2 Implements generation of swf files using the rfxswf lib. The routines
3 in this file are called from pdf2swf.
5 This file is part of swftools.
7 Swftools is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 Swftools is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with swftools; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
24 #include "../config.h"
33 #include "swfoutput.h"
36 #include "../lib/log.h"
37 #include "../lib/rfxswf.h"
38 #include "../lib/gfxdevice.h"
39 #include "../lib/gfxtools.h"
41 #include "../lib/art/libart.h"
43 #define CHARDATAMAX 8192
47 typedef struct _chardata {
49 int fontid; /* TODO: use a SWFFONT instead */
62 typedef long int twip;
65 double m11,m12,m21,m22,m31,m32;
68 typedef struct _swfoutput_internal
70 gfxdevice_t*dev; // the gfxdevice object where this internal struct resides
72 double config_dumpfonts;
73 double config_ppmsubpixels;
74 double config_jpegsubpixels;
75 int config_opennewwindow;
76 int config_ignoredraworder;
77 int config_drawonlyshapes;
78 int config_jpegquality;
79 int config_storeallcharacters;
80 int config_enablezlib;
81 int config_insertstoptag;
82 int config_flashversion;
83 int config_splinemaxerror;
84 int config_fontsplinemaxerror;
85 int config_filloverlap;
88 float config_minlinewidth;
89 double config_caplinewidth;
128 int pic_height[1024];
134 char fillstylechanged;
136 int jpeg; //next image type
141 chardata_t chardata[CHARDATAMAX];
149 double fontm11,fontm12,fontm21,fontm22;
158 } swfoutput_internal;
160 static void swf_fillbitmap(gfxdevice_t*driver, gfxline_t*line, gfximage_t*img, gfxmatrix_t*move, gfxcxform_t*cxform);
161 static int swf_setparameter(gfxdevice_t*driver, const char*key, const char*value);
162 static void swf_drawstroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit);
163 static void swf_startclip(gfxdevice_t*dev, gfxline_t*line);
164 static void swf_endclip(gfxdevice_t*dev);
165 static void swf_stroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit);
166 static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color);
167 static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform);
168 static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix);
169 static void swf_drawchar(gfxdevice_t*dev, char*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix);
170 static void swf_addfont(gfxdevice_t*dev, char*fontid, gfxfont_t*font);
171 static void swf_drawlink(gfxdevice_t*dev, gfxline_t*line, char*action);
172 static void swf_startframe(gfxdevice_t*dev, int width, int height);
173 static void swf_endframe(gfxdevice_t*dev);
174 static gfxresult_t* swf_finish(gfxdevice_t*driver);
176 static swfoutput_internal* init_internal_struct()
178 swfoutput_internal*i = (swfoutput_internal*)malloc(sizeof(swfoutput_internal));
179 memset(i, 0, sizeof(swfoutput_internal));
201 i->fillstylechanged = 0;
208 i->config_dumpfonts=0;
209 i->config_ppmsubpixels=0;
210 i->config_jpegsubpixels=0;
211 i->config_opennewwindow=1;
212 i->config_ignoredraworder=0;
213 i->config_drawonlyshapes=0;
214 i->config_jpegquality=85;
215 i->config_storeallcharacters=0;
216 i->config_enablezlib=0;
217 i->config_insertstoptag=0;
218 i->config_flashversion=6;
219 i->config_splinemaxerror=1;
220 i->config_fontsplinemaxerror=1;
221 i->config_filloverlap=0;
223 i->config_bboxvars=0;
224 i->config_minlinewidth=0.05;
225 i->config_caplinewidth=1;
230 static int id_error = 0;
232 static U16 getNewID(gfxdevice_t* dev)
234 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
235 if(i->currentswfid == 65535) {
237 msg("<error> ID Table overflow");
241 return ++i->currentswfid;
243 static U16 getNewDepth(gfxdevice_t* dev)
245 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
246 if(i->depth == 65535) {
248 msg("<error> Depth Table overflow");
255 static void startshape(gfxdevice_t* dev);
256 static void starttext(gfxdevice_t* dev);
257 static void endshape(gfxdevice_t* dev);
258 static void endtext(gfxdevice_t* dev);
260 // write a move-to command into the swf
261 static int moveto(gfxdevice_t*dev, TAG*tag, plotxy p0)
263 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
264 int rx = (int)(p0.x*20);
265 int ry = (int)(p0.y*20);
266 if(rx!=i->swflastx || ry!=i->swflasty || i->fillstylechanged) {
267 swf_ShapeSetMove (tag, i->shape, rx,ry);
268 i->fillstylechanged = 0;
275 static int moveto(gfxdevice_t*dev, TAG*tag, double x, double y)
277 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
281 return moveto(dev, tag, p);
283 static void addPointToBBox(gfxdevice_t*dev, int px, int py)
285 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
291 swf_ExpandRect(&i->bboxrect, p);
293 swf_ExpandRect3(&i->bboxrect, p, i->linewidth*3/2);
297 /*static void plot(gfxdevice_t*dev, int x, int y, TAG*tag)
299 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
300 int width = i->linewidth/4;
304 //swf_ShapeSetLine(tag, i->shape,-width,-width);
305 //swf_ShapeSetLine(tag, i->shape,width*2,0);
306 //swf_ShapeSetLine(tag, i->shape,0,width*2);
307 //swf_ShapeSetLine(tag, i->shape,-width*2,0);
308 //swf_ShapeSetLine(tag, i->shape,0,-width*2);
309 //swf_ShapeSetLine(tag, i->shape,width,width);
312 swf_ShapeSetLine(tag, i->shape,-width,0);
313 swf_ShapeSetLine(tag, i->shape,width,-width);
314 swf_ShapeSetLine(tag, i->shape,width,width);
315 swf_ShapeSetLine(tag, i->shape,-width,width);
316 swf_ShapeSetLine(tag, i->shape,-width,-width);
317 swf_ShapeSetLine(tag, i->shape,width,0);
319 addPointToBBox(dev, x-width ,y-width);
320 addPointToBBox(dev, x+width ,y+width);
323 // write a line-to command into the swf
324 static void lineto(gfxdevice_t*dev, TAG*tag, plotxy p0)
326 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
327 int px = (int)(p0.x*20);
328 int py = (int)(p0.y*20);
329 int rx = (px-i->swflastx);
330 int ry = (py-i->swflasty);
332 swf_ShapeSetLine (tag, i->shape, rx,ry);
333 addPointToBBox(dev, i->swflastx,i->swflasty);
334 addPointToBBox(dev, px,py);
335 }/* else if(!i->fill) {
336 // treat lines of length 0 as plots, making them
