author | sandman <sandman> | 2002-04-13 00:47:20 (UTC) |
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committer | sandman <sandman> | 2002-04-13 00:47:20 (UTC) |
commit | 98a1e3f36567639344f12932b629e526a8783aa8 (patch) (side-by-side diff) | |
tree | 0433d296857faceeafc54f7deabddb621f45a933 /noncore/unsupported/qpdf/xpdf/OutputDev.h | |
parent | 7e31b1fba119f69929d6744d7295555ff1727f4f (diff) | |
download | opie-98a1e3f36567639344f12932b629e526a8783aa8.zip opie-98a1e3f36567639344f12932b629e526a8783aa8.tar.gz opie-98a1e3f36567639344f12932b629e526a8783aa8.tar.bz2 |
CVS import of QPdf
Diffstat (limited to 'noncore/unsupported/qpdf/xpdf/OutputDev.h') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/unsupported/qpdf/xpdf/OutputDev.h | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/noncore/unsupported/qpdf/xpdf/OutputDev.h b/noncore/unsupported/qpdf/xpdf/OutputDev.h new file mode 100644 index 0000000..04cbace --- a/dev/null +++ b/noncore/unsupported/qpdf/xpdf/OutputDev.h @@ -0,0 +1,143 @@ +//======================================================================== +// +// OutputDev.h +// +// Copyright 1996 Derek B. Noonburg +// +//======================================================================== + +#ifndef OUTPUTDEV_H +#define OUTPUTDEV_H + +#ifdef __GNUC__ +#pragma interface +#endif + +#include "gtypes.h" +#include "CharTypes.h" + +class GString; +class GfxState; +class GfxColorSpace; +class GfxImageColorMap; +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 need non-text content? + virtual GBool needNonText() { return gTrue; } + + //----- initialization and control + + // Set default transform matrix. + virtual void setDefaultCTM(fouble *ctm); + + // Start a page. + virtual void startPage(int pageNum, GfxState *state) {} + + // 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(int dx, int dy, fouble *ux, fouble *uy); + virtual void cvtUserToDev(fouble ux, fouble uy, int *dx, int *dy); + + //----- 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, fouble m11, fouble m12, + fouble m21, fouble m22, fouble m31, fouble 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 updateFillColor(GfxState *state) {} + virtual void updateStrokeColor(GfxState *state) {} + virtual void updateFillOpacity(GfxState *state) {} + virtual void updateStrokeOpacity(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, fouble shift) {} + + //----- path painting + virtual void stroke(GfxState *state) {} + virtual void fill(GfxState *state) {} + virtual void eoFill(GfxState *state) {} + + //----- path clipping + virtual void clip(GfxState *state) {} + virtual void eoClip(GfxState *state) {} + + //----- text drawing + virtual void beginString(GfxState *state, GString *s) {} + virtual void endString(GfxState *state) {} + virtual void drawChar(GfxState *state, fouble x, fouble y, + fouble dx, fouble dy, + fouble originX, fouble originY, + CharCode code, Unicode *u, int uLen) {} + virtual void drawString(GfxState *state, GString *s) {} + + //----- 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); + +#if OPI_SUPPORT + //----- OPI functions + virtual void opiBegin(GfxState *state, Dict *opiDict); + virtual void opiEnd(GfxState *state, Dict *opiDict); +#endif + +private: + + fouble defCTM[6]; // default coordinate transform matrix + fouble defICTM[6]; // inverse of default CTM +}; + +#endif |