 144617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.right >= x) { 144717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToPrevPicture(); 144817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 144917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 145017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 145117ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 145217ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (mNextBound > 0) { 145317ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang Rect r = mPositionController.getPosition(1); 145417ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang if (r.left <= x) { 145517ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang slideToNextPicture(); 145617ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang return; 145717ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 145817ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 145917ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang } 146017ffedda6e3ed57b38afbb775594cf30d83fc652Chih-Chung Chang 1461b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1462b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Page mode focus switching 1463b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // 1464b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // We slide image to the next one or the previous one in two cases: 1: If 1465b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // the user did a fling gesture with enough velocity. 2 If the user has 1466b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // moved the picture a lot. 1467b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1468f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1469b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean swipeImages(float velocityX, float velocityY) { 1470b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode) return false; 1471f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1472b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Avoid swiping images if we're possibly flinging to view the 1473b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // zoomed in picture vertically. 1474b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang PositionController controller = mPositionController; 1475b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang boolean isMinimal = controller.isAtMinimalScale(); 1476b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int edges = controller.getImageAtEdges(); 1477b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (!isMinimal && Math.abs(velocityY) > Math.abs(velocityX)) 1478b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if ((edges & PositionController.IMAGE_AT_TOP_EDGE) == 0 1479b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_BOTTOM_EDGE) == 0) 1480b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1481f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1482b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we are at the edge of the current photo and the sweeping velocity 1483b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // exceeds the threshold, slide to the next / previous image. 1484b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (velocityX < -SWIPE_THRESHOLD && (isMinimal 1485b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_RIGHT_EDGE) != 0)) { 1486b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1487b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (velocityX > SWIPE_THRESHOLD && (isMinimal 1488b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang || (edges & PositionController.IMAGE_AT_LEFT_EDGE) != 0)) { 1489b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1490f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1491f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1492b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1493b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1494b29a27f475a2c449abdda8d4e03d30914feed8c6Chih-Chung Chang 14952c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private void snapback() { 14966b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang if ((mHolding & ~HOLD_DELETE) != 0) return; 14972c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (!snapToNeighborImage()) { 14982c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.snapback(); 14992c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15002c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15012c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1502b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean snapToNeighborImage() { 1503b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (mFilmMode) return false; 1504f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1505b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang Rect r = mPositionController.getPosition(0); 1506b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int viewW = getWidth(); 1507b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang int threshold = MOVE_THRESHOLD + gapToSide(r.width(), viewW); 1508f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1509b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // If we have moved the picture a lot, switching. 1510b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang if (viewW - r.right > threshold) { 1511b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToNextPicture(); 1512b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } else if (r.left > threshold) { 1513b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return slideToPrevPicture(); 1514f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1515f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1516b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return false; 1517b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1518f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1519b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToNextPicture() { 15202c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 1521b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToNextImage(); 15222c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1523b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1524b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1525676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1526b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private boolean slideToPrevPicture() { 15272c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1528b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang switchToPrevImage(); 15292c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startHorizontalSlide(); 1530b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return true; 1531b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1532676170e619ad59ea97d04e0edcd62b1500304845Chih-Chung Chang 1533b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private static int gapToSide(int imageWidth, int viewWidth) { 1534b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang return Math.max(0, (viewWidth - imageWidth) / 2); 1535b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1536f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1537b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1538b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Focus switching 1539b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1540f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1541b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToNextImage() { 1542bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() + 1); 1543b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 154415b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1545b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang private void switchToPrevImage() { 1546bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(mModel.getCurrentIndex() - 1); 1547b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang } 1548cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1549160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang private void switchToFirstImage() { 1550bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mModel.moveTo(0); 1551160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang } 1552160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang 1553b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1554b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Opening Animation 1555b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1556b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1557b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang public void setOpenAnimationRect(Rect rect) { 1558b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang mPositionController.setOpenAnimationRect(rect); 