3 Part of the swftools package.
5 Copyright (c) 2001,2002,2003,2004,2005 Matthias Kramm <kramm@quiss.org>
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"
40 #include "../rfxswf.h"
41 #include "../gfxdevice.h"
42 #include "../gfxtools.h"
43 #include "../art/libart.h"
45 #include "../gfxpoly.h"
47 #define CHARDATAMAX 8192
51 typedef struct _chardata {
53 int fontid; /* TODO: use a SWFFONT instead */
60 typedef struct _fontlist
63 struct _fontlist*next;
66 typedef long int twip;
68 typedef struct _swfmatrix {
69 double m11,m12,m21,m22,m31,m32;
72 typedef struct _swfoutput_internal
74 gfxdevice_t*dev; // the gfxdevice object where this internal struct resides
76 double config_dumpfonts;
77 double config_ppmsubpixels;
78 double config_jpegsubpixels;
79 int config_opennewwindow;
80 int config_ignoredraworder;
81 int config_drawonlyshapes;
82 int config_jpegquality;
83 int config_storeallcharacters;
84 int config_enablezlib;
85 int config_insertstoptag;
87 int config_flashversion;
88 int config_reordertags;
89 int config_showclipshapes;
90 int config_splinemaxerror;
91 int config_fontsplinemaxerror;
92 int config_filloverlap;
95 int config_disable_polygon_conversion;
96 int config_normalize_polygon_positions;
97 RGBA config_linkcolor;
98 float config_minlinewidth;
99 double config_caplinewidth;
100 char* config_linktarget;
101 char*config_internallinkfunction;
102 char*config_externallinkfunction;
104 double config_framerate;
108 fontlist_t* fontlist;
145 int pic_height[1024];
151 char fillstylechanged;
153 int jpeg; //next image type
158 chardata_t chardata[CHARDATAMAX];
165 int current_font_size;
167 double lastfontm11,lastfontm12,lastfontm21,lastfontm22;
178 } swfoutput_internal;
180 static void swf_fillbitmap(gfxdevice_t*driver, gfxline_t*line, gfximage_t*img, gfxmatrix_t*move, gfxcxform_t*cxform);
181 static int swf_setparameter(gfxdevice_t*driver, const char*key, const char*value);
182 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);
183 static void swf_startclip(gfxdevice_t*dev, gfxline_t*line);
184 static void swf_endclip(gfxdevice_t*dev);
185 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);
186 static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color);
187 static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform);
188 static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix);
189 static void swf_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix);
190 static void swf_addfont(gfxdevice_t*dev, gfxfont_t*font);
191 static void swf_drawlink(gfxdevice_t*dev, gfxline_t*line, const char*action);
192 static void swf_startframe(gfxdevice_t*dev, int width, int height);
193 static void swf_endframe(gfxdevice_t*dev);
194 static gfxresult_t* swf_finish(gfxdevice_t*driver);
196 static swfoutput_internal* init_internal_struct()
198 swfoutput_internal*i = (swfoutput_internal*)malloc(sizeof(swfoutput_internal));
199 memset(i, 0, sizeof(swfoutput_internal));
223 i->fillstylechanged = 0;
230 i->config_dumpfonts=0;
231 i->config_ppmsubpixels=0;
232 i->config_jpegsubpixels=0;
233 i->config_opennewwindow=1;
234 i->config_ignoredraworder=0;
235 i->config_drawonlyshapes=0;
236 i->config_jpegquality=85;
237 i->config_storeallcharacters=0;
238 i->config_enablezlib=0;
239 i->config_insertstoptag=0;
240 i->config_flashversion=6;
241 i->config_framerate=0.25;
242 i->config_splinemaxerror=1;
243 i->config_fontsplinemaxerror=1;
244 i->config_filloverlap=0;
246 i->config_bboxvars=0;
247 i->config_showclipshapes=0;
248 i->config_minlinewidth=0.05;
249 i->config_caplinewidth=1;
250 i->config_linktarget=0;
251 i->config_internallinkfunction=0;
252 i->config_externallinkfunction=0;
253 i->config_reordertags=1;
255 i->config_linkcolor.r = i->config_linkcolor.g = i->config_linkcolor.b = 255;
256 i->config_linkcolor.a = 0x40;
261 static int id_error = 0;
263 static U16 getNewID(gfxdevice_t* dev)
265 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
266 if(i->currentswfid == 65535) {
268 msg("<error> ID Table overflow");
269 msg("<error> This file is too complex to render- SWF only supports 65536 shapes at once");
275 return ++i->currentswfid;
277 static U16 getNewDepth(gfxdevice_t* dev)
279 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
280 if(i->depth == 65535) {
282 msg("<error> Depth Table overflow");
283 msg("<error> This file is too complex to render- SWF only supports 65536 shapes at once");
292 static void startshape(gfxdevice_t* dev);
293 static void starttext(gfxdevice_t* dev);
294 static void endshape(gfxdevice_t* dev);
295 static void endtext(gfxdevice_t* dev);
297 typedef struct _plotxy
302 // write a move-to command into the swf
303 static int movetoxy(gfxdevice_t*dev, TAG*tag, plotxy_t p0)
305 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
306 int rx = (int)(p0.x*20);
307 int ry = (int)(p0.y*20);
308 if(rx!=i->swflastx || ry!=i->swflasty || i->fillstylechanged) {
309 swf_ShapeSetMove (tag, i->shape, rx,ry);
310 i->fillstylechanged = 0;
317 static int moveto(gfxdevice_t*dev, TAG*tag, double x, double y)
319 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
323 return movetoxy(dev, tag, p);
325 static void addPointToBBox(gfxdevice_t*dev, int px, int py)
327 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
333 swf_ExpandRect(&i->bboxrect, p);
335 swf_ExpandRect3(&i->bboxrect, p, i->linewidth*3/2);
339 /*static void plot(gfxdevice_t*dev, int x, int y, TAG*tag)
341 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
342 int width = i->linewidth/4;
346 //swf_ShapeSetLine(tag, i->shape,-width,-width);
347 //swf_ShapeSetLine(tag, i->shape,width*2,0);
348 //swf_ShapeSetLine(tag, i->shape,0,width*2);
349 //swf_ShapeSetLine(tag, i->shape,-width*2,0);
350 //swf_ShapeSetLine(tag, i->shape,0,-width*2);
351 //swf_ShapeSetLine(tag, i->shape,width,width);
354 swf_ShapeSetLine(tag, i->shape,-width,0);
355 swf_ShapeSetLine(tag, i->shape,width,-width);
356 swf_ShapeSetLine(tag, i->shape,width,width);
357 swf_ShapeSetLine(tag, i->shape,-width,width);
358 swf_ShapeSetLine(tag, i->shape,-width,-width);
359 swf_ShapeSetLine(tag, i->shape,width,0);
361 addPointToBBox(dev, x-width ,y-width);
362 addPointToBBox(dev, x+width ,y+width);
365 // write a line-to command into the swf
366 static void linetoxy(gfxdevice_t*dev, TAG*tag, plotxy_t p0)
368 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
369 int px = (int)(p0.x*20);
370 int py = (int)(p0.y*20);
371 int rx = (px-i->swflastx);
372 int ry = (py-i->swflasty);
374 swf_ShapeSetLine (tag, i->shape, rx,ry);
375 addPointToBBox(dev, i->swflastx,i->swflasty);
376 addPointToBBox(dev, px,py);
377 }/* else if(!i->fill) {
378 // treat lines of length 0 as plots, making them
379 // at least 1 twip wide so Flash will display them
380 plot(dev, i->swflastx, i->swflasty, tag);
387 static void lineto(gfxdevice_t*dev, TAG*tag, double x, double y)
392 linetoxy(dev,tag, p);
395 // write a spline-to command into the swf
396 static void splineto(gfxdevice_t*dev, TAG*tag, plotxy_t control,plotxy_t end)
398 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
399 int lastlastx = i->swflastx;
400 int lastlasty = i->swflasty;
402 int cx = ((int)(control.x*20)-i->swflastx);
403 int cy = ((int)(control.y*20)-i->swflasty);
406 int ex = ((int)(end.x*20)-i->swflastx);
407 int ey = ((int)(end.y*20)-i->swflasty);
411 if((cx || cy) && (ex || ey)) {
412 swf_ShapeSetCurve(tag, i->shape, cx,cy,ex,ey);
413 addPointToBBox(dev, lastlastx ,lastlasty );
414 addPointToBBox(dev, lastlastx+cx,lastlasty+cy);
415 addPointToBBox(dev, lastlastx+cx+ex,lastlasty+cy+ey);
416 } else if(cx || cy || ex || ey) {
417 swf_ShapeSetLine(tag, i->shape, cx+ex,cy+ey);
418 addPointToBBox(dev, lastlastx ,lastlasty );
419 addPointToBBox(dev, lastlastx+cx,lastlasty+cy);
420 addPointToBBox(dev, lastlastx+cx+ex,lastlasty+cy+ey);
426 /* write a line, given two points and the transformation
428 /*static void line(gfxdevice_t*dev, TAG*tag, plotxy_t p0, plotxy_t p1)
430 moveto(dev, tag, p0);
431 lineto(dev, tag, p1);
434 void resetdrawer(gfxdevice_t*dev)
436 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
441 static void stopFill(gfxdevice_t*dev)
443 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
444 if(i->lastwasfill!=0)
446 swf_ShapeSetStyle(i->tag,i->shape,i->linestyleid,0x8000,0);
447 i->fillstylechanged = 1;
451 static void startFill(gfxdevice_t*dev)
453 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
454 if(i->lastwasfill!=1)
456 swf_ShapeSetStyle(i->tag,i->shape,0x8000,i->fillstyleid,0);
457 i->fillstylechanged = 1;
462 static inline int colorcompare(gfxdevice_t*dev, RGBA*a,RGBA*b)
474 static SRECT getcharacterbbox(gfxdevice_t*dev, SWFFONT*font, MATRIX* m)
476 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
479 memset(&r, 0, sizeof(r));
482 if(debug) printf("\n");
483 for(t=0;t<i->chardatapos;t++)
485 if(i->chardata[t].fontid != font->id) {
486 msg("<error> Internal error: fontid %d != fontid %d", i->chardata[t].fontid, font->id);
489 SRECT b = font->layout->bounds[i->chardata[t].charid];
490 b.xmin *= i->chardata[t].size;
491 b.ymin *= i->chardata[t].size;
492 b.xmax *= i->chardata[t].size;
493 b.ymax *= i->chardata[t].size;
495 /* divide by 1024, rounding xmax/ymax up */
496 b.xmax += 1023; b.ymax += 1023; b.xmin /= 1024; b.ymin /= 1024; b.xmax /= 1024; b.ymax /= 1024;
498 b.xmin += i->chardata[t].x;
499 b.ymin += i->chardata[t].y;
500 b.xmax += i->chardata[t].x;
501 b.ymax += i->chardata[t].y;
503 /* until we solve the INTERNAL_SCALING problem (see below)
504 make sure the bounding box is big enough */
510 b = swf_TurnRect(b, m);
512 if(debug) printf("(%f,%f,%f,%f) -> (%f,%f,%f,%f) [font %d/%d, char %d]\n",
513 font->layout->bounds[i->chardata[t].charid].xmin/20.0,
514 font->layout->bounds[i->chardata[t].charid].ymin/20.0,
515 font->layout->bounds[i->chardata[t].charid].xmax/20.0,
516 font->layout->bounds[i->chardata[t].charid].ymax/20.0,
521 i->chardata[t].fontid,
523 i->chardata[t].charid
525 swf_ExpandRect2(&r, &b);
527 if(debug) printf("-----> (%f,%f,%f,%f)\n",
535 static void putcharacters(gfxdevice_t*dev, TAG*tag)
537 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
541 color.r = i->chardata[0].color.r^255;
550 int charadvance[128];
553 int glyphbits=1; //TODO: can this be zero?
