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Diffstat (limited to 'pdf/xpdf/XOutputDev.h')
| -rw-r--r-- | pdf/xpdf/XOutputDev.h | 680 |
1 files changed, 0 insertions, 680 deletions
diff --git a/pdf/xpdf/XOutputDev.h b/pdf/xpdf/XOutputDev.h deleted file mode 100644 index 3efa1dd..0000000 --- a/pdf/xpdf/XOutputDev.h +++ /dev/null @@ -1,680 +0,0 @@ -//======================================================================== -// -// XOutputDev.h -// -// Copyright 1996-2003 Glyph & Cog, LLC -// -//======================================================================== - -#ifndef XOUTPUTDEV_H -#define XOUTPUTDEV_H - -#include <aconf.h> - -#ifdef USE_GCC_PRAGMAS -#pragma interface -#endif - -#include <stddef.h> -#include <X11/Xlib.h> -#include <X11/Xutil.h> -#include "config.h" -#include "Object.h" -#include "CharTypes.h" -#include "GlobalParams.h" -#include "OutputDev.h" - -class GString; -class GList; -struct GfxRGB; -class GfxFont; -class GfxPath; -class GfxSubpath; -class TextPage; -class XOutputFontCache; -struct T3FontCacheTag; -class T3FontCache; -struct T3GlyphStack; -class XOutputDev; -class Link; -class Catalog; -class DisplayFontParam; -class UnicodeMap; -class CharCodeToUnicode; - -#if HAVE_T1LIB_H -class T1FontEngine; -class T1FontFile; -class T1Font; -#endif - -#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -class FTFontEngine; -class FTFontFile; -class FTFont; -#endif - -#if !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -class TTFontEngine; -class TTFontFile; -class TTFont; -#endif - -//------------------------------------------------------------------------ -// Constants -//------------------------------------------------------------------------ - -#define maxRGBCube 7 // max size of RGB color cube - -#define numTmpPoints 256 // number of XPoints in temporary array -#define numTmpSubpaths 16 // number of elements in temporary arrays - // for fill/clip - -//------------------------------------------------------------------------ -// Misc types -//------------------------------------------------------------------------ - -struct BoundingRect { - short xMin, xMax; // min/max x values - short yMin, yMax; // min/max y values -}; - -//------------------------------------------------------------------------ -// XOutputFont -//------------------------------------------------------------------------ - -class XOutputFont { -public: - - XOutputFont(Ref *idA, double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputFont(); - - // Does this font match the ID and transform? - GBool matches(Ref *idA, double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA) - { return id.num == idA->num && id.gen == idA->gen && - m11Orig == m11OrigA && m12Orig == m12OrigA && - m21Orig == m21OrigA && m22Orig == m22OrigA; } - - // Was font created successfully? - virtual GBool isOk() = 0; - - // Update <gc> with this font. - virtual void updateGC(GC gc) = 0; - - // Draw character <c>/<u> at <x>,<y> (in device space). - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen) = 0; - - // Returns true if this XOutputFont subclass provides the - // getCharPath function. - virtual GBool hasGetCharPath() { return gFalse; } - - // Add the character outline for <c>/<u> to the current path. - virtual void getCharPath(GfxState *state, - CharCode c, Unicode *u, int ulen); - -protected: - - Ref id; // font ID - double m11Orig, m12Orig, // original transform matrix - m21Orig, m22Orig; - double m11, m12, m21, m22; // actual transform matrix (possibly - // modified for font substitution) - Display *display; // X display - XOutputDev *xOut; -}; - -#if HAVE_T1LIB_H -//------------------------------------------------------------------------ -// XOutputT1Font -//------------------------------------------------------------------------ - -class XOutputT1Font: public XOutputFont { -public: - - XOutputT1Font(Ref *idA, T1FontFile *fontFileA, - double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, - double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputT1Font(); - - // Was font created successfully? - virtual GBool isOk(); - - // Update <gc> with this font. - virtual void updateGC(GC gc); - - // Draw character <c>/<u> at <x>,<y>. - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen); - - // Returns true if this XOutputFont subclass provides the - // getCharPath function. - virtual GBool hasGetCharPath() { return gTrue; } - - // Add the character outline for <c>/<u> to the current path. - virtual void getCharPath(GfxState *state, - CharCode c, Unicode *u, int ulen); - -private: - - T1FontFile *fontFile; - T1Font *font; -}; -#endif // HAVE_T1LIB_H - -#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -//------------------------------------------------------------------------ -// XOutputFTFont -//------------------------------------------------------------------------ - -class XOutputFTFont: public XOutputFont { -public: - - XOutputFTFont(Ref *idA, FTFontFile *fontFileA, - double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, - double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputFTFont(); - - // Was font created successfully? - virtual GBool isOk(); - - // Update <gc> with this font. - virtual void updateGC(GC gc); - - // Draw character <c>/<u> at <x>,<y>. - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen); - - // Returns true if this XOutputFont subclass provides the - // getCharPath function. - virtual GBool hasGetCharPath() { return gTrue; } - - // Add the character outline for <c>/<u> to the current path. - virtual void getCharPath(GfxState *state, - CharCode c, Unicode *u, int ulen); - -private: - - FTFontFile *fontFile; - FTFont *font; -}; -#endif // FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - -#if !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -//------------------------------------------------------------------------ -// XOutputTTFont -//------------------------------------------------------------------------ - -class XOutputTTFont: public XOutputFont { -public: - - XOutputTTFont(Ref *idA, TTFontFile *fontFileA, - double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, - double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputTTFont(); - - // Was font created successfully? - virtual GBool isOk(); - - // Update <gc> with this font. - virtual void updateGC(GC gc); - - // Draw character <c>/<u> at <x>,<y>. - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen); - -private: - - TTFontFile *fontFile; - TTFont *font; -}; -#endif // !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - -//------------------------------------------------------------------------ -// XOutputServer8BitFont -//------------------------------------------------------------------------ - -class XOutputServer8BitFont: public XOutputFont { -public: - - XOutputServer8BitFont(Ref *idA, GString *xlfdFmt, - UnicodeMap *xUMapA, CharCodeToUnicode *fontUMap, - double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputServer8BitFont(); - - // Was font created successfully? - virtual GBool isOk(); - - // Update <gc> with this font. - virtual void updateGC(GC gc); - - // Draw character <c>/<u> at <x>,<y>. - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen); - -private: - - XFontStruct *xFont; // the X font - Gushort map[256]; // forward map (char code -> X font code) - UnicodeMap *xUMap; -}; - -//------------------------------------------------------------------------ -// XOutputServer16BitFont -//------------------------------------------------------------------------ - -class XOutputServer16BitFont: public XOutputFont { -public: - - XOutputServer16BitFont(Ref *idA, GString *xlfdFmt, - UnicodeMap *xUMapA, CharCodeToUnicode *fontUMap, - double m11OrigA, double m12OrigA, - double m21OrigA, double m22OrigA, - double m11A, double m12A, double m21A, double m22A, - Display *displayA, XOutputDev *xOutA); - - virtual ~XOutputServer16BitFont(); - - // Was font created successfully? - virtual GBool isOk(); - - // Update <gc> with this font. - virtual void updateGC(GC gc); - - // Draw character <c>/<u> at <x>,<y>. - virtual void drawChar(GfxState *state, Pixmap pixmap, int w, int h, - GC gc, GfxRGB *rgb, - double x, double y, double dx, double dy, - CharCode c, Unicode *u, int uLen); - -private: - - XFontStruct *xFont; // the X font - UnicodeMap *xUMap; -}; - -//------------------------------------------------------------------------ -// XOutputFontCache -//------------------------------------------------------------------------ - -#if HAVE_T1LIB_H -class XOutputT1FontFile { -public: - XOutputT1FontFile(int numA, int genA, GBool substA, - T1FontFile *fontFileA, GString *tmpFileNameA) - { num = numA; gen = genA; subst = substA; - fontFile = fontFileA; tmpFileName = tmpFileNameA; } - ~XOutputT1FontFile(); - int num, gen; - GBool subst; - T1FontFile *fontFile; - GString *tmpFileName; -}; -#endif - -#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -class XOutputFTFontFile { -public: - XOutputFTFontFile(int numA, int genA, GBool substA, - FTFontFile *fontFileA, GString *tmpFileNameA) - { num = numA; gen = genA; subst = substA; - fontFile = fontFileA; tmpFileName = tmpFileNameA; } - ~XOutputFTFontFile(); - int num, gen; - GBool subst; - FTFontFile *fontFile; - GString *tmpFileName; -}; -#endif - -#if !