3 Part of the swftools package.
5 Copyright (c) 2005 Matthias Kramm <kramm@quiss.org>
7 This program 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 This program 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 this program; 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 "../gfxdevice.h"
34 #include "../gfxtools.h"
40 typedef struct _internal {
41 gfxfontlist_t* fontlist;
46 typedef struct _internal_result {
52 #define OP_SETPARAM 0x01
53 #define OP_STROKE 0x02
54 #define OP_STARTCLIP 0x03
55 #define OP_ENDCLIP 0x04
57 #define OP_FILLBITMAP 0x06
58 #define OP_FILLGRADIENT 0x07
59 #define OP_ADDFONT 0x08
60 #define OP_DRAWCHAR 0x09
61 #define OP_DRAWLINK 0x0a
62 #define OP_STARTPAGE 0x0b
63 #define OP_ENDPAGE 0x0c
64 #define OP_FINISH 0x0d
66 #define OP_MOVETO 0x0e
67 #define OP_LINETO 0x0f
68 #define OP_SPLINETO 0x10
70 static int record_setparameter(struct _gfxdevice*dev, const char*key, const char*value)
72 internal_t*i = (internal_t*)dev->internal;
73 msg("<trace> record: %08x SETPARAM %s %s\n", dev, key, value);
74 writer_writeU8(&i->w, OP_SETPARAM);
75 writer_writeString(&i->w, key);
76 writer_writeString(&i->w, value);
80 static void dumpLine(writer_t*w, gfxline_t*line)
83 if(line->type == gfx_moveTo) {
84 writer_writeU8(w, OP_MOVETO);
85 writer_writeDouble(w, line->x);
86 writer_writeDouble(w, line->y);
87 } else if(line->type == gfx_lineTo) {
88 writer_writeU8(w, OP_LINETO);
89 writer_writeDouble(w, line->x);
90 writer_writeDouble(w, line->y);
91 } else if(line->type == gfx_splineTo) {
92 writer_writeU8(w, OP_SPLINETO);
93 writer_writeDouble(w, line->x);
94 writer_writeDouble(w, line->y);
95 writer_writeDouble(w, line->sx);
96 writer_writeDouble(w, line->sy);
100 writer_writeU8(w, OP_END);
102 static gfxline_t* readLine(reader_t*r)
104 gfxline_t*start = 0, *pos = 0;
106 unsigned char op = reader_readU8(r);
109 gfxline_t*line = (gfxline_t*)rfx_calloc(sizeof(gfxline_t));
116 if(op == OP_MOVETO) {
117 line->type = gfx_moveTo;
118 line->x = reader_readDouble(r);
119 line->y = reader_readDouble(r);
120 } else if(op == OP_LINETO) {
121 line->type = gfx_lineTo;
122 line->x = reader_readDouble(r);
123 line->y = reader_readDouble(r);
124 } else if(op == OP_SPLINETO) {
125 line->type = gfx_splineTo;
126 line->x = reader_readDouble(r);
127 line->y = reader_readDouble(r);
128 line->sx = reader_readDouble(r);
129 line->sy = reader_readDouble(r);
134 static gfximage_t readImage(reader_t*r)
137 img.width = reader_readU16(r);
138 img.height = reader_readU16(r);
139 img.data = (gfxcolor_t*)rfx_alloc(img.width*img.height*4);
140 r->read(r, img.data, img.width*img.height*4);
143 static gfxmatrix_t readMatrix(reader_t*r)
146 matrix.m00 = reader_readDouble(r);
147 matrix.m01 = reader_readDouble(r);
148 matrix.m10 = reader_readDouble(r);
149 matrix.m11 = reader_readDouble(r);
150 matrix.tx = reader_readDouble(r);
151 matrix.ty = reader_readDouble(r);
154 static gfxcolor_t readColor(reader_t*r)
157 col.r = reader_readU8(r);
158 col.g = reader_readU8(r);
159 col.b = reader_readU8(r);
160 col.a = reader_readU8(r);
163 static gfxgradient_t* readGradient(reader_t*r)
165 gfxgradient_t*start = 0, *pos = 0;
167 U8 op = reader_readU8(r);
170 gfxgradient_t*g = (gfxgradient_t*)rfx_calloc(sizeof(gfxgradient_t));
177 g->color = readColor(r);
178 g->pos = reader_readFloat(r);
182 static gfxcxform_t* readCXForm(reader_t*r)
