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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:49 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:49 -0800 |
commit | becfb351a5bc43050128f44eb1bcfbcc0c6dcb7a (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /src/com/android/camera/ViewImage.java | |
parent | a6aa03f5bd2270bcc52ba1899c22d881955e8e7e (diff) | |
download | LegacyCamera-becfb351a5bc43050128f44eb1bcfbcc0c6dcb7a.zip LegacyCamera-becfb351a5bc43050128f44eb1bcfbcc0c6dcb7a.tar.gz LegacyCamera-becfb351a5bc43050128f44eb1bcfbcc0c6dcb7a.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'src/com/android/camera/ViewImage.java')
-rw-r--r-- | src/com/android/camera/ViewImage.java | 1643 |
1 files changed, 0 insertions, 1643 deletions
diff --git a/src/com/android/camera/ViewImage.java b/src/com/android/camera/ViewImage.java deleted file mode 100644 index ad27ae3..0000000 --- a/src/com/android/camera/ViewImage.java +++ /dev/null @@ -1,1643 +0,0 @@ -/* - * Copyright (C) 2007 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.camera; - -import java.util.Random; - -import android.app.Activity; -import android.content.Context; -import android.content.Intent; -import android.content.SharedPreferences; -import android.content.pm.ActivityInfo; -import android.graphics.Bitmap; -import android.graphics.Matrix; -import android.net.Uri; -import android.os.Bundle; -import android.os.Handler; -import android.os.Message; -import android.preference.PreferenceManager; -import android.provider.MediaStore; -import android.util.AttributeSet; -import android.util.Config; -import android.util.Log; -import android.view.GestureDetector; -import android.view.KeyEvent; -import android.view.Menu; -import android.view.MenuItem; -import android.view.MotionEvent; -import android.view.View; -import android.view.Window; -import android.view.WindowManager; -import android.view.animation.AlphaAnimation; -import android.view.animation.Animation; -import android.view.animation.AnimationUtils; -import android.widget.LinearLayout; -import android.widget.Scroller; -import android.widget.Toast; -import android.widget.ZoomRingController; - -import com.android.camera.ImageManager.IImage; - -public class ViewImage extends Activity implements View.OnClickListener -{ - static final String TAG = "ViewImage"; - private ImageGetter mGetter; - - static final boolean sSlideShowHidesStatusBar = true; - - // Choices for what adjacents to load. - static private final int[] sOrder_adjacents = new int[] { 0, 1, -1 }; - static private final int[] sOrder_slideshow = new int[] { 0 }; - - Handler mHandler = new Handler() { - @Override - public void handleMessage(Message msg) { - } - }; - - private Random mRandom = new Random(System.currentTimeMillis()); - private int [] mShuffleOrder; - private boolean mUseShuffleOrder = false; - private boolean mSlideShowLoop = false; - - private static final int MODE_NORMAL = 1; - private static final int MODE_SLIDESHOW = 2; - private int mMode = MODE_NORMAL; - private boolean mFullScreenInNormalMode; - private boolean mShowActionIcons; - private View mActionIconPanel; - private View mShutterButton; - - private boolean mSortAscending = false; - private int mSlideShowInterval; - private int mLastSlideShowImage; - private boolean mFirst = true; - private int mCurrentPosition = 0; - private boolean mLayoutComplete = false; - - // represents which style animation to use - private int mAnimationIndex; - private Animation [] mSlideShowInAnimation; - private Animation [] mSlideShowOutAnimation; - - private SharedPreferences mPrefs; - - private View mNextImageView, mPrevImageView; - private Animation mHideNextImageViewAnimation = new AlphaAnimation(1F, 0F); - private Animation mHidePrevImageViewAnimation = new AlphaAnimation(1F, 0F); - private Animation mShowNextImageViewAnimation = new AlphaAnimation(0F, 1F); - private Animation mShowPrevImageViewAnimation = new AlphaAnimation(0F, 1F); - - - static final int sPadding = 20; - static final int sHysteresis = sPadding * 2; - static final int sBaseScrollDuration = 1000; // ms - - private ImageManager.IImageList mAllImages; - - private int mSlideShowImageCurrent = 0; - private ImageViewTouch [] mSlideShowImageViews = new ImageViewTouch[2]; - - - // Array of image views. The center view is the one the user is focused - // on. The one at the zeroth position and the second position reflect - // the images to the left/right of the center image. - private ImageViewTouch[] mImageViews = new ImageViewTouch[3]; - - // Container for the three image views. This guy can be "scrolled" - // to reveal the image prior to and after the center image. - private ScrollHandler mScroller; - - private MenuHelper.MenuItemsResult mImageMenuRunnable; - - private Runnable mDismissOnScreenControlsRunnable; - private boolean mCameraReviewMode; - - public ViewImage() { - } - - private void updateNextPrevControls() { - boolean showPrev = mCurrentPosition > 0; - boolean showNext = mCurrentPosition < mAllImages.getCount() - 1; - - boolean prevIsVisible = mPrevImageView.getVisibility() == View.VISIBLE; - boolean nextIsVisible = mNextImageView.getVisibility() == View.VISIBLE; - - if (showPrev && !prevIsVisible) { - Animation a = mShowPrevImageViewAnimation; - a.setDuration(500); - a.startNow(); - mPrevImageView.setAnimation(a); - mPrevImageView.setVisibility(View.VISIBLE); - } else if (!showPrev && prevIsVisible) { - Animation a = mHidePrevImageViewAnimation; - a.setDuration(500); - a.startNow(); - mPrevImageView.setAnimation(a); - mPrevImageView.setVisibility(View.GONE); - } - - if (showNext && !nextIsVisible) { - Animation a = mShowNextImageViewAnimation; - a.setDuration(500); - a.startNow(); - mNextImageView.setAnimation(a); - mNextImageView.setVisibility(View.VISIBLE); - } else