1 /*\r
2 * A simple utility for exporting Inkscape svg Shapes as JavaFX paths.\r
3 *\r
4 * For information on the JavaFX file format, see:\r
5 * https://openjfx.dev.java.net/\r
6 *\r
7 * Authors:\r
8 * Bob Jamison <ishmal@inkscape.org>\r
9 * Silveira Neto <silveiraneto@gmail.com>\r
10 * Jim Clarke <Jim.Clarke@sun.com>\r
11 *\r
12 * Copyright (C) 2008 Authors\r
13 *\r
14 * Released under GNU GPL, read the file 'COPYING' for more information\r
15 */\r
16 \r
17 \r
18 #ifdef HAVE_CONFIG_H\r
19 # include <config.h>\r
20 #endif\r
21 #include "javafx-out.h"\r
22 #include <inkscape.h>\r
23 #include <inkscape_version.h>\r
24 #include <sp-path.h>\r
25 #include <sp-linear-gradient.h>\r
26 #include <sp-radial-gradient.h>\r
27 #include <style.h>\r
28 #include <display/curve.h>\r
29 #include <display/canvas-bpath.h>\r
30 #include <svg/svg.h>\r
31 #include <extension/system.h>\r
32 #include <2geom/pathvector.h>\r
33 #include <2geom/rect.h>\r
34 #include <2geom/bezier-curve.h>\r
35 #include <2geom/hvlinesegment.h>\r
36 #include "helper/geom.h"\r
37 #include "helper/geom-curves.h"\r
38 #include <io/sys.h>\r
39 \r
40 \r
41 #include <string>\r
42 #include <stdio.h>\r
43 #include <stdarg.h>\r
44 \r
45 \r
46 namespace Inkscape\r
47 {\r
48 namespace Extension\r
49 {\r
50 namespace Internal\r
51 {\r
52 \r
53 \r
54 \r
55 \r
56 //########################################################################\r
57 //# M E S S A G E S\r
58 //########################################################################\r
59 \r
60 static void err(const char *fmt, ...)\r
61 {\r
62 va_list args;\r
63 va_start(args, fmt);\r
64 g_logv(NULL, G_LOG_LEVEL_WARNING, fmt, args);\r
65 va_end(args);\r
66 }\r
67 \r
68 \r
69 //########################################################################\r
70 //# U T I L I T Y\r
71 //########################################################################\r
72 \r
73 /**\r
74 * Got this method from Bulia, and modified it a bit. It basically\r
75 * starts with this style, gets its SPObject parent, walks up the object\r
76 * tree and finds all of the opacities and multiplies them.\r
77 *\r
78 * We use this for our "flat" object output. If the code is modified\r
79 * to reflect a tree of <groups>, then this will be unneccessary.\r
80 */\r
81 static double effective_opacity(const SPStyle *style)\r
82 {\r
83 double val = 1.0;\r
84 for (SPObject const *obj = style->object; obj ; obj = obj->parent)\r
85 {\r
86 style = SP_OBJECT_STYLE(obj);\r
87 if (style)\r
88 val *= SP_SCALE24_TO_FLOAT(style->opacity.value);\r
89 }\r
90 return val;\r
91 }\r
92 \r
93 //########################################################################\r
94 //# OUTPUT FORMATTING\r
95 //########################################################################\r
96 \r
97 \r
98 /**\r
99 * We want to control floating output format\r
100 */\r
101 static JavaFXOutput::String dstr(double d)\r
102 {\r
103 char dbuf[G_ASCII_DTOSTR_BUF_SIZE+1];\r
104 g_ascii_formatd(dbuf, G_ASCII_DTOSTR_BUF_SIZE,\r
105 "%.8f", (gdouble)d);\r
106 JavaFXOutput::String s = dbuf;\r
107 return s;\r
108 }\r
109 \r
110 #define DSTR(d) (dstr(d).c_str())\r
111 \r
112 static JavaFXOutput::String istr(double d)\r
113 {\r