337 // at least 1 twip wide so Flash will display them
338 plot(dev, i->swflastx, i->swflasty, tag);
345 static void lineto(gfxdevice_t*dev, TAG*tag, double x, double y)
353 // write a spline-to command into the swf
354 static void splineto(gfxdevice_t*dev, TAG*tag, plotxy control,plotxy end)
356 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
357 int lastlastx = i->swflastx;
358 int lastlasty = i->swflasty;
360 int cx = ((int)(control.x*20)-i->swflastx);
361 int cy = ((int)(control.y*20)-i->swflasty);
364 int ex = ((int)(end.x*20)-i->swflastx);
365 int ey = ((int)(end.y*20)-i->swflasty);
369 if(cx || cy || ex || ey) {
370 swf_ShapeSetCurve(tag, i->shape, cx,cy,ex,ey);
371 addPointToBBox(dev, lastlastx ,lastlasty );
372 addPointToBBox(dev, lastlastx+cx,lastlasty+cy);
373 addPointToBBox(dev, lastlastx+cx+ex,lastlasty+cy+ey);
374 }/* else if(!i->fill) {
375 // treat splines of length 0 as plots
376 plot(dev, lastlastx, lastlasty, tag);
381 /* write a line, given two points and the transformation
383 /*static void line(gfxdevice_t*dev, TAG*tag, plotxy p0, plotxy p1)
385 moveto(dev, tag, p0);
386 lineto(dev, tag, p1);
389 void resetdrawer(gfxdevice_t*dev)
391 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
396 static void stopFill(gfxdevice_t*dev)
398 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
401 swf_ShapeSetStyle(i->tag,i->shape,i->linestyleid,0x8000,0);
402 i->fillstylechanged = 1;
406 static void startFill(gfxdevice_t*dev)
408 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
411 swf_ShapeSetStyle(i->tag,i->shape,0x8000,i->fillstyleid,0);
412 i->fillstylechanged = 1;
417 static inline int colorcompare(gfxdevice_t*dev, RGBA*a,RGBA*b)
429 static SRECT getcharacterbbox(gfxdevice_t*dev, SWFFONT*font, MATRIX* m)
431 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
434 memset(&r, 0, sizeof(r));
437 if(debug) printf("\n");
438 for(t=0;t<i->chardatapos;t++)
440 if(i->chardata[t].fontid != font->id) {
441 msg("<error> Internal error: fontid %d != fontid %d", i->chardata[t].fontid, font->id);
444 SRECT b = font->layout->bounds[i->chardata[t].charid];
445 b.xmin *= i->chardata[t].size;
446 b.ymin *= i->chardata[t].size;
447 b.xmax *= i->chardata[t].size;
448 b.ymax *= i->chardata[t].size;
450 /* divide by 1024, rounding xmax/ymax up */
451 b.xmax += 1023; b.ymax += 1023; b.xmin /= 1024; b.ymin /= 1024; b.xmax /= 1024; b.ymax /= 1024;
453 b.xmin += i->chardata[t].x;
454 b.ymin += i->chardata[t].y;
455 b.xmax += i->chardata[t].x;
456 b.ymax += i->chardata[t].y;
458 /* until we solve the INTERNAL_SCALING problem (see below)
459 make sure the bounding box is big enough */
465 b = swf_TurnRect(b, m);
467 if(debug) printf("(%f,%f,%f,%f) -> (%f,%f,%f,%f) [font %d/%d, char %d]\n",
468 font->layout->bounds[i->chardata[t].charid].xmin/20.0,
469 font->layout->bounds[i->chardata[t].charid].ymin/20.0,
470 font->layout->bounds[i->chardata[t].charid].xmax/20.0,
471 font->layout->bounds[i->chardata[t].charid].ymax/20.0,
476 i->chardata[t].fontid,
478 i->chardata[t].charid
480 swf_ExpandRect2(&r, &b);
482 if(debug) printf("-----> (%f,%f,%f,%f)\n",
490 static void putcharacters(gfxdevice_t*dev, TAG*tag)
492 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
496 color.r = i->chardata[0].color.r^255;
505 int charadvance[128];
508 int glyphbits=1; //TODO: can this be zero?
511 if(tag->id != ST_DEFINETEXT &&
512 tag->id != ST_DEFINETEXT2) {
513 msg("<error> internal error: putcharacters needs an text tag, not %d\n",tag->id);
516 if(!i->chardatapos) {
517 msg("<warning> putcharacters called with zero characters");
520 for(pass = 0; pass < 2; pass++)
530 advancebits++; // add sign bit
531 swf_SetU8(tag, glyphbits);
532 swf_SetU8(tag, advancebits);
535 for(t=0;t<=i->chardatapos;t++)
537 if(lastfontid != i->chardata[t].fontid ||
538 lastx!=i->chardata[t].x ||
539 lasty!=i->chardata[t].y ||
540 !colorcompare(dev,&color, &i->chardata[t].color) ||
542 lastsize != i->chardata[t].size ||
545 if(charstorepos && pass==0)
548 for(s=0;s<charstorepos;s++)
550 while(charids[s]>=(1<<glyphbits))
552 while(charadvance[s]>=(1<<advancebits))
556 if(charstorepos && pass==1)
558 tag->writeBit = 0; // Q&D
559 swf_SetBits(tag, 0, 1); // GLYPH Record
560 swf_SetBits(tag, charstorepos, 7); // number of glyphs
562 for(s=0;s<charstorepos;s++)
564 swf_SetBits(tag, charids[s], glyphbits);
565 swf_SetBits(tag, charadvance[s], advancebits);
570 if(pass == 1 && t<i->chardatapos)
576 if(lastx != i->chardata[t].x ||
577 lasty != i->chardata[t].y)
579 newx = i->chardata[t].x;
580 newy = i->chardata[t].y;
586 if(!colorcompare(dev,&color, &i->chardata[t].color))
588 color = i->chardata[t].color;
591 font.id = i->chardata[t].fontid;
592 if(lastfontid != i->chardata[t].fontid || lastsize != i->chardata[t].size)
595 tag->writeBit = 0; // Q&D
596 swf_TextSetInfoRecord(tag, newfont, i->chardata[t].size, newcolor, newx,newy);
599 lastfontid = i->chardata[t].fontid;
600 lastx = i->chardata[t].x;
601 lasty = i->chardata[t].y;
602 lastsize = i->chardata[t].size;
605 if(t==i->chardatapos)
609 int nextt = t==i->chardatapos-1?t:t+1;
610 int rel = i->chardata[nextt].x-i->chardata[t].x;
611 if(rel>=0 && (rel<(1<<(advancebits-1)) || pass==0)) {
613 lastx=i->chardata[nextt].x;
617 lastx=i->chardata[t].x;
619 charids[charstorepos] = i->chardata[t].charid;
620 charadvance[charstorepos] = advance;
627 static void putcharacter(gfxdevice_t*dev, int fontid, int charid, int x,int y, int size, RGBA color)
629 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
630 if(i->chardatapos == CHARDATAMAX)
632 msg("<warning> Character buffer too small. SWF will be slightly bigger");
636 i->chardata[i->chardatapos].fontid = fontid;
637 i->chardata[i->chardatapos].charid = charid;
638 i->chardata[i->chardatapos].x = x;
639 i->chardata[i->chardatapos].y = y;
640 i->chardata[i->chardatapos].color = color;
641 i->chardata[i->chardatapos].size = size;
645 /* Notice: we can only put chars in the range -1639,1638 (-32768/20,32768/20).
