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//========================================================================
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// Copyright 2003 Glyph & Cog, LLC
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//========================================================================
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#ifndef SPLASHOUTPUTDEV_H
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#define SPLASHOUTPUTDEV_H
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#include <poppler-config.h>
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#ifdef USE_GCC_PRAGMAS
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#include "goo/gtypes.h"
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#include "splash/SplashTypes.h"
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#include "OutputDev.h"
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class SplashFontEngine;
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struct T3FontCacheTag;
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//------------------------------------------------------------------------
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// number of Type 3 fonts to cache
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#define splashOutT3FontCacheSize 8
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//------------------------------------------------------------------------
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//------------------------------------------------------------------------
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class SplashOutputDev: public OutputDev {
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SplashOutputDev(SplashColorMode colorModeA, GBool reverseVideoA,
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SplashColor paperColorA);
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virtual ~SplashOutputDev();
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//----- get info about output device
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// Does this device use upside-down coordinates?
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// (Upside-down means (0,0) is the top left corner of the page.)
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virtual GBool upsideDown() { return gTrue; }
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// Does this device use drawChar() or drawString()?
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virtual GBool useDrawChar() { return gTrue; }
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// Does this device use beginType3Char/endType3Char? Otherwise,
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// text in Type 3 fonts will be drawn with drawChar/drawString.
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virtual GBool interpretType3Chars() { return gTrue; }
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//----- initialization and control
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virtual void startPage(int pageNum, GfxState *state);
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virtual void endPage();
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virtual void drawLink(Link *link, Catalog *catalog);
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//----- save/restore graphics state
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virtual void saveState(GfxState *state);
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virtual void restoreState(GfxState *state);
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//----- update graphics state
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virtual void updateAll(GfxState *state);
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virtual void updateCTM(GfxState *state, double m11, double m12,
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double m21, double m22, double m31, double m32);
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virtual void updateLineDash(GfxState *state);
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virtual void updateFlatness(GfxState *state);
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virtual void updateLineJoin(GfxState *state);
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virtual void updateLineCap(GfxState *state);
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virtual void updateMiterLimit(GfxState *state);
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virtual void updateLineWidth(GfxState *state);
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virtual void updateFillColor(GfxState *state);
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virtual void updateStrokeColor(GfxState *state);
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//----- update text state
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virtual void updateFont(GfxState *state);
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//----- path painting
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virtual void stroke(GfxState *state);
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virtual void fill(GfxState *state);
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virtual void eoFill(GfxState *state);
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//----- path clipping
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virtual void clip(GfxState *state);
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virtual void eoClip(GfxState *state);
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virtual void drawChar(GfxState *state, double x, double y,
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double dx, double dy,
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double originX, double originY,
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CharCode code, Unicode *u, int uLen);
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virtual GBool beginType3Char(GfxState *state, double x, double y,
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double dx, double dy,
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CharCode code, Unicode *u, int uLen);
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virtual void endType3Char(GfxState *state);
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virtual void endTextObject(GfxState *state);
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//----- image drawing
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virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
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int width, int height, GBool invert,
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virtual void drawImage(GfxState *state, Object *ref, Stream *str,
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int width, int height, GfxImageColorMap *colorMap,
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int *maskColors, GBool inlineImg);
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//----- Type 3 font operators
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virtual void type3D0(GfxState *state, double wx, double wy);
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virtual void type3D1(GfxState *state, double wx, double wy,
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double llx, double lly, double urx, double ury);
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//----- special access
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// Called to indicate that a new PDF document has been loaded.
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void startDoc(XRef *xrefA);
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GBool isReverseVideo() { return reverseVideo; }
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// Get the bitmap and its size.
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SplashBitmap *getBitmap() { return bitmap; }
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int getBitmapWidth();
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int getBitmapHeight();
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// Get the Splash object.
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Splash *getSplash() { return splash; }
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// XOR a rectangular region in the bitmap with <pattern>. <pattern>
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// is passed to Splash::setFillPattern, so it should not be used
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// after calling this function.
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void xorRectangle(int x0, int y0, int x1, int y1, SplashPattern *pattern);
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// Set the Splash fill color.
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void setFillColor(int r, int g, int b);
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// Get a font object for a Base-14 font, using the Latin-1 encoding.
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SplashFont *getFont(GooString *name, double *mat);
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void setUnderlayCbk(void (*cbk)(void *data), void *data)
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{ underlayCbk = cbk; underlayCbkData = data; }
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SplashPattern *getColor(double gray, GfxRGB *rgb);
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SplashPath *convertPath(GfxState *state, GfxPath *path);
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void drawType3Glyph(T3FontCache *t3Font,
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T3FontCacheTag *tag, Guchar *data,
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static GBool imageMaskSrc(void *data, SplashMono1 *pixel);
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static GBool imageSrc(void *data, SplashColor *pixel, Guchar *alpha);
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SplashColorMode colorMode;
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GBool reverseVideo; // reverse video mode
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SplashColor paperColor; // paper color
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XRef *xref; // xref table for current document
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SplashBitmap *bitmap;
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SplashFontEngine *fontEngine;
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T3FontCache * // Type 3 font cache
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t3FontCache[splashOutT3FontCacheSize];
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int nT3Fonts; // number of valid entries in t3FontCache
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T3GlyphStack *t3GlyphStack; // Type 3 glyph context stack
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SplashFont *font; // current font
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GBool needFontUpdate; // set when the font needs to be updated
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SplashPath *textClipPath; // clipping path built with text object
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void (*underlayCbk)(void *data);
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void *underlayCbkData;
added
removed
utils/SplashOutputDev.h