114 char dbuf[G_ASCII_DTOSTR_BUF_SIZE+1];\r
115 g_ascii_formatd(dbuf, G_ASCII_DTOSTR_BUF_SIZE,\r
116 "%.0f", (gdouble)d);\r
117 JavaFXOutput::String s = dbuf;\r
118 return s;\r
119 }\r
120 \r
121 #define ISTR(d) (istr(d).c_str())\r
122 \r
123 /**\r
124 * Format an rgba() string\r
125 */\r
126 static JavaFXOutput::String rgba(guint32 rgba)\r
127 {\r
128 unsigned int r = SP_RGBA32_R_U(rgba);\r
129 unsigned int g = SP_RGBA32_G_U(rgba);\r
130 unsigned int b = SP_RGBA32_B_U(rgba);\r
131 unsigned int a = SP_RGBA32_A_U(rgba);\r
132 char buf[80];\r
133 snprintf(buf, 79, "Color.rgb(0x%02x, 0x%02x, 0x%02x, %s)",\r
134 r, g, b, DSTR((double)a/256.0));\r
135 JavaFXOutput::String s = buf;\r
136 return s;\r
137 }\r
138 \r
139 \r
140 /**\r
141 * Format an rgba() string for a color and a 0.0-1.0 alpha\r
142 */\r
143 static JavaFXOutput::String rgba(SPColor color, gdouble alpha)\r
144 {\r
145 return rgba(color.toRGBA32(alpha));\r
146 }\r
147 \r
148 /**\r
149 * Map Inkscape linecap styles to JavaFX\r
150 */\r
151 static JavaFXOutput::String getStrokeLineCap(unsigned value) {\r
152 switch(value) {\r
153 case SP_STROKE_LINECAP_BUTT:\r
154 return "StrokeLineCap.BUTT";\r
155 case SP_STROKE_LINECAP_ROUND:\r
156 return "StrokeLineCap.ROUND";\r
157 case SP_STROKE_LINECAP_SQUARE:\r
158 return "StrokeLineCap.SQUARE";\r
159 default:\r
160 return "INVALID LINE CAP";\r
161 }\r
162 }\r
163 \r
164 \r
165 /**\r
166 * Map Inkscape linejoin styles to JavaFX\r
167 */\r
168 static JavaFXOutput::String getStrokeLineJoin(unsigned value) {\r
169 switch(value) {\r
170 case SP_STROKE_LINEJOIN_MITER:\r
171 return "StrokeLineJoin.MITER";\r
172 case SP_STROKE_LINEJOIN_ROUND:\r
173 return "StrokeLineJoin.ROUND";\r
174 case SP_STROKE_LINEJOIN_BEVEL:\r
175 return "StrokeLineJoin.BEVEL";\r
176 default:\r
177 return "INVALID LINE JOIN";\r
178 }\r
179 }\r
180 \r
181 \r
182 \r
183 /**\r
184 * Output data to the buffer, printf()-style\r
185 */\r
186 void JavaFXOutput::out(const char *fmt, ...)\r
187 {\r
188 va_list args;\r
189 va_start(args, fmt);\r
190 gchar *output = g_strdup_vprintf(fmt, args);\r
191 va_end(args);\r
192 outbuf.append(output);\r
193 g_free(output);\r
194 }\r
195 \r
196 \r
197 \r
198 /**\r
199 * Output the file header\r
200 */\r
201 bool JavaFXOutput::doHeader()\r
202 {\r
203 time_t tim = time(NULL);\r
204 out("/*###################################################################\n");\r
205 out("### This JavaFX document was generated by Inkscape\n");\r
206 out("### http://www.inkscape.org\n");\r
207 out("### Created: %s", ctime(&tim));\r
208 out("### Version: %s\n", INKSCAPE_VERSION);\r
209 out("#####################################################################\n");\r
210 out("### NOTES:\n");\r
211 out("### ============\n");\r
212 out("### JavaFX information can be found at\n");\r
213 out("### hhttps://openjfx.dev.java.net\n");\r
214 out("###\n");\r
215 out("### If you have any problems with this output, please see the\n");\r
216 out("### Inkscape project at http://www.inkscape.org, or visit\n");\r
217 out("### the #inkscape channel on irc.freenode.net . \n");\r
218 out("###\n");\r
219 out("###################################################################*/\n");\r