if (!showNext && nextIsVisible) { - Animation a = mHideNextImageViewAnimation; - a.setDuration(500); - a.startNow(); - mNextImageView.setAnimation(a); - mNextImageView.setVisibility(View.GONE); - } - } - - private void showOnScreenControls() { - updateNextPrevControls(); - scheduleDismissOnScreenControls(); - } - - @Override - public boolean dispatchTouchEvent(MotionEvent m) { - boolean sup = super.dispatchTouchEvent(m); - if (sup == false) { - if (mMode == MODE_SLIDESHOW) { - mSlideShowImageViews[mSlideShowImageCurrent].handleTouchEvent(m); - } else if (mMode == MODE_NORMAL){ - mImageViews[1].handleTouchEvent(m); - } - return true; - } - return true; - } - - private void scheduleDismissOnScreenControls() { - mHandler.removeCallbacks(mDismissOnScreenControlsRunnable); - mHandler.postDelayed(mDismissOnScreenControlsRunnable, 1500); - } - - public void setupDismissOnScreenControlRunnable() { - mDismissOnScreenControlsRunnable = new Runnable() { - public void run() { - if (!mShowActionIcons) { - if (mNextImageView.getVisibility() == View.VISIBLE) { - Animation a = mHideNextImageViewAnimation; - a.setDuration(500); - a.startNow(); - mNextImageView.setAnimation(a); - mNextImageView.setVisibility(View.INVISIBLE); - } - - if (mPrevImageView.getVisibility() == View.VISIBLE) { - Animation a = mHidePrevImageViewAnimation; - a.setDuration(500); - a.startNow(); - mPrevImageView.setAnimation(a); - mPrevImageView.setVisibility(View.INVISIBLE); - } - } - } - }; - } - - private boolean isPickIntent() { - String action = getIntent().getAction(); - return (Intent.ACTION_PICK.equals(action) || Intent.ACTION_GET_CONTENT.equals(action)); - } - - private static final boolean sUseBounce = false; - private static final boolean sAnimateTransitions = false; - - static public class ImageViewTouch extends ImageViewTouchBase { - private ViewImage mViewImage; - private boolean mEnableTrackballScroll; - private GestureDetector mGestureDetector; - - private static int TOUCH_AREA_WIDTH = 60; - - // Returns current scale step (numbered from 0 to 10). - private int getCurrentStep() { - float s = getScale(); - float b = sScaleRate; - int step = (int)Math.round(Math.log(s) / Math.log(b)); - return Math.max(0, Math.min(10, step)); - } - - // Returns the max scale step this image can use. - private int getMaxStep() { - float s = maxZoom(); - float b = sScaleRate; - int step = (int)Math.ceil(Math.log(s) / Math.log(b)); - return Math.max(0, Math.min(10, step)); - } - - // The setup we use here is to have 12 steps (only 0 to 10 are used), - // each separated by angle PI/6. We allow clockwise rotation (zoom-in) - // from the beginning position only. So we set counter clockwise bound - // to 0 and set clockwise bound to (2 - N/6) * PI. (clockwise angle - // is negative, and we need to mod 2*PI for the API to work.) - private void setZoomRingBounds() { - int max_step = getMaxStep(); - float max_angle = (2 - max_step / 6F) * (float)Math.PI; - mZoomRingController.setResetThumbAutomatically(false); - mZoomRingController.setThumbClockwiseBound(max_angle); - mZoomRingController.setThumbCounterclockwiseBound(0); - } - - // The zoom ring is set to visible by a double tap. - private ZoomRingController mZoomRingController; - private ZoomRingController.OnZoomListener mZoomListener = - new ZoomRingController.OnZoomListener() { - public void onCenter(int x, int y) { - } - - public void onBeginPan() { - } - - public boolean onPan(int deltaX, int deltaY) { - postTranslate(-deltaX, -deltaY, sUseBounce); - ImageViewTouch.this.center(true, true, false); - return true; - } - - public void onEndPan() { - } - - // The clockwise angle is negative, so we need to mod 2*PI - private float stepToAngle(int step) { - float angle = step * (float)Math.PI / 6; - angle = (float)Math.PI * 2 - angle; - return angle; - } - - private int angleToStep(double angle) { - angle = Math.PI * 2 - angle; - int step = (int)Math.round(angle / (Math.PI / 6)); - return step; - } - - public void onVisibilityChanged(boolean visible) { - if (visible) { - int step = getCurrentStep(); - float angle = stepToAngle(step); - mZoomRingController.setThumbAngle(angle); - } - } - - public void onBeginDrag() { - setZoomRingBounds(); - } - - public void onEndDrag() { - } - - public boolean onDragZoom(int deltaZoomLevel, int centerX, - int centerY, float startAngle, float curAngle) { - setZoomRingBounds(); - int deltaStep = angleToStep(curAngle) - getCurrentStep(); - if ((deltaZoomLevel > 0) && (deltaStep < 0)) return false; - if ((deltaZoomLevel < 0) && (deltaStep > 0)) return false; - if ((deltaZoomLevel == 0) || (deltaStep == 0)) return false; - - float oldScale = getScale(); - - // First move centerX/centerY to the center of the view. - int deltaX = getWidth() / 2 - centerX; - int deltaY = getHeight() / 2 - centerY; - panBy(deltaX, deltaY); - - // Do zoom in/out. - while (deltaStep > 0) { - zoomIn(); - deltaStep--; - } - while (deltaStep < 0) { - zoomOut(); - deltaStep++; - } - - // Reverse the first centering. - panBy(-deltaX, -deltaY); - - // Return true if the zoom succeeds. - return (oldScale != getScale()); - } - - public void onSimpleZoom(boolean zoomIn) { - if (zoomIn) zoomIn(); - else zoomOut(); - } - }; - - public ImageViewTouch(Context context) { - super(context); - setup(context); - } - - public ImageViewTouch(Context context, AttributeSet attrs) { - super(context, attrs); - setup(context); - } - - private void setup(Context context) { - mViewImage = (ViewImage) context; - mZoomRingController = new ZoomRingController(context, this); - mZoomRingController.setCallback(mZoomListener); - mGestureDetector = new GestureDetector(new MyGestureListener()); - mGestureDetector.setOnDoubleTapListener(new