michael@0: 
michael@0: /*
michael@0:  * Copyright 2006 The Android Open Source Project
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: 
michael@0: 
michael@0: #include "SkGraphics.h"
michael@0: 
michael@0: #include "SkBlitter.h"
michael@0: #include "SkCanvas.h"
michael@0: #include "SkFloat.h"
michael@0: #include "SkGeometry.h"
michael@0: #include "SkMath.h"
michael@0: #include "SkMatrix.h"
michael@0: #include "SkPath.h"
michael@0: #include "SkPathEffect.h"
michael@0: #include "SkPixelRef.h"
michael@0: #include "SkRefCnt.h"
michael@0: #include "SkRTConf.h"
michael@0: #include "SkScalerContext.h"
michael@0: #include "SkShader.h"
michael@0: #include "SkStream.h"
michael@0: #include "SkTSearch.h"
michael@0: #include "SkTime.h"
michael@0: #include "SkUtils.h"
michael@0: #include "SkXfermode.h"
michael@0: 
michael@0: void SkGraphics::GetVersion(int32_t* major, int32_t* minor, int32_t* patch) {
michael@0:     if (major) {
michael@0:         *major = SKIA_VERSION_MAJOR;
michael@0:     }
michael@0:     if (minor) {
michael@0:         *minor = SKIA_VERSION_MINOR;
michael@0:     }
michael@0:     if (patch) {
michael@0:         *patch = SKIA_VERSION_PATCH;
michael@0:     }
michael@0: }
michael@0: 
michael@0: #define typesizeline(type)  { #type , sizeof(type) }
michael@0: 
michael@0: #ifdef BUILD_EMBOSS_TABLE
michael@0:     extern void SkEmbossMask_BuildTable();
michael@0: #endif
michael@0: 
michael@0: #ifdef BUILD_RADIALGRADIENT_TABLE
michael@0:     extern void SkRadialGradient_BuildTable();
michael@0: #endif
michael@0: 
michael@0: void SkGraphics::Init() {
michael@0: #ifdef SK_DEVELOPER
michael@0:     skRTConfRegistry().possiblyDumpFile();
michael@0:     skRTConfRegistry().validate();
michael@0:     if (skRTConfRegistry().hasNonDefault()) {
michael@0:         SkDebugf("Non-default runtime configuration options:\n");
michael@0:         skRTConfRegistry().printNonDefault();
michael@0:     }
michael@0: #endif
michael@0: 
michael@0: #ifdef BUILD_EMBOSS_TABLE
michael@0:     SkEmbossMask_BuildTable();
michael@0: #endif
michael@0: #ifdef BUILD_RADIALGRADIENT_TABLE
michael@0:     SkRadialGradient_BuildTable();
michael@0: #endif
michael@0: 
michael@0: #ifdef SK_DEBUGx
michael@0:     int i;
michael@0: 
michael@0:     static const struct {
michael@0:         const char* fTypeName;
michael@0:         size_t      fSizeOf;
michael@0:     } gTypeSize[] = {
michael@0:         typesizeline(char),
michael@0:         typesizeline(short),
michael@0:         typesizeline(int),
michael@0:         typesizeline(long),
michael@0:         typesizeline(size_t),
michael@0:         typesizeline(void*),
michael@0: 
michael@0:         typesizeline(S8CPU),
michael@0:         typesizeline(U8CPU),
michael@0:         typesizeline(S16CPU),
michael@0:         typesizeline(U16CPU),
michael@0: 
michael@0:         typesizeline(SkPoint),
michael@0:         typesizeline(SkRect),
michael@0:         typesizeline(SkMatrix),
michael@0:         typesizeline(SkPath),
michael@0:         typesizeline(SkGlyph),
michael@0:         typesizeline(SkRefCnt),
michael@0: 
michael@0:         typesizeline(SkPaint),
michael@0:         typesizeline(SkCanvas),
michael@0:         typesizeline(SkBlitter),
michael@0:         typesizeline(SkShader),
michael@0:         typesizeline(SkXfermode),
michael@0:         typesizeline(SkPathEffect)
michael@0:     };
michael@0: 
michael@0: #ifdef SK_CPU_BENDIAN
michael@0:     SkDebugf("SkGraphics: big-endian\n");
michael@0: #else
michael@0:     SkDebugf("SkGraphics: little-endian\n");
michael@0: #endif
michael@0: 
michael@0:     {
michael@0:         char    test = 0xFF;
michael@0:         int     itest = test;   // promote to int, see if it sign-extended
michael@0:         if (itest < 0)
michael@0:             SkDebugf("SkGraphics: char is signed\n");
michael@0:         else
michael@0:             SkDebugf("SkGraphics: char is unsigned\n");
michael@0:     }
michael@0:     for (i = 0; i < (int)SK_ARRAY_COUNT(gTypeSize); i++) {
michael@0:         SkDebugf("SkGraphics: sizeof(%s) = %d\n",
michael@0:                  gTypeSize[i].fTypeName, gTypeSize[i].fSizeOf);
michael@0:     }
michael@0:     SkDebugf("SkGraphics: font cache limit %dK\n",
michael@0:              GetFontCacheLimit() >> 10);
michael@0: 
michael@0: #endif
michael@0: 
michael@0: }
michael@0: 
michael@0: void SkGraphics::Term() {
michael@0:     PurgeFontCache();
michael@0:     SkPaint::Term();
michael@0:     SkXfermode::Term();
michael@0: }
michael@0: 
michael@0: ///////////////////////////////////////////////////////////////////////////////
michael@0: 
michael@0: static const char kFontCacheLimitStr[] = "font-cache-limit";
michael@0: static const size_t kFontCacheLimitLen = sizeof(kFontCacheLimitStr) - 1;
michael@0: 
michael@0: static const struct {
michael@0:     const char* fStr;
michael@0:     size_t fLen;
michael@0:     size_t (*fFunc)(size_t);
michael@0: } gFlags[] = {
michael@0:     { kFontCacheLimitStr, kFontCacheLimitLen, SkGraphics::SetFontCacheLimit }
michael@0: };
michael@0: 
michael@0: /* flags are of the form param; or param=value; */
michael@0: void SkGraphics::SetFlags(const char* flags) {
michael@0:     if (!flags) {
michael@0:         return;
michael@0:     }
michael@0:     const char* nextSemi;
michael@0:     do {
michael@0:         size_t len = strlen(flags);
michael@0:         const char* paramEnd = flags + len;
michael@0:         const char* nextEqual = strchr(flags, '=');
michael@0:         if (nextEqual && paramEnd > nextEqual) {
michael@0:             paramEnd = nextEqual;
michael@0:         }
michael@0:         nextSemi = strchr(flags, ';');
michael@0:         if (nextSemi && paramEnd > nextSemi) {
michael@0:             paramEnd = nextSemi;
michael@0:         }
michael@0:         size_t paramLen = paramEnd - flags;
michael@0:         for (int i = 0; i < (int)SK_ARRAY_COUNT(gFlags); ++i) {
michael@0:             if (paramLen != gFlags[i].fLen) {
michael@0:                 continue;
michael@0:             }
michael@0:             if (strncmp(flags, gFlags[i].fStr, paramLen) == 0) {
michael@0:                 size_t val = 0;
michael@0:                 if (nextEqual) {
michael@0:                     val = (size_t) atoi(nextEqual + 1);
michael@0:                 }
michael@0:                 (gFlags[i].fFunc)(val);
michael@0:                 break;
michael@0:             }
michael@0:         }
michael@0:         flags = nextSemi + 1;
michael@0:     } while (nextSemi);
michael@0: }