From 7ad868b86e45d6f58c186d2731ab2beb84643757 Mon Sep 17 00:00:00 2001 From: Michael Jurka Date: Thu, 12 Dec 2013 15:04:25 +0100 Subject: Create separate project for Wallpaper Picker Change-Id: Id9e855780b9fb68c63eb6e9f6c19bcbce28a6fd5 --- .../android/launcher3/CheckableFrameLayout.java | 63 ++ .../src/com/android/launcher3/CropView.java | 322 +++++++ .../com/android/launcher3/DrawableTileSource.java | 102 ++ .../launcher3/LiveWallpaperListAdapter.java | 204 ++++ .../android/launcher3/SavedWallpaperImages.java | 241 +++++ .../ThirdPartyWallpaperPickerListAdapter.java | 139 +++ .../android/launcher3/WallpaperCropActivity.java | 836 ++++++++++++++++ .../android/launcher3/WallpaperPickerActivity.java | 1004 ++++++++++++++++++++ .../com/android/launcher3/WallpaperRootView.java | 39 + 9 files changed, 2950 insertions(+) create mode 100644 WallpaperPicker/src/com/android/launcher3/CheckableFrameLayout.java create mode 100644 WallpaperPicker/src/com/android/launcher3/CropView.java create mode 100644 WallpaperPicker/src/com/android/launcher3/DrawableTileSource.java create mode 100644 WallpaperPicker/src/com/android/launcher3/LiveWallpaperListAdapter.java create mode 100644 WallpaperPicker/src/com/android/launcher3/SavedWallpaperImages.java create mode 100644 WallpaperPicker/src/com/android/launcher3/ThirdPartyWallpaperPickerListAdapter.java create mode 100644 WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java create mode 100644 WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java create mode 100644 WallpaperPicker/src/com/android/launcher3/WallpaperRootView.java (limited to 'WallpaperPicker/src/com/android/launcher3') diff --git a/WallpaperPicker/src/com/android/launcher3/CheckableFrameLayout.java b/WallpaperPicker/src/com/android/launcher3/CheckableFrameLayout.java new file mode 100644 index 000000000..5b7d82425 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/CheckableFrameLayout.java @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.content.Context; +import android.util.AttributeSet; +import android.widget.Checkable; +import android.widget.FrameLayout; + +public class CheckableFrameLayout extends FrameLayout implements Checkable { + private static final int[] CHECKED_STATE_SET = { android.R.attr.state_checked }; + boolean mChecked; + + public CheckableFrameLayout(Context context) { + super(context); + } + + public CheckableFrameLayout(Context context, AttributeSet attrs) { + super(context, attrs); + } + + public CheckableFrameLayout(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + } + + public boolean isChecked() { + return mChecked; + } + + public void setChecked(boolean checked) { + if (checked != mChecked) { + mChecked = checked; + refreshDrawableState(); + } + } + + public void toggle() { + setChecked(!mChecked); + } + + @Override + protected int[] onCreateDrawableState(int extraSpace) { + final int[] drawableState = super.onCreateDrawableState(extraSpace + 1); + if (isChecked()) { + mergeDrawableStates(drawableState, CHECKED_STATE_SET); + } + return drawableState; + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/CropView.java b/WallpaperPicker/src/com/android/launcher3/CropView.java new file mode 100644 index 000000000..578b8eafd --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/CropView.java @@ -0,0 +1,322 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.content.Context; +import android.graphics.Matrix; +import android.graphics.Point; +import android.graphics.RectF; +import android.util.AttributeSet; +import android.util.FloatMath; +import android.view.MotionEvent; +import android.view.ScaleGestureDetector; +import android.view.ScaleGestureDetector.OnScaleGestureListener; +import android.view.ViewConfiguration; +import android.view.ViewTreeObserver; +import android.view.ViewTreeObserver.OnGlobalLayoutListener; + +import com.android.photos.views.TiledImageRenderer.TileSource; +import com.android.photos.views.TiledImageView; + +public class CropView extends TiledImageView implements OnScaleGestureListener { + + private ScaleGestureDetector mScaleGestureDetector; + private long mTouchDownTime; + private float mFirstX, mFirstY; + private float mLastX, mLastY; + private float mCenterX, mCenterY; + private float mMinScale; + private boolean mTouchEnabled = true; + private RectF mTempEdges = new RectF(); + private float[] mTempPoint = new float[] { 0, 0 }; + private float[] mTempCoef = new float[] { 0, 0 }; + private float[] mTempAdjustment = new float[] { 0, 0 }; + private float[] mTempImageDims = new float[] { 0, 0 }; + private float[] mTempRendererCenter = new float[] { 0, 0 }; + TouchCallback mTouchCallback; + Matrix mRotateMatrix; + Matrix mInverseRotateMatrix; + + public interface TouchCallback { + void onTouchDown(); + void onTap(); + void onTouchUp(); + } + + public CropView(Context context) { + this(context, null); + } + + public CropView(Context context, AttributeSet attrs) { + super(context, attrs); + mScaleGestureDetector = new ScaleGestureDetector(context, this); + mRotateMatrix = new Matrix(); + mInverseRotateMatrix = new Matrix(); + } + + private float[] getImageDims() { + final float imageWidth = mRenderer.source.getImageWidth(); + final float imageHeight = mRenderer.source.getImageHeight(); + float[] imageDims = mTempImageDims; + imageDims[0] = imageWidth; + imageDims[1] = imageHeight; + mRotateMatrix.mapPoints(imageDims); + imageDims[0] = Math.abs(imageDims[0]); + imageDims[1] = Math.abs(imageDims[1]); + return imageDims; + } + + private void getEdgesHelper(RectF edgesOut) { + final float width = getWidth(); + final float height = getHeight(); + final float[] imageDims = getImageDims(); + final float imageWidth = imageDims[0]; + final float imageHeight = imageDims[1]; + + float initialCenterX = mRenderer.source.getImageWidth() / 2f; + float initialCenterY = mRenderer.source.getImageHeight() / 2f; + + float[] rendererCenter = mTempRendererCenter; + rendererCenter[0] = mCenterX - initialCenterX; + rendererCenter[1] = mCenterY - initialCenterY; + mRotateMatrix.mapPoints(rendererCenter); + rendererCenter[0] += imageWidth / 2; + rendererCenter[1] += imageHeight / 2; + + final float scale = mRenderer.scale; + float centerX = (width / 2f - rendererCenter[0] + (imageWidth - width) / 2f) + * scale + width / 2f; + float centerY = (height / 2f - rendererCenter[1] + (imageHeight - height) / 2f) + * scale + height / 2f; + float leftEdge = centerX - imageWidth / 2f * scale; + float rightEdge = centerX + imageWidth / 2f * scale; + float topEdge = centerY - imageHeight / 2f * scale; + float bottomEdge = centerY + imageHeight / 2f * scale; + + edgesOut.left = leftEdge; + edgesOut.right = rightEdge; + edgesOut.top = topEdge; + edgesOut.bottom = bottomEdge; + } + + public int getImageRotation() { + return mRenderer.rotation; + } + + public RectF getCrop() { + final RectF edges = mTempEdges; + getEdgesHelper(edges); + final float scale = mRenderer.scale; + + float cropLeft = -edges.left / scale; + float cropTop = -edges.top / scale; + float cropRight = cropLeft + getWidth() / scale; + float cropBottom = cropTop + getHeight() / scale; + + return new RectF(cropLeft, cropTop, cropRight, cropBottom); + } + + public Point getSourceDimensions() { + return new Point(mRenderer.source.getImageWidth(), mRenderer.source.getImageHeight()); + } + + public void setTileSource(TileSource source, Runnable isReadyCallback) { + super.setTileSource(source, isReadyCallback); + mCenterX = mRenderer.centerX; + mCenterY = mRenderer.centerY; + mRotateMatrix.reset(); + mRotateMatrix.setRotate(mRenderer.rotation); + mInverseRotateMatrix.reset(); + mInverseRotateMatrix.setRotate(-mRenderer.rotation); + updateMinScale(getWidth(), getHeight(), source, true); + } + + protected void onSizeChanged(int w, int h, int oldw, int oldh) { + updateMinScale(w, h, mRenderer.source, false); + } + + public void setScale(float scale) { + synchronized (mLock) { + mRenderer.scale = scale; + } + } + + private void updateMinScale(int w, int h, TileSource source, boolean resetScale) { + synchronized (mLock) { + if (resetScale) { + mRenderer.scale = 1; + } + if (source != null) { + final float[] imageDims = getImageDims(); + final float imageWidth = imageDims[0]; + final float imageHeight = imageDims[1]; + mMinScale = Math.max(w / imageWidth, h / imageHeight); + mRenderer.scale = + Math.max(mMinScale, resetScale ? Float.MIN_VALUE : mRenderer.scale); + } + } + } + + @Override + public boolean onScaleBegin(ScaleGestureDetector detector) { + return true; + } + + @Override + public boolean onScale(ScaleGestureDetector detector) { + // Don't need the lock because this will only fire inside of + // onTouchEvent + mRenderer.scale *= detector.getScaleFactor(); + mRenderer.scale = Math.max(mMinScale, mRenderer.scale); + invalidate(); + return true; + } + + @Override + public void onScaleEnd(ScaleGestureDetector detector) { + } + + public void moveToLeft() { + if (getWidth() == 0 || getHeight() == 0) { + final ViewTreeObserver observer = getViewTreeObserver(); + observer.addOnGlobalLayoutListener(new OnGlobalLayoutListener() { + public void onGlobalLayout() { + moveToLeft(); + getViewTreeObserver().removeOnGlobalLayoutListener(this); + } + }); + } + final RectF edges = mTempEdges; + getEdgesHelper(edges); + final float scale = mRenderer.scale; + mCenterX += Math.ceil(edges.left / scale); + updateCenter(); + } + + private void updateCenter() { + mRenderer.centerX = Math.round(mCenterX); + mRenderer.centerY = Math.round(mCenterY); + } + + public void setTouchEnabled(boolean enabled) { + mTouchEnabled = enabled; + } + + public void setTouchCallback(TouchCallback cb) { + mTouchCallback = cb; + } + + @Override + public boolean onTouchEvent(MotionEvent event) { + int action = event.getActionMasked(); + final boolean pointerUp = action == MotionEvent.ACTION_POINTER_UP; + final int skipIndex = pointerUp ? event.getActionIndex() : -1; + + // Determine focal point + float sumX = 0, sumY = 0; + final int count = event.getPointerCount(); + for (int i = 0; i < count; i++) { + if (skipIndex == i) + continue; + sumX += event.getX(i); + sumY += event.getY(i); + } + final int div = pointerUp ? count - 1 : count; + float x = sumX / div; + float y = sumY / div; + + if (action == MotionEvent.ACTION_DOWN) { + mFirstX = x; + mFirstY = y; + mTouchDownTime = System.currentTimeMillis(); + if (mTouchCallback != null) { + mTouchCallback.onTouchDown(); + } + } else if (action == MotionEvent.ACTION_UP) { + ViewConfiguration config = ViewConfiguration.get(getContext()); + + float squaredDist = (mFirstX - x) * (mFirstX - x) + (mFirstY - y) * (mFirstY - y); + float slop = config.getScaledTouchSlop() * config.getScaledTouchSlop(); + long now = System.currentTimeMillis(); + if (mTouchCallback != null) { + // only do this if it's a small movement + if (squaredDist < slop && + now < mTouchDownTime + ViewConfiguration.getTapTimeout()) { + mTouchCallback.onTap(); + } + mTouchCallback.onTouchUp(); + } + } + + if (!mTouchEnabled) { + return true; + } + + synchronized (mLock) { + mScaleGestureDetector.onTouchEvent(event); + switch (action) { + case MotionEvent.ACTION_MOVE: + float[] point = mTempPoint; + point[0] = (mLastX - x) / mRenderer.scale; + point[1] = (mLastY - y) / mRenderer.scale; + mInverseRotateMatrix.mapPoints(point); + mCenterX += point[0]; + mCenterY += point[1]; + updateCenter(); + invalidate(); + break; + } + if (mRenderer.source != null) { + // Adjust position so that the wallpaper covers the entire area + // of the screen + final RectF edges = mTempEdges; + getEdgesHelper(edges); + final float scale = mRenderer.scale; + + float[] coef = mTempCoef; + coef[0] = 