556 if(tag->id != ST_DEFINETEXT &&
557 tag->id != ST_DEFINETEXT2) {
558 msg("<error> internal error: putcharacters needs an text tag, not %d\n",tag->id);
561 if(!i->chardatapos) {
562 msg("<warning> putcharacters called with zero characters");
565 for(pass = 0; pass < 2; pass++)
575 advancebits++; // add sign bit
576 swf_SetU8(tag, glyphbits);
577 swf_SetU8(tag, advancebits);
580 for(t=0;t<=i->chardatapos;t++)
582 if(lastfontid != i->chardata[t].fontid ||
583 lastx!=i->chardata[t].x ||
584 lasty!=i->chardata[t].y ||
585 !colorcompare(dev,&color, &i->chardata[t].color) ||
587 lastsize != i->chardata[t].size ||
590 if(charstorepos && pass==0)
593 for(s=0;s<charstorepos;s++)
595 while(charids[s]>=(1<<glyphbits))
597 while(charadvance[s]>=(1<<advancebits))
601 if(charstorepos && pass==1)
603 tag->writeBit = 0; // Q&D
604 swf_SetBits(tag, 0, 1); // GLYPH Record
605 swf_SetBits(tag, charstorepos, 7); // number of glyphs
607 for(s=0;s<charstorepos;s++)
609 swf_SetBits(tag, charids[s], glyphbits);
610 swf_SetBits(tag, charadvance[s], advancebits);
615 if(pass == 1 && t<i->chardatapos)
621 if(lastx != i->chardata[t].x ||
622 lasty != i->chardata[t].y)
624 newx = i->chardata[t].x;
625 newy = i->chardata[t].y;
631 if(!colorcompare(dev,&color, &i->chardata[t].color))
633 color = i->chardata[t].color;
636 font.id = i->chardata[t].fontid;
637 if(lastfontid != i->chardata[t].fontid || lastsize != i->chardata[t].size)
640 tag->writeBit = 0; // Q&D
641 swf_TextSetInfoRecord(tag, newfont, i->chardata[t].size, newcolor, newx,newy);
644 lastfontid = i->chardata[t].fontid;
645 lastx = i->chardata[t].x;
646 lasty = i->chardata[t].y;
647 lastsize = i->chardata[t].size;
650 if(t==i->chardatapos)
654 int nextt = t==i->chardatapos-1?t:t+1;
655 int rel = i->chardata[nextt].x-i->chardata[t].x;
656 if(rel>=0 && (rel<(1<<(advancebits-1)) || pass==0)) {
658 lastx=i->chardata[nextt].x;
662 lastx=i->chardata[t].x;
664 charids[charstorepos] = i->chardata[t].charid;
665 charadvance[charstorepos] = advance;
672 static void putcharacter(gfxdevice_t*dev, int fontid, int charid, int x,int y, int size, RGBA color)
674 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
675 if(i->chardatapos == CHARDATAMAX)
677 msg("<warning> Character buffer too small. SWF will be slightly bigger");
681 i->chardata[i->chardatapos].fontid = fontid;
682 i->chardata[i->chardatapos].charid = charid;
683 i->chardata[i->chardatapos].x = x;
684 i->chardata[i->chardatapos].y = y;
685 i->chardata[i->chardatapos].color = color;
686 i->chardata[i->chardatapos].size = size;
690 /* Notice: we can only put chars in the range -1639,1638 (-32768/20,32768/20).
691 So if we set this value to high, the char coordinates will overflow.
692 If we set it to low, however, the char positions will be inaccurate */
693 #define GLYPH_SCALE 1
695 static void endtext(gfxdevice_t*dev)
697 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
701 i->tag = swf_InsertTag(i->tag,ST_DEFINETEXT2);
702 swf_SetU16(i->tag, i->textid);
705 r = getcharacterbbox(dev, i->swffont, &i->fontmatrix);
707 swf_SetRect(i->tag,&r);
709 swf_SetMatrix(i->tag,&i->fontmatrix);
711 msg("<trace> Placing text (%d characters) as ID %d", i->chardatapos, i->textid);
713 putcharacters(dev, i->tag);
716 if(i->swf->fileVersion >= 8) {
717 i->tag = swf_InsertTag(i->tag, ST_CSMTEXTSETTINGS);
718 swf_SetU16(i->tag, i->textid);
720 //swf_SetU8(i->tag, /*subpixel grid*/(2<<3)|/*flashtype*/0x40);
721 swf_SetU8(i->tag, /*grid*/(1<<3)|/*flashtype*/0x40);
722 //swf_SetU8(i->tag, /*no grid*/(0<<3)|/*flashtype*/0x40);
724 swf_SetU32(i->tag, 0);//thickness
725 swf_SetU32(i->tag, 0);//sharpness
726 swf_SetU8(i->tag, 0);//reserved
728 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
730 swf_ObjectPlace(i->tag,i->textid,getNewDepth(dev),&i->page_matrix,NULL,NULL);
734 /* set's the matrix which is to be applied to characters drawn by swfoutput_drawchar() */
735 static void setfontscale(gfxdevice_t*dev,double m11,double m12, double m21,double m22,double x, double y, char force)
741 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
742 if(i->lastfontm11 == m11 &&
743 i->lastfontm12 == m12 &&
744 i->lastfontm21 == m21 &&
745 i->lastfontm22 == m22 && !force)
750 i->lastfontm11 = m11;
751 i->lastfontm12 = m12;
752 i->lastfontm21 = m21;
753 i->lastfontm22 = m22;
755 double xsize = sqrt(m11*m11 + m12*m12);
756 double ysize = sqrt(m21*m21 + m22*m22);
757 i->current_font_size = (xsize>ysize?xsize:ysize)*1;
758 if(i->current_font_size < 1)
759 i->current_font_size = 1;
760 double ifs = 1.0 / (i->current_font_size*GLYPH_SCALE);
763 m.sx = (U32)((m11*ifs)*65536); m.r1 = (U32)((m21*ifs)*65536);
764 m.r0 = (U32)((m12*ifs)*65536); m.sy = (U32)((m22*ifs)*65536);
765 /* this is the position of the first char to set a new fontmatrix-
766 we hope that it's close enough to all other characters using the
767 font, so we use its position as origin for the matrix */
773 static int watermark2_width=47;
774 static int watermark2_height=11;
775 static int watermark2[47] = {95,1989,71,0,2015,337,1678,0,2015,5,1921,320,1938,25,2006,1024,
776 1042,21,13,960,1039,976,8,2000,1359,1088,31,1989,321,1728,0,1152,
777 1344,832,0,1984,0,896,1088,1088,896,0,1984,128,256,512,1984};
779 static void draw_watermark(gfxdevice_t*dev, gfxbbox_t r, char drawall)
781 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
782 double wx = r.xmax / 5.0;
783 double tx = r.xmax*4.0 / 5.0;
784 double ty = r.ymax-wx*watermark2_height/watermark2_width;
785 double sx = (r.xmax - tx) / watermark2_width;
786 double sy = (r.ymax - ty) / watermark2_height;
789 if(ty > 0 && px > 1.0 && py > 1.0) {
791 for(y=0;y<watermark2_height;y++)
792 for(x=0;x<watermark2_width;x++) {
793 if(((watermark2[x]>>y)&1)) {
794 if(!drawall && lrand48()%5)
796 unsigned int b = lrand48();
797 moveto(dev, i->tag, x*sx+tx+((b>>1)&1)/20.0, y*sy+ty+((b>>3)&1)/20.0);
798 lineto(dev, i->tag, x*sx+px+tx+((b>>2)&1)/20.0, y*sy+ty+((b>>3)&1)/20.0);
799 lineto(dev, i->tag, x*sx+px+tx+((b>>2)&1)/20.0, y*sy+py+ty+((b>>4)&1)/20.0);
800 lineto(dev, i->tag, x*sx+tx+((b>>1)&1)/20.0, y*sy+py+ty+((b>>4)&1)/20.0);
801 lineto(dev, i->tag, x*sx+tx+((b>>1)&1)/20.0, y*sy+ty+((b>>3)&1)/20.0);
807 static void swfoutput_setfillcolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
809 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
810 if(i->fillrgb.r == r &&
813 i->fillrgb.a == a) return;
822 static void insert_watermark(gfxdevice_t*dev, char drawall)
824 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
825 if(!drawall && i->watermarks>20)
831 swfoutput_setfillcolor(dev, 0,0,255,192);
833 swfoutput_setfillcolor(dev, lrand48(),lrand48(),lrand48(),(lrand48()&127)+128);
838 gfxbbox_t r; r.xmin = r.ymin = 0;
841 draw_watermark(dev, r, drawall);
847 static void endpage(gfxdevice_t*dev)
849 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
860 if(i->config_watermark) {
861 insert_watermark(dev, 1);
867 void swf_startframe(gfxdevice_t*dev, int width, int height)
869 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
870 if(!i->firstpage && !i->pagefinished)
872 msg("<verbose> Starting new SWF page of size %dx%d", width, height);
874 swf_GetMatrix(0, &i->page_matrix);
875 i->page_matrix.tx = 0;
876 i->page_matrix.ty = 0;
883 /* set clipping/background rectangle */
884 /* TODO: this should all be done in SWFOutputDev */
885 //setBackground(dev, x1, y1, x2, y2);
887 /* increase SWF's bounding box */
893 swf_ExpandRect2(&i->swf->movieSize, &r);
895 i->lastframeno = i->frameno;