184 U8 type = reader_readU8(r);
187 gfxcxform_t* c = (gfxcxform_t*)rfx_calloc(sizeof(gfxcxform_t));
188 c->rr = reader_readFloat(r); c->rg = reader_readFloat(r); c->rb = reader_readFloat(r); c->ra = reader_readFloat(r);
189 c->gr = reader_readFloat(r); c->gg = reader_readFloat(r); c->gb = reader_readFloat(r); c->ga = reader_readFloat(r);
190 c->br = reader_readFloat(r); c->bg = reader_readFloat(r); c->bb = reader_readFloat(r); c->ba = reader_readFloat(r);
191 c->ar = reader_readFloat(r); c->ag = reader_readFloat(r); c->ab = reader_readFloat(r); c->aa = reader_readFloat(r);
195 static void dumpColor(writer_t*w, gfxcolor_t*color)
197 writer_writeU8(w, color->r);
198 writer_writeU8(w, color->g);
199 writer_writeU8(w, color->b);
200 writer_writeU8(w, color->a);
202 static void dumpMatrix(writer_t*w, gfxmatrix_t*matrix)
204 writer_writeDouble(w, matrix->m00);
205 writer_writeDouble(w, matrix->m01);
206 writer_writeDouble(w, matrix->m10);
207 writer_writeDouble(w, matrix->m11);
208 writer_writeDouble(w, matrix->tx);
209 writer_writeDouble(w, matrix->ty);
211 static void dumpGradient(writer_t*w, gfxgradient_t*gradient)
214 writer_writeU8(w, 1);
215 dumpColor(w, &gradient->color);
216 writer_writeFloat(w, gradient->pos);
217 gradient = gradient->next;
219 writer_writeU8(w, 0);
221 static void dumpImage(writer_t*w, gfximage_t*image)
223 writer_writeU16(w, image->width);
224 writer_writeU16(w, image->height);
225 w->write(w, image->data, image->width*image->height*4);
227 static void dumpCXForm(writer_t*w, gfxcxform_t*c)
230 writer_writeU8(w, 0);
232 writer_writeU8(w, 1);
233 writer_writeFloat(w, c->rr); writer_writeFloat(w, c->rg); writer_writeFloat(w, c->rb); writer_writeFloat(w, c->ra);
234 writer_writeFloat(w, c->gr); writer_writeFloat(w, c->gg); writer_writeFloat(w, c->gb); writer_writeFloat(w, c->ga);
235 writer_writeFloat(w, c->br); writer_writeFloat(w, c->bg); writer_writeFloat(w, c->bb); writer_writeFloat(w, c->ba);
236 writer_writeFloat(w, c->ar); writer_writeFloat(w, c->ag); writer_writeFloat(w, c->ab); writer_writeFloat(w, c->aa);
239 static void dumpFont(writer_t*w, gfxfont_t*font)
241 writer_writeString(w, font->id);
242 writer_writeU32(w, font->num_glyphs);
243 writer_writeU32(w, font->max_unicode);
244 writer_writeDouble(w, font->ascent);
245 writer_writeDouble(w, font->descent);
247 for(t=0;t<font->num_glyphs;t++) {
248 dumpLine(w, font->glyphs[t].line);
249 writer_writeDouble(w, font->glyphs[t].advance);
250 writer_writeU32(w, font->glyphs[t].unicode);
251 if(font->glyphs[t].name) {
252 writer_writeString(w,font->glyphs[t].name);
257 for(t=0;t<font->max_unicode;t++) {
258 writer_writeU32(w, font->unicode2glyph[t]);
261 static gfxfont_t*readFont(reader_t*r)
263 gfxfont_t* font = (gfxfont_t*)rfx_calloc(sizeof(gfxfont_t));
264 font->id = reader_readString(r);
265 font->num_glyphs = reader_readU32(r);
266 font->max_unicode = reader_readU32(r);
267 font->ascent = reader_readDouble(r);
268 font->descent = reader_readDouble(r);
269 font->glyphs = (gfxglyph_t*)rfx_calloc(sizeof(gfxglyph_t)*font->num_glyphs);
270 font->unicode2glyph = (int*)rfx_calloc(sizeof(font->unicode2glyph[0])*font->max_unicode);
272 for(t=0;t<font->num_glyphs;t++) {
273 font->glyphs[t].line = readLine(r);
274 font->glyphs[t].advance = reader_readDouble(r);
275 font->glyphs[t].unicode = reader_readU32(r);
276 font->glyphs[t].name = reader_readString(r);
