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)
849 Gushort *CIDToGIDMap = 0;
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);
868 /* find out char name from unicode index
869 TODO: should be precomputed
871 for(t=0;t<sizeof(nameToUnicodeTab)/sizeof(nameToUnicodeTab[0]);t++) {
872 if(nameToUnicodeTab[t].u == u) {
873 name = nameToUnicodeTab[t].name;
880 if(font->isCIDFont()) {
881 GfxCIDFont*cfont = (GfxCIDFont*)font;
883 if(font->getType() == fontCIDType2) {
884 CIDToGIDMap = cfont->getCIDToGID();
888 font8 = (Gfx8BitFont*)font;
889 char**enc=font8->getEncoding();
895 msg("<debug> drawChar(%f, %f, c='%c' (%d), GID=%d, u=%d <%d>) CID=%d name=\"%s\"\n", x, y, (c&127)>=32?c:'?', c, CIDToGIDMap[c], u, uLen, font->isCIDFont(), FIXNULL(name));
896 swfoutput_drawchar(&output, x1, y1, name, CIDToGIDMap[c], u);
898 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));
899 swfoutput_drawchar(&output, x1, y1, name, c, u);
903 void SWFOutputDev::endString(GfxState *state) {
907 GBool SWFOutputDev::beginType3Char(GfxState *state,
908 CharCode code, Unicode *u, int uLen)
910 msg("<debug> beginType3Char %d, %08x, %d", code, *u, uLen);
912 /* the character itself is going to be passed using
914 return gFalse; /* gTrue= is_in_cache? */
917 void SWFOutputDev::endType3Char(GfxState *state)
920 msg("<debug> endType3Char");
923 void SWFOutputDev::startPage(int pageNum, GfxState *state, double crop_x1, double crop_y1, double crop_x2, double crop_y2)
925 this->currentpage = pageNum;
927 int rot = doc->getPageRotate(1);
929 msg("<verbose> startPage %d (%f,%f,%f,%f)\n", pageNum, crop_x1, crop_y1, crop_x2, crop_y2);
931 msg("<verbose> page is rotated %d degrees\n", rot);
933 /* state->transform(state->getX1(),state->getY1(),&x1,&y1);
934 state->transform(state->getX2(),state->getY2(),&x2,&y2);
935 Use CropBox, not MediaBox, as page size
942 state->transform(crop_x1,crop_y1,&x1,&y1);
943 state->transform(crop_x2,crop_y2,&x2,&y2);
945 if(x2<x1) {double x3=x1;x1=x2;x2=x3;}
946 if(y2<y1) {double y3=y1;y1=y2;y2=y3;}
948 /* apply user clip box */
949 if(user_clipx1|user_clipy1|user_clipx2|user_clipy2) {
950 if(user_clipx1 > x1) x1 = user_clipx1;
951 if(user_clipx2 < x2) x2 = user_clipx2;
952 if(user_clipy1 > y1) y1 = user_clipy1;
953 if(user_clipy2 < y2) y2 = user_clipy2;
957 msg("<verbose> Bounding box is (%f,%f)-(%f,%f)", x1,y1,x2,y2);
958 swfoutput_init(&output);
962 swfoutput_newpage(&output, pageNum, user_movex, user_movey, (int)x1, (int)y1, (int)x2, (int)y2);
965 void SWFOutputDev::drawLink(Link *link, Catalog *catalog)
967 msg("<debug> drawlink\n");
968 double x1, y1, x2, y2, w;
974 link->getBorder(&x1, &y1, &x2, &y2, &w);
976 link->getRect(&x1, &y1, &x2, &y2);
981 cvtUserToDev(x1, y1, &x, &y);
982 points[0].x = points[4].x = (int)x;
983 points[0].y = points[4].y = (int)y;
984 cvtUserToDev(x2, y1, &x, &y);
985 points[1].x = (int)x;
986 points[1].y = (int)y;
987 cvtUserToDev(x2, y2, &x, &y);
988 points[2].x = (int)x;
989 points[2].y = (int)y;
990 cvtUserToDev(x1, y2, &x, &y);
991 points[3].x = (int)x;
992 points[3].y = (int)y;
994 LinkAction*action=link->getAction();
1001 switch(action->getKind())
1005 LinkGoTo *ha=(LinkGoTo *)link->getAction();
1006 LinkDest *dest=NULL;
1007 if (ha->getDest()==NULL)
1008 dest=catalog->findDest(ha->getNamedDest());
1009 else dest=ha->getDest();
1011 if (dest->isPageRef()){
1012 Ref pageref=dest->getPageRef();
1013 page=catalog->findPage(pageref.num,pageref.gen);
1015 else page=dest->getPageNum();
1016 sprintf(buf, "%d", page);
1023 LinkGoToR*l = (LinkGoToR*)action;
1024 GString*g = l->getNamedDest();
1026 s = strdup(g->getCString());
1031 LinkNamed*l = (LinkNamed*)action;
1032 GString*name = l->getName();
1034 s = strdup(name->lowerCase()->getCString());
1035 named = name->getCString();
1038 if(strstr(s, "next") || strstr(s, "forward"))
1040 page = currentpage + 1;
1042 else if(strstr(s, "prev") || strstr(s, "back"))
1044 page = currentpage - 1;
1046 else if(strstr(s, "last") || strstr(s, "end"))
1048 page = pagepos>0?pages[pagepos-1]:0;
1050 else if(strstr(s, "first") || strstr(s, "top"))
1058 case actionLaunch: {
1060 LinkLaunch*l = (LinkLaunch*)action;
1061 GString * str = new GString(l->getFileName());
1062 str->append(l->getParams());
1063 s = strdup(str->getCString());
