| OLD | NEW |
| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "SkSurface_Base.h" | 8 #include "SkSurface_Base.h" |
| 9 #include "SkImagePriv.h" | 9 #include "SkImagePriv.h" |
| 10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
| 11 | 11 |
| 12 #include "SkFontLCDConfig.h" | |
| 13 static SkPixelGeometry compute_default_geometry() { | |
| 14 SkFontLCDConfig::LCDOrder order = SkFontLCDConfig::GetSubpixelOrder(); | |
| 15 if (SkFontLCDConfig::kNONE_LCDOrder == order) { | |
| 16 return kUnknown_SkPixelGeometry; | |
| 17 } else { | |
| 18 // Bit0 is RGB(0), BGR(1) | |
| 19 // Bit1 is H(0), V(1) | |
| 20 const SkPixelGeometry gGeo[] = { | |
| 21 kRGB_H_SkPixelGeometry, | |
| 22 kBGR_H_SkPixelGeometry, | |
| 23 kRGB_V_SkPixelGeometry, | |
| 24 kBGR_V_SkPixelGeometry, | |
| 25 }; | |
| 26 int index = 0; | |
| 27 if (SkFontLCDConfig::kBGR_LCDOrder == order) { | |
| 28 index |= 1; | |
| 29 } | |
| 30 if (SkFontLCDConfig::kVertical_LCDOrientation == SkFontLCDConfig::GetSub
pixelOrientation()){ | |
| 31 index |= 2; | |
| 32 } | |
| 33 return gGeo[index]; | |
| 34 } | |
| 35 } | |
| 36 | |
| 37 SkSurfaceProps::SkSurfaceProps() : fFlags(0), fPixelGeometry(kUnknown_SkPixelGeo
metry) {} | |
| 38 | |
| 39 SkSurfaceProps::SkSurfaceProps(InitType) : fFlags(0), fPixelGeometry(compute_def
ault_geometry()) {} | |
| 40 | |
| 41 SkSurfaceProps::SkSurfaceProps(uint32_t flags, InitType) | |
| 42 : fFlags(flags) | |
| 43 , fPixelGeometry(compute_default_geometry()) | |
| 44 {} | |
| 45 | |
| 46 SkSurfaceProps::SkSurfaceProps(uint32_t flags, SkPixelGeometry pg) | |
| 47 : fFlags(flags), fPixelGeometry(pg) | |
| 48 {} | |
| 49 | |
| 50 /////////////////////////////////////////////////////////////////////////////// | 12 /////////////////////////////////////////////////////////////////////////////// |
| 51 | 13 |
| 52 SkSurface_Base::SkSurface_Base(int width, int height, const SkSurfaceProps* prop
s) | 14 SkSurface_Base::SkSurface_Base(int width, int height) : INHERITED(width, height)
{ |
| 53 : INHERITED(width, height, props) | |
| 54 { | |
| 55 fCachedCanvas = NULL; | 15 fCachedCanvas = NULL; |
| 56 fCachedImage = NULL; | 16 fCachedImage = NULL; |
| 57 } | 17 } |
| 58 | 18 |
| 59 SkSurface_Base::SkSurface_Base(const SkImageInfo& info, const SkSurfaceProps* pr
ops) | 19 SkSurface_Base::SkSurface_Base(const SkImageInfo& info) : INHERITED(info) { |
| 60 : INHERITED(info, props) | |
| 61 { | |
| 62 fCachedCanvas = NULL; | 20 fCachedCanvas = NULL; |
| 63 fCachedImage = NULL; | 21 fCachedImage = NULL; |
| 64 } | 22 } |
| 65 | 23 |
| 66 SkSurface_Base::~SkSurface_Base() { | 24 SkSurface_Base::~SkSurface_Base() { |
| 67 // in case the canvas outsurvives us, we null the callback | 25 // in case the canvas outsurvives us, we null the callback |
| 68 if (fCachedCanvas) { | 26 if (fCachedCanvas) { |
