2 implements a pdf output device (OutputDev).
4 This file is part of swftools.
6 Swftools is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 Swftools is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with swftools; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
25 #include "../config.h"
29 #ifdef HAVE_SYS_STAT_H
32 #ifdef HAVE_FONTCONFIG_H
33 #include <fontconfig.h>
49 #include "OutputDev.h"
52 #include "CharCodeToUnicode.h"
53 #include "NameToUnicodeTable.h"
54 #include "GlobalParams.h"
59 #include "FoFiType1C.h"
60 #include "FoFiTrueType.h"
62 #include "SWFOutputDev.h"
64 //swftools header files
65 #include "swfoutput.h"
66 #include "../lib/log.h"
70 typedef struct _fontfile
77 static fontfile_t fonts[2048];
78 static int fontnum = 0;
80 static int config_use_fontconfig = 1;
83 // TODO: move into pdf_doc_t
85 static int pagebuflen = 0;
86 static int pagepos = 0;
89 static double caplinewidth = 3.0;
90 static int zoom = 72; /* xpdf: 86 */
92 static void printInfoString(Dict *infoDict, char *key, char *fmt);
93 static void printInfoDate(Dict *infoDict, char *key, char *fmt);
99 {"Times-Roman", "n021003l"},
100 {"Times-Italic", "n021023l"},
101 {"Times-Bold", "n021004l"},
102 {"Times-BoldItalic", "n021024l"},
103 {"Helvetica", "n019003l"},
104 {"Helvetica-Oblique", "n019023l"},
105 {"Helvetica-Bold", "n019004l"},
106 {"Helvetica-BoldOblique", "n019024l"},
107 {"Courier", "n022003l"},
108 {"Courier-Oblique", "n022023l"},
109 {"Courier-Bold", "n022004l"},
110 {"Courier-BoldOblique", "n022024l"},
111 {"Symbol", "s050000l"},
112 {"ZapfDingbats", "d050000l"}};
114 class SWFOutputDev: public OutputDev {
116 struct swfoutput output;
123 virtual ~SWFOutputDev() ;
125 void setMove(int x,int y);
126 void setClip(int x1,int y1,int x2,int y2);
128 int save(char*filename);
130 void getDimensions(int*x1,int*y1,int*x2,int*y2);
132 //----- get info about output device
134 // Does this device use upside-down coordinates?
135 // (Upside-down means (0,0) is the top left corner of the page.)
136 virtual GBool upsideDown();
138 // Does this device use drawChar() or drawString()?
139 virtual GBool useDrawChar();
141 // Can this device draw gradients?
142 virtual GBool useGradients();
144 virtual GBool interpretType3Chars() {return gTrue;}
146 //----- initialization and control
148 void setXRef(PDFDoc*doc, XRef *xref);
151 virtual void startPage(int pageNum, GfxState *state, double x1, double y1, double x2, double y2) ;
154 virtual void drawLink(Link *link, Catalog *catalog) ;
156 //----- save/restore graphics state
157 virtual void saveState(GfxState *state) ;
158 virtual void restoreState(GfxState *state) ;
160 //----- update graphics state
162 virtual void updateFont(GfxState *state);
163 virtual void updateFillColor(GfxState *state);
164 virtual void updateStrokeColor(GfxState *state);
165 virtual void updateLineWidth(GfxState *state);
166 virtual void updateLineJoin(GfxState *state);
167 virtual void updateLineCap(GfxState *state);
169 virtual void updateAll(GfxState *state)
172 updateFillColor(state);
173 updateStrokeColor(state);
174 updateLineWidth(state);
175 updateLineJoin(state);
176 updateLineCap(state);
179 //----- path painting
180 virtual void stroke(GfxState *state) ;
181 virtual void fill(GfxState *state) ;
182 virtual void eoFill(GfxState *state) ;
184 //----- path clipping
185 virtual void clip(GfxState *state) ;
186 virtual void eoClip(GfxState *state) ;
189 virtual void beginString(GfxState *state, GString *s) ;
190 virtual void endString(GfxState *state) ;
191 virtual void drawChar(GfxState *state, double x, double y,
192 double dx, double dy,
193 double originX, double originY,
194 CharCode code, Unicode *u, int uLen);
196 //----- image drawing
197 virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
198 int width, int height, GBool invert,
200 virtual void drawImage(GfxState *state, Object *ref, Stream *str,
201 int width, int height, GfxImageColorMap *colorMap,
202 int *maskColors, GBool inlineImg);
204 virtual GBool beginType3Char(GfxState *state,
205 CharCode code, Unicode *u, int uLen);
206 virtual void endType3Char(GfxState *state);
209 void drawGeneralImage(GfxState *state, Object *ref, Stream *str,
210 int width, int height, GfxImageColorMap*colorMap, GBool invert,
211 GBool inlineImg, int mask);
220 char* searchFont(char*name);
221 char* substituteFont(GfxFont*gfxFont, char*oldname);
222 char* writeEmbeddedFontToFile(XRef*ref, GfxFont*font);
224 int jpeginfo; // did we write "File contains jpegs" yet?
225 int pbminfo; // did we write "File contains jpegs" yet?
226 int linkinfo; // did we write "File contains links" yet?
227 int ttfinfo; // did we write "File contains TrueType Fonts" yet?
228 int gradientinfo; // did we write "File contains Gradients yet?
230 int type3active; // are we between beginType3()/endType3()?
238 int pic_height[1024];
243 char* substitutetarget[256];
244 char* substitutesource[256];
247 int user_movex,user_movey;
248 int user_clipx1,user_clipx2,user_clipy1,user_clipy2;
251 static char*getFontID(GfxFont*font);
253 class InfoOutputDev: public OutputDev
267 virtual ~InfoOutputDev()
270 virtual GBool upsideDown() {return gTrue;}
271 virtual GBool useDrawChar() {return gTrue;}
272 virtual GBool useGradients() {return gTrue;}
273 virtual GBool interpretType3Chars() {return gTrue;}
274 virtual void startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
277 state->transform(crop_x1,crop_y1,&x1,&y1);
278 state->transform(crop_x2,crop_y2,&x2,&y2);
279 if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
280 if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
286 virtual void drawLink(Link *link, Catalog *catalog)
290 virtual void updateFont(GfxState *state)
292 GfxFont*font = state->getFont();
295 char*id = getFontID(font);
299 virtual void drawImageMask(GfxState *state, Object *ref, Stream *str,
300 int width, int height, GBool invert,
305 virtual void drawImage(GfxState *state, Object *ref, Stream *str,
306 int width, int height, GfxImageColorMap *colorMap,
307 int *maskColors, GBool inlineImg)
313 SWFOutputDev::SWFOutputDev()
321 clipping[clippos] = 0;
334 memset(&output, 0, sizeof(output));
335 // printf("SWFOutputDev::SWFOutputDev() \n");
338 void SWFOutputDev::setMove(int x,int y)
340 this->user_movex = x;
341 this->user_movey = y;
344 void SWFOutputDev::setClip(int x1,int y1,int x2,int y2)
346 if(x2<x1) {int x3=x1;x1=x2;x2=x3;}
347 if(y2<y1) {int y3=y1;y1=y2;y2=y3;}
349 this->user_clipx1 = x1;
350 this->user_clipy1 = y1;
351 this->user_clipx2 = x2;
352 this->user_clipy2 = y2;
