1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/skia/trunk/include/device/xps/SkXPSDevice.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,322 @@
1.4 +/*
1.5 + * Copyright 2011 Google Inc.
1.6 + *
1.7 + * Use of this source code is governed by a BSD-style license that can be
1.8 + * found in the LICENSE file.
1.9 + */
1.10 +
1.11 +#ifndef SkXPSDevice_DEFINED
1.12 +#define SkXPSDevice_DEFINED
1.13 +
1.14 +#include "SkTypes.h"
1.15 +#include <ObjBase.h>
1.16 +#include <XpsObjectModel.h>
1.17 +
1.18 +#include "SkAutoCoInitialize.h"
1.19 +#include "SkBitmapDevice.h"
1.20 +#include "SkBitSet.h"
1.21 +#include "SkCanvas.h"
1.22 +#include "SkColor.h"
1.23 +#include "SkPaint.h"
1.24 +#include "SkPath.h"
1.25 +#include "SkPoint.h"
1.26 +#include "SkShader.h"
1.27 +#include "SkSize.h"
1.28 +#include "SkTArray.h"
1.29 +#include "SkTScopedComPtr.h"
1.30 +#include "SkTypeface.h"
1.31 +
1.32 +/** \class SkXPSDevice
1.33 +
1.34 + The drawing context for the XPS backend.
1.35 +*/
1.36 +class SkXPSDevice : public SkBitmapDevice {
1.37 +public:
1.38 + SK_API SkXPSDevice();
1.39 + SK_API virtual ~SkXPSDevice();
1.40 +
1.41 + virtual bool beginPortfolio(SkWStream* outputStream);
1.42 + /**
1.43 + @param unitsPerMeter converts geometry units into physical units.
1.44 + @param pixelsPerMeter resolution to use when geometry must be rasterized.
1.45 + @param trimSize final page size in physical units.
1.46 + The top left of the trim is the origin of physical space.
1.47 + @param mediaBox The size of the physical media in physical units.
1.48 + The top and left must be less than zero.
1.49 + The bottom and right must be greater than the trimSize.
1.50 + The default is to coincide with the trimSize.
1.51 + @param bleedBox The size of the bleed box in physical units.
1.52 + Must be contained within the mediaBox.
1.53 + The default is to coincide with the mediaBox.
1.54 + @param artBox The size of the content box in physical units.
1.55 + Must be contained within the trimSize.
1.56 + The default is to coincide with the trimSize.
1.57 + @param cropBox The size of the recommended view port in physical units.
1.58 + Must be contained within the mediaBox.
1.59 + The default is to coincide with the mediaBox.
1.60 + */
1.61 + virtual bool beginSheet(
1.62 + const SkVector& unitsPerMeter,
1.63 + const SkVector& pixelsPerMeter,
1.64 + const SkSize& trimSize,
1.65 + const SkRect* mediaBox = NULL,
1.66 + const SkRect* bleedBox = NULL,
1.67 + const SkRect* artBox = NULL,
1.68 + const SkRect* cropBox = NULL);
1.69 +
1.70 + virtual bool endSheet();
1.71 + virtual bool endPortfolio();
1.72 +
1.73 +protected:
1.74 + virtual void clear(SkColor color) SK_OVERRIDE;
1.75 +
1.76 + virtual void drawPaint(const SkDraw&, const SkPaint& paint) SK_OVERRIDE;
1.77 +
1.78 + virtual void drawPoints(
1.79 + const SkDraw&,
1.80 + SkCanvas::PointMode mode,
1.81 + size_t count, const SkPoint[],
1.82 + const SkPaint& paint) SK_OVERRIDE;
1.83 +
1.84 + virtual void drawRect(
1.85 + const SkDraw&,
1.86 + const SkRect& r,
1.87 + const SkPaint& paint) SK_OVERRIDE;
1.88 +
1.89 + virtual void drawRRect(
1.90 + const SkDraw&,
1.91 + const SkRRect&,
1.92 + const SkPaint& paint) SK_OVERRIDE;
1.93 +
1.94 + virtual void drawPath(
1.95 + const SkDraw&,
1.96 + const SkPath& platonicPath,
1.97 + const SkPaint& paint,
1.98 + const SkMatrix* prePathMatrix,
1.99 + bool pathIsMutable) SK_OVERRIDE;
1.100 +