900 void swf_endframe(gfxdevice_t*dev)
902 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
907 if( (i->swf->fileVersion <= 8) && (i->config_insertstoptag) ) {
909 atag = action_Stop(atag);
910 atag = action_End(atag);
911 i->tag = swf_InsertTag(i->tag,ST_DOACTION);
912 swf_ActionSet(i->tag,atag);
914 i->tag = swf_InsertTag(i->tag,ST_SHOWFRAME);
917 for(i->depth;i->depth>i->startdepth;i->depth--) {
918 i->tag = swf_InsertTag(i->tag,ST_REMOVEOBJECT2);
919 swf_SetU16(i->tag,i->depth);
921 i->depth = i->startdepth;
924 static void setBackground(gfxdevice_t*dev, int x1, int y1, int x2, int y2)
926 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
928 rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
932 int shapeid = getNewID(dev);
937 i->tag = swf_InsertTag(i->tag, ST_DEFINESHAPE);
939 fs1 = swf_ShapeAddSolidFillStyle(s, &rgb);
940 swf_SetU16(i->tag,shapeid);
941 swf_SetRect(i->tag,&r);
942 swf_SetShapeHeader(i->tag,s);
943 swf_ShapeSetAll(i->tag,s,x1,y1,ls1,fs1,0);
944 swf_ShapeSetLine(i->tag,s,(x2-x1),0);
945 swf_ShapeSetLine(i->tag,s,0,(y2-y1));
946 swf_ShapeSetLine(i->tag,s,(x1-x2),0);
947 swf_ShapeSetLine(i->tag,s,0,(y1-y2));
948 swf_ShapeSetEnd(i->tag);
950 i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
951 swf_ObjectPlace(i->tag,shapeid,getNewDepth(dev),0,0,0);
952 i->tag = swf_InsertTag(i->tag, ST_PLACEOBJECT2);
953 swf_ObjectPlaceClip(i->tag,shapeid,getNewDepth(dev),0,0,0,65535);
956 /* initialize the swf writer */
957 void gfxdevice_swf_init(gfxdevice_t* dev)
959 memset(dev, 0, sizeof(gfxdevice_t));
963 dev->internal = init_internal_struct();
965 dev->startpage = swf_startframe;
966 dev->endpage = swf_endframe;
967 dev->finish = swf_finish;
968 dev->fillbitmap = swf_fillbitmap;
969 dev->setparameter = swf_setparameter;
970 dev->stroke = swf_stroke;
971 dev->startclip = swf_startclip;
972 dev->endclip = swf_endclip;
973 dev->fill = swf_fill;
974 dev->fillbitmap = swf_fillbitmap;
975 dev->fillgradient = swf_fillgradient;
976 dev->addfont = swf_addfont;
977 dev->drawchar = swf_drawchar;
978 dev->drawlink = swf_drawlink;
980 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
985 msg("<verbose> initializing swf output\n", i->max_x,i->max_y);
989 i->swf = (SWF*)rfx_calloc(sizeof(SWF));
990 i->swf->fileVersion = i->config_flashversion;
991 i->swf->frameRate = i->config_framerate*0x100;
992 i->swf->movieSize.xmin = 0;
993 i->swf->movieSize.ymin = 0;
994 i->swf->movieSize.xmax = 0;
995 i->swf->movieSize.ymax = 0;
997 i->swf->firstTag = swf_InsertTag(NULL,ST_SETBACKGROUNDCOLOR);
998 i->tag = i->swf->firstTag;
999 rgb.a = rgb.r = rgb.g = rgb.b = 0xff;
1001 swf_SetRGB(i->tag,&rgb);
1003 i->startdepth = i->depth = 0;
1005 if(i->config_protect)
1006 i->tag = swf_InsertTag(i->tag, ST_PROTECT);
1009 static void startshape(gfxdevice_t*dev)
1011 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1016 //if(i->chardatapos && i->chardata[i->chardatapos-1].color.a)
1019 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
1021 swf_ShapeNew(&i->shape);
1022 i->linestyleid = swf_ShapeAddLineStyle(i->shape,i->linewidth,&i->strokergb);
1023 i->fillstyleid = swf_ShapeAddSolidFillStyle(i->shape,&i->fillrgb);
1025 RGBA markcol = {0,i->mark[0],i->mark[1],i->mark[2]};
1026 swf_ShapeAddSolidFillStyle(i->shape,&markcol);
1029 i->shapeid = getNewID(dev);
1031 msg("<debug> Using shape id %d", i->shapeid);
1033 swf_SetU16(i->tag,i->shapeid); // ID
1035 i->bboxrectpos = i->tag->len;
1039 r.xmax = 20*i->max_x;
1040 r.ymax = 20*i->max_y;
1041 swf_SetRect(i->tag,&r);
1043 memset(&i->bboxrect, 0, sizeof(i->bboxrect));
1045 swf_SetShapeStyles(i->tag,i->shape);
1046 swf_ShapeCountBits(i->shape,NULL,NULL);
1047 swf_SetShapeBits(i->tag,i->shape);
1049 /* TODO: do we really need this? */
1050 //swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,i->linestyleid,0,0);
1051 //swf_ShapeSetAll(i->tag,i->shape,/*x*/UNDEFINED_COORD,/*y*/UNDEFINED_COORD,i->linestyleid,0,0);
1052 i->swflastx=i->swflasty=UNDEFINED_COORD;
1053 i->lastwasfill = -1;
1054 i->shapeisempty = 1;
1057 static void starttext(gfxdevice_t*dev)
1059 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1063 if(i->config_watermark) {
1064 insert_watermark(dev, 0);
1066 i->textid = getNewID(dev);
1067 i->swflastx=i->swflasty=0;
1071 /* TODO: move to ../lib/rfxswf */
1072 void changeRect(gfxdevice_t*dev, TAG*tag, int pos, SRECT*newrect)
1074 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1075 /* determine length of old rect */
1079 swf_GetRect(tag, &old);
1080 swf_ResetReadBits(tag);
1081 int pos_end = tag->pos;
1083 int len = tag->len - pos_end;
1084 U8*data = (U8*)malloc(len);
1085 memcpy(data, &tag->data[pos_end], len);
1088 swf_SetRect(tag, newrect);
1089 swf_SetBlock(tag, data, len);
1091 tag->pos = tag->readBit = 0;
1094 void cancelshape(gfxdevice_t*dev)
1096 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1097 /* delete old shape tag */
1099 i->tag = i->tag->prev;
1100 swf_DeleteTag(todel);
1101 if(i->shape) {swf_ShapeFree(i->shape);i->shape=0;}
1103 i->bboxrectpos = -1;
1105 // i->currentswfid--; // this was an *exceptionally* bad idea
1108 void fixAreas(gfxdevice_t*dev)
1110 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1111 if(!i->shapeisempty && i->fill &&
1112 (i->bboxrect.xmin == i->bboxrect.xmax ||
1113 i->bboxrect.ymin == i->bboxrect.ymax) &&
1114 i->config_minlinewidth >= 0.001
1116 msg("<debug> Shape has size 0: width=%.2f height=%.2f",
1117 (i->bboxrect.xmax-i->bboxrect.xmin)/20.0,
1118 (i->bboxrect.ymax-i->bboxrect.ymin)/20.0
1121 SRECT r = i->bboxrect;
1123 if(r.xmin == r.xmax && r.ymin == r.ymax) {
1124 /* this thing comes down to a single dot- nothing to fix here */
1130 RGBA save_col = i->strokergb;
1131 int save_width = i->linewidth;
1133 i->strokergb = i->fillrgb;
1134 i->linewidth = (int)(i->config_minlinewidth*20);
1135 if(i->linewidth==0) i->linewidth = 1;
1140 moveto(dev, i->tag, r.xmin/20.0,r.ymin/20.0);
1141 lineto(dev, i->tag, r.xmax/20.0,r.ymax/20.0);
1143 i->strokergb = save_col;
1144 i->linewidth = save_width;
1149 static void endshape_noput(gfxdevice_t*dev)
1151 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1154 //changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
1157 swf_ShapeFree(i->shape);
1165 static void endshape(gfxdevice_t*dev)
1167 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1173 if(i->shapeisempty ||
1175 (i->bboxrect.xmin == i->bboxrect.xmax &&
1176 i->bboxrect.ymin == i->bboxrect.ymax))
1178 // delete the shape again, we didn't do anything
1179 msg("<debug> cancelling shape: bbox is (%f,%f,%f,%f)",
1180 i->bboxrect.xmin /20.0,
1181 i->bboxrect.ymin /20.0,
1182 i->bboxrect.xmax /20.0,
1183 i->bboxrect.ymax /20.0
1189 swf_ShapeSetEnd(i->tag);
1191 changeRect(dev, i->tag, i->bboxrectpos, &i->bboxrect);
1193 msg("<trace> Placing shape ID %d", i->shapeid);
1195 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
1196 MATRIX m = i->page_matrix;
1197 m.tx += i->shapeposx;
1198 m.ty += i->shapeposy;
1199 swf_ObjectPlace(i->tag,i->shapeid,getNewDepth(dev),&m,NULL,NULL);
1201 if(i->config_animate) {
1202 i->tag = swf_InsertTag(i->tag,ST_SHOWFRAME);
1205 swf_ShapeFree(i->shape);
1208 i->bboxrectpos = -1;
1215 void wipeSWF(SWF*swf)
1217 TAG*tag = swf->firstTag;
1219 TAG*next = tag->next;
1220 if(tag->id != ST_SETBACKGROUNDCOLOR &&
1221 tag->id != ST_END &&
1222 tag->id != ST_DOACTION &&
1223 tag->id != ST_SHOWFRAME) {
1230 void swfoutput_finalize(gfxdevice_t*dev)