1; + coef[1] = 1; + mRotateMatrix.mapPoints(coef); + float[] adjustment = mTempAdjustment; + mTempAdjustment[0] = 0; + mTempAdjustment[1] = 0; + if (edges.left > 0) { + adjustment[0] = edges.left / scale; + } else if (edges.right < getWidth()) { + adjustment[0] = (edges.right - getWidth()) / scale; + } + if (edges.top > 0) { + adjustment[1] = FloatMath.ceil(edges.top / scale); + } else if (edges.bottom < getHeight()) { + adjustment[1] = (edges.bottom - getHeight()) / scale; + } + for (int dim = 0; dim <= 1; dim++) { + if (coef[dim] > 0) adjustment[dim] = FloatMath.ceil(adjustment[dim]); + } + + mInverseRotateMatrix.mapPoints(adjustment); + mCenterX += adjustment[0]; + mCenterY += adjustment[1]; + updateCenter(); + } + } + + mLastX = x; + mLastY = y; + return true; + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/DrawableTileSource.java b/WallpaperPicker/src/com/android/launcher3/DrawableTileSource.java new file mode 100644 index 000000000..c1f2eff0f --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/DrawableTileSource.java @@ -0,0 +1,102 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.content.Context; +import android.graphics.Bitmap; +import android.graphics.Canvas; +import android.graphics.Rect; +import android.graphics.drawable.Drawable; + +import com.android.gallery3d.glrenderer.BasicTexture; +import com.android.gallery3d.glrenderer.BitmapTexture; +import com.android.photos.views.TiledImageRenderer; + +public class DrawableTileSource implements TiledImageRenderer.TileSource { + private static final int GL_SIZE_LIMIT = 2048; + // This must be no larger than half the size of the GL_SIZE_LIMIT + // due to decodePreview being allowed to be up to 2x the size of the target + public static final int MAX_PREVIEW_SIZE = GL_SIZE_LIMIT / 2; + + private int mTileSize; + private int mPreviewSize; + private Drawable mDrawable; + private BitmapTexture mPreview; + + public DrawableTileSource(Context context, Drawable d, int previewSize) { + mTileSize = TiledImageRenderer.suggestedTileSize(context); + mDrawable = d; + mPreviewSize = Math.min(previewSize, MAX_PREVIEW_SIZE); + } + + @Override + public int getTileSize() { + return mTileSize; + } + + @Override + public int getImageWidth() { + return mDrawable.getIntrinsicWidth(); + } + + @Override + public int getImageHeight() { + return mDrawable.getIntrinsicHeight(); + } + + @Override + public int getRotation() { + return 0; + } + + @Override + public BasicTexture getPreview() { + if (mPreviewSize == 0) { + return null; + } + if (mPreview == null){ + float width = getImageWidth(); + float height = getImageHeight(); + while (width > MAX_PREVIEW_SIZE || height > MAX_PREVIEW_SIZE) { + width /= 2; + height /= 2; + } + Bitmap b = Bitmap.createBitmap((int) width, (int) height, Bitmap.Config.ARGB_8888); + Canvas c = new Canvas(b); + mDrawable.setBounds(new Rect(0, 0, (int) width, (int) height)); + mDrawable.draw(c); + c.setBitmap(null); + mPreview = new BitmapTexture(b); + } + return mPreview; + } + + @Override + public Bitmap getTile(int level, int x, int y, Bitmap bitmap) { + int tileSize = getTileSize(); + if (bitmap == null) { + bitmap = Bitmap.createBitmap(tileSize, tileSize, Bitmap.Config.ARGB_8888); + } + Canvas c = new Canvas(bitmap); + Rect bounds = new Rect(0, 0, getImageWidth(), getImageHeight()); + bounds.offset(-x, -y); + mDrawable.setBounds(bounds); + mDrawable.draw(c); + c.setBitmap(null); + return bitmap; + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/LiveWallpaperListAdapter.java b/WallpaperPicker/src/com/android/launcher3/LiveWallpaperListAdapter.java new file mode 100644 index 000000000..60b253711 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/LiveWallpaperListAdapter.java @@ -0,0 +1,204 @@ +/* + * Copyright (C) 2010 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.launcher3; + +import android.app.WallpaperInfo; +import android.app.WallpaperManager; +import android.content.Context; +import android.content.Intent; +import android.content.pm.PackageManager; +import android.content.pm.ResolveInfo; +import android.graphics.drawable.Drawable; +import android.os.AsyncTask; +import android.service.wallpaper.WallpaperService; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.BaseAdapter; +import android.widget.FrameLayout; +import android.widget.ImageView; +import android.widget.ListAdapter; +import android.widget.TextView; + +import org.xmlpull.v1.XmlPullParserException; + +import java.io.IOException; +import java.text.Collator; +import java.util.ArrayList; +import java.util.Collections; +import java.util.Comparator; +import java.util.List; + +public class LiveWallpaperListAdapter extends BaseAdapter implements ListAdapter { + private static final String LOG_TAG = "LiveWallpaperListAdapter"; + + private final LayoutInflater mInflater; + private final PackageManager mPackageManager; + + private List mWallpapers; + + @SuppressWarnings("unchecked") + public LiveWallpaperListAdapter(Context context) { + mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); + mPackageManager = context.getPackageManager(); + + List list = mPackageManager.queryIntentServices( + new Intent(WallpaperService.SERVICE_INTERFACE), + PackageManager.GET_META_DATA); + + mWallpapers = new ArrayList(); + + new LiveWallpaperEnumerator(context).execute(list); + } + + public int getCount() { + if (mWallpapers == null) { + return 0; + } + return mWallpapers.size(); + } + + public LiveWallpaperTile getItem(int position) { + return mWallpapers.get(position); + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + View view; + + if (convertView == null) { + view = mInflater.inflate(R.layout.wallpaper_picker_live_wallpaper_item, parent, false); + } else { + view = convertView; + } + + WallpaperPickerActivity.setWallpaperItemPaddingToZero((FrameLayout) view); + + LiveWallpaperTile wallpaperInfo = mWallpapers.get(position); + wallpaperInfo.setView(view); + ImageView image = (ImageView) view.findViewById(R.id.wallpaper_image); + ImageView icon = (ImageView) view.findViewById(R.id.wallpaper_icon); + if (wallpaperInfo.mThumbnail != null) { + image.setImageDrawable(wallpaperInfo.mThumbnail); + icon.setVisibility(View.GONE); + } else { + icon.setImageDrawable(wallpaperInfo.mInfo.loadIcon(mPackageManager)); + icon.setVisibility(View.VISIBLE); + } + + TextView label = (TextView) view.findViewById(R.id.wallpaper_item_label); + label.setText(wallpaperInfo.mInfo.loadLabel(mPackageManager)); + + return view; + } + + public static class LiveWallpaperTile extends WallpaperPickerActivity.WallpaperTileInfo { + private Drawable mThumbnail; + private WallpaperInfo mInfo; + public LiveWallpaperTile(Drawable thumbnail, WallpaperInfo info, Intent intent) { + mThumbnail = thumbnail; + mInfo = info; + } + @Override + public void onClick(WallpaperPickerActivity a) { + Intent preview = new Intent(WallpaperManager.ACTION_CHANGE_LIVE_WALLPAPER); + preview.putExtra(WallpaperManager.EXTRA_LIVE_WALLPAPER_COMPONENT, + mInfo.getComponent()); + a.onLiveWallpaperPickerLaunch(); + a.startActivityForResultSafely(preview, WallpaperPickerActivity.PICK_LIVE_WALLPAPER); + } + } + + private class LiveWallpaperEnumerator extends + AsyncTask, LiveWallpaperTile, Void> { + private Context mContext; + private int mWallpaperPosition; + + public LiveWallpaperEnumerator(Context context) { + super(); + mContext = context; + mWallpaperPosition = 0; + } + + @Override + protected Void doInBackground(List... params) { + final PackageManager packageManager = mContext.getPackageManager(); + + List list = params[0]; + + Collections.sort(list, new Comparator() { + final Collator mCollator; + + { + mCollator = Collator.getInstance(); + } + + public int compare(ResolveInfo info1, ResolveInfo info2) { + return mCollator.compare(info1.loadLabel(packageManager), + info2.loadLabel(packageManager)); + } + }); + + for (ResolveInfo resolveInfo : list) { + WallpaperInfo info = null; + try { + info = new WallpaperInfo(mContext, resolveInfo); + } catch (XmlPullParserException e) { + Log.w(LOG_TAG, "Skipping wallpaper " + resolveInfo.serviceInfo, e); + continue; + } catch (IOException e) { + Log.w(LOG_TAG, "Skipping wallpaper " + resolveInfo.serviceInfo, e); + continue; + } + + + Drawable thumb = info.loadThumbnail(packageManager); + Intent launchIntent = new Intent(WallpaperService.SERVICE_INTERFACE); + launchIntent.setClassName(info.getPackageName(), info.getServiceName()); + LiveWallpaperTile wallpaper = new LiveWallpaperTile(thumb, info, launchIntent); + publishProgress(wallpaper); + } + // Send a null object to show loading is finished + publishProgress((LiveWallpaperTile) null); + + return null; + } + + @Override + protected void onProgressUpdate(LiveWallpaperTile...infos) { + for (LiveWallpaperTile info : infos) { + if (info == null) { + LiveWallpaperListAdapter.this.notifyDataSetChanged(); + break; + } + if (info.mThumbnail != null) { + info.mThumbnail.setDither(true); + } + if (mWallpaperPosition < mWallpapers.size()) { + mWallpapers.set(mWallpaperPosition, info); + } else { + mWallpapers.add(info); + } + mWallpaperPosition++; + } + } + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/SavedWallpaperImages.java b/WallpaperPicker/src/com/android/launcher3/SavedWallpaperImages.java new file mode 100644 index 000000000..58add7022 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/SavedWallpaperImages.java @@ -0,0 +1,241 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.app.Activity; +import android.content.ContentValues; +import android.content.Context; +import android.database.Cursor; +import android.database.sqlite.SQLiteDatabase; +import android.database.sqlite.SQLiteOpenHelper; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.graphics.drawable.BitmapDrawable; +import android.graphics.drawable.Drawable; +import android.util.Log; +import android.util.Pair; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.BaseAdapter; +import android.widget.ListAdapter; + +import com.android.photos.BitmapRegionTileSource; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.ArrayList; + + +public class SavedWallpaperImages extends BaseAdapter implements ListAdapter { + private static String TAG = "Launcher3.SavedWallpaperImages"; + private ImageDb mDb; + ArrayList mImages; + Context mContext; + LayoutInflater mLayoutInflater; + + public static class SavedWallpaperTile extends WallpaperPickerActivity.WallpaperTileInfo { + private int mDbId; + private Drawable mThumb; + public SavedWallpaperTile(int dbId, Drawable thumb) { + mDbId = dbId; + mThumb = thumb; + } + @Override + public void onClick(WallpaperPickerActivity a) { + String imageFilename = a.getSavedImages().getImageFilename(mDbId); + File file = new File(a.getFilesDir(), imageFilename); + BitmapRegionTileSource.FilePathBitmapSource bitmapSource = + new BitmapRegionTileSource.FilePathBitmapSource(file.getAbsolutePath(), 1024); + a.setCropViewTileSource(bitmapSource, false, true, null); + } + @Override + public void onSave(WallpaperPickerActivity a) { + boolean finishActivityWhenDone = true; + String imageFilename = a.getSavedImages().getImageFilename(mDbId); + a.setWallpaper(imageFilename, finishActivityWhenDone); + } + @Override + public void onDelete(WallpaperPickerActivity a) { + a.getSavedImages().deleteImage(mDbId); + } + @Override + public boolean isSelectable() { + return true; + } + @Override + public boolean isNamelessWallpaper() { + return true; + } + } + + public SavedWallpaperImages(Activity context) { + mDb = new ImageDb(context); + mContext = context; + mLayoutInflater = context.getLayoutInflater(); + } + + public void loadThumbnailsAndImageIdList() { + mImages = new ArrayList(); + SQLiteDatabase db = mDb.getReadableDatabase(); + Cursor result = db.query(ImageDb.TABLE_NAME, + new String[] { ImageDb.COLUMN_ID, + ImageDb.COLUMN_IMAGE_THUMBNAIL_FILENAME }, // cols to return + null, // select query + null, // args to select query + null, + null, + ImageDb.COLUMN_ID + " DESC", + null); + + while (result.moveToNext()) { + String filename = result.getString(1); + File file = new File(mContext.getFilesDir(), filename); + + Bitmap thumb = BitmapFactory.decodeFile(file.getAbsolutePath()); + if (thumb != null) { + mImages.add(new SavedWallpaperTile(result.getInt(0), new BitmapDrawable(thumb))); + } + } + result.close(); + } + + public int getCount() { + return mImages.size(); + } + + public SavedWallpaperTile getItem(int position) { + return mImages.get(position); + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + Drawable thumbDrawable = mImages.get(position).mThumb; + if (thumbDrawable == null) { + Log.e(TAG, "Error decoding thumbnail for wallpaper #" + position); + } + return WallpaperPickerActivity.createImageTileView( + mLayoutInflater, position, convertView, parent, thumbDrawable); + } + + public String getImageFilename(int id) { + Pair filenames = getImageFilenames(id); + if (filenames != null) { + return filenames.second; + } + return null; + } + + private Pair getImageFilenames(int id) { + SQLiteDatabase db = mDb.getReadableDatabase(); + Cursor result = db.query(ImageDb.TABLE_NAME, + new String[] { ImageDb.COLUMN_IMAGE_THUMBNAIL_FILENAME, + ImageDb.COLUMN_IMAGE_FILENAME }, // cols to return + ImageDb.COLUMN_ID + " = ?", // select query + new String[] { Integer.toString(id) }, // args to select query + null, + null, + null, + null); + if (result.getCount() > 0) { + result.moveToFirst(); + String thumbFilename = result.getString(0); + String imageFilename = result.getString(1); + result.close(); + return new Pair(thumbFilename, imageFilename); + } else { + return null; + } + } + + public void deleteImage(int id) { + Pair filenames = getImageFilenames(id); + File imageFile = new File(mContext.getFilesDir(), filenames.first); + imageFile.delete(); + File thumbFile = new File(mContext.getFilesDir(), filenames.second); + thumbFile.delete(); + SQLiteDatabase db = mDb.getWritableDatabase(); + db.delete(ImageDb.TABLE_NAME, + ImageDb.COLUMN_ID + " = ?", // SELECT query + new String[] { + Integer.toString(id) // args to SELECT query + }); + } + + public void writeImage(Bitmap thumbnail, byte[] imageBytes) { + try { + File imageFile = File.createTempFile("wallpaper", "", mContext.getFilesDir()); + FileOutputStream imageFileStream = + mContext.openFileOutput(imageFile.getName(), Context.MODE_PRIVATE); + imageFileStream.write(imageBytes); + imageFileStream.close(); + + File thumbFile = File.createTempFile("wallpaperthumb", "", mContext.getFilesDir()); + FileOutputStream thumbFileStream = + mContext.openFileOutput(thumbFile.getName(), Context.MODE_PRIVATE); + thumbnail.compress(Bitmap.CompressFormat.JPEG, 95, thumbFileStream); + thumbFileStream.close(); + + SQLiteDatabase db = mDb.getWritableDatabase(); + ContentValues values = new ContentValues(); + values.put(ImageDb.COLUMN_IMAGE_THUMBNAIL_FILENAME, thumbFile.getName()); + values.put(ImageDb.COLUMN_IMAGE_FILENAME, imageFile.getName()); + db.insert(ImageDb.TABLE_NAME, null, values); + } catch (IOException e) { + Log.e(TAG, "Failed writing images to storage " + e); + } + } + + static class ImageDb extends SQLiteOpenHelper { + final static int DB_VERSION = 1; + final static String DB_NAME = "saved_wallpaper_images.db"; + final static String TABLE_NAME = "saved_wallpaper_images"; + final static String COLUMN_ID = "id"; + final static String COLUMN_IMAGE_THUMBNAIL_FILENAME = "image_thumbnail"; + final static String COLUMN_IMAGE_FILENAME = "image"; + + Context mContext; + + public ImageDb(Context context) { + super(context, new File(context.getCacheDir(), DB_NAME).getPath(), null, DB_VERSION); + // Store the context for later use + mContext = context; + } + + @Override + public void onCreate(SQLiteDatabase database) { + database.execSQL("CREATE TABLE IF NOT EXISTS " + TABLE_NAME + " (" + + COLUMN_ID + " INTEGER NOT NULL, " + + COLUMN_IMAGE_THUMBNAIL_FILENAME + " TEXT NOT NULL, " + + COLUMN_IMAGE_FILENAME + " TEXT NOT NULL, " + + "PRIMARY KEY (" + COLUMN_ID + " ASC) " + + ");"); + } + + @Override + public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) { + if (oldVersion != newVersion) { + // Delete all the records; they'll be repopulated as this is a cache + db.execSQL("DELETE FROM " + TABLE_NAME); + } + } + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/ThirdPartyWallpaperPickerListAdapter.java b/WallpaperPicker/src/com/android/launcher3/ThirdPartyWallpaperPickerListAdapter.java new file mode 100644 index 000000000..7a4d48ca9 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/ThirdPartyWallpaperPickerListAdapter.java @@ -0,0 +1,139 @@ +/* + * Copyright (C) 2010 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.launcher3; + +import android.content.ComponentName; +import android.content.Context; +import android.content.Intent; +import android.content.pm.ActivityInfo; +import android.content.pm.PackageManager; +import android.content.pm.ResolveInfo; +import android.graphics.Rect; +import android.graphics.drawable.Drawable; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.BaseAdapter; +import android.widget.FrameLayout; +import android.widget.ListAdapter; +import android.widget.TextView; + +import java.util.ArrayList; +import java.util.List; + +public class ThirdPartyWallpaperPickerListAdapter extends BaseAdapter implements ListAdapter { + private static final String LOG_TAG = "LiveWallpaperListAdapter"; + + private final LayoutInflater mInflater; + private final PackageManager mPackageManager; + private final int mIconSize; + + private List mThirdPartyWallpaperPickers = + new ArrayList(); + + public static class ThirdPartyWallpaperTile extends WallpaperPickerActivity.WallpaperTileInfo { + private ResolveInfo mResolveInfo; + public ThirdPartyWallpaperTile(ResolveInfo resolveInfo) { + mResolveInfo = resolveInfo; + } + @Override + public void onClick(WallpaperPickerActivity a) { + final ComponentName itemComponentName = new ComponentName( + mResolveInfo.activityInfo.packageName, mResolveInfo.activityInfo.name); + Intent launchIntent = new Intent(Intent.ACTION_SET_WALLPAPER); + launchIntent.setComponent(itemComponentName); + a.startActivityForResultSafely( + launchIntent, WallpaperPickerActivity.PICK_WALLPAPER_THIRD_PARTY_ACTIVITY); + } + } + + public ThirdPartyWallpaperPickerListAdapter(Context context) { + mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); + mPackageManager = context.getPackageManager(); + mIconSize = context.getResources().getDimensionPixelSize(R.dimen.wallpaperItemIconSize); + final PackageManager pm = mPackageManager; + + final Intent pickWallpaperIntent = new Intent(Intent.ACTION_SET_WALLPAPER); + final List apps = + pm.queryIntentActivities(pickWallpaperIntent, 0); + + // Get list of image picker intents + Intent pickImageIntent = new Intent(Intent.ACTION_GET_CONTENT); + pickImageIntent.setType("image/*"); + final List imagePickerActivities = + pm.queryIntentActivities(pickImageIntent, 0); + final ComponentName[] imageActivities = new ComponentName[imagePickerActivities.size()]; + for (int i = 0; i < imagePickerActivities.size(); i++) { + ActivityInfo activityInfo = imagePickerActivities.get(i).activityInfo; + imageActivities[i] = new ComponentName(activityInfo.packageName, activityInfo.name); + } + + outerLoop: + for (ResolveInfo info : apps) { + final ComponentName itemComponentName = + new ComponentName(info.activityInfo.packageName, info.activityInfo.name); + final String itemPackageName = itemComponentName.getPackageName(); + // Exclude anything from our own package, and the old Launcher, + // and live wallpaper picker + if (itemPackageName.equals(context.getPackageName()) || + itemPackageName.equals("com.android.launcher") || + itemPackageName.equals("com.android.wallpaper.livepicker")) { + continue; + } + // Exclude any package that already responds to the image picker intent + for (ResolveInfo imagePickerActivityInfo : imagePickerActivities) { + if (itemPackageName.equals( + imagePickerActivityInfo.activityInfo.packageName)) { + continue outerLoop; + } + } + mThirdPartyWallpaperPickers.add(new ThirdPartyWallpaperTile(info)); + } + } + + public int getCount() { + return mThirdPartyWallpaperPickers.size(); + } + + public ThirdPartyWallpaperTile getItem(int position) { + return mThirdPartyWallpaperPickers.get(position); + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + View view; + + if (convertView == null) { + view = mInflater.inflate(R.layout.wallpaper_picker_third_party_item, parent, false); + } else { + view = convertView; + } + + WallpaperPickerActivity.setWallpaperItemPaddingToZero((FrameLayout) view); + + ResolveInfo info = mThirdPartyWallpaperPickers.get(position).mResolveInfo; + TextView label = (TextView) view.findViewById(R.id.wallpaper_item_label); + label.setText(info.loadLabel(mPackageManager)); + Drawable icon = info.loadIcon(mPackageManager); + icon.setBounds(new Rect(0, 0, mIconSize, mIconSize)); + label.setCompoundDrawables(null, icon, null, null); + return view; + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java b/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java new file mode 100644 index 000000000..b3ef07309 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java @@ -0,0 +1,836 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.app.ActionBar; +import android.app.Activity; +import android.app.WallpaperManager; +import android.content.Context; +import android.content.Intent; +import android.content.SharedPreferences; +import android.content.res.Configuration; +import android.content.res.Resources; +import android.graphics.Bitmap; +import android.graphics.Bitmap.CompressFormat; +import android.graphics.BitmapFactory; +import android.graphics.BitmapRegionDecoder; +import android.graphics.Canvas; +import android.graphics.Matrix; +import android.graphics.Paint; +import android.graphics.Point; +import android.graphics.Rect; +import android.graphics.RectF; +import android.net.Uri; +import android.os.AsyncTask; +import android.os.Bundle; +import android.util.Log; +import android.view.Display; +import android.view.View; +import android.view.WindowManager; +import android.widget.Toast; + +import com.android.gallery3d.common.Utils; +import com.android.gallery3d.exif.ExifInterface; +import com.android.photos.BitmapRegionTileSource; +import com.android.photos.BitmapRegionTileSource.BitmapSource; + +import java.io.BufferedInputStream; +import java.io.ByteArrayInputStream; +import java.io.ByteArrayOutputStream; +import java.io.FileNotFoundException; +import java.io.IOException; +import java.io.InputStream; + +public class WallpaperCropActivity extends Activity { + private static final String LOGTAG = "Launcher3.CropActivity"; + + protected static final String WALLPAPER_WIDTH_KEY = "wallpaper.width"; + protected static final String WALLPAPER_HEIGHT_KEY = "wallpaper.height"; + private static final int DEFAULT_COMPRESS_QUALITY = 90; + /** + * The maximum bitmap size we allow to be returned through the intent. + * Intents have a maximum of 1MB in total size. However, the Bitmap seems to + * have some overhead to hit so that we go way below the limit here to make + * sure the intent stays below 1MB.We should consider just returning a byte + * array instead of a Bitmap instance to avoid overhead. + */ + public static final int