1 files changed, 122 insertions, 0 deletions
diff --git a/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java b/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java
new file mode 100644
index 0000000..0b85189
--- /dev/null
+++ b/tests/CanvasCompare/src/com/android/test/hwuicompare/CompareActivity.java
@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2012 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.test.hwuicompare;
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
+import com.android.test.hwuicompare.R;
+
+import android.app.Activity;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.drawable.ColorDrawable;
+import android.os.Handler;
+import android.os.Trace;
+import android.util.Log;
+import android.view.View;
+
+abstract public class CompareActivity extends Activity {
+    private static final String LOG_TAG = "CompareActivity";
+
+    protected MainView mHardwareView = null;
+
+    protected Bitmap mSoftwareBitmap;
+    protected Bitmap mHardwareBitmap;
+
+    protected ErrorCalculator mErrorCalculator;
+
+    protected Handler mHandler;
+
+    Runnable mDrawCallback = null;
+    protected boolean mRedrewFlag = true;
+
+    protected void onCreateCommon(final Runnable postDrawCallback) {
+        mDrawCallback = new Runnable() {
+            @Override
+            public void run() {
+                mRedrewFlag = true;
+                mHandler.post(postDrawCallback);
+            };
+        };
+        getWindow().setBackgroundDrawable(new ColorDrawable(0xffefefef));
+        ResourceModifiers.init(getResources());
+
+        mHardwareView = (MainView) findViewById(R.id.hardware_view);
+        mHardwareView.setLayerType(View.LAYER_TYPE_HARDWARE, null);
+        mHardwareView.setBackgroundColor(Color.WHITE);
+        mHardwareView.addDrawCallback(mDrawCallback);
+
+        int width = getResources().getDimensionPixelSize(R.dimen.layer_width);
+        int height = getResources().getDimensionPixelSize(R.dimen.layer_height);
+        mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+
+        mErrorCalculator = new ErrorCalculator(getApplicationContext(), getResources());
+
+        mHandler = new Handler();
+    }
+
+    protected abstract boolean forceRecreateBitmaps();
+
+    protected void loadBitmaps() {
+        Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "loadBitmaps");
+        if (forceRecreateBitmaps()) {
+            int width = mSoftwareBitmap.getWidth();
+            int height = mSoftwareBitmap.getHeight();
+
+            mSoftwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+            mHardwareBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        }
+
+        Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "softwareDraw");
+        mHardwareView.draw(new Canvas(mSoftwareBitmap));
+        Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
+
+        try {
+            Method getHardwareLayer = View.class.getDeclaredMethod("getHardwareLayer");
+            if (!getHardwareLayer.isAccessible())
+                getHardwareLayer.setAccessible(true);
+            Object hardwareLayer = getHardwareLayer.invoke(mHardwareView);
+            if (hardwareLayer == null) {
+                Log.d(LOG_TAG, "failure to access hardware layer");
+                return;
+            }
+            Method copyInto = hardwareLayer.getClass().getSuperclass()
+                    .getDeclaredMethod("copyInto", Bitmap.class);
+            if (!copyInto.isAccessible())
+                copyInto.setAccessible(true);
+
+            Trace.traceBegin(Trace.TRACE_TAG_ALWAYS, "copyInto");
+            boolean success = (Boolean) copyInto.invoke(hardwareLayer, mHardwareBitmap);
+            Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
+            if (!success) {
+                Log.d(LOG_TAG, "failure to copy hardware layer into bitmap");
+            }
+        } catch (NoSuchMethodException e) {
+            e.printStackTrace();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        } catch (InvocationTargetException e) {
+            e.printStackTrace();
+        }
+        Trace.traceEnd(Trace.TRACE_TAG_ALWAYS);
+    }
+}