X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=lib%2Fxpdf%2FOutputDev.h;fp=lib%2Fxpdf%2FOutputDev.h;h=8d2c9f3384ee58777ff5becd78e246c00c8a1916;hb=1279e7201aaf80eca58ad982ec11de68c85631af;hp=0000000000000000000000000000000000000000;hpb=e40d573cbf6659328121d0383d6d5ac8acd58c34;p=swftools.git diff --git a/lib/xpdf/OutputDev.h b/lib/xpdf/OutputDev.h new file mode 100644 index 0000000..8d2c9f3 --- /dev/null +++ b/lib/xpdf/OutputDev.h @@ -0,0 +1,205 @@ +//======================================================================== +// +// OutputDev.h +// +// Copyright 1996-2003 Glyph & Cog, LLC +// +//======================================================================== + +#ifndef OUTPUTDEV_H +#define OUTPUTDEV_H + +#include + +#ifdef USE_GCC_PRAGMAS +#pragma interface +#endif + +#include "gtypes.h" +#include "CharTypes.h" + +class GString; +class GfxState; +class GfxColorSpace; +class GfxImageColorMap; +class GfxFunctionShading; +class GfxAxialShading; +class GfxRadialShading; +class Stream; +class Link; +class Catalog; + +//------------------------------------------------------------------------ +// OutputDev +//------------------------------------------------------------------------ + +class OutputDev { +public: + + // Constructor. + OutputDev() {} + + // Destructor. + virtual ~OutputDev() {} + + //----- get info about output device + + // Does this device use upside-down coordinates? + // (Upside-down means (0,0) is the top left corner of the page.) + virtual GBool upsideDown() = 0; + + // Does this device use drawChar() or drawString()? + virtual GBool useDrawChar() = 0; + + // Does this device use tilingPatternFill()? If this returns false, + // tiling pattern fills will be reduced to a series of other drawing + // operations. + virtual GBool useTilingPatternFill() { return gFalse; } + + // Does this device use functionShadedFill(), axialShadedFill(), and + // radialShadedFill()? If this returns false, these shaded fills + // will be reduced to a series of other drawing operations. + virtual GBool useShadedFills() { return gFalse; } + + // Does this device use beginType3Char/endType3Char? Otherwise, + // text in Type 3 fonts will be drawn with drawChar/drawString. + virtual GBool interpretType3Chars() = 0; + + // Does this device need non-text content? + virtual GBool needNonText() { return gTrue; } + + //----- initialization and control + + // Set default transform matrix. + virtual void setDefaultCTM(double *ctm); + + // Start a page. + virtual void startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2) {} + + // End a page. + virtual void endPage() {} + + // Dump page contents to display. + virtual void dump() {} + + //----- coordinate conversion + + // Convert between device and user coordinates. + virtual void cvtDevToUser(double dx, double dy, double *ux, double *uy); + virtual void cvtUserToDev(double ux, double uy, int *dx, int *dy); + + double *getDefCTM() { return defCTM; } + double *getDefICTM() { return defICTM; } + + //----- link borders + virtual void drawLink(Link *link, Catalog *catalog) {} + + //----- save/restore graphics state + virtual void saveState(GfxState *state) {} + virtual void restoreState(GfxState *state) {} + + //----- update graphics state + virtual void updateAll(GfxState *state); + virtual void updateCTM(GfxState *state, double m11, double m12, + double m21, double m22, double m31, double m32) {} + virtual void updateLineDash(GfxState *state) {} + virtual void updateFlatness(GfxState *state) {} + virtual void updateLineJoin(GfxState *state) {} + virtual void updateLineCap(GfxState *state) {} + virtual void updateMiterLimit(GfxState *state) {} + virtual void updateLineWidth(GfxState *state) {} + virtual void updateFillColorSpace(GfxState *state) {} + virtual void updateStrokeColorSpace(GfxState *state) {} + virtual void updateFillColor(GfxState *state) {} + virtual void updateStrokeColor(GfxState *state) {} + virtual void updateBlendMode(GfxState *state) {} + virtual void updateFillOpacity(GfxState *state) {} + virtual void updateStrokeOpacity(GfxState *state) {} + virtual void updateFillOverprint(GfxState *state) {} + virtual void updateStrokeOverprint(GfxState *state) {} + + //----- update text state + virtual void updateFont(GfxState *state) {} + virtual void updateTextMat(GfxState *state) {} + virtual void updateCharSpace(GfxState *state) {} + virtual void updateRender(GfxState *state) {} + virtual void updateRise(GfxState *state) {} + virtual void updateWordSpace(GfxState *state) {} + virtual void updateHorizScaling(GfxState *state) {} + virtual void updateTextPos(GfxState *state) {} + virtual void updateTextShift(GfxState *state, double shift) {} + + //----- path painting + virtual void stroke(GfxState *state) {} + virtual void fill(GfxState *state) {} + virtual void eoFill(GfxState *state) {} + virtual void tilingPatternFill(GfxState *state, Object *str, + int paintType, Dict *resDict, + double *mat, double *bbox, + int x0, int y0, int x1, int y1, + double xStep, double yStep) {} + virtual void functionShadedFill(GfxState *state, + GfxFunctionShading *shading) {} + virtual void axialShadedFill(GfxState *state, GfxAxialShading *shading) {} + virtual void radialShadedFill(GfxState *state, GfxRadialShading *shading) {} + + //----- path clipping + virtual void clip(GfxState *state) {} + virtual void eoClip(GfxState *state) {} + + //----- text drawing + virtual void beginStringOp(GfxState *state) {} + virtual void endStringOp(GfxState *state) {} + virtual void beginString(GfxState *state, GString *s) {} + virtual void endString(GfxState *state) {} + virtual void drawChar(GfxState *state, double x, double y, + double dx, double dy, + double originX, double originY, + CharCode code, int nBytes, Unicode *u, int uLen) {} + virtual void drawString(GfxState *state, GString *s) {} + virtual GBool beginType3Char(GfxState *state, double x, double y, + double dx, double dy, + CharCode code, Unicode *u, int uLen); + virtual void endType3Char(GfxState *state) {} + virtual void endTextObject(GfxState *state) {} + + //----- image drawing + virtual void drawImageMask(GfxState *state, Object *ref, Stream *str, + int width, int height, GBool invert, + GBool inlineImg); + virtual void drawImage(GfxState *state, Object *ref, Stream *str, + int width, int height, GfxImageColorMap *colorMap, + int *maskColors, GBool inlineImg); + virtual void drawMaskedImage(GfxState *state, Object *ref, Stream *str, + int width, int height, + GfxImageColorMap *colorMap, + Stream *maskStr, int maskWidth, int maskHeight, + GBool maskInvert); + virtual void drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str, + int width, int height, + GfxImageColorMap *colorMap, + Stream *maskStr, + int maskWidth, int maskHeight, + GfxImageColorMap *maskColorMap); + +#if OPI_SUPPORT + //----- OPI functions + virtual void opiBegin(GfxState *state, Dict *opiDict); + virtual void opiEnd(GfxState *state, Dict *opiDict); +#endif + + //----- Type 3 font operators + virtual void type3D0(GfxState *state, double wx, double wy) {} + virtual void type3D1(GfxState *state, double wx, double wy, + double llx, double lly, double urx, double ury) {} + + //----- PostScript XObjects + virtual void psXObject(Stream *psStream, Stream *level1Stream) {} + +private: + + double defCTM[6]; // default coordinate transform matrix + double defICTM[6]; // inverse of default CTM +}; + +#endif