646 So if we set this value to high, the char coordinates will overflow.
647 If we set it to low, however, the char positions will be inaccurate */
648 #define FONT_INTERNAL_SIZE 4
650 /* process a character. */
651 static int drawchar(gfxdevice_t*dev, SWFFONT *swffont, int charid, swfmatrix*m, gfxcolor_t*col)
653 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
655 msg("<warning> Font is NULL");
659 if(charid<0 || charid>=swffont->numchars) {
660 msg("<warning> No character %d in font %s ", charid, FIXNULL((char*)swffont->name));
663 /*if(swffont->glyph[charid].shape->bitlen <= 16) {
664 msg("<warning> Character '%s' (c=%d,u=%d), glyph %d in current charset (%s, %d characters) is empty",
665 FIXNULL(character),charnr, u, charid, FIXNULL((char*)swffont->name), swffont->numchars);
676 float det = ((m->m11*m->m22)-(m->m21*m->m12));
677 if(fabs(det) < 0.0005) {
678 /* x direction equals y direction- the text is invisible */
681 det = 20*FONT_INTERNAL_SIZE / det;
684 p.x = (SCOORD)(( x * m->m22 - y * m->m12)*det);
685 p.y = (SCOORD)((- x * m->m21 + y * m->m11)*det);
687 RGBA rgba = *(RGBA*)col;
688 putcharacter(dev, swffont->id, charid,p.x,p.y,FONT_INTERNAL_SIZE, rgba);
689 swf_FontUseGlyph(swffont, charid);
693 static void endtext(gfxdevice_t*dev)
695 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
699 i->tag = swf_InsertTag(i->tag,ST_DEFINETEXT);
700 swf_SetU16(i->tag, i->textid);
703 r = getcharacterbbox(dev, i->swffont, &i->fontmatrix);
705 swf_SetRect(i->tag,&r);
707 swf_SetMatrix(i->tag,&i->fontmatrix);
709 msg("<trace> Placing text (%d characters) as ID %d", i->chardatapos, i->textid);
711 putcharacters(dev, i->tag);
713 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
715 swf_ObjectPlace(i->tag,i->textid,getNewDepth(dev),&i->page_matrix,NULL,NULL);
719 /* set's the matrix which is to be applied to characters drawn by swfoutput_drawchar() */
720 static void swfoutput_setfontmatrix(gfxdevice_t*dev,double m11,double m21,
721 double m12,double m22)
727 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
728 if(i->fontm11 == m11 &&
741 m.sx = (U32)(((i->fontm11)*65536)/FONT_INTERNAL_SIZE); m.r1 = (U32)(((i->fontm12)*65536)/FONT_INTERNAL_SIZE);
742 m.r0 = (U32)(((i->fontm21)*65536)/FONT_INTERNAL_SIZE); m.sy = (U32)(((i->fontm22)*65536)/FONT_INTERNAL_SIZE);
748 static void endpage(gfxdevice_t*dev)
750 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
760 void swf_startframe(gfxdevice_t*dev, int width, int height)
762 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
763 if(!i->firstpage && !i->pagefinished)
765 msg("<verbose> Starting new SWF page of size %dx%d", width, height);
767 swf_GetMatrix(0, &i->page_matrix);
768 i->page_matrix.tx = 0;
769 i->page_matrix.ty = 0;
775 /* set clipping/background rectangle */
776 /* TODO: this should all be done in SWFOutputDev */
777 //setBackground(dev, x1, y1, x2, y2);
779 /* increase SWF's bounding box */
785 swf_ExpandRect2(&i->swf->movieSize, &r);
787 i->lastframeno = i->frameno;
792 void swf_endframe(gfxdevice_t*dev)
794 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
799 if(i->config_insertstoptag) {
801 atag = action_Stop(atag);
802 atag = action_End(atag);
803 i->tag = swf_InsertTag(i->tag,ST_DOACTION);
804 swf_ActionSet(i->tag,atag);
806 i->tag = swf_InsertTag(i->tag,ST_SHOWFRAME);
809 for(i->depth;i->depth>i->startdepth;i->depth--) {
810 i->tag = swf_InsertTag(i->tag,ST_REMOVEOBJECT2);
811 swf_SetU16(i->tag,i->depth);
813 i->depth = i->startdepth;
816 static void setBackground(gfxdevice_t*dev, int x1, int y1, int x2, int y2)
818 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
820 rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
824 int shapeid = getNewID(dev);
829 i->tag = swf_InsertTag(i->tag, ST_DEFINESHAPE);
831 fs1 = swf_ShapeAddSolidFillStyle(s, &rgb);
832 swf_SetU16(i->tag,shapeid);
833 swf_SetRect(i->tag,&r);
834 swf_SetShapeHeader(i->tag,s);
835 swf_ShapeSetAll(i->tag,s,x1,y1,ls1,fs1,0);
836 swf_ShapeSetLine(i->tag,s,(x2-x1),0);
837 swf_ShapeSetLine(i->tag,s,0,(y2-y1));
838 swf_ShapeSetLine(i->tag,s,(x1-x2),0);
839 swf_ShapeSetLine(i->tag,s,0,(y1-y2));
840 swf_ShapeSetEnd(i->tag);
842 i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
843 swf_ObjectPlace(i->tag,shapeid,getNewDepth(dev),0,0,0);
844 i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
845 swf_ObjectPlaceClip(i->tag,shapeid,getNewDepth(dev),0,0,0,65535);
848 /* initialize the swf writer */
849 void gfxdevice_swf_init(gfxdevice_t* dev)
851 memset(dev, 0, sizeof(gfxdevice_t));
852 dev->internal = init_internal_struct();
854 dev->startpage = swf_startframe;
855 dev->endpage = swf_endframe;
856 dev->finish = swf_finish;
857 dev->fillbitmap = swf_fillbitmap;
858 dev->setparameter = swf_setparameter;
859 dev->stroke = swf_stroke;
860 dev->startclip = swf_startclip;
861 dev->endclip = swf_endclip;
862 dev->fill = swf_fill;
863 dev->fillbitmap = swf_fillbitmap;
864 dev->fillgradient = swf_fillgradient;
865 dev->addfont = swf_addfont;
866 dev->drawchar = swf_drawchar;
867 dev->drawlink = swf_drawlink;
869 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
875 msg("<verbose> initializing swf output\n", i->max_x,i->max_y);
879 i->swf = (SWF*)rfx_calloc(sizeof(SWF));
880 i->swf->fileVersion = i->config_flashversion;
881 i->swf->frameRate = 0x0040; // 1 frame per 4 seconds
882 i->swf->movieSize.xmin = 0;
883 i->swf->movieSize.ymin = 0;
884 i->swf->movieSize.xmax = 0;
885 i->swf->movieSize.ymax = 0;
887 i->swf->firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
888 i->tag = i->swf->firstTag;
889 rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
890 swf_SetRGB(i->tag,&rgb);
892 i->startdepth = i->depth = 0;
894 if(i->config_protect)
895 i->tag = swf_InsertTag(i->tag, ST_PROTECT);
898 static void startshape(gfxdevice_t*dev)
900 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
909 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
911 swf_ShapeNew(&i->shape);
912 i->linestyleid = swf_ShapeAddLineStyle(i->shape,i->linewidth,&i->strokergb);
913 i->fillstyleid = swf_ShapeAddSolidFillStyle(i->shape,&i->fillrgb);
915 i->shapeid = getNewID(dev);
917 msg("<debug> Using shape id %d", i->shapeid);
919 swf_SetU16(i->tag,i->shapeid); // ID
921 i->bboxrectpos = i->tag->len;
925 r.xmax = 20*i->max_x;
926 r.ymax = 20*i->max_y;
927 swf_SetRect(i->tag,&r);
929 memset(&i->bboxrect, 0, sizeof(i->bboxrect));
931 swf_SetShapeStyles(i->tag,i->shape);
932 swf_ShapeCountBits(i->shape,NULL,NULL);
933 swf_SetShapeBits(i->tag,i->shape);
935 /* TODO: do we really need this? */
936 swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,i->linestyleid,0,0);
937 i->swflastx=i->swflasty=0;
942 static void starttext(gfxdevice_t*dev)
944 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
948 i->textid = getNewID(dev);
950 i->swflastx=i->swflasty=0;
954 /* TODO: move to ../lib/rfxswf */
955 void changeRect(gfxdevice_t*dev, TAG*tag, int pos, SRECT*newrect)
957 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
958 /* determine length of old rect */
962 swf_GetRect(tag, &old);
963 swf_ResetReadBits(tag);
964 int pos_end = tag->pos;
966 int len = tag->len - pos_end;
967 U8*data = (U8*)malloc(len);
968 memcpy(data, &tag->data[pos_end], len);
971 swf_SetRect(tag, newrect);
972 swf_SetBlock(tag, data, len);
974 tag->pos = tag->readBit = 0;
977 void cancelshape(gfxdevice_t*dev)
979 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
980 /* delete old shape tag */
982 i->tag = i->tag->prev;
983 swf_DeleteTag(todel);
984 if(i->shape) {swf_ShapeFree(i->shape);i->shape=0;}
989 void fixAreas(gfxdevice_t*dev)
991 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
992 if(!i->shapeisempty && i->fill &&
993 (i->bboxrect.xmin == i->bboxrect.xmax ||
994 i->bboxrect.ymin == i->bboxrect.ymax) &&
995 i->config_minlinewidth >= 0.001
997 msg("<debug> Shape has size 0: width=%.2f height=%.2f",
998 (i->bboxrect.xmax-i->bboxrect.xmin)/20.0,
999 (i->bboxrect.ymax-i->bboxrect.ymin)/20.0
1002 SRECT r = i->bboxrect;
1004 if(r.xmin == r.xmax && r.ymin == r.ymax) {