220 out("\n\n");\r
221 out("/*###################################################################\n");\r
222 out("## Exports in this file\n");\r
223 out("##==========================\n");\r
224 out("## Shapes : %d\n", nrShapes);\r
225 out("## Nodes : %d\n", nrNodes);\r
226 out("###################################################################*/\n");\r
227 out("\n\n");\r
228 \r
229 // import javafx libraries we can need\r
230 out("import javafx.application.*;\n");\r
231 out("import javafx.scene.*;\n");\r
232 out("import javafx.scene.geometry.*;\n");\r
233 out("import javafx.scene.transform.*;\n");\r
234 out("import javafx.scene.paint.*;\n");\r
235 out("\n");\r
236 \r
237 out("\n\n");\r
238 \r
239 // Creates a class extended from CustomNode\r
240 out("public class %s extends CustomNode {\n", name.c_str());\r
241 \r
242 return true;\r
243 }\r
244 \r
245 \r
246 \r
247 /**\r
248 * Output the file footer\r
249 */\r
250 bool JavaFXOutput::doTail()\r
251 {\r
252 float border = 25.0;\r
253 \r
254 // Write the tail of CustomNode\r
255 out(" ] // content\n");\r
256 out(" transform: Translate { x : %s, y : %s }\n",\r
257 DSTR((-minx) + border), DSTR((-miny) + border) );\r
258 out(" } // Group\n");\r
259 out(" } // function create()\n");\r
260 out("} // class %s\n", name.c_str());\r
261 out("\n");\r
262 \r
263 // Frame\r
264 out("Frame {\n");\r
265 out(" title: \"%s\"\n", name.c_str());\r
266 out(" width: %s\n", ISTR(maxx-minx + border * 2.0));\r
267 out(" height: %s\n", ISTR(maxy-miny + border * 2.0));\r
268 out(" visible: true\n");\r
269 \r
270 // Stage\r
271 out(" stage: Stage {\n");\r
272 out(" content: %s{}\n", name.c_str());\r
273 out(" } // Stage\n");\r
274 \r
275 out("} // Frame\n");\r
276 \r
277 out("\n");\r
278 \r
279 out("/*###################################################################\n");\r
280 out("### E N D C L A S S %s\n", name.c_str());\r
281 out("###################################################################*/\n");\r
282 out("\n\n");\r
283 return true;\r
284 }\r
285 \r
286 \r
287 \r
288 /**\r
289 * Output gradient information to the buffer\r
290 */\r
291 bool JavaFXOutput::doGradient(SPGradient *grad, const String &id)\r
292 {\r
293 if (SP_IS_LINEARGRADIENT(grad))\r
294 {\r
295 SPLinearGradient *g = SP_LINEARGRADIENT(grad);\r
296 out(" /* create LinearGradient for %s */\n", id.c_str());\r
297 out(" private function %s(): LinearGradient {\n", id.c_str());\r
298 out(" LinearGradient {\n");\r
299 std::vector<SPGradientStop> stops = g->vector.stops;\r
300 if (stops.size() > 0)\r
301 {\r
302 out(" stops:\n");\r
303 out(" [\n");\r
304 for (unsigned int i = 0 ; i<stops.size() ; i++)\r
305 {\r
306 SPGradientStop stop = stops[i];\r
307 out(" Stop {\n");\r
308 out(" offset: %s\n", DSTR(stop.offset));\r
309 out(" color: %s\n", rgba(stop.color, stop.opacity).c_str());\r
310 out(" },\n");\r
311 }\r
312 out(" ]\n");\r
313 }\r
314 out(" };\n");\r
315 out(" } // end LinearGradient: %s\n", id.c_str());\r
316 out("\n\n");\r
317 }\r
318 else if (SP_IS_RADIALGRADIENT(grad))\r
319 {\r
320 SPRadialGradient *g = SP_RADIALGRADIENT(grad);\r
321 out(" /* create RadialGradient for %s */\n", id.c_str());\r
322 out(" private function %s() {\n", id.c_str());\r
