pdf2swf/swfoutput.h

   1 /* swfoutput.h
   2    Header file for swfoutput.cc (and swfoutput_x11.cc).
   3
   4    Part of the swftools package.
   5
   6    Copyright (c) 2001,2002,2003 Matthias Kramm <kramm@quiss.org>
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 2 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
  21
  22 #ifndef __swfoutput_h__
  23 #define __swfoutput_h__
  24
  25 extern "C" {
  26 #include "../lib/rfxswf.h"
  27 }
  28 typedef long int twip;
  29
  30 struct swfmatrix {
  31     double m11,m12,m21,m22,m13,m23;
  32 };
  33
  34 struct swfcoord {
  35     twip x;
  36     twip y;
  37 };
  38
  39 struct swfoutput
  40 {
  41     MATRIX fontmatrix;
  42     double fontm11,fontm12,fontm21,fontm22;
  43     SWFFONT *swffont;
  44     RGBA strokergb;
  45     RGBA fillrgb;
  46     int drawmode;
  47 };
  48
  49 /* outline definition, adapted from t1lib.h */
  50
  51 /* A fractional point */
  52 typedef struct {
  53   long x;
  54   long y;
  55 } SWF_PATHPOINT;
  56
  57 /* A straight outline segment, stroked or not stroked */
  58 typedef struct pathsegment {
  59   char type;                /* type of segment (line or move) */
  60   unsigned char flag;       /* type1 rasterizer internal stuff */
  61   short references;         /* type1 rasterizer internal stuff */
  62   unsigned char size;       /* size of the structure */
  63   unsigned char context;    /* index to device context */
  64   struct pathsegment *link; /* pointer to next structure in linked list */
  65   struct pathsegment *last; /* pointer to last structure in list */
  66   SWF_PATHPOINT    dest;     /* relative ending location of path segment */
  67 } SWF_PATHSEGMENT;
  68
  69 /* A third order bezier segment */
  70 typedef struct bezierpathsegment {
  71   char type;                /* type of segment (bezier) */
  72   unsigned char flag;     /* type1 rasterizer internal stuff */
  73   short references;       /* type1 rasterizer internal stuff */
  74   unsigned char size;     /* as with any 'segment' type */
  75   unsigned char context;  /* as with any 'segment' type */
  76   SWF_PATHSEGMENT *link;   /* as with any 'segment' type */
  77   SWF_PATHSEGMENT *last;   /* as with any 'segment' type */
  78   SWF_PATHPOINT    dest;   /* ending point (D) */
  79   SWF_PATHPOINT    B;      /* control point B */
  80   SWF_PATHPOINT    C;      /* control point C */
  81 } SWF_BEZIERSEGMENT;
  82
  83 typedef SWF_PATHSEGMENT  SWF_OUTLINE;
  84
  85 #define   SWF_PATHTYPE_LINE           0x10
  86 #define   SWF_PATHTYPE_BEZIER         0x12
  87 #define   SWF_PATHTYPE_MOVE           0x15
  88
  89
  90 #define DRAWMODE_STROKE 1
  91 #define DRAWMODE_FILL 2
  92 #define DRAWMODE_EOFILL 3
  93 #define DRAWMODE_CLIP 4
  94 #define DRAWMODE_EOCLIP 5
  95
  96 void swfoutput_init(struct swfoutput*, char*filename, int x1, int y1, int x2, int y2);
  97 void swfoutput_setparameter(char*name, char*value);
  98
  99 void swfoutput_setprotected(); //write PROTECT tag
 100
 101 void swfoutput_newpage(struct swfoutput*);
 102
 103 void swfoutput_setfont(struct swfoutput*, char*fontid, char*filename);
 104 int swfoutput_queryfont(struct swfoutput*, char*fontid);
 105 int getCharID(SWFFONT *font, int charnr, char *charname, int u);
 106
 107 void swfoutput_setdrawmode(struct swfoutput*, int drawmode);
 108 void swfoutput_setfillcolor(struct swfoutput*, unsigned char r, unsigned char g, unsigned char b, unsigned char a);
 109 void swfoutput_setstrokecolor(struct swfoutput*, unsigned char r, unsigned char g, unsigned char b, unsigned char a);
 110 void swfoutput_setfontmatrix(struct swfoutput*,double,double,double,double);
 111 void swfoutput_setlinewidth(struct swfoutput*, double linewidth);
 112
 113 int swfoutput_drawchar(struct swfoutput*,double x,double y,char*a, int charnr, int u);
 114 void swfoutput_drawpath(struct swfoutput*, SWF_OUTLINE*outline, struct swfmatrix*m);
 115 #define LINE_CAP_BUTT 0
 116 #define LINE_CAP_ROUND 1
 117 #define LINE_CAP_SQUARE 2
 118 #define LINE_JOIN_MITER 0
 119 #define LINE_JOIN_ROUND 1
 120 #define LINE_JOIN_BEVEL 2
 121 void swfoutput_drawpath2poly(struct swfoutput*, SWF_OUTLINE*outline, struct swfmatrix*m, int line_join, int line_cap, double line_width, double miter_limit);
 122 void swfoutput_startclip(struct swfoutput*, SWF_OUTLINE*outline, struct swfmatrix*m);
 123 void swfoutput_endclip(struct swfoutput*);
 124 int swfoutput_drawimagejpeg(struct swfoutput*, RGBA*pic, int sizex,int sizey,
 125         double x1,double y1,
 126         double x2,double y2,
 127         double x3,double y3,
 128         double x4,double y4);
 129 int swfoutput_drawimagelossless(struct swfoutput*, RGBA*pic, int sizex, int sizey,
 130         double x1,double y1,
 131         double x2,double y2,
 132         double x3,double y3,
 133         double x4,double y4);
 134 int swfoutput_drawimagelosslessN(struct swfoutput*, U8*pic, RGBA*pal, int sizex, int sizey,
 135         double x1,double y1,
 136         double x2,double y2,
 137         double x3,double y3,
 138         double x4,double y4, int n);
 139 void swfoutput_drawimageagain(struct swfoutput*, int id, int sizex, int sizey,
 140         double x1,double y1,
 141         double x2,double y2,
 142         double x3,double y3,
 143         double x4,double y4);
 144
 145 void swfoutput_linktopage(struct swfoutput*, int page, swfcoord*points);
 146 void swfoutput_linktourl(struct swfoutput*, char*url, swfcoord*points);
 147 void swfoutput_namedlink(struct swfoutput*obj, char*name, swfcoord*points);
 148
 149 void swfoutput_destroy(struct swfoutput*);
 150
 151 #endif //__swfoutput_h__