1005 /* this thing comes down to a single dot- nothing to fix here */
1011 RGBA save_col = i->strokergb;
1012 int save_width = i->linewidth;
1014 i->strokergb = i->fillrgb;
1015 i->linewidth = (int)(i->config_minlinewidth*20);
1016 if(i->linewidth==0) i->linewidth = 1;
1020 moveto(dev, i->tag, r.xmin/20.0,r.ymin/20.0);
1021 lineto(dev, i->tag, r.xmax/20.0,r.ymax/20.0);
1023 i->strokergb = save_col;
1024 i->linewidth = save_width;
1029 static void endshape_noput(gfxdevice_t*dev)
1031 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1034 //changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
1037 swf_ShapeFree(i->shape);
1045 static void endshape(gfxdevice_t*dev)
1047 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1053 if(i->shapeisempty ||
1055 (i->bboxrect.xmin == i->bboxrect.xmax &&
1056 i->bboxrect.ymin == i->bboxrect.ymax))
1058 // delete the shape again, we didn't do anything
1059 msg("<debug> cancelling shape: bbox is (%f,%f,%f,%f)",
1060 i->bboxrect.xmin /20.0,
1061 i->bboxrect.ymin /20.0,
1062 i->bboxrect.xmax /20.0,
1063 i->bboxrect.ymax /20.0
1069 swf_ShapeSetEnd(i->tag);
1071 changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
1073 msg("<trace> Placing shape id %d", i->shapeid);
1075 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
1076 MATRIX m = i->page_matrix;
1077 m.tx += i->shapeposx;
1078 m.ty += i->shapeposy;
1079 swf_ObjectPlace(i->tag,i->shapeid,getNewDepth(dev),&m,NULL,NULL);
1081 swf_ShapeFree(i->shape);
1084 i->bboxrectpos = -1;
1091 void wipeSWF(SWF*swf)
1093 TAG*tag = swf->firstTag;
1095 TAG*next = tag->next;
1096 if(tag->id != ST_SETBACKGROUNDCOLOR &&
1097 tag->id != ST_END &&
1098 tag->id != ST_DOACTION &&
1099 tag->id != ST_SHOWFRAME) {
1107 void swfoutput_finalize(gfxdevice_t*dev)
1109 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1111 if(i->tag && i->tag->id == ST_END)
1112 return; //already done
1114 if(i->config_bboxvars) {
1115 TAG* tag = swf_InsertTag(i->swf->firstTag, ST_DOACTION);
1117 a = action_PushString(a, "xmin");
1118 a = action_PushFloat(a, i->swf->movieSize.xmin / 20.0);
1119 a = action_SetVariable(a);
1120 a = action_PushString(a, "ymin");
1121 a = action_PushFloat(a, i->swf->movieSize.ymin / 20.0);
1122 a = action_SetVariable(a);
1123 a = action_PushString(a, "xmax");
1124 a = action_PushFloat(a, i->swf->movieSize.xmax / 20.0);
1125 a = action_SetVariable(a);
1126 a = action_PushString(a, "ymax");
1127 a = action_PushFloat(a, i->swf->movieSize.ymax / 20.0);
1128 a = action_SetVariable(a);
1129 a = action_PushString(a, "width");
1130 a = action_PushFloat(a, (i->swf->movieSize.xmax - i->swf->movieSize.xmin) / 20.0);
1131 a = action_SetVariable(a);
1132 a = action_PushString(a, "height");
1133 a = action_PushFloat(a, (i->swf->movieSize.ymax - i->swf->movieSize.ymin) / 20.0);
1134 a = action_SetVariable(a);
1136 swf_ActionSet(tag, a);
1140 if(i->frameno == i->lastframeno) // fix: add missing pagefeed
1144 fontlist_t *tmp,*iterator = i->fontlist;
1146 TAG*mtag = i->swf->firstTag;
1147 if(iterator->swffont) {
1148 mtag = swf_InsertTag(mtag, ST_DEFINEFONT2);
1149 if(!i->config_storeallcharacters)
1150 swf_FontReduce(iterator->swffont);
1151 swf_FontSetDefine2(mtag, iterator->swffont);
1154 iterator = iterator->next;
1156 i->tag = swf_InsertTag(i->tag,ST_END);
1157 TAG* tag = i->tag->prev;
1159 /* remove the removeobject2 tags between the last ST_SHOWFRAME
1160 and the ST_END- they confuse the flash player */
1161 while(tag->id == ST_REMOVEOBJECT2) {
1162 TAG* prev = tag->prev;
1170 if(i->config_enablezlib || i->config_flashversion>=6) {
1171 i->swf->compressed = 1;
1175 int swfresult_save(gfxresult_t*gfx, char*filename)
1177 SWF*swf = (SWF*)gfx->internal;
1180 fi = open(filename, O_BINARY|O_CREAT|O_TRUNC|O_WRONLY, 0777);
1185 msg("<fatal> Could not create \"%s\". ", FIXNULL(filename));
1189 if(swf->compressed) {
1190 if FAILED(swf_WriteSWC(fi,swf))
1191 msg("<error> WriteSWC() failed.\n");
1193 if FAILED(swf_WriteSWF(fi,swf))
1194 msg("<error> WriteSWF() failed.\n");
1201 void* swfresult_get(gfxresult_t*gfx, char*name)
1203 SWF*swf = (SWF*)gfx->internal;
1204 if(!strcmp(name, "swf")) {
1205 return (void*)swf_CopySWF(swf);
1206 } else if(!strcmp(name, "xmin")) {
1207 return (void*)(swf->movieSize.xmin/20);
1208 } else if(!strcmp(name, "ymin")) {
1209 return (void*)(swf->movieSize.ymin/20);
1210 } else if(!strcmp(name, "xmax")) {
1211 return (void*)(swf->movieSize.xmax/20);
1212 } else if(!strcmp(name, "ymax")) {
1213 return (void*)(swf->movieSize.ymax/20);
1217 void swfresult_destroy(gfxresult_t*gfx)
1220 swf_FreeTags((SWF*)gfx->internal);
1221 free(gfx->internal);
1224 memset(gfx, 0, sizeof(gfxresult_t));
1228 static void swfoutput_destroy(gfxdevice_t* dev);
1230 gfxresult_t* swf_finish(gfxdevice_t* dev)
1232 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1235 swfoutput_finalize(dev);
1236 SWF* swf = i->swf;i->swf = 0;
1237 swfoutput_destroy(dev);
1239 result = (gfxresult_t*)rfx_calloc(sizeof(gfxresult_t));
1240 result->internal = swf;
1241 result->save = swfresult_save;
1243 result->get = swfresult_get;
1244 result->destroy = swfresult_destroy;
1248 /* Perform cleaning up */
1249 static void swfoutput_destroy(gfxdevice_t* dev)
1251 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1253 /* not initialized yet- nothing to destroy */
1257 fontlist_t *tmp,*iterator = i->fontlist;
1259 if(iterator->swffont) {
1260 swf_FontFree(iterator->swffont);iterator->swffont=0;
1263 iterator = iterator->next;
1266 if(i->swf) {swf_FreeTags(i->swf);free(i->swf);i->swf = 0;}
1269 memset(dev, 0, sizeof(gfxdevice_t));
1272 static void swfoutput_setfillcolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
1274 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1275 if(i->fillrgb.r == r &&
1276 i->fillrgb.g == g &&
1277 i->fillrgb.b == b &&
1278 i->fillrgb.a == a) return;
1288 static void swfoutput_setstrokecolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
1290 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1291 if(i->strokergb.r == r &&
1292 i->strokergb.g == g &&
1293 i->strokergb.b == b &&
1294 i->strokergb.a == a) return;
1304 static void swfoutput_setlinewidth(gfxdevice_t*dev, double _linewidth)
1306 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1307 if(i->linewidth == (U16)(_linewidth*20))
1312 i->linewidth = (U16)(_linewidth*20);
1316 static void drawlink(gfxdevice_t*dev, ActionTAG*,ActionTAG*, gfxline_t*points, char mouseover);
1317 static void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points);
1318 static void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points);
1319 static void swfoutput_linktourl(gfxdevice_t*dev, char*url, gfxline_t*points);
1321 void swfoutput_drawlink(gfxdevice_t*dev, char*url, gfxline_t*points)
1323 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1324 dev->drawlink(dev, points, url);
1327 void swf_drawlink(gfxdevice_t*dev, gfxline_t*points, char*url)
1329 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1331 if(!strncmp("http://pdf2swf:", url, 15)) {
1332 char*tmp = strdup(url);
1333 int l = strlen(tmp);
1336 swfoutput_namedlink(dev, tmp+15, points);
1339 } else if(!strncmp("page", url, 4)) {
1342 if(url[t]<'0' || url[t]>'9')
1345 int page = atoi(&url[4]) - 1;
1346 if(page<0) page = 0;
1347 swfoutput_linktopage(dev, page, points);
1350 swfoutput_linktourl(dev, url, points);
1353 void swfoutput_linktourl(gfxdevice_t*dev, char*url, gfxline_t*points)
1356 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1362 if(!i->config_opennewwindow)
1363 actions = action_GetUrl(0, url, "_parent");
1365 actions = action_GetUrl(0, url, "_this");
1366 actions = action_End(actions);
1368 drawlink(dev, actions, 0, points,0);
1370 void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points)
1372 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1380 actions = action_GotoFrame(0, page);
1381 actions = action_End(actions);
1383 drawlink(dev, actions, 0, points,0);
1386 /* Named Links (a.k.a. Acrobatmenu) are used to implement various gadgets
1387 of the viewer objects, like subtitles, index elements etc.