323 out(" RadialGradient {\n");\r
324 out(" centerX: %s\n", DSTR(g->cx.value));\r
325 out(" centerY: %s\n", DSTR(g->cy.value));\r
326 out(" focusX: %s\n", DSTR(g->fx.value));\r
327 out(" focusY: %s\n", DSTR(g->fy.value));\r
328 out(" radius: %s\n", DSTR(g->r.value));\r
329 std::vector<SPGradientStop> stops = g->vector.stops;\r
330 if (stops.size() > 0)\r
331 {\r
332 out(" stops:\n");\r
333 out(" [\n");\r
334 for (unsigned int i = 0 ; i<stops.size() ; i++)\r
335 {\r
336 SPGradientStop stop = stops[i];\r
337 out(" Stop {\n");\r
338 out(" offset: %s\n", DSTR(stop.offset));\r
339 out(" color: %s\n", rgba(stop.color, stop.opacity).c_str());\r
340 out(" },\n");\r
341 }\r
342 out(" ]\n");\r
343 }\r
344 out(" };\n");\r
345 out(" } // end RadialGradient: %s\n", id.c_str());\r
346 out("\n\n");\r
347 }\r
348 else\r
349 {\r
350 err("Unknown gradient type for '%s'\n", id.c_str());\r
351 return false;\r
352 }\r
353 \r
354 \r
355 return true;\r
356 }\r
357 \r
358 \r
359 \r
360 \r
361 /**\r
362 * Output an element's style attribute\r
363 */\r
364 bool JavaFXOutput::doStyle(SPStyle *style)\r
365 {\r
366 if (!style)\r
367 return true;\r
368 \r
369 out(" opacity: %s\n", DSTR(effective_opacity(style)));\r
370 \r
371 /**\r
372 * Fill\r
373 */\r
374 SPIPaint fill = style->fill;\r
375 if (fill.isColor())\r
376 {\r
377 // see color.h for how to parse SPColor\r
378 out(" fill: %s\n",\r
379 rgba(fill.value.color, SP_SCALE24_TO_FLOAT(style->fill_opacity.value)).c_str());\r
380 }\r
381 else if (fill.isPaintserver()){\r
382 if (fill.value.href && fill.value.href->getURI() ){\r
383 String uri = fill.value.href->getURI()->toString();\r
384 /* trim the anchor '#' from the front */\r
385 if (uri.size() > 0 && uri[0]=='#')\r
386 uri = uri.substr(1);\r
387 out(" fill: %s()\n", uri.c_str());\r
388 }\r
389 }\r
390 \r
391 \r
392 /**\r
393 * Stroke\r
394 */\r
395 /**\r
396 *NOTE: Things in style we can use:\r
397 * SPIPaint stroke;\r
398 * SPILength stroke_width;\r
399 * SPIEnum stroke_linecap;\r
400 * SPIEnum stroke_linejoin;\r
401 * SPIFloat stroke_miterlimit;\r
402 * NRVpathDash stroke_dash;\r
403 * unsigned stroke_dasharray_set : 1;\r
404 * unsigned stroke_dasharray_inherit : 1;\r
405 * unsigned stroke_dashoffset_set : 1;\r
406 * SPIScale24 stroke_opacity;\r
407 */\r
408 if (style->stroke_opacity.value > 0)\r
409 {\r
410 SPIPaint stroke = style->stroke;\r
411 out(" stroke: %s\n",\r
412 rgba(stroke.value.color, SP_SCALE24_TO_FLOAT(style->stroke_opacity.value)).c_str());\r
413 double strokewidth = style->stroke_width.value;\r
414 unsigned linecap = style->stroke_linecap.value;\r
415 unsigned linejoin = style->stroke_linejoin.value;\r
416 out(" strokeWidth: %s\n", DSTR(strokewidth));\r
417 out(" strokeLineCap: %s\n", getStrokeLineCap(linecap).c_str());\r
418 out(" strokeLineJoin: %s\n", getStrokeLineJoin(linejoin).c_str());\r
419 out(" strokeMiterLimit: %s\n", DSTR(style->stroke_miterlimit.value));\r
420 if(style->stroke_dasharray_set) {\r
421 if(style->stroke_dashoffset_set) {\r
422 out(" strokeDashOffset: %s\n", DSTR(style->stroke_dash.offset));\r
423 }\r
424 out(" strokeDashArray: [ ");\r
425 for(int i = 0; i < style->stroke_dash.n_dash; i++ ) {\r
