1 /* === S Y N F I G ========================================================= */
2 /*! \file svg_parser.cpp
3 ** \brief Implementation of the Svg parser
4 ** \brief Based on SVG XML specification 1.1
5 ** \brief See: http://www.w3.org/TR/xml11/ for deatils
10 ** Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
11 ** Copyright (c) 2008 Chris Moore
12 ** Copyright (c) 2009 Carlos A. Sosa Navarro
14 ** This package is free software; you can redistribute it and/or
15 ** modify it under the terms of the GNU General Public License as
16 ** published by the Free Software Foundation; either version 2 of
17 ** the License, or (at your option) any later version.
19 ** This package is distributed in the hope that it will be useful,
20 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22 ** General Public License for more details.
25 /* ========================================================================= */
27 /* === H E A D E R S ======================================================= */
34 #include "svg_parser.h"
36 /* === U S I N G =========================================================== */
38 using namespace synfig;
40 /* === G L O B A L S ======================================================= */
42 /* === P R O C E D U R E S ================================================= */
45 synfig::open_svg(std::string _filepath,String &errors, String &warnings){
46 Canvas::Handle canvas;
50 canvas=parser.load_svg_canvas(_filepath,errors,warnings);
51 //canvas->set_id(parser.get_id());
53 std::cout<<"error"<<std::endl;
59 Svg_parser::load_svg_canvas(std::string _filepath,String &errors, String &warnings){
61 #ifdef LIBXMLCPP_EXCEPTIONS_ENABLED
63 #endif //LIBXMLCPP_EXCEPTIONS_ENABLED
65 parser.set_substitute_entities();
66 parser.parse_file(filepath);
69 const xmlpp::Node* pNode = parser.get_document()->get_root_node();
72 #ifdef LIBXMLCPP_EXCEPTIONS_ENABLED
73 }catch(const std::exception& ex){
74 std::cout << "Exception caught: " << ex.what() << std::endl;
76 #endif //LIBXMLCPP_EXCEPTIONS_ENABLED
77 Canvas::Handle canvas;
79 //canvas=synfig::open_canvas(nodeRoot,_filepath,errors,warnings);
80 canvas=synfig::open_canvas(nodeRoot,errors,warnings);
85 Svg_parser::Svg_parser(){
88 set_canvas=0;//we must run parser_canvas method
89 // 0.5 in gamma parameter of color correct layer is 1/0.5 = 2 (thinking) it must be 2.2!!!!
95 if(!id_name.empty()) return id_name;
99 Svg_parser::set_id(String source){
100 const char bad_chars[]=" :#@$^&()*";
101 int start= source.find_last_of('/')+1;
102 int end= source.find_last_of('.');
103 String x=source.substr(start,end-start);
105 for(unsigned int i=0;i<sizeof(bad_chars);i++){
106 unsigned int pos=x.find_first_of(bad_chars[i]);
107 if(pos!=String::npos)
114 id_name="id_arbitrario";
121 Svg_parser::parser_node(const xmlpp::Node* node){
122 const xmlpp::ContentNode* nodeContent = dynamic_cast<const xmlpp::ContentNode*>(node);
123 const xmlpp::TextNode* nodeText = dynamic_cast<const xmlpp::TextNode*>(node);
124 const xmlpp::CommentNode* nodeComment = dynamic_cast<const xmlpp::CommentNode*>(node);
126 if(nodeText && nodeText->is_white_space()) //Let's ignore the indenting - you don't always want to do this.
129 Glib::ustring nodename = node->get_name();
130 if(!nodeText && !nodeComment && !nodename.empty()){
131 if(nodename.compare("svg")==0){
133 }else if(nodename.compare("namedview")==0){
135 }else if(nodename.compare("defs")==0){
138 if(set_canvas==0) parser_canvas (node);
139 parser_graphics(node,nodeRoot,"",NULL);
140 if(nodename.compare("g")==0) return;
144 xmlpp::Node::NodeList list = node->get_children();
145 for(xmlpp::Node::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter){
146 parser_node(*iter); //recursive
153 Svg_parser::parser_svg (const xmlpp::Node* node){
154 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
155 width =etl::strprintf("%f",getDimension(nodeElement->get_attribute_value("width")));
156 height =etl::strprintf("%f",getDimension(nodeElement->get_attribute_value("height")));
157 docname=nodeElement->get_attribute_value("docname","");
161 Svg_parser::parser_canvas (const xmlpp::Node* node){
162 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
163 if(width.compare("")==0){
164 width=nodeElement->get_attribute_value("width","");
166 if(height.compare("")==0){
167 height=nodeElement->get_attribute_value("height","");
169 if(width.compare("")==0 && height.compare("")!=0){
172 if(width.compare("")!=0 && height.compare("")==0){
