//
// OutputDev.h
//
-// Copyright 1996 Derek B. Noonburg
+// Copyright 1996-2003 Glyph & Cog, LLC
//
//========================================================================
#ifndef OUTPUTDEV_H
#define OUTPUTDEV_H
-#ifdef __GNUC__
+#include <aconf.h>
+
+#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;
// 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 *ctm1);
+ virtual void setDefaultCTM(double *ctm);
// Start a page.
- virtual void startPage(int pageNum, GfxState *state) {}
+ virtual void startPage(int pageNum, GfxState *state, double x1,double y1,double x2,double y2) {}
// End a page.
virtual void endPage() {}
//----- coordinate conversion
// Convert between device and user coordinates.
- virtual void cvtDevToUser(int dx, int dy, double *ux, double *uy);
+ 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) {}
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 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, Guchar c) {}
- virtual void drawChar16(GfxState *state, double x, double y,
- double dx, double dy, int c) {}
+ double dx, double dy,
+ double originX, double originY,
+ CharCode code, int nBytes, Unicode *u, int uLen) {}
virtual void drawString(GfxState *state, GString *s) {}
- virtual void drawString16(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,
GBool inlineImg);
virtual void drawImage(GfxState *state, Object *ref, Stream *str,
int width, int height, GfxImageColorMap *colorMap,
- GBool inlineImg);
+ 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 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 ctm[6]; // coordinate transform matrix
- double ictm[6]; // inverse CTM
+ double defCTM[6]; // default coordinate transform matrix
+ double defICTM[6]; // inverse of default CTM
};
#endif