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
17package com.android.test.hwuicompare;
18
19import com.android.test.hwuicompare.R;
20
21import android.content.res.Resources;
22import android.graphics.Bitmap;
23import android.graphics.BitmapFactory;
24import android.graphics.BitmapShader;
25import android.graphics.Color;
26import android.graphics.LinearGradient;
27import android.graphics.Matrix;
28import android.graphics.Shader;
29
30public class ResourceModifiers {
31        public final BitmapShader mRepeatShader;
32        public final BitmapShader mTranslatedShader;
33        public final BitmapShader mScaledShader;
34        private final int mTexWidth;
35        private final int mTexHeight;
36        private final float mDrawWidth;
37        private final float mDrawHeight;
38        public final LinearGradient mHorGradient;
39        public final LinearGradient mDiagGradient;
40        public final LinearGradient mVertGradient;
41        public final Bitmap mBitmap;
42        private final Matrix mMtx1;
43        private final Matrix mMtx2;
44        private final Matrix mMtx3;
45
46        public final float[] mBitmapVertices;
47        public final int[] mBitmapColors;
48
49        private static ResourceModifiers sInstance = null;
50        public static ResourceModifiers instance() { return sInstance; }
51        public static void init(Resources resources) {
52            sInstance = new ResourceModifiers(resources);
53        }
54
55        public ResourceModifiers(Resources resources) {
56            mBitmap = BitmapFactory.decodeResource(resources, R.drawable.sunset1);
57            mTexWidth = mBitmap.getWidth();
58            mTexHeight = mBitmap.getHeight();
59
60            mDrawWidth = resources.getDimensionPixelSize(R.dimen.layer_width);
61            mDrawHeight = resources.getDimensionPixelSize(R.dimen.layer_height);
62
63            mRepeatShader = new BitmapShader(mBitmap, Shader.TileMode.REPEAT,
64                    Shader.TileMode.REPEAT);
65
66            mTranslatedShader = new BitmapShader(mBitmap, Shader.TileMode.REPEAT,
67                    Shader.TileMode.REPEAT);
68            mMtx1 = new Matrix();
69            mMtx1.setTranslate(mTexWidth / 2.0f, mTexHeight / 2.0f);
70            mMtx1.postRotate(45, 0, 0);
71            mTranslatedShader.setLocalMatrix(mMtx1);
72
73            mScaledShader = new BitmapShader(mBitmap, Shader.TileMode.MIRROR,
74                    Shader.TileMode.MIRROR);
75            mMtx2 = new Matrix();
76            mMtx2.setScale(0.5f, 0.5f);
77            mScaledShader.setLocalMatrix(mMtx2);
78
79            mHorGradient = new LinearGradient(0.0f, 0.0f, 1.0f, 0.0f,
80                    Color.RED, Color.GREEN, Shader.TileMode.CLAMP);
81            mMtx3 = new Matrix();
82            mMtx3.setScale(mDrawHeight, 1.0f);
83            mMtx3.postRotate(-90.0f);
84            mMtx3.postTranslate(0.0f, mDrawHeight);
85            mHorGradient.setLocalMatrix(mMtx3);
86
87            mDiagGradient = new LinearGradient(0.0f, 0.0f, mDrawWidth / 2.0f, mDrawHeight / 2.0f,
88                    Color.BLUE, Color.RED, Shader.TileMode.CLAMP);
89
90            mVertGradient = new LinearGradient(0.0f, 0.0f, 0.0f, mDrawHeight / 2.0f,
91                    Color.YELLOW, Color.MAGENTA, Shader.TileMode.MIRROR);
92
93            final float width = mBitmap.getWidth() / 8.0f;
94            final float height = mBitmap.getHeight() / 8.0f;
95
96            mBitmapVertices = new float[] {
97                0.0f, 0.0f, width, 0.0f, width * 2, 0.0f, width * 3, 0.0f,
98                0.0f, height, width, height, width * 2, height, width * 4, height,
99                0.0f, height * 2, width, height * 2, width * 2, height * 2, width * 3, height * 2,
100                0.0f, height * 4, width, height * 4, width * 2, height * 4, width * 4, height * 4,
101            };
102
103            mBitmapColors = new int[] {
104                0xffff0000, 0xff00ff00, 0xff0000ff, 0xffff0000,
105                0xff0000ff, 0xffff0000, 0xff00ff00, 0xff00ff00,
106                0xff00ff00, 0xff0000ff, 0xffff0000, 0xff00ff00,
107                0x00ff0000, 0x0000ff00, 0x000000ff, 0x00ff0000,
108            };
109        }
110
111}
112