| /* |
| * Copyright 2006 The Android Open Source Project |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkGraphics.h" |
| |
| #include "include/core/SkCanvas.h" |
| #include "include/core/SkMath.h" |
| #include "include/core/SkMatrix.h" |
| #include "include/core/SkPath.h" |
| #include "include/core/SkPathEffect.h" |
| #include "include/core/SkRefCnt.h" |
| #include "include/core/SkShader.h" |
| #include "include/core/SkStream.h" |
| #include "include/core/SkTime.h" |
| #include "src/core/SkBlitter.h" |
| #include "src/core/SkCpu.h" |
| #include "src/core/SkGeometry.h" |
| #include "src/core/SkImageFilter_Base.h" |
| #include "src/core/SkOpts.h" |
| #include "src/core/SkResourceCache.h" |
| #include "src/core/SkScalerContext.h" |
| #include "src/core/SkStrikeCache.h" |
| #include "src/core/SkTSearch.h" |
| #include "src/core/SkTypefaceCache.h" |
| #include "src/utils/SkUTF.h" |
| |
| #include <stdlib.h> |
| |
| void SkGraphics::Init() { |
| // SkGraphics::Init() must be thread-safe and idempotent. |
| SkCpu::CacheRuntimeFeatures(); |
| SkOpts::Init(); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| void SkGraphics::DumpMemoryStatistics(SkTraceMemoryDump* dump) { |
| SkResourceCache::DumpMemoryStatistics(dump); |
| SkStrikeCache::DumpMemoryStatistics(dump); |
| } |
| |
| void SkGraphics::PurgeAllCaches() { |
| SkGraphics::PurgeFontCache(); |
| SkGraphics::PurgeResourceCache(); |
| SkImageFilter_Base::PurgeCache(); |
| } |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| static const char kFontCacheLimitStr[] = "font-cache-limit"; |
| static const size_t kFontCacheLimitLen = sizeof(kFontCacheLimitStr) - 1; |
| |
| static const struct { |
| const char* fStr; |
| size_t fLen; |
| size_t (*fFunc)(size_t); |
| } gFlags[] = { |
| { kFontCacheLimitStr, kFontCacheLimitLen, SkGraphics::SetFontCacheLimit } |
| }; |
| |
| /* flags are of the form param; or param=value; */ |
| void SkGraphics::SetFlags(const char* flags) { |
| if (!flags) { |
| return; |
| } |
| const char* nextSemi; |
| do { |
| size_t len = strlen(flags); |
| const char* paramEnd = flags + len; |
| const char* nextEqual = strchr(flags, '='); |
| if (nextEqual && paramEnd > nextEqual) { |
| paramEnd = nextEqual; |
| } |
| nextSemi = strchr(flags, ';'); |
| if (nextSemi && paramEnd > nextSemi) { |
| paramEnd = nextSemi; |
| } |
| size_t paramLen = paramEnd - flags; |
| for (int i = 0; i < (int)SK_ARRAY_COUNT(gFlags); ++i) { |
| if (paramLen != gFlags[i].fLen) { |
| continue; |
| } |
| if (strncmp(flags, gFlags[i].fStr, paramLen) == 0) { |
| size_t val = 0; |
| if (nextEqual) { |
| val = (size_t) atoi(nextEqual + 1); |
| } |
| (gFlags[i].fFunc)(val); |
| break; |
| } |
| } |
| flags = nextSemi + 1; |
| } while (nextSemi); |
| } |
| |
| size_t SkGraphics::GetFontCacheLimit() { |
| return SkStrikeCache::GlobalStrikeCache()->getCacheSizeLimit(); |
| } |
| |
| size_t SkGraphics::SetFontCacheLimit(size_t bytes) { |
| return SkStrikeCache::GlobalStrikeCache()->setCacheSizeLimit(bytes); |
| } |
| |
| size_t SkGraphics::GetFontCacheUsed() { |
| return SkStrikeCache::GlobalStrikeCache()->getTotalMemoryUsed(); |
| } |
| |
| int SkGraphics::GetFontCacheCountLimit() { |
| return SkStrikeCache::GlobalStrikeCache()->getCacheCountLimit(); |
| } |
| |
| int SkGraphics::SetFontCacheCountLimit(int count) { |
| return SkStrikeCache::GlobalStrikeCache()->setCacheCountLimit(count); |
| } |
| |
| int SkGraphics::GetFontCacheCountUsed() { |
| return SkStrikeCache::GlobalStrikeCache()->getCacheCountUsed(); |
| } |
| |
| int SkGraphics::GetFontCachePointSizeLimit() { |
| return SkStrikeCache::GlobalStrikeCache()->getCachePointSizeLimit(); |
| } |
| |
| int SkGraphics::SetFontCachePointSizeLimit(int limit) { |
| return SkStrikeCache::GlobalStrikeCache()->setCachePointSizeLimit(limit); |
| } |
| |
| void SkGraphics::PurgeFontCache() { |
| SkStrikeCache::GlobalStrikeCache()->purgeAll(); |
| SkTypefaceCache::PurgeAll(); |
| } |