354 void SWFOutputDev::getDimensions(int*x1,int*y1,int*x2,int*y2)
356 if(x1) *x1 = output.swf.movieSize.xmin/20;
357 if(y1) *y1 = output.swf.movieSize.ymin/20;
358 if(x2) *x2 = output.swf.movieSize.xmax/20;
359 if(y2) *y2 = output.swf.movieSize.ymax/20;
362 static char*getFontID(GfxFont*font)
364 GString*gstr = font->getName();
365 char* fontname = gstr==0?0:gstr->getCString();
369 sprintf(buf, "UFONT%d", r->num);
372 return strdup(fontname);
375 static char*getFontName(GfxFont*font)
377 char*fontid = getFontID(font);
379 char* plus = strchr(fontid, '+');
380 if(plus && plus < &fontid[strlen(fontid)-1]) {
381 fontname = strdup(plus+1);
383 fontname = strdup(fontid);
389 static char mybuf[1024];
390 static char* gfxstate2str(GfxState *state)
394 bufpos+=sprintf(bufpos,"CTM[%.3f/%.3f/%.3f/%.3f/%.3f/%.3f] ",
401 if(state->getX1()!=0.0)
402 bufpos+=sprintf(bufpos,"X1-%.1f ",state->getX1());
403 if(state->getY1()!=0.0)
404 bufpos+=sprintf(bufpos,"Y1-%.1f ",state->getY1());
405 bufpos+=sprintf(bufpos,"X2-%.1f ",state->getX2());
406 bufpos+=sprintf(bufpos,"Y2-%.1f ",state->getY2());
407 bufpos+=sprintf(bufpos,"PW%.1f ",state->getPageWidth());
408 bufpos+=sprintf(bufpos,"PH%.1f ",state->getPageHeight());
409 /*bufpos+=sprintf(bufpos,"FC[%.1f/%.1f] ",
410 state->getFillColor()->c[0], state->getFillColor()->c[1]);
411 bufpos+=sprintf(bufpos,"SC[%.1f/%.1f] ",
412 state->getStrokeColor()->c[0], state->getFillColor()->c[1]);*/
413 /* bufpos+=sprintf(bufpos,"FC[%.1f/%.1f/%.1f/%.1f/%.1f/%.1f/%.1f/%.1f]",
414 state->getFillColor()->c[0], state->getFillColor()->c[1],
415 state->getFillColor()->c[2], state->getFillColor()->c[3],
416 state->getFillColor()->c[4], state->getFillColor()->c[5],
417 state->getFillColor()->c[6], state->getFillColor()->c[7]);
418 bufpos+=sprintf(bufpos,"SC[%.1f/%.1f/%.1f/%.1f/%.1f/%.1f/%.1f/%.1f]",
419 state->getStrokeColor()->c[0], state->getFillColor()->c[1],
420 state->getStrokeColor()->c[2], state->getFillColor()->c[3],
421 state->getStrokeColor()->c[4], state->getFillColor()->c[5],
422 state->getStrokeColor()->c[6], state->getFillColor()->c[7]);*/
423 state->getFillRGB(&rgb);
424 if(rgb.r || rgb.g || rgb.b)
425 bufpos+=sprintf(bufpos,"FR[%.1f/%.1f/%.1f] ", rgb.r,rgb.g,rgb.b);
426 state->getStrokeRGB(&rgb);
427 if(rgb.r || rgb.g || rgb.b)
428 bufpos+=sprintf(bufpos,"SR[%.1f/%.1f/%.1f] ", rgb.r,rgb.g,rgb.b);
429 if(state->getFillColorSpace()->getNComps()>1)
430 bufpos+=sprintf(bufpos,"CS[[%d]] ",state->getFillColorSpace()->getNComps());
431 if(state->getStrokeColorSpace()->getNComps()>1)
432 bufpos+=sprintf(bufpos,"SS[[%d]] ",state->getStrokeColorSpace()->getNComps());
433 if(state->getFillPattern())
434 bufpos+=sprintf(bufpos,"FP%08x ", state->getFillPattern());
435 if(state->getStrokePattern())
436 bufpos+=sprintf(bufpos,"SP%08x ", state->getStrokePattern());
438 if(state->getFillOpacity()!=1.0)
439 bufpos+=sprintf(bufpos,"FO%.1f ", state->getFillOpacity());
440 if(state->getStrokeOpacity()!=1.0)
441 bufpos+=sprintf(bufpos,"SO%.1f ", state->getStrokeOpacity());
443 bufpos+=sprintf(bufpos,"LW%.1f ", state->getLineWidth());
448 state->getLineDash(&dash, &length, &start);
452 bufpos+=sprintf(bufpos,"DASH%.1f[",start);
453 for(t=0;t<length;t++) {
454 bufpos+=sprintf(bufpos,"D%.1f",dash[t]);
456 bufpos+=sprintf(bufpos,"]");
459 if(state->getFlatness()!=1)
460 bufpos+=sprintf(bufpos,"F%d ", state->getFlatness());
461 if(state->getLineJoin()!=0)
462 bufpos+=sprintf(bufpos,"J%d ", state->getLineJoin());
463 if(state->getLineJoin()!=0)
464 bufpos+=sprintf(bufpos,"C%d ", state->getLineCap());
465 if(state->getLineJoin()!=0)
466 bufpos+=sprintf(bufpos,"ML%d ", state->getMiterLimit());
468 if(state->getFont() && getFontID(state->getFont()))
469 bufpos+=sprintf(bufpos,"F\"%s\" ",getFontID(state->getFont()));
470 bufpos+=sprintf(bufpos,"FS%.1f ", state->getFontSize());
471 bufpos+=sprintf(bufpos,"MAT[%.1f/%.1f/%.1f/%.1f/%.1f/%.1f] ", state->getTextMat()[0],state->getTextMat()[1],state->getTextMat()[2],
472 state->getTextMat()[3],state->getTextMat()[4],state->getTextMat()[5]);
473 if(state->getCharSpace())
474 bufpos+=sprintf(bufpos,"CS%.5f ", state->getCharSpace());
475 if(state->getWordSpace())
476 bufpos+=sprintf(bufpos,"WS%.5f ", state->getWordSpace());
477 if(state->getHorizScaling()!=1.0)
478 bufpos+=sprintf(bufpos,"SC%.1f ", state->getHorizScaling());
479 if(state->getLeading())
480 bufpos+=sprintf(bufpos,"L%.1f ", state->getLeading());
482 bufpos+=sprintf(bufpos,"R%.1f ", state->getRise());
483 if(state->getRender())
484 bufpos+=sprintf(bufpos,"R%d ", state->getRender());
485 bufpos+=sprintf(bufpos,"P%08x ", state->getPath());
486 bufpos+=sprintf(bufpos,"CX%.1f ", state->getCurX());
487 bufpos+=sprintf(bufpos,"CY%.1f ", state->getCurY());
488 if(state->getLineX())
489 bufpos+=sprintf(bufpos,"LX%.1f ", state->getLineX());
490 if(state->getLineY())
491 bufpos+=sprintf(bufpos,"LY%.1f ", state->getLineY());
492 bufpos+=sprintf(bufpos," ");
496 static void dumpFontInfo(char*loglevel, GfxFont*font);
497 static int lastdumps[1024];
498 static int lastdumppos = 0;
503 static void showFontError(GfxFont*font, int nr)
507 for(t=0;t<lastdumppos;t++)
508 if(lastdumps[t] == r->num)
512 if(lastdumppos<sizeof(lastdumps)/sizeof(int))
513 lastdumps[lastdumppos++] = r->num;
515 msg("<warning> The following font caused problems:");
517 msg("<warning> The following font caused problems (substituting):");
519 msg("<warning> The following Type 3 Font will be rendered as bitmap:");
520 dumpFontInfo("<warning>", font);
523 static void dumpFontInfo(char*loglevel, GfxFont*font)
525 char* name = getFontID(font);
526 Ref* r=font->getID();
527 msg("%s=========== %s (ID:%d,%d) ==========\n", loglevel, getFontName(font), r->num,r->gen);
529 GString*gstr = font->getTag();
531 msg("%s| Tag: %s\n", loglevel, name);
533 if(font->isCIDFont()) msg("%s| is CID font\n", loglevel);
535 GfxFontType type=font->getType();
537 case fontUnknownType:
538 msg("%s| Type: unknown\n",loglevel);
541 msg("%s| Type: 1\n",loglevel);
544 msg("%s| Type: 1C\n",loglevel);
547 msg("%s| Type: 3\n",loglevel);
550 msg("%s| Type: TrueType\n",loglevel);
553 msg("%s| Type: CIDType0\n",loglevel);
556 msg("%s| Type: CIDType0C\n",loglevel);
559 msg("%s| Type: CIDType2\n",loglevel);
564 GBool embedded = font->getEmbeddedFontID(&embRef);
565 if(font->getEmbeddedFontName())
566 name = font->getEmbeddedFontName()->getCString();
568 msg("%s| Embedded name: %s id: %d\n",loglevel, FIXNULL(name), embRef.num);
570 gstr = font->getExtFontFile();
572 msg("%s| External Font file: %s\n", loglevel, FIXNULL(gstr->getCString()));
574 // Get font descriptor flags.
