Removing some Launcher3 dependencies from BaseIconCache (e62d2bb1) · Commits · e / os / android_packages_apps_Trebuchet

iconloaderlib/src/com/android/launcher3/icons/GraphicsUtils.java

+27 −0

Original line number	Diff line number	Diff line
		@@ -15,10 +15,18 @@
		*/
		package com.android.launcher3.icons;

		import android.graphics.Bitmap;
		import android.util.Log;

		import java.io.ByteArrayOutputStream;
		import java.io.IOException;

		import androidx.annotation.ColorInt;

		public class GraphicsUtils {

		private static final String TAG = "GraphicsUtils";

		/**
		* Set the alpha component of {@code color} to be {@code alpha}. Unlike the support lib version,
		* it bounds the alpha in valid range instead of throwing an exception to allow for safer
		@@ -33,4 +41,23 @@ public class GraphicsUtils {
		}
		return (color & 0x00ffffff) \| (alpha << 24);
		}

		/**
		* Compresses the bitmap to a byte array for serialization.
		*/
		public static byte[] flattenBitmap(Bitmap bitmap) {
		// Try go guesstimate how much space the icon will take when serialized
		// to avoid unnecessary allocations/copies during the write (4 bytes per pixel).
		int size = bitmap.getWidth() * bitmap.getHeight() * 4;
		ByteArrayOutputStream out = new ByteArrayOutputStream(size);
		try {
		bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
		out.flush();
		out.close();
		return out.toByteArray();
		} catch (IOException e) {
		Log.w(TAG, "Could not write bitmap");
		return null;
		}
		}
		}

+2 −2

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ import android.util.Patterns;

		import com.android.launcher3.LauncherProvider.SqlArguments;
		import com.android.launcher3.LauncherSettings.Favorites;
		import com.android.launcher3.icons.GraphicsUtils;
		import com.android.launcher3.icons.LauncherIcons;
		import com.android.launcher3.util.IntArray;
		import com.android.launcher3.util.Thunk;
		@@ -47,7 +48,6 @@ import org.xmlpull.v1.XmlPullParser;
		import org.xmlpull.v1.XmlPullParserException;

		import java.io.IOException;
		import java.util.ArrayList;
		import java.util.Locale;

		/**
		@@ -436,7 +436,7 @@ public class AutoInstallsLayout {

		// Auto installs should always support the current platform version.
		LauncherIcons li = LauncherIcons.obtain(mContext);
		mValues.put(LauncherSettings.Favorites.ICON, Utilities.flattenBitmap(
		mValues.put(LauncherSettings.Favorites.ICON, GraphicsUtils.flattenBitmap(
		li.createBadgedIconBitmap(icon, Process.myUserHandle(), VERSION.SDK_INT).icon));
		li.recycle();

+2 −1

Original line number	Diff line number	Diff line
		@@ -41,6 +41,7 @@ import android.util.Pair;
		import com.android.launcher3.compat.LauncherAppsCompat;
		import com.android.launcher3.compat.UserManagerCompat;
		import com.android.launcher3.icons.BitmapInfo;
		import com.android.launcher3.icons.GraphicsUtils;
		import com.android.launcher3.icons.LauncherIcons;
		import com.android.launcher3.shortcuts.DeepShortcutManager;
		import com.android.launcher3.shortcuts.ShortcutInfoCompat;
		@@ -457,7 +458,7 @@ public class InstallShortcutReceiver extends BroadcastReceiver {
		.key(LAUNCH_INTENT_KEY).value(launchIntent.toUri(0))
		.key(NAME_KEY).value(name);
		if (icon != null) {
		byte[] iconByteArray = Utilities.flattenBitmap(icon);
		byte[] iconByteArray = GraphicsUtils.flattenBitmap(icon);
		json = json.key(ICON_KEY).value(
		Base64.encodeToString(
		iconByteArray, 0, iconByteArray.length, Base64.DEFAULT));

+0 −19

Original line number	Diff line number	Diff line
		@@ -356,25 +356,6 @@ public final class Utilities {
		return null;
		}

		/**
		* Compresses the bitmap to a byte array for serialization.
		*/
		public static byte[] flattenBitmap(Bitmap bitmap) {
		// Try go guesstimate how much space the icon will take when serialized
		// to avoid unnecessary allocations/copies during the write.
		int size = bitmap.getWidth() * bitmap.getHeight() * 4;
		ByteArrayOutputStream out = new ByteArrayOutputStream(size);
		try {
		bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
		out.flush();
		out.close();
		return out.toByteArray();
		} catch (IOException e) {
		Log.w(TAG, "Could not write bitmap");
		return null;
		}
		}

		/**
		* Trims the string, removing all whitespace at the beginning and end of the string.
		* Non-breaking whitespaces are also removed.

+2 −1

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@ import android.util.LongSparseArray;
		import com.android.launcher3.compat.AppWidgetManagerCompat;
		import com.android.launcher3.compat.ShortcutConfigActivityInfo;
		import com.android.launcher3.compat.UserManagerCompat;
		import com.android.launcher3.icons.GraphicsUtils;
		import com.android.launcher3.icons.LauncherIcons;
		import com.android.launcher3.icons.ShadowGenerator;
		import com.android.launcher3.icons.IconCache;
		@@ -149,7 +150,7 @@ public class WidgetPreviewLoader {
		values.put(CacheDb.COLUMN_PACKAGE, key.componentName.getPackageName());
		values.put(CacheDb.COLUMN_VERSION, versions[0]);
		values.put(CacheDb.COLUMN_LAST_UPDATED, versions[1]);
		values.put(CacheDb.COLUMN_PREVIEW_BITMAP, Utilities.flattenBitmap(preview));
		values.put(CacheDb.COLUMN_PREVIEW_BITMAP, GraphicsUtils.flattenBitmap(preview));
		mDb.insertOrReplace(values);
		}