Improving profiling of views. (f8e1219c) · Commits · e / os / android_frameworks_base

core/java/android/view/ViewDebug.java

+77 −60

Original line number	Diff line number	Diff line
		@@ -916,6 +916,24 @@ public class ViewDebug {
		out = new BufferedWriter(new OutputStreamWriter(clientStream), 32 * 1024);

		if (view != null) {
		profileViewAndChildren(view, out);
		} else {
		out.write("-1 -1 -1");
		out.newLine();
		}
		out.write("DONE.");
		out.newLine();
		} catch (Exception e) {
		android.util.Log.w("View", "Problem profiling the view:", e);
		} finally {
		if (out != null) {
		out.close();
		}
		}
		}

		private static void profileViewAndChildren(final View view, BufferedWriter out)
		throws IOException {
		final long durationMeasure = profileViewOperation(view, new ViewOperation<Void>() {
		public Void[] pre() {
		forceLayout(view);
		@@ -957,10 +975,13 @@ public class ViewDebug {
		final long durationDraw = profileViewOperation(view, new ViewOperation<Object>() {
		public Object[] pre() {
		final DisplayMetrics metrics = view.getResources().getDisplayMetrics();
		final Bitmap bitmap = Bitmap.createBitmap(metrics.widthPixels,
		metrics.heightPixels, Bitmap.Config.RGB_565);
		final Bitmap bitmap =
		Bitmap.createBitmap(metrics.widthPixels, metrics.heightPixels,
		Bitmap.Config.RGB_565);
		final Canvas canvas = new Canvas(bitmap);
		return new Object[] { bitmap, canvas };
		return new Object[] {
		bitmap, canvas
		};
		}

		public void run(Object... data) {
		@@ -978,15 +999,11 @@ public class ViewDebug {
		out.write(' ');
		out.write(String.valueOf(durationDraw));
		out.newLine();
		} else {
		out.write("-1 -1 -1");
		out.newLine();
		}
		} catch (Exception e) {
		android.util.Log.w("View", "Problem profiling the view:", e);
		} finally {
		if (out != null) {
		out.close();
		if (view instanceof ViewGroup) {
		ViewGroup group = (ViewGroup) view;
		final int count = group.getChildCount();
		for (int i = 0; i < count; i++) {
		profileViewAndChildren(group.getChildAt(i), out);
		}
		}
		}