277 if(!font->glyphs[t].name[0]) {
278 free((void*)(font->glyphs[t].name));
279 font->glyphs[t].name = 0;
282 for(t=0;t<font->max_unicode;t++) {
283 font->unicode2glyph[t] = reader_readU32(r);
288 static void record_stroke(struct _gfxdevice*dev, gfxline_t*line, gfxcoord_t width, gfxcolor_t*color, gfx_capType cap_style, gfx_joinType joint_style, gfxcoord_t miterLimit)
290 internal_t*i = (internal_t*)dev->internal;
291 msg("<trace> record: %08x STROKE\n", dev);
292 writer_writeU8(&i->w, OP_STROKE);
293 writer_writeDouble(&i->w, width);
294 writer_writeDouble(&i->w, miterLimit);
295 dumpColor(&i->w, color);
296 writer_writeU8(&i->w, cap_style);
297 writer_writeU8(&i->w, joint_style);
298 dumpLine(&i->w, line);
301 static void record_startclip(struct _gfxdevice*dev, gfxline_t*line)
303 internal_t*i = (internal_t*)dev->internal;
304 msg("<trace> record: %08x STARTCLIP\n", dev);
305 writer_writeU8(&i->w, OP_STARTCLIP);
306 dumpLine(&i->w, line);
310 static void record_endclip(struct _gfxdevice*dev)
312 internal_t*i = (internal_t*)dev->internal;
313 msg("<trace> record: %08x ENDCLIP\n", dev);
314 writer_writeU8(&i->w, OP_ENDCLIP);
317 msg("<error> record: endclip() without startclip()");
321 static void record_fill(struct _gfxdevice*dev, gfxline_t*line, gfxcolor_t*color)
323 internal_t*i = (internal_t*)dev->internal;
324 msg("<trace> record: %08x FILL\n", dev);
325 writer_writeU8(&i->w, OP_FILL);
326 dumpColor(&i->w, color);
327 dumpLine(&i->w, line);
330 static void record_fillbitmap(struct _gfxdevice*dev, gfxline_t*line, gfximage_t*img, gfxmatrix_t*matrix, gfxcxform_t*cxform)
332 internal_t*i = (internal_t*)dev->internal;
333 msg("<trace> record: %08x FILLBITMAP\n", dev);
334 writer_writeU8(&i->w, OP_FILLBITMAP);
335 dumpImage(&i->w, img);
336 dumpMatrix(&i->w, matrix);
337 dumpLine(&i->w, line);
338 dumpCXForm(&i->w, cxform);
341 static void record_fillgradient(struct _gfxdevice*dev, gfxline_t*line, gfxgradient_t*gradient, gfxgradienttype_t type, gfxmatrix_t*matrix)
343 internal_t*i = (internal_t*)dev->internal;
344 msg("<trace> record: %08x FILLGRADIENT %08x\n", dev, gradient);
345 writer_writeU8(&i->w, OP_FILLGRADIENT);
346 writer_writeU8(&i->w, type);
347 dumpGradient(&i->w, gradient);
348 dumpMatrix(&i->w, matrix);
349 dumpLine(&i->w, line);
352 static void record_addfont(struct _gfxdevice*dev, gfxfont_t*font)
354 internal_t*i = (internal_t*)dev->internal;
355 msg("<trace> record: %08x ADDFONT %s\n", dev, font->id);
356 if(font && !gfxfontlist_hasfont(i->fontlist, font)) {
357 writer_writeU8(&i->w, OP_ADDFONT);
358 dumpFont(&i->w, font);
359 i->fontlist = gfxfontlist_addfont(i->fontlist, font);
363 static void record_drawchar(struct _gfxdevice*dev, gfxfont_t*font, int glyphnr, gfxcolor_t*color, gfxmatrix_t*matrix)
365 internal_t*i = (internal_t*)dev->internal;
366 if(font && !gfxfontlist_hasfont(i->fontlist, font)) {
367 record_addfont(dev, font);
370 msg("<trace> record: %08x DRAWCHAR %d\n", glyphnr, dev);
371 writer_writeU8(&i->w, OP_DRAWCHAR);
373 writer_writeString(&i->w, font->id);
375 writer_writeString(&i->w, "*NULL*");
376 writer_writeU32(&i->w, glyphnr);
377 dumpColor(&i->w, color);
378 dumpMatrix(&i->w, matrix);
381 static void record_startpage(struct _gfxdevice*dev, int width, int height)
383 internal_t*i = (internal_t*)dev->internal;
384 msg("<trace> record: %08x STARTPAGE\n", dev);