1069 LinkURI*l = (LinkURI*)action;
1070 GString*g = l->getURI();
1072 url = g->getCString();
1077 case actionUnknown: {
1079 LinkUnknown*l = (LinkUnknown*)action;
1084 msg("<error> Unknown link type!\n");
1088 if(!s) s = strdup("-?-");
1090 if(!linkinfo && (page || url))
1092 msg("<notice> File contains links");
1098 for(t=0;t<pagepos;t++)
1102 swfoutput_linktopage(&output, t, points);
1106 swfoutput_linktourl(&output, url, points);
1110 swfoutput_namedlink(&output, named, points);
1112 msg("<verbose> \"%s\" link to \"%s\" (%d)\n", type, FIXNULL(s), page);
1116 void SWFOutputDev::saveState(GfxState *state) {
1117 msg("<debug> saveState\n");
1122 msg("<error> Too many nested states in pdf.");
1123 clipping[clippos] = 0;
1126 void SWFOutputDev::restoreState(GfxState *state) {
1127 msg("<debug> restoreState\n");
1129 while(clipping[clippos]) {
1130 swfoutput_endclip(&output);
1131 clipping[clippos]--;
1136 char* SWFOutputDev::searchFont(char*name)
1140 int is_standard_font = 0;
1142 msg("<verbose> SearchFont(%s)", name);
1144 /* see if it is a pdf standard font */
1145 for(i=0;i<sizeof(pdf2t1map)/sizeof(mapping);i++)
1147 if(!strcmp(name, pdf2t1map[i].pdffont))
1149 name = pdf2t1map[i].filename;
1150 is_standard_font = 1;
1154 /* look in all font files */
1155 for(i=0;i<fontnum;i++)
1157 if(strstr(fonts[i].filename, name))
1159 if(!fonts[i].used) {
1162 if(!is_standard_font)
1163 msg("<notice> Using %s for %s", fonts[i].filename, name);
1165 return strdup(fonts[i].filename);
1171 void SWFOutputDev::updateLineWidth(GfxState *state)
1173 double width = state->getTransformedLineWidth();
1174 swfoutput_setlinewidth(&output, width);
1177 void SWFOutputDev::updateLineCap(GfxState *state)
1179 int c = state->getLineCap();
1182 void SWFOutputDev::updateLineJoin(GfxState *state)
1184 int j = state->getLineJoin();
1187 void SWFOutputDev::updateFillColor(GfxState *state)
1190 double opaq = state->getFillOpacity();
1191 state->getFillRGB(&rgb);
1193 swfoutput_setfillcolor(&output, (char)(rgb.r*255), (char)(rgb.g*255),
1194 (char)(rgb.b*255), (char)(opaq*255));
1197 void SWFOutputDev::updateStrokeColor(GfxState *state)
1200 double opaq = state->getStrokeOpacity();
1201 state->getStrokeRGB(&rgb);
1203 swfoutput_setstrokecolor(&output, (char)(rgb.r*255), (char)(rgb.g*255),
1204 (char)(rgb.b*255), (char)(opaq*255));
1207 void FoFiWrite(void *stream, char *data, int len)
1209 fwrite(data, len, 1, (FILE*)stream);
1212 char*SWFOutputDev::writeEmbeddedFontToFile(XRef*ref, GfxFont*font)
1214 char*tmpFileName = NULL;
1220 Object refObj, strObj;
1222 tmpFileName = mktmpname(namebuf);
1225 ret = font->getEmbeddedFontID(&embRef);
1227 msg("<verbose> Didn't get embedded font id");
1228 /* not embedded- the caller should now search the font
1229 directories for this font */
1233 f = fopen(tmpFileName, "wb");
1235 msg("<error> Couldn't create temporary Type 1 font file");
1239 /*if(font->isCIDFont()) {
1240 GfxCIDFont* cidFont = (GfxCIDFont *)font;
1241 GString c = cidFont->getCollection();
1242 msg("<notice> Collection: %s", c.getCString());
1245 if (font->getType() == fontType1C ||
1246 font->getType() == fontCIDType0C) {
1247 if (!(fontBuf = font->readEmbFontFile(xref, &fontLen))) {
1249 msg("<error> Couldn't read embedded font file");
1253 Type1CFontFile *cvt = new Type1CFontFile(fontBuf, fontLen);
1254 cvt->convertToType1(f);
1256 FoFiType1C *cvt = FoFiType1C::make(fontBuf, fontLen);
1257 cvt->convertToType1(NULL, gTrue, FoFiWrite, f);
1259 //cvt->convertToCIDType0("test", f);
1260 //cvt->convertToType0("test", f);
1263 } else if(font->getType() == fontTrueType) {
1264 msg("<verbose> writing font using TrueTypeFontFile::writeTTF");
1265 if (!(fontBuf = font->readEmbFontFile(xref, &fontLen))) {
1267 msg("<error> Couldn't read embedded font file");
1271 TrueTypeFontFile *cvt = new TrueTypeFontFile(fontBuf, fontLen);
1274 FoFiTrueType *cvt = FoFiTrueType::make(fontBuf, fontLen);
1275 cvt->writeTTF(FoFiWrite, f);
1280 font->getEmbeddedFontID(&embRef);
1281 refObj.initRef(embRef.num, embRef.gen);
1282 refObj.fetch(ref, &strObj);
1284 strObj.streamReset();
1289 f4[t] = strObj.streamGetChar();
1290 f4c[t] = (char)f4[t];
1295 if(!strncmp(f4c, "true", 4)) {
1296 /* some weird TTF fonts don't start with 0,1,0,0 but with "true".