1232 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1234 if(i->tag && i->tag->id == ST_END)
1235 return; //already done
1237 if(i->config_bboxvars) {
1238 TAG* tag = swf_InsertTag(i->swf->firstTag, ST_DOACTION);
1240 a = action_PushString(a, "xmin");
1241 a = action_PushFloat(a, i->swf->movieSize.xmin / 20.0);
1242 a = action_SetVariable(a);
1243 a = action_PushString(a, "ymin");
1244 a = action_PushFloat(a, i->swf->movieSize.ymin / 20.0);
1245 a = action_SetVariable(a);
1246 a = action_PushString(a, "xmax");
1247 a = action_PushFloat(a, i->swf->movieSize.xmax / 20.0);
1248 a = action_SetVariable(a);
1249 a = action_PushString(a, "ymax");
1250 a = action_PushFloat(a, i->swf->movieSize.ymax / 20.0);
1251 a = action_SetVariable(a);
1252 a = action_PushString(a, "width");
1253 a = action_PushFloat(a, (i->swf->movieSize.xmax - i->swf->movieSize.xmin) / 20.0);
1254 a = action_SetVariable(a);
1255 a = action_PushString(a, "height");
1256 a = action_PushFloat(a, (i->swf->movieSize.ymax - i->swf->movieSize.ymin) / 20.0);
1257 a = action_SetVariable(a);
1259 swf_ActionSet(tag, a);
1264 free(i->mark);i->mark = 0;
1268 fontlist_t *iterator = i->fontlist;
1270 TAG*mtag = i->swf->firstTag;
1271 if(iterator->swffont) {
1272 if(!i->config_storeallcharacters) {
1273 msg("<debug> Reducing font %s", iterator->swffont->name);
1274 swf_FontReduce(iterator->swffont);
1276 int used = iterator->swffont->use && iterator->swffont->use->used_glyphs;
1278 mtag = swf_InsertTag(mtag, ST_DEFINEFONT2);
1279 swf_FontSetDefine2(mtag, iterator->swffont);
1283 iterator = iterator->next;
1285 i->tag = swf_InsertTag(i->tag,ST_END);
1286 TAG* tag = i->tag->prev;
1288 /* remove the removeobject2 tags between the last ST_SHOWFRAME
1289 and the ST_END- they confuse the flash player */
1290 while(tag->id == ST_REMOVEOBJECT2) {
1291 TAG* prev = tag->prev;
1299 if(i->config_enablezlib || i->config_flashversion>=6) {
1300 i->swf->compressed = 1;
1303 /* Initialize AVM2 if it is a Flash9 file */
1304 if(i->config_flashversion>=9 && i->config_insertstoptag) {
1305 AVM2_InsertStops(i->swf);
1307 // if(i->config_reordertags)
1308 // swf_Optimize(i->swf);
1311 int swfresult_save(gfxresult_t*gfx, const char*filename)
1313 SWF*swf = (SWF*)gfx->internal;
1316 fi = open(filename, O_BINARY|O_CREAT|O_TRUNC|O_WRONLY, 0777);
1321 msg("<fatal> Could not create \"%s\". ", FIXNULL(filename));
1325 if FAILED(swf_WriteSWF(fi,swf))
1326 msg("<error> WriteSWF() failed.\n");
1332 void* swfresult_get(gfxresult_t*gfx, const char*name)
1334 SWF*swf = (SWF*)gfx->internal;
1335 if(!strcmp(name, "swf")) {
1336 return (void*)swf_CopySWF(swf);
1337 } else if(!strcmp(name, "xmin")) {
1338 return (void*)(swf->movieSize.xmin/20);
1339 } else if(!strcmp(name, "ymin")) {
1340 return (void*)(swf->movieSize.ymin/20);
1341 } else if(!strcmp(name, "xmax")) {
1342 return (void*)(swf->movieSize.xmax/20);
1343 } else if(!strcmp(name, "ymax")) {
1344 return (void*)(swf->movieSize.ymax/20);
1345 } else if(!strcmp(name, "width")) {
1346 return (void*)((swf->movieSize.xmax - swf->movieSize.xmin)/20);
1347 } else if(!strcmp(name, "height")) {
1348 return (void*)((swf->movieSize.ymax - swf->movieSize.ymin)/20);
1352 void swfresult_destroy(gfxresult_t*gfx)
1355 swf_FreeTags((SWF*)gfx->internal);
1356 free(gfx->internal);
1359 memset(gfx, 0, sizeof(gfxresult_t));
1363 static void swfoutput_destroy(gfxdevice_t* dev);
1365 gfxresult_t* swf_finish(gfxdevice_t* dev)
1367 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1370 if(i->config_linktarget) {
1371 free(i->config_linktarget);
1372 i->config_linktarget = 0;
1375 swfoutput_finalize(dev);
1376 SWF* swf = i->swf;i->swf = 0;
1377 swfoutput_destroy(dev);
1379 result = (gfxresult_t*)rfx_calloc(sizeof(gfxresult_t));
1380 result->internal = swf;
1381 result->save = swfresult_save;
1383 result->get = swfresult_get;
1384 result->destroy = swfresult_destroy;
1388 /* Perform cleaning up */
1389 static void swfoutput_destroy(gfxdevice_t* dev)
1391 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1393 /* not initialized yet- nothing to destroy */
1397 fontlist_t *tmp,*iterator = i->fontlist;
1399 if(iterator->swffont) {
1400 swf_FontFree(iterator->swffont);iterator->swffont=0;
1403 iterator = iterator->next;
1406 if(i->swf) {swf_FreeTags(i->swf);free(i->swf);i->swf = 0;}
1409 memset(dev, 0, sizeof(gfxdevice_t));
1412 static void swfoutput_setstrokecolor(gfxdevice_t* dev, U8 r, U8 g, U8 b, U8 a)
1414 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1415 if(i->strokergb.r == r &&
1416 i->strokergb.g == g &&
1417 i->strokergb.b == b &&
1418 i->strokergb.a == a) return;
1428 //#define ROUND_UP 19
1429 //#define ROUND_UP 10
1431 static void swfoutput_setlinewidth(gfxdevice_t*dev, double _linewidth)
1433 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1434 if(i->linewidth == (U16)(_linewidth*20+19.0/20.0))
1438 i->linewidth = (U16)(_linewidth*20+19.0/20.0);
1442 static void drawlink(gfxdevice_t*dev, ActionTAG*,ActionTAG*, gfxline_t*points, char mouseover);
1443 static void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points);
1444 static void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points);
1445 static void swfoutput_linktourl(gfxdevice_t*dev, const char*url, gfxline_t*points);
1447 /*void swfoutput_drawlink(gfxdevice_t*dev, char*url, gfxline_t*points)
1449 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1450 dev->drawlink(dev, points, url);
1453 void swf_drawlink(gfxdevice_t*dev, gfxline_t*points, const char*url)
1455 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1457 if(!strncmp("http://pdf2swf:", url, 15)) {
1458 char*tmp = strdup(url);
1459 int l = strlen(tmp);
1462 swfoutput_namedlink(dev, tmp+15, points);
1465 } else if(!strncmp("page", url, 4)) {
1468 if(url[t]<'0' || url[t]>'9')
1471 int page = atoi(&url[4]);
1472 if(page<0) page = 0;
1473 swfoutput_linktopage(dev, page, points);
1476 swfoutput_linktourl(dev, url, points);
1479 void swfoutput_linktourl(gfxdevice_t*dev, const char*url, gfxline_t*points)
1481 ActionTAG* actions = 0;
1482 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1488 if(i->config_externallinkfunction) {
1489 actions = action_PushString(actions, url); //parameter
1490 actions = action_PushInt(actions, 1); //number of parameters (1)
1491 actions = action_PushString(actions, i->config_externallinkfunction); //function name
1492 actions = action_CallFunction(actions);
1493 } else if(!i->config_linktarget) {
1494 if(!i->config_opennewwindow)
1495 actions = action_GetUrl(actions, url, "_parent");
1497 actions = action_GetUrl(actions, url, "_this");
1499 actions = action_GetUrl(actions, url, i->config_linktarget);
1501 actions = action_End(actions);
1503 drawlink(dev, actions, 0, points,0);
1505 void swfoutput_linktopage(gfxdevice_t*dev, int page, gfxline_t*points)
1507 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1508 ActionTAG* actions = 0;
1515 if(!i->config_internallinkfunction) {
1516 actions = action_GotoFrame(actions, page-1);
1517 actions = action_End(actions);
1519 actions = action_PushInt(actions, page); //parameter
1520 actions = action_PushInt(actions, 1); //number of parameters (1)
1521 actions = action_PushString(actions, i->config_internallinkfunction); //function name
1522 actions = action_CallFunction(actions);
1523 actions = action_End(actions);
1526 drawlink(dev, actions, 0, points,0);
1529 /* Named Links (a.k.a. Acrobatmenu) are used to implement various gadgets
1530 of the viewer objects, like subtitles, index elements etc.
