lib/pdf/InfoOutputDev.h

   1 #ifndef __infooutputdev_h__
   2 #define __infooutputdev_h__
   3
   4 #include "GfxFont.h"
   5 #include "OutputDev.h"
   6 #include "SplashFont.h"
   7 #include "SplashOutputDev.h"
   8 #include "SplashPath.h"
   9 #include "GHash.h"
  10
  11 struct GlyphInfo
  12 {
  13     SplashPath*path;
  14     int unicode;
  15     int glyphid;
  16 };
  17
  18 struct FontInfo
  19 {
  20     FontInfo();
  21     ~FontInfo();
  22
  23     GfxFont*font;
  24     double max_size;
  25     int num_glyphs;
  26     GlyphInfo**glyphs;
  27     int*charid2glyph;
  28     SplashFont*splash_font;
  29 };
  30
  31 extern char*getFontID(GfxFont*font);
  32
  33 class InfoOutputDev: public OutputDev
  34 {
  35     GHash* id2font;
  36     FontInfo* currentfont;
  37     SplashOutputDev*splash;
  38     public:
  39     int x1,y1,x2,y2;
  40     int num_links;
  41     int num_images;
  42     int num_fonts;
  43
  44     InfoOutputDev(XRef*xref);
  45     virtual ~InfoOutputDev();
  46     virtual GBool useTilingPatternFill();
  47     virtual GBool upsideDown();
  48     virtual GBool useDrawChar();
  49     virtual GBool interpretType3Chars();
  50     virtual void startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2);
  51     virtual void drawLink(Link *link, Catalog *catalog);
  52     virtual double getMaximumFontSize(char*id);
  53     virtual void updateFont(GfxState *state);
  54     virtual void drawChar(GfxState *state, double x, double y,
  55                           double dx, double dy,
  56                           double originX, double originY,
  57                           CharCode code, int nBytes, Unicode *u, int uLen);
  58     virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
  59                                int width, int height, GBool invert,
  60                                GBool inlineImg);
  61     virtual void drawImage(GfxState *state, Object *ref, Stream *str,
  62                            int width, int height, GfxImageColorMap *colorMap,
  63                            int *maskColors, GBool inlineImg);
  64     virtual void drawMaskedImage(GfxState *state, Object *ref, Stream *str,
  65                                   int width, int height,
  66                                   GfxImageColorMap *colorMap,
  67                                   Stream *maskStr,
  68                                   int maskWidth, int maskHeight,
  69                                   GBool maskInvert);
  70     virtual void drawSoftMaskedImage(GfxState *state, Object *ref, Stream *str,
  71                                       int width, int height,
  72                                       GfxImageColorMap *colorMap,
  73                                       Stream *maskStr,
  74                                       int maskWidth, int maskHeight,
  75                                       GfxImageColorMap *maskColorMap);
  76     virtual FontInfo* getFont(char*id);
  77 };
  78
  79 #endif //__infooutputdev_h__