1297 Change this on the fly */
1298 f4[0] = f4[2] = f4[3] = 0;
1306 while ((c = strObj.streamGetChar()) != EOF) {
1310 strObj.streamClose();
1315 return strdup(tmpFileName);
1318 char* searchForSuitableFont(GfxFont*gfxFont)
1320 char*name = getFontName(gfxFont);
1324 if(!config_use_fontconfig)
1327 #ifdef HAVE_FONTCONFIG
1328 FcPattern *pattern, *match;
1332 static int fcinitcalled = false;
1334 msg("<debug> searchForSuitableFont(%s)", name);
1336 // call init ony once
1337 if (!fcinitcalled) {
1338 msg("<debug> Initializing FontConfig...");
1339 fcinitcalled = true;
1341 msg("<debug> FontConfig Initialization failed. Disabling.");
1342 config_use_fontconfig = 0;
1345 msg("<debug> ...initialized FontConfig");
1348 msg("<debug> FontConfig: Create \"%s\" Family Pattern", name);
1349 pattern = FcPatternBuild(NULL, FC_FAMILY, FcTypeString, name, NULL);
1350 if (gfxFont->isItalic()) // check for italic
1351 msg("<debug> FontConfig: Adding Italic Slant");
1352 FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
1353 if (gfxFont->isBold()) // check for bold
1354 msg("<debug> FontConfig: Adding Bold Weight");
1355 FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
1357 msg("<debug> FontConfig: Try to match...");
1358 // configure and match using the original font name
1359 FcConfigSubstitute(0, pattern, FcMatchPattern);
1360 FcDefaultSubstitute(pattern);
1361 match = FcFontMatch(0, pattern, &result);
1363 if (FcPatternGetString(match, "family", 0, &v) == FcResultMatch) {
1364 msg("<debug> FontConfig: family=%s", (char*)v);
1365 // if we get an exact match
1366 if (strcmp((char *)v, name) == 0) {
1367 if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
1368 filename = strdup((char*)v);
1369 char *nfn = strrchr(filename, '/');
1370 if(nfn) fontname = strdup(nfn+1);
1371 else fontname = filename;
1373 msg("<debug> FontConfig: Returning \"%s\"", fontname);
1375 // initialize patterns
1376 FcPatternDestroy(pattern);
1377 FcPatternDestroy(match);
1379 // now match against serif etc.
1380 if (gfxFont->isSerif()) {
1381 msg("<debug> FontConfig: Create Serif Family Pattern");
1382 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "serif", NULL);
1383 } else if (gfxFont->isFixedWidth()) {
1384 msg("<debug> FontConfig: Create Monospace Family Pattern");
1385 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "monospace", NULL);
1387 msg("<debug> FontConfig: Create Sans Family Pattern");
1388 pattern = FcPatternBuild (NULL, FC_FAMILY, FcTypeString, "sans", NULL);
1392 if (gfxFont->isItalic()) {
1393 msg("<debug> FontConfig: Adding Italic Slant");
1394 int bb = FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
1397 if (gfxFont->isBold()) {
1398 msg("<debug> FontConfig: Adding Bold Weight");
1399 int bb = FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
1402 msg("<debug> FontConfig: Try to match... (2)");
1403 // configure and match using serif etc
1404 FcConfigSubstitute (0, pattern, FcMatchPattern);
1405 FcDefaultSubstitute (pattern);
1406 match = FcFontMatch (0, pattern, &result);
1408 if (FcPatternGetString(match, "file", 0, &v) == FcResultMatch) {
1409 filename = strdup((char*)v);
1410 char *nfn = strrchr(filename, '/');
1411 if(nfn) fontname = strdup(nfn+1);
1412 else fontname = filename;
1414 msg("<debug> FontConfig: Returning \"%s\"", fontname);
1418 //printf("FONTCONFIG: pattern");
1419 //FcPatternPrint(pattern);
1420 //printf("FONTCONFIG: match");
1421 //FcPatternPrint(match);
1423 FcPatternDestroy(pattern);
1424 FcPatternDestroy(match);
1426 pdfswf_addfont(filename);
1433 char* SWFOutputDev::substituteFont(GfxFont*gfxFont, char* oldname)
1435 char*fontname = 0, *filename = 0;
1436 msg("<notice> subsituteFont(%s)", oldname);
1438 if(!(fontname = searchForSuitableFont(gfxFont))) {
1439 fontname = "Times-Roman";