575 if(font->isFixedWidth()) msg("%s| is fixed width\n", loglevel);
576 if(font->isSerif()) msg("%s| is serif\n", loglevel);
577 if(font->isSymbolic()) msg("%s| is symbolic\n", loglevel);
578 if(font->isItalic()) msg("%s| is italic\n", loglevel);
579 if(font->isBold()) msg("%s| is bold\n", loglevel);
582 //void SWFOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, GBool invert, GBool inlineImg) {printf("void SWFOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str, int width, int height, GBool invert, GBool inlineImg) \n");}
583 //void SWFOutputDev::drawImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, GBool inlineImg) {printf("void SWFOutputDev::drawImage(GfxState *state, Object *ref, Stream *str, int width, int height, GfxImageColorMap *colorMap, GBool inlineImg) \n");}
585 static void free_outline(SWF_OUTLINE*outline)
588 SWF_OUTLINE*next = outline->link;
594 static void dump_outline(SWF_OUTLINE*outline)
598 double lastx=x,lasty=y;
599 x += (outline->dest.x/(float)0xffff);
600 y += (outline->dest.y/(float)0xffff);
601 if(outline->type == SWF_PATHTYPE_MOVE) {
602 msg("<trace> | moveto %f,%f", x,y);
603 } else if(outline->type == SWF_PATHTYPE_LINE) {
604 msg("<trace> | lineto: %f,%f\n",x,y);
605 } else if(outline->type == SWF_PATHTYPE_BEZIER) {
606 SWF_BEZIERSEGMENT*o2 = (SWF_BEZIERSEGMENT*)outline;
607 float x1 = o2->C.x/(float)0xffff+lastx;
608 float y1 = o2->C.y/(float)0xffff+lasty;
609 float x2 = o2->B.x/(float)0xffff+lastx;
610 float y2 = o2->B.y/(float)0xffff+lasty;
611 msg("<trace> | spline: %f,%f -> %f,%f -> %f,%f\n",x1,y1,x2,y2,x,y);
613 outline = outline->link;
617 SWF_OUTLINE* gfxPath_to_SWF_OUTLINE(GfxState*state, GfxPath*path)
619 int num = path->getNumSubpaths();
621 bezierpathsegment*start,*last=0;
622 bezierpathsegment*outline = start = (bezierpathsegment*)malloc(sizeof(bezierpathsegment));
624 double lastx=0,lasty=0;
626 msg("<warning> empty path");
627 outline->type = SWF_PATHTYPE_MOVE;
631 return (SWF_OUTLINE*)outline;
633 for(t = 0; t < num; t++) {
634 GfxSubpath *subpath = path->getSubpath(t);
635 int subnum = subpath->getNumPoints();
637 for(s=0;s<subnum;s++) {
639 state->transform(subpath->getX(s),subpath->getY(s),&nx,&ny);
640 int x = (int)((nx-lastx)*0xffff);
641 int y = (int)((ny-lasty)*0xffff);
645 outline->type = SWF_PATHTYPE_MOVE;
648 outline->link = (SWF_OUTLINE*)malloc(sizeof(bezierpathsegment));
649 outline = (bezierpathsegment*)outline->link;
654 else if(subpath->getCurve(s) && !cpos)
660 else if(subpath->getCurve(s) && cpos)
671 outline->type = cpos?SWF_PATHTYPE_BEZIER:SWF_PATHTYPE_LINE;
672 outline->link = (SWF_OUTLINE*)malloc(sizeof(bezierpathsegment));
673 outline = (bezierpathsegment*)outline->link;
680 if(last->link) {free(last->link);}
683 return (SWF_OUTLINE*)start;
685 /*----------------------------------------------------------------------------
686 * Primitive Graphic routines
687 *----------------------------------------------------------------------------*/
689 void SWFOutputDev::stroke(GfxState *state)
691 GfxPath * path = state->getPath();
692 int lineCap = state->getLineCap(); // 0=butt, 1=round 2=square
693 int lineJoin = state->getLineJoin(); // 0=miter, 1=round 2=bevel
694 double miterLimit = state->getMiterLimit();
695 double width = state->getTransformedLineWidth();
698 double opaq = state->getStrokeOpacity();
699 state->getStrokeRGB(&rgb);
701 m.m11 = 1; m.m21 = 0; m.m22 = 1;
702 m.m12 = 0; m.m13 = 0; m.m23 = 0;
703 SWF_OUTLINE*outline = gfxPath_to_SWF_OUTLINE(state, path);
705 if(getLogLevel() >= LOGLEVEL_TRACE) {
706 msg("<trace> stroke\n");
707 dump_outline(outline);
710 lineJoin = 1; // other line joins are not yet supported by the swf encoder
711 // TODO: support bevel joints
713 if(((lineCap==1) && (lineJoin==1)) || width<=caplinewidth) {
714 /* FIXME- if the path is smaller than 2 segments, we could ignore
716 swfoutput_setdrawmode(&output, DRAWMODE_STROKE);
717 swfoutput_drawpath(&output, outline, &m);
719 swfoutput_setfillcolor(&output, (char)(rgb.r*255), (char)(rgb.g*255),
720 (char)(rgb.b*255), (char)(opaq*255));
722 //swfoutput_setlinewidth(&output, 1.0); //only for debugging
723 //swfoutput_setstrokecolor(&output, 0, 255, 0, 255); //likewise, see below
724 //swfoutput_setfillcolor(&output, 255, 0, 0, 255); //likewise, see below
726 swfoutput_drawpath2poly(&output, outline, &m, lineJoin, lineCap, width, miterLimit);
727 updateLineWidth(state); //reset
728 updateStrokeColor(state); //reset
729 updateFillColor(state); //reset
731 free_outline(outline);
733 void SWFOutputDev::fill(GfxState *state)
735 GfxPath * path = state->getPath();
737 m.m11 = 1; m.m21 = 0; m.m22 = 1;
738 m.m12 = 0; m.m13 = 0; m.m23 = 0;
739 SWF_OUTLINE*outline = gfxPath_to_SWF_OUTLINE(state, path);
741 if(getLogLevel() >= LOGLEVEL_TRACE) {
742 msg("<trace> fill\n");
743 dump_outline(outline);
746 swfoutput_setdrawmode(&output, DRAWMODE_FILL);
747 swfoutput_drawpath(&output, outline, &m);
748 free_outline(outline);
750 void SWFOutputDev::eoFill(GfxState *state)
752 GfxPath * path = state->getPath();
754 m.m11 = 1; m.m21 = 0; m.m22 = 1;
755 m.m12 = 0; m.m13 = 0; m.m23 = 0;
756 SWF_OUTLINE*outline = gfxPath_to_SWF_OUTLINE(state, path);
758 if(getLogLevel() >= LOGLEVEL_TRACE) {
759 msg("<trace> eofill\n");
760 dump_outline(outline);
763 swfoutput_setdrawmode(&output, DRAWMODE_EOFILL);
764 swfoutput_drawpath(&output, outline, &m);
765 free_outline(outline);
767 void SWFOutputDev::clip(GfxState *state)
769 GfxPath * path = state->getPath();
771 m.m11 = 1; m.m22 = 1;
772 m.m12 = 0; m.m21 = 0;
773 m.m13 = 0; m.m23 = 0;
774 SWF_OUTLINE*outline = gfxPath_to_SWF_OUTLINE(state, path);
776 if(getLogLevel() >= LOGLEVEL_TRACE) {
777 msg("<trace> clip\n");
778 dump_outline(outline);
781 swfoutput_startclip(&output, outline, &m);
782 clipping[clippos] ++;
783 free_outline(outline);
785 void SWFOutputDev::eoClip(GfxState *state)