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) -class XOutputTTFontFile { -public: - XOutputTTFontFile(int numA, int genA, GBool substA, - TTFontFile *fontFileA, GString *tmpFileNameA) - { num = numA; gen = genA; subst = substA; - fontFile = fontFileA; tmpFileName = tmpFileNameA; } - ~XOutputTTFontFile(); - int num, gen; - GBool subst; - TTFontFile *fontFile; - GString *tmpFileName; -}; -#endif - -class XOutputFontCache { -public: - - // Constructor. - XOutputFontCache(Display *displayA, Guint depthA, - XOutputDev *xOutA, - FontRastControl t1libControlA, - FontRastControl freetypeControlA); - - // Destructor. - ~XOutputFontCache(); - - // Initialize (or re-initialize) the font cache for a new document. - void startDoc(int screenNum, Visual *visual, - Colormap colormap, GBool trueColor, - int rMul, int gMul, int bMul, - int rShift, int gShift, int bShift, - Gulong *colors, int numColors); - - // Get a font. This creates a new font if necessary. - XOutputFont *getFont(XRef *xref, GfxFont *gfxFont, double m11, double m12, - double m21, double m22); - -private: - - void delFonts(); - void clear(); - XOutputFont *tryGetFont(XRef *xref, DisplayFontParam *dfp, GfxFont *gfxFont, - double m11Orig, double m12Orig, - double m21Orig, double m22Orig, - double m11, double m12, double m21, double m22, - GBool subst); -#if HAVE_T1LIB_H - XOutputFont *tryGetT1Font(XRef *xref, GfxFont *gfxFont, - double m11, double m12, double m21, double m22); - XOutputFont *tryGetT1FontFromFile(XRef *xref, GString *fileName, - GBool deleteFile, GfxFont *gfxFont, - double m11Orig, double m12Orig, - double m21Orig, double m22Orig, - double m11, double m12, - double m21, double m22, GBool subst); -#endif -#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - XOutputFont *tryGetFTFont(XRef *xref, GfxFont *gfxFont, - double m11, double m12, double m21, double m22); - XOutputFont *tryGetFTFontFromFile(XRef *xref, GString *fileName, - GBool deleteFile, GfxFont *gfxFont, - double m11Orig, double m12Orig, - double m21Orig, double m22Orig, - double m11, double m12, - double m21, double m22, - GBool embedded, GBool subst); -#endif -#if !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - XOutputFont *tryGetTTFont(XRef *xref, GfxFont *gfxFont, - double m11, double m12, double m21, double m22); - XOutputFont *tryGetTTFontFromFile(XRef *xref, GString *fileName, - GBool deleteFile, GfxFont *gfxFont, - double m11Orig, double m12Orig, - double m21Orig, double m22Orig, - double m11, double m12, - double m21, double m22, GBool subst); -#endif - XOutputFont *tryGetServerFont(GString *xlfd, GString *encodingName, - GfxFont *gfxFont, - double m11Orig, double m12Orig, - double m21Orig, double m22Orig, - double m11, double m12, - double m21, double m22); - - Display *display; // X display pointer - XOutputDev *xOut; - Guint depth; // pixmap depth - - XOutputFont * - fonts[xOutFontCacheSize]; - int nFonts; - -#if HAVE_T1LIB_H - FontRastControl t1libControl; // t1lib settings - T1FontEngine *t1Engine; // Type 1 font engine - GList *t1FontFiles; // list of Type 1 font files - // [XOutputT1FontFile] -#endif - -#if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H - FontRastControl // FreeType settings - freetypeControl; -#endif -#if FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - FTFontEngine *ftEngine; // FreeType font engine - GList *ftFontFiles; // list of FreeType font files - // [XOutputFTFontFile] -#endif -#if !FREETYPE2 && (HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H) - TTFontEngine *ttEngine; // TrueType font engine - GList *ttFontFiles; // list of TrueType font files - // [XOutputTTFontFile] -#endif -}; - -//------------------------------------------------------------------------ -// XOutputState -//------------------------------------------------------------------------ - -struct XOutputState { - GC strokeGC; - GC fillGC; - Region clipRegion; - XOutputState *next; -}; - -//------------------------------------------------------------------------ -// XOutputDev -//------------------------------------------------------------------------ - -class XOutputDev: public OutputDev { -public: - - // Constructor. - XOutputDev(Display *displayA, int screenNumA, - Visual *visualA, Colormap colormapA, - GBool reverseVideoA, unsigned long paperColorA, - GBool installCmap, int rgbCubeSize, - int forceDepth = 0); - - // Destructor. - virtual ~XOutputDev(); - - //---- 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() { return gTrue; } - - // Does this device use drawChar() or drawString()? - virtual GBool useDrawChar() { return gTrue; } - - // Does this device use beginType3Char/endType3Char? Otherwise, - // text