1441 filename = searchFont(fontname);
1443 if(substitutepos>=sizeof(substitutesource)/sizeof(char*)) {
1444 msg("<fatal> Too many fonts in file.");
1448 substitutesource[substitutepos] = oldname;
1449 substitutetarget[substitutepos] = fontname;
1450 msg("<notice> substituting %s -> %s", FIXNULL(oldname), FIXNULL(fontname));
1453 return strdup(filename);
1456 void unlinkfont(char* filename)
1463 if(!strncmp(&filename[l-4],".afm",4)) {
1464 memcpy(&filename[l-4],".pfb",4);
1466 memcpy(&filename[l-4],".pfa",4);
1468 memcpy(&filename[l-4],".afm",4);
1471 if(!strncmp(&filename[l-4],".pfa",4)) {
1472 memcpy(&filename[l-4],".afm",4);
1474 memcpy(&filename[l-4],".pfa",4);
1477 if(!strncmp(&filename[l-4],".pfb",4)) {
1478 memcpy(&filename[l-4],".afm",4);
1480 memcpy(&filename[l-4],".pfb",4);
1485 void SWFOutputDev::setXRef(PDFDoc*doc, XRef *xref)
1492 void SWFOutputDev::updateFont(GfxState *state)
1494 GfxFont*gfxFont = state->getFont();
1499 char * fontid = getFontID(gfxFont);
1502 /* first, look if we substituted this font before-
1503 this way, we don't initialize the T1 Fonts
1505 for(t=0;t<substitutepos;t++) {
1506 if(!strcmp(fontid, substitutesource[t])) {
1507 fontid = substitutetarget[t];
1512 /* second, see if swfoutput already has this font
1513 cached- if so, we are done */
1514 if(swfoutput_queryfont(&output, fontid))
1516 swfoutput_setfont(&output, fontid, 0);
1518 msg("<debug> updateFont(%s) [cached]", fontid);
1522 // look for Type 3 font
1523 if (gfxFont->getType() == fontType3) {
1525 type3Warning = gTrue;
1526 showFontError(gfxFont, 2);
1531 /* now either load the font, or find a substitution */
1534 GBool embedded = gfxFont->getEmbeddedFontID(&embRef);
1539 (gfxFont->getType() == fontType1 ||
1540 gfxFont->getType() == fontType1C ||
1541 //gfxFont->getType() == fontCIDType0C ||
1542 gfxFont->getType() == fontTrueType ||
1543 gfxFont->getType() == fontCIDType2
1546 fileName = writeEmbeddedFontToFile(xref, gfxFont);
1547 if(!fileName) showFontError(gfxFont,0);
1550 char * fontname = getFontName(gfxFont);
1551 fileName = searchFont(fontname);
1552 if(!fileName) showFontError(gfxFont,0);
1555 char * fontname = getFontName(gfxFont);
1556 msg("<warning> Font %s %scould not be loaded.", fontname, embedded?"":"(not embedded) ");
1557 msg("<warning> Try putting a TTF version of that font (named \"%s.ttf\") into /swftools/fonts", fontname);
1558 fileName = substituteFont(gfxFont, fontid);
1559 if(fontid) { fontid = substitutetarget[substitutepos-1]; /*ugly hack*/};
1560 msg("<notice> Font is now %s (%s)", fontid, fileName);
1564 msg("<error> Couldn't set font %s\n", fontid);
1568 msg("<verbose> updateFont(%s) -> %s", fontid, fileName);
1569 dumpFontInfo("<verbose>", gfxFont);
1571 swfoutput_setfont(&output, fontid, fileName);
1574 unlinkfont(fileName);
1579 #define SQR(x) ((x)*(x))
1581 unsigned char* antialize(unsigned char*data, int width, int height, int newwidth, int newheight, int palettesize)
1583 if((newwidth<2 || newheight<2) ||
1584 (width<=newwidth || height<=newheight))
1586 unsigned char*newdata;
1588 newdata= (unsigned char*)malloc(newwidth*newheight);
1590 double fx = (double)(width)/newwidth;
1591 double fy = (double)(height)/newheight;
1593 int blocksize = (int)(8192/(fx*fy));
1594 int r = 8192*256/palettesize;
1595 for(x=0;x<newwidth;x++) {
1596 double ex = px + fx;
1597 int fromx = (int)px;
1599 int xweight1 = (int)(((fromx+1)-px)*256);
1600 int xweight2 = (int)((ex-tox)*256);
1602 for(y=0;y<newheight;y++) {
1603 double ey = py + fy;
1604 int fromy = (int)py;
1606 int yweight1 = (int)(((fromy+1)-py)*256);
1607 int yweight2 = (int)((ey-toy)*256);
1610 for(xx=fromx;xx<=tox;xx++)
1611 for(yy=fromy;yy<=toy;yy++) {
1612 int b = 1-data[width*yy+xx];
1614 if(xx==fromx) weight = (weight*xweight1)/256;
1615 if(xx==tox) weight = (weight*xweight2)/256;