787 GfxPath * path = state->getPath();
789 m.m11 = 1; m.m21 = 0; m.m22 = 1;
790 m.m12 = 0; m.m13 = 0; m.m23 = 0;
791 SWF_OUTLINE*outline = gfxPath_to_SWF_OUTLINE(state, path);
793 if(getLogLevel() >= LOGLEVEL_TRACE) {
794 msg("<trace> eoclip\n");
795 dump_outline(outline);
798 swfoutput_startclip(&output, outline, &m);
799 clipping[clippos] ++;
800 free_outline(outline);
802 int SWFOutputDev::save(char*filename)
804 return swfoutput_save(&output, filename);
807 SWFOutputDev::~SWFOutputDev()
809 swfoutput_destroy(&output);
812 GBool SWFOutputDev::upsideDown()
814 msg("<debug> upsidedown? yes");
817 GBool SWFOutputDev::useDrawChar()
821 GBool SWFOutputDev::useGradients()
825 msg("<notice> File contains gradients");
831 void SWFOutputDev::beginString(GfxState *state, GString *s)
833 double m11,m21,m12,m22;
834 // msg("<debug> %s beginstring \"%s\"\n", gfxstate2str(state), s->getCString());
835 state->getFontTransMat(&m11, &m12, &m21, &m22);
836 m11 *= state->getHorizScaling();
837 m21 *= state->getHorizScaling();
838 swfoutput_setfontmatrix(&output, m11, -m21, m12, -m22);
841 void SWFOutputDev::drawChar(GfxState *state, double x, double y,
842 double dx, double dy,
843 double originX, double originY,
844 CharCode c, Unicode *_u, int uLen)
846 // check for invisible text -- this is used by Acrobat Capture
847 if ((state->getRender() & 3) == 3)
850 GfxFont*font = state->getFont();
852 if(font->getType() == fontType3) {
853 /* type 3 chars are passed as graphics */
859 state->transform(x, y, &x1, &y1);
865 /* find out the character name */
867 if(font->isCIDFont() && u) {
868 GfxCIDFont*cfont = (GfxCIDFont*)font;
870 for(t=0;t<sizeof(nameToUnicodeTab)/sizeof(nameToUnicodeTab[0]);t++) {
871 /* todo: should be precomputed */
872 if(nameToUnicodeTab[t].u == u) {
873 name = nameToUnicodeTab[t].name;
879 font8 = (Gfx8BitFont*)font;
880 char**enc=font8->getEncoding();
885 msg("<debug> drawChar(%f,%f,c='%c' (%d),u=%d <%d>) CID=%d name=\"%s\"\n",x,y,(c&127)>=32?c:'?',c,u, uLen, font->isCIDFont(), FIXNULL(name));
887 /*x1 = (int)(x1+0.5);
888 y1 = (int)(y1+0.5);*/
890 int ret = swfoutput_drawchar(&output, x1, y1, name, c, u);
893 void SWFOutputDev::endString(GfxState *state) {
897 GBool SWFOutputDev::beginType3Char(GfxState *state,
898 CharCode code, Unicode *u, int uLen)
900 msg("<debug> beginType3Char %d, %08x, %d", code, *u, uLen);
902 /* the character itself is going to be passed using
904 return gFalse; /* gTrue= is_in_cache? */
907 void SWFOutputDev::endType3Char(GfxState *state)
910 msg("<debug> endType3Char");
913 void SWFOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
915 this->currentpage = pageNum;
917 int rot = doc->getPageRotate(1);
919 msg("<verbose> startPage %d (%f,%f,%f,%f)\n", pageNum, crop_x1, crop_y1, crop_x2, crop_y2);
921 msg("<verbose> page is rotated %d degrees\n", rot);
923 /* state->transform(state->getX1(),state->getY1(),&x1,&y1);
924 state->transform(state->getX2(),state->getY2(),&x2,&y2);
925 Use CropBox, not MediaBox, as page size
932 state->transform(crop_x1,crop_y1,&x1,&y1);
933 state->transform(crop_x2,crop_y2,&x2,&y2);
935 if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
936 if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
938 /* apply user clip box */
939 if(user_clipx1|user_clipy1|user_clipx2|user_clipy2) {
940 if(user_clipx1 > x1) x1 = user_clipx1;
941 if(user_clipx2 < x2) x2 = user_clipx2;
942 if(user_clipy1 > y1) y1 = user_clipy1;
943 if(user_clipy2 < y2) y2 = user_clipy2;
947 msg("<verbose> Bounding box is (%f,%f)-(%f,%f)", x1,y1,x2,y2);
948 swfoutput_init(&output);
952 swfoutput_newpage(&output, pageNum, user_movex, user_movey, (int)x1, (int)y1, (int)x2, (int)y2);
955 void SWFOutputDev::drawLink(Link *link, Catalog *catalog)
957 msg("<debug> drawlink\n");
958 double x1, y1, x2, y2, w;
964 link->getBorder(&x1, &y1, &x2, &y2, &w);
966 link->getRect(&x1, &y1, &x2, &y2);
971 cvtUserToDev(x1, y1, &x, &y);
972 points[0].x = points[4].x = (int)x;
973 points[0].y = points[4].y = (int)y;
974 cvtUserToDev(x2, y1, &x, &y);
975 points[1].x = (int)x;
976 points[1].y = (int)y;
977 cvtUserToDev(x2, y2, &x, &y);
978 points[2].x = (int)x;
979 points[2].y = (int)y;
980 cvtUserToDev(x1, y2, &x, &y);
981 points[3].x = (int)x;
982 points[3].y = (int)y;
984 LinkAction*action=link->getAction();
991 switch(action->getKind())
995 LinkGoTo *ha=(LinkGoTo *)link->getAction();
997 if (ha->getDest()==NULL)
998 dest=catalog->findDest(ha->getNamedDest());
999 else dest=ha->getDest();
1001 if (dest->isPageRef()){
1002 Ref pageref=dest->getPageRef();
1003 page=catalog->findPage(pageref.num,pageref.gen);
1005 else page=dest->getPageNum();
1006 sprintf(buf, "%d", page);
1013 LinkGoToR*l = (LinkGoToR*)action;
1014 GString*g = l->getNamedDest();
1016 s = strdup(g->getCString());
1021 LinkNamed*l = (LinkNamed*)action;
1022 GString*name = l->getName();
1024 s = strdup(name->lowerCase()->getCString());
1025 named = name->getCString();
1028 if(strstr(s, "next") || strstr(s, "forward"))
1030 page = currentpage + 1;
1032 else if(strstr(s, "prev") || strstr(s, "back"))
1034 page = currentpage - 1;
1036 else if(strstr(s, "last") || strstr(s, "end"))
1038 page = pagepos>0?pages[pagepos-1]:0;
1040 else if(strstr(s, "first") || strstr(s, "top"))
1048 case actionLaunch: {
1050 LinkLaunch*l = (LinkLaunch*)action;
1051 GString * str = new GString(l->getFileName());
1052 str->append(l->getParams());
1053 s = strdup(str->getCString());
1059 LinkURI*l = (LinkURI*)action;
1060 GString*g = l->getURI();
1062 url = g->getCString();
1067 case actionUnknown: {
1069 LinkUnknown*l = (LinkUnknown*)action;
1074 msg("<error> Unknown link type!\n");
1078 if(!s) s = strdup("-?-");
1080 if(!linkinfo && (page || url))
1082 msg("<notice> File contains links");
1088 for(t=0;t<pagepos;t++)
1092 swfoutput_linktopage(&output, t, points);
1096 swfoutput_linktourl(&output, url, points);