175 if(height.compare("")==0 && width.compare("")==0){
180 nodeRoot=document.create_root_node("canvas", "", "");
181 nodeRoot->set_attribute("version","0.5");
182 nodeRoot->set_attribute("width",width);
183 nodeRoot->set_attribute("height",height);
184 nodeRoot->set_attribute("xres","2834.645752");
185 nodeRoot->set_attribute("yres","2834.645752");
188 view_x=atof(width.c_str())/kux;
189 view_y=atof(height.c_str())/kux;
192 char attr_view_box[60];
193 sprintf(attr_view_box,"%f %f %f %f",-1.0*view_x,view_y,view_x,-1.0*view_y);
194 nodeRoot->set_attribute("view-box",attr_view_box);
195 ox=atof(width.c_str() )/2;
196 oy=atof(height.c_str())/2;
197 nodeRoot->set_attribute("antialias","1");
198 nodeRoot->set_attribute("fps","24.000");
199 nodeRoot->set_attribute("begin-time","0f");
200 nodeRoot->set_attribute("end-time","5s");
201 nodeRoot->set_attribute("bgcolor","0.500000 0.500000 0.500000 1.000000");
202 if(!id_name.empty()) nodeRoot->add_child("name")->set_child_text(id_name);
203 else nodeRoot->add_child("name")->set_child_text("Synfig Animation 1");
211 //Seperate transformations: apply transformations on a per-layer basis, rather than on canvases
212 //Resolve BLine transformations: resolve transformations instead of creating transformation layers
213 #define SVG_SEP_TRANSFORMS 1
214 #define SVG_RESOLVE_BLINE 1
217 Svg_parser::parser_graphics(const xmlpp::Node* node,xmlpp::Element* root,String parent_style,Matrix* mtx_parent){
218 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
219 Glib::ustring nodename = node->get_name();
220 if (nodename.compare("g")==0 || nodename.compare("path")==0 || nodename.compare("polygon")==0 || nodename.compare("rect")==0){} else return;
222 //load sub-attributes
223 Glib::ustring id =nodeElement->get_attribute_value("id");
224 Glib::ustring transform =nodeElement->get_attribute_value("transform");
226 //resolve transformations
228 if(!transform.empty())
229 mtx=build_transform (transform);
230 if (SVG_SEP_TRANSFORMS)
234 composeMatrix(&mtx,mtx_parent,mtx);
236 mtx=newMatrix(mtx_parent);
239 if(nodename.compare("g")==0){
240 parser_layer (node,root->add_child("layer"),parent_style,mtx);
244 Glib::ustring obj_style =nodeElement->get_attribute_value("style");
245 Glib::ustring obj_fill =nodeElement->get_attribute_value("fill");
248 String fill =loadAttribute("fill",obj_style,parent_style,obj_fill,"none");
249 String fill_rule =loadAttribute("fill-rule",obj_style,parent_style,"evenodd");
250 String stroke =loadAttribute("stroke",obj_style,parent_style,"none");
251 String stroke_width =loadAttribute("stroke-width",obj_style,parent_style,"1px");
252 String stroke_linecap =loadAttribute("stroke-linecap",obj_style,parent_style,"butt");
253 String stroke_linejoin =loadAttribute("stroke-linejoin",obj_style,parent_style,"miter");
254 String stroke_opacity =loadAttribute("stroke-opacity",obj_style,parent_style,"1");
255 String fill_opacity =loadAttribute("fill-opacity",obj_style,parent_style,"1");
256 String opacity =loadAttribute("opacity",obj_style,parent_style,"1");
260 int typeFill=0; //nothing
262 if(fill.compare("none")!=0){
265 if(typeFill==1 && fill.compare(0,3,"url")==0){
266 typeFill=2; //gradient
269 int typeStroke=0;//nothing
271 if(stroke.compare("none")!=0){
272 typeStroke=1; //simple
274 if(typeStroke==1 && stroke.compare(0,3,"url")==0){
275 typeStroke=2; //gradient
278 xmlpp::Element* child_layer = nodeStartBasicLayer(root->add_child("layer"));
279 xmlpp::Element* child_fill = child_layer;
280 xmlpp::Element* child_stroke = child_layer;
282 child_fill=nodeStartBasicLayer(child_fill->add_child("layer"));
285 child_stroke=nodeStartBasicLayer(child_stroke->add_child("layer"));
289 if(nodename.compare("rect")==0 && typeFill!=0){
290 rect_simple(nodeElement,child_fill,fill,fill_opacity,opacity);
292 build_url (child_fill,fill,NULL);
294 parser_effects(nodeElement,child_layer,parent_style,mtx);
299 //=======================================================================
300 std::list<std::list<Vertice*> > k;
301 //if we are creating a bline
303 //First, create the list of vertices
304 if (SVG_RESOLVE_BLINE) {
305 if(nodename.compare("path")==0){
306 k=parser_path_d (nodeElement->get_attribute_value("d"),mtx);
307 } else if(nodename.compare("polygon")==0){
308 k=parser_polygon_path (nodeElement->get_attribute_value("points"),mtx);
311 if(nodename.compare("path")==0){
312 k=parser_path_d (nodeElement->get_attribute_value("d"),NULL);
313 } else if(nodename.compare("polygon")==0){