1616 if(yy==fromy) weight = (weight*yweight1)/256;
1617 if(yy==toy) weight = (weight*yweight2)/256;
1620 //if(a) a=(palettesize-1)*r/blocksize;
1621 newdata[y*newwidth+x] = (a*blocksize)/r;
1629 void SWFOutputDev::drawGeneralImage(GfxState *state, Object *ref, Stream *str,
1630 int width, int height, GfxImageColorMap*colorMap, GBool invert,
1631 GBool inlineImg, int mask)
1636 double x1,y1,x2,y2,x3,y3,x4,y4;
1637 ImageStream *imgStr;
1644 ncomps = colorMap->getNumPixelComps();
1645 bits = colorMap->getBits();
1647 imgStr = new ImageStream(str, width, ncomps,bits);
1650 if(!width || !height || (height<=1 && width<=1))
1652 msg("<verbose> Ignoring %d by %d image", width, height);
1653 unsigned char buf[8];
1655 for (y = 0; y < height; ++y)
1656 for (x = 0; x < width; ++x) {
1657 imgStr->getPixel(buf);
1663 state->transform(0, 1, &x1, &y1);
1664 state->transform(0, 0, &x2, &y2);
1665 state->transform(1, 0, &x3, &y3);
1666 state->transform(1, 1, &x4, &y4);
1668 if(!pbminfo && !(str->getKind()==strDCT)) {
1670 msg("<notice> file contains pbm pictures %s",mask?"(masked)":"");
1674 msg("<verbose> drawing %d by %d masked picture\n", width, height);
1676 if(!jpeginfo && (str->getKind()==strDCT)) {
1677 msg("<notice> file contains jpeg pictures");
1683 unsigned char buf[8];
1687 unsigned char*pic = new unsigned char[width*height];
1690 state->getFillRGB(&rgb);
1691 memset(pal,255,sizeof(pal));
1692 pal[0].r = (int)(rgb.r*255); pal[0].g = (int)(rgb.g*255);
1693 pal[0].b = (int)(rgb.b*255); pal[0].a = 255;
1694 pal[1].r = 0; pal[1].g = 0; pal[1].b = 0; pal[1].a = 0;
1696 xid += pal[1].r*3 + pal[1].g*11 + pal[1].b*17;
1697 yid += pal[1].r*7 + pal[1].g*5 + pal[1].b*23;
1698 int realwidth = (int)sqrt(SQR(x2-x3) + SQR(y2-y3));
1699 int realheight = (int)sqrt(SQR(x1-x2) + SQR(y1-y2));
1700 for (y = 0; y < height; ++y)
1701 for (x = 0; x < width; ++x)
1703 imgStr->getPixel(buf);
1706 pic[width*y+x] = buf[0];
1711 /* the size of the drawn image is added to the identifier
1712 as the same image may require different bitmaps if displayed
1713 at different sizes (due to antialiasing): */
1719 for(t=0;t<picpos;t++)
1721 if(pic_xids[t] == xid &&
1722 pic_yids[t] == yid) {
1723 /* if the image was antialiased, the size has changed: */
1724 width = pic_width[t];
1725 height = pic_height[t];
1732 unsigned char*pic2 = 0;
1734 pic2 = antialize(pic,width,height,realwidth,realheight, numpalette);
1738 height = realheight;
1741 /* make a black/white palette */
1748 float r = 255/(numpalette-1);
1749 for(t=0;t<numpalette;t++) {
1750 /*pal[t].r = (U8)(t*r*rgb.r+(numpalette-1-t)*r*rgb2.r);
1751 pal[t].g = (U8)(t*r*rgb.g+(numpalette-1-t)*r*rgb2.g);
1752 pal[t].b = (U8)(t*r*rgb.b+(numpalette-1-t)*r*rgb2.b);
1754 pal[t].r = (U8)(255*rgb.r);
1755 pal[t].g = (U8)(255*rgb.g);
1756 pal[t].b = (U8)(255*rgb.b);
1757 pal[t].a = (U8)(t*r);
1761 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height,
1762 x1,y1,x2,y2,x3,y3,x4,y4, numpalette);
1763 pic_xids[picpos] = xid;
1764 pic_yids[picpos] = yid;
1765 pic_width[picpos] = width;
1766 pic_height[picpos] = height;
1770 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1771 x1,y1,x2,y2,x3,y3,x4,y4);
1780 if(colorMap->getNumPixelComps()!=1 || str->getKind()==strDCT)
1782 RGBA*pic=new RGBA[width*height];
1785 for (y = 0; y < height; ++y) {
1786 for (x = 0; x < width; ++x) {
1788 imgStr->getPixel(pixBuf);
1789 colorMap->getRGB(pixBuf, &rgb);
1790 pic[width*y+x].r = r = (U8)(rgb.r * 255 + 0.5);
1791 pic[width*y+x].g = g = (U8)(rgb.g * 255 + 0.5);
1792 pic[width*y+x].b = b = (U8)(rgb.b * 255 + 0.5);
1793 pic[width*y+x].a = a = 255;//(U8)(rgb.a * 255 + 0.5);
1794 xid += x*r+x*b*3+x*g*7+x*a*11;
1795 yid += y*r*3+y*b*17+y*g*19+y*a*11;
1799 for(t=0;t<picpos;t++)
1801 if(pic_xids[t] == xid &&
1802 pic_yids[t] == yid) {