1559cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 156015b351a22d02e89d882fc9fe32b3f4c512080e0aChih-Chung Chang 1561b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 15622c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang // Capture Animation 15632c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 15642c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 15652c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang public boolean switchWithCaptureAnimation(int offset) { 15662c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang GLRoot root = getGLRoot(); 156714ce29ab5608daaa3d0074cdfc9fc85988537ff2Bobby Georgescu if(root == null) return false; 15682c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.lockRenderThread(); 15692c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang try { 15702c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return switchWithCaptureAnimationLocked(offset); 15712c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } finally { 15722c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang root.unlockRenderThread(); 15732c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15742c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 15752c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 15762c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang private boolean switchWithCaptureAnimationLocked(int offset) { 15772c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mHolding != 0) return true; 15782c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (offset == 1) { 15792c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mNextBound <= 0) return false; 158061f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang // Temporary disable action bar until the capture animation is done. 158161f94714c3702115d2f89bb5f8829697be0c3680Chih-Chung Chang if (!mFilmMode) mListener.onActionBarAllowed(false); 15822c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang switchToNextImage(); 15832c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(-1); 15842c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else if (offset == -1) { 15852c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang if (mPrevBound >= 0) return false; 1586c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mFilmMode) setFilmMode(false); 1587c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1588c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // If we are too far away from the first image (so that we don't 1589c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // have all the ScreenNails in-between), we go directly without 1590c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang // animation. 1591c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang if (mModel.getCurrentIndex() > SCREEN_NAIL_MAX) { 1592c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang switchToFirstImage(); 159342e1fed4edd9ed1e326aab2f7969242c56812952Chih-Chung Chang mPositionController.skipToFinalPosition(); 1594c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang return true; 1595c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang } 1596c4791b7721a8417be5be33a67c8ade6e82b03a2cChih-Chung Chang 1597160e6d776daab93610b3d12413ad9ff2dd867d8bChih-Chung Chang switchToFirstImage(); 15982c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mPositionController.startCaptureAnimationSlide(1); 15992c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } else { 16002c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return false; 16012c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16022c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding |= HOLD_CAPTURE_ANIMATION; 1603bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang Message m = mHandler.obtainMessage(MSG_CAPTURE_ANIMATION_DONE, offset, 0); 1604f5ce6aeba448f418c99736465f7a02dacd7715bbChih-Chung Chang mHandler.sendMessageDelayed(m, PositionController.CAPTURE_ANIMATION_TIME); 16052c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang return true; 16062c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16072c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 1608bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang private void captureAnimationDone(int offset) { 16092c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang mHolding &= ~HOLD_CAPTURE_ANIMATION; 1610e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang if (offset == 1 && !mFilmMode) { 1611e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang // Now the capture animation is done, enable the action bar. 1612e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarAllowed(true); 1613e6251df06f0b3c8f556043f8b725b4b19be7474dChih-Chung Chang mListener.onActionBarWanted(); 1614bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 16152c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang snapback(); 16162c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang } 16172c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang 16182c6173822a612597c79be41b126367ddfbb5d518Chih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1619b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Card deck effect calculation 1620b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1621b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang 1622cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Returns the scrolling progress value for an object moving out of a 1623cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // view. The progress value measures how much the object has moving out of 1624cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the view. The object currently displays in [left, right), and the view is 1625cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // at [0, viewWidth]. 1626cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // 1627cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // The returned value is negative when the object is moving right, and 1628cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // positive when the object is moving left. The value goes to -1 or 1 when 1629cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // the object just moves out of the view completely. The value is 0 if the 1630cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object currently fills the view. 1631cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static float calculateMoveOutProgress(int left, int right, 1632cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int viewWidth) { 1633cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // w = object width 1634cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // viewWidth = view width 1635cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang int w = right - left; 1636cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1637cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is smaller than the view width, 1638cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |....view....| 1639cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = -1 when left = viewWidth 1640bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang // |<-->| progress = 0 when left = viewWidth / 2 - w / 2 1641cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<-->| progress = 1 when left = -w 1642cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (w < viewWidth) { 1643bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang int zx = viewWidth / 2 - w / 2; 1644bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang if (left > zx) { 1645bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return -(left - zx) / (float) (viewWidth - zx); // progress = (0, -1] 1646bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } else { 1647bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang return (left - zx) / (float) (-w - zx); // progress = [0, 1] 1648bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang } 1649cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1650cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1651cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // If the object width is larger than the view width, 1652cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |..view..