MAX_BMAP_IN_INTENT = 750000; + private static final float WALLPAPER_SCREENS_SPAN = 2f; + + protected static Point sDefaultWallpaperSize; + + protected CropView mCropView; + protected Uri mUri; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + init(); + if (!enableRotation()) { + setRequestedOrientation(Configuration.ORIENTATION_PORTRAIT); + } + } + + protected void init() { + setContentView(R.layout.wallpaper_cropper); + + mCropView = (CropView) findViewById(R.id.cropView); + + Intent cropIntent = getIntent(); + final Uri imageUri = cropIntent.getData(); + + if (imageUri == null) { + Log.e(LOGTAG, "No URI passed in intent, exiting WallpaperCropActivity"); + finish(); + return; + } + + // Action bar + // Show the custom action bar view + final ActionBar actionBar = getActionBar(); + actionBar.setCustomView(R.layout.actionbar_set_wallpaper); + actionBar.getCustomView().setOnClickListener( + new View.OnClickListener() { + @Override + public void onClick(View v) { + boolean finishActivityWhenDone = true; + cropImageAndSetWallpaper(imageUri, null, finishActivityWhenDone); + } + }); + + // Load image in background + final BitmapRegionTileSource.UriBitmapSource bitmapSource = + new BitmapRegionTileSource.UriBitmapSource(this, imageUri, 1024); + Runnable onLoad = new Runnable() { + public void run() { + if (bitmapSource.getLoadingState() != BitmapSource.State.LOADED) { + Toast.makeText(WallpaperCropActivity.this, + getString(R.string.wallpaper_load_fail), + Toast.LENGTH_LONG).show(); + finish(); + } + } + }; + setCropViewTileSource(bitmapSource, true, false, onLoad); + } + + public void setCropViewTileSource( + final BitmapRegionTileSource.BitmapSource bitmapSource, final boolean touchEnabled, + final boolean moveToLeft, final Runnable postExecute) { + final Context context = WallpaperCropActivity.this; + final View progressView = findViewById(R.id.loading); + final AsyncTask loadBitmapTask = new AsyncTask() { + protected Void doInBackground(Void...args) { + if (!isCancelled()) { + bitmapSource.loadInBackground(); + } + return null; + } + protected void onPostExecute(Void arg) { + if (!isCancelled()) { + progressView.setVisibility(View.INVISIBLE); + if (bitmapSource.getLoadingState() == BitmapSource.State.LOADED) { + mCropView.setTileSource( + new BitmapRegionTileSource(context, bitmapSource), null); + mCropView.setTouchEnabled(touchEnabled); + if (moveToLeft) { + mCropView.moveToLeft(); + } + } + } + if (postExecute != null) { + postExecute.run(); + } + } + }; + // We don't want to show the spinner every time we load an image, because that would be + // annoying; instead, only start showing the spinner if loading the image has taken + // longer than 1 sec (ie 1000 ms) + progressView.postDelayed(new Runnable() { + public void run() { + if (loadBitmapTask.getStatus() != AsyncTask.Status.FINISHED) { + progressView.setVisibility(View.VISIBLE); + } + } + }, 1000); + loadBitmapTask.execute(); + } + + public boolean enableRotation() { + return getResources().getBoolean(R.bool.allow_rotation); + } + + public static String getSharedPreferencesKey() { + return WallpaperCropActivity.class.getName(); + } + + // As a ratio of screen height, the total distance we want the parallax effect to span + // horizontally + private static float wallpaperTravelToScreenWidthRatio(int width, int height) { + float aspectRatio = width / (float) height; + + // At an aspect ratio of 16/10, the wallpaper parallax effect should span 1.5 * screen width + // At an aspect ratio of 10/16, the wallpaper parallax effect should span 1.2 * screen width + // We will use these two data points to extrapolate how much the wallpaper parallax effect + // to span (ie travel) at any aspect ratio: + + final float ASPECT_RATIO_LANDSCAPE = 16/10f; + final float ASPECT_RATIO_PORTRAIT = 10/16f; + final float WALLPAPER_WIDTH_TO_SCREEN_RATIO_LANDSCAPE = 1.5f; + final float WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT = 1.2f; + + // To find out the desired width at different aspect ratios, we use the following two + // formulas, where the coefficient on x is the aspect ratio (width/height): + // (16/10)x + y = 1.5 + // (10/16)x + y = 1.2 + // We solve for x and y and end up with a final formula: + final float x = + (WALLPAPER_WIDTH_TO_SCREEN_RATIO_LANDSCAPE - WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT) / + (ASPECT_RATIO_LANDSCAPE - ASPECT_RATIO_PORTRAIT); + final float y = WALLPAPER_WIDTH_TO_SCREEN_RATIO_PORTRAIT - x * ASPECT_RATIO_PORTRAIT; + return x * aspectRatio + y; + } + + static protected Point getDefaultWallpaperSize(Resources res, WindowManager windowManager) { + if (sDefaultWallpaperSize == null) { + Point minDims = new Point(); + Point maxDims = new Point(); + windowManager.getDefaultDisplay().getCurrentSizeRange(minDims, maxDims); + + int maxDim = Math.max(maxDims.x, maxDims.y); + int minDim = Math.max(minDims.x, minDims.y); + + if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) { + Point realSize = new Point(); + windowManager.getDefaultDisplay().getRealSize(realSize); + maxDim = Math.max(realSize.x, realSize.y); + minDim = Math.min(realSize.x, realSize.y); + } + + // We need to ensure that there is enough extra space in the wallpaper + // for the intended parallax effects + final int defaultWidth, defaultHeight; + if (isScreenLarge(res)) { + defaultWidth = (int) (maxDim * wallpaperTravelToScreenWidthRatio(maxDim, minDim)); + defaultHeight = maxDim; + } else { + defaultWidth = Math.max((int) (minDim * WALLPAPER_SCREENS_SPAN), maxDim); + defaultHeight = maxDim; + } + sDefaultWallpaperSize = new Point(defaultWidth, defaultHeight); + } + return sDefaultWallpaperSize; + } + + public static int getRotationFromExif(String path) { + return getRotationFromExifHelper(path, null, 0, null, null); + } + + public static int getRotationFromExif(Context context, Uri uri) { + return getRotationFromExifHelper(null, null, 0, context, uri); + } + + public static int getRotationFromExif(Resources res, int resId) { + return getRotationFromExifHelper(null, res, resId, null, null); + } + + private static int getRotationFromExifHelper( + String path, Resources res, int resId, Context context, Uri uri) { + ExifInterface ei = new ExifInterface(); + InputStream is = null; + BufferedInputStream bis = null; + try { + if (path != null) { + ei.readExif(path); + } else if (uri != null) { + is = context.getContentResolver().openInputStream(uri); + bis = new BufferedInputStream(is); + ei.readExif(bis); + } else { + is = res.openRawResource(resId); + bis = new BufferedInputStream(is); + ei.readExif(bis); + } + Integer ori = ei.getTagIntValue(ExifInterface.TAG_ORIENTATION); + if (ori != null) { + return ExifInterface.getRotationForOrientationValue(ori.shortValue()); + } + } catch (IOException e) { + Log.w(LOGTAG, "Getting exif data failed", e); + } finally { + Utils.closeSilently(bis); + Utils.closeSilently(is); + } + return 0; + } + + protected void setWallpaper(String filePath, final boolean finishActivityWhenDone) { + int rotation = getRotationFromExif(filePath); + BitmapCropTask cropTask = new BitmapCropTask( + this, filePath, null, rotation, 0, 0, true, false, null); + final Point bounds = cropTask.getImageBounds(); + Runnable onEndCrop = new Runnable() { + public void run() { + updateWallpaperDimensions(bounds.x, bounds.y); + if (finishActivityWhenDone) { + setResult(Activity.RESULT_OK); + finish(); + } + } + }; + cropTask.setOnEndRunnable(onEndCrop); + cropTask.setNoCrop(true); + cropTask.execute(); + } + + protected void cropImageAndSetWallpaper( + Resources res, int resId, final boolean finishActivityWhenDone) { + // crop this image and scale it down to the default wallpaper size for + // this device + int rotation = getRotationFromExif(res, resId); + Point inSize = mCropView.getSourceDimensions(); + Point outSize = getDefaultWallpaperSize(getResources(), + getWindowManager()); + RectF crop = getMaxCropRect( + inSize.x, inSize.y, outSize.x, outSize.y, false); + Runnable onEndCrop = new Runnable() { + public void run() { + // Passing 0, 0 will cause launcher to revert to using the + // default wallpaper size + updateWallpaperDimensions(0, 0); + if (finishActivityWhenDone) { + setResult(Activity.RESULT_OK); + finish(); + } + } + }; + BitmapCropTask cropTask = new BitmapCropTask(this, res, resId, + crop, rotation, outSize.x, outSize.y, true, false, onEndCrop); + cropTask.execute(); + } + + private static boolean isScreenLarge(Resources res) { + Configuration config = res.getConfiguration(); + return config.smallestScreenWidthDp >= 720; + } + + protected void cropImageAndSetWallpaper(Uri uri, + OnBitmapCroppedHandler onBitmapCroppedHandler, final boolean finishActivityWhenDone) { + // Get the crop + boolean ltr = mCropView.getLayoutDirection() == View.LAYOUT_DIRECTION_LTR; + + + Display d = getWindowManager().getDefaultDisplay(); + + Point displaySize = new Point(); + d.getSize(displaySize); + boolean isPortrait = displaySize.x < displaySize.y; + + Point defaultWallpaperSize = getDefaultWallpaperSize(getResources(), + getWindowManager()); + // Get the crop + RectF cropRect = mCropView.getCrop(); + int cropRotation = mCropView.getImageRotation(); + float cropScale = mCropView.getWidth() / (float) cropRect.width(); + + Point inSize = mCropView.getSourceDimensions(); + Matrix rotateMatrix = new Matrix(); + rotateMatrix.setRotate(cropRotation); + float[] rotatedInSize = new float[] { inSize.x, inSize.y }; + rotateMatrix.mapPoints(rotatedInSize); + rotatedInSize[0] = Math.abs(rotatedInSize[0]); + rotatedInSize[1] = Math.abs(rotatedInSize[1]); + + // ADJUST CROP WIDTH + // Extend the crop all the way to the right, for parallax + // (or all the way to the left, in RTL) + float extraSpace = ltr ? rotatedInSize[0] - cropRect.right : cropRect.left; + // Cap the amount of extra width + float maxExtraSpace = defaultWallpaperSize.x / cropScale - cropRect.width(); + extraSpace = Math.min(extraSpace, maxExtraSpace); + + if (ltr) { + cropRect.right += extraSpace; + } else { + cropRect.left -= extraSpace; + } + + // ADJUST CROP HEIGHT + if (isPortrait) { + cropRect.bottom = cropRect.top + defaultWallpaperSize.y / cropScale; + } else { // LANDSCAPE + float extraPortraitHeight = + defaultWallpaperSize.y / cropScale - cropRect.height(); + float expandHeight = + Math.min(Math.min(rotatedInSize[1] - cropRect.bottom, cropRect.top), + extraPortraitHeight / 2); + cropRect.top -= expandHeight; + cropRect.bottom += expandHeight; + } + final int outWidth = (int) Math.round(cropRect.width() * cropScale); + final int outHeight = (int) Math.round(cropRect.height() * cropScale); + + Runnable onEndCrop = new Runnable() { + public void run() { + updateWallpaperDimensions(outWidth, outHeight); + if (finishActivityWhenDone) { + setResult(Activity.RESULT_OK); + finish(); + } + } + }; + BitmapCropTask cropTask = new BitmapCropTask(this, uri, + cropRect, cropRotation, outWidth, outHeight, true, false, onEndCrop); + if (onBitmapCroppedHandler != null) { + cropTask.setOnBitmapCropped(onBitmapCroppedHandler); + } + cropTask.execute(); + } + + public interface OnBitmapCroppedHandler { + public void onBitmapCropped(byte[] imageBytes); + } + + protected static class BitmapCropTask extends AsyncTask { + Uri mInUri = null; + Context mContext; + String mInFilePath; + byte[] mInImageBytes; + int mInResId = 0; + RectF mCropBounds = null; + int mOutWidth, mOutHeight; + int mRotation; + String mOutputFormat = "jpg"; // for now + boolean mSetWallpaper; + boolean mSaveCroppedBitmap; + Bitmap mCroppedBitmap; + Runnable mOnEndRunnable; + Resources mResources; + OnBitmapCroppedHandler mOnBitmapCroppedHandler; + boolean