1807 if(str->getKind()==strDCT)
1808 pic_ids[picpos] = swfoutput_drawimagejpeg(&output, pic, width, height,
1809 x1,y1,x2,y2,x3,y3,x4,y4);
1811 pic_ids[picpos] = swfoutput_drawimagelossless(&output, pic, width, height,
1812 x1,y1,x2,y2,x3,y3,x4,y4);
1813 pic_xids[picpos] = xid;
1814 pic_yids[picpos] = yid;
1815 pic_width[picpos] = width;
1816 pic_height[picpos] = height;
1820 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1821 x1,y1,x2,y2,x3,y3,x4,y4);
1829 U8*pic = new U8[width*height];
1837 colorMap->getRGB(pixBuf, &rgb);
1838 pal[t].r = r = (U8)(rgb.r * 255 + 0.5);
1839 pal[t].g = g = (U8)(rgb.g * 255 + 0.5);
1840 pal[t].b = b = (U8)(rgb.b * 255 + 0.5);
1841 pal[t].a = a = 255;//(U8)(rgb.b * 255 + 0.5);
1842 xid += t*r+t*b*3+t*g*7+t*a*11;
1843 xid += (~t)*r+t*b*3+t*g*7+t*a*11;
1845 for (y = 0; y < height; ++y) {
1846 for (x = 0; x < width; ++x) {
1847 imgStr->getPixel(pixBuf);
1848 pic[width*y+x] = pixBuf[0];
1849 xid += x*pixBuf[0]*7;
1850 yid += y*pixBuf[0]*3;
1854 for(t=0;t<picpos;t++)
1856 if(pic_xids[t] == xid &&
1857 pic_yids[t] == yid) {
1862 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height,
1863 x1,y1,x2,y2,x3,y3,x4,y4,256);
1864 pic_xids[picpos] = xid;
1865 pic_yids[picpos] = yid;
1866 pic_width[picpos] = width;
1867 pic_height[picpos] = height;
1871 swfoutput_drawimageagain(&output, pic_ids[found], width, height,
1872 x1,y1,x2,y2,x3,y3,x4,y4);
1880 void SWFOutputDev::drawImageMask(GfxState *state, Object *ref, Stream *str,
1881 int width, int height, GBool invert,
1884 msg("<verbose> drawImageMask %dx%d, invert=%d inline=%d", width, height, invert, inlineImg);
1885 drawGeneralImage(state,ref,str,width,height,0,invert,inlineImg,1);
1888 void SWFOutputDev::drawImage(GfxState *state, Object *ref, Stream *str,
1889 int width, int height, GfxImageColorMap *colorMap,
1890 int *maskColors, GBool inlineImg)
1892 msg("<verbose> drawImage %dx%d, %s %s, inline=%d", width, height,
1893 colorMap?"colorMap":"no colorMap",
1894 maskColors?"maskColors":"no maskColors",
1897 msg("<verbose> colorMap pixcomps:%d bits:%d mode:%d\n", colorMap->getNumPixelComps(),
1898 colorMap->getBits(),colorMap->getColorSpace()->getMode());
1899 drawGeneralImage(state,ref,str,width,height,colorMap,0,inlineImg,0);
1902 SWFOutputDev*output = 0;
1904 static void printInfoString(Dict *infoDict, char *key, char *fmt) {
1909 if (infoDict->lookup(key, &obj)->isString()) {
1910 s1 = obj.getString();
1911 if ((s1->getChar(0) & 0xff) == 0xfe &&
1912 (s1->getChar(1) & 0xff) == 0xff) {
1914 for (i = 2; i < obj.getString()->getLength(); i += 2) {
1915 if (s1->getChar(i) == '\0') {
1916 s2->append(s1->getChar(i+1));
1919 s2 = new GString("<unicode>");
1923 printf(fmt, s2->getCString());
1926 printf(fmt, s1->getCString());
1932 static void printInfoDate(Dict *infoDict, char *key, char *fmt) {
1936 if (infoDict->lookup(key, &obj)->isString()) {
1937 s = obj.getString()->getCString();
1938 if (s[0] == 'D' && s[1] == ':') {
1946 void pdfswf_setparameter(char*name, char*value)
1948 msg("<verbose> setting parameter %s to \"%s\"", name, value);
1949 if(!strcmp(name, "caplinewidth")) {
1950 caplinewidth = atof(value);
1951 } else if(!strcmp(name, "zoom")) {
1953 } else if(!strcmp(name, "fontdir")) {
1954 pdfswf_addfontdir(value);
1955 } else if(!strcmp(name, "languagedir")) {
1956 pdfswf_addlanguagedir(value);
1957 } else if(!strcmp(name, "fontconfig")) {
1958 config_use_fontconfig = atoi(value);
1960 swfoutput_setparameter(name, value);
1963 void pdfswf_addfont(char*filename)
1966 memset(&f, 0, sizeof(fontfile_t));
1967 f.filename = filename;
1968 if(fontnum < sizeof(fonts)/sizeof(fonts[0])) {
1969 fonts[fontnum++] = f;
1971 msg("<error> Too many external fonts. Not adding font file \"%s\".", filename);
1975 static char* dirseparator()
1984 void pdfswf_addlanguagedir(char*dir)