| 69 fCachedCanvas->setSurfaceBase(NULL); | 27 fCachedCanvas->setSurfaceBase(NULL); |
| 70 } | 28 } |
| 71 | 29 |
| 72 SkSafeUnref(fCachedImage); | 30 SkSafeUnref(fCachedImage); |
| 73 SkSafeUnref(fCachedCanvas); | 31 SkSafeUnref(fCachedCanvas); |
| 74 } | 32 } |
| 75 | 33 |
| 76 void SkSurface_Base::onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, const SkPa
int* paint) { | 34 void SkSurface_Base::onDraw(SkCanvas* canvas, SkScalar x, SkScalar y, |
| 35 const SkPaint* paint) { |
| 77 SkImage* image = this->newImageSnapshot(); | 36 SkImage* image = this->newImageSnapshot(); |
| 78 if (image) { | 37 if (image) { |
| 79 image->draw(canvas, x, y, paint); | 38 image->draw(canvas, x, y, paint); |
| 80 image->unref(); | 39 image->unref(); |
| 81 } | 40 } |
| 82 } | 41 } |
| 83 | 42 |
| 84 void SkSurface_Base::aboutToDraw(ContentChangeMode mode) { | 43 void SkSurface_Base::aboutToDraw(ContentChangeMode mode) { |
| 85 this->dirtyGenerationID(); | 44 this->dirtyGenerationID(); |
| 86 | 45 |
| (...skipping 21 matching lines...) Expand all Loading... |
| 108 static int32_t gID; | 67 static int32_t gID; |
| 109 return sk_atomic_inc(&gID) + 1; | 68 return sk_atomic_inc(&gID) + 1; |
| 110 } | 69 } |
| 111 | 70 |
| 112 static SkSurface_Base* asSB(SkSurface* surface) { | 71 static SkSurface_Base* asSB(SkSurface* surface) { |
| 113 return static_cast<SkSurface_Base*>(surface); | 72 return static_cast<SkSurface_Base*>(surface); |
| 114 } | 73 } |
| 115 | 74 |
| 116 /////////////////////////////////////////////////////////////////////////////// | 75 /////////////////////////////////////////////////////////////////////////////// |
| 117 | 76 |
| 118 SkSurface::SkSurface(int width, int height, const SkSurfaceProps* props) | 77 SkSurface::SkSurface(int width, int height) : fWidth(width), fHeight(height) { |
| 119 : fProps(SkSurfacePropsCopyOrDefault(props)), fWidth(width), fHeight(height) | |
| 120 { | |
| 121 SkASSERT(fWidth >= 0); | 78 SkASSERT(fWidth >= 0); |
| 122 SkASSERT(fHeight >= 0); | 79 SkASSERT(fHeight >= 0); |
| 123 fGenerationID = 0; | 80 fGenerationID = 0; |
| 124 } | 81 } |
| 125 | 82 |
| 126 SkSurface::SkSurface(const SkImageInfo& info, const SkSurfaceProps* props) | 83 SkSurface::SkSurface(const SkImageInfo& info) : fWidth(info.width()), fHeight(in
fo.height()) { |
| 127 : fProps(SkSurfacePropsCopyOrDefault(props)), fWidth(info.width()), fHeight(
info.height()) | |
| 128 { | |
| 129 SkASSERT(fWidth >= 0); | 84 SkASSERT(fWidth >= 0); |
| 130 SkASSERT(fHeight >= 0); | 85 SkASSERT(fHeight >= 0); |
| 131 fGenerationID = 0; | 86 fGenerationID = 0; |
| 132 } | 87 } |
| 133 | 88 |
| 134 uint32_t SkSurface::generationID() { | 89 uint32_t SkSurface::generationID() { |
| 135 if (0 == fGenerationID) { | 90 if (0 == fGenerationID) { |
| 136 fGenerationID = asSB(this)->newGenerationID(); | 91 fGenerationID = asSB(this)->newGenerationID(); |
