Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 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 | |
Romain Guy | f607bdc | 2010-09-10 19:20:06 -0700 | [diff] [blame] | 17 | package com.android.test.hwui; |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 18 | |
| 19 | import android.app.Activity; |
| 20 | import android.content.Context; |
| 21 | import android.graphics.Bitmap; |
| 22 | import android.graphics.BitmapFactory; |
| 23 | import android.graphics.BitmapShader; |
| 24 | import android.graphics.Canvas; |
| 25 | import android.graphics.Paint; |
| 26 | import android.graphics.Path; |
| 27 | import android.graphics.RectF; |
| 28 | import android.os.Bundle; |
| 29 | import android.view.View; |
| 30 | |
| 31 | @SuppressWarnings({"UnusedDeclaration"}) |
| 32 | public class PathsActivity extends Activity { |
| 33 | @Override |
| 34 | protected void onCreate(Bundle savedInstanceState) { |
| 35 | super.onCreate(savedInstanceState); |
| 36 | final PathsView view = new PathsView(this); |
| 37 | setContentView(view); |
| 38 | } |
| 39 | |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 40 | public static class PathsView extends View { |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 41 | private final Bitmap mBitmap1; |
| 42 | private final Paint mSmallPaint; |
| 43 | private final Paint mMediumPaint; |
| 44 | private final Paint mLargePaint; |
| 45 | private final BitmapShader mShader; |
| 46 | private final Path mPath; |
| 47 | private final RectF mPathBounds; |
| 48 | private final Paint mBoundsPaint; |
| 49 | private final Bitmap mBitmap; |
| 50 | private final float mOffset; |
| 51 | private final Paint mLinePaint; |
| 52 | |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 53 | public PathsView(Context c) { |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 54 | super(c); |
| 55 | |
| 56 | mBitmap1 = BitmapFactory.decodeResource(c.getResources(), R.drawable.sunset1); |
| 57 | |
| 58 | mSmallPaint = new Paint(); |
| 59 | mSmallPaint.setAntiAlias(true); |
| 60 | mSmallPaint.setColor(0xffff0000); |
| 61 | mSmallPaint.setStrokeWidth(1.0f); |
| 62 | mSmallPaint.setStyle(Paint.Style.STROKE); |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 63 | |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 64 | mLinePaint = new Paint(); |
| 65 | mLinePaint.setAntiAlias(true); |
| 66 | mLinePaint.setColor(0xffff00ff); |
| 67 | mLinePaint.setStrokeWidth(1.0f); |
| 68 | mLinePaint.setStyle(Paint.Style.STROKE); |
| 69 | |
| 70 | mMediumPaint = new Paint(); |
| 71 | mMediumPaint.setAntiAlias(true); |
Romain Guy | 6c319ca | 2011-01-11 14:29:25 -0800 | [diff] [blame] | 72 | mMediumPaint.setColor(0xe00000ff); |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 73 | mMediumPaint.setStrokeWidth(10.0f); |
| 74 | mMediumPaint.setStyle(Paint.Style.STROKE); |
| 75 | |
| 76 | mLargePaint = new Paint(); |
| 77 | mLargePaint.setAntiAlias(true); |
Romain Guy | 740bf2b | 2011-04-26 15:33:10 -0700 | [diff] [blame] | 78 | mLargePaint.setColor(0x7f00ff00); |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 79 | mLargePaint.setStrokeWidth(15.0f); |
| 80 | mLargePaint.setStyle(Paint.Style.FILL); |
| 81 | |
| 82 | mShader = new BitmapShader(mBitmap1, BitmapShader.TileMode.MIRROR, |
| 83 | BitmapShader.TileMode.MIRROR); |
| 84 | |
| 85 | mPath = new Path(); |
| 86 | mPath.moveTo(0.0f, 0.0f); |
| 87 | mPath.cubicTo(0.0f, 0.0f, 100.0f, 150.0f, 100.0f, 200.0f); |
| 88 | mPath.cubicTo(100.0f, 200.0f, 50.0f, 300.0f, -80.0f, 200.0f); |
| 89 | mPath.cubicTo(-80.0f, 200.0f, 100.0f, 200.0f, 200.0f, 0.0f); |
| 90 | |
| 91 | mPathBounds = new RectF(); |
| 92 | mPath.computeBounds(mPathBounds, true); |
| 93 | |
| 94 | mBoundsPaint = new Paint(); |
| 95 | mBoundsPaint.setColor(0x4000ff00); |
| 96 | |
| 97 | mOffset = mMediumPaint.getStrokeWidth(); |
| 98 | final int width = (int) (mPathBounds.width() + mOffset * 3.0f + 0.5f); |
| 99 | final int height = (int) (mPathBounds.height() + mOffset * 3.0f + 0.5f); |
| 100 | mBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ALPHA_8); |
| 101 | Canvas canvas = new Canvas(mBitmap); |
| 102 | canvas.translate(-mPathBounds.left + mOffset * 1.5f, -mPathBounds.top + mOffset * 1.5f); |
| 103 | canvas.drawPath(mPath, mMediumPaint); |
| 104 | } |
| 105 | |
| 106 | @Override |
| 107 | protected void onDraw(Canvas canvas) { |
| 108 | super.onDraw(canvas); |
| 109 | |
| 110 | canvas.drawARGB(255, 255, 255, 255); |
| 111 | |
| 112 | canvas.save(); |
| 113 | canvas.translate(200.0f, 60.0f); |
| 114 | canvas.drawPath(mPath, mSmallPaint); |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 115 | |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 116 | canvas.translate(350.0f, 0.0f); |
| 117 | canvas.drawPath(mPath, mMediumPaint); |
| 118 | |
| 119 | mLargePaint.setShader(mShader); |
| 120 | canvas.translate(350.0f, 0.0f); |
| 121 | canvas.drawPath(mPath, mLargePaint); |
| 122 | mLargePaint.setShader(null); |
| 123 | canvas.restore(); |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 124 | |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 125 | canvas.save(); |
| 126 | canvas.translate(200.0f, 360.0f); |
| 127 | canvas.drawPath(mPath, mSmallPaint); |
| 128 | canvas.drawRect(mPathBounds, mBoundsPaint); |
Xavier Ducrohet | d348b6e | 2010-12-20 08:22:47 -0800 | [diff] [blame] | 129 | |
Romain Guy | 7fbcc04 | 2010-08-04 15:40:07 -0700 | [diff] [blame] | 130 | canvas.translate(350.0f, 0.0f); |
| 131 | canvas.drawBitmap(mBitmap, mPathBounds.left - mOffset * 1.5f, |
| 132 | mPathBounds.top - mOffset * 1.5f, null); |
| 133 | canvas.drawRect(mPathBounds, mBoundsPaint); |
| 134 | canvas.drawLine(0.0f, -360.0f, 0.0f, 500.0f, mLinePaint); |
| 135 | |
| 136 | mLargePaint.setShader(mShader); |
| 137 | canvas.translate(350.0f, 0.0f); |
| 138 | canvas.drawPath(mPath, mLargePaint); |
| 139 | canvas.drawRect(mPathBounds, mBoundsPaint); |
| 140 | mLargePaint.setShader(null); |
| 141 | canvas.restore(); |
| 142 | } |
| 143 | } |
| 144 | } |