1389 void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points)
1391 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1392 ActionTAG *actions1,*actions2;
1393 char*tmp = strdup(name);
1401 if(!strncmp(tmp, "call:", 5))
1403 char*x = strchr(&tmp[5], ':');
1405 actions1 = action_PushInt(0, 0); //number of parameters (0)
1406 actions1 = action_PushString(actions1, &tmp[5]); //function name
1407 actions1 = action_CallFunction(actions1);
1410 actions1 = action_PushString(0, x+1); //parameter
1411 actions1 = action_PushInt(actions1, 1); //number of parameters (1)
1412 actions1 = action_PushString(actions1, &tmp[5]); //function name
1413 actions1 = action_CallFunction(actions1);
1415 actions2 = action_End(0);
1420 actions1 = action_PushString(0, "/:subtitle");
1421 actions1 = action_PushString(actions1, name);
1422 actions1 = action_SetVariable(actions1);
1423 actions1 = action_End(actions1);
1425 actions2 = action_PushString(0, "/:subtitle");
1426 actions2 = action_PushString(actions2, "");
1427 actions2 = action_SetVariable(actions2);
1428 actions2 = action_End(actions2);
1431 drawlink(dev, actions1, actions2, points,mouseover);
1433 swf_ActionFree(actions1);
1434 swf_ActionFree(actions2);
1438 static void drawgfxline(gfxdevice_t*dev, gfxline_t*line)
1440 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1441 gfxcoord_t lastx=0,lasty=0,px=0,py=0;
1446 /* check whether the next segment is zero */
1447 if(line->type == gfx_moveTo) {
1448 msg("<trace> ======== moveTo %.2f %.2f", line->x, line->y);
1449 moveto(dev, i->tag, line->x, line->y);
1450 px = lastx = line->x;
1451 py = lasty = line->y;
1453 } if(line->type == gfx_lineTo) {
1454 msg("<trace> ======== lineTo %.2f %.2f", line->x, line->y);
1455 lineto(dev, i->tag, line->x, line->y);
1459 } else if(line->type == gfx_splineTo) {
1460 msg("<trace> ======== splineTo %.2f %.2f", line->x, line->y);
1462 s.x = line->sx;p.x = line->x;
1463 s.y = line->sy;p.y = line->y;
1464 splineto(dev, i->tag, s, p);
1474 static void drawlink(gfxdevice_t*dev, ActionTAG*actions1, ActionTAG*actions2, gfxline_t*points, char mouseover)
1476 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1481 struct plotxy p1,p2,p3,p4;
1487 int buttonid = getNewID(dev);
1488 gfxbbox_t bbox = gfxline_getbbox(points);
1491 myshapeid = getNewID(dev);
1492 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
1493 swf_ShapeNew(&i->shape);
1494 rgb.r = rgb.b = rgb.a = rgb.g = 0;
1495 fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
1496 swf_SetU16(i->tag, myshapeid);
1497 r.xmin = (int)(bbox.xmin*20);
1498 r.ymin = (int)(bbox.ymin*20);
1499 r.xmax = (int)(bbox.xmax*20);
1500 r.ymax = (int)(bbox.ymax*20);
1501 swf_SetRect(i->tag,&r);
1502 swf_SetShapeStyles(i->tag,i->shape);
1503 swf_ShapeCountBits(i->shape,NULL,NULL);
1504 swf_SetShapeBits(i->tag,i->shape);
1505 swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
1506 i->swflastx = i->swflasty = 0;
1507 drawgfxline(dev, points);
1508 swf_ShapeSetEnd(i->tag);
1511 myshapeid2 = getNewID(dev);
1512 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
1513 swf_ShapeNew(&i->shape);
1514 rgb.r = rgb.b = rgb.a = rgb.g = 255;
1516 fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
1517 swf_SetU16(i->tag, myshapeid2);
1518 r.xmin = (int)(bbox.xmin*20);
1519 r.ymin = (int)(bbox.ymin*20);
1520 r.xmax = (int)(bbox.xmax*20);
1521 r.ymax = (int)(bbox.ymax*20);
1522 swf_SetRect(i->tag,&r);
1523 swf_SetShapeStyles(i->tag,i->shape);
1524 swf_ShapeCountBits(i->shape,NULL,NULL);
1525 swf_SetShapeBits(i->tag,i->shape);
1526 swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
1527 i->swflastx = i->swflasty = 0;
1528 drawgfxline(dev, points);
1529 swf_ShapeSetEnd(i->tag);
1533 i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON);
1534 swf_SetU16(i->tag,buttonid); //id
1535 swf_ButtonSetFlags(i->tag, 0); //menu=no
1536 swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
1537 swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
1538 swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
1539 swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
1540 swf_SetU8(i->tag,0);
1541 swf_ActionSet(i->tag,actions1);
1542 swf_SetU8(i->tag,0);
1546 i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON2);
1547 swf_SetU16(i->tag,buttonid); //id
1548 swf_ButtonSetFlags(i->tag, 0); //menu=no
1549 swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
1550 swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
1551 swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
1552 swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
1553 swf_SetU8(i->tag,0); // end of button records
1554 swf_ButtonSetCondition(i->tag, BC_IDLE_OVERUP);
1555 swf_ActionSet(i->tag,actions1);
1557 swf_ButtonSetCondition(i->tag, BC_OVERUP_IDLE);
1558 swf_ActionSet(i->tag,actions2);
1559 swf_SetU8(i->tag,0);
1560 swf_ButtonPostProcess(i->tag, 2);
1562 swf_SetU8(i->tag,0);
1563 swf_ButtonPostProcess(i->tag, 1);
1567 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
1569 if(posx!=0 || posy!=0) {
1571 p.x = (int)(posx*20);
1572 p.y = (int)(posy*20);
1573 p = swf_TurnPoint(p, &i->page_matrix);
1578 swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&m,0,0);
1580 swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&i->page_matrix,0,0);
1587 for(t=0;t<picpos;t++)
1589 if(pic_xids[t] == xid &&
1590 pic_yids[t] == yid) {
1591 width = pic_width[t];
1592 height = pic_height[t];
1596 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height, x1,y1,x2,y2,x3,y3,x4,y4, numpalette);
1597 pic_xids[picpos] = xid;
1598 pic_yids[picpos] = yid;
1599 pic_width[picpos] = width;
1600 pic_height[picpos] = height;
1603 pic[width*y+x] = buf[0];
1607 xid += pal[1].r*3 + pal[1].g*11 + pal[1].b*17;
1608 yid += pal[1].r*7 + pal[1].g*5 + pal[1].b*23;
1612 xid += x*r+x*b*3+x*g*7+x*a*11;
1613 yid += y*r*3+y*b*17+y*g*19+y*a*11;
1615 for(t=0;t<picpos;t++)
1617 if(pic_xids[t] == xid &&
1618 pic_yids[t] == yid) {
1627 int swf_setparameter(gfxdevice_t*dev, const char*name, const char*value)
1629 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1631 if(!strcmp(name, "jpegsubpixels")) {
1632 i->config_jpegsubpixels = atof(value);
1633 } else if(!strcmp(name, "ppmsubpixels")) {
1634 i->config_ppmsubpixels = atof(value);
1635 } else if(!strcmp(name, "drawonlyshapes")) {