1532 void swfoutput_namedlink(gfxdevice_t*dev, char*name, gfxline_t*points)
1534 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1535 ActionTAG *actions1,*actions2;
1536 char*tmp = strdup(name);
1544 if(!strncmp(tmp, "call:", 5))
1546 char*x = strchr(&tmp[5], ':');
1548 actions1 = action_PushInt(0, 0); //number of parameters (0)
1549 actions1 = action_PushString(actions1, &tmp[5]); //function name
1550 actions1 = action_CallFunction(actions1);
1551 actions1 = action_End(actions1);
1554 actions1 = action_PushString(0, x+1); //parameter
1555 actions1 = action_PushInt(actions1, 1); //number of parameters (1)
1556 actions1 = action_PushString(actions1, &tmp[5]); //function name
1557 actions1 = action_CallFunction(actions1);
1558 actions1 = action_End(actions1);
1560 actions2 = action_End(0);
1565 actions1 = action_PushString(0, "/:subtitle");
1566 actions1 = action_PushString(actions1, name);
1567 actions1 = action_SetVariable(actions1);
1568 actions1 = action_End(actions1);
1570 actions2 = action_PushString(0, "/:subtitle");
1571 actions2 = action_PushString(actions2, "");
1572 actions2 = action_SetVariable(actions2);
1573 actions2 = action_End(actions2);
1576 drawlink(dev, actions1, actions2, points,mouseover);
1578 swf_ActionFree(actions1);
1579 swf_ActionFree(actions2);
1583 static void drawgfxline(gfxdevice_t*dev, gfxline_t*line)
1585 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1586 gfxcoord_t lastx=0,lasty=0,px=0,py=0;
1588 int lines= 0, splines=0;
1592 /* check whether the next segment is zero */
1593 if(line->type == gfx_moveTo) {
1594 moveto(dev, i->tag, line->x, line->y);
1595 px = lastx = line->x;
1596 py = lasty = line->y;
1598 } if(line->type == gfx_lineTo) {
1599 lineto(dev, i->tag, line->x, line->y);
1604 } else if(line->type == gfx_splineTo) {
1606 s.x = line->sx;p.x = line->x;
1607 s.y = line->sy;p.y = line->y;
1608 splineto(dev, i->tag, s, p);
1616 msg("<trace> drawgfxline, %d lines, %d splines", lines, splines);
1620 static void drawlink(gfxdevice_t*dev, ActionTAG*actions1, ActionTAG*actions2, gfxline_t*points, char mouseover)
1622 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1631 int buttonid = getNewID(dev);
1632 gfxbbox_t bbox = gfxline_getbbox(points);
1635 myshapeid = getNewID(dev);
1636 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
1637 swf_ShapeNew(&i->shape);
1638 rgb.r = rgb.b = rgb.a = rgb.g = 0;
1639 fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
1640 swf_SetU16(i->tag, myshapeid);
1641 r.xmin = (int)(bbox.xmin*20);
1642 r.ymin = (int)(bbox.ymin*20);
1643 r.xmax = (int)(bbox.xmax*20);
1644 r.ymax = (int)(bbox.ymax*20);
1645 swf_SetRect(i->tag,&r);
1646 swf_SetShapeStyles(i->tag,i->shape);
1647 swf_ShapeCountBits(i->shape,NULL,NULL);
1648 swf_SetShapeBits(i->tag,i->shape);
1649 swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
1650 i->swflastx = i->swflasty = 0;
1651 drawgfxline(dev, points);
1652 swf_ShapeSetEnd(i->tag);
1655 myshapeid2 = getNewID(dev);
1656 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
1657 swf_ShapeNew(&i->shape);
1659 rgb = i->config_linkcolor;
1661 fsid = swf_ShapeAddSolidFillStyle(i->shape,&rgb);
1662 swf_SetU16(i->tag, myshapeid2);
1663 r.xmin = (int)(bbox.xmin*20);
1664 r.ymin = (int)(bbox.ymin*20);
1665 r.xmax = (int)(bbox.xmax*20);
1666 r.ymax = (int)(bbox.ymax*20);
1667 swf_SetRect(i->tag,&r);
1668 swf_SetShapeStyles(i->tag,i->shape);
1669 swf_ShapeCountBits(i->shape,NULL,NULL);
1670 swf_SetShapeBits(i->tag,i->shape);
1671 swf_ShapeSetAll(i->tag,i->shape,/*x*/0,/*y*/0,0,fsid,0);
1672 i->swflastx = i->swflasty = 0;
1673 drawgfxline(dev, points);
1674 swf_ShapeSetEnd(i->tag);
1678 i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON);
1679 swf_SetU16(i->tag,buttonid); //id
1680 swf_ButtonSetFlags(i->tag, 0); //menu=no
1681 swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
1682 swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
1683 swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
1684 swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
1685 swf_SetU8(i->tag,0);
1686 swf_ActionSet(i->tag,actions1);
1687 swf_SetU8(i->tag,0);
1691 i->tag = swf_InsertTag(i->tag,ST_DEFINEBUTTON2);
1692 swf_SetU16(i->tag,buttonid); //id
1693 swf_ButtonSetFlags(i->tag, 0); //menu=no
1694 swf_ButtonSetRecord(i->tag,0x01,myshapeid,i->depth,0,0);
1695 swf_ButtonSetRecord(i->tag,0x02,myshapeid2,i->depth,0,0);
1696 swf_ButtonSetRecord(i->tag,0x04,myshapeid2,i->depth,0,0);
1697 swf_ButtonSetRecord(i->tag,0x08,myshapeid,i->depth,0,0);
1698 swf_SetU8(i->tag,0); // end of button records
1699 swf_ButtonSetCondition(i->tag, BC_IDLE_OVERUP);
1700 swf_ActionSet(i->tag,actions1);
1702 swf_ButtonSetCondition(i->tag, BC_OVERUP_IDLE);
1703 swf_ActionSet(i->tag,actions2);
1704 swf_SetU8(i->tag,0);
1705 swf_ButtonPostProcess(i->tag, 2);
1707 swf_SetU8(i->tag,0);
1708 swf_ButtonPostProcess(i->tag, 1);
1712 msg("<trace> Placing link ID %d", buttonid);
1713 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
1715 if(posx!=0 || posy!=0) {
1717 p.x = (int)(posx*20);
1718 p.y = (int)(posy*20);
1719 p = swf_TurnPoint(p, &i->page_matrix);
1724 swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&m,0,0);
1726 swf_ObjectPlace(i->tag, buttonid, getNewDepth(dev),&i->page_matrix,0,0);
1733 for(t=0;t<picpos;t++)
1735 if(pic_xids[t] == xid &&
1736 pic_yids[t] == yid) {
1737 width = pic_width[t];
1738 height = pic_height[t];
1742 pic_ids[picpos] = swfoutput_drawimagelosslessN(&output, pic, pal, width, height, x1,y1,x2,y2,x3,y3,x4,y4, numpalette);
1743 pic_xids[picpos] = xid;
1744 pic_yids[picpos] = yid;
1745 pic_width[picpos] = width;
1746 pic_height[picpos] = height;
1749 pic[width*y+x] = buf[0];
1753 xid += pal[1].r*3 + pal[1].g*11 + pal[1].b*17;
1754 yid += pal[1].r*7 + pal[1].g*5 + pal[1].b*23;
1758 xid += x*r+x*b*3+x*g*7+x*a*11;
1759 yid += y*r*3+y*b*17+y*g*19+y*a*11;
1761 for(t=0;t<picpos;t++)
1763 if(pic_xids[t] == xid &&
1764 pic_yids[t] == yid) {
1773 int swf_setparameter(gfxdevice_t*dev, const char*name, const char*value)
1775 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
1777 msg("<trace> swfdevice: %s=%s", name, value);
1778 if(!strcmp(name, "jpegsubpixels")) {
1779 i->config_jpegsubpixels = atof(value);
1780 } else if(!strcmp(name, "ppmsubpixels")) {
1781 i->config_ppmsubpixels = atof(value);
1782 } else if(!strcmp(name, "subpixels")) {
1783 i->config_ppmsubpixels = i->config_jpegsubpixels = atof(value);
1784 } else if(!strcmp(name, "drawonlyshapes")) {
1785 i->config_drawonlyshapes = atoi(value);
1786 } else if(!strcmp(name, "ignoredraworder")) {
1787 i->config_ignoredraworder = atoi(value);
1788 } else if(!strcmp(name, "mark")) {
1789 if(!value || !value[0]) {
1790 if(i->mark) free(i->mark);
1794 i->mark = strdup("...");
1795 for(t=0;t<3;t++) if(value[t]) i->mark[t] = value[t];
1797 } else if(!strcmp(name, "filloverlap")) {
1798 i->config_filloverlap = atoi(value);
1799 } else if(!strcmp(name, "linksopennewwindow")) {
1800 i->config_opennewwindow = atoi(value);
1801 } else if(!strcmp(name, "opennewwindow")) {
1802 i->config_opennewwindow = atoi(value);
1803 } else if(!strcmp(name, "storeallcharacters")) {
1804 i->config_storeallcharacters = atoi(value);
1805 } else if(!strcmp(name, "enablezlib")) {
1806 i->config_enablezlib = atoi(value);
1807 } else if(!strcmp(name, "bboxvars")) {
1808 i->config_bboxvars = atoi(value);
1809 } else if(!strcmp(name, "showclipshapes")) {
1810 i->config_showclipshapes = atoi(value);
1811 } else if(!strcmp(name, "reordertags")) {
1812 i->config_reordertags = atoi(value);
1813 } else if(!strcmp(name, "internallinkfunction")) {
1814 i->config_internallinkfunction = strdup(value);
1815 } else if(!strcmp(name, "externallinkfunction")) {
1816 i->config_externallinkfunction = strdup(value);
1817 } else if(!strcmp(name, "linkfunction")) { //sets both internallinkfunction and externallinkfunction
1818 i->config_internallinkfunction = strdup(value);
1819 i->config_externallinkfunction = strdup(value);
1820 } else if(!strcmp(name, "disable_polygon_conversion")) {
1821 i->config_disable_polygon_conversion = atoi(value);
1822 } else if(!strcmp(name, "normalize_polygon_positions")) {
1823 i->config_normalize_polygon_positions = atoi(value);
1824 } else if(!strcmp(name, "wxwindowparams")) {
1825 i->config_watermark = atoi(value);
1826 } else if(!strcmp(name, "insertstop")) {
1827 i->config_insertstoptag = atoi(value);
1828 } else if(!strcmp(name, "protect")) {
1829 i->config_protect = atoi(value);
1830 if(i->config_protect && i->tag) {
1831 i->tag = swf_InsertTag(i->tag, ST_PROTECT);
1833 } else if(!strcmp(name, "flashversion")) {
1834 i->config_flashversion = atoi(value);
1836 i->swf->fileVersion = i->config_flashversion;
1838 } else if(!strcmp(name, "framerate")) {
1839 i->config_framerate = atoi(value);
1841 i->swf->frameRate = i->config_framerate*0x100;
1843 } else if(!strcmp(name, "minlinewidth")) {
1844 i->config_minlinewidth = atof(value);
1845 } else if(!strcmp(name, "caplinewidth")) {
1846 i->config_caplinewidth = atof(value);
1847 } else if(!strcmp(name, "linktarget")) {
1848 i->config_linktarget = strdup(value);
1849 } else if(!strcmp(name, "dumpfonts")) {
1850 i->config_dumpfonts = atoi(value);
1851 } else if(!strcmp(name, "animate")) {
1852 i->config_animate = atoi(value);
1853 } else if(!strcmp(name, "next_bitmap_is_jpeg")) {
1855 } else if(!strcmp(name, "jpegquality")) {
1856 int val = atoi(value);
1858 if(val>101) val=101;
