Revert of Remove Android SampleApp

platform_tools/android/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java

Index: platform_tools/android/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java
diff --git a/platform_tools/android/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java b/platform_tools/android/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java
new file mode 100644
index 0000000000000000000000000000000000000000..55257094cdd090415a2a0e02ebb75cbdc0626e24
--- /dev/null
+++ b/platform_tools/android/apps/sample_app/src/main/java/com/skia/SkiaSampleRenderer.java
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2012 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+package com.skia;
+
+import android.opengl.GLSurfaceView;
+import android.os.Handler;
+import android.util.Log;
+
+import javax.microedition.khronos.egl.EGLConfig;
+import javax.microedition.khronos.opengles.GL10;
+import javax.microedition.khronos.opengles.GL11;
+
+public class SkiaSampleRenderer implements GLSurfaceView.Renderer {
+
+    private final SkiaSampleView mSampleView;
+    private Handler mHandler = new Handler();
+    private int mMSAASampleCount;
+    private String mCmdLineFlags;
+
+    SkiaSampleRenderer(SkiaSampleView view, String cmdLineFlags) {
+        mSampleView = view;
+        mCmdLineFlags = cmdLineFlags;
+    }
+
+    @Override
+    public void onDrawFrame(GL10 gl) {
+        draw();
+    }
+
+    @Override
+    public void onSurfaceChanged(GL10 gl, int width, int height) {
+        updateSize(width, height);
+    }
+
+    @Override
+    public void onSurfaceCreated(GL10 gl, EGLConfig config) {
+        if (gl instanceof GL11) {
+            int value[] = new int[1];
+            ((GL11) gl).glGetIntegerv(GL11.GL_SAMPLES, value, 0);
+            if (value[0] == 1) {
+                mMSAASampleCount = 0;
+            } else {
+                mMSAASampleCount = value[0];
+            }
+        }
+
+        gl.glClearStencil(0);
+        gl.glClear(GL10.GL_STENCIL_BUFFER_BIT);
+
+        init((SkiaSampleActivity)mSampleView.getContext(), mCmdLineFlags, mMSAASampleCount);
+    }
+
+    // Called by JNI and the view.
+    synchronized public int getMSAASampleCount() {
+        return mMSAASampleCount;
+    }
+
+    // Called by JNI
+    private void startTimer(int ms) {
+        // After the delay, queue an event to the Renderer's thread
+        // to handle the event on the timer queue
+        mHandler.postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                mSampleView.queueEvent(new Runnable() {
+                    @Override
+                    public void run() {
+                        serviceQueueTimer();
+                    }
+                });
+            }
+        }, ms);
+    }
+
+    // Called by JNI
+    private void queueSkEvent() {
+        mSampleView.queueEvent(new Runnable() {
+            @Override
+            public void run() {
+                processSkEvent();
+            }
+        });
+    }
+
+    // Called by JNI
+    private void requestRender() {
+        mSampleView.requestRender();
+    }
+
+    native void init(SkiaSampleActivity activity, String flags, int msaaSampleCount);
+    native void term();
+    native void draw();
+    native void updateSize(int w, int h);
+    native void handleClick(int owner, float x, float y, int state);
+    native void showOverview();
+    native void nextSample();
+    native void previousSample();
+    native void goToSample(int position);
+    native void toggleRenderingMode();
+    native void toggleSlideshow();
+    native void toggleFPS();
+    native void toggleTiling();
+    native void toggleBBox();
+    native void processSkEvent();
+    native void serviceQueueTimer();
+    native void saveToPDF();
+    native void postInval();
+}