| 137 } | 92 } |
| 138 return fGenerationID; | 93 return fGenerationID; |
| (...skipping 18 matching lines...) Expand all Loading... |
| 157 } | 112 } |
| 158 | 113 |
| 159 void SkSurface::draw(SkCanvas* canvas, SkScalar x, SkScalar y, | 114 void SkSurface::draw(SkCanvas* canvas, SkScalar x, SkScalar y, |
| 160 const SkPaint* paint) { | 115 const SkPaint* paint) { |
| 161 return asSB(this)->onDraw(canvas, x, y, paint); | 116 return asSB(this)->onDraw(canvas, x, y, paint); |
| 162 } | 117 } |
| 163 | 118 |
| 164 const void* SkSurface::peekPixels(SkImageInfo* info, size_t* rowBytes) { | 119 const void* SkSurface::peekPixels(SkImageInfo* info, size_t* rowBytes) { |
| 165 return this->getCanvas()->peekPixels(info, rowBytes); | 120 return this->getCanvas()->peekPixels(info, rowBytes); |
| 166 } | 121 } |
| 167 | |
| 168 ////////////////////////////////////////////////////////////////////////////////
////// | |
| 169 #ifdef SK_SUPPORT_LEGACY_TEXTRENDERMODE | |
| 170 | |
| 171 static SkSurfaceProps make_props(SkSurface::TextRenderMode trm) { | |
| 172 uint32_t propsFlags = 0; | |
| 173 if (SkSurface::kDistanceField_TextRenderMode == trm) { | |
| 174 propsFlags |= SkSurfaceProps::kUseDistanceFieldFonts_Flag; | |
| 175 } | |
| 176 return SkSurfaceProps(propsFlags, SkSurfaceProps::kLegacyFontHost_InitType); | |
| 177 } | |
| 178 | |
| 179 SkSurface* SkSurface::NewRenderTargetDirect(GrRenderTarget* target, TextRenderMo
de trm, | |
| 180 RenderTargetFlags flags) { | |
| 181 SkSurfaceProps props = make_props(trm); | |
| 182 return NewRenderTargetDirect(target, &props, flags); | |
| 183 } | |
| 184 | |
| 185 SkSurface* SkSurface::NewRenderTarget(GrContext* gr, const SkImageInfo& info, in
t sampleCount, | |
| 186 TextRenderMode trm, RenderTargetFlags flag
s) { | |
| 187 SkSurfaceProps props = make_props(trm); | |
| 188 return NewRenderTarget(gr, info, sampleCount, &props, flags); | |
| 189 } | |
| 190 | |
| 191 SkSurface* SkSurface::NewScratchRenderTarget(GrContext* gr, const SkImageInfo& i
nfo, int sampleCount, | |
| 192 TextRenderMode trm, RenderTargetFla
gs flags) { | |
| 193 SkSurfaceProps props = make_props(trm); | |
| 194 return NewScratchRenderTarget(gr, info, sampleCount, &props, flags); | |
| 195 } | |
| 196 | |
| 197 #endif | |
| 198 | |
| 199 #if !SK_SUPPORT_GPU | |
| 200 | |
| 201 SkSurface* SkSurface::NewRenderTargetDirect(GrRenderTarget*, const SkSurfaceProp
s*) { | |
| 202 return NULL; | |
| 203 } | |
| 204 | |
| 205 SkSurface* SkSurface::NewRenderTarget(GrContext*, const SkImageInfo&, int, const
SkSurfaceProps*) { | |
| 206 return NULL; | |
| 207 } | |
| 208 | |
| 209 SkSurface* SkSurface::NewScratchRenderTarget(GrContext*, const SkImageInfo&, int
sampleCount, | |
| 210 const SkSurfaceProps*) { | |
| 211 return NULL; | |
| 212 } | |
| 213 | |
| 214 #endif | |
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