1636 i->config_drawonlyshapes = atoi(value);
1637 } else if(!strcmp(name, "ignoredraworder")) {
1638 i->config_ignoredraworder = atoi(value);
1639 } else if(!strcmp(name, "filloverlap")) {
1640 i->config_filloverlap = atoi(value);
1641 } else if(!strcmp(name, "linksopennewwindow")) {
1642 i->config_opennewwindow = atoi(value);
1643 } else if(!strcmp(name, "opennewwindow")) {
1644 i->config_opennewwindow = atoi(value);
1645 } else if(!strcmp(name, "storeallcharacters")) {
1646 i->config_storeallcharacters = atoi(value);
1647 } else if(!strcmp(name, "enablezlib")) {
1648 i->config_enablezlib = atoi(value);
1649 } else if(!strcmp(name, "bboxvars")) {
1650 i->config_bboxvars = atoi(value);
1651 } else if(!strcmp(name, "insertstop")) {
1652 i->config_insertstoptag = atoi(value);
1653 } else if(!strcmp(name, "protected")) {
1654 i->config_protect = atoi(value);
1655 } else if(!strcmp(name, "flashversion")) {
1656 i->config_flashversion = atoi(value);
1657 } else if(!strcmp(name, "minlinewidth")) {
1658 i->config_minlinewidth = atof(value);
1659 } else if(!strcmp(name, "caplinewidth")) {
1660 i->config_caplinewidth = atof(value);
1661 } else if(!strcmp(name, "dumpfonts")) {
1662 i->config_dumpfonts = atoi(value);
1663 } else if(!strcmp(name, "next_bitmap_is_jpeg")) {
1665 } else if(!strcmp(name, "jpegquality")) {
1666 int val = atoi(value);
1668 if(val>100) val=100;
1669 i->config_jpegquality = val;
1670 } else if(!strcmp(name, "splinequality")) {
1671 int v = atoi(value);
1672 v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
1674 i->config_splinemaxerror = v;
1675 } else if(!strcmp(name, "fontquality")) {
1676 int v = atoi(value);
1677 v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
1679 i->config_fontsplinemaxerror = v;
1681 fprintf(stderr, "unknown parameter: %s (=%s)\n", name, value);
1687 // --------------------------------------------------------------------
1689 static CXFORM gfxcxform_to_cxform(gfxcxform_t* c)
1692 swf_GetCXForm(0, &cx, 1);
1695 if(c->rg!=0 || c->rb!=0 || c->ra!=0 ||
1696 c->gr!=0 || c->gb!=0 || c->ga!=0 ||
1697 c->br!=0 || c->bg!=0 || c->ba!=0 ||
1698 c->ar!=0 || c->ag!=0 || c->ab!=0)
1699 msg("<warning> CXForm not SWF-compatible");
1701 cx.a0 = (S16)(c->aa*256);
1702 cx.r0 = (S16)(c->rr*256);
1703 cx.g0 = (S16)(c->gg*256);
1704 cx.b0 = (S16)(c->bb*256);
1712 static ArtVpath* gfxline_to_ArtVpath(gfxline_t*line)
1714 ArtVpath *vec = NULL;
1719 /* factor which determines into how many line fragments a spline is converted */
1720 double subfraction = 2.4;//0.3
1724 if(l2->type == gfx_moveTo) {
1726 } if(l2->type == gfx_lineTo) {
1728 } if(l2->type == gfx_splineTo) {
1729 int parts = (int)(sqrt(fabs(l2->x-2*l2->sx+x) + fabs(l2->y-2*l2->sy+y))*subfraction);
1730 if(!parts) parts = 1;
1740 vec = art_new (ArtVpath, len);
1745 if(l2->type == gfx_moveTo) {
1746 vec[pos].code = ART_MOVETO;
1751 } else if(l2->type == gfx_lineTo) {
1752 vec[pos].code = ART_LINETO;
1757 } else if(l2->type == gfx_splineTo) {
1759 int parts = (int)(sqrt(fabs(l2->x-2*l2->sx+x) + fabs(l2->y-2*l2->sy+y))*subfraction);
1760 if(!parts) parts = 1;
1761 for(i=0;i<=parts;i++) {
1762 double t = (double)i/(double)parts;
1763 vec[pos].code = ART_LINETO;
1764 vec[pos].x = l2->x*t*t + 2*l2->sx*t*(1-t) + x*(1-t)*(1-t);
1765 vec[pos].y = l2->y*t*t + 2*l2->sy*t*(1-t) + y*(1-t)*(1-t);
1774 vec[pos].code = ART_END;
1779 static ArtSVP* gfxfillToSVP(gfxline_t*line)
1781 ArtVpath* vec = gfxline_to_ArtVpath(line);
1782 ArtSVP *svp = art_svp_from_vpath(vec);
1787 static ArtSVP* gfxstrokeToSVP(gfxline_t*line, gfxcoord_t width, gfx_capType cap_style, gfx_joinType joint_style, double miterLimit)
1789 ArtVpath* vec = gfxline_to_ArtVpath(line);
1790 ArtSVP *svp = art_svp_vpath_stroke (vec,
1791 (joint_style==gfx_joinMiter)?ART_PATH_STROKE_JOIN_MITER:
1792 ((joint_style==gfx_joinRound)?ART_PATH_STROKE_JOIN_ROUND:
1793 ((joint_style==gfx_joinBevel)?ART_PATH_STROKE_JOIN_BEVEL:ART_PATH_STROKE_JOIN_BEVEL)),
1794 (cap_style==gfx_capButt)?ART_PATH_STROKE_CAP_BUTT:
1795 ((cap_style==gfx_capRound)?ART_PATH_STROKE_CAP_ROUND:
1796 ((cap_style==gfx_capSquare)?ART_PATH_STROKE_CAP_SQUARE:ART_PATH_STROKE_CAP_SQUARE)),
1798 miterLimit, //miter_limit
1805 static gfxline_t* SVPtogfxline(ArtSVP*svp)
1810 for(t=0;t<svp->n_segs;t++) {
1811 size += svp->segs[t].n_points + 1;
1813 gfxline_t* lines = (gfxline_t*)rfx_alloc(sizeof(gfxline_t)*size);
1815 for(t=0;t<svp->n_segs;t++) {
1816 ArtSVPSeg* seg = &svp->segs[t];
1818 for(p=0;p<seg->n_points;p++) {
1819 lines[pos].type = p==0?gfx_moveTo:gfx_lineTo;
1820 ArtPoint* point = &seg->points[p];
1821 lines[pos].x = point->x;
1822 lines[pos].y = point->y;
1823 lines[pos].next = &lines[pos+1];
1828 lines[pos-1].next = 0;
1836 static int imageInCache(gfxdevice_t*dev, void*data, int width, int height)
1840 static void addImageToCache(gfxdevice_t*dev, void*data, int width, int height)
1844 static int add_image(swfoutput_internal*i, gfximage_t*img, int targetwidth, int targetheight, int* newwidth, int* newheight)
1846 gfxdevice_t*dev = i->dev;
1848 RGBA*mem = (RGBA*)img->data;
1850 int sizex = img->width;
1851 int sizey = img->height;
1852 int is_jpeg = i->jpeg;
1855 int newsizex=sizex, newsizey=sizey;
1858 if(is_jpeg && i->config_jpegsubpixels) {
1859 newsizex = (int)(targetwidth*i->config_jpegsubpixels+0.5);
1860 newsizey = (int)(targetheight*i->config_jpegsubpixels+0.5);
1861 } else if(!is_jpeg && i->config_ppmsubpixels) {
1862 newsizex = (int)(targetwidth*i->config_ppmsubpixels+0.5);
1863 newsizey = (int)(targetheight*i->config_ppmsubpixels+0.5);
1867 if(sizex<=0 || sizey<=0 || newsizex<=0 || newsizey<=0)
1870 /* TODO: cache images */
1872 if(newsizex<sizex || newsizey<sizey) {
1873 msg("<verbose> Scaling %dx%d image to %dx%d", sizex, sizey, newsizex, newsizey);
1874 newpic = swf_ImageScale(mem, sizex, sizey, newsizex, newsizey);
1875 *newwidth = sizex = newsizex;
1876 *newheight = sizey = newsizey;
1879 *newwidth = newsizex = sizex;
1880 *newheight = newsizey = sizey;
1883 int num_colors = swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,0);
1884 int has_alpha = swf_ImageHasAlpha(mem,sizex,sizey);
1886 msg("<verbose> Drawing %dx%d %s%simage at size %dx%d (%dx%d), %s%d colors",
1888 has_alpha?(has_alpha==2?"semi-transparent ":"transparent "):"",
1891 targetwidth, targetheight,