mNoCrop; + + public BitmapCropTask(Context c, String filePath, + RectF cropBounds, int rotation, int outWidth, int outHeight, + boolean setWallpaper, boolean saveCroppedBitmap, Runnable onEndRunnable) { + mContext = c; + mInFilePath = filePath; + init(cropBounds, rotation, + outWidth, outHeight, setWallpaper, saveCroppedBitmap, onEndRunnable); + } + + public BitmapCropTask(byte[] imageBytes, + RectF cropBounds, int rotation, int outWidth, int outHeight, + boolean setWallpaper, boolean saveCroppedBitmap, Runnable onEndRunnable) { + mInImageBytes = imageBytes; + init(cropBounds, rotation, + outWidth, outHeight, setWallpaper, saveCroppedBitmap, onEndRunnable); + } + + public BitmapCropTask(Context c, Uri inUri, + RectF cropBounds, int rotation, int outWidth, int outHeight, + boolean setWallpaper, boolean saveCroppedBitmap, Runnable onEndRunnable) { + mContext = c; + mInUri = inUri; + init(cropBounds, rotation, + outWidth, outHeight, setWallpaper, saveCroppedBitmap, onEndRunnable); + } + + public BitmapCropTask(Context c, Resources res, int inResId, + RectF cropBounds, int rotation, int outWidth, int outHeight, + boolean setWallpaper, boolean saveCroppedBitmap, Runnable onEndRunnable) { + mContext = c; + mInResId = inResId; + mResources = res; + init(cropBounds, rotation, + outWidth, outHeight, setWallpaper, saveCroppedBitmap, onEndRunnable); + } + + private void init(RectF cropBounds, int rotation, int outWidth, int outHeight, + boolean setWallpaper, boolean saveCroppedBitmap, Runnable onEndRunnable) { + mCropBounds = cropBounds; + mRotation = rotation; + mOutWidth = outWidth; + mOutHeight = outHeight; + mSetWallpaper = setWallpaper; + mSaveCroppedBitmap = saveCroppedBitmap; + mOnEndRunnable = onEndRunnable; + } + + public void setOnBitmapCropped(OnBitmapCroppedHandler handler) { + mOnBitmapCroppedHandler = handler; + } + + public void setNoCrop(boolean value) { + mNoCrop = value; + } + + public void setOnEndRunnable(Runnable onEndRunnable) { + mOnEndRunnable = onEndRunnable; + } + + // Helper to setup input stream + private InputStream regenerateInputStream() { + if (mInUri == null && mInResId == 0 && mInFilePath == null && mInImageBytes == null) { + Log.w(LOGTAG, "cannot read original file, no input URI, resource ID, or " + + "image byte array given"); + } else { + try { + if (mInUri != null) { + return new BufferedInputStream( + mContext.getContentResolver().openInputStream(mInUri)); + } else if (mInFilePath != null) { + return mContext.openFileInput(mInFilePath); + } else if (mInImageBytes != null) { + return new BufferedInputStream(new ByteArrayInputStream(mInImageBytes)); + } else { + return new BufferedInputStream(mResources.openRawResource(mInResId)); + } + } catch (FileNotFoundException e) { + Log.w(LOGTAG, "cannot read file: " + mInUri.toString(), e); + } + } + return null; + } + + public Point getImageBounds() { + InputStream is = regenerateInputStream(); + if (is != null) { + BitmapFactory.Options options = new BitmapFactory.Options(); + options.inJustDecodeBounds = true; + BitmapFactory.decodeStream(is, null, options); + Utils.closeSilently(is); + if (options.outWidth != 0 && options.outHeight != 0) { + return new Point(options.outWidth, options.outHeight); + } + } + return null; + } + + public void setCropBounds(RectF cropBounds) { + mCropBounds = cropBounds; + } + + public Bitmap getCroppedBitmap() { + return mCroppedBitmap; + } + public boolean cropBitmap() { + boolean failure = false; + + + WallpaperManager wallpaperManager = null; + if (mSetWallpaper) { + wallpaperManager = WallpaperManager.getInstance(mContext.getApplicationContext()); + } + + + if (mSetWallpaper && mNoCrop) { + try { + InputStream is = regenerateInputStream(); + if (is != null) { + wallpaperManager.setStream(is); + Utils.closeSilently(is); + } + } catch (IOException e) { + Log.w(LOGTAG, "cannot write stream to wallpaper", e); + failure = true; + } + return !failure; + } else { + // Find crop bounds (scaled to original image size) + Rect roundedTrueCrop = new Rect(); + Matrix rotateMatrix = new Matrix(); + Matrix inverseRotateMatrix = new Matrix(); + + Point bounds = getImageBounds(); + if (mRotation > 0) { + rotateMatrix.setRotate(mRotation); + inverseRotateMatrix.setRotate(-mRotation); + + mCropBounds.roundOut(roundedTrueCrop); + mCropBounds = new RectF(roundedTrueCrop); + + if (bounds == null) { + Log.w(LOGTAG, "cannot get bounds for image"); + failure = true; + return false; + } + + float[] rotatedBounds = new float[] { bounds.x, bounds.y }; + rotateMatrix.mapPoints(rotatedBounds); + rotatedBounds[0] = Math.abs(rotatedBounds[0]); + rotatedBounds[1] = Math.abs(rotatedBounds[1]); + + mCropBounds.offset(-rotatedBounds[0]/2, -rotatedBounds[1]/2); + inverseRotateMatrix.mapRect(mCropBounds); + mCropBounds.offset(bounds.x/2, bounds.y/2); + + } + + mCropBounds.roundOut(roundedTrueCrop); + + if (roundedTrueCrop.width() <= 0 || roundedTrueCrop.height() <= 0) { + Log.w(LOGTAG, "crop has bad values for full size image"); + failure = true; + return false; + } + + // See how much we're reducing the size of the image + int scaleDownSampleSize = Math.max(1, Math.min(roundedTrueCrop.width() / mOutWidth, + roundedTrueCrop.height() / mOutHeight)); + // Attempt to open a region decoder + BitmapRegionDecoder decoder = null; + InputStream is = null; + try { + is = regenerateInputStream(); + if (is == null) { + Log.w(LOGTAG, "cannot get input stream for uri=" + mInUri.toString()); + failure = true; + return false; + } + decoder = BitmapRegionDecoder.newInstance(is, false); + Utils.closeSilently(is); + } catch (IOException e) { + Log.w(LOGTAG, "cannot open region decoder for file: " + mInUri.toString(), e); + } finally { + Utils.closeSilently(is); + is = null; + } + + Bitmap crop = null; + if (decoder != null) { + // Do region decoding to get crop bitmap + BitmapFactory.Options options = new BitmapFactory.Options(); + if (scaleDownSampleSize > 1) { + options.inSampleSize = scaleDownSampleSize; + } + crop = decoder.decodeRegion(roundedTrueCrop, options); + decoder.recycle(); + } + + if (crop == null) { + // BitmapRegionDecoder has failed, try to crop in-memory + is = regenerateInputStream(); + Bitmap fullSize = null; + if (is != null) { + BitmapFactory.Options options = new BitmapFactory.Options(); + if (scaleDownSampleSize > 1) { + options.inSampleSize = scaleDownSampleSize; + } + fullSize = BitmapFactory.decodeStream(is, null, options); + Utils.closeSilently(is); + } + if (fullSize != null) { + // Find out the true sample size that was used by the decoder + scaleDownSampleSize = bounds.x / fullSize.getWidth(); + mCropBounds.left /= scaleDownSampleSize; + mCropBounds.top /= scaleDownSampleSize; + mCropBounds.bottom /= scaleDownSampleSize; + mCropBounds.right /= scaleDownSampleSize; + mCropBounds.roundOut(roundedTrueCrop); + + // Adjust values to account for issues related to rounding + if (roundedTrueCrop.width() > fullSize.getWidth()) { + // Adjust the width + roundedTrueCrop.right = roundedTrueCrop.left + fullSize.getWidth(); + } + if (roundedTrueCrop.right > fullSize.getWidth()) { + // Adjust the left value + int adjustment = roundedTrueCrop.left - + Math.max(0, roundedTrueCrop.right - roundedTrueCrop.width()); + roundedTrueCrop.left -= adjustment; + roundedTrueCrop.right -= adjustment; + } + if (roundedTrueCrop.height() > fullSize.getHeight()) { + // Adjust the height + roundedTrueCrop.bottom = roundedTrueCrop.top + fullSize.getHeight(); + } + if (roundedTrueCrop.bottom > fullSize.getHeight()) { + // Adjust the top value + int adjustment = roundedTrueCrop.top - + Math.max(0, roundedTrueCrop.bottom - roundedTrueCrop.height()); + roundedTrueCrop.top -= adjustment; + roundedTrueCrop.bottom -= adjustment; + } + + crop = Bitmap.createBitmap(fullSize, roundedTrueCrop.left, + roundedTrueCrop.top, roundedTrueCrop.width(), + roundedTrueCrop.height()); + } + } + + if (crop == null) { + Log.w(LOGTAG, "cannot decode file: " + mInUri.toString()); + failure = true; + return false; + } + if (mOutWidth > 0 && mOutHeight > 0 || mRotation > 0) { + float[] dimsAfter = new float[] { crop.getWidth(), crop.getHeight() }; + rotateMatrix.mapPoints(dimsAfter); + dimsAfter[0] = Math.abs(dimsAfter[0]); + dimsAfter[1] = Math.abs(dimsAfter[1]); + + if (!(mOutWidth > 0 && mOutHeight > 0)) { + mOutWidth = Math.round(dimsAfter[0]); + mOutHeight = Math.round(dimsAfter[1]); + } + + RectF cropRect = new RectF(0, 0, dimsAfter[0], dimsAfter[1]); + RectF returnRect = new RectF(0, 0, mOutWidth, mOutHeight); + + Matrix m = new Matrix(); + if (mRotation == 0) { + m.setRectToRect(cropRect, returnRect, Matrix.ScaleToFit.FILL); + } else { + Matrix m1 = new Matrix(); + m1.setTranslate(-crop.getWidth() / 2f, -crop.getHeight() / 2f); + Matrix m2 = new Matrix(); + m2.setRotate(mRotation); + Matrix m3 = new Matrix(); + m3.setTranslate(dimsAfter[0] / 2f, dimsAfter[1] / 2f); + Matrix m4 = new Matrix(); + m4.setRectToRect(cropRect, returnRect, Matrix.ScaleToFit.FILL); + + Matrix c1 = new Matrix(); + c1.setConcat(m2, m1); + Matrix c2 = new Matrix(); + c2.setConcat(m4, m3); + m.setConcat(c2, c1); + } + + Bitmap tmp = Bitmap.createBitmap((int) returnRect.width(), + (int) returnRect.height(), Bitmap.Config.ARGB_8888); + if (tmp != null) { + Canvas c = new Canvas(tmp); + Paint p = new Paint(); + p.setFilterBitmap(true); + c.drawBitmap(crop, m, p); + crop = tmp; + } + } + + if (mSaveCroppedBitmap) { + mCroppedBitmap = crop; + } + + // Get output compression format + CompressFormat cf = + convertExtensionToCompressFormat(getFileExtension(mOutputFormat)); + + // Compress to byte array + ByteArrayOutputStream tmpOut = new ByteArrayOutputStream(2048); + if (crop.compress(cf, DEFAULT_COMPRESS_QUALITY, tmpOut)) { + // If we need to set to the wallpaper, set it + if (mSetWallpaper && wallpaperManager != null) { + try { + byte[] outByteArray = tmpOut.toByteArray(); + wallpaperManager.setStream(new ByteArrayInputStream(outByteArray)); + if (mOnBitmapCroppedHandler != null) { + mOnBitmapCroppedHandler.onBitmapCropped(outByteArray); + } + } catch (IOException e) { + Log.w(LOGTAG, "cannot write stream to wallpaper", e); + failure = true; + } + } + } else { + Log.w(LOGTAG, "cannot compress bitmap"); + failure = true; + } + } + return !failure; // True if any of the operations failed + } + + @Override + protected Boolean doInBackground(Void... params) { + return cropBitmap(); + } + + @Override + protected void onPostExecute(Boolean result) { + if (mOnEndRunnable != null) { + mOnEndRunnable.run(); + } + } + } + + protected void updateWallpaperDimensions(int width, int height) { + String spKey = getSharedPreferencesKey(); + SharedPreferences sp = getSharedPreferences(spKey, Context.MODE_MULTI_PROCESS); + SharedPreferences.Editor editor = sp.edit(); + if (width != 0 && height != 0) { + editor.putInt(WALLPAPER_WIDTH_KEY, width); + editor.putInt(WALLPAPER_HEIGHT_KEY, height); + } else { + editor.remove(WALLPAPER_WIDTH_KEY); + editor.remove(WALLPAPER_HEIGHT_KEY); + } + editor.commit(); + + suggestWallpaperDimension(getResources(), + sp, getWindowManager(), WallpaperManager.getInstance(this)); + } + + static public void suggestWallpaperDimension(Resources res, + final SharedPreferences sharedPrefs, + WindowManager windowManager, + final WallpaperManager wallpaperManager) { + final Point defaultWallpaperSize = getDefaultWallpaperSize(res, windowManager); + // If we have saved a wallpaper width/height, use that instead + int savedWidth = sharedPrefs.getInt(WALLPAPER_WIDTH_KEY, defaultWallpaperSize.x); + int savedHeight = sharedPrefs.getInt(WALLPAPER_HEIGHT_KEY, defaultWallpaperSize.y); + if (savedWidth != wallpaperManager.getDesiredMinimumWidth() || + savedHeight != wallpaperManager.getDesiredMinimumHeight()) { + wallpaperManager.suggestDesiredDimensions(savedWidth, savedHeight); + } + } + + protected static RectF getMaxCropRect( + int inWidth, int inHeight, int outWidth, int outHeight, boolean leftAligned) { + RectF cropRect = new RectF(); + // Get a crop rect that will fit this + if (inWidth / (float) inHeight > outWidth / (float) outHeight) { + cropRect.top = 0; + cropRect.bottom = inHeight; + cropRect.left = (inWidth - (outWidth / (float) outHeight) * inHeight) / 2; + cropRect.right = inWidth - cropRect.left; + if (leftAligned) { + cropRect.right -= cropRect.left; + cropRect.left = 0; + } + } else { + cropRect.left = 0; + cropRect.right = inWidth; + cropRect.top = (inHeight - (outHeight / (float) outWidth) * inWidth) / 2; + cropRect.bottom = inHeight - cropRect.top; + } + return cropRect; + } + + protected static CompressFormat convertExtensionToCompressFormat(String extension) { + return extension.equals("png") ? CompressFormat.PNG : CompressFormat.JPEG; + } + + protected static String getFileExtension(String requestFormat) { + String outputFormat = (requestFormat == null) + ? "jpg" + : requestFormat; + outputFormat = outputFormat.toLowerCase(); + return (outputFormat.equals("png") || outputFormat.equals("gif")) + ? "png" // We don't support gif compression. + : "jpg"; + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java new file mode 100644 index 000000000..d3c779fe4 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java @@ -0,0 +1,1004 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.animation.Animator; +import android.animation.LayoutTransition; +import android.app.ActionBar; +import android.app.Activity; +import android.app.WallpaperInfo; +import android.app.WallpaperManager; +import android.content.Context; +import android.content.Intent; +import android.content.pm.ApplicationInfo; +import android.content.pm.PackageManager; +import android.content.res.Resources; +import android.database.Cursor; +import android.database.DataSetObserver; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.graphics.Canvas; +import android.graphics.Matrix; +import android.graphics.Paint; +import android.graphics.Point; +import android.graphics.PorterDuff; +import android.graphics.Rect; +import android.graphics.RectF; +import android.graphics.drawable.BitmapDrawable; +import android.graphics.drawable.Drawable; +import android.graphics.drawable.LevelListDrawable; +import android.net.Uri; +import android.os.AsyncTask; +import android.os.Build; +import android.os.Bundle; +import android.provider.MediaStore; +import android.util.Log; +import android.util.Pair; +import android.view.ActionMode; +import android.view.LayoutInflater; +import android.view.Menu; +import android.view.MenuInflater; +import android.view.MenuItem; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.View.OnLayoutChangeListener; +import android.view.ViewGroup; +import android.view.ViewPropertyAnimator; +import android.view.ViewTreeObserver; +import android.view.ViewTreeObserver.OnGlobalLayoutListener; +import android.view.animation.AccelerateInterpolator; +import android.view.animation.DecelerateInterpolator; +import android.widget.BaseAdapter; +import android.widget.FrameLayout; +import android.widget.HorizontalScrollView; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.widget.ListAdapter; +import android.widget.Toast; + +import com.android.photos.BitmapRegionTileSource; +import com.android.photos.BitmapRegionTileSource.BitmapSource; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.ArrayList; + +public class WallpaperPickerActivity extends WallpaperCropActivity { + static final String TAG = "Launcher.WallpaperPickerActivity"; + + public static final int IMAGE_PICK = 5; + public static final int PICK_WALLPAPER_THIRD_PARTY_ACTIVITY = 6; + public static final int PICK_LIVE_WALLPAPER = 7; + private static final String TEMP_WALLPAPER_TILES = "TEMP_WALLPAPER_TILES"; + private static final String OLD_DEFAULT_WALLPAPER_THUMBNAIL_FILENAME = "default_thumb.jpg"; + private static final String DEFAULT_WALLPAPER_THUMBNAIL_FILENAME = "default_thumb2.jpg"; + + private View mSelectedTile; + private boolean mIgnoreNextTap; + private OnClickListener mThumbnailOnClickListener; + + private LinearLayout mWallpapersView; + private View mWallpaperStrip; + + private ActionMode.Callback mActionModeCallback; + private ActionMode mActionMode; + + private View.OnLongClickListener mLongClickListener; + + ArrayList mTempWallpaperTiles = new ArrayList(); + private SavedWallpaperImages mSavedImages; + private WallpaperInfo mLiveWallpaperInfoOnPickerLaunch; + + public static abstract class WallpaperTileInfo { + protected View mView; + public void setView(View v) { + mView = v; + } + public void onClick(WallpaperPickerActivity a) {} + public void onSave(WallpaperPickerActivity a) {} + public void onDelete(WallpaperPickerActivity a) {} + public boolean isSelectable() { return false; } + public boolean isNamelessWallpaper() { return false; } + public void onIndexUpdated(CharSequence label) { + if (isNamelessWallpaper()) { + mView.setContentDescription(label); + } + } + } + + public static class PickImageInfo extends WallpaperTileInfo { + @Override + public void onClick(WallpaperPickerActivity a) { + Intent intent = new Intent(Intent.ACTION_GET_CONTENT); + intent.setType("image/*"); + a.startActivityForResultSafely(intent, IMAGE_PICK); + } + } + + public static class UriWallpaperInfo extends WallpaperTileInfo { + private Uri mUri; + private boolean mFirstClick = true; + private BitmapRegionTileSource.UriBitmapSource mBitmapSource; + public UriWallpaperInfo(Uri uri) { + mUri = uri; + } + @Override + public void onClick(final WallpaperPickerActivity a) { + final Runnable onLoad; + if (!mFirstClick) { + onLoad = null; + } else { + mFirstClick = false; + onLoad = new Runnable() { + public void run() { + if (mBitmapSource != null && + mBitmapSource.getLoadingState() == BitmapSource.State.LOADED) { + mView.setVisibility(View.VISIBLE); + a.selectTile(mView); + } else { + ViewGroup parent = (ViewGroup) mView.getParent(); + if (parent != null) { + parent.removeView(mView); + Toast.makeText(a, + a.getString(R.string.image_load_fail), + Toast.LENGTH_SHORT).show(); + } + } + } + }; + } + mBitmapSource = new BitmapRegionTileSource.UriBitmapSource( + a, mUri, BitmapRegionTileSource.MAX_PREVIEW_SIZE); + a.setCropViewTileSource(mBitmapSource, true, false, onLoad); + } + @Override + public void onSave(final WallpaperPickerActivity a) { + boolean finishActivityWhenDone = true; + OnBitmapCroppedHandler h = new OnBitmapCroppedHandler() { + public void onBitmapCropped(byte[] imageBytes) { + Point thumbSize = getDefaultThumbnailSize(a.getResources()); + // rotation is set to 0 since imageBytes has already been correctly rotated + Bitmap thumb = createThumbnail( + thumbSize, null, null, imageBytes, null, 0, 0, true); + a.getSavedImages().writeImage(thumb, imageBytes); + } + }; + a.cropImageAndSetWallpaper(mUri, h, finishActivityWhenDone); + } + @Override + public boolean isSelectable() { + return true; + } + @Override + public boolean isNamelessWallpaper() { + return true; + } + } + + public static class ResourceWallpaperInfo extends WallpaperTileInfo { + private Resources mResources; + private int mResId; + private Drawable mThumb; + + public ResourceWallpaperInfo(Resources res, int resId, Drawable thumb) { + mResources = res; + mResId = resId; + mThumb = thumb; + } + @Override + public void onClick(WallpaperPickerActivity a) { + BitmapRegionTileSource.ResourceBitmapSource bitmapSource = + new BitmapRegionTileSource.ResourceBitmapSource( + mResources, mResId, BitmapRegionTileSource.MAX_PREVIEW_SIZE); + bitmapSource.loadInBackground(); + BitmapRegionTileSource source = new BitmapRegionTileSource(a, bitmapSource); + CropView v = a.getCropView(); + v.setTileSource(source, null); + Point wallpaperSize = WallpaperCropActivity.getDefaultWallpaperSize( + a.getResources(), a.getWindowManager()); + RectF crop = WallpaperCropActivity.getMaxCropRect( + source.getImageWidth(), source.getImageHeight(), + wallpaperSize.x, wallpaperSize.y, false); + v.setScale(wallpaperSize.x / crop.width()); + v.setTouchEnabled(false); + } + @Override + public void onSave(WallpaperPickerActivity a) { + boolean finishActivityWhenDone = true; + a.cropImageAndSetWallpaper(mResources, mResId, finishActivityWhenDone); + } + @Override + public boolean isSelectable() { + return true; + } + @Override + public boolean isNamelessWallpaper() { + return true; + } + } + + public static class DefaultWallpaperInfo extends WallpaperTileInfo { + public Drawable mThumb; + public DefaultWallpaperInfo(Drawable thumb) { + mThumb = thumb; + } + @Override + public void onClick(WallpaperPickerActivity a) { + CropView c = a.getCropView(); + + Drawable defaultWallpaper = WallpaperManager.getInstance(a).getBuiltInDrawable( + c.getWidth(), c.getHeight(), false, 0.5f, 0.5f); + + c.setTileSource( + new DrawableTileSource(a, defaultWallpaper, DrawableTileSource.MAX_PREVIEW_SIZE), null); + c.setScale(1f); + c.setTouchEnabled(false); + } + @Override + public void onSave(WallpaperPickerActivity a) { + try { + WallpaperManager.getInstance(a).clear(); + } catch (IOException e) { + Log.w("Setting wallpaper to default threw exception", e); + } + a.finish(); + } + @Override + public boolean isSelectable() { + return true; + } + @Override + public boolean isNamelessWallpaper() { + return true; + } + } + + public void setWallpaperStripYOffset(float offset) { + mWallpaperStrip.setPadding(0, 0, 0, (int) offset); + } + + // called by onCreate; this is subclassed to overwrite WallpaperCropActivity + protected void init() { + setContentView(R.layout.wallpaper_picker); + + mCropView = (CropView) findViewById(R.id.cropView); + mWallpaperStrip = findViewById(R.id.wallpaper_strip); + mCropView.setTouchCallback(new CropView.TouchCallback() { + ViewPropertyAnimator mAnim; + @Override + public void onTouchDown() { + if (mAnim != null) { + mAnim.cancel(); + } + if (mWallpaperStrip.getAlpha() == 1f) { + mIgnoreNextTap = true; + } + mAnim = mWallpaperStrip.animate(); + mAnim.alpha(0f) + .setDuration(150) + .withEndAction(new Runnable() { + public void run() { + mWallpaperStrip.setVisibility(View.INVISIBLE); + } + }); + mAnim.setInterpolator(new AccelerateInterpolator(0.75f)); + mAnim.start(); + } + @Override + public void onTouchUp() { + mIgnoreNextTap = false; + } + @Override + public void onTap() { + boolean ignoreTap = mIgnoreNextTap; + mIgnoreNextTap = false; + if (!ignoreTap) { + if (mAnim != null) { + mAnim.cancel(); + } + mWallpaperStrip.setVisibility(View.VISIBLE); + mAnim = mWallpaperStrip.animate(); + mAnim.alpha(1f) + .setDuration(150) + .setInterpolator(new DecelerateInterpolator(0.75f)); + mAnim.start(); + } + } + }); + + mThumbnailOnClickListener = new OnClickListener() { + public void onClick(View v) { + if (mActionMode != null) { + // When CAB is up, clicking toggles the item instead + if (v.isLongClickable()) { + mLongClickListener.onLongClick(v); + } + return; + } + WallpaperTileInfo info = (WallpaperTileInfo) v.getTag(); + if (info.isSelectable() && v.getVisibility() == View.VISIBLE) { + selectTile(v); + } + info.onClick(WallpaperPickerActivity.this); + } + }; + mLongClickListener = new View.OnLongClickListener() { + // Called when the user long-clicks on someView + public boolean onLongClick(View view) { + CheckableFrameLayout c = (CheckableFrameLayout) view; + c.toggle(); + + if (mActionMode != null) { + mActionMode.invalidate(); + } else { + // Start