1100 swfoutput_namedlink(&output, named, points);
1102 msg("<verbose> \"%s\" link to \"%s\" (%d)\n", type, FIXNULL(s), page);
1106 void SWFOutputDev::saveState(GfxState *state) {
1107 msg("<debug> saveState\n");
1112 msg("<error> Too many nested states in pdf.");
1113 clipping[clippos] = 0;
1116 void SWFOutputDev::restoreState(GfxState *state) {
1117 msg("<debug> restoreState\n");
1119 while(clipping[clippos]) {
1120 swfoutput_endclip(&output);
1121 clipping[clippos]--;
1126 char* SWFOutputDev::searchFont(char*name)
1130 int is_standard_font = 0;
1132 msg("<verbose> SearchFont(%s)", name);
1134 /* see if it is a pdf standard font */
1135 for(i=0;i<sizeof(pdf2t1map)/sizeof(mapping);i++)
1137 if(!strcmp(name, pdf2t1map[i].pdffont))
1139 name = pdf2t1map[i].filename;
1140 is_standard_font = 1;
1144 /* look in all font files */
1145 for(i=0;i<fontnum;i++)
1147 if(strstr(fonts[i].filename, name))
1149 if(!fonts[i].used) {
1152 if(!is_standard_font)
1153 msg("<notice> Using %s for %s", fonts[i].filename, name);
1155 return strdup(fonts[i].filename);
1161 void SWFOutputDev::updateLineWidth(GfxState *state)
1163 double width = state->getTransformedLineWidth();
1164 swfoutput_setlinewidth(&output, width);
1167 void SWFOutputDev::updateLineCap(GfxState *state)
1169 int c = state->getLineCap();
1172 void SWFOutputDev::updateLineJoin(GfxState *state)
1174 int j = state->getLineJoin();
1177 void SWFOutputDev::updateFillColor(GfxState *state)
1180 double opaq = state->getFillOpacity();
1181 state->getFillRGB(&rgb);
1183 swfoutput_setfillcolor(&output, (char)(rgb.r*255), (char)(rgb.g*255),
1184 (char)(rgb.b*255), (char)(opaq*255));
1187 void SWFOutputDev::updateStrokeColor(GfxState *state)
1190 double opaq = state->getStrokeOpacity();
1191 state->getStrokeRGB(&rgb);
1193 swfoutput_setstrokecolor(&output, (char)(rgb.r*255), (char)(rgb.g*255),
1194 (char)(rgb.b*255), (char)(opaq*255));
1197 void FoFiWrite(void *stream, char *data, int len)
1199 fwrite(data, len, 1, (FILE*)stream);
1202 char*SWFOutputDev::writeEmbeddedFontToFile(XRef*ref, GfxFont*font)
1204 char*tmpFileName = NULL;
1210 Object refObj, strObj;
1212 tmpFileName = mktmpname(namebuf);
1215 ret = font->getEmbeddedFontID(&embRef);
1217 msg("<verbose> Didn't get embedded font id");
1218 /* not embedded- the caller should now search the font
1219 directories for this font */
1223 f = fopen(tmpFileName, "wb");
1225 msg("<error> Couldn't create temporary Type 1 font file");
1229 /*if(font->isCIDFont()) {
1230 GfxCIDFont* cidFont = (GfxCIDFont *)font;
1231 GString c = cidFont->getCollection();
1232 msg("<notice> Collection: %s", c.getCString());
1235 if (font->getType() == fontType1C ||
1236 font->getType() == fontCIDType0C) {
1237 if (!(fontBuf = font->readEmbFontFile(xref, &fontLen))) {
1239 msg("<error> Couldn't read embedded font file");
1243 Type1CFontFile *cvt = new Type1CFontFile(fontBuf, fontLen);
1244 cvt->convertToType1(f);
1246 FoFiType1C *cvt = FoFiType1C::make(fontBuf, fontLen);
1247 cvt->convertToType1(NULL, gTrue, FoFiWrite, f);
1249 //cvt->convertToCIDType0("test", f);
1250 //cvt->convertToType0("test", f);
1253 } else if(font->getType() == fontTrueType) {
1254 msg("<verbose> writing font using TrueTypeFontFile::writeTTF");
1255 if (!(fontBuf = font->readEmbFontFile(xref, &fontLen))) {
1257 msg("<error> Couldn't read embedded font file");
1261 TrueTypeFontFile *cvt = new TrueTypeFontFile(fontBuf, fontLen);
1264 FoFiTrueType *cvt = FoFiTrueType::make(fontBuf, fontLen);
1265 cvt->writeTTF(FoFiWrite, f);
1270 font->getEmbeddedFontID(&embRef);
1271 refObj.initRef(embRef.num, embRef.gen);
1272 refObj.fetch(ref, &strObj);
1274 strObj.streamReset();
1279 f4[t] = strObj.streamGetChar();
1280 f4c[t] = (char)f4[t];
1285 if(!strncmp(f4c, "true", 4)) {
1286 /* some weird TTF fonts don't start with 0,1,0,0 but with "true".
1287 Change this on the fly */
1288 f4[0] = f4[2] = f4[3] = 0;
1296 while ((c = strObj.streamGetChar()) != EOF) {
1300 strObj.streamClose();
1305 return strdup(tmpFileName);
1308 char* searchForSuitableFont(GfxFont*gfxFont)
1310 char*name = getFontName(gfxFont);
1314 if(!config_use_fontconfig)
1317 #ifdef HAVE_FONTCONFIG
1318 FcPattern *pattern, *match;
1322 static int fcinitcalled = false;
1324 msg("<debug> searchForSuitableFont(%s)", name);
1326 // call init ony once
1327 if (!fcinitcalled) {
1328 msg("<debug> Initializing FontConfig...");
1329 fcinitcalled = true;
1331 msg("<debug> FontConfig Initialization failed. Disabling.");
1332 config_use_fontconfig = 0;
1335 msg("<debug> ...initialized FontConfig");
1338 msg("<debug> FontConfig: Create \"%s\" Family Pattern", name);
1339 pattern = FcPatternBuild(NULL, FC_FAMILY, FcTypeString, name, NULL);
1340 if (gfxFont->isItalic()) // check for italic
1341 msg("<debug> FontConfig: Adding Italic Slant");
1342 FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
1343 if (gfxFont->isBold()) // check for bold
1344 msg("<debug> FontConfig: Adding Bold Weight");
1345 FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
1347 msg("<debug> FontConfig: Try to match...");
1348 // configure and match using the original font name
1349 FcConfigSubstitute(0, pattern, FcMatchPattern);
1350 FcDefaultSubstitute(pattern);
1351 match = FcFontMatch(0, pattern, &result);
1353 if (FcPatternGetString(match, "family", 0, &v) == FcResultMatch) {
1354 msg("<debug> FontConfig: family=%s", (char*)v);
1355 // if we get an exact match
1356 if (strcmp((char *)v, name) == 0) {
1357 if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
1358 filename = strdup((char*)v);
1359 char *nfn = strrchr(filename, '/');
1360 if(nfn) fontname = strdup(nfn+1);
1361 else fontname = filename;
1363 msg("<debug> FontConfig: Returning \"%s\"", fontname);
1365 // initialize patterns
1366 FcPatternDestroy(pattern);
1367 FcPatternDestroy(match);
1369 // now match against serif etc.