1892 /*newsizex, newsizey,*/
1893 num_colors>256?">":"", num_colors>256?256:num_colors);
1895 /*RGBA* pal = (RGBA*)rfx_alloc(sizeof(RGBA)*num_colors);
1896 swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,pal);
1898 for(t=0;t<num_colors;t++) {
1899 printf("%02x%02x%02x%02x ",
1900 pal[t].r, pal[t].g, pal[t].b, pal[t].a);
1907 int cacheid = imageInCache(dev, mem, sizex, sizey);
1910 bitid = getNewID(dev);
1911 i->tag = swf_AddImage(i->tag, bitid, mem, sizex, sizey, i->config_jpegquality);
1912 addImageToCache(dev, mem, sizex, sizey);
1922 static SRECT gfxline_getSWFbbox(gfxline_t*line)
1924 gfxbbox_t bbox = gfxline_getbbox(line);
1926 r.xmin = (int)(bbox.xmin*20);
1927 r.ymin = (int)(bbox.ymin*20);
1928 r.xmax = (int)(bbox.xmax*20);
1929 r.ymax = (int)(bbox.ymax*20);
1933 static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform)
1935 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1940 int targetx = (int)(sqrt(matrix->m00*matrix->m00 + matrix->m01*matrix->m01)*img->width);
1941 int targety = (int)(sqrt(matrix->m10*matrix->m10 + matrix->m11*matrix->m11)*img->height);
1943 int newwidth=0,newheight=0;
1944 int bitid = add_image(i, img, targetx, targety, &newwidth, &newheight);
1947 double fx = (double)img->width / (double)newwidth;
1948 double fy = (double)img->height / (double)newheight;
1953 m.sx = (int)(65536*20*matrix->m00*fx); m.r1 = (int)(65536*20*matrix->m10*fy);
1954 m.r0 = (int)(65536*20*matrix->m01*fx); m.sy = (int)(65536*20*matrix->m11*fy);
1955 m.tx = (int)(matrix->tx*20);
1956 m.ty = (int)(matrix->ty*20);
1959 int myshapeid = getNewID(dev);
1960 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
1962 swf_ShapeNew(&shape);
1963 int fsid = swf_ShapeAddBitmapFillStyle(shape,&m,bitid,1);
1964 swf_SetU16(i->tag, myshapeid);
1965 SRECT r = gfxline_getSWFbbox(line);
1966 swf_SetRect(i->tag,&r);
1967 swf_SetShapeStyles(i->tag,shape);
1968 swf_ShapeCountBits(shape,NULL,NULL);
1969 swf_SetShapeBits(i->tag,shape);
1970 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
1971 i->swflastx = i->swflasty = UNDEFINED_COORD;
1972 drawgfxline(dev, line);
1973 swf_ShapeSetEnd(i->tag);
1974 swf_ShapeFree(shape);
1976 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
1977 CXFORM cxform2 = gfxcxform_to_cxform(cxform);
1978 swf_ObjectPlace(i->tag,myshapeid,getNewDepth(dev),&i->page_matrix,&cxform2,NULL);
1981 static void swf_startclip(gfxdevice_t*dev, gfxline_t*line)
1983 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1988 if(i->clippos >= 127)
1990 msg("<warning> Too many clip levels.");
1994 int myshapeid = getNewID(dev);
1995 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
1997 memset(&col, 0, sizeof(RGBA));
1999 swf_ShapeNew(&shape);
2000 int fsid = swf_ShapeAddSolidFillStyle(shape,&col);
2001 swf_SetU16(i->tag,myshapeid);
2002 SRECT r = gfxline_getSWFbbox(line);
2003 swf_SetRect(i->tag,&r);
2004 swf_SetShapeStyles(i->tag,shape);
2005 swf_ShapeCountBits(shape,NULL,NULL);
2006 swf_SetShapeBits(i->tag,shape);
2007 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
2008 i->swflastx = i->swflasty = UNDEFINED_COORD;
2009 drawgfxline(dev, line);
2010 swf_ShapeSetEnd(i->tag);
2011 swf_ShapeFree(shape);
2013 /* TODO: remember the bbox, and check all shapes against it */
2015 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
2016 i->cliptags[i->clippos] = i->tag;
2017 i->clipshapes[i->clippos] = myshapeid;
2018 i->clipdepths[i->clippos] = getNewDepth(dev);
2022 static void swf_endclip(gfxdevice_t*dev)
2024 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2031 msg("<error> Invalid end of clipping region");
2035 /*swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,
2036 / * clip to depth: * / i->depth <= i->clipdepths[i->clippos]? i->depth : i->depth - 1);
2038 swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,i->depth);
2040 static int gfxline_type(gfxline_t*line)
2046 int haszerosegments=0;
2048 if(line->type == gfx_moveTo) {
2051 } else if(line->type == gfx_lineTo) {
2055 } else if(line->type == gfx_splineTo) {
2057 if(tmpsplines>lines)
2062 if(lines==0 && splines==0) return 0;
2063 else if(lines==1 && splines==0) return 1;
2064 else if(lines==0 && splines==1) return 2;
2065 else if(splines==0) return 3;
2069 static int gfxline_has_dots(gfxline_t*line)
2076 if(line->type == gfx_moveTo) {
2077 if(isline && dist < 1) {
2082 } else if(line->type == gfx_lineTo) {
2083 dist += fabs(line->x - x) + fabs(line->y - y);
2085 } else if(line->type == gfx_splineTo) {
2086 dist += fabs(line->sx - x) + fabs(line->sy - y) +
2087 fabs(line->x - line->sx) + fabs(line->y - line->sy);
2094 if(isline && dist < 1) {
2100 static int gfxline_fix_short_edges(gfxline_t*line)
2104 if(line->type == gfx_lineTo) {
2105 if(fabs(line->x - x) + fabs(line->y - y) < 0.01) {
2108 } else if(line->type == gfx_splineTo) {
2109 if(fabs(line->sx - x) + fabs(line->sy - y) +
2110 fabs(line->x - line->sx) + fabs(line->y - line->sy) < 0.01) {
2121 static char is_inside_page(gfxdevice_t*dev, gfxcoord_t x, gfxcoord_t y)
2123 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2124 if(x<i->min_x || x>i->max_x) return 0;
2125 if(y<i->min_y || y>i->max_y) return 0;
2129 static void show_path(ArtSVP*path)
2132 printf("Segments: %d\n", path->n_segs);
2133 for(t=0;t<path->n_segs;t++) {
2134 ArtSVPSeg* seg = &path->segs[t];
2135 printf("Segment %d: %d points, %s, BBox: (%f,%f,%f,%f)\n",
2136 t, seg->n_points, seg->dir==0?"UP ":"DOWN",
2137 seg->bbox.x0, seg->bbox.y0, seg->bbox.x1, seg->bbox.y1);
2139 for(p=0;p<seg->n_points;p++) {
2140 ArtPoint* point = &seg->points[p];
2141 printf(" (%f,%f)\n", point->x, point->y);
2147 gfxline_t* gfxline_move(gfxline_t*line, double x, double y)
2149 gfxline_t*l = line = gfxline_clone(line);
2161 #define NORMALIZE_POLYGON_POSITIONS
2163 static void swf_stroke(gfxdevice_t*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit)
2165 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2166 int type = gfxline_type(line);
2167 int has_dots = gfxline_has_dots(line);
2168 gfxbbox_t r = gfxline_getbbox(line);
2169 int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
2171 /* TODO: * split line into segments, and perform this check for all segments */
2174 (width <= i->config_caplinewidth
2175 || (cap_style == gfx_capRound && joint_style == gfx_joinRound)