1987 globalParams = new GlobalParams("");
1989 msg("<notice> Adding %s to language pack directories", dir);
1993 char* config_file = (char*)malloc(strlen(dir) + 1 + sizeof("add-to-xpdfrc"));
1994 strcpy(config_file, dir);
1995 strcat(config_file, dirseparator());
1996 strcat(config_file, "add-to-xpdfrc");
1998 fi = fopen(config_file, "rb");
2000 msg("<error> Could not open %s", config_file);
2003 globalParams->parseFile(new GString(config_file), fi);
2007 void pdfswf_addfontdir(char*dirname)
2009 #ifdef HAVE_DIRENT_H
2010 msg("<notice> Adding %s to font directories", dirname);
2011 DIR*dir = opendir(dirname);
2013 msg("<warning> Couldn't open directory %s\n", dirname);
2018 ent = readdir (dir);
2022 char*name = ent->d_name;
2028 if(!strncasecmp(&name[l-4], ".pfa", 4))
2030 if(!strncasecmp(&name[l-4], ".pfb", 4))
2032 if(!strncasecmp(&name[l-4], ".ttf", 4))
2036 char*fontname = (char*)malloc(strlen(dirname)+strlen(name)+2);
2037 strcpy(fontname, dirname);
2038 strcat(fontname, dirseparator());
2039 strcat(fontname, name);
2040 msg("<verbose> Adding %s to fonts", fontname);
2041 pdfswf_addfont(fontname);
2046 msg("<warning> No dirent.h- unable to add font dir %s", dir);
2051 typedef struct _pdf_doc_internal
2055 } pdf_doc_internal_t;
2056 typedef struct _pdf_page_internal
2058 } pdf_page_internal_t;
2059 typedef struct _swf_output_internal
2061 SWFOutputDev*outputDev;
2062 } swf_output_internal_t;
2064 pdf_doc_t* pdf_init(char*filename, char*userPassword)
2066 pdf_doc_t*pdf_doc = (pdf_doc_t*)malloc(sizeof(pdf_doc_t));
2067 memset(pdf_doc, 0, sizeof(pdf_doc_t));
2068 pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
2069 memset(i, 0, sizeof(pdf_doc_internal_t));
2070 pdf_doc->internal = i;
2072 GString *fileName = new GString(filename);
2078 globalParams = new GlobalParams("");
2081 if (userPassword && userPassword[0]) {
2082 userPW = new GString(userPassword);
2086 i->doc = new PDFDoc(fileName, userPW);
2090 if (!i->doc->isOk()) {
2095 i->doc->getDocInfo(&info);
2096 if (info.isDict() &&
2097 (getScreenLogLevel()>=LOGLEVEL_NOTICE)) {
2098 printInfoString(info.getDict(), "Title", "Title: %s\n");
2099 printInfoString(info.getDict(), "Subject", "Subject: %s\n");
2100 printInfoString(info.getDict(), "Keywords", "Keywords: %s\n");
2101 printInfoString(info.getDict(), "Author", "Author: %s\n");
2102 printInfoString(info.getDict(), "Creator", "Creator: %s\n");
2103 printInfoString(info.getDict(), "Producer", "Producer: %s\n");
2104 printInfoDate(info.getDict(), "CreationDate", "CreationDate: %s\n");
2105 printInfoDate(info.getDict(), "ModDate", "ModDate: %s\n");
2106 printf("Pages: %d\n", i->doc->getNumPages());
2107 printf("Linearized: %s\n", i->doc->isLinearized() ? "yes" : "no");
2108 printf("Encrypted: ");
2109 if (i->doc->isEncrypted()) {
2110 printf("yes (print:%s copy:%s change:%s addNotes:%s)\n",
2111 i->doc->okToPrint() ? "yes" : "no",
2112 i->doc->okToCopy() ? "yes" : "no",
2113 i->doc->okToChange() ? "yes" : "no",
2114 i->doc->okToAddNotes() ? "yes" : "no");
2121 pdf_doc->num_pages = i->doc->getNumPages();
2123 if (i->doc->isEncrypted()) {
2124 if(!i->doc->okToCopy()) {
2125 printf("PDF disallows copying.\n");
2128 if(!i->doc->okToChange() || !i->doc->okToAddNotes())
2135 void pdfswf_preparepage(int page)
2139 pages = (int*)malloc(1024*sizeof(int));
2142 if(pagepos == pagebuflen)
2145 pages = (int*)realloc(pages, pagebuflen);
2148 pages[pagepos++] = page;
2155 delete globalParams;globalParams=0;
2156 Object::memCheck(stderr);
2161 void pdf_destroy(pdf_doc_t*pdf_doc)
2163 pdf_doc_internal_t*i= (pdf_doc_internal_t*)pdf_doc->internal;
2165 msg("<debug> pdfswf.cc: pdfswf_close()");
2166 delete i->doc; i->doc=0;
2168 free(pages); pages = 0; //FIXME
2170 free(pdf_doc->internal);pdf_doc->internal=0;
2171 free(pdf_doc);pdf_doc=0;