1370 if (gfxFont->isSerif()) {
1371 msg("<debug> FontConfig: Create Serif Family Pattern");
1372 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "serif", NULL);
1373 } else if (gfxFont->isFixedWidth()) {
1374 msg("<debug> FontConfig: Create Monospace Family Pattern");
1375 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "monospace", NULL);
1377 msg("<debug> FontConfig: Create Sans Family Pattern");
1378 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "sans", NULL);
1382 if (gfxFont->isItalic()) {
1383 msg("<debug> FontConfig: Adding Italic Slant");
1384 int bb = FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
1387 if (gfxFont->isBold()) {
1388 msg("<debug> FontConfig: Adding Bold Weight");
1389 int bb = FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
1392 msg("<debug> FontConfig: Try to match... (2)");
1393 // configure and match using serif etc
1394 FcConfigSubstitute (0, pattern, FcMatchPattern);
1395 FcDefaultSubstitute (pattern);
1396 match = FcFontMatch (0, pattern, &result);
1398 if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
1399 filename = strdup((char*)v);
1400 char *nfn = strrchr(filename, '/');
1401 if(nfn) fontname = strdup(nfn+1);
1402 else fontname = filename;
1404 msg("<debug> FontConfig: Returning \"%s\"", fontname);
1408 //printf("FONTCONFIG: pattern");
1409 //FcPatternPrint(pattern);
1410 //printf("FONTCONFIG: match");
1411 //FcPatternPrint(match);
1413 FcPatternDestroy(pattern);
1414 FcPatternDestroy(match);
1416 pdfswf_addfont(filename);
1423 char* SWFOutputDev::substituteFont(GfxFont*gfxFont, char* oldname)
1425 char*fontname = 0, *filename = 0;
1426 msg("<notice> subsituteFont(%s)", oldname);
1428 if(!(fontname = searchForSuitableFont(gfxFont))) {
1429 fontname = "Times-Roman";
1431 filename = searchFont(fontname);
1433 if(substitutepos>=sizeof(substitutesource)/sizeof(char*)) {
1434 msg("<fatal> Too many fonts in file.");
1438 substitutesource[substitutepos] = oldname;
1439 substitutetarget[substitutepos] = fontname;
1440 msg("<notice> substituting %s -> %s", FIXNULL(oldname), FIXNULL(fontname));
1443 return strdup(filename);
1446 void unlinkfont(char* filename)
1453 if(!strncmp(&filename[l-4],".afm",4)) {
1454 memcpy(&filename[l-4],".pfb",4);
1456 memcpy(&filename[l-4],".pfa",4);
1458 memcpy(&filename[l-4],".afm",4);
1461 if(!strncmp(&filename[l-4],".pfa",4)) {
1462 memcpy(&filename[l-4],".afm",4);
1464 memcpy(&filename[l-4],".pfa",4);
1467 if(!strncmp(&filename[l-4],".pfb",4)) {
1468 memcpy(&filename[l-4],".afm",4);
1470 memcpy(&filename[l-4],".pfb",4);
1475 void SWFOutputDev::setXRef(PDFDoc*doc, XRef *xref)
1482 void SWFOutputDev::updateFont(GfxState *state)
1484 GfxFont*gfxFont = state->getFont();
1489 char * fontid = getFontID(gfxFont);
1492 /* first, look if we substituted this font before-
1493 this way, we don't initialize the T1 Fonts
1495 for(t=0;t<substitutepos;t++) {
1496 if(!strcmp(fontid, substitutesource[t])) {
1497 fontid = substitutetarget[t];
1502 /* second, see if swfoutput already has this font
1503 cached- if so, we are done */
1504 if(swfoutput_queryfont(&output, fontid))
1506 swfoutput_setfont(&output, fontid, 0);
1508 msg("<debug> updateFont(%s) [cached]", fontid);
1512 // look for Type 3 font
1513 if (gfxFont->getType() == fontType3) {
1515 type3Warning = gTrue;
1516 showFontError(gfxFont, 2);
1521 /* now either load the font, or find a substitution */
1524 GBool embedded = gfxFont->getEmbeddedFontID(&embRef);
1529 (gfxFont->getType() == fontType1 ||
1530 gfxFont->getType() == fontType1C ||
1531 //gfxFont->getType() == fontCIDType0C ||
1532 gfxFont->getType() == fontTrueType ||
1533 gfxFont->getType() == fontCIDType2
1536 fileName = writeEmbeddedFontToFile(xref, gfxFont);
1537 if(!fileName) showFontError(gfxFont,0);
1540 char * fontname = getFontName(gfxFont);
1541 fileName = searchFont(fontname);
1542 if(!fileName) showFontError(gfxFont,0);
1545 char * fontname = getFontName(gfxFont);
1546 msg("<warning> Font %s %scould not be loaded.", fontname, embedded?"":"(not embedded) ");
1547 msg("<warning> Try putting a TTF version of that font (named \"%s.ttf\") into /swftools/fonts", fontname);
1548 fileName = substituteFont(gfxFont, fontid);
1549 if(fontid) { fontid = substitutetarget[substitutepos-1]; /*ugly hack*/};
1550 msg("<notice> Font is now %s (%s)", fontid, fileName);
1554 msg("<error> Couldn't set font %s\n", fontid);
1558 msg("<verbose> updateFont(%s) -> %s", fontid, fileName);
1559 dumpFontInfo("<verbose>", gfxFont);
1561 swfoutput_setfont(&output, fontid, fileName);
1564 unlinkfont(fileName);
1569 #define SQR(x) ((x)*(x))
1571 unsigned char* antialize(unsigned char*data, int width, int height, int newwidth, int newheight, int palettesize)
1573 if((newwidth<2 || newheight<2) ||
1574 (width<=newwidth || height<=newheight))
1576 unsigned char*newdata;
1578 newdata= (unsigned char*)malloc(newwidth*newheight);
1580 double fx = (double)(width)/newwidth;
1581 double fy = (double)(height)/newheight;
1583 int blocksize = (int)(8192/(fx*fy));
1584 int r = 8192*256/palettesize;
1585 for(x=0;x<newwidth;x++) {
1586 double ex = px + fx;
1587 int fromx = (int)px;
1589 int xweight1 = (int)(((fromx+1)-px)*256);
1590 int xweight2 = (int)((ex-tox)*256);
1592 for(y=0;y<newheight;y++) {
1593 double ey = py + fy;
1594 int fromy = (int)py;
1596 int yweight1 = (int)(((fromy+1)-py)*256);
1597 int yweight2 = (int)((ey-toy)*256);
1600 for(xx=fromx;xx<=tox;xx++)
1601 for(yy=fromy;yy<=toy;yy++) {
1602 int b = 1-data[width*yy+xx];
1604 if(xx==fromx) weight = (weight*xweight1)/256;
1605 if(xx==tox) weight = (weight*xweight2)/256;
1606 if(yy==fromy) weight = (weight*yweight1)/256;
1607 if(yy==toy) weight = (weight*yweight2)/256;
1610 //if(a) a=(palettesize-1)*r/blocksize;
1611 newdata[y*newwidth+x] = (a*blocksize)/r;
1619 void SWFOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str,
1620 int width, int height, GfxImageColorMap*colorMap, GBool invert,
1621 GBool inlineImg, int mask)
1626 double x1,y1,x2,y2,x3,y3,x4,y4;
1627 ImageStream *imgStr;
1634 ncomps = colorMap->getNumPixelComps();
1635 bits = colorMap->getBits();
1637 imgStr = new ImageStream(str, width, ncomps,bits);
1640 if(!width || !height || (height<=1 && width<=1))
1642 msg("<verbose> Ignoring %d by %d image", width, height);
1643 unsigned char buf[8];
1645 for (y = 0; y < height; ++y)
1646 for (x = 0; x < width; ++x) {
1647 imgStr->getPixel(buf);
1653 state->transform(0, 1, &x1, &y1);
1654 state->transform(0, 0, &x2, &y2);
1655 state->transform(1, 0, &x3, &y3);
1656 state->transform(1, 1, &x4, &y4);
1658 if(!pbminfo && !(str->getKind()==strDCT)) {
1660 msg("<notice> file contains pbm pictures %s",mask?"(masked)":"");
1664 msg("<verbose> drawing %d by %d masked picture\n", width, height);
1666 if(!jpeginfo && (str->getKind()==strDCT)) {
1667 msg("<notice> file contains jpeg pictures");
1673 unsigned char buf[8];
1677 unsigned char*pic = new unsigned char[width*height];