385 writer_writeU8(&i->w, OP_STARTPAGE);
386 writer_writeU16(&i->w, width);
387 writer_writeU16(&i->w, height);
390 static void record_endpage(struct _gfxdevice*dev)
392 internal_t*i = (internal_t*)dev->internal;
393 msg("<trace> record: %08x ENDPAGE\n", dev);
394 writer_writeU8(&i->w, OP_ENDPAGE);
397 static void record_drawlink(struct _gfxdevice*dev, gfxline_t*line, const char*action)
399 internal_t*i = (internal_t*)dev->internal;
400 msg("<trace> record: %08x DRAWLINK\n", dev);
401 writer_writeU8(&i->w, OP_DRAWLINK);
402 dumpLine(&i->w, line);
403 writer_writeString(&i->w, action);
406 static void replay(struct _gfxdevice*dev, gfxdevice_t*out, void*data, int length)
410 i = (internal_t*)dev->internal;
415 reader_init_memreader(r, data, length);
416 gfxfontlist_t* fontlist = gfxfontlist_create();
418 while(r->pos < length) {
419 unsigned char op = reader_readU8(r);
424 msg("<trace> replay: SETPARAM");
427 key = reader_readString(r);
428 value = reader_readString(r);
429 out->setparameter(out, key, value);
435 msg("<trace> replay: STARTPAGE");
436 U16 width = reader_readU16(r);
437 U16 height = reader_readU16(r);
438 out->startpage(out, width, height);
442 msg("<trace> replay: ENDPAGE");
446 msg("<trace> replay: FINISH");
450 msg("<trace> replay: STROKE");
451 double width = reader_readDouble(r);
452 double miterlimit = reader_readDouble(r);
453 gfxcolor_t color = readColor(r);
455 int v = reader_readU8(r);
457 case 0: captype = gfx_capButt; break;
458 case 1: captype = gfx_capRound; break;
459 case 2: captype = gfx_capSquare; break;
461 gfx_joinType jointtype;
462 v = reader_readU8(r);
464 case 0: jointtype = gfx_joinMiter; break;
465 case 1: jointtype = gfx_joinRound; break;
466 case 2: jointtype = gfx_joinBevel; break;
468 gfxline_t* line = readLine(r);
469 out->stroke(out, line, width, &color, captype, jointtype,miterlimit);
474 msg("<trace> replay: STARTCLIP");
475 gfxline_t* line = readLine(r);
476 out->startclip(out, line);
481 msg("<trace> replay: ENDCLIP");
486 msg("<trace> replay: FILL");
487 gfxcolor_t color = readColor(r);
488 gfxline_t* line = readLine(r);
489 out->fill(out, line, &color);
493 case OP_FILLBITMAP: {
494 msg("<trace> replay: FILLBITMAP");
495 gfximage_t img = readImage(r);
496 gfxmatrix_t matrix = readMatrix(r);
497 gfxline_t* line = readLine(r);
498 gfxcxform_t* cxform = readCXForm(r);
499 out->fillbitmap(out, line, &img, &matrix, cxform);
503 free(img.data);img.data=0;
506 case OP_FILLGRADIENT: {
507 msg("<trace> replay: FILLGRADIENT");
508 gfxgradienttype_t type;
509 int v = reader_readU8(r);
512 type = gfxgradient_radial; break;
514 type = gfxgradient_linear; break;
516 gfxgradient_t*gradient = readGradient(r);
517 gfxmatrix_t matrix = readMatrix(r);
518 gfxline_t* line = readLine(r);
519 out->fillgradient(out, line, gradient, type, &matrix);
523 msg("<trace> replay: DRAWLINK");
524 gfxline_t* line = readLine(r);
525 char* s = reader_readString(r);
526 out->drawlink(out,line,s);
532 msg("<trace> replay: ADDFONT out=%08x(%s)", out, out->name);
533 gfxfont_t*font = readFont(r);
534 fontlist = gfxfontlist_addfont(fontlist, font);
535 out->addfont(out, font);
539 char* id = reader_readString(r);
540 gfxfont_t*font = id?gfxfontlist_findfont(fontlist, id):0;
542 font = gfxfontlist_findfont(i->fontlist, id);
544 U32 glyph = reader_readU32(r);
545 msg("<trace> replay: DRAWCHAR font=%s glyph=%d", id, glyph);