1.101 + virtual void drawBitmap(
1.102 + const SkDraw&,
1.103 + const SkBitmap& bitmap,
1.104 + const SkMatrix& matrix,
1.105 + const SkPaint& paint) SK_OVERRIDE;
1.106 +
1.107 + virtual void drawSprite(
1.108 + const SkDraw&,
1.109 + const SkBitmap& bitmap,
1.110 + int x, int y,
1.111 + const SkPaint& paint) SK_OVERRIDE;
1.112 +
1.113 + virtual void drawText(
1.114 + const SkDraw&,
1.115 + const void* text, size_t len,
1.116 + SkScalar x, SkScalar y,
1.117 + const SkPaint& paint) SK_OVERRIDE;
1.118 +
1.119 + virtual void drawPosText(
1.120 + const SkDraw&,
1.121 + const void* text, size_t len,
1.122 + const SkScalar pos[], SkScalar constY, int scalarsPerPos,
1.123 + const SkPaint& paint) SK_OVERRIDE;
1.124 +
1.125 + virtual void drawTextOnPath(
1.126 + const SkDraw&,
1.127 + const void* text, size_t len,
1.128 + const SkPath& path,
1.129 + const SkMatrix* matrix,
1.130 + const SkPaint& paint) SK_OVERRIDE;
1.131 +
1.132 + virtual void drawVertices(
1.133 + const SkDraw&,
1.134 + SkCanvas::VertexMode,
1.135 + int vertexCount, const SkPoint verts[],
1.136 + const SkPoint texs[], const SkColor colors[],
1.137 + SkXfermode* xmode,
1.138 + const uint16_t indices[], int indexCount,
1.139 + const SkPaint& paint) SK_OVERRIDE;
1.140 +
1.141 + virtual void drawDevice(
1.142 + const SkDraw&,
1.143 + SkBaseDevice* device,
1.144 + int x, int y,
1.145 + const SkPaint& paint) SK_OVERRIDE;
1.146 +
1.147 + virtual bool onReadPixels(const SkBitmap& bitmap,
1.148 + int x,
1.149 + int y,
1.150 + SkCanvas::Config8888) SK_OVERRIDE;
1.151 +
1.152 + virtual bool allowImageFilter(const SkImageFilter*) SK_OVERRIDE;
1.153 +
1.154 +private:
1.155 + class TypefaceUse : ::SkNoncopyable {
1.156 + public:
1.157 + SkFontID typefaceId;
1.158 + int ttcIndex;
1.159 + SkStream* fontData;
1.160 + IXpsOMFontResource* xpsFont;
1.161 + SkBitSet* glyphsUsed;
1.162 +
1.163 + explicit TypefaceUse();
1.164 + ~TypefaceUse();
1.165 + };
1.166 + friend static HRESULT subset_typeface(TypefaceUse* current);
1.167 +
1.168 + SkXPSDevice(IXpsOMObjectFactory* xpsFactory);
1.169 +
1.170 + SkAutoCoInitialize fAutoCo;
1.171 + SkTScopedComPtr<IXpsOMObjectFactory> fXpsFactory;
1.172 + SkTScopedComPtr<IStream> fOutputStream;
1.173 + SkTScopedComPtr<IXpsOMPackageWriter> fPackageWriter;
1.174 +
1.175 + unsigned int fCurrentPage;
1.176 + SkTScopedComPtr<IXpsOMCanvas> fCurrentXpsCanvas;
1.177 + SkSize fCurrentCanvasSize;
1.178 + SkVector fCurrentUnitsPerMeter;
1.179 + SkVector fCurrentPixelsPerMeter;
1.180 +
1.181 + SkTArray<TypefaceUse, true> fTypefaces;
1.182 +
1.183 + HRESULT initXpsDocumentWriter(IXpsOMImageResource* image);
1.184 +
1.185 + HRESULT createXpsPage(
1.186 + const XPS_SIZE& pageSize,
1.187 + IXpsOMPage** page);
1.188 +
1.189 + HRESULT createXpsThumbnail(
1.190 + IXpsOMPage* page, const unsigned int pageNumber,
1.191 + IXpsOMImageResource** image);
1.192 +
1.193 + void internalDrawRect(
1.194 + const SkDraw&,
1.195 + const SkRect& r,
1.196 + bool transformRect,
1.197 + const SkPaint& paint);
1.198 +
1.199 + HRESULT createXpsBrush(
1.200 + const SkPaint& skPaint,
1.201 + IXpsOMBrush** xpsBrush,
1.202 + const SkMatrix* parentTransform = NULL);
1.203 +
1.204 + HRESULT createXpsSolidColorBrush(
1.205 + const SkColor skColor, const SkAlpha alpha,
1.206 + IXpsOMBrush** xpsBrush);
1.207 +
1.208 + HRESULT createXpsImageBrush(
1.209 + const SkBitmap& bitmap,
1.210 + const SkMatrix& localMatrix,
1.211 + const SkShader::TileMode (&xy)[2],
