BitmapMeshActivity.java revision 5a7b466a2b4b7ced739bd5c31e022de61650545a 
1/*
2 * Copyright (C) 2010 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
17package com.android.test.hwui;
18
19import android.app.Activity;
20import android.content.Context;
21import android.graphics.Bitmap;
22import android.graphics.BitmapFactory;
23import android.graphics.Canvas;
24import android.graphics.Paint;
25import android.graphics.PorterDuff;
26import android.graphics.PorterDuffXfermode;
27import android.os.Bundle;
28import android.util.Log;
29import android.view.View;
30
31@SuppressWarnings({"UnusedDeclaration"})
32public class BitmapMeshActivity extends Activity {
33    @Override
34    protected void onCreate(Bundle savedInstanceState) {
35        super.onCreate(savedInstanceState);
36        final BitmapMeshView view = new BitmapMeshView(this);
37        view.setDrawingCacheEnabled(true);
38        setContentView(view);
39    }
40
41    static class BitmapMeshView extends View {
42        private Paint mBitmapPaint;
43        private final Bitmap mBitmap1;
44
45        BitmapMeshView(Context c) {
46            super(c);
47
48            mBitmap1 = BitmapFactory.decodeResource(c.getResources(), R.drawable.sunset1);
49        }
50
51        @Override
52        protected void onDraw(Canvas canvas) {
53            super.onDraw(canvas);
54
55            canvas.drawARGB(255, 255, 255, 255);
56            canvas.translate(100, 100);
57            final float width = mBitmap1.getWidth() / 3.0f;
58            final float height = mBitmap1.getHeight() / 3.0f;
59            canvas.drawBitmapMesh(mBitmap1, 3, 3, new float[] {
60                    0.0f, 0.0f, width, 0.0f, width * 2, 0.0f, width * 3, 0.0f,
61                    0.0f, height, width, height, width * 2, height, width * 4, height,
62                    0.0f, height * 2, width, height * 2, width * 2, height * 2, width * 3, height * 2,
63                    0.0f, height * 4, width, height * 4, width * 2, height * 4, width * 4, height * 4,
64            }, 0, null, 0, null);
65        }
66    }
67}
68