in Type 3 fonts will be drawn with drawChar/drawString. - virtual GBool interpretType3Chars() { return gTrue; } - - //----- initialization and control - - // Start a page. - virtual void startPage(int pageNum, GfxState *state); - - // End a page. - virtual void endPage(); - - //----- 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 updateFillColor(GfxState *state); - virtual void updateStrokeColor(GfxState *state); - - //----- update text state - virtual void updateFont(GfxState *state); - - //----- 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, double x, double y, - double dx, double dy, - double originX, double originY, - CharCode code, Unicode *u, int uLen); - virtual GBool beginType3Char(GfxState *state, - 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); - - //----- 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); - - //----- special access - - // Called to indicate that a new PDF document has been loaded. - void startDoc(XRef *xrefA); - - // Find a string. If <startAtTop> is true, starts looking at the - // top of the page; else if <startAtLast> is true, starts looking - // immediately after the last find result; else starts looking at - // <xMin>,<yMin>. If <stopAtBottom> is true, stops looking at the - // bottom of the page; else if <stopAtLast> is true, stops looking - // just before the last find result; else stops looking at - // <xMax>,<yMax>. - GBool findText(Unicode *s, int len, - GBool startAtTop, GBool stopAtBottom, - GBool startAtLast, GBool stopAtLast, - int *xMin, int *yMin, - int *xMax, int *yMax); - - // Get the text which is inside the specified rectangle. - GString *getText(int xMin, int yMin, int xMax, int yMax); - - GBool isReverseVideo() { return reverseVideo; } - - // Update pixmap ID after a page change. - void setPixmap(Pixmap pixmapA, int pixmapWA, int pixmapHA) - { pixmap = pixmapA; pixmapW = pixmapWA; pixmapH = pixmapHA; } - - // Get the off-screen pixmap, its size, various display info. - Pixmap getPixmap() { return pixmap; } - int getPixmapWidth() { return pixmapW; } - int getPixmapHeight() { return pixmapH; } - Display *getDisplay() { return display; } - Guint getDepth() { return depth; } - - Gulong findColor(GfxRGB *rgb); - -private: - - XRef *xref; // the xref table for this PDF file - Display *display; // X display pointer - int screenNum; // X screen number - Pixmap pixmap; // pixmap to draw into - int pixmapW, pixmapH; // size of pixmap - Guint depth; // pixmap depth - Visual *visual; // X visual - Colormap colormap; // X colormap - int flatness; // line flatness - GC paperGC; // GC for background - GC strokeGC; // GC with stroke color - GC fillGC; // GC with fill color - Region clipRegion; // clipping region - GBool trueColor; // set if using a TrueColor visual - int rMul, gMul, bMul; // RGB multipliers (for TrueColor) - int rShift, gShift, bShift; // RGB shifts (for TrueColor) - Gulong // color cube - colors[maxRGBCube * maxRGBCube * maxRGBCube]; - unsigned long paperColor; // paper color (pixel value) - int numColors; // size of color cube - double redMap[256]; // map pixel (from color cube) to red value - GBool reverseVideo; // reverse video mode - XPoint // temporary points array - tmpPoints[numTmpPoints]; - int // temporary arrays for fill/clip - tmpLengths[numTmpSubpaths]; - BoundingRect - tmpRects[numTmpSubpaths]; - GfxFont *gfxFont; // current PDF font - XOutputFont *font; // current font - GBool needFontUpdate; // set when the font needs to be updated - XOutputFontCache *fontCache; // font cache - T3FontCache * // Type 3 font cache - t3FontCache[xOutT3FontCacheSize]; - int nT3Fonts; // number of valid entries in t3FontCache - T3GlyphStack *t3GlyphStack; // Type 3 glyph context stack - GfxPath *textClipPath; // text outline clipping path - XOutputState *save; // stack of saved states - - TextPage *text; // text from the current page - - void updateLineAttrs(GfxState *state, GBool updateDash); - void doFill(GfxState *state, int rule); - void doClip(GfxState *state, GfxPath *path, int rule); - int convertPath(GfxState *state, GfxPath *path, - XPoint **points, int *size, - int *numPoints, int **lengths, GBool fillHack); - void convertSubpath(GfxState *state, GfxSubpath *subpath, - XPoint **points, int *size, int *n); - void doCurve(XPoint **points, int *size, int *k, - double x0, double y0, double x1, double y1, - double x2, double y2, double x3, double y3); - void addPoint(XPoint **points, int *size, int *k, int x, int y); - void drawType3Glyph(T3FontCache *t3Font, - T3FontCacheTag *tag, Guchar *data, - double x, double y, GfxRGB *color); - Gulong findColor(GfxRGB *x, GfxRGB *actual); -}; - -#endif |