2174 pdf_page_t* pdf_getpage(pdf_doc_t*pdf_doc, int page)
2176 pdf_doc_internal_t*di= (pdf_doc_internal_t*)pdf_doc->internal;
2178 if(page < 1 || page > pdf_doc->num_pages)
2181 pdf_page_t* pdf_page = (pdf_page_t*)malloc(sizeof(pdf_page_t));
2182 pdf_page_internal_t*pi= (pdf_page_internal_t*)malloc(sizeof(pdf_page_internal_t));
2183 memset(pi, 0, sizeof(pdf_page_internal_t));
2184 pdf_page->internal = pi;
2186 pdf_page->parent = pdf_doc;
2187 pdf_page->nr = page;
2191 void pdf_page_destroy(pdf_page_t*pdf_page)
2193 pdf_page_internal_t*i= (pdf_page_internal_t*)pdf_page->internal;
2194 free(pdf_page->internal);pdf_page->internal = 0;
2195 free(pdf_page);pdf_page=0;
2198 swf_output_t* swf_output_init()
2200 swf_output_t*swf_output = (swf_output_t*)malloc(sizeof(swf_output_t));
2201 memset(swf_output, 0, sizeof(swf_output_t));
2202 swf_output_internal_t*i= (swf_output_internal_t*)malloc(sizeof(swf_output_internal_t));
2203 memset(i, 0, sizeof(swf_output_internal_t));
2204 swf_output->internal = i;
2206 i->outputDev = new SWFOutputDev();
2210 void swf_output_setparameter(swf_output_t*swf_output, char*name, char*value)
2213 pdfswf_setparameter(name, value);
2216 int swf_output_save(swf_output_t*swf, char*filename)
2218 swf_output_internal_t*i= (swf_output_internal_t*)swf->internal;
2219 int ret = i->outputDev->save(filename);
2220 i->outputDev->getDimensions(&swf->x1, &swf->y1, &swf->x2, &swf->y2);
2224 void swf_output_destroy(swf_output_t*output)
2226 swf_output_internal_t*i = (swf_output_internal_t*)output->internal;
2227 delete i->outputDev; i->outputDev=0;
2228 free(output->internal);output->internal=0;
2232 void pdf_page_render2(pdf_page_t*page, swf_output_t*swf)
2234 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2235 swf_output_internal_t*si = (swf_output_internal_t*)swf->internal;
2238 swfoutput_setparameter("protect", "1");
2240 si->outputDev->setXRef(pi->doc, pi->doc->getXRef());
2242 pi->doc->displayPage((OutputDev*)si->outputDev, page->nr, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
2244 pi->doc->displayPage((OutputDev*)si->outputDev, page->nr, zoom, zoom, /*rotate*/0, true, /*doLinks*/(int)1);
2246 si->outputDev->getDimensions(&swf->x1, &swf->y1, &swf->x2, &swf->y2);
2249 void pdf_page_rendersection(pdf_page_t*page, swf_output_t*output, int x, int y, int x1, int y1, int x2, int y2)
2251 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2252 swf_output_internal_t*si = (swf_output_internal_t*)output->internal;
2254 si->outputDev->setMove(x,y);
2255 if((x1|y1|x2|y2)==0) x2++;
2256 si->outputDev->setClip(x1,y1,x2,y2);
2258 pdf_page_render2(page, output);
2260 void pdf_page_render(pdf_page_t*page, swf_output_t*output)
2262 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2263 swf_output_internal_t*si = (swf_output_internal_t*)output->internal;
2265 si->outputDev->setMove(0,0);
2266 si->outputDev->setClip(0,0,0,0);
2268 pdf_page_render2(page, output);
2272 pdf_page_info_t* pdf_page_getinfo(pdf_page_t*page)
2274 pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
2275 pdf_page_internal_t*i= (pdf_page_internal_t*)page->internal;
2276 pdf_page_info_t*info = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t));
2277 memset(info, 0, sizeof(pdf_page_info_t));
2279 InfoOutputDev*output = new InfoOutputDev;
2282 pi->doc->displayPage((OutputDev*)output, page->nr, /*zoom*/zoom, /*rotate*/0, /*doLinks*/(int)1);
2284 pi->doc->displayPage((OutputDev*)output, page->nr, zoom, zoom, /*rotate*/0, true, /*doLinks*/(int)1);
2287 info->xMin = output->x1;
2288 info->yMin = output->y1;
2289 info->xMax = output->x2;
2290 info->yMax = output->y2;
2291 info->number_of_images = output->num_images;
2292 info->number_of_links = output->num_links;
2293 info->number_of_fonts = output->num_fonts;
2300 void pdf_page_info_destroy(pdf_page_info_t*info)