the CAB using the ActionMode.Callback defined below + mActionMode = startActionMode(mActionModeCallback); + int childCount = mWallpapersView.getChildCount(); + for (int i = 0; i < childCount; i++) { + mWallpapersView.getChildAt(i).setSelected(false); + } + } + return true; + } + }; + + // Populate the built-in wallpapers + ArrayList wallpapers = findBundledWallpapers(); + mWallpapersView = (LinearLayout) findViewById(R.id.wallpaper_list); + BuiltInWallpapersAdapter ia = new BuiltInWallpapersAdapter(this, wallpapers); + populateWallpapersFromAdapter(mWallpapersView, ia, false); + + // Populate the saved wallpapers + mSavedImages = new SavedWallpaperImages(this); + mSavedImages.loadThumbnailsAndImageIdList(); + populateWallpapersFromAdapter(mWallpapersView, mSavedImages, true); + + // Populate the live wallpapers + final LinearLayout liveWallpapersView = + (LinearLayout) findViewById(R.id.live_wallpaper_list); + final LiveWallpaperListAdapter a = new LiveWallpaperListAdapter(this); + a.registerDataSetObserver(new DataSetObserver() { + public void onChanged() { + liveWallpapersView.removeAllViews(); + populateWallpapersFromAdapter(liveWallpapersView, a, false); + initializeScrollForRtl(); + updateTileIndices(); + } + }); + + // Populate the third-party wallpaper pickers + final LinearLayout thirdPartyWallpapersView = + (LinearLayout) findViewById(R.id.third_party_wallpaper_list); + final ThirdPartyWallpaperPickerListAdapter ta = + new ThirdPartyWallpaperPickerListAdapter(this); + populateWallpapersFromAdapter(thirdPartyWallpapersView, ta, false); + + // Add a tile for the Gallery + LinearLayout masterWallpaperList = (LinearLayout) findViewById(R.id.master_wallpaper_list); + FrameLayout pickImageTile = (FrameLayout) getLayoutInflater(). + inflate(R.layout.wallpaper_picker_image_picker_item, masterWallpaperList, false); + setWallpaperItemPaddingToZero(pickImageTile); + masterWallpaperList.addView(pickImageTile, 0); + + // Make its background the last photo taken on external storage + Bitmap lastPhoto = getThumbnailOfLastPhoto(); + if (lastPhoto != null) { + ImageView galleryThumbnailBg = + (ImageView) pickImageTile.findViewById(R.id.wallpaper_image); + galleryThumbnailBg.setImageBitmap(getThumbnailOfLastPhoto()); + int colorOverlay = getResources().getColor(R.color.wallpaper_picker_translucent_gray); + galleryThumbnailBg.setColorFilter(colorOverlay, PorterDuff.Mode.SRC_ATOP); + + } + + PickImageInfo pickImageInfo = new PickImageInfo(); + pickImageTile.setTag(pickImageInfo); + pickImageInfo.setView(pickImageTile); + pickImageTile.setOnClickListener(mThumbnailOnClickListener); + + // Add a tile for the default wallpaper + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { + DefaultWallpaperInfo defaultWallpaperInfo = getDefaultWallpaper(); + FrameLayout defaultWallpaperTile = (FrameLayout) createImageTileView( + getLayoutInflater(), 0, null, mWallpapersView, defaultWallpaperInfo.mThumb); + setWallpaperItemPaddingToZero(defaultWallpaperTile); + defaultWallpaperTile.setTag(defaultWallpaperInfo); + mWallpapersView.addView(defaultWallpaperTile, 0); + defaultWallpaperTile.setOnClickListener(mThumbnailOnClickListener); + defaultWallpaperInfo.setView(defaultWallpaperTile); + } + + // Select the first item; wait for a layout pass so that we initialize the dimensions of + // cropView or the defaultWallpaperView first + mCropView.addOnLayoutChangeListener(new OnLayoutChangeListener() { + @Override + public void onLayoutChange(View v, int left, int top, int right, int bottom, + int oldLeft, int oldTop, int oldRight, int oldBottom) { + if ((right - left) > 0 && (bottom - top) > 0) { + if (mWallpapersView.getChildCount() > 0) { + mThumbnailOnClickListener.onClick(mWallpapersView.getChildAt(0)); + } + v.removeOnLayoutChangeListener(this); + } + } + }); + + updateTileIndices(); + + // Update the scroll for RTL + initializeScrollForRtl(); + + // Create smooth layout transitions for when items are deleted + final LayoutTransition transitioner = new LayoutTransition(); + transitioner.setDuration(200); + transitioner.setStartDelay(LayoutTransition.CHANGE_DISAPPEARING, 0); + transitioner.setAnimator(LayoutTransition.DISAPPEARING, null); + mWallpapersView.setLayoutTransition(transitioner); + + // Action bar + // Show the custom action bar view + final ActionBar actionBar = getActionBar(); + actionBar.setCustomView(R.layout.actionbar_set_wallpaper); + actionBar.getCustomView().setOnClickListener( + new View.OnClickListener() { + @Override + public void onClick(View v) { + if (mSelectedTile != null) { + WallpaperTileInfo info = (WallpaperTileInfo) mSelectedTile.getTag(); + info.onSave(WallpaperPickerActivity.this); + } + } + }); + + // CAB for deleting items + mActionModeCallback = new ActionMode.Callback() { + // Called when the action mode is created; startActionMode() was called + @Override + public boolean onCreateActionMode(ActionMode mode, Menu menu) { + // Inflate a menu resource providing context menu items + MenuInflater inflater = mode.getMenuInflater(); + inflater.inflate(R.menu.cab_delete_wallpapers, menu); + return true; + } + + private int numCheckedItems() { + int childCount = mWallpapersView.getChildCount(); + int numCheckedItems = 0; + for (int i = 0; i < childCount; i++) { + CheckableFrameLayout c = (CheckableFrameLayout) mWallpapersView.getChildAt(i); + if (c.isChecked()) { + numCheckedItems++; + } + } + return numCheckedItems; + } + + // Called each time the action mode is shown. Always called after onCreateActionMode, + // but may be called multiple times if the mode is invalidated. + @Override + public boolean onPrepareActionMode(ActionMode mode, Menu menu) { + int numCheckedItems = numCheckedItems(); + if (numCheckedItems == 0) { + mode.finish(); + return true; + } else { + mode.setTitle(getResources().getQuantityString( + R.plurals.number_of_items_selected, numCheckedItems, numCheckedItems)); + return true; + } + } + + // Called when the user selects a contextual menu item + @Override + public boolean onActionItemClicked(ActionMode mode, MenuItem item) { + int itemId = item.getItemId(); + if (itemId == R.id.menu_delete) { + int childCount = mWallpapersView.getChildCount(); + ArrayList viewsToRemove = new ArrayList(); + for (int i = 0; i < childCount; i++) { + CheckableFrameLayout c = + (CheckableFrameLayout) mWallpapersView.getChildAt(i); + if (c.isChecked()) { + WallpaperTileInfo info = (WallpaperTileInfo) c.getTag(); + info.onDelete(WallpaperPickerActivity.this); + viewsToRemove.add(c); + } + } + for (View v : viewsToRemove) { + mWallpapersView.removeView(v); + } + updateTileIndices(); + mode.finish(); // Action picked, so close the CAB + return true; + } else { + return false; + } + } + + // Called when the user exits the action mode + @Override + public void onDestroyActionMode(ActionMode mode) { + int childCount = mWallpapersView.getChildCount(); + for (int i = 0; i < childCount; i++) { + CheckableFrameLayout c = (CheckableFrameLayout) mWallpapersView.getChildAt(i); + c.setChecked(false); + } + mSelectedTile.setSelected(true); + mActionMode = null; + } + }; + } + + private void selectTile(View v) { + if (mSelectedTile != null) { + mSelectedTile.setSelected(false); + mSelectedTile = null; + } + mSelectedTile = v; + v.setSelected(true); + // TODO: Remove this once the accessibility framework and + // services have better support for selection state. + v.announceForAccessibility( + getString(R.string.announce_selection, v.getContentDescription())); + } + + private void initializeScrollForRtl() { + final HorizontalScrollView scroll = + (HorizontalScrollView) findViewById(R.id.wallpaper_scroll_container); + + if (scroll.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL) { + final ViewTreeObserver observer = scroll.getViewTreeObserver(); + observer.addOnGlobalLayoutListener(new OnGlobalLayoutListener() { + public void onGlobalLayout() { + LinearLayout masterWallpaperList = + (LinearLayout) findViewById(R.id.master_wallpaper_list); + scroll.scrollTo(masterWallpaperList.getWidth(), 0); + scroll.getViewTreeObserver().removeOnGlobalLayoutListener(this); + } + }); + } + } + + protected Bitmap getThumbnailOfLastPhoto() { + Cursor cursor = MediaStore.Images.Media.query(getContentResolver(), + MediaStore.Images.Media.EXTERNAL_CONTENT_URI, + new String[] { MediaStore.Images.ImageColumns._ID, + MediaStore.Images.ImageColumns.DATE_TAKEN}, + null, null, MediaStore.Images.ImageColumns.DATE_TAKEN + " DESC LIMIT 1"); + Bitmap thumb = null; + if (cursor.moveToNext()) { + int id = cursor.getInt(0); + thumb = MediaStore.Images.Thumbnails.getThumbnail(getContentResolver(), + id, MediaStore.Images.Thumbnails.MINI_KIND, null); + } + cursor.close(); + return thumb; + } + + protected void onStop() { + super.onStop(); + mWallpaperStrip = findViewById(R.id.wallpaper_strip); + if (mWallpaperStrip.getAlpha() < 1f) { + mWallpaperStrip.setAlpha(1f); + mWallpaperStrip.setVisibility(View.VISIBLE); + } + } + + protected void onSaveInstanceState(Bundle outState) { + outState.putParcelableArrayList(TEMP_WALLPAPER_TILES, mTempWallpaperTiles); + } + + protected void onRestoreInstanceState(Bundle savedInstanceState) { + ArrayList uris = savedInstanceState.getParcelableArrayList(TEMP_WALLPAPER_TILES); + for (Uri uri : uris) { + addTemporaryWallpaperTile(uri); + } + } + + private void populateWallpapersFromAdapter(ViewGroup parent, BaseAdapter adapter, + boolean addLongPressHandler) { + for (int i = 0; i < adapter.getCount(); i++) { + FrameLayout thumbnail = (FrameLayout) adapter.getView(i, null, parent); + parent.addView(thumbnail, i); + WallpaperTileInfo info = (WallpaperTileInfo) adapter.getItem(i); + thumbnail.setTag(info); + info.setView(thumbnail); + if (addLongPressHandler) { + addLongPressHandler(thumbnail); + } + thumbnail.setOnClickListener(mThumbnailOnClickListener); + } + } + + private void updateTileIndices() { + LinearLayout masterWallpaperList = (LinearLayout) findViewById(R.id.master_wallpaper_list); + final int childCount = masterWallpaperList.getChildCount(); + final Resources res = getResources(); + + // Do two passes; the first pass gets the total number of tiles + int numTiles = 0; + for (int passNum = 0; passNum < 2; passNum++) { + int tileIndex = 0; + for (int i = 0; i < childCount; i++) { + View child = masterWallpaperList.getChildAt(i); + LinearLayout subList; + + int subListStart; + int subListEnd; + if (child.getTag() instanceof WallpaperTileInfo) { + subList = masterWallpaperList; + subListStart = i; + subListEnd = i + 1; + } else { // if (child instanceof LinearLayout) { + subList = (LinearLayout) child; + subListStart = 0; + subListEnd = subList.getChildCount(); + } + + for (int j = subListStart; j < subListEnd; j++) { + WallpaperTileInfo info = (WallpaperTileInfo) subList.getChildAt(j).getTag(); + if (info.isNamelessWallpaper()) { + if (passNum == 0) { + numTiles++; + } else { + CharSequence label = res.getString( + R.string.wallpaper_accessibility_name, ++tileIndex, numTiles); + info.onIndexUpdated(label); + } + } + } + } + } + } + + private static Point getDefaultThumbnailSize(Resources res) { + return new Point(res.getDimensionPixelSize(R.dimen.wallpaperThumbnailWidth), + res.getDimensionPixelSize(R.dimen.wallpaperThumbnailHeight)); + + } + + private static Bitmap createThumbnail(Point size, Context context, Uri uri, byte[] imageBytes, + Resources res, int resId, int rotation, boolean leftAligned) { + int width = size.x; + int height = size.y; + + BitmapCropTask cropTask; + if (uri != null) { + cropTask = new BitmapCropTask( + context, uri, null, rotation, width, height, false, true, null); + } else if (imageBytes != null) { + cropTask = new BitmapCropTask( + imageBytes, null, rotation, width, height, false, true, null); + } else { + cropTask = new BitmapCropTask( + context, res, resId, null, rotation, width, height, false, true, null); + } + Point bounds = cropTask.getImageBounds(); + if (bounds == null || bounds.x == 0 || bounds.y == 0) { + return null; + } + + Matrix rotateMatrix = new Matrix(); + rotateMatrix.setRotate(rotation); + float[] rotatedBounds = new float[] { bounds.x, bounds.y }; + rotateMatrix.mapPoints(rotatedBounds); + rotatedBounds[0] = Math.abs(rotatedBounds[0]); + rotatedBounds[1] = Math.abs(rotatedBounds[1]); + + RectF cropRect = WallpaperCropActivity.getMaxCropRect( + (int) rotatedBounds[0], (int) rotatedBounds[1], width, height, leftAligned); + cropTask.setCropBounds(cropRect); + + if (cropTask.cropBitmap()) { + return cropTask.getCroppedBitmap(); + } else { + return null; + } + } + + private void addTemporaryWallpaperTile(final Uri uri) { + mTempWallpaperTiles.add(uri); + // Add a tile for the image picked from Gallery + final FrameLayout pickedImageThumbnail = (FrameLayout) getLayoutInflater(). + inflate(R.layout.wallpaper_picker_item, mWallpapersView, false); + pickedImageThumbnail.setVisibility(View.GONE); + setWallpaperItemPaddingToZero(pickedImageThumbnail); + mWallpapersView.addView(pickedImageThumbnail, 0); + + // Load the thumbnail + final ImageView image = (ImageView) pickedImageThumbnail.findViewById(R.id.wallpaper_image); + final Point defaultSize = getDefaultThumbnailSize(this.getResources()); + final Context context = this; + new AsyncTask() { + protected Bitmap doInBackground(Void...args) { + int rotation = WallpaperCropActivity.getRotationFromExif(context, uri); + return createThumbnail(defaultSize, context, uri, null, null, 0, rotation, false); + + } + protected void onPostExecute(Bitmap thumb) { + if (thumb != null) { + image.setImageBitmap(thumb); + Drawable thumbDrawable = image.getDrawable(); + thumbDrawable.setDither(true); + } else { + Log.e(TAG, "Error loading thumbnail for uri=" + uri); + } + } + }.execute(); + + UriWallpaperInfo info = new UriWallpaperInfo(uri); + pickedImageThumbnail.setTag(info); + info.setView(pickedImageThumbnail); + addLongPressHandler(pickedImageThumbnail); + updateTileIndices(); + pickedImageThumbnail.setOnClickListener(mThumbnailOnClickListener); + mThumbnailOnClickListener.onClick(pickedImageThumbnail); + } + + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + if (requestCode == IMAGE_PICK && resultCode == RESULT_OK) { + if (data != null && data.getData() != null) { + Uri uri = data.getData(); + addTemporaryWallpaperTile(uri); + } + } else if (requestCode == PICK_WALLPAPER_THIRD_PARTY_ACTIVITY) { + setResult(RESULT_OK); + finish(); + } else if (requestCode == PICK_LIVE_WALLPAPER) { + WallpaperManager wm = WallpaperManager.getInstance(this); + final WallpaperInfo oldLiveWallpaper = mLiveWallpaperInfoOnPickerLaunch; + WallpaperInfo newLiveWallpaper = wm.getWallpaperInfo(); + // Try to figure out if a live wallpaper was set; + if (newLiveWallpaper != null && + (oldLiveWallpaper == null || + !oldLiveWallpaper.getComponent().equals(newLiveWallpaper.getComponent()))) { + // Return if a live wallpaper was set + setResult(RESULT_OK); + finish(); + } + } + } + + static void setWallpaperItemPaddingToZero(FrameLayout frameLayout) { + frameLayout.setPadding(0, 0, 0, 0); + frameLayout.setForeground(new ZeroPaddingDrawable(frameLayout.getForeground())); + } + + private void addLongPressHandler(View v) { + v.setOnLongClickListener(mLongClickListener); + } + + private ArrayList findBundledWallpapers() { + ArrayList bundledWallpapers = + new ArrayList(24); + + Pair r = getWallpaperArrayResourceId(); + if (r != null) { + try { + Resources wallpaperRes = getPackageManager().getResourcesForApplication(r.first); + bundledWallpapers = addWallpapers(wallpaperRes, r.first.packageName, r.second); + } catch (PackageManager.NameNotFoundException e) { + } + } + + // Add an entry for the default wallpaper (stored in system resources) + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { + ResourceWallpaperInfo defaultWallpaperInfo = getPreKKDefaultWallpaperInfo(); + if (defaultWallpaperInfo != null) { + bundledWallpapers.add(0, defaultWallpaperInfo); + } + } + return bundledWallpapers; + } + + private boolean writeImageToFileAsJpeg(File f, Bitmap b) { + try { + f.createNewFile(); + FileOutputStream thumbFileStream = + openFileOutput(f.getName(), Context.MODE_PRIVATE); + b.compress(Bitmap.CompressFormat.JPEG, 95, thumbFileStream); + thumbFileStream.close(); + return true; + } catch (IOException e) { + Log.e(TAG, "Error while writing bitmap to file " + e); + f.delete(); + } + return false; + } + + private ResourceWallpaperInfo getPreKKDefaultWallpaperInfo() { + Resources sysRes = Resources.getSystem(); + int resId = sysRes.getIdentifier("default_wallpaper", "drawable", "android"); + + File defaultThumbFile = new File(getFilesDir(), DEFAULT_WALLPAPER_THUMBNAIL_FILENAME); + Bitmap thumb = null; + boolean defaultWallpaperExists = false; + if (defaultThumbFile.exists()) { + thumb = BitmapFactory.decodeFile(defaultThumbFile.getAbsolutePath()); + defaultWallpaperExists = true; + } else { + Resources res = getResources(); + Point defaultThumbSize = getDefaultThumbnailSize(res); + int rotation = WallpaperCropActivity.getRotationFromExif(res, resId); + thumb = createThumbnail( + defaultThumbSize, this, null, null, sysRes, resId, rotation, false); + if (thumb != null) { + defaultWallpaperExists = writeImageToFileAsJpeg(defaultThumbFile, thumb); + } + } + if (defaultWallpaperExists) { + return new ResourceWallpaperInfo(sysRes, resId, new BitmapDrawable(thumb)); + } + return null; + } + + private DefaultWallpaperInfo getDefaultWallpaper() { + File defaultThumbFile = new File(getFilesDir(), DEFAULT_WALLPAPER_THUMBNAIL_FILENAME); + Bitmap thumb = null; + boolean defaultWallpaperExists = false; + if (defaultThumbFile.exists()) { + thumb = BitmapFactory.decodeFile(defaultThumbFile.getAbsolutePath()); + defaultWallpaperExists = true; + } else { + // Delete old thumbnail file, since we had a bug where the thumbnail wasn't being drawn + // before + new File(getFilesDir(), OLD_DEFAULT_WALLPAPER_THUMBNAIL_FILENAME).delete(); + + Resources res = getResources(); + Point defaultThumbSize = getDefaultThumbnailSize(res); + Drawable wallpaperDrawable = WallpaperManager.getInstance(this).getBuiltInDrawable( + defaultThumbSize.x, defaultThumbSize.y, true, 0.5f, 0.5f); + if (wallpaperDrawable != null) { + thumb = Bitmap.createBitmap( + defaultThumbSize.x, defaultThumbSize.y, Bitmap.Config.ARGB_8888); + Canvas c = new Canvas(thumb); + wallpaperDrawable.setBounds(0, 0, defaultThumbSize.x, defaultThumbSize.y); + wallpaperDrawable.draw(c); + c.setBitmap(null); + } + if (thumb != null) { + defaultWallpaperExists = writeImageToFileAsJpeg(defaultThumbFile, thumb); + } + } + if (defaultWallpaperExists) { + return new DefaultWallpaperInfo(new BitmapDrawable(thumb)); + } + return null; + } + + public Pair getWallpaperArrayResourceId() { + // Context.getPackageName() may return the "original" package name, + // com.android.launcher3; Resources needs the real package name, + // com.android.launcher3. So we ask Resources for what it thinks the + // package name should be. + final String packageName = getResources().getResourcePackageName(R.array.wallpapers); + try { + ApplicationInfo info = getPackageManager().getApplicationInfo(packageName, 0); + return new Pair(info, R.array.wallpapers); + } catch (PackageManager.NameNotFoundException e) { + return null; + } + } + + private ArrayList addWallpapers( + Resources res, String packageName, int listResId) { + ArrayList bundledWallpapers = + new ArrayList(24); + final String[] extras = res.getStringArray(listResId); + for (String extra : extras) { + int resId = res.getIdentifier(extra, "drawable", packageName); + if (resId != 0) { + final int thumbRes = res.getIdentifier(extra + "_small", "drawable", packageName); + + if (thumbRes != 0) { + ResourceWallpaperInfo wallpaperInfo = + new ResourceWallpaperInfo(res, resId, res.getDrawable(thumbRes)); + bundledWallpapers.add(wallpaperInfo); + // Log.d(TAG, "add: [" + packageName + "]: " + extra + " (" + res + ")"); + } + } else { + Log.e(TAG, "Couldn't find wallpaper " + extra); + } + } + return bundledWallpapers; + } + + public CropView getCropView() { + return mCropView; + } + + public SavedWallpaperImages getSavedImages() { + return mSavedImages; + } + + public void onLiveWallpaperPickerLaunch() { + mLiveWallpaperInfoOnPickerLaunch = WallpaperManager.getInstance(this).getWallpaperInfo(); + } + + static class ZeroPaddingDrawable extends LevelListDrawable { + public ZeroPaddingDrawable(Drawable d) { + super(); + addLevel(0, 0, d); + setLevel(0); + } + + @Override + public boolean getPadding(Rect padding) { + padding.set(0, 0, 0, 0); + return true; + } + } + + private static class BuiltInWallpapersAdapter extends BaseAdapter implements ListAdapter { + private LayoutInflater mLayoutInflater; + private ArrayList mWallpapers; + + BuiltInWallpapersAdapter(Activity activity, ArrayList wallpapers) { + mLayoutInflater = activity.getLayoutInflater(); + mWallpapers = wallpapers; + } + + public int getCount() { + return mWallpapers.size(); + } + + public ResourceWallpaperInfo getItem(int position) { + return mWallpapers.get(position); + } + + public long getItemId(int position) { + return position; + } + + public View getView(int position, View convertView, ViewGroup parent) { + Drawable thumb = mWallpapers.get(position).mThumb; + if (thumb == null) { + Log.e(TAG, "Error decoding thumbnail for wallpaper #" + position); + } + return createImageTileView(mLayoutInflater, position, convertView, parent, thumb); + } + } + + public static View createImageTileView(LayoutInflater layoutInflater, int position, + View convertView, ViewGroup parent, Drawable thumb) { + View view; + + if (convertView == null) { + view = layoutInflater.inflate(R.layout.wallpaper_picker_item, parent, false); + } else { + view = convertView; + } + + setWallpaperItemPaddingToZero((FrameLayout) view); + + ImageView image = (ImageView) view.findViewById(R.id.wallpaper_image); + + if (thumb != null) { + image.setImageDrawable(thumb); + thumb.setDither(true); + } + + return view; + } + + // In Launcher3, we override this with a method that catches exceptions + // from starting activities; didn't want to copy and paste code into here + public void startActivityForResultSafely(Intent intent, int requestCode) { + startActivityForResult(intent, requestCode); + } +} diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperRootView.java b/WallpaperPicker/src/com/android/launcher3/WallpaperRootView.java new file mode 100644 index 000000000..ceaa043a7 --- /dev/null +++ b/WallpaperPicker/src/com/android/launcher3/WallpaperRootView.java @@ -0,0 +1,39 @@ +/* + * Copyright (C) 2013 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.launcher3; + +import android.content.Context; +import android.graphics.Rect; +import android.util.AttributeSet; +import android.widget.RelativeLayout; + +public class WallpaperRootView extends RelativeLayout { + private final WallpaperPickerActivity a; + public WallpaperRootView(Context context, AttributeSet attrs) { + super(context, attrs); + a = (WallpaperPickerActivity) context; + } + public WallpaperRootView(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + a = (WallpaperPickerActivity) context; + } + + protected boolean fitSystemWindows(Rect insets) { + a.setWallpaperStripYOffset(insets.bottom); + return true; + } +} -- cgit v1.2.3