426 if(i > 0) {\r
427 out(", %.2lf", style->stroke_dash.dash[i]);\r
428 }else {\r
429 out(" %.2lf", style->stroke_dash.dash[i]);\r
430 }\r
431 }\r
432 out(" ]\n");\r
433 }\r
434 \r
435 }\r
436 \r
437 return true;\r
438 }\r
439 \r
440 \r
441 #if 1\r
442 \r
443 /**\r
444 * Output the curve data to buffer\r
445 */\r
446 bool JavaFXOutput::doCurve(SPItem *item, const String &id)\r
447 {\r
448 using Geom::X;\r
449 using Geom::Y;\r
450 \r
451 //### Get the Shape\r
452 if (!SP_IS_SHAPE(item))//Bulia's suggestion. Allow all shapes\r
453 return true;\r
454 \r
455 SPShape *shape = SP_SHAPE(item);\r
456 SPCurve *curve = shape->curve;\r
457 if (curve->is_empty())\r
458 return true;\r
459 \r
460 nrShapes++;\r
461 \r
462 out(" /** path %s */\n", id.c_str());\r
463 out(" private function %s() : Path {\n",id.c_str());\r
464 out(" Path {\n");\r
465 out(" id: \"%s\"\n", id.c_str());\r
466 \r
467 /**\r
468 * Output the style information\r
469 */\r
470 if (!doStyle(SP_OBJECT_STYLE(shape)))\r
471 return false;\r
472 \r
473 // convert the path to only lineto's and cubic curveto's:\r
474 Geom::Scale yflip(1.0, -1.0);\r
475 Geom::Matrix tf = sp_item_i2d_affine(item) * yflip;\r
476 Geom::PathVector pathv = pathv_to_linear_and_cubic_beziers( curve->get_pathvector() * tf );\r
477 \r
478 //Count the NR_CURVETOs/LINETOs (including closing line segment)\r
479 guint segmentCount = 0;\r
480 for(Geom::PathVector::const_iterator it = pathv.begin(); it != pathv.end(); ++it) {\r
481 segmentCount += (*it).size();\r
482 if (it->closed())\r
483 segmentCount += 1;\r
484 }\r
485 \r
486 out(" elements: [\n");\r
487 \r
488 unsigned int segmentNr = 0;\r
489 \r
490 nrNodes += segmentCount;\r
491 \r
492 Geom::Rect cminmax( pathv.front().initialPoint(), pathv.front().initialPoint() );\r
493 \r
494 /**\r
495 * For all Subpaths in the <path>\r
496 */\r
497 for (Geom::PathVector::const_iterator pit = pathv.begin(); pit != pathv.end(); ++pit)\r
498 {\r
499 Geom::Point p = pit->front().initialPoint();\r
500 cminmax.expandTo(p);\r
501 out(" MoveTo {\n");\r
502 out(" x: %s\n", DSTR(p[X]));\r
503 out(" y: %s\n", DSTR(p[Y]));\r
504 out(" },\n");\r
505 \r
506 /**\r
507 * For all segments in the subpath\r
508 */\r
509 for (Geom::Path::const_iterator cit = pit->begin(); cit != pit->end_closed(); ++cit)\r
510 {\r
511 //### LINE\r
512 if( dynamic_cast<Geom::LineSegment const *> (&*cit) ||\r
513 dynamic_cast<Geom::HLineSegment const *>(&*cit) ||\r
514 dynamic_cast<Geom::VLineSegment const *>(&*cit) )\r
515 {\r
516 Geom::Point p = cit->finalPoint();\r
517 out(" LineTo {\n");\r
518 out(" x: %s\n", DSTR(p[X]));\r
519 out(" y: %s\n", DSTR(p[Y]));\r
520 out(" },\n");\r
521 nrNodes++;\r
522 }\r
523 //### BEZIER\r
524 else if(Geom::CubicBezier const *cubic = dynamic_cast<Geom::CubicBezier const*>(&*cit))\r
525 {\r
526 std::vector<Geom::Point> points = cubic->points();\r
527 Geom::Point p1 = points[1];\r
528 Geom::Point p2 = points[2];\r
529 Geom::Point p3 = points[3];\r
530 out(" CurveTo {\n");\r
531 out(" controlX1: %s\n", DSTR(p1[X]));\r
532 out(" controlY1: %s\n", DSTR(p1[Y]));\r
533 out(" controlX2: %s\n", DSTR(p2[X]));\r
534 out(" controlY2: %s\n", DSTR(p2[Y]));\r
535 out(" x: %s\n", DSTR(p3[X]));\r