1680 state->getFillRGB(&rgb);
1681 memset(pal,255,sizeof(pal));
1682 pal[0].r = (int)(rgb.r*255); pal[0].g = (int)(rgb.g*255);
1683 pal[0].b = (int)(rgb.b*255); pal[0].a = 255;
1684 pal[1].r = 0; pal[1].g = 0; pal[1].b = 0; pal[1].a = 0;
1686 xid += pal[1].r*3 + pal[1].g*11 + pal[1].b*17;
1687 yid += pal[1].r*7 + pal[1].g*5 + pal[1].b*23;
1688 int realwidth = (int)sqrt(SQR(x2-x3) + SQR(y2-y3));
1689 int realheight = (int)sqrt(SQR(x1-x2) + SQR(y1-y2));
1690 for (y = 0; y < height; ++y)
1691 for (x = 0; x < width; ++x)
1693 imgStr->getPixel(buf);
1696 pic[width*y+x] = buf[0];
1701 /* the size of the drawn image is added to the identifier
1702 as the same image may require different bitmaps if displayed
1703 at different sizes (due to antialiasing): */
1709 for(t=0;t<picpos;t++)
1711 if(pic_xids[t] == xid &&
1712 pic_yids[t] == yid) {
1713 /* if the image was antialiased, the size has changed: */
1714 width = pic_width[t];
1715 height = pic_height[t];
1722 unsigned char*pic2 = 0;
1724 pic2 = antialize(pic,width,height,realwidth,realheight, numpalette);
1728 height = realheight;
1731 /* make a black/white palette */
1738 float r = 255/(numpalette-1);
1739 for(t=0;t<numpalette;t++) {
1740 /*pal[t].r = (U8)(t*r*rgb.r+(numpalette-1-t)*r*rgb2.r);
1741 pal[t].g = (U8)(t*r*rgb.g+(numpalette-1-t)*r*rgb2.g);
1742 pal[t].b = (U8)(t*r*rgb.b+(numpalette-1-t)*r*rgb2.b);
1744 pal[t].r = (U8)(255*rgb.r);
1745 pal[t].g = (U8)(255*rgb.g);
1746 pal[t].b = (U8)(255*rgb.b);
1747 pal[t].a = (U8)(t*r);
1751 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height,
1752 x1,y1,x2,y2,x3,y3,x4,y4, numpalette);
1753 pic_xids[picpos] = xid;
1754 pic_yids[picpos] = yid;
1755 pic_width[picpos] = width;
1756 pic_height[picpos] = height;
1760 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1761 x1,y1,x2,y2,x3,y3,x4,y4);
1770 if(colorMap->getNumPixelComps()!=1 || str->getKind()==strDCT)
1772 RGBA*pic=new RGBA[width*height];
1775 for (y = 0; y < height; ++y) {
1776 for (x = 0; x < width; ++x) {
1778 imgStr->getPixel(pixBuf);
1779 colorMap->getRGB(pixBuf, &rgb);
1780 pic[width*y+x].r = r = (U8)(rgb.r * 255 + 0.5);
1781 pic[width*y+x].g = g = (U8)(rgb.g * 255 + 0.5);
1782 pic[width*y+x].b = b = (U8)(rgb.b * 255 + 0.5);
1783 pic[width*y+x].a = a = 255;//(U8)(rgb.a * 255 + 0.5);
1784 xid += x*r+x*b*3+x*g*7+x*a*11;
1785 yid += y*r*3+y*b*17+y*g*19+y*a*11;
1789 for(t=0;t<picpos;t++)
1791 if(pic_xids[t] == xid &&
1792 pic_yids[t] == yid) {
1797 if(str->getKind()==strDCT)
1798 pic_ids[picpos] = swfoutput_drawimagejpeg(&output, pic, width, height,
1799 x1,y1,x2,y2,x3,y3,x4,y4);
1801 pic_ids[picpos] = swfoutput_drawimagelossless(&output, pic, width, height,
1802 x1,y1,x2,y2,x3,y3,x4,y4);
1803 pic_xids[picpos] = xid;
1804 pic_yids[picpos] = yid;
1805 pic_width[picpos] = width;
1806 pic_height[picpos] = height;
1810 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1811 x1,y1,x2,y2,x3,y3,x4,y4);
1819 U8*pic = new U8[width*height];
1827 colorMap->getRGB(pixBuf, &rgb);
1828 pal[t].r = r = (U8)(rgb.r * 255 + 0.5);
1829 pal[t].g = g = (U8)(rgb.g * 255 + 0.5);
1830 pal[t].b = b = (U8)(rgb.b * 255 + 0.5);
1831 pal[t].a = a = 255;//(U8)(rgb.b * 255 + 0.5);
1832 xid += t*r+t*b*3+t*g*7+t*a*11;
1833 xid += (~t)*r+t*b*3+t*g*7+t*a*11;
1835 for (y = 0; y < height; ++y) {
1836 for (x = 0; x < width; ++x) {
1837 imgStr->getPixel(pixBuf);
1838 pic[width*y+x] = pixBuf[0];
1839 xid += x*pixBuf[0]*7;
1840 yid += y*pixBuf[0]*3;
1844 for(t=0;t<picpos;t++)
1846 if(pic_xids[t] == xid &&
1847 pic_yids[t] == yid) {
1852 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height,
1853 x1,y1,x2,y2,x3,y3,x4,y4,256);
1854 pic_xids[picpos] = xid;
1855 pic_yids[picpos] = yid;
1856 pic_width[picpos] = width;
1857 pic_height[picpos] = height;
1861 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1862 x1,y1,x2,y2,x3,y3,x4,y4);
1870 void SWFOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
1871 int width, int height, GBool invert,
1874 msg("<verbose> drawImageMask %dx%d, invert=%d inline=%d", width, height, invert, inlineImg);
1875 drawGeneralImage(state,ref,str,width,height,0,invert,inlineImg,1);
1878 void SWFOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
1879 int width, int height, GfxImageColorMap *colorMap,
1880 int *maskColors, GBool inlineImg)
1882 msg("<verbose> drawImage %dx%d, %s %s, inline=%d", width, height,
1883 colorMap?"colorMap":"no colorMap",
1884 maskColors?"maskColors":"no maskColors",
1887 msg("<verbose> colorMap pixcomps:%d bits:%d mode:%d\n", colorMap->getNumPixelComps(),
1888 colorMap->getBits(),colorMap->getColorSpace()->getMode());
1889 drawGeneralImage(state,ref,str,width,height,colorMap,0,inlineImg,0);
1892 SWFOutputDev*output = 0;
1894 static void printInfoString(Dict *infoDict, char *key, char *fmt) {
1899 if (infoDict->lookup(key, &obj)->isString()) {
1900 s1 = obj.getString();
1901 if ((s1->getChar(0) & 0xff) == 0xfe &&
1902 (s1->getChar(1) & 0xff) == 0xff) {
1904 for (i = 2; i < obj.getString()->getLength(); i += 2) {
1905 if (s1->getChar(i) == '\0') {
1906 s2->append(s1->getChar(i+1));
1909 s2 = new GString("<unicode>");
1913 printf(fmt, s2->getCString());
1916 printf(fmt, s1->getCString());
1922 static void printInfoDate(Dict *infoDict, char *key, char *fmt) {
1926 if (infoDict->lookup(key, &obj)->isString()) {
1927 s = obj.getString()->getCString();
1928 if (s[0] == 'D' && s[1] == ':') {
1936 void pdfswf_setparameter(char*name, char*value)
1938 msg("<verbose> setting parameter %s to \"%s\"", name, value);
1939 if(!strcmp(name, "caplinewidth")) {
1940 caplinewidth = atof(value);
1941 } else if(!strcmp(name, "zoom")) {
1943 } else if(!strcmp(name, "fontdir")) {
1944 pdfswf_addfontdir(value);
1945 } else if(!strcmp(name, "languagedir")) {
1946 pdfswf_addlanguagedir(value);
1947 } else if(!strcmp(name, "fontconfig")) {
1948 config_use_fontconfig = atoi(value);
1950 swfoutput_setparameter(name, value);
1953 void pdfswf_addfont(char*filename)
1956 memset(&f, 0, sizeof(fontfile_t));
1957 f.filename = filename;
1958 if(fontnum < sizeof(fonts)/sizeof(fonts[0])) {
1959 fonts[fontnum++] = f;
1961 msg("<error> Too many external fonts. Not adding font file \"%s\".", filename);
1965 static char* dirseparator()
1974 void pdfswf_addlanguagedir(char*dir)
1977 globalParams = new GlobalParams("");
1979 msg("<notice> Adding %s to language pack directories", dir);
1983 char* config_file = (char*)malloc(strlen(dir) + 1 + sizeof("add-to-xpdfrc"));
1984 strcpy(config_file, dir);
1985 strcat(config_file, dirseparator());
1986 strcat(config_file, "add-to-xpdfrc");
1988 fi = fopen(config_file, "rb");
1990 msg("<error> Could not open %s", config_file);
1993 globalParams->parseFile(new GString(config_file), fi);
1997 void pdfswf_addfontdir(char*dirname)
1999 #ifdef HAVE_DIRENT_H
2000 msg("<notice> Adding %s to font directories", dirname);
2001 DIR*dir = opendir(dirname);
2003 msg("<warning> Couldn't open directory %s\n", dirname);