314 k=parser_polygon_path (nodeElement->get_attribute_value("points"),NULL);
321 for (int i=0;i<n;i++){
322 bline_id[i]=new_guid();
323 offset_id[i]=new_guid();
326 std::list<std::list<Vertice*> >::iterator aux = k.begin();
327 if(typeFill!=0){//region layer
328 for (int i=0; aux!=k.end(); aux++){
329 xmlpp::Element *child_region=child_fill->add_child("layer");
330 child_region->set_attribute("type","region");
331 child_region->set_attribute("active","true");
332 child_region->set_attribute("version","0.1");
333 child_region->set_attribute("desc",id);
334 build_param (child_region->add_child("param"),"z_depth","real","0.0000000000");
335 build_param (child_region->add_child("param"),"amount","real","1.0000000000");
336 build_param (child_region->add_child("param"),"blend_method","integer","0");
337 build_color (child_region->add_child("param"),getRed(fill),getGreen(fill),getBlue(fill),atof(fill_opacity.data())*atof(opacity.data()));
338 build_vector (child_region->add_child("param"),"offset",0,0,offset_id[i]);
339 build_param (child_region->add_child("param"),"invert","bool","false");
340 build_param (child_region->add_child("param"),"antialias","bool","true");
341 build_param (child_region->add_child("param"),"feather","real","0.0000000000");
342 build_param (child_region->add_child("param"),"blurtype","integer","1");
343 if(fill_rule.compare("evenodd")==0) build_param (child_region->add_child("param"),"winding_style","integer","1");
344 else build_param (child_region->add_child("param"),"winding_style","integer","0");
346 build_bline (child_region->add_child("param"),*aux,loop,bline_id[i]);
350 if(typeFill==2){ //gradient in onto mode (fill)
351 if (SVG_RESOLVE_BLINE)
352 build_url(child_fill,fill,mtx);
354 build_url(child_fill,fill,NULL);
357 if(typeStroke!=0){//outline layer
359 for (aux=k.begin(); aux!=k.end(); aux++){
360 xmlpp::Element *child_outline=child_stroke->add_child("layer");
361 child_outline->set_attribute("type","outline");
362 child_outline->set_attribute("active","true");
363 child_outline->set_attribute("version","0.2");
364 child_outline->set_attribute("desc",id);
365 build_param (child_outline->add_child("param"),"z_depth","real","0.0000000000");
366 build_param (child_outline->add_child("param"),"amount","real","1.0000000000");
367 build_param (child_outline->add_child("param"),"blend_method","integer","0");
368 build_color (child_outline->add_child("param"),getRed(stroke),getGreen(stroke),getBlue(stroke),atof(stroke_opacity.data())*atof(opacity.data()));
369 build_vector (child_outline->add_child("param"),"offset",0,0,offset_id[i]);
370 build_param (child_outline->add_child("param"),"invert","bool","false");
371 build_param (child_outline->add_child("param"),"antialias","bool","true");
372 build_param (child_outline->add_child("param"),"feather","real","0.0000000000");
373 build_param (child_outline->add_child("param"),"blurtype","integer","1");
375 build_param (child_outline->add_child("param"),"winding_style","integer","0");
377 build_bline (child_outline->add_child("param"),*aux,loop,bline_id[i]);
379 stroke_width=etl::strprintf("%f",getDimension(stroke_width)/kux);
380 build_param (child_outline->add_child("param"),"width","real",stroke_width);
381 build_param (child_outline->add_child("param"),"expand","real","0.0000000000");
382 if(stroke_linejoin.compare("miter")==0) build_param (child_outline->add_child("param"),"sharp_cusps","bool","true");
383 else build_param (child_outline->add_child("param"),"sharp_cusps","bool","false");
384 if(stroke_linecap.compare("butt")==0){
385 build_param (child_outline->add_child("param"),"round_tip[0]","bool","false");
386 build_param (child_outline->add_child("param"),"round_tip[1]","bool","false");
388 build_param (child_outline->add_child("param"),"round_tip[0]","bool","true");
389 build_param (child_outline->add_child("param"),"round_tip[1]","bool","true");
391 build_param (child_outline->add_child("param"),"loopyness","real","1.0000000000");
392 build_param (child_outline->add_child("param"),"homogeneous_width","bool","true");
398 if(typeStroke==2){ //gradient in onto mode (stroke)
399 if (SVG_RESOLVE_BLINE)
400 build_url(child_stroke,fill,mtx);
402 build_url(child_stroke,fill,NULL);
404 if (SVG_RESOLVE_BLINE)
405 parser_effects(nodeElement,child_layer,parent_style,NULL);
407 parser_effects(nodeElement,child_layer,parent_style,mtx);
414 Svg_parser::rect_simple(const xmlpp::Element* nodeElement,xmlpp::Element* root,String fill, String fill_opacity, String opacity){