536 out(" y: %s\n", DSTR(p3[Y]));\r
537 out(" },\n");\r
538 nrNodes++;\r
539 }\r
540 else\r
541 {\r
542 g_error ("logical error, because pathv_to_linear_and_cubic_beziers was used");\r
543 }\r
544 segmentNr++;\r
545 cminmax.expandTo(cit->finalPoint());\r
546 }\r
547 if (pit->closed())\r
548 {\r
549 out(" ClosePath {},\n");\r
550 }\r
551 }\r
552 \r
553 out(" ] // elements\n");\r
554 out(" }; // Path\n");\r
555 out(" } // end path %s\n\n", id.c_str());\r
556 \r
557 double cminx = cminmax.min()[X];\r
558 double cmaxx = cminmax.max()[X];\r
559 double cminy = cminmax.min()[Y];\r
560 double cmaxy = cminmax.max()[Y];\r
561 \r
562 if (cminx < minx)\r
563 minx = cminx;\r
564 if (cmaxx > maxx)\r
565 maxx = cmaxx;\r
566 if (cminy < miny)\r
567 miny = cminy;\r
568 if (cmaxy > maxy)\r
569 maxy = cmaxy;\r
570 \r
571 return true;\r
572 }\r
573 \r
574 \r
575 \r
576 #else\r
577 \r
578 /**\r
579 * Output the curve data to buffer\r
580 */\r
581 bool JavaFXOutput::doCurve(SPItem *item, const String &id)\r
582 {\r
583 using Geom::X;\r
584 using Geom::Y;\r
585 \r
586 //### Get the Shape\r
587 if (!SP_IS_SHAPE(item))//Bulia's suggestion. Allow all shapes\r
588 return true;\r
589 \r
590 SPShape *shape = SP_SHAPE(item);\r
591 SPCurve *curve = shape->curve;\r
592 if (curve->is_empty())\r
593 return true;\r
594 \r
595 nrShapes++;\r
596 \r
597 out(" SVGPath \n");\r
598 out(" {\n");\r
599 out(" id: \"%s\"\n", id.c_str());\r
600 \r
601 /**\r
602 * Output the style information\r
603 */\r
604 if (!doStyle(SP_OBJECT_STYLE(shape)))\r
605 return false;\r
606 \r
607 // convert the path to only lineto's and cubic curveto's:\r
608 Geom::Scale yflip(1.0, -1.0);\r
609 Geom::Matrix tf = sp_item_i2d_affine(item) * yflip;\r
610 Geom::PathVector pathv = pathv_to_linear_and_cubic_beziers( curve->get_pathvector() * tf );\r
611 \r
612 //Count the NR_CURVETOs/LINETOs (including closing line segment)\r
613 nrNodes = 0;\r
614 for(Geom::PathVector::const_iterator it = pathv.begin(); it != pathv.end(); ++it) {\r
615 nrNodes += (*it).size();\r
616 if (it->closed())\r
617 nrNodes += 1;\r
618 }\r
619 \r
620 char *dataStr = sp_svg_write_path(pathv);\r
621 out(" content: \"%s\"\n", dataStr);\r
622 free(dataStr);\r
623 \r
624 Geom::Rect cminmax( pathv.front().initialPoint(), pathv.front().initialPoint() ); \r
625 \r
626 /**\r
627 * Get the Min and Max X and Y extends for the Path. \r
628 * ....For all Subpaths in the <path>\r
629 */ \r
630 for (Geom::PathVector::const_iterator pit = pathv.begin(); pit != pathv.end(); ++pit)\r
631 {\r
632 cminmax.expandTo(pit->front().initialPoint());\r
633 /**\r
634 * For all segments in the subpath\r
635 */ \r
636 for (Geom::Path::const_iterator cit = pit->begin(); cit != pit->end_closed(); ++cit)\r
637 {\r
638 cminmax.expandTo(cit->finalPoint());\r
639 }\r
640 }\r
641 \r
642 out(" },\n");\r
643 \r
644 double cminx = cminmax.min()[X];\r
645 double cmaxx = cminmax.max()[X];\r
646 double cminy = cminmax.min()[Y];\r
647 double cmaxy = cminmax.max()[Y];\r
648 \r
649 if (cminx < minx)\r
650 minx = cminx;\r
651 if (cmaxx > maxx)\r
652 maxx = cmaxx;\r
653 if (cminy < miny)\r
654 miny = cminy;\r
655 if (cmaxy > maxy)\r
656 maxy = cmaxy;\r
657 \r
658 return true;\r