1.212 + const SkAlpha alpha,
1.213 + IXpsOMTileBrush** xpsBrush);
1.214 +
1.215 + HRESULT createXpsLinearGradient(
1.216 + SkShader::GradientInfo info,
1.217 + const SkAlpha alpha,
1.218 + const SkMatrix& localMatrix,
1.219 + IXpsOMMatrixTransform* xpsMatrixToUse,
1.220 + IXpsOMBrush** xpsBrush);
1.221 +
1.222 + HRESULT createXpsRadialGradient(
1.223 + SkShader::GradientInfo info,
1.224 + const SkAlpha alpha,
1.225 + const SkMatrix& localMatrix,
1.226 + IXpsOMMatrixTransform* xpsMatrixToUse,
1.227 + IXpsOMBrush** xpsBrush);
1.228 +
1.229 + HRESULT createXpsGradientStop(
1.230 + const SkColor skColor,
1.231 + const SkScalar offset,
1.232 + IXpsOMGradientStop** xpsGradStop);
1.233 +
1.234 + HRESULT createXpsTransform(
1.235 + const SkMatrix& matrix,
1.236 + IXpsOMMatrixTransform ** xpsTransform);
1.237 +
1.238 + HRESULT createXpsRect(
1.239 + const SkRect& rect,
1.240 + BOOL stroke, BOOL fill,
1.241 + IXpsOMGeometryFigure** xpsRect);
1.242 +
1.243 + HRESULT createXpsQuad(
1.244 + const SkPoint (&points)[4],
1.245 + BOOL stroke, BOOL fill,
1.246 + IXpsOMGeometryFigure** xpsQuad);
1.247 +
1.248 + HRESULT CreateTypefaceUse(
1.249 + const SkPaint& paint,
1.250 + TypefaceUse** fontResource);
1.251 +
1.252 + HRESULT AddGlyphs(
1.253 + const SkDraw& d,
1.254 + IXpsOMObjectFactory* xpsFactory,
1.255 + IXpsOMCanvas* canvas,
1.256 + TypefaceUse* font,
1.257 + LPCWSTR text,
1.258 + XPS_GLYPH_INDEX* xpsGlyphs,
1.259 + UINT32 xpsGlyphsLen,
1.260 + XPS_POINT *origin,
1.261 + FLOAT fontSize,
1.262 + XPS_STYLE_SIMULATION sims,
1.263 + const SkMatrix& transform,
1.264 + const SkPaint& paint);
1.265 +
1.266 + HRESULT addXpsPathGeometry(
1.267 + IXpsOMGeometryFigureCollection* figures,
1.268 + BOOL stroke, BOOL fill, const SkPath& path);
1.269 +
1.270 + HRESULT createPath(
1.271 + IXpsOMGeometryFigure* figure,
1.272 + IXpsOMVisualCollection* visuals,
1.273 + IXpsOMPath** path);
1.274 +
1.275 + HRESULT sideOfClamp(
1.276 + const SkRect& leftPoints, const XPS_RECT& left,
1.277 + IXpsOMImageResource* imageResource,
1.278 + IXpsOMVisualCollection* visuals);
1.279 +
1.280 + HRESULT cornerOfClamp(
1.281 + const SkRect& tlPoints,
1.282 + const SkColor color,
1.283 + IXpsOMVisualCollection* visuals);
1.284 +
1.285 + HRESULT clip(
1.286 + IXpsOMVisual* xpsVisual,
1.287 + const SkDraw& d);
1.288 + HRESULT clipToPath(
1.289 + IXpsOMVisual* xpsVisual,
1.290 + const SkPath& clipPath,
1.291 + XPS_FILL_RULE fillRule);
1.292 +
1.293 + HRESULT drawInverseWindingPath(
1.294 + const SkDraw& d,
1.295 + const SkPath& devicePath,
1.296 + IXpsOMPath* xpsPath);
1.297 +
1.298 + HRESULT shadePath(
1.299 + IXpsOMPath* shadedPath,
1.300 + const SkPaint& shaderPaint,
1.301 + const SkMatrix& matrix,
1.302 + BOOL* fill, BOOL* stroke);
1.303 +
1.304 + void convertToPpm(
1.305 + const SkMaskFilter* filter,
1.306 + SkMatrix* matrix,
1.307 + SkVector* ppuScale,
1.308 + const SkIRect& clip, SkIRect* clipIRect);
1.309 +
1.310 + HRESULT applyMask(
1.311 + const SkDraw& d,
1.312 + const SkMask& mask,
1.313 + const SkVector& ppuScale,
1.314 + IXpsOMPath* shadedPath);
1.315 +
1.316 + virtual SkBaseDevice* onCreateDevice(const SkImageInfo&, Usage) SK_OVERRIDE;
1.317 +
1.318 + // Disable the default copy and assign implementation.
1.319 + SkXPSDevice(const SkXPSDevice&);
1.320 + void operator=(const SkXPSDevice&);
1.321 +
1.322 + typedef SkBitmapDevice INHERITED;
1.323 +};
1.324 +
1.325 +#endif