415 Glib::ustring rect_id =nodeElement->get_attribute_value("id");
416 Glib::ustring rect_x =nodeElement->get_attribute_value("x");
417 Glib::ustring rect_y =nodeElement->get_attribute_value("y");
418 Glib::ustring rect_width =nodeElement->get_attribute_value("width");
419 Glib::ustring rect_height =nodeElement->get_attribute_value("height");
421 xmlpp::Element *child_rect=root->add_child("layer");
422 child_rect->set_attribute("type","rectangle");
423 child_rect->set_attribute("active","true");
424 child_rect->set_attribute("version","0.2");
425 child_rect->set_attribute("desc",rect_id);
427 build_real(child_rect->add_child("param"),"z_depth",0.0);
428 build_real(child_rect->add_child("param"),"amount",1.0);
429 build_integer(child_rect->add_child("param"),"blend_method",0);
430 build_color (child_rect->add_child("param"),getRed (fill),getGreen (fill),getBlue(fill),atof(opacity.data())*atof(fill_opacity.data()));
432 float auxx=atof(rect_x.c_str());
433 float auxy=atof(rect_y.c_str());
434 coor2vect(&auxx,&auxy);
435 build_vector (child_rect->add_child("param"),"point1",auxx,auxy);
436 auxx= atof(rect_x.c_str()) + atof(rect_width.c_str());
437 auxy= atof(rect_y.c_str()) + atof(rect_height.c_str());
438 coor2vect(&auxx,&auxy);
439 build_vector (child_rect->add_child("param"),"point2",auxx,auxy);
445 Svg_parser::parser_layer(const xmlpp::Node* node,xmlpp::Element* root,String parent_style,Matrix* mtx){
446 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
447 Glib::ustring label =nodeElement->get_attribute_value("label");
448 Glib::ustring style =nodeElement->get_attribute_value("style");
449 Glib::ustring fill =nodeElement->get_attribute_value("fill");
454 }else if(!fill.empty()){
455 layer_style.append("fill:");
456 layer_style.append(fill);
457 }else if(!parent_style.empty()){
458 layer_style=parent_style;
461 root->set_attribute("type","PasteCanvas");
462 root->set_attribute("active","true");
463 root->set_attribute("version","0.1");
464 if(!label.empty()) root->set_attribute("desc",label);
465 else root->set_attribute("desc","Inline Canvas");
467 build_real(root->add_child("param"),"z_depth",0.0);
468 build_real(root->add_child("param"),"amount",1.0);
469 build_integer(root->add_child("param"),"blend_method",0);
470 build_vector (root->add_child("param"),"origin",0,0);
472 //printf(" canvas attributes ");
474 xmlpp::Element *child_canvas=root->add_child("param");
475 child_canvas->set_attribute("name","canvas");
476 child_canvas=child_canvas->add_child("canvas");
477 const xmlpp::ContentNode* nodeContent = dynamic_cast<const xmlpp::ContentNode*>(node);
479 xmlpp::Node::NodeList list = node->get_children();
480 for(xmlpp::Node::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter){
481 Glib::ustring name =(*iter)->get_name();
482 parser_graphics (*iter,child_canvas,layer_style,mtx);
485 if (! SVG_SEP_TRANSFORMS) parser_effects(nodeElement,child_canvas,parent_style,mtx);
489 std::list<std::list<Vertice*> >
490 Svg_parser::parser_polygon_path(Glib::ustring polygon_points, Matrix* mtx){
491 std::list<std::list<Vertice*> > k0;
492 if(polygon_points.empty())
494 std::list<Vertice*> k;
495 std::vector<String> tokens=get_tokens_path (polygon_points);
497 float ax,ay; ax=ay=0;
498 for(i=0;i<tokens.size();i++){
499 ax=atof(tokens.at(i).data());
500 i++; if(tokens.at(i).compare(",")==0) i++;
501 ay=atof(tokens.at(i).data());
503 if(mtx) transformPoint2D(mtx,&ax,&ay);
507 k.push_back(newVertice(ax,ay));
514 Svg_parser::get_tokens_path(String path){ //mini path lexico-parser
515 std::vector<String> tokens;
520 while(i<path.size()){
523 case 0: //initial state
524 if(a=='m'){ e=1; i++;}
525 else if(a=='c'){ e= 2; i++;}
526 else if(a=='q'){ e= 3; i++;}
527 else if(a=='t'){ e= 4; i++;}
528 else if(a=='a'){ e= 5; i++;}
529 else if(a=='l'){ e= 6; i++;}
530 else if(a=='v'){ e= 7; i++;}
531 else if(a=='h'){ e= 8; i++;}
532 else if(a=='M'){ e= 9; i++;}
533 else if(a=='C'){ e=10; i++;}
534 else if(a=='Q'){ e=11; i++;}
535 else if(a=='T'){ e=12; i++;}
536 else if(a=='A'){ e=13; i++;}
537 else if(a=='L'){ e=14; i++;}
538 else if(a=='V'){ e=15; i++;}
539 else if(a=='H'){ e=16; i++;}
540 else if(a=='z' || a=='Z'){ e=17; i++;}
541 else if(a=='-' ||a=='.'|| isdigit (a)){ e=18;}
542 else if(a==','){ e=19; i++;}
543 else if(a==' '){i++;}
546 case 1 : tokens.push_back("m"); e=0; break;//move
547 case 2 : tokens.push_back("c"); e=0; break;//curve
548 case 3 : tokens.push_back("q"); e=0; break;//quadratic