2008 ent = readdir (dir);
2012 char*name = ent->d_name;
2018 if(!strncasecmp(&name[l-4], ".pfa", 4))
2020 if(!strncasecmp(&name[l-4], ".pfb", 4))
2022 if(!strncasecmp(&name[l-4], ".ttf", 4))
2026 char*fontname = (char*)malloc(strlen(dirname)+strlen(name)+2);
2027 strcpy(fontname, dirname);
2028 strcat(fontname, dirseparator());
2029 strcat(fontname, name);
2030 msg("<verbose> Adding %s to fonts", fontname);
2031 pdfswf_addfont(fontname);
2036 msg("<warning> No dirent.h- unable to add font dir %s", dir);
2041 typedef struct _pdf_doc_internal
2045 } pdf_doc_internal_t;
2046 typedef struct _pdf_page_internal
2048 } pdf_page_internal_t;
2049 typedef struct _swf_output_internal
2051 SWFOutputDev*outputDev;
2052 } swf_output_internal_t;
2054 pdf_doc_t* pdf_init(char*filename, char*userPassword)
2056 pdf_doc_t*pdf_doc = (pdf_doc_t*)malloc(sizeof(pdf_doc_t));
2057 memset(pdf_doc, 0, sizeof(pdf_doc_t));
2058 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
2059 memset(i, 0, sizeof(pdf_doc_internal_t));
2060 pdf_doc->internal = i;
2062 GString *fileName = new GString(filename);
2068 globalParams = new GlobalParams("");
2071 if (userPassword && userPassword[0]) {
2072 userPW = new GString(userPassword);
2076 i->doc = new PDFDoc(fileName, userPW);
2080 if (!i->doc->isOk()) {
2085 i->doc->getDocInfo(&info);
2086 if (info.isDict() &&
2087 (getScreenLogLevel()>=LOGLEVEL_NOTICE)) {
2088 printInfoString(info.getDict(), "Title", "Title: %s\n");
2089 printInfoString(info.getDict(), "Subject", "Subject: %s\n");
2090 printInfoString(info.getDict(), "Keywords", "Keywords: %s\n");
2091 printInfoString(info.getDict(), "Author", "Author: %s\n");
2092 printInfoString(info.getDict(), "Creator", "Creator: %s\n");
2093 printInfoString(info.getDict(), "Producer", "Producer: %s\n");
2094 printInfoDate(info.getDict(), "CreationDate", "CreationDate: %s\n");
2095 printInfoDate(info.getDict(), "ModDate", "ModDate: %s\n");
2096 printf("Pages: %d\n", i->doc->getNumPages());
2097 printf("Linearized: %s\n", i->doc->isLinearized() ? "yes" : "no");
2098 printf("Encrypted: ");
2099 if (i->doc->isEncrypted()) {
2100 printf("yes (print:%s copy:%s change:%s addNotes:%s)\n",
2101 i->doc->okToPrint() ? "yes" : "no",
2102 i->doc->okToCopy() ? "yes" : "no",
2103 i->doc->okToChange() ? "yes" : "no",
2104 i->doc->okToAddNotes() ? "yes" : "no");
2111 pdf_doc->num_pages = i->doc->getNumPages();
2113 if (i->doc->isEncrypted()) {
2114 if(!i->doc->okToCopy()) {
2115 printf("PDF disallows copying.\n");
2118 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
2125 void pdfswf_preparepage(int page)
2129 pages = (int*)malloc(1024*sizeof(int));
2132 if(pagepos == pagebuflen)
2135 pages = (int*)realloc(pages, pagebuflen);
2138 pages[pagepos++] = page;
2145 delete globalParams;globalParams=0;
2146 Object::memCheck(stderr);
2151 void pdf_destroy(pdf_doc_t*pdf_doc)
2153 pdf_doc_internal_t*i= (pdf_doc_internal_t*)pdf_doc->internal;
2155 msg("<debug> pdfswf.cc: pdfswf_close()");
2156 delete i->doc; i->doc=0;
2158 free(pages); pages = 0; //FIXME
2160 free(pdf_doc->internal);pdf_doc->internal=0;
2161 free(pdf_doc);pdf_doc=0;
2164 pdf_page_t* pdf_getpage(pdf_doc_t*pdf_doc, int page)
2166 pdf_doc_internal_t*di= (pdf_doc_internal_t*)pdf_doc->internal;
2168 if(page < 1 || page > pdf_doc->num_pages)
2171 pdf_page_t* pdf_page = (pdf_page_t*)malloc(sizeof(pdf_page_t));
2172 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
2173 memset(pi, 0, sizeof(pdf_page_internal_t));
2174 pdf_page->internal = pi;
2176 pdf_page->parent = pdf_doc;
2177 pdf_page->nr = page;
2181 void pdf_page_destroy(pdf_page_t*pdf_page)
2183 pdf_page_internal_t*i= (pdf_page_internal_t*)pdf_page->internal;
2184 free(pdf_page->internal);pdf_page->internal = 0;
2185 free(pdf_page);pdf_page=0;
2188 swf_output_t* swf_output_init()
2190 swf_output_t*swf_output = (swf_output_t*)malloc(sizeof(swf_output_t));
2191 memset(swf_output, 0, sizeof(swf_output_t));
2192 swf_output_internal_t*i= (swf_output_internal_t*)malloc(sizeof(swf_output_internal_t));
2193 memset(i, 0, sizeof(swf_output_internal_t));
2194 swf_output->internal = i;
2196 i->outputDev = new SWFOutputDev();
2200 void swf_output_setparameter(swf_output_t*swf_output, char*name, char*value)
2203 pdfswf_setparameter(name, value);
2206 int swf_output_save(swf_output_t*swf, char*filename)
2208 swf_output_internal_t*i= (swf_output_internal_t*)swf->internal;
2209 int ret = i->outputDev->save(filename);
2210 i->outputDev->getDimensions(&swf->x1, &swf->y1, &swf->x2, &swf->y2);
2214 void swf_output_destroy(swf_output_t*output)
2216 swf_output_internal_t*i = (swf_output_internal_t*)output->internal;
2217 delete i->outputDev; i->outputDev=0;
2218 free(output->internal);output->internal=0;
2222 void pdf_page_render2(pdf_page_t*page, swf_output_t*swf)
2224 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2225 swf_output_internal_t*si = (swf_output_internal_t*)swf->internal;
2228 swfoutput_setparameter("protect", "1");
2230 si->outputDev->setXRef(pi->doc, pi->doc->getXRef());
2232 pi->doc->displayPage((OutputDev*)si->outputDev, page->nr, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
2234 pi->doc->displayPage((OutputDev*)si->outputDev, page->nr, zoom, zoom, /*rotate*/0, true, /*doLinks*/(int)1);
2236 si->outputDev->getDimensions(&swf->x1, &swf->y1, &swf->x2, &swf->y2);
2239 void pdf_page_rendersection(pdf_page_t*page, swf_output_t*output, int x, int y, int x1, int y1, int x2, int y2)
2241 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2242 swf_output_internal_t*si = (swf_output_internal_t*)output->internal;
2244 si->outputDev->setMove(x,y);
2245 if((x1|y1|x2|y2)==0) x2++;
2246 si->outputDev->setClip(x1,y1,x2,y2);
2248 pdf_page_render2(page, output);
2250 void pdf_page_render(pdf_page_t*page, swf_output_t*output)
2252 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2253 swf_output_internal_t*si = (swf_output_internal_t*)output->internal;
2255 si->outputDev->setMove(0,0);
2256 si->outputDev->setClip(0,0,0,0);
2258 pdf_page_render2(page, output);
2262 pdf_page_info_t* pdf_page_getinfo(pdf_page_t*page)
2264 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2265 pdf_page_internal_t*i= (pdf_page_internal_t*)page->internal;
2266 pdf_page_info_t*info = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t));
2267 memset(info, 0, sizeof(pdf_page_info_t));
2269 InfoOutputDev*output = new InfoOutputDev;
2272 pi->doc->displayPage((OutputDev*)output, page->nr, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
2274 pi->doc->displayPage((OutputDev*)output, page->nr, zoom, zoom, /*rotate*/0, true, /*doLinks*/(int)1);
2277 info->xMin = output->x1;
2278 info->yMin = output->y1;
2279 info->xMax = output->x2;
2280 info->yMax = output->y2;
2281 info->number_of_images = output->num_images;
2282 info->number_of_links = output->num_links;
2283 info->number_of_fonts = output->num_fonts;
2290 void pdf_page_info_destroy(pdf_page_info_t*info)