2176 || (cap_style == gfx_capRound && type<=2))) {} else
2178 /* convert line to polygon */
2179 msg("<trace> draw as polygon, type=%d dots=%d", type, has_dots);
2181 gfxline_fix_short_edges(line);
2182 /* we need to convert the line into a polygon */
2183 ArtSVP* svp = gfxstrokeToSVP(line, width, cap_style, joint_style, miterLimit);
2184 gfxline_t*gfxline = SVPtogfxline(svp);
2185 dev->fill(dev, gfxline, color);
2191 msg("<trace> draw as stroke, type=%d dots=%d", type, has_dots);
2194 #ifdef NORMALIZE_POLYGON_POSITIONS
2196 double startx = 0, starty = 0;
2197 if(line && line->type == gfx_moveTo) {
2201 line = gfxline_move(line, -startx, -starty);
2202 i->shapeposx = (int)(startx*20);
2203 i->shapeposy = (int)(starty*20);
2206 swfoutput_setstrokecolor(dev, color->r, color->g, color->b, color->a);
2207 swfoutput_setlinewidth(dev, width);
2210 drawgfxline(dev, line);
2212 #ifdef NORMALIZE_POLYGON_POSITIONS
2213 free(line); //account for _move
2217 static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
2219 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2220 gfxbbox_t r = gfxline_getbbox(line);
2221 int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
2224 if(!i->config_ignoredraworder)
2227 #ifdef NORMALIZE_POLYGON_POSITIONS
2229 double startx = 0, starty = 0;
2230 if(line && line->type == gfx_moveTo) {
2234 line = gfxline_move(line, -startx, -starty);
2235 i->shapeposx = (int)(startx*20);
2236 i->shapeposy = (int)(starty*20);
2239 swfoutput_setfillcolor(dev, color->r, color->g, color->b, color->a);
2243 drawgfxline(dev, line);
2244 msg("<trace> end of swf_fill (shapeid=%d)", i->shapeid);
2246 #ifdef NORMALIZE_POLYGON_POSITIONS
2247 free(line); //account for _move
2250 static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix)
2252 msg("<error> Gradient filling not implemented yet");
2255 static SWFFONT* gfxfont_to_swffont(gfxfont_t*font, char* id)
2257 SWFFONT*swffont = (SWFFONT*)rfx_calloc(sizeof(SWFFONT));
2260 swffont->version = 2;
2261 swffont->name = (U8*)strdup(id);
2262 swffont->layout = (SWFLAYOUT*)rfx_calloc(sizeof(SWFLAYOUT));
2263 swffont->layout->ascent = 0; /* ? */
2264 swffont->layout->descent = 0;
2265 swffont->layout->leading = 0;
2266 swffont->layout->bounds = (SRECT*)rfx_calloc(sizeof(SRECT)*font->num_glyphs);
2267 swffont->encoding = FONT_ENCODING_UNICODE;
2268 swffont->numchars = font->num_glyphs;
2269 swffont->maxascii = font->max_unicode;
2270 swffont->ascii2glyph = (int*)rfx_calloc(sizeof(int)*swffont->maxascii);
2271 swffont->glyph2ascii = (U16*)rfx_calloc(sizeof(U16)*swffont->numchars);
2272 swffont->glyph = (SWFGLYPH*)rfx_calloc(sizeof(SWFGLYPH)*swffont->numchars);
2273 swffont->glyphnames = (char**)rfx_calloc(sizeof(char*)*swffont->numchars);
2274 for(t=0;t<font->max_unicode;t++) {
2275 swffont->ascii2glyph[t] = font->unicode2glyph[t];
2277 for(t=0;t<font->num_glyphs;t++) {
2280 swffont->glyph2ascii[t] = font->glyphs[t].unicode;
2281 if(font->glyphs[t].name) {
2282 swffont->glyphnames[t] = strdup(font->glyphs[t].name);
2284 swffont->glyphnames[t] = 0;
2286 swffont->glyph[t].advance = (int)(font->glyphs[t].advance * 20);
2288 swf_Shape01DrawerInit(&draw, 0);
2289 line = font->glyphs[t].line;
2292 c.x = line->sx; c.y = line->sy;
2293 to.x = line->x; to.y = line->y;
2294 if(line->type == gfx_moveTo) {
2295 draw.moveTo(&draw, &to);
2296 } else if(line->type == gfx_lineTo) {
2297 draw.lineTo(&draw, &to);
2298 } else if(line->type == gfx_splineTo) {
2299 draw.splineTo(&draw, &c, &to);
2304 swffont->glyph[t].shape = swf_ShapeDrawerToShape(&draw);
2305 swffont->layout->bounds[t] = swf_ShapeDrawerGetBBox(&draw);
2306 draw.dealloc(&draw);
2311 static void swf_addfont(gfxdevice_t*dev, char*fontid, gfxfont_t*font)
2313 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2315 if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,fontid))
2316 return; // the requested font is the current font
2318 fontlist_t*last=0,*l = i->fontlist;
2321 if(!strcmp((char*)l->swffont->name, fontid)) {
2322 return; // we already know this font
2326 l = (fontlist_t*)rfx_calloc(sizeof(fontlist_t));
2327 l->swffont = gfxfont_to_swffont(font, fontid);
2334 swf_FontSetID(l->swffont, getNewID(i->dev));
2336 if(getScreenLogLevel() >= LOGLEVEL_DEBUG) {
2337 // print font information
2338 msg("<debug> Font %s",fontid);
2339 msg("<debug> | ID: %d", l->swffont->id);
2340 msg("<debug> | Version: %d", l->swffont->version);
2341 msg("<debug> | Name: %s", l->swffont->name);
2342 msg("<debug> | Numchars: %d", l->swffont->numchars);
2343 msg("<debug> | Maxascii: %d", l->swffont->maxascii);
2344 msg("<debug> | Style: %d", l->swffont->style);
2345 msg("<debug> | Encoding: %d", l->swffont->encoding);
2346 for(int iii=0; iii<l->swffont->numchars;iii++) {
2347 msg("<debug> | Glyph %d) name=%s, unicode=%d size=%d bbox=(%.2f,%.2f,%.2f,%.2f)\n", iii, l->swffont->glyphnames?l->swffont->glyphnames[iii]:"<nonames>", l->swffont->glyph2ascii[iii], l->swffont->glyph[iii].shape->bitlen,
2348 l->swffont->layout->bounds[iii].xmin/20.0,
2349 l->swffont->layout->bounds[iii].ymin/20.0,
2350 l->swffont->layout->bounds[iii].xmax/20.0,
2351 l->swffont->layout->bounds[iii].ymax/20.0
2354 for(t=0;t<l->swffont->maxascii;t++) {
2355 if(l->swffont->ascii2glyph[t] == iii)
2356 msg("<debug> | - maps to %d",t);
2362 static void swf_switchfont(gfxdevice_t*dev, char*fontid)
2364 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2366 if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,fontid))
2367 return; // the requested font is the current font
2369 fontlist_t*l = i->fontlist;
2371 if(!strcmp((char*)l->swffont->name, fontid)) {
2372 i->swffont = l->swffont;
2377 msg("<error> Unknown font id: %s", fontid);
2381 static void swf_drawchar(gfxdevice_t*dev, char*fontid, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
2383 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2385 if(!i->swffont || !i->swffont->name || strcmp((char*)i->swffont->name,fontid)) // not equal to current font
2387 /* TODO: remove the need for this (enhance getcharacterbbox so that it can cope
2388 with multiple fonts */
2391 swf_switchfont(dev, fontid); // set the current font
2393 swfoutput_setfontmatrix(dev, matrix->m00, matrix->m01, matrix->m10, matrix->m11);
2402 drawchar(dev, i->swffont, glyph, &m, color);