549 case 4 : tokens.push_back("t"); e=0; break;//smooth quadratic
550 case 5 : tokens.push_back("a"); e=0; break;//elliptic arc
551 case 6 : tokens.push_back("l"); e=0; break;//line to
552 case 7 : tokens.push_back("v"); e=0; break;//vertical
553 case 8 : tokens.push_back("h"); e=0; break;//horizontal
555 case 9 : tokens.push_back("M"); e=0; break;
556 case 10: tokens.push_back("C"); e=0; break;
557 case 11: tokens.push_back("Q"); e=0; break;
558 case 12: tokens.push_back("T"); e=0; break;
559 case 13: tokens.push_back("A"); e=0; break;
560 case 14: tokens.push_back("L"); e=0; break;
561 case 15: tokens.push_back("V"); e=0; break;
562 case 16: tokens.push_back("H"); e=0; break;
564 case 17: tokens.push_back("z"); e=0; break;//loop
565 case 18: if(a=='-'||a=='.'|| isdigit (a)){
566 buffer.append(path.substr(i,1));i++;
571 case 19: tokens.push_back(","); e=0; break;
572 case 20: tokens.push_back(buffer);
578 switch(e){//last element
579 case 1 : tokens.push_back("m"); break;
580 case 2 : tokens.push_back("c"); break;
581 case 3 : tokens.push_back("q"); break;
582 case 4 : tokens.push_back("t"); break;
583 case 5 : tokens.push_back("a"); break;
584 case 6 : tokens.push_back("l"); break;
585 case 7 : tokens.push_back("v"); break;
586 case 8 : tokens.push_back("h"); break;
587 case 9 : tokens.push_back("M"); break;
588 case 10: tokens.push_back("C"); break;
589 case 11: tokens.push_back("Q"); break;
590 case 12: tokens.push_back("T"); break;
591 case 13: tokens.push_back("A"); break;
592 case 14: tokens.push_back("L"); break;
593 case 15: tokens.push_back("V"); break;
594 case 16: tokens.push_back("H"); break;
595 case 17: tokens.push_back("z"); break;
596 case 18: tokens.push_back(buffer); break;
597 case 19: tokens.push_back(","); break;
598 case 20: tokens.push_back(buffer); break;
604 std::list<std::list<Vertice*> >
605 Svg_parser::parser_path_d(String path_d,Matrix* mtx){
606 std::list<std::list<Vertice*> > k;
607 std::list<Vertice*> k1;
608 std::vector<String> tokens=get_tokens_path(path_d);
609 String command="M"; //the current command
610 float ax,ay,tgx,tgy,tgx2,tgy2;//each method
612 float actual_x=0,actual_y=0; //in svg coordinate space
613 float old_x=0,old_y=0; //needed in rare cases
614 float init_x=0,init_y=0; //for closepath commands
617 for(unsigned int i=0;i<tokens.size();i++){
618 //if the token is a command, change the current command
619 if(tokens.at(i).compare("M")==0 || tokens.at(i).compare("m")==0 || tokens.at(i).compare("L")==0 || tokens.at(i).compare("l")==0 || tokens.at(i).compare("H")==0 || tokens.at(i).compare("h")==0 || tokens.at(i).compare("V")==0 || tokens.at(i).compare("v")==0 || tokens.at(i).compare("C")==0 || tokens.at(i).compare("c")==0 || tokens.at(i).compare("S")==0 || tokens.at(i).compare("s")==0 || tokens.at(i).compare("Q")==0 || tokens.at(i).compare("q")==0 || tokens.at(i).compare("T")==0 || tokens.at(i).compare("t")==0 || tokens.at(i).compare("A")==0 || tokens.at(i).compare("a")==0 || tokens.at(i).compare("z")==0) {
620 command=tokens.at(i);
626 //if command is absolute, set actual_x/y to zero
627 if(command.compare("M")==0 || command.compare("L")==0 || command.compare("C")==0 || command.compare("S")==0 || command.compare("Q")==0 || command.compare("T")==0 || command.compare("A")==0 || command.compare("H")==0 || command.compare("V")==0) {
632 //now parse the commands
633 if(command.compare("M")==0 || command.compare("m")==0){ //move to
638 actual_x+=atof(tokens.at(i).data());
639 i++; if(tokens.at(i).compare(",")==0) i++;
640 actual_y+=atof(tokens.at(i).data());
647 if(mtx) transformPoint2D(mtx,&ax,&ay);
649 k1.push_back(newVertice (ax,ay)); //first element
650 setSplit(k1.back(),TRUE);
651 //"If a moveto is followed by multiple pairs of coordinates,
652 // the subsequent pairs are treated as implicit lineto commands."
653 if (command.compare("M")==0)
657 }else if(command.compare("C")==0 || command.compare("c")==0){ //curve
659 tgx2=actual_x+atof(tokens.at(i).data());
660 i++; if(tokens.at(i).compare(",")==0) i++;
661 tgy2=actual_y+atof(tokens.at(i).data());
663 i++; tgx=actual_x+atof(tokens.at(i).data());
664 i++; if(tokens.at(i).compare(",")==0) i++;
665 tgy=actual_y+atof(tokens.at(i).data());
667 i++; actual_x+=atof(tokens.at(i).data());
668 i++; if(tokens.at(i).compare(",")==0) i++;
669 actual_y+=atof(tokens.at(i).data());
675 transformPoint2D(mtx,&tgx2,&tgy2);
676 transformPoint2D(mtx,&ax,&ay);
677 transformPoint2D(mtx,&tgx,&tgy);
680 coor2vect(&tgx2,&tgy2);
