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      1 /*
      2  * Copyright (C) 2012 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.test.hwui;
     18 
     19 import android.app.Activity;
     20 import android.content.Context;
     21 import android.graphics.Canvas;
     22 import android.graphics.Paint;
     23 import android.os.Bundle;
     24 import android.view.View;
     25 
     26 @SuppressWarnings("UnusedDeclaration")
     27 public class TJunctionActivity extends Activity {
     28     @Override
     29     protected void onCreate(Bundle savedInstanceState) {
     30         super.onCreate(savedInstanceState);
     31         setContentView(new TJunctionView(this));
     32     }
     33 
     34     private class TJunctionView extends View {
     35         private final Paint mPaint;
     36 
     37         public TJunctionView(Context context) {
     38             super(context);
     39 
     40             setLayerType(LAYER_TYPE_HARDWARE, null);
     41 
     42             mPaint = new Paint();
     43         }
     44 
     45         @Override
     46         protected void onDraw(Canvas canvas) {
     47             super.onDraw(canvas);
     48 
     49             mPaint.setColor(0xffff0000);
     50 
     51             canvas.translate(10.0f, 10.0f);
     52             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     53 
     54             mPaint.setColor(0xff00ff00);
     55 
     56             canvas.translate(50.0f, 50.0f);
     57             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     58 
     59             mPaint.setColor(0xff0000ff);
     60 
     61             canvas.translate(-25.0f, 50.0f);
     62             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     63 
     64             mPaint.setColor(0xffffffff);
     65 
     66             canvas.translate(150.0f, 75.0f);
     67             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     68 
     69             canvas.translate(-50.0f, 75.0f);
     70             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     71 
     72             canvas.translate(-75.0f, 50.0f);
     73             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     74 
     75             canvas.translate(150.0f, 0.0f);
     76             canvas.drawRect(0.0f, 0.0f, 100.0f, 50.0f, mPaint);
     77 
     78             invalidate();
     79         }
     80     }
     81 }
     82