| 1653cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = -1 when left = viewWidth 1654cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 0 between left = 0 1655cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| and right = viewWidth 1656cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // |<--------->| progress = 1 when right = 0 1657cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (left > 0) { 1658cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return -left / (float) viewWidth; 1659cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1660cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1661cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang if (right < viewWidth) { 1662cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (viewWidth - right) / (float) viewWidth; 1663cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1664cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1665cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return 0; 1666cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1667cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1668cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the alpha factor in the fading 1669cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1670cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollAlpha(float scrollProgress) { 1671cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scrollProgress < 0 ? mAlphaInterpolator.getInterpolation( 1672cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1 - Math.abs(scrollProgress)) : 1.0f; 1673cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1674cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1675cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // Maps a scrolling progress value to the scaling factor in the fading 1676cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // animation. 1677cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float getScrollScale(float scrollProgress) { 1678cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float interpolatedProgress = mScaleInterpolator.getInterpolation( 1679cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang Math.abs(scrollProgress)); 1680cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang float scale = (1 - interpolatedProgress) + 1681cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang interpolatedProgress * TRANSITION_SCALE_FACTOR; 1682cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return scale; 1683cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1684cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1685cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1686cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // This interpolator emulates the rate at which the perceived scale of an 1687cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // object changes as its distance from a camera increases. When this 1688cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // interpolator is applied to a scale animation on a view, it evokes the 1689cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang // sense that the object is shrinking due to moving away from the camera. 1690cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private static class ZInterpolator { 1691cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang private float focalLength; 1692cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1693cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public ZInterpolator(float foc) { 1694cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang focalLength = foc; 1695cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang } 1696cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang 1697cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang public float getInterpolation(float input) { 1698cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang return (1.0f - focalLength / (focalLength + input)) / 1699cb4fb7c19f20405fb5e08513e6297dffce824118Chih-Chung Chang (1.0f - focalLength / (focalLength + 1.0f)); 1700f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1701f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1702f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1703ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // Returns an interpolated value for the page/film transition. 1704ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 0, the result is from. 1705ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang // When ratio = 1, the result is to. 1706ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang private static float interpolate(float ratio, float from, float to) { 1707ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang return from + (to - from) * ratio * ratio; 1708ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang } 1709ba12eae90b5b1a80ee002aa0df8c5c5189c4faa3Chih-Chung Chang 17106b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // Returns the alpha factor in film mode if a picture is not in the center. 17116b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang // The 0.03 lower bound is to make the item always visible a bit. 17126b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang private float getOffsetAlpha(float offset) { 17136b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang offset /= 0.5f; 17146b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang float alpha = (offset > 0) ? (1 - offset) : (1 + offset); 17156b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang return Utils.clamp(alpha, 0.03f, 1f); 17166b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang } 17176b891c6a3739f8c49d42f9db6fc76cb92c7c5f25Chih-Chung Chang 1718b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1719b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang // Simple public utilities 1720b7ec5534c7b539be2397c27cfa5e8b992974c12dChih-Chung Chang //////////////////////////////////////////////////////////////////////////// 1721f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin 1722bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang public void setListener(Listener listener) { 1723bd141b5a51c96f6fcaddfa547f0928ce69cf0755Chih-Chung Chang mListener = listener; 1724f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin } 1725616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1726616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public Rect getPhotoRect(int index) { 1727616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return mPositionController.getPosition(index); 1728616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1729616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1730616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin public PhotoFallbackEffect buildFallbackEffect(GLView root, GLCanvas canvas) { 1731616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect location = new Rect(); 1732616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Utils.assertTrue(root.getBoundsOf(this, location)); 1733616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1734616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect fullRect = bounds(); 1735616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin PhotoFallbackEffect effect = new PhotoFallbackEffect(); 1736616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin for (int i = -SCREEN_NAIL_MAX; i <= SCREEN_NAIL_MAX; ++i) { 1737616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin MediaItem item = mModel.getMediaItem(i); 1738616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (item == null) continue; 1739616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin ScreenNail sc = mModel.getScreenNail(i); 174049affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin if (!(sc instanceof BitmapScreenNail) 174149affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin || ((BitmapScreenNail) sc).isShowingPlaceholder()) continue; 174249affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin 174349affdc4e274098a34e4eb2dbe4a89a750f1ba7fOwen Lin // Now, sc is BitmapScreenNail and is not showing placeholder 1744616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin Rect rect = new Rect(getPhotoRect(i)); 1745616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin if (!Rect.intersects(fullRect, rect)) continue; 1746616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin rect.offset(location.left, location.top); 1747616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin 1748616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin RawTexture texture = new RawTexture(sc.getWidth(), sc.getHeight(), true); 1749616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin canvas.beginRenderTarget(texture); 1750616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin sc.draw(canvas, 0, 0, sc.getWidth(), sc.getHeight()); 1751616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin canvas.endRenderTarget(); 1752616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin effect.addEntry(item.getPath(), rect, texture); 1753616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1754616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin return effect; 1755616a70fdb4473d2fbd7b70772a3a82b908aeae1eOwen Lin } 1756f9a0a4306d589b4a4e20554fed512a603426bfa1Owen Lin} 1757