MyDoubleTapListener()); - } - - public void setEnableTrackballScroll(boolean enable) { - mEnableTrackballScroll = enable; - } - - protected void postTranslate(float dx, float dy, boolean bounceOK) { - super.postTranslate(dx, dy); - if (dx != 0F || dy != 0F) - mViewImage.showOnScreenControls(); - - if (!sUseBounce) { - center(true, false, false); - } - } - - protected ScrollHandler scrollHandler() { - return mViewImage.mScroller; - } - - public boolean handleTouchEvent(MotionEvent m) { - return mGestureDetector.onTouchEvent(m); - } - - private class MyGestureListener extends GestureDetector.SimpleOnGestureListener { - public boolean onScroll(MotionEvent e1, MotionEvent e2, - float distanceX, float distanceY) { - if (getScale() > 1F) { - postTranslate(-distanceX, -distanceY, sUseBounce); - ImageViewTouch.this.center(true, true, false); - } - return true; - } - } - - private class MyDoubleTapListener implements GestureDetector.OnDoubleTapListener { - // On single tap, we show the arrows. We also change to the - // prev/next image if the user taps on the left/right region. - public boolean onSingleTapConfirmed(MotionEvent e) { - ViewImage viewImage = mViewImage; - - int viewWidth = getWidth(); - int x = (int) e.getX(); - int y = (int) e.getY(); - if (x < TOUCH_AREA_WIDTH) { - viewImage.moveNextOrPrevious(-1); - } else if (x > viewWidth - TOUCH_AREA_WIDTH) { - viewImage.moveNextOrPrevious(1); - } - - viewImage.setMode(MODE_NORMAL); - viewImage.showOnScreenControls(); - - return true; - } - - // On double tap, we show the zoom ring control. - public boolean onDoubleTapEvent(MotionEvent e) { - mViewImage.setMode(MODE_NORMAL); - mZoomRingController.setVisible(true); - return true; - } - } - - @Override - public boolean onKeyDown(int keyCode, KeyEvent event) - { - // Don't respond to arrow keys if trackball scrolling is not enabled - if (!mEnableTrackballScroll) { - if ((keyCode >= KeyEvent.KEYCODE_DPAD_UP) - && (keyCode <= KeyEvent.KEYCODE_DPAD_RIGHT)) { - return super.onKeyDown(keyCode, event); - } - } - - int current = mViewImage.mCurrentPosition; - - int nextImagePos = -2; // default no next image - try { - switch (keyCode) { - case KeyEvent.KEYCODE_DPAD_CENTER: { - if (mViewImage.isPickIntent()) { - ImageManager.IImage img = mViewImage.mAllImages.getImageAt(mViewImage.mCurrentPosition); - mViewImage.setResult(RESULT_OK, - new Intent().setData(img.fullSizeImageUri())); - mViewImage.finish(); - } - break; - } - case KeyEvent.KEYCODE_DPAD_LEFT: { - panBy(sPanRate, 0); - int maxOffset = (current == 0) ? 0 : sHysteresis; - if (getScale() <= 1F || isShiftedToNextImage(true, maxOffset)) { - nextImagePos = current - 1; - } else { - center(true, false, true); - } - return true; - } - case KeyEvent.KEYCODE_DPAD_RIGHT: { - panBy(-sPanRate, 0); - int maxOffset = (current == mViewImage.mAllImages.getCount()-1) ? 0 : sHysteresis; - if (getScale() <= 1F || isShiftedToNextImage(false, maxOffset)) { - nextImagePos = current + 1; - } else { - center(true, false, true); - } - return true; - } - case KeyEvent.KEYCODE_DPAD_UP: { - panBy(0, sPanRate); - center(true, false, false); - return true; - } - case KeyEvent.KEYCODE_DPAD_DOWN: { - panBy(0, -sPanRate); - center(true, false, false); - return true; - } - case KeyEvent.KEYCODE_DEL: - MenuHelper.deletePhoto(mViewImage, mViewImage.mDeletePhotoRunnable); - break; - } - } finally { - if (nextImagePos >= 0 && nextImagePos < mViewImage.mAllImages.getCount()) { - synchronized (mViewImage) { - mViewImage.setMode(MODE_NORMAL); - mViewImage.setImage(nextImagePos); - } - } else if (nextImagePos != -2) { - center(true, true, false); - } - } - - return super.onKeyDown(keyCode, event); - } - - protected boolean isShiftedToNextImage(boolean left, int maxOffset) { - boolean retval; - Bitmap bitmap = mBitmapDisplayed; - Matrix m = getImageViewMatrix(); - if (left) { - float [] t1 = new float[] { 0, 0 }; - m.mapPoints(t1); - retval = t1[0] > maxOffset; - } else { - int width = bitmap != null ? bitmap.getWidth() : getWidth(); - float [] t1 = new float[] { width, 0 }; - m.mapPoints(t1); - retval = t1[0] + maxOffset < getWidth(); - } - return retval; - } - - protected void scrollX(int deltaX) { - scrollHandler().scrollBy(deltaX, 0); - } - - protected int getScrollOffset() { - return scrollHandler().getScrollX(); - } - - @Override - protected void onDetachedFromWindow() { - mZoomRingController.setVisible(false); - } - - } - - static class ScrollHandler extends LinearLayout { - private Runnable mFirstLayoutCompletedCallback = null; - private Scroller mScrollerHelper; - private int mWidth = -1; - - public ScrollHandler(Context context) { - super(context); - mScrollerHelper = new Scroller(context); - } - - public ScrollHandler(Context context, AttributeSet attrs) { - super(context, attrs); - mScrollerHelper = new Scroller(context); - } - - public void setLayoutCompletedCallback(Runnable r) { - mFirstLayoutCompletedCallback = r; - } - - public void startScrollTo(int newX, int newY) { - int oldX = getScrollX(); - int oldY = getScrollY(); - - int deltaX = newX - oldX; - int deltaY = newY - oldY; - - if (mWidth == -1) { - mWidth = findViewById(R.id.image2).getWidth(); - } - int viewWidth = mWidth; - - int duration = viewWidth > 0 - ? sBaseScrollDuration * Math.abs(deltaX) / viewWidth - : 0; - mScrollerHelper.startScroll(oldX, oldY, deltaX, deltaY, duration); - invalidate(); - } - - @Override - public void computeScroll() { - if (mScrollerHelper.computeScrollOffset()) { - scrollTo(mScrollerHelper.getCurrX(), mScrollerHelper.getCurrY()); - postInvalidate(); // So we draw again - } - } - - @Override - protected void onLayout(boolean changed, int left, int top, int right, int bottom) { - int width = right - left; - int x = 0; - for (View v : new View[] { - findViewById(R.id.image1), - findViewById(R.id.image2), - findViewById(R.id.image3) }) { - v.layout(x, 0, x + width, bottom); - x += (width + sPadding); - } - - findViewById(R.id.padding1).layout(width, 0, width + sPadding, bottom); - findViewById(R.id.padding2).layout(width+sPadding+width, 0, width+sPadding+width+sPadding, bottom); - - if (changed) { - if (mFirstLayoutCompletedCallback != null) { - mFirstLayoutCompletedCallback.run(); - } - } - } - } - - private void animateScrollTo(int xNew, int yNew) { - mScroller.startScrollTo(xNew, yNew); - } - - @Override - public boolean onCreateOptionsMenu(Menu menu) - { - super.onCreateOptionsMenu(menu); - - if (! mCameraReviewMode) { - MenuItem item = menu.add(Menu.CATEGORY_SECONDARY, 203, 0, R.string.slide_show); - item.