1859 i->config_jpegquality = val;
1860 } else if(!strcmp(name, "splinequality")) {
1861 int v = atoi(value);
1862 v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
1864 i->config_splinemaxerror = v;
1865 } else if(!strcmp(name, "fontquality")) {
1866 int v = atoi(value);
1867 v = 500-(v*5); // 100% = 0.25 pixel, 0% = 25 pixel
1869 i->config_fontsplinemaxerror = v;
1870 } else if(!strcmp(name, "linkcolor")) {
1871 if(strlen(value)!=8) {
1872 fprintf(stderr, "Unknown format for option 'linkcolor'. (%s <-> RRGGBBAA)\n", value);
1875 # define NIBBLE(s) (((s)>='0' && (s)<='9')?((s)-'0'):((s)&0x0f)+9)
1876 i->config_linkcolor.r = NIBBLE(value[0])<<4 | NIBBLE(value[1]);
1877 i->config_linkcolor.g = NIBBLE(value[2])<<4 | NIBBLE(value[3]);
1878 i->config_linkcolor.b = NIBBLE(value[4])<<4 | NIBBLE(value[5]);
1879 i->config_linkcolor.a = NIBBLE(value[6])<<4 | NIBBLE(value[7]);
1880 } else if(!strcmp(name, "help")) {
1881 printf("\nSWF layer options:\n");
1882 printf("jpegdpi=<dpi> resolution adjustment for jpeg images\n");
1883 printf("jpegsubpixels=<pixels> resolution adjustment for jpeg images (same as jpegdpi, but in pixels)\n");
1884 printf("ppmdpi=<dpi> resolution adjustment for lossless images\n");
1885 printf("ppmsubpixels=<pixels resolution adjustment for lossless images (same as ppmdpi, but in pixels)\n");
1886 printf("subpixels=<pixels> shortcut for setting both jpegsubpixels and ppmsubpixels\n");
1887 printf("drawonlyshapes convert everything to shapes (currently broken)\n");
1888 printf("ignoredraworder allow to perform a few optimizations for creating smaller SWFs\n");
1889 printf("linksopennewwindow make links open a new browser window\n");
1890 printf("linktarget target window name of new links\n");
1891 printf("linkcolor=<color) color of links (format: RRGGBBAA)\n");
1892 printf("storeallcharacters don't reduce the fonts to used characters in the output file\n");
1893 printf("enablezlib switch on zlib compression (also done if flashversion>=7)\n");
1894 printf("bboxvars store the bounding box of the SWF file in actionscript variables\n");
1895 printf("reordertags=0/1 (default: 1) perform some tag optimizations\n");
1896 printf("internallinkfunction=<name> when the user clicks a internal link (to a different page) in the converted file, this actionscript function is called\n");
1897 printf("externallinkfunction=<name> when the user clicks an external link (e.g. http://www.foo.bar/) on the converted file, this actionscript function is called\n");
1898 printf("disable_polygon_conversion never convert strokes to polygons (will remove capstyles and joint styles)\n");
1899 printf("caplinewidth=<width> the minimum thichness a line needs to have so that capstyles become visible (and are converted)\n");
1900 printf("insertstop put an ActionScript \"STOP\" tag in every frame\n");
1901 printf("protect add a \"protect\" tag to the file, to prevent loading in the Flash editor\n");
1902 printf("flashversion=<version> the SWF fileversion (6)\n");
1903 printf("minlinewidth=<width> convert horizontal/vertical boxes smaller than this width to lines (0.05) \n");
1904 printf("animate insert a showframe tag after each placeobject (animate draw order of PDF files)\n");
1905 printf("jpegquality=<quality> set compression quality of jpeg images\n");
1912 // --------------------------------------------------------------------
1914 static CXFORM gfxcxform_to_cxform(gfxcxform_t* c)
1917 swf_GetCXForm(0, &cx, 1);
1920 if(c->rg!=0 || c->rb!=0 || c->ra!=0 ||
1921 c->gr!=0 || c->gb!=0 || c->ga!=0 ||
1922 c->br!=0 || c->bg!=0 || c->ba!=0 ||
1923 c->ar!=0 || c->ag!=0 || c->ab!=0)
1924 msg("<warning> CXForm not SWF-compatible");
1926 cx.a0 = (S16)(c->aa*256);
1927 cx.r0 = (S16)(c->rr*256);
1928 cx.g0 = (S16)(c->gg*256);
1929 cx.b0 = (S16)(c->bb*256);
1938 static int imageInCache(gfxdevice_t*dev, void*data, int width, int height)
1942 static void addImageToCache(gfxdevice_t*dev, void*data, int width, int height)
1946 static int add_image(swfoutput_internal*i, gfximage_t*img, int targetwidth, int targetheight, int* newwidth, int* newheight)
1948 gfxdevice_t*dev = i->dev;
1950 RGBA*mem = (RGBA*)img->data;
1952 int sizex = img->width;
1953 int sizey = img->height;
1954 int is_jpeg = i->jpeg;
1957 int newsizex=sizex, newsizey=sizey;
1960 if(is_jpeg && i->config_jpegsubpixels) {
1961 newsizex = (int)(targetwidth*i->config_jpegsubpixels + 0.5);
1962 newsizey = (int)(targetheight*i->config_jpegsubpixels + 0.5);
1963 } else if(!is_jpeg && i->config_ppmsubpixels) {
1964 newsizex = (int)(targetwidth*i->config_ppmsubpixels + 0.5);
1965 newsizey = (int)(targetheight*i->config_ppmsubpixels + 0.5);
1969 if(sizex<=0 || sizey<=0)
1976 /* TODO: cache images */
1978 if(newsizex<sizex || newsizey<sizey) {
1979 msg("<verbose> Scaling %dx%d image to %dx%d", sizex, sizey, newsizex, newsizey);
1980 newpic = swf_ImageScale(mem, sizex, sizey, newsizex, newsizey);
1981 *newwidth = sizex = newsizex;
1982 *newheight = sizey = newsizey;
1985 *newwidth = newsizex = sizex;
1986 *newheight = newsizey = sizey;
1989 int num_colors = swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,0);
1990 int has_alpha = swf_ImageHasAlpha(mem,sizex,sizey);
1992 msg("<verbose> Drawing %dx%d %s%simage (id %d) at size %dx%d (%dx%d), %s%d colors",
1994 has_alpha?(has_alpha==2?"semi-transparent ":"transparent "):"",
1995 is_jpeg?"jpeg-":"", i->currentswfid+1,
1997 targetwidth, targetheight,
1998 /*newsizex, newsizey,*/
1999 num_colors>256?">":"", num_colors>256?256:num_colors);
2001 /*RGBA* pal = (RGBA*)rfx_alloc(sizeof(RGBA)*num_colors);
2002 swf_ImageGetNumberOfPaletteEntries(mem,sizex,sizey,pal);
2004 for(t=0;t<num_colors;t++) {
2005 printf("%02x%02x%02x%02x ",
2006 pal[t].r, pal[t].g, pal[t].b, pal[t].a);
2013 int cacheid = imageInCache(dev, mem, sizex, sizey);
2016 bitid = getNewID(dev);
2017 i->tag = swf_AddImage(i->tag, bitid, mem, sizex, sizey, i->config_jpegquality);
2018 addImageToCache(dev, mem, sizex, sizey);
2028 static SRECT gfxline_getSWFbbox(gfxline_t*line)
2030 gfxbbox_t bbox = gfxline_getbbox(line);
2032 r.xmin = (int)(bbox.xmin*20);
2033 r.ymin = (int)(bbox.ymin*20);
2034 r.xmax = (int)(bbox.xmax*20);
2035 r.ymax = (int)(bbox.ymax*20);
2039 int line_is_empty(gfxline_t*line)
2042 if(line->type != gfx_moveTo)
2049 static void swf_fillbitmap(gfxdevice_t*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform)
2051 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2053 if(line_is_empty(line))
2059 int targetx = (int)(sqrt(matrix->m00*matrix->m00 + matrix->m01*matrix->m01)*img->width);
2060 int targety = (int)(sqrt(matrix->m10*matrix->m10 + matrix->m11*matrix->m11)*img->height);
2062 int newwidth=0,newheight=0;
2063 int bitid = add_image(i, img, targetx, targety, &newwidth, &newheight);
2066 double fx = (double)img->width / (double)newwidth;
2067 double fy = (double)img->height / (double)newheight;
2070 m.sx = (int)(65536*20*matrix->m00*fx); m.r1 = (int)(65536*20*matrix->m10*fy);
2071 m.r0 = (int)(65536*20*matrix->m01*fx); m.sy = (int)(65536*20*matrix->m11*fy);
2072 m.tx = (int)(matrix->tx*20);
2073 m.ty = (int)(matrix->ty*20);
2076 int myshapeid = getNewID(dev);
2077 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE);
2079 swf_ShapeNew(&shape);
2080 int fsid = swf_ShapeAddBitmapFillStyle(shape,&m,bitid,1);
2081 swf_SetU16(i->tag, myshapeid);
2082 SRECT r = gfxline_getSWFbbox(line);
2083 swf_SetRect(i->tag,&r);
2084 swf_SetShapeStyles(i->tag,shape);
2085 swf_ShapeCountBits(shape,NULL,NULL);
2086 swf_SetShapeBits(i->tag,shape);
2087 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
2088 i->swflastx = i->swflasty = UNDEFINED_COORD;
2089 drawgfxline(dev, line);
2090 swf_ShapeSetEnd(i->tag);
2091 swf_ShapeFree(shape);
2093 msg("<trace> Placing image, shape ID %d, bitmap ID %d", myshapeid, bitid);
2094 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
2095 CXFORM cxform2 = gfxcxform_to_cxform(cxform);
2096 swf_ObjectPlace(i->tag,myshapeid,getNewDepth(dev),&i->page_matrix,&cxform2,NULL);
2099 static RGBA col_black = {255,0,0,0};
2101 static void drawoutline(gfxdevice_t*dev, gfxline_t*line)
2103 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2105 int myshapeid = getNewID(dev);
2106 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
2109 swf_ShapeNew(&shape);
2110 int lsid = swf_ShapeAddLineStyle(shape,1,&col_black);
2112 swf_SetU16(i->tag,myshapeid);
2113 SRECT r = gfxline_getSWFbbox(line);
2114 swf_SetRect(i->tag,&r);
2115 swf_SetShapeStyles(i->tag,shape);
2116 swf_ShapeCountBits(shape,NULL,NULL);
2117 swf_SetShapeBits(i->tag,shape);
2118 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,lsid,0,0);
2119 drawgfxline(dev, line);
2120 swf_ShapeSetEnd(i->tag);
2121 swf_ShapeFree(shape);
2123 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
2124 swf_ObjectPlace(i->tag, myshapeid, getNewDepth(dev), 0,0,0);
2127 static void swf_startclip(gfxdevice_t*dev, gfxline_t*line)
2129 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2134 if(i->clippos >= 127)
2136 msg("<warning> Too many clip levels.");
2140 if(i->config_showclipshapes)
2141 drawoutline(dev, line);
2143 int myshapeid = getNewID(dev);
2144 i->tag = swf_InsertTag(i->tag,ST_DEFINESHAPE3);
2146 memset(&col, 0, sizeof(RGBA));
2149 swf_ShapeNew(&shape);
2150 int fsid = swf_ShapeAddSolidFillStyle(shape,&col);
2152 RGBA markcol = {0,i->mark[0],i->mark[1],i->mark[2]};
2153 swf_ShapeAddSolidFillStyle(shape,&markcol);
2155 swf_SetU16(i->tag,myshapeid);