546 gfxcolor_t color = readColor(r);
547 gfxmatrix_t matrix = readMatrix(r);
548 out->drawchar(out, font, glyph, &color, &matrix);
556 /* problem: if we just replayed into a device which stores the
557 font for later use (the record device itself is a nice example),
558 then we can't free it yet */
559 //gfxfontlist_free(fontlist, 1);
560 gfxfontlist_free(fontlist, 0);
562 void gfxresult_record_replay(gfxresult_t*result, gfxdevice_t*device)
564 internal_result_t*i = (internal_result_t*)result->internal;
565 replay(0, device, i->data, i->length);
568 static void record_result_write(gfxresult_t*r, int filedesc)
570 internal_result_t*i = (internal_result_t*)r->internal;
571 write(filedesc, i->data, i->length);
573 static int record_result_save(gfxresult_t*r, const char*filename)
575 internal_result_t*i = (internal_result_t*)r->internal;
576 FILE*fi = fopen(filename, "wb");
578 fprintf(stderr, "Couldn't open file %s for writing\n", filename);
581 fwrite(i->data, i->length, 1, fi);
585 static void*record_result_get(gfxresult_t*r, const char*name)
587 internal_result_t*i = (internal_result_t*)r->internal;
588 if(!strcmp(name, "data")) {
590 } else if(!strcmp(name, "length")) {
595 static void record_result_destroy(gfxresult_t*r)
597 internal_result_t*i = (internal_result_t*)r->internal;
599 free(i->data);i->data = 0;
601 free(r->internal);r->internal = 0;
605 static unsigned char printable(unsigned char a)
607 if(a<32 || a==127) return '.';
611 static void hexdumpMem(unsigned char*data, int len)
616 printf("%02x ", data[t]);
617 ascii[t&15] = printable(data[t]);
618 if((t && ((t&15)==15)) || (t==len-1))
622 for(s=p-1;s<16;s++) {
625 printf(" %s\n", ascii);
630 void gfxdevice_record_flush(gfxdevice_t*dev, gfxdevice_t*out)
632 internal_t*i = (internal_t*)dev->internal;
635 void*data = writer_growmemwrite_memptr(&i->w, &len);
636 replay(dev, out, data, len);
638 writer_growmemwrite_reset(&i->w);
641 static gfxresult_t* record_finish(struct _gfxdevice*dev)
643 internal_t*i = (internal_t*)dev->internal;
644 msg("<trace> record: %08x END", dev);
647 msg("<error> Warning: unclosed cliplevels");
650 writer_writeU8(&i->w, OP_END);
652 gfxfontlist_free(i->fontlist, 0);
654 internal_result_t*ir = (internal_result_t*)rfx_calloc(sizeof(gfxresult_t));
655 ir->data = writer_growmemwrite_getmem(&i->w);
656 ir->length = i->w.pos;
659 gfxresult_t*result= (gfxresult_t*)rfx_calloc(sizeof(gfxresult_t));
660 result->save = record_result_save;
661 result->get = record_result_get;
662 result->destroy = record_result_destroy;
663 result->internal = ir;
665 free(dev->internal);memset(dev, 0, sizeof(gfxdevice_t));
669 void gfxdevice_record_init(gfxdevice_t*dev)
671 internal_t*i = (internal_t*)rfx_calloc(sizeof(internal_t));
672 memset(dev, 0, sizeof(gfxdevice_t));
674 dev->name = "record";
678 writer_init_growingmemwriter(&i->w, 1048576);
679 i->fontlist = gfxfontlist_create();
682 dev->setparameter = record_setparameter;
683 dev->startpage = record_startpage;
684 dev->startclip = record_startclip;
685 dev->endclip = record_endclip;
686 dev->stroke = record_stroke;
687 dev->fill = record_fill;
688 dev->fillbitmap = record_fillbitmap;
689 dev->fillgradient = record_fillgradient;
690 dev->addfont = record_addfont;
691 dev->drawchar = record_drawchar;
692 dev->drawlink = record_drawlink;
693 dev->endpage = record_endpage;
694 dev->finish = record_finish;