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() { - public boolean onMenuItemClick(MenuItem item) { - setMode(MODE_SLIDESHOW); - mLastSlideShowImage = mCurrentPosition; - loadNextImage(mCurrentPosition, 0, true); - return true; - } - }); - item.setIcon(android.R.drawable.ic_menu_slideshow); - } - - final SelectedImageGetter selectedImageGetter = new SelectedImageGetter() { - public ImageManager.IImage getCurrentImage() { - return mAllImages.getImageAt(mCurrentPosition); - } - - public Uri getCurrentImageUri() { - return mAllImages.getImageAt(mCurrentPosition).fullSizeImageUri(); - } - }; - - mImageMenuRunnable = MenuHelper.addImageMenuItems( - menu, - MenuHelper.INCLUDE_ALL, - true, - ViewImage.this, - mHandler, - mDeletePhotoRunnable, - new MenuHelper.MenuInvoker() { - public void run(MenuHelper.MenuCallback cb) { - setMode(MODE_NORMAL); - cb.run(selectedImageGetter.getCurrentImageUri(), selectedImageGetter.getCurrentImage()); - for (ImageViewTouchBase iv: mImageViews) { - iv.recycleBitmaps(); - iv.setImageBitmap(null, true); - } - setImage(mCurrentPosition); - } - }); - - if (true) { - MenuItem item = menu.add(Menu.CATEGORY_SECONDARY, 203, 1000, R.string.camerasettings); - item.setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() { - public boolean onMenuItemClick(MenuItem item) { - Intent preferences = new Intent(); - preferences.setClass(ViewImage.this, GallerySettings.class); - startActivity(preferences); - return true; - } - }); - item.setAlphabeticShortcut('p'); - item.setIcon(android.R.drawable.ic_menu_preferences); - } - - // Hidden menu just so the shortcut will bring up the zoom controls - menu.add(Menu.CATEGORY_SECONDARY, 203, 0, R.string.camerasettings) // the string resource is a placeholder - .setOnMenuItemClickListener(new MenuItem.OnMenuItemClickListener() { - public boolean onMenuItemClick(MenuItem item) { - showOnScreenControls(); - return true; - } - }) - .setAlphabeticShortcut('z') - .setVisible(false); - - - return true; - } - - protected Runnable mDeletePhotoRunnable = new Runnable() { - public void run() { - mAllImages.removeImageAt(mCurrentPosition); - if (mAllImages.getCount() == 0) { - finish(); - } else { - if (mCurrentPosition == mAllImages.getCount()) { - mCurrentPosition -= 1; - } - } - for (ImageViewTouchBase iv: mImageViews) { - iv.setImageBitmapResetBase(null, true, true); - } - setImage(mCurrentPosition); - } - }; - - @Override - public boolean onPrepareOptionsMenu(Menu menu) - { - super.onPrepareOptionsMenu(menu); - setMode(MODE_NORMAL); - - if (mImageMenuRunnable != null) { - mImageMenuRunnable.gettingReadyToOpen(menu, mAllImages.getImageAt(mCurrentPosition)); - } - - menu.findItem(MenuHelper.MENU_IMAGE_SHARE).setEnabled(isCurrentImageShareable()); - - return true; - } - - private boolean isCurrentImageShareable() { - IImage image = mAllImages.getImageAt(mCurrentPosition); - if (image != null){ - Uri uri = image.fullSizeImageUri(); - String fullUri = uri.toString(); - return fullUri.startsWith(MediaStore.Images.Media.INTERNAL_CONTENT_URI.toString()) || - fullUri.startsWith(MediaStore.Images.Media.EXTERNAL_CONTENT_URI.toString()); - } - return true; - } - - @Override - public void onConfigurationChanged(android.content.res.Configuration newConfig) { - super.onConfigurationChanged(newConfig); - if (newConfig.orientation != getResources().getConfiguration().orientation) { - for (ImageViewTouchBase iv: mImageViews) { - iv.setImageBitmapResetBase(null, false, true); - } - MenuHelper.requestOrientation(this, mPrefs); - } - } - - @Override - public boolean onMenuItemSelected(int featureId, MenuItem item) { - boolean b = super.onMenuItemSelected(featureId, item); - if (mImageMenuRunnable != null) - mImageMenuRunnable.aboutToCall(item, mAllImages.getImageAt(mCurrentPosition)); - return b; - } - - /* - * Here's the loading strategy. For any given image, load the thumbnail - * into memory and post a callback to display the resulting bitmap. - * - * Then proceed to load the full image bitmap. Three things can - * happen at this point: - * - * 1. the image fails to load because the UI thread decided - * to move on to a different image. This "cancellation" happens - * by virtue of the UI thread closing the stream containing the - * image being decoded. BitmapFactory.decodeStream returns null - * in this case. - * - * 2. the image loaded successfully. At that point we post - * a callback to the UI thread to actually show the bitmap. - * - * 3. when the post runs it checks to see if the image that was - * loaded is still the one we want. The UI may have moved on - * to some other image and if so we just drop the newly loaded - * bitmap on the floor. - */ - - interface ImageGetterCallback { - public void imageLoaded(int pos, int offset, Bitmap bitmap, boolean isThumb); - public boolean wantsThumbnail(int pos, int offset); - public boolean wantsFullImage(int pos, int offset); - public int fullImageSizeToUse(int pos, int