2156 SRECT r = gfxline_getSWFbbox(line);
2157 swf_SetRect(i->tag,&r);
2158 swf_SetShapeStyles(i->tag,shape);
2159 swf_ShapeCountBits(shape,NULL,NULL);
2160 swf_SetShapeBits(i->tag,shape);
2161 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
2162 i->swflastx = i->swflasty = UNDEFINED_COORD;
2163 i->shapeisempty = 1;
2164 drawgfxline(dev, line);
2165 if(i->shapeisempty) {
2166 /* an empty clip shape is equivalent to a shape with no area */
2167 int x = line?line->x:0;
2168 int y = line?line->y:0;
2169 moveto(dev, i->tag, x,y);
2170 lineto(dev, i->tag, x,y);
2171 lineto(dev, i->tag, x,y);
2173 if(!i->shapeisempty && i->currentswfid==1 && r.xmin==0 && r.ymin==0 && r.xmax==(int)(i->max_x*20) && r.ymax==(int)(i->max_y*20)) {
2174 if(i->config_watermark) {
2175 gfxbbox_t r; r.xmin = r.ymin = 0;r.xmax = i->max_x;r.ymax = i->max_y;
2176 draw_watermark(dev, r, 1);
2179 swf_ShapeSetEnd(i->tag);
2180 swf_ShapeFree(shape);
2182 /* TODO: remember the bbox, and check all shapes against it */
2184 msg("<trace> Placing clip ID %d", myshapeid);
2185 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
2186 i->cliptags[i->clippos] = i->tag;
2187 i->clipshapes[i->clippos] = myshapeid;
2188 i->clipdepths[i->clippos] = getNewDepth(dev);
2192 static void swf_endclip(gfxdevice_t*dev)
2194 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2201 msg("<error> Invalid end of clipping region");
2205 /*swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,
2206 / * clip to depth: * / i->depth <= i->clipdepths[i->clippos]? i->depth : i->depth - 1);
2208 swf_ObjectPlaceClip(i->cliptags[i->clippos],i->clipshapes[i->clippos],i->clipdepths[i->clippos],&i->page_matrix,NULL,NULL,i->depth);
2210 static int gfxline_type(gfxline_t*line)
2216 int haszerosegments=0;
2219 if(line->type == gfx_moveTo) {
2222 } else if(line->type == gfx_lineTo) {
2226 } else if(line->type == gfx_splineTo) {
2228 if(tmpsplines>lines)
2236 if(lines==0 && splines==0) return 0;
2237 else if(lines==1 && splines==0) return 1;
2238 else if(lines==0 && splines==1) return 2;
2239 else if(splines==0) return 3;
2243 static int gfxline_has_dots(gfxline_t*line)
2251 if(line->type == gfx_moveTo) {
2252 /* test the length of the preceding line, and assume it is a dot if
2253 it's length is less than 1.0. But *only* if there's a noticable
2254 gap between the previous line and the next moveTo. (I've come
2255 across a PDF where thousands of "dots" were stringed together,
2257 int last_short_gap = short_gap;
2258 if((fabs(line->x - x) + fabs(line->y - y)) < 1.0) {
2263 if(isline && dist < 1 && !short_gap && !last_short_gap) {
2268 } else if(line->type == gfx_lineTo) {
2269 dist += fabs(line->x - x) + fabs(line->y - y);
2271 } else if(line->type == gfx_splineTo) {
2272 dist += fabs(line->sx - x) + fabs(line->sy - y) +
2273 fabs(line->x - line->sx) + fabs(line->y - line->sy);
2280 if(isline && dist < 1 && !short_gap) {
2286 static int gfxline_fix_short_edges(gfxline_t*line)
2290 if(line->type == gfx_lineTo) {
2291 if(fabs(line->x - x) + fabs(line->y - y) < 0.01) {
2294 } else if(line->type == gfx_splineTo) {
2295 if(fabs(line->sx - x) + fabs(line->sy - y) +
2296 fabs(line->x - line->sx) + fabs(line->y - line->sy) < 0.01) {
2307 static char is_inside_page(gfxdevice_t*dev, gfxcoord_t x, gfxcoord_t y)
2309 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2310 if(x<i->min_x || x>i->max_x) return 0;
2311 if(y<i->min_y || y>i->max_y) return 0;
2315 gfxline_t* gfxline_move(gfxline_t*line, double x, double y)
2317 gfxline_t*l = line = gfxline_clone(line);
2329 //#define NORMALIZE_POLYGON_POSITIONS
2331 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)
2333 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2334 if(line_is_empty(line))
2336 int type = gfxline_type(line);
2337 int has_dots = gfxline_has_dots(line);
2338 gfxbbox_t r = gfxline_getbbox(line);
2339 int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
2341 /* TODO: * split line into segments, and perform this check for all segments */
2343 if(i->config_disable_polygon_conversion || type>=5 ||
2345 (width <= i->config_caplinewidth
2346 || (cap_style == gfx_capRound && joint_style == gfx_joinRound)
2347 || (cap_style == gfx_capRound && type<=2)))) {} else
2349 /* convert line to polygon */
2350 msg("<trace> draw as polygon, type=%d dots=%d", type, has_dots);
2352 gfxline_fix_short_edges(line);
2353 /* we need to convert the line into a polygon */
2354 gfxpoly_t* poly = gfxpoly_strokeToPoly(line, width, cap_style, joint_style, miterLimit);
2355 gfxline_t*gfxline = gfxpoly_to_gfxline(poly);
2356 dev->fill(dev, gfxline, color);
2357 gfxline_free(gfxline);
2362 msg("<trace> draw as stroke, type=%d dots=%d", type, has_dots);
2365 if(i->config_normalize_polygon_positions) {
2367 double startx = 0, starty = 0;
2368 if(line && line->type == gfx_moveTo) {
2372 line = gfxline_move(line, -startx, -starty);
2373 i->shapeposx = (int)(startx*20);
2374 i->shapeposy = (int)(starty*20);
2377 swfoutput_setstrokecolor(dev, color->r, color->g, color->b, color->a);
2378 swfoutput_setlinewidth(dev, width);
2381 drawgfxline(dev, line);
2383 if(i->config_normalize_polygon_positions) {
2384 free(line); //account for _move
2389 static void swf_fill(gfxdevice_t*dev, gfxline_t*line, gfxcolor_t*color)
2391 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2392 if(line_is_empty(line))
2396 gfxbbox_t r = gfxline_getbbox(line);
2397 int is_outside_page = !is_inside_page(dev, r.xmin, r.ymin) || !is_inside_page(dev, r.xmax, r.ymax);
2399 //if(i->chardatapos && i->chardata[i->chardatapos-1].color.a) {
2402 if(!i->config_ignoredraworder)
2405 if(i->config_normalize_polygon_positions) {
2407 double startx = 0, starty = 0;
2408 if(line && line->type == gfx_moveTo) {
2412 line = gfxline_move(line, -startx, -starty);
2413 i->shapeposx = (int)(startx*20);
2414 i->shapeposy = (int)(starty*20);
2417 swfoutput_setfillcolor(dev, color->r, color->g, color->b, color->a);
2421 drawgfxline(dev, line);
2423 if(i->currentswfid==2 && r.xmin==0 && r.ymin==0 && r.xmax==i->max_x && r.ymax==i->max_y) {
2424 if(i->config_watermark) {
2425 draw_watermark(dev, r, 1);
2429 msg("<trace> end of swf_fill (shapeid=%d)", i->shapeid);
2431 if(i->config_normalize_polygon_positions) {
2432 free(line); //account for _move
2436 static GRADIENT* gfxgradient_to_GRADIENT(gfxgradient_t*gradient)
2439 gfxgradient_t*g = gradient;
2444 GRADIENT* swfgradient = malloc(sizeof(GRADIENT));
2445 swfgradient->num = num;
2446 swfgradient->rgba = malloc(sizeof(swfgradient->rgba[0])*num);
2447 swfgradient->ratios = malloc(sizeof(swfgradient->ratios[0])*num);
2452 swfgradient->ratios[num] = g->pos*255;
2453 swfgradient->rgba[num] = *(RGBA*)&g->color;
2460 static void swf_fillgradient(gfxdevice_t*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix)
2462 if(line_is_empty(line))
2464 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2466 if(line_is_empty(line))
2469 GRADIENT* swfgradient = gfxgradient_to_GRADIENT(gradient);
2476 double f = type==gfxgradient_radial?4:4;
2478 m.sx = (int)(matrix->m00*20*f); m.r1 = (int)(matrix->m10*20*f);
2479 m.r0 = (int)(matrix->m01*20*f); m.sy = (int)(matrix->m11*20*f);
2480 m.tx = (int)(matrix->tx*20);
2481 m.ty = (int)(matrix->ty*20);
2484 int myshapeid = getNewID(dev);
2485 i->tag = swf_InsertTag(i->tag, ST_DEFINESHAPE2);
2487 swf_ShapeNew(&shape);
2488 int fsid = swf_ShapeAddGradientFillStyle(shape,&m,swfgradient,type==gfxgradient_radial);
2489 swf_SetU16(i->tag, myshapeid);
2490 SRECT r = gfxline_getSWFbbox(line);
2491 swf_SetRect(i->tag,&r);
2492 swf_SetShapeStyles(i->tag,shape);
2493 swf_ShapeCountBits(shape,NULL,NULL);
2494 swf_SetShapeBits(i->tag,shape);
2495 swf_ShapeSetAll(i->tag,shape,UNDEFINED_COORD,UNDEFINED_COORD,0,fsid,0);
2496 i->swflastx = i->swflasty = UNDEFINED_COORD;
2497 drawgfxline(dev, line);
2498 swf_ShapeSetEnd(i->tag);
2499 swf_ShapeFree(shape);
2501 int depth = getNewDepth(dev);
2502 msg("<trace> Placing gradient, shape ID %d, depth %d", myshapeid, depth);
2503 i->tag = swf_InsertTag(i->tag,ST_PLACEOBJECT2);
2504 swf_ObjectPlace(i->tag,myshapeid,depth,&i->page_matrix,NULL,NULL);
2506 swf_FreeGradient(swfgradient);free(swfgradient);
2509 static SWFFONT* gfxfont_to_swffont(gfxfont_t*font, const char* id)
2511 SWFFONT*swffont = (SWFFONT*)rfx_calloc(sizeof(SWFFONT));
2513 SRECT bounds = {0,0,0,0};
2515 swffont->version = 2;
2516 swffont->name = (U8*)strdup(id);
2517 swffont->layout = (SWFLAYOUT*)rfx_calloc(sizeof(SWFLAYOUT));
2518 swffont->layout->ascent = 0; /* ? */
2519 swffont->layout->descent = 0;
2520 swffont->layout->leading = 0;
2521 swffont->layout->bounds = (SRECT*)rfx_calloc(sizeof(SRECT)*font->num_glyphs);
2522 swffont->encoding = FONT_ENCODING_UNICODE;
2523 swffont->numchars = font->num_glyphs;
2524 swffont->maxascii = font->max_unicode;
2525 swffont->ascii2glyph = (int*)rfx_calloc(sizeof(int)*swffont->maxascii);
2526 swffont->glyph2ascii = (U16*)rfx_calloc(sizeof(U16)*swffont->numchars);
2527 swffont->glyph = (SWFGLYPH*)rfx_calloc(sizeof(SWFGLYPH)*swffont->numchars);
2528 swffont->glyphnames = (char**)rfx_calloc(sizeof(char*)*swffont->numchars);
2529 for(t=0;t<font->max_unicode;t++) {
2530 swffont->ascii2glyph[t] = font->unicode2glyph[t];
2532 for(t=0;t<font->num_glyphs;t++) {
2536 swffont->glyph2ascii[t] = font->glyphs[t].unicode;
2537 if(swffont->glyph2ascii[t] == 0xffff || swffont->glyph2ascii[t] == 0x0000) {
2538 /* flash 8 flashtype requires unique unicode IDs for each character.