659 }\r
660 \r
661 \r
662 \r
663 #endif /* #if o */\r
664 \r
665 \r
666 \r
667 /**\r
668 * Output the tree data to buffer\r
669 */\r
670 bool JavaFXOutput::doTreeRecursive(SPDocument *doc, SPObject *obj)\r
671 {\r
672 /**\r
673 * Check the type of node and process\r
674 */\r
675 String id;\r
676 if (!obj->id)\r
677 {\r
678 char buf[16];\r
679 sprintf(buf, "id%d", idindex++);\r
680 id = buf;\r
681 }\r
682 else\r
683 {\r
684 id = obj->id;\r
685 }\r
686 if (SP_IS_ITEM(obj))\r
687 {\r
688 SPItem *item = SP_ITEM(obj);\r
689 if (!doCurve(item, id))\r
690 return false;\r
691 }\r
692 else if (SP_IS_GRADIENT(obj))\r
693 {\r
694 SPGradient *grad = SP_GRADIENT(obj);\r
695 if (!doGradient(grad, id))\r
696 return false;\r
697 }\r
698 \r
699 /**\r
700 * Descend into children\r
701 */ \r
702 for (SPObject *child = obj->firstChild() ; child ; child = child->next)\r
703 {\r
704 if (!doTreeRecursive(doc, child))\r
705 return false;\r
706 }\r
707 \r
708 return true;\r
709 }\r
710 \r
711 \r
712 /**\r
713 * Output the curve data to buffer\r
714 */\r
715 bool JavaFXOutput::doTree(SPDocument *doc)\r
716 {\r
717 \r
718 double bignum = 1000000.0;\r
719 minx = bignum;\r
720 maxx = -bignum;\r
721 miny = bignum;\r
722 maxy = -bignum;\r
723 \r
724 if (!doTreeRecursive(doc, doc->root))\r
725 return false;\r
726 \r
727 return true;\r
728 \r
729 }\r
730 \r
731 \r
732 bool JavaFXOutput::doBody(SPDocument *doc, SPObject *obj) {\r
733 /**\r
734 * Check the type of node and process\r
735 */\r
736 String id;\r
737 if (!obj->id)\r
738 {\r
739 char buf[16];\r
740 sprintf(buf, "id%d", idindex++);\r
741 id = buf;\r
742 }\r
743 else\r
744 {\r
745 id = obj->id;\r
746 }\r
747 \r
748 if (SP_IS_ITEM(obj)) {\r
749 SPItem *item = SP_ITEM(obj);\r
750 //### Get the Shape\r
751 if (SP_IS_SHAPE(item)) {//Bulia's suggestion. Allow all shapes\r
752 SPShape *shape = SP_SHAPE(item);\r
753 SPCurve *curve = shape->curve;\r
754 if (!curve->is_empty())\r
755 out(" %s(),\n", id.c_str());\r
756 }\r
757 }\r
758 else if (SP_IS_GRADIENT(obj)) {\r
759 //TODO: what to do with Gradient within body?????\r
760 //SPGradient *grad = SP_GRADIENT(reprobj);\r
761 //if (!doGradient(grad, id))\r
762 // return false;\r
763 }\r
764 \r
765 /**\r
766 * Descend into children\r
767 */\r
768 for (SPObject *child = obj->firstChild() ; child ; child = child->next)\r
769 {\r
770 if (!doBody(doc, child))\r
771 return false;\r
772 }\r
773 \r
774 return true;\r
775 }\r
776 \r
777 \r
778 \r
779 //########################################################################\r
780 //# M A I N O U T P U T\r
781 //########################################################################\r
782 \r
783 \r
784 \r
785 /**\r
786 * Set values back to initial state\r
787 */\r
788 void JavaFXOutput::reset()\r
789 {\r
790 nrNodes = 0;\r
791 nrShapes = 0;\r
792 idindex = 0;\r
793 name.clear();\r
794 outbuf.clear();\r
795 foutbuf.clear();\r
796 }\r
797 \r
798 \r
799 \r
800 /**\r
801 * Saves the <paths> of an Inkscape SVG file as JavaFX spline definitions\r
802 */\r
803 bool JavaFXOutput::saveDocument(SPDocument *doc, gchar const *uri)\r
804 {\r
805 reset();\r
806 \r
807 \r
808 name = Glib::path_get_basename(uri);\r
809 int pos = name.find('.');\r