682 coor2vect(&tgx,&tgy);
684 setTg2(k1.back(),k1.back()->x,k1.back()->y,tgx2,tgy2);
685 if(isFirst(k1.front(),ax,ay)){
686 setTg1(k1.front(),k1.front()->x,k1.front()->y,tgx,tgy);
688 k1.push_back(newVertice (ax,ay));
689 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
690 setSplit(k1.back(),TRUE);
692 }else if(command.compare("Q")==0 || command.compare("q")==0){ //quadractic curve
694 tgx=actual_x+atof(tokens.at(i).data());
695 i++; if(tokens.at(i).compare(",")==0) i++;
696 tgy=actual_y+atof(tokens.at(i).data());
698 i++; actual_x+=atof(tokens.at(i).data());
699 i++; if(tokens.at(i).compare(",")==0) i++;
700 actual_y+=atof(tokens.at(i).data());
706 transformPoint2D(mtx,&ax,&ay);
707 transformPoint2D(mtx,&tgx,&tgy);
711 coor2vect(&tgx,&tgy);
713 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
714 setSplit(k1.back(),FALSE);
715 k1.push_back(newVertice (ax,ay));
716 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
717 }else if(command.compare("L")==0 || command.compare("l")==0){ //line to
719 actual_x+=atof(tokens.at(i).data());
720 i++; if(tokens.at(i).compare(",")==0) i++;
721 actual_y+=atof(tokens.at(i).data());
726 if(mtx) transformPoint2D(mtx,&ax,&ay);
730 setTg2(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
731 if(isFirst(k1.front(),ax,ay)){
732 setTg1(k1.front(),k1.front()->x,k1.front()->y,k1.front()->x,k1.front()->y);
734 k1.push_back(newVertice(ax,ay));
735 setTg1(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
737 }else if(command.compare("H")==0 || command.compare("h")==0){// horizontal move
738 //the same that L but only Horizontal movement
740 actual_x+=atof(tokens.at(i).data());
745 if(mtx) transformPoint2D(mtx,&ax,&ay);
749 setTg2(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
750 if(isFirst(k1.front(),ax,ay)){
751 setTg1(k1.front(),k1.front()->x,k1.front()->y,k1.front()->x,k1.front()->y);
753 k1.push_back(newVertice(ax,ay));
754 setTg1(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
756 }else if(command.compare("V")==0 || command.compare("v")==0){//vertical
758 actual_y+=atof(tokens.at(i).data());
763 if(mtx) transformPoint2D(mtx,&ax,&ay);
767 setTg2(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
768 if(isFirst(k1.front(),ax,ay)){
769 setTg1(k1.front(),k1.front()->x,k1.front()->y,k1.front()->x,k1.front()->y);
771 k1.push_back(newVertice(ax,ay));
772 setTg1(k1.back(),k1.back()->x,k1.back()->y,k1.back()->x,k1.back()->y);
774 }else if(command.compare("T")==0 || command.compare("t")==0){// I don't know what does it
775 actual_x+=atof(tokens.at(i).data());
776 i++; if(tokens.at(i).compare(",")==0) i++;
777 actual_y+=atof(tokens.at(i).data());
778 }else if(command.compare("A")==0 || command.compare("a")==0){//elliptic arc
780 //isn't complete support, is only for circles
782 //this curve have 6 parameters
784 float radio_x,radio_y;
788 radio_x=atof(tokens.at(i).data());
789 i++; if(tokens.at(i).compare(",")==0) i++;
790 radio_y=atof(tokens.at(i).data());
792 i++; angle=atof(tokens.at(i).data());
794 i++; large=atoi(tokens.at(i).data());
795 i++; sweep=atoi(tokens.at(i).data());
797 i++; actual_x+=atof(tokens.at(i).data());
798 i++; if(tokens.at(i).compare(",")==0) i++;
799 actual_y+=atof(tokens.at(i).data());
801 if(!large && !sweep){
803 tgx2 = old_x + radio_x*0.5;
806 tgy = actual_y + radio_y*0.5;
812 transformPoint2D(mtx,&tgx2,&tgy2);
813 transformPoint2D(mtx,&ax,&ay);
814 transformPoint2D(mtx,&tgx,&tgy);
817 coor2vect(&tgx2,&tgy2);
819 coor2vect(&tgx,&tgy);
821 setTg2(k1.back(),k1.back()->x,k1.back()->y,tgx2,tgy2);
822 if(isFirst(k1.front(),ax,ay)){
823 setTg1(k1.front(),k1.front()->x,k1.front()->y,tgx,tgy);
825 k1.push_back(newVertice (ax,ay));
826 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
827 setSplit(k1.back(),TRUE);
829 }else if(!large && sweep){
832 tgy2 = old_y + radio_y*0.5;
833 tgx = actual_x + radio_x*0.5;
840 transformPoint2D(mtx,&tgx2,&tgy2);
841 transformPoint2D(mtx,&ax,&ay);
842 transformPoint2D(mtx,&tgx,&tgy);
845 coor2vect(&tgx2,&tgy2);
847 coor2vect(&tgx,&tgy);
849 setTg2(k1.back(),k1.back()->x,k1.back()->y,tgx2,tgy2);
850 if(isFirst(k1.front(),ax,ay)){
851 setTg1(k1.front(),k1.front()->x,k1.front()->y,tgx,tgy);
853 k1.push_back(newVertice (ax,ay));
854 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
855 setSplit(k1.back(),TRUE);
857 }else if( large && !sweep){//rare
858 //this need more than one vertex
859 }else if( large && sweep){//circles in inkscape are made with this kind of arc
862 if(old_x>actual_x) sense =-1;