offset); - public void completed(boolean wasCanceled); - public int [] loadOrder(); - } - - class ImageGetter { - // The thread which does the work. - private Thread mGetterThread; - - // The base position that's being retrieved. The actual images retrieved - // are this base plus each of the offets. - private int mCurrentPosition = -1; - - // The callback to invoke for each image. - private ImageGetterCallback mCB; - - // This is the loader cancelable that gets set while we're loading an image. - // If we change position we can cancel the current load using this. - private ImageManager.IGetBitmap_cancelable mLoad; - - // True if we're canceling the current load. - private boolean mCancelCurrent = false; - - // True when the therad should exit. - private boolean mDone = false; - - // True when the loader thread is waiting for work. - private boolean mReady = false; - - private void cancelCurrent() { - synchronized (this) { - if (!mReady) { - mCancelCurrent = true; - ImageManager.IGetBitmap_cancelable load = mLoad; - if (load != null) { - if (Config.LOGV) - Log.v(TAG, "canceling load object"); - load.cancel(); - } - mCancelCurrent = false; - } - } - } - - public ImageGetter() { - mGetterThread = new Thread(new Runnable() { - - private Runnable callback(final int position, final int offset, final boolean isThumb, final Bitmap bitmap) { - return new Runnable() { - public void run() { - // check for inflight callbacks that aren't applicable any longer - // before delivering them - if (!isCanceled() && position == mCurrentPosition) { - mCB.imageLoaded(position, offset, bitmap, isThumb); - } else { - if (bitmap != null) - bitmap.recycle(); - } - } - }; - } - - private Runnable completedCallback(final boolean wasCanceled) { - return new Runnable() { - public void run() { - mCB.completed(wasCanceled); - } - }; - } - - public void run() { - int lastPosition = -1; - while (!mDone) { - synchronized (ImageGetter.this) { - mReady = true; - ImageGetter.this.notify(); - - if (mCurrentPosition == -1 || lastPosition == mCurrentPosition) { - try { - ImageGetter.this.wait(); - } catch (InterruptedException ex) { - continue; - } - } - - lastPosition = mCurrentPosition; - mReady = false; - } - - if (lastPosition != -1) { - int imageCount = mAllImages.getCount(); - - int [] order = mCB.loadOrder(); - for (int i = 0; i < order.length; i++) { - int offset = order[i]; - int imageNumber = lastPosition + offset; - if (imageNumber >= 0 && imageNumber < imageCount) { - ImageManager.IImage image = mAllImages.getImageAt(lastPosition + offset); - if (image == null || isCanceled()) { - break; - } - if (mCB.wantsThumbnail(lastPosition, offset)) { - if (Config.LOGV) - Log.v(TAG, "starting THUMBNAIL load at offset " + offset); - Bitmap b = image.thumbBitmap(); - mHandler.post(callback(lastPosition, offset, true, b)); - } - } - } - - for (int i = 0; i < order.length; i++) { - int offset = order[i]; - int imageNumber = lastPosition + offset; - if (imageNumber >= 0 && imageNumber < imageCount) { - ImageManager.IImage image = mAllImages.getImageAt(lastPosition + offset); - if (mCB.wantsFullImage(lastPosition, offset)) { - if (Config.LOGV) - Log.v(TAG, "starting FULL IMAGE load at offset " + offset); - int sizeToUse = mCB.fullImageSizeToUse(lastPosition, offset); - if (image != null && !isCanceled()) { - mLoad = image.fullSizeBitmap_cancelable(sizeToUse); - } - if (mLoad != null) { - long t1; - if (Config.LOGV) t1 = System.currentTimeMillis(); - - Bitmap b = null; - try { - b = mLoad.get(); - } catch (OutOfMemoryError e) { - Log.e(TAG, "couldn't load full size bitmap for " + ""); - } - if (Config.LOGV && b != null) { - long t2 = System.currentTimeMillis(); - Log.v(TAG, "loading full image for " + image.fullSizeImageUri() - + " with requested size " + sizeToUse - + " took " + (t2-t1) - + " and returned a bitmap with size " - + b.getWidth() + " / " + b.getHeight()); - } - - mLoad = null; - if (b != null) { - if (isCanceled()) { - b.recycle(); - } else { - mHandler.post(callback(lastPosition, offset, false, b)); - } - } - } - } - } - } - mHandler.post(completedCallback(isCanceled())); - } - } - } - }); - mGetterThread.setName("ImageGettter"); - mGetterThread.start(); - } - - private boolean isCanceled() { - synchronized (this) { - return mCancelCurrent; - } - } - - public void setPosition(int position, ImageGetterCallback cb) { - synchronized (this) { - if (!mReady) { - try { - mCancelCurrent = true; - ImageManager.IGetBitmap_cancelable load = mLoad; - if (load != null) { - load.cancel(); - } - // if the thread is waiting before loading the full size - // image then this will free it up - ImageGetter.this.notify(); - ImageGetter.this.wait(); - mCancelCurrent = false; - } catch (InterruptedException ex) { - // not sure what to do here - } - } - } - - mCurrentPosition = position; - mCB = cb; - - synchronized (this) { - ImageGetter.this.notify(); - } - } - - public void stop() { - synchronized (this) { - mDone = true; - ImageGetter.this.notify(); - } - try { - mGetterThread.join(); - } catch (InterruptedException ex) { - - } - } - } - - private void setImage(int pos) { - if (!mLayoutComplete) { - return; - } - - final boolean left = mCurrentPosition > pos; - - mCurrentPosition = pos; - - ImageViewTouchBase current = mImageViews[1]; - current.mSuppMatrix.reset(); - current.setImageMatrix(current.getImageViewMatrix()); - - if (false) { - Log.v(TAG, "before..."); - for (ImageViewTouchBase ivtb : mImageViews) - ivtb.dump(); - } - - if (!mFirst) { - if (left) { - mImageViews[2].copyFrom(mImageViews[1]); - mImageViews[1].copyFrom(mImageViews[0]); - } else { - mImageViews[0].copyFrom(mImageViews[1]); - mImageViews[1].copyFrom(mImageViews[2]); - } - } - if (false) { - Log.v(TAG, "after copy..."); - for (ImageViewTouchBase ivtb : mImageViews) - ivtb.dump(); - } - - for (ImageViewTouchBase ivt: mImageViews) { - ivt.mIsZooming = false; - } - int width = mImageViews[1].getWidth(); - int from; - int to = width + sPadding; - if (mFirst) { - from = to; - mFirst = false; - } else { - from = left ? (width + sPadding) + mScroller.getScrollX() - : mScroller.getScrollX() - (width + sPadding); - } - - if (sAnimateTransitions) { - mScroller.scrollTo(from, 0); - animateScrollTo(to, 0); - } else { - mScroller.scrollTo(to, 0); - } - - ImageGetterCallback cb = new ImageGetterCallback() { - public void completed(boolean wasCanceled) { - if (!mShowActionIcons) { - mImageViews[1].setFocusableInTouchMode(true); - mImageViews[1].requestFocus(); - } - } - - public boolean wantsThumbnail(int pos, int offset) { - ImageViewTouchBase ivt = mImageViews[1 + offset]; - return ivt.mThumbBitmap == null; - } - - public boolean wantsFullImage(int pos, int offset) { - ImageViewTouchBase ivt = mImageViews[1 + offset]; - if (ivt.mBitmapDisplayed != null && !ivt.mBitmapIsThumbnail) { - return false; - } - if (offset != 0) { - return false; - } - return true; - } - - public int fullImageSizeToUse(int pos, int offset) { - // TODO - // this number should be bigger so that we can zoom. we may need to - // get fancier and read in the fuller size image as the user starts - // to zoom. use -1 to get the full full size image. - // for now use 480 so we don't run out of memory - final int imageViewSize = 480; - return imageViewSize; - } - - public int [] loadOrder() { - return sOrder_adjacents; - } - - public void imageLoaded(int pos, int offset, Bitmap bitmap, boolean isThumb) { - ImageViewTouchBase ivt = mImageViews[1 + offset]; - ivt.setImageBitmapResetBase(bitmap, isThumb, isThumb); - } - }; - - // Could be null if we're stopping a slide show in the course of pausing - if (mGetter != null) { - mGetter.setPosition(pos, cb); - } - showOnScreenControls(); - } - - @Override - public void onCreate(Bundle instanceState) - { - super.onCreate(instanceState); - Intent intent = getIntent(); - mCameraReviewMode = intent.getBooleanExtra("com.android.camera.ReviewMode", false); - mFullScreenInNormalMode = intent.getBooleanExtra(MediaStore.EXTRA_FULL_SCREEN, true); - mShowActionIcons = intent.getBooleanExtra(MediaStore.EXTRA_SHOW_ACTION_ICONS, false); - - mPrefs = PreferenceManager.getDefaultSharedPreferences(this); - - setDefaultKeyMode(DEFAULT_KEYS_SHORTCUT); - requestWindowFeature(Window.FEATURE_NO_TITLE); - setContentView(R.layout.viewimage); - - mImageViews[0] = (ImageViewTouch) findViewById(R.id.image1); - mImageViews[1] = (ImageViewTouch) findViewById(R.id.image2); - mImageViews[2] = (ImageViewTouch) findViewById(R.id.image3); - - for(ImageViewTouch v : mImageViews) { - v.setEnableTrackballScroll(!mShowActionIcons); - } - - mScroller = (ScrollHandler)findViewById(R.id.scroller); - makeGetter(); - - mAnimationIndex = -1; - - mSlideShowInAnimation = new Animation[] { - makeInAnimation(R.anim.transition_in), - makeInAnimation(R.anim.slide_in), - makeInAnimation(R.anim.slide_in_vertical), - }; - - mSlideShowOutAnimation = new Animation[] { - makeOutAnimation(R.anim.transition_out), - makeOutAnimation(R.anim.slide_out), - makeOutAnimation(R.anim.slide_out_vertical), - }; - - mSlideShowImageViews[0] = (ImageViewTouch) findViewById(R.id.image1_slideShow); - mSlideShowImageViews[1] = (ImageViewTouch) findViewById(R.id.image2_slideShow); - for (ImageViewTouch v : mSlideShowImageViews) { - v.setImageBitmapResetBase(null, true, true); - v.setVisibility(View.INVISIBLE); - v.setEnableTrackballScroll(!mShowActionIcons); - } - - mActionIconPanel = findViewById(R.id.action_icon_panel); - { - int[] pickIds = {R.id.attach, R.id.cancel}; - int[] normalIds = {R.id.gallery, R.id.setas, R.id.share, R.id.discard}; - int[] hideIds = pickIds; - int[] connectIds = normalIds; - if (isPickIntent()) { - hideIds = normalIds; - connectIds = pickIds; - } - for(int id : hideIds) { - mActionIconPanel.findViewById(id).setVisibility(View.GONE); - } - for(int id : connectIds) { - View view = mActionIconPanel.findViewById(id); - view.setOnClickListener(this); - Animation animation = new AlphaAnimation(0F, 1F); - animation.setDuration(500); - view.setAnimation(animation); - } - } - mShutterButton = findViewById(R.id.shutter_button); - mShutterButton.setOnClickListener(this); - - Uri uri = getIntent().getData(); - - if (Config.LOGV) - Log.v(TAG, "uri is " + uri); - if (instanceState != null) { - if (instanceState.containsKey("uri")) { - uri = Uri.parse(instanceState.getString("uri")); - } - } - if (uri == null) { - finish(); - return; - } - init(uri); - - Bundle b = getIntent().getExtras(); - - boolean slideShow = b != null ? b.getBoolean("slideshow", false) : false; - if (slideShow) { - setMode(MODE_SLIDESHOW); - loadNextImage(mCurrentPosition, 0, true); - } else { - if (mFullScreenInNormalMode) { - getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); - } - if (mShowActionIcons) { - mActionIconPanel.setVisibility(View.VISIBLE); - mShutterButton.setVisibility(View.VISIBLE); - } - } - - setupDismissOnScreenControlRunnable(); - - mNextImageView = findViewById(R.id.next_image); - mPrevImageView = findViewById(R.id.prev_image); - mNextImageView.setOnClickListener(this); - mPrevImageView.setOnClickListener(this); - - if (mShowActionIcons) { - mNextImageView.setFocusable(true); - mPrevImageView.setFocusable(true); - } - - setOrientation(); - - // Show a tutorial for the new zoom interaction (the method ensure we only show it once) - ZoomRingController.showZoomTutorialOnce(this); - } - - private void setOrientation() { - Intent intent = getIntent(); - if (intent.hasExtra(MediaStore.EXTRA_SCREEN_ORIENTATION)) { - int orientation = intent.getIntExtra(MediaStore.EXTRA_SCREEN_ORIENTATION, - ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED); - if (orientation != getRequestedOrientation()) { - setRequestedOrientation(orientation); - } - } else { - MenuHelper.requestOrientation(this, mPrefs); - } - } - - private Animation makeInAnimation(int id) { - Animation inAnimation = AnimationUtils.loadAnimation(this, id); - return inAnimation; - } - - private Animation makeOutAnimation(int id) { - Animation outAnimation = AnimationUtils.loadAnimation(this, id); - return outAnimation; - } - - private void setMode(int mode) { - if (mMode == mode) { - return; - } - - findViewById(R.id.slideShowContainer).setVisibility(mode == MODE_SLIDESHOW ? View.VISIBLE : View.GONE); - findViewById(R.id.abs) .setVisibility(mode == MODE_NORMAL ? View.VISIBLE : View.GONE); - - Window win = getWindow(); - mMode = mode; - if (mode == MODE_SLIDESHOW) { - win.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN - | WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); - if (sSlideShowHidesStatusBar) { - win.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); - } - for (ImageViewTouchBase ivt: mImageViews) { - ivt.clear(); - } - mActionIconPanel.setVisibility(View.GONE); - mShutterButton.setVisibility(View.GONE); - - if (false) { - Log.v(TAG, "current is " + this.mSlideShowImageCurrent); - this.mSlideShowImageViews[0].dump(); - this.mSlideShowImageViews[0].dump(); - } - - findViewById(R.id.slideShowContainer).getRootView().requestLayout(); - mUseShuffleOrder = mPrefs.getBoolean("pref_gallery_slideshow_shuffle_key", false); - mSlideShowLoop = mPrefs.getBoolean("pref_gallery_slideshow_repeat_key", false); - try { - mAnimationIndex = Integer.parseInt(mPrefs.getString("pref_gallery_slideshow_transition_key", "0")); - } catch (Exception ex) { - Log.e(TAG, "couldn't parse preference: " + ex.toString()); - mAnimationIndex = 0; - } - try { - mSlideShowInterval = Integer.parseInt(mPrefs.getString("pref_gallery_slideshow_interval_key", "3")) * 1000; - } catch (Exception ex) { - Log.e(TAG, "couldn't parse preference: " + ex.toString()); - mSlideShowInterval = 3000; - } - - if (Config.LOGV) { - Log.v(TAG, "read prefs... shuffle: " + mUseShuffleOrder); - Log.v(TAG, "read prefs... loop: " + mSlideShowLoop); - Log.v(TAG, "read prefs... animidx: " + mAnimationIndex); - Log.v(TAG, "read prefs... interval: " + mSlideShowInterval); - } - - if (mUseShuffleOrder) { - generateShuffleOrder(); - } - } else { - if (Config.LOGV) - Log.v(TAG, "slide show mode off, mCurrentPosition == " + mCurrentPosition); - win.clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); - if (mFullScreenInNormalMode) { - win.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); - } else { - win.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); - } - - if (mGetter != null) - mGetter.cancelCurrent(); - - if (sSlideShowHidesStatusBar) { - win.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN); - } - if (mShowActionIcons) { - mActionIconPanel.setVisibility(View.VISIBLE); - mShutterButton.setVisibility(View.VISIBLE); - } - - ImageViewTouchBase dst = mImageViews[1]; - dst.mLastXTouchPos = -1; - dst.mLastYTouchPos = -1; - - for (ImageViewTouchBase ivt: mSlideShowImageViews) { - ivt.clear(); - } - - mShuffleOrder = null; - - // mGetter null is a proxy for being paused - if (mGetter != null) { - mFirst = true; // don't animate - setImage(mCurrentPosition); - } - } - - // this line shouldn't be necessary but the view hierarchy doesn't - // seem to realize that the window layout changed - mScroller.requestLayout(); - } - - private void generateShuffleOrder() { - if (mShuffleOrder == null || mShuffleOrder.length != mAllImages.getCount()) { - mShuffleOrder = new int[mAllImages.getCount()]; - } - - for (int i = 0; i < mShuffleOrder.length; i++) { - mShuffleOrder[i] = i; - } - - for (int i = mShuffleOrder.length - 1; i > 0; i--) { - int r = mRandom.nextInt(i); - int tmp = mShuffleOrder[r]; - mShuffleOrder[r] = mShuffleOrder[i]; - mShuffleOrder[i] = tmp; - } - } - - private void loadNextImage(final int requestedPos, final long delay, final boolean firstCall) { - if (firstCall && mUseShuffleOrder) { - generateShuffleOrder(); - } - - final long targetDisplayTime = System.currentTimeMillis() + delay; - - ImageGetterCallback cb = new ImageGetterCallback() { - public void completed(boolean wasCanceled) { - } - - public boolean wantsThumbnail(int pos, int offset) { - return true; - } - - public boolean wantsFullImage(int pos, int offset) { - return false; - } - - public int [] loadOrder() { - return sOrder_slideshow; - } - - public int fullImageSizeToUse(int pos, int offset) { - return 480; // TODO compute this - } - - public void imageLoaded(final int pos, final int offset, final Bitmap bitmap, final boolean isThumb) { - long timeRemaining = Math.max(0, targetDisplayTime - System.currentTimeMillis()); - mHandler.postDelayed(new Runnable() { - public void run() { - if (mMode == MODE_NORMAL) { - return; - } - - ImageViewTouchBase oldView = mSlideShowImageViews[mSlideShowImageCurrent]; - - if (++mSlideShowImageCurrent == mSlideShowImageViews.length) { - mSlideShowImageCurrent = 0; - } - - ImageViewTouchBase newView = mSlideShowImageViews[mSlideShowImageCurrent]; - newView.setVisibility(View.VISIBLE); - newView.setImageBitmapResetBase(bitmap, isThumb, isThumb); - newView.bringToFront(); - - int animation = 0; - - if (mAnimationIndex == -1) { - int n = mRandom.nextInt(mSlideShowInAnimation.length); - animation = n; - } else { - animation = mAnimationIndex; - } - - Animation aIn = mSlideShowInAnimation[animation]; - newView.setAnimation(aIn); - newView.setVisibility(View.VISIBLE); - aIn.startNow(); - - Animation aOut = mSlideShowOutAnimation[animation]; - oldView.setVisibility(View.INVISIBLE); - oldView.setAnimation(aOut); - aOut.startNow(); - - mCurrentPosition = requestedPos; - - mHandler.post(new Runnable() { - public void run() { - if (mCurrentPosition == mLastSlideShowImage && !firstCall) { - if (mSlideShowLoop) { - if (mUseShuffleOrder) { - generateShuffleOrder(); - } - } else { - setMode(MODE_NORMAL); - return; - } - } - - if (Config.LOGV) - Log.v(TAG, "mCurrentPosition is now " + mCurrentPosition); - loadNextImage((mCurrentPosition + 1) % mAllImages.getCount(), mSlideShowInterval, false); - } - }); - } - }, timeRemaining); - } - }; - // Could be null if we're stopping a slide show in the course of pausing - if (mGetter != null) { - int pos = requestedPos; - if (mShuffleOrder != null) { - pos = mShuffleOrder[pos]; - } - mGetter.setPosition(pos, cb); - } - } - - private void makeGetter() { - mGetter = new ImageGetter(); - } - - private boolean desiredSortOrder() { - String sortOrder = mPrefs.getString("pref_gallery_sort_key", null); - boolean sortAscending = false; - if (sortOrder != null) { - sortAscending = sortOrder.equals("ascending"); - } - if (mCameraReviewMode) { - // Force left-arrow older pictures, right-arrow newer pictures. - sortAscending = true; - } - return sortAscending; - } - - private void init(Uri uri) { - mSortAscending = desiredSortOrder(); - int sort = mSortAscending ? ImageManager.SORT_ASCENDING : ImageManager.SORT_DESCENDING; - mAllImages = ImageManager.makeImageList(uri, this, sort); - - uri = uri.buildUpon().query(null).build(); - // TODO smarter/faster here please - for (int i = 0; i < mAllImages.getCount(); i++) { - ImageManager.IImage image = mAllImages.getImageAt(i); - if (image.fullSizeImageUri().equals(uri)) { - mCurrentPosition = i; - mLastSlideShowImage = mCurrentPosition; - break; - } - } - } - - @Override - public void onSaveInstanceState(Bundle b) { - super.onSaveInstanceState(b); - ImageManager.IImage image = mAllImages.getImageAt(mCurrentPosition); - - if (image != null){ - Uri uri = image.fullSizeImageUri(); - String bucket = null; - if(getIntent()!= null && getIntent().getData()!=null) - bucket = getIntent().getData().getQueryParameter("bucketId"); - - if(bucket!=null) - uri = uri.buildUpon().appendQueryParameter("bucketId", bucket).build(); - - b.putString("uri", uri.toString()); - } - if (mMode == MODE_SLIDESHOW) - b.putBoolean("slideshow", true); - } - - @Override - public void onResume() - { - super.onResume(); - - // normally this will never be zero but if one "backs" into this - // activity after removing the sdcard it could be zero. in that - // case just "finish" since there's nothing useful that can happen. - if (mAllImages.getCount() == 0) { - finish(); - } - - ImageManager.IImage image = mAllImages.getImageAt(mCurrentPosition); - - if (desiredSortOrder() != mSortAscending) { - init(image.fullSizeImageUri()); - } - - if (mGetter == null) { - makeGetter(); - } - - for (ImageViewTouchBase iv: mImageViews) { - iv.setImageBitmap(null, true); - } - - mFirst = true; - mScroller.setLayoutCompletedCallback(new Runnable() { - public void run() { - mLayoutComplete = true; - setImage(mCurrentPosition); - } - }); - setImage(mCurrentPosition); - - setOrientation(); - } - - @Override - public void onPause() - { - super.onPause(); - - mGetter.cancelCurrent(); - mGetter.stop(); - mGetter = null; - setMode(MODE_NORMAL); - - mAllImages.deactivate(); - - for (ImageViewTouch iv: mImageViews) { - iv.recycleBitmaps(); - iv.setImageBitmap(null, true); - } - - for (ImageViewTouch iv: mSlideShowImageViews) { - iv.recycleBitmaps(); - iv.setImageBitmap(null, true); - } - } - - @Override - public void onStop() { - super.onStop(); - } - - public void onClick(View v) { - switch (v.getId()) { - - case R.id.shutter_button: { - if (mCameraReviewMode) { - finish(); - } else { - MenuHelper.gotoStillImageCapture(this); - } - } - break; - - case R.id.gallery: { - MenuHelper.gotoCameraImageGallery(this); - } - break; - - case R.id.discard: { - if (mCameraReviewMode) { - mDeletePhotoRunnable.run(); - } else { - MenuHelper.deletePhoto(this, mDeletePhotoRunnable); - } - } - break; - - case R.id.share: { - Uri u = mAllImages.getImageAt(mCurrentPosition).fullSizeImageUri(); - Intent intent = new Intent(); - intent.setAction(Intent.ACTION_SEND); - intent.setType("image/jpeg"); - intent.putExtra(Intent.EXTRA_STREAM, u); - try { - startActivity(Intent.createChooser(intent, getText(R.string.sendImage))); - } catch (android.content.ActivityNotFoundException ex) { - Toast.makeText(this, R.string.no_way_to_share_image, Toast.LENGTH_SHORT).show(); - } - } - break; - - case R.id.setas: { - Uri u = mAllImages.getImageAt(mCurrentPosition).fullSizeImageUri(); - Intent intent = new Intent(Intent.ACTION_ATTACH_DATA, u); - try { - startActivity(Intent.createChooser(intent, getText(R.string.setImage))); - } catch (android.content.ActivityNotFoundException ex) { - Toast.makeText(this, R.string.no_way_to_share_video, Toast.LENGTH_SHORT).show(); - } - } - break; - - case R.id.next_image: { - moveNextOrPrevious(1); - } - break; - - case R.id.prev_image: { - moveNextOrPrevious(-1); - } - break; - } - } - - private void moveNextOrPrevious(int delta) { - int nextImagePos = mCurrentPosition + delta; - if ((0 <= nextImagePos) && (nextImagePos < mAllImages.getCount())) { - setImage(nextImagePos); - } - } - - @Override - protected void onActivityResult(int requestCode, int resultCode, Intent data) { - switch (requestCode) { - case MenuHelper.RESULT_COMMON_MENU_CROP: - if (resultCode == RESULT_OK) { - // The CropImage activity passes back the Uri of the cropped image as - // the Action rather than the Data. - Uri dataUri = Uri.parse(data.getAction()); - init(dataUri); - } - break; - } - } -} |