1 /* 2 * Copyright (C) 2011 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 #define LOG_TAG "OpenGLRenderer" 18 19 #include "ShapeCache.h" 20 21 namespace android { 22 namespace uirenderer { 23 24 /////////////////////////////////////////////////////////////////////////////// 25 // Rounded rects 26 /////////////////////////////////////////////////////////////////////////////// 27 28 RoundRectShapeCache::RoundRectShapeCache(): ShapeCache<RoundRectShapeCacheEntry>( 29 "round rect", PROPERTY_SHAPE_CACHE_SIZE, DEFAULT_SHAPE_CACHE_SIZE) { 30 } 31 32 PathTexture* RoundRectShapeCache::getRoundRect(float width, float height, 33 float rx, float ry, SkPaint* paint) { 34 RoundRectShapeCacheEntry entry(width, height, rx, ry, paint); 35 PathTexture* texture = get(entry); 36 37 if (!texture) { 38 SkPath path; 39 SkRect r; 40 r.set(0.0f, 0.0f, width, height); 41 path.addRoundRect(r, rx, ry, SkPath::kCW_Direction); 42 43 texture = addTexture(entry, &path, paint); 44 } 45 46 return texture; 47 } 48 49 /////////////////////////////////////////////////////////////////////////////// 50 // Circles 51 /////////////////////////////////////////////////////////////////////////////// 52 53 CircleShapeCache::CircleShapeCache(): ShapeCache<CircleShapeCacheEntry>( 54 "circle", PROPERTY_SHAPE_CACHE_SIZE, DEFAULT_SHAPE_CACHE_SIZE) { 55 } 56 57 PathTexture* CircleShapeCache::getCircle(float radius, SkPaint* paint) { 58 CircleShapeCacheEntry entry(radius, paint); 59 PathTexture* texture = get(entry); 60 61 if (!texture) { 62 SkPath path; 63 path.addCircle(radius, radius, radius, SkPath::kCW_Direction); 64 65 texture = addTexture(entry, &path, paint); 66 } 67 68 return texture; 69 } 70 71 /////////////////////////////////////////////////////////////////////////////// 72 // Ovals 73 /////////////////////////////////////////////////////////////////////////////// 74 75 OvalShapeCache::OvalShapeCache(): ShapeCache<OvalShapeCacheEntry>( 76 "oval", PROPERTY_SHAPE_CACHE_SIZE, DEFAULT_SHAPE_CACHE_SIZE) { 77 } 78 79 PathTexture* OvalShapeCache::getOval(float width, float height, SkPaint* paint) { 80 OvalShapeCacheEntry entry(width, height, paint); 81 PathTexture* texture = get(entry); 82 83 if (!texture) { 84 SkPath path; 85 SkRect r; 86 r.set(0.0f, 0.0f, width, height); 87 path.addOval(r, SkPath::kCW_Direction); 88 89 texture = addTexture(entry, &path, paint); 90 } 91 92 return texture; 93 } 94 95 /////////////////////////////////////////////////////////////////////////////// 96 // Rects 97 /////////////////////////////////////////////////////////////////////////////// 98 99 RectShapeCache::RectShapeCache(): ShapeCache<RectShapeCacheEntry>( 100 "rect", PROPERTY_SHAPE_CACHE_SIZE, DEFAULT_SHAPE_CACHE_SIZE) { 101 } 102 103 PathTexture* RectShapeCache::getRect(float width, float height, SkPaint* paint) { 104 RectShapeCacheEntry entry(width, height, paint); 105 PathTexture* texture = get(entry); 106 107 if (!texture) { 108 SkPath path; 109 path.addRect(0.0f, 0.0f, width, height, SkPath::kCW_Direction); 110 111 texture = addTexture(entry, &path, paint); 112 } 113 114 return texture; 115 } 116 117 /////////////////////////////////////////////////////////////////////////////// 118 // Arcs 119 /////////////////////////////////////////////////////////////////////////////// 120 121 ArcShapeCache::ArcShapeCache(): ShapeCache<ArcShapeCacheEntry>( 122 "arc", PROPERTY_SHAPE_CACHE_SIZE, DEFAULT_SHAPE_CACHE_SIZE) { 123 } 124 125 PathTexture* ArcShapeCache::getArc(float width, float height, 126 float startAngle, float sweepAngle, bool useCenter, SkPaint* paint) { 127 ArcShapeCacheEntry entry(width, height, startAngle, sweepAngle, useCenter, paint); 128 PathTexture* texture = get(entry); 129 130 if (!texture) { 131 SkPath path; 132 SkRect r; 133 r.set(0.0f, 0.0f, width, height); 134 if (useCenter) { 135 path.moveTo(r.centerX(), r.centerY()); 136 } 137 path.arcTo(r, startAngle, sweepAngle, !useCenter); 138 if (useCenter) { 139 path.close(); 140 } 141 142 texture = addTexture(entry, &path, paint); 143 } 144 145 return texture; 146 } 147 148 }; // namespace uirenderer 149 }; // namespace android 150