863 float in_x,in_y,in_tgx1,in_tgy1,in_tgx2,in_tgy2;
864 in_x = (old_x+actual_x)/2;
865 in_y = old_y - sense*radio_y;
866 in_tgx1 = in_x - sense*(radio_x*0.5);
867 in_tgx2 = in_x + sense*(radio_x*0.5);
872 tgy2=actual_y - sense*(radio_y*0.5);
874 tgy =actual_y - sense*(radio_y*0.5);
880 transformPoint2D(mtx,&tgx2,&tgy2);
881 transformPoint2D(mtx,&tgx ,&tgy );
882 transformPoint2D(mtx,&ax,&ay);
884 transformPoint2D(mtx,&in_tgx2,&in_tgy2);
885 transformPoint2D(mtx,&in_tgx1,&in_tgy1);
886 transformPoint2D(mtx,&in_x,&in_y);
889 coor2vect(&tgx2 , &tgy2);
890 coor2vect(&ax , &ay );
891 coor2vect(&tgx , &tgy );
893 coor2vect(&in_tgx2 , &in_tgy2);
894 coor2vect(&in_tgx1 , &in_tgy1);
895 coor2vect(&in_x , &in_y );
898 setTg2(k1.back(),k1.back()->x,k1.back()->y,tgx2,tgy2);
899 //save the intermediate point
900 k1.push_back(newVertice (in_x,in_y));
901 setTg1(k1.back(),k1.back()->x,k1.back()->y, in_tgx1 , in_tgy1);
902 setTg2(k1.back(),k1.back()->x,k1.back()->y, in_tgx2 , in_tgy2);
903 setSplit(k1.back(),TRUE); //this could be changed
905 if(isFirst(k1.front(),ax,ay)){
906 setTg1(k1.front(),k1.front()->x,k1.front()->y,tgx,tgy);
908 k1.push_back(newVertice (ax,ay));
909 setTg1(k1.back(),k1.back()->x,k1.back()->y,tgx,tgy);
910 setSplit(k1.back(),TRUE);
913 }else if(command.compare("z")==0){
918 if (i<tokens.size() && tokens.at(i).compare("M")!=0 && tokens.at(i).compare("m")!=0) {
919 //starting a new path, but not with a moveto
925 if(mtx) transformPoint2D(mtx,&ax,&ay);
927 k1.push_back(newVertice (ax,ay)); //first element
928 setSplit(k1.back(),TRUE);
930 i--; //decrement i to balance "i++" at command change
932 std::cout<<"unsupported path token: "<<tokens.at(i)<<std::endl;
936 k.push_front(k1); //last element
941 Svg_parser::parser_effects(const xmlpp::Element* nodeElement,xmlpp::Element* root,String parent_style,Matrix* mtx){
942 parser_transform(root, mtx);
946 Svg_parser::parser_transform(xmlpp::Element* root,Matrix* mtx){
948 xmlpp::Element *child_transform=root->add_child("layer");
949 child_transform->set_attribute("type","warp");
950 child_transform->set_attribute("active","true");
951 child_transform->set_attribute("version","0.1");
952 child_transform->set_attribute("desc","Transform");
955 x=100;y=100;coor2vect(&x,&y);
956 build_vector (child_transform->add_child("param"),"src_tl",x,y);
958 x=200;y=200;coor2vect(&x,&y);
959 build_vector (child_transform->add_child("param"),"src_br",x,y);
963 transformPoint2D(mtx,&x,&y);coor2vect(&x,&y);
964 build_vector (child_transform->add_child("param"),"dest_tl",x,y);
967 transformPoint2D(mtx,&x,&y);coor2vect(&x,&y);
968 build_vector (child_transform->add_child("param"),"dest_tr",x,y);
971 transformPoint2D(mtx,&x,&y);coor2vect(&x,&y);
972 build_vector (child_transform->add_child("param"),"dest_br",x,y);
975 transformPoint2D(mtx,&x,&y);coor2vect(&x,&y);
976 build_vector (child_transform->add_child("param"),"dest_bl",x,y);
978 build_param (child_transform->add_child("param"),"clip","bool","false");
979 build_param (child_transform->add_child("param"),"horizon","real","4.0");
985 Svg_parser::parser_defs(const xmlpp::Node* node){
986 const xmlpp::ContentNode* nodeContent = dynamic_cast<const xmlpp::ContentNode*>(node);
988 xmlpp::Node::NodeList list = node->get_children();
989 for(xmlpp::Node::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter){
990 Glib::ustring name =(*iter)->get_name();
991 if(name.compare("linearGradient")==0){
992 parser_linearGradient(*iter);
993 }else if(name.compare("radialGradient")==0){
994 parser_radialGradient(*iter);
1001 Svg_parser::AdjustPointUrl(){
1003 if(!lg.empty()){//linealgradient
1004 std::list<LinearGradient*>::iterator aux=lg.begin();
1005 while(aux!=lg.end()){
1006 LinearGradient* auxlg=*aux;
1007 coor2vect (&auxlg->x1,&auxlg->y1);
1008 coor2vect (&auxlg->x2,&auxlg->y2);
1012 if(!rg.empty()){//radialgradient
1013 std::list<RadialGradient*>::iterator aux=rg.begin();
1014 while(aux!=rg.end()){
1015 RadialGradient* auxrg=*aux;
1016 coor2vect (&auxrg->cx,&auxrg->cy);
1017 auxrg->r= auxrg->r/kux;
1023 std::list<ColorStop*>*
1024 Svg_parser::find_colorStop(String name){
1026 if(lg.empty()&& rg.empty())
1030 if(find.at(0)=='#') find.erase(0,1);
1032 std::list<LinearGradient*>::iterator aux=lg.begin();
1033 while(aux!=lg.end()){//only find into linear gradients
1034 if(find.compare((*aux)->name)==0){
1035 return (*aux)->stops;
1043 Svg_parser::build_url(xmlpp::Element* root, String name,Matrix *mtx){
1045 int start=name.find_first_of("#")+1;