810 if (pos > 0)\r
811 name = name.substr(0, pos);\r
812 \r
813 \r
814 //###### SAVE IN JAVAFX FORMAT TO BUFFER\r
815 //# Lets do the curves first, to get the stats\r
816 \r
817 if (!doTree(doc))\r
818 return false;\r
819 String curveBuf = outbuf;\r
820 outbuf.clear();\r
821 \r
822 if (!doHeader())\r
823 return false;\r
824 \r
825 outbuf.append(curveBuf);\r
826 \r
827 #ifdef JAVAFX_SDK_1_0\r
828 out(" override function create(): Node {\n");\r
829 #else\r
830 out(" public function create(): Node {\n");\r
831 #endif\r
832 out(" Group {\n");\r
833 out(" content: [\n");\r
834 idindex = 0;\r
835 \r
836 doBody(doc, doc->root);\r
837 \r
838 if (!doTail())\r
839 return false;\r
840 \r
841 \r
842 \r
843 //###### WRITE TO FILE\r
844 FILE *f = Inkscape::IO::fopen_utf8name(uri, "w");\r
845 if (!f)\r
846 {\r
847 err("Could open JavaFX file '%s' for writing", uri);\r
848 return false;\r
849 }\r
850 \r
851 for (String::iterator iter = outbuf.begin() ; iter!=outbuf.end(); iter++)\r
852 {\r
853 fputc(*iter, f);\r
854 }\r
855 \r
856 fclose(f);\r
857 \r
858 return true;\r
859 }\r
860 \r
861 \r
862 \r
863 \r
864 //########################################################################\r
865 //# EXTENSION API\r
866 //########################################################################\r
867 \r
868 \r
869 \r
870 #include "clear-n_.h"\r
871 \r
872 \r
873 \r
874 /**\r
875 * API call to save document\r
876 */\r
877 void\r
878 JavaFXOutput::save(Inkscape::Extension::Output */*mod*/,\r
879 SPDocument *doc, gchar const *uri)\r
880 {\r
881 if (!saveDocument(doc, uri))\r
882 {\r
883 g_warning("Could not save JavaFX file '%s'", uri);\r
884 }\r
885 }\r
886 \r
887 \r
888 \r
889 /**\r
890 * Make sure that we are in the database\r
891 */\r
892 bool JavaFXOutput::check (Inkscape::Extension::Extension */*module*/)\r
893 {\r
894 /* We don't need a Key\r
895 if (NULL == Inkscape::Extension::db.get(SP_MODULE_KEY_OUTPUT_JFX))\r
896 return FALSE;\r
897 */\r
898 \r
899 return true;\r
900 }\r
901 \r
902 \r
903 \r
904 /**\r
905 * This is the definition of JavaFX output. This function just\r
906 * calls the extension system with the memory allocated XML that\r
907 * describes the data.\r
908 */\r
909 void\r
910 JavaFXOutput::init()\r
911 {\r
912 Inkscape::Extension::build_from_mem(\r
913 "<inkscape-extension xmlns=\"" INKSCAPE_EXTENSION_URI "\">\n"\r
914 "<name>" N_("JavaFX Output") "</name>\n"\r
915 "<id>org.inkscape.output.jfx</id>\n"\r
916 "<output>\n"\r
917 "<extension>.fx</extension>\n"\r
918 "<mimetype>text/x-javafx-script</mimetype>\n"\r
919 "<filetypename>" N_("JavaFX (*.fx)") "</filetypename>\n"\r
920 "<filetypetooltip>" N_("JavaFX Raytracer File") "</filetypetooltip>\n"\r
921 "</output>\n"\r
922 "</inkscape-extension>",\r
923 new JavaFXOutput());\r
924 }\r
925 \r
926 \r
927 \r
928 \r
929 \r
930 } // namespace Internal\r
931 } // namespace Extension\r
932 } // namespace Inkscape\r
933 \r
934 \r
935 /*\r
936 Local Variables:\r
937 mode:c++\r
938 c-file-style:"stroustrup"\r
939 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))\r
940 indent-tabs-mode:nil\r
941 fill-column:99\r
942 End:\r
943 */\r
944 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :\r