1 2/* 3 * Copyright 2006 The Android Open Source Project 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8 9 10#include "SkGraphics.h" 11 12#include "SkBlitter.h" 13#include "SkCanvas.h" 14#include "SkGeometry.h" 15#include "SkGlyphCache.h" 16#include "SkImageFilter.h" 17#include "SkMath.h" 18#include "SkMatrix.h" 19#include "SkOpts.h" 20#include "SkPath.h" 21#include "SkPathEffect.h" 22#include "SkPixelRef.h" 23#include "SkRefCnt.h" 24#include "SkResourceCache.h" 25#include "SkRTConf.h" 26#include "SkScalerContext.h" 27#include "SkShader.h" 28#include "SkStream.h" 29#include "SkTSearch.h" 30#include "SkTime.h" 31#include "SkUtils.h" 32#include "SkXfermode.h" 33 34#include <stdlib.h> 35 36void SkGraphics::GetVersion(int32_t* major, int32_t* minor, int32_t* patch) { 37 if (major) { 38 *major = SKIA_VERSION_MAJOR; 39 } 40 if (minor) { 41 *minor = SKIA_VERSION_MINOR; 42 } 43 if (patch) { 44 *patch = SKIA_VERSION_PATCH; 45 } 46} 47 48void SkGraphics::Init() { 49 // SkGraphics::Init() must be thread-safe and idempotent. 50 SkOpts::Init(); 51 52#ifdef SK_DEVELOPER 53 skRTConfRegistry().possiblyDumpFile(); 54 skRTConfRegistry().validate(); 55 if (skRTConfRegistry().hasNonDefault()) { 56 SkDebugf("Non-default runtime configuration options:\n"); 57 skRTConfRegistry().printNonDefault(); 58 } 59#endif 60} 61 62/////////////////////////////////////////////////////////////////////////////// 63 64void SkGraphics::DumpMemoryStatistics(SkTraceMemoryDump* dump) { 65 SkResourceCache::DumpMemoryStatistics(dump); 66 SkGlyphCache::DumpMemoryStatistics(dump); 67} 68 69void SkGraphics::PurgeAllCaches() { 70 SkGraphics::PurgeFontCache(); 71 SkGraphics::PurgeResourceCache(); 72 SkImageFilter::PurgeCache(); 73} 74 75/////////////////////////////////////////////////////////////////////////////// 76 77static const char kFontCacheLimitStr[] = "font-cache-limit"; 78static const size_t kFontCacheLimitLen = sizeof(kFontCacheLimitStr) - 1; 79 80static const struct { 81 const char* fStr; 82 size_t fLen; 83 size_t (*fFunc)(size_t); 84} gFlags[] = { 85 { kFontCacheLimitStr, kFontCacheLimitLen, SkGraphics::SetFontCacheLimit } 86}; 87 88/* flags are of the form param; or param=value; */ 89void SkGraphics::SetFlags(const char* flags) { 90 if (!flags) { 91 return; 92 } 93 const char* nextSemi; 94 do { 95 size_t len = strlen(flags); 96 const char* paramEnd = flags + len; 97 const char* nextEqual = strchr(flags, '='); 98 if (nextEqual && paramEnd > nextEqual) { 99 paramEnd = nextEqual; 100 } 101 nextSemi = strchr(flags, ';'); 102 if (nextSemi && paramEnd > nextSemi) { 103 paramEnd = nextSemi; 104 } 105 size_t paramLen = paramEnd - flags; 106 for (int i = 0; i < (int)SK_ARRAY_COUNT(gFlags); ++i) { 107 if (paramLen != gFlags[i].fLen) { 108 continue; 109 } 110 if (strncmp(flags, gFlags[i].fStr, paramLen) == 0) { 111 size_t val = 0; 112 if (nextEqual) { 113 val = (size_t) atoi(nextEqual + 1); 114 } 115 (gFlags[i].fFunc)(val); 116 break; 117 } 118 } 119 flags = nextSemi + 1; 120 } while (nextSemi); 121} 122