Update TextureView.lockCanvas() test. (3c2c9e4e) · Commits · e / os / android_frameworks_base

tests/HwAccelerationTest/src/com/android/test/hwui/CanvasTextureViewActivity.java

+58 −15

Original line number	Diff line number	Diff line
		@@ -18,7 +18,8 @@ package com.android.test.hwui;

		import android.app.Activity;
		import android.graphics.Canvas;
		import android.graphics.Rect;
		import android.graphics.Paint;
		import android.graphics.PorterDuff;
		import android.graphics.SurfaceTexture;
		import android.os.Bundle;
		import android.view.Gravity;
		@@ -29,6 +30,7 @@ import android.widget.FrameLayout;
		public class CanvasTextureViewActivity extends Activity
		implements TextureView.SurfaceTextureListener {
		private TextureView mTextureView;
		private CanvasTextureViewActivity.RenderingThread mThread;

		@Override
		protected void onCreate(Bundle savedInstanceState) {
		@@ -38,6 +40,7 @@ public class CanvasTextureViewActivity extends Activity

		mTextureView = new TextureView(this);
		mTextureView.setSurfaceTextureListener(this);
		mTextureView.setOpaque(false);

		content.addView(mTextureView, new FrameLayout.LayoutParams(500, 500, Gravity.CENTER));
		setContentView(content);
		@@ -45,19 +48,8 @@ public class CanvasTextureViewActivity extends Activity

		@Override
		public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
		Canvas c = mTextureView.lockCanvas();
		try {
		c.drawColor(0xff00ff00);
		} finally {
		mTextureView.unlockCanvasAndPost(c);
		}

		c = mTextureView.lockCanvas(new Rect(100, 100, 200, 200));
		try {
		c.drawColor(0xff0000ff);
		} finally {
		mTextureView.unlockCanvasAndPost(c);
		}
		mThread = new RenderingThread(mTextureView);
		mThread.start();
		}

		@Override
		@@ -67,11 +59,62 @@ public class CanvasTextureViewActivity extends Activity

		@Override
		public void onSurfaceTextureDestroyed(SurfaceTexture surface) {
		// Ignored
		if (mThread != null) mThread.stopRendering();
		}

		@Override
		public void onSurfaceTextureUpdated(SurfaceTexture surface) {
		// Ignored
		}

		private static class RenderingThread extends Thread {
		private final TextureView mSurface;
		private volatile boolean mRunning = true;

		public RenderingThread(TextureView surface) {
		mSurface = surface;
		}

		@Override
		public void run() {
		float x = 0.0f;
		float y = 0.0f;
		float speedX = 5.0f;
		float speedY = 3.0f;

		Paint paint = new Paint();
		paint.setColor(0xff00ff00);

		while (mRunning && !Thread.interrupted()) {
		final Canvas canvas = mSurface.lockCanvas(null);
		try {
		canvas.drawColor(0x00000000, PorterDuff.Mode.CLEAR);
		canvas.drawRect(x, y, x + 20.0f, y + 20.0f, paint);
		} finally {
		mSurface.unlockCanvasAndPost(canvas);
		}

		if (x + 20.0f + speedX >= mSurface.getWidth() \|\| x + speedX <= 0.0f) {
		speedX = -speedX;
		}
		if (y + 20.0f + speedY >= mSurface.getHeight() \|\| y + speedY <= 0.0f) {
		speedY = -speedY;
		}

		x += speedX;
		y += speedY;

		try {
		Thread.sleep(15);
		} catch (InterruptedException e) {
		// Interrupted
		}
		}
		}

		void stopRendering() {
		interrupt();
		mRunning = false;
		}
		}
		}