Changing status bar color extraction to use region decoder (a9f1e720) · Commits · e / os / android_packages_apps_Trebuchet

src/com/android/launcher3/dynamicui/ColorExtractionService.java

+33 −10

Original line number	Diff line number	Diff line
		@@ -64,17 +64,10 @@ public class ColorExtractionService extends IntentService {
		} else {
		// We extract colors for the hotseat and status bar separately,
		// since they only consider part of the wallpaper.
		extractedColors.updateHotseatPalette(getHotseatPallete());
		extractedColors.updateHotseatPalette(getHotseatPalette());

		if (FeatureFlags.LIGHT_STATUS_BAR) {
		int statusBarHeight = getResources()
		.getDimensionPixelSize(R.dimen.status_bar_height);
		Bitmap wallpaper = ((BitmapDrawable) wallpaperManager.getDrawable()).getBitmap();
		Palette statusBarPalette = Palette.from(wallpaper)
		.setRegion(0, 0, wallpaper.getWidth(), statusBarHeight)
		.clearFilters()
		.generate();
		extractedColors.updateStatusBarPalette(statusBarPalette);
		extractedColors.updateStatusBarPalette(getStatusBarPalette());
		}
		}

		@@ -90,7 +83,7 @@ public class ColorExtractionService extends IntentService {
		}

		@TargetApi(Build.VERSION_CODES.N)
		private Palette getHotseatPallete() {
		private Palette getHotseatPalette() {
		WallpaperManager wallpaperManager = WallpaperManager.getInstance(this);
		if (Utilities.ATLEAST_NOUGAT) {
		try (ParcelFileDescriptor fd = wallpaperManager
		@@ -117,4 +110,34 @@ public class ColorExtractionService extends IntentService {
		.clearFilters()
		.generate();
		}

		@TargetApi(Build.VERSION_CODES.N)
		private Palette getStatusBarPalette() {
		WallpaperManager wallpaperManager = WallpaperManager.getInstance(this);
		int statusBarHeight = getResources()
		.getDimensionPixelSize(R.dimen.status_bar_height);

		if (Utilities.ATLEAST_NOUGAT) {
		try (ParcelFileDescriptor fd = wallpaperManager
		.getWallpaperFile(WallpaperManager.FLAG_SYSTEM)) {
		BitmapRegionDecoder decoder = BitmapRegionDecoder
		.newInstance(fd.getFileDescriptor(), false);
		Rect decodeRegion = new Rect(0, 0,
		decoder.getWidth(), statusBarHeight);
		Bitmap bitmap = decoder.decodeRegion(decodeRegion, null);
		decoder.recycle();
		if (bitmap != null) {
		return Palette.from(bitmap).clearFilters().generate();
		}
		} catch (IOException e) {
		Log.e(TAG, "Fetching partial bitmap failed, trying old method", e);
		}
		}

		Bitmap wallpaper = ((BitmapDrawable) wallpaperManager.getDrawable()).getBitmap();
		return Palette.from(wallpaper)
		.setRegion(0, 0, wallpaper.getWidth(), statusBarHeight)
		.clearFilters()
		.generate();
		}
		}