2539 We use the Unicode private user area to assign characters, hoping that
2540 the font doesn't contain more than 2048 glyphs */
2541 swffont->glyph2ascii[t] = 0xe000 + (t&0x1fff);
2544 if(font->glyphs[t].name) {
2545 swffont->glyphnames[t] = strdup(font->glyphs[t].name);
2547 swffont->glyphnames[t] = 0;
2549 advance = (int)(font->glyphs[t].advance);
2551 swf_Shape01DrawerInit(&draw, 0);
2552 line = font->glyphs[t].line;
2555 c.x = line->sx * GLYPH_SCALE; c.y = line->sy * GLYPH_SCALE;
2556 to.x = line->x * GLYPH_SCALE; to.y = line->y * GLYPH_SCALE;
2557 if(line->type == gfx_moveTo) {
2558 draw.moveTo(&draw, &to);
2559 } else if(line->type == gfx_lineTo) {
2560 draw.lineTo(&draw, &to);
2561 } else if(line->type == gfx_splineTo) {
2562 draw.splineTo(&draw, &c, &to);
2567 swffont->glyph[t].shape = swf_ShapeDrawerToShape(&draw);
2568 swffont->layout->bounds[t] = swf_ShapeDrawerGetBBox(&draw);
2570 int xmax = swffont->layout->bounds[t].xmax / 20;
2571 if(xmax>0 && xmax*2 < advance) {
2572 printf("fix bad advance value: bbox=%d, advance=%d (%f)\n", xmax, advance, font->glyphs[t].advance);
2576 if(advance<32768/20) {
2577 swffont->glyph[t].advance = advance*20;
2579 swffont->glyph[t].advance = 32767;
2582 draw.dealloc(&draw);
2584 swf_ExpandRect2(&bounds, &swffont->layout->bounds[t]);
2586 if(bounds.ymin < 0 && bounds.ymax > 0) {
2587 swffont->layout->ascent = -bounds.ymin;
2588 swffont->layout->descent = bounds.ymax;
2589 swffont->layout->leading = bounds.ymax - bounds.ymin;
2591 swffont->layout->ascent = (bounds.ymax - bounds.ymin)/2;
2592 swffont->layout->descent = (bounds.ymax - bounds.ymin)/2;
2593 swffont->layout->leading = bounds.ymax - bounds.ymin;
2595 swffont->layout->descent= (bounds.ymax - bounds.ymin);
2596 swffont->layout->ascent = 0;
2597 swffont->layout->leading = bounds.ymax - bounds.ymin;
2602 static void swf_addfont(gfxdevice_t*dev, gfxfont_t*font)
2604 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2606 if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,font->id))
2607 return; // the requested font is the current font
2609 fontlist_t*last=0,*l = i->fontlist;
2612 if(!strcmp((char*)l->swffont->name, font->id)) {
2613 return; // we already know this font
2617 l = (fontlist_t*)rfx_calloc(sizeof(fontlist_t));
2618 l->swffont = gfxfont_to_swffont(font, font->id);
2625 swf_FontSetID(l->swffont, getNewID(i->dev));
2627 if(getScreenLogLevel() >= LOGLEVEL_DEBUG) {
2629 // print font information
2630 msg("<debug> Font %s",font->id);
2631 msg("<debug> | ID: %d", l->swffont->id);
2632 msg("<debug> | Version: %d", l->swffont->version);
2633 msg("<debug> | Name: %s", l->swffont->name);
2634 msg("<debug> | Numchars: %d", l->swffont->numchars);
2635 msg("<debug> | Maxascii: %d", l->swffont->maxascii);
2636 msg("<debug> | Style: %d", l->swffont->style);
2637 msg("<debug> | Encoding: %d", l->swffont->encoding);
2638 for(iii=0; iii<l->swffont->numchars;iii++) {
2639 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,
2640 l->swffont->layout->bounds[iii].xmin/20.0,
2641 l->swffont->layout->bounds[iii].ymin/20.0,
2642 l->swffont->layout->bounds[iii].xmax/20.0,
2643 l->swffont->layout->bounds[iii].ymax/20.0
2646 for(t=0;t<l->swffont->maxascii;t++) {
2647 if(l->swffont->ascii2glyph[t] == iii)
2648 msg("<debug> | - maps to %d",t);
2654 static void swf_switchfont(gfxdevice_t*dev, const char*fontid)
2656 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2658 if(i->swffont && i->swffont->name && !strcmp((char*)i->swffont->name,fontid))
2659 return; // the requested font is the current font
2661 fontlist_t*l = i->fontlist;
2663 if(!strcmp((char*)l->swffont->name, fontid)) {
2664 i->swffont = l->swffont;
2669 msg("<error> Unknown font id: %s", fontid);
2673 static void swf_drawchar(gfxdevice_t*dev, gfxfont_t*font, int glyph, gfxcolor_t*color, gfxmatrix_t*matrix)
2675 swfoutput_internal*i = (swfoutput_internal*)dev->internal;
2677 msg("<error> swf_drawchar called (glyph %d) without font", glyph);
2680 if(!i->swffont || !i->swffont->name || strcmp((char*)i->swffont->name,font->id)) // not equal to current font
2682 /* TODO: remove the need for this (enhance getcharacterbbox so that it can cope
2683 with multiple fonts */
2685 swf_switchfont(dev, font->id); // set the current font
2688 msg("<warning> swf_drawchar: Font is NULL");
2691 if(glyph<0 || glyph>=i->swffont->numchars) {
2692 msg("<warning> No character %d in font %s (%d chars)", glyph, FIXNULL((char*)i->swffont->name), i->swffont->numchars);
2696 setfontscale(dev, matrix->m00, matrix->m01, matrix->m10, matrix->m11, matrix->tx, matrix->ty, 0);
2698 double det = i->fontmatrix.sx/65536.0 * i->fontmatrix.sy/65536.0 -
2699 i->fontmatrix.r0/65536.0 * i->fontmatrix.r1/65536.0;
2700 if(fabs(det) < 0.0005) {
2701 /* x direction equals y direction- the text is invisible */
2702 msg("<verbose> Not drawing invisible character character %d (det=%f, m=[%f %f;%f %f]\n", glyph,
2704 i->fontmatrix.sx/65536.0, i->fontmatrix.r1/65536.0,
2705 i->fontmatrix.r0/65536.0, i->fontmatrix.sy/65536.0);
2709 /*if(i->swffont->glyph[glyph].shape->bitlen <= 16) {
2710 msg("<warning> Glyph %d in current charset (%s, %d characters) is empty",
2711 glyph, FIXNULL((char*)i->swffont->name), i->swffont->numchars);
2715 /* calculate character position with respect to the current font matrix */
2716 double s = 20 * GLYPH_SCALE / det;
2717 double px = matrix->tx - i->fontmatrix.tx/20.0;
2718 double py = matrix->ty - i->fontmatrix.ty/20.0;
2719 int x = (SCOORD)(( px * i->fontmatrix.sy/65536.0 - py * i->fontmatrix.r1/65536.0)*s);
2720 int y = (SCOORD)((- px * i->fontmatrix.r0/65536.0 + py * i->fontmatrix.sx/65536.0)*s);
2721 if(x>32767 || x<-32768 || y>32767 || y<-32768) {
2722 msg("<verbose> Moving character origin to %f %f\n", matrix->tx, matrix->ty);
2724 setfontscale(dev, matrix->m00, matrix->m01, matrix->m10, matrix->m11, matrix->tx, matrix->ty, 1);
2732 msg("<trace> Drawing char %d in font %d at %d,%d in color %02x%02x%02x%02x",
2733 glyph, i->swffont->id, x, y, color->r, color->g, color->b, color->a);
2735 putcharacter(dev, i->swffont->id, glyph, x, y, i->current_font_size, *(RGBA*)color);
2736 swf_FontUseGlyph(i->swffont, glyph);