Index: content/public/android/java/org/chromium/content/browser/JNIHelper.java |
diff --git a/content/public/android/java/org/chromium/content/browser/JNIHelper.java b/content/public/android/java/org/chromium/content/browser/JNIHelper.java |
deleted file mode 100644 |
index e1d367333d926122c5e8d2070be632d221eccfb0..0000000000000000000000000000000000000000 |
--- a/content/public/android/java/org/chromium/content/browser/JNIHelper.java |
+++ /dev/null |
@@ -1,71 +0,0 @@ |
-// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-package org.chromium.content.browser; |
- |
-import android.graphics.Canvas; |
-import android.graphics.Paint; |
-import android.graphics.Rect; |
-import android.graphics.Bitmap; |
-import android.graphics.RectF; |
- |
-import java.util.HashSet; |
-import java.util.Set; |
- |
-import org.chromium.base.CalledByNative; |
- |
-class JNIHelper { |
- // Holder for content backing store bitmaps of all ChromeViews. Note that |
- // when in software mode, this will be one of the main consumers of RAM in |
- // the Java code. This data structure exists solely to prevent garbage |
- // collection and expose the allocations to the DDMS tool. The backing |
- // stores are actually used in C++ with weak global references. |
- private static final Set<Bitmap> mBitmapHolder = new HashSet<Bitmap>(); |
- |
- @CalledByNative |
- private static Bitmap createJavaBitmap(int w, int h, boolean keep) { |
- Bitmap newBitmap = |
- Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888); |
- |
- if (keep) { |
- mBitmapHolder.add(newBitmap); |
- } |
- |
- return newBitmap; |
- } |
- |
- @CalledByNative |
- private static void deleteJavaBitmap(Bitmap b) { |
- mBitmapHolder.remove(b); |
- b.recycle(); |
- } |
- |
- // Statics used transiently in paintJavaBitmapToJavaBitmap, but retained to reduce |
- // heap churn on each call to that method. |
- static private Rect sSourceRect; |
- static private RectF sDestRect; |
- static private Canvas sCanvas; |
- static private Bitmap sNullBitmap; |
- static private Paint sPaint; |
- |
- @CalledByNative |
- public static void paintJavaBitmapToJavaBitmap( |
- Bitmap sourceBitmap, |
- int sourceX, int sourceY, int sourceBottom, int sourceRight, |
- Bitmap destBitmap, |
- float destX, float destY, float destBottom, float destRight) { |
- if (sCanvas == null) { |
- sSourceRect = new Rect(); |
- sDestRect = new RectF(); |
- sCanvas = new Canvas(); |
- sNullBitmap = Bitmap.createBitmap(1, 1, Bitmap.Config.ALPHA_8); |
- sPaint = new Paint(Paint.FILTER_BITMAP_FLAG); |
- } |
- sSourceRect.set(sourceX, sourceY, sourceRight, sourceBottom); |
- sDestRect.set(destX, destY, destRight, destBottom); |
- sCanvas.setBitmap(destBitmap); |
- sCanvas.drawBitmap(sourceBitmap, sSourceRect, sDestRect, sPaint); |
- sCanvas.setBitmap(sNullBitmap); // To release |destBitmap| reference. |
- } |
-} |