1046 int end=name.find_first_of(")");
1047 String find= name.substr(start,end-start);
1048 bool encounter=false;
1050 std::list<LinearGradient*>::iterator aux=lg.begin();
1051 while(aux!=lg.end()){
1052 if(find.compare((*aux)->name)==0){
1053 build_linearGradient (root,*aux,mtx);
1059 if(!encounter && !rg.empty()){
1060 std::list<RadialGradient*>::iterator aux=rg.begin();
1061 while(aux!=rg.end()){
1062 if(find.compare((*aux)->name)==0){
1063 build_radialGradient (root,*aux,mtx);
1072 Svg_parser::build_stop_color(xmlpp::Element* root, std::list<ColorStop*> *stops){
1073 std::list<ColorStop*>::iterator aux_stop=stops->begin();
1074 while(aux_stop!=stops->end()){
1075 xmlpp::Element *child=root->add_child("color");
1076 child->set_attribute("pos",etl::strprintf("%f",(*aux_stop)->pos));
1077 child->add_child("r")->set_child_text(etl::strprintf("%f",(*aux_stop)->r));
1078 child->add_child("g")->set_child_text(etl::strprintf("%f",(*aux_stop)->g));
1079 child->add_child("b")->set_child_text(etl::strprintf("%f",(*aux_stop)->b));
1080 child->add_child("a")->set_child_text(etl::strprintf("%f",(*aux_stop)->a));
1085 Svg_parser::build_linearGradient(xmlpp::Element* root,LinearGradient* data,Matrix* mtx){
1087 xmlpp::Element* gradient=root->add_child("layer");
1089 gradient->set_attribute("type","linear_gradient");
1090 gradient->set_attribute("active","true");
1091 gradient->set_attribute("desc","Gradient004");
1092 build_param (gradient->add_child("param"),"z_depth","real","0");
1093 build_param (gradient->add_child("param"),"amount","real","1");
1095 build_param (gradient->add_child("param"),"blend_method","integer","21");
1103 if (mtx || data->transform){
1105 if (mtx && data->transform){
1106 composeMatrix(&mtx2,mtx,data->transform);
1109 }else if (data->transform){
1110 mtx2=data->transform;
1112 //matrix transforms the gradient as a whole
1113 //it does not preserve angles, so we cant' simply transform both points
1115 //set point (x3,y3) on the same gradient line as (x2,y2)
1116 //the gradient line is perpendicular to (x1,y1)(x2,y2)
1119 //transform everything
1120 transformPoint2D(mtx2,&x1,&y1);
1121 transformPoint2D(mtx2,&x2,&y2);
1122 transformPoint2D(mtx2,&x3,&y3);
1124 if (x2!=x3 && y2!=y3) {//divide by zero check
1126 //set k as slope between (x2,y2) and (x3,y3)
1127 //k is the slope of gradient lines post-transformation
1129 //set point (x2,y2) on the gradient line passing through (x3,y3)
1130 //so that the line (x1,y1)(x2,y2) is perpendicular to (x2,y2)(x3,y3)
1131 x2= (x3*k+x1/k+y1-y3)/(k+(1/k));
1133 } else if (x2==x3 && y2!=y3) {
1135 } else if (x2!=x3 && y2==y3) {
1138 std::cout<<"SVG Import warning: gradient points equal each other"<<std::endl;
1142 coor2vect (&x1,&y1);
1143 coor2vect (&x2,&y2);
1145 build_vector (gradient->add_child("param"),"p1",x1,y1);
1146 build_vector (gradient->add_child("param"),"p2",x2,y2);
1148 xmlpp::Element *child_stops=gradient->add_child("param");
1149 child_stops->set_attribute("name","gradient");
1150 build_stop_color (child_stops->add_child("gradient"),data->stops);
1151 build_param (gradient->add_child("param"),"loop","bool","false");
1152 build_param (gradient->add_child("param"),"zigzag","bool","false");
1156 Svg_parser::build_radialGradient(xmlpp::Element* root,RadialGradient* data,Matrix* mtx){
1158 xmlpp::Element* gradient;
1160 if (mtx || data->transform) {
1161 xmlpp::Element* layer=root->add_child("layer");
1163 layer->set_attribute("type","PasteCanvas");
1164 layer->set_attribute("active","true");
1165 layer->set_attribute("version","0.1");
1166 layer->set_attribute("desc","Composite");
1167 build_param (layer->add_child("param"),"z_depth","real","0");
1168 build_param (layer->add_child("param"),"amount","real","1");
1169 build_param (layer->add_child("param"),"blend_method","integer","21"); //straight onto
1170 build_vector (layer->add_child("param"),"origin",0,0);
1171 xmlpp::Element *child=layer->add_child("param");
1172 child->set_attribute("name","canvas");
1173 xmlpp::Element* child_layer=child->add_child("canvas");
1175 gradient=child_layer->add_child("layer");
1176 build_param (gradient->add_child("param"),"blend_method","integer","0"); //composite
1178 if (mtx && data->transform){
1179 composeMatrix(&mtx2,mtx,data->transform);
1182 }else if (data->transform){
1183 mtx2=data->transform;
1185 parser_transform(child_layer,mtx2);
1188 gradient=root->add_child("layer");
1189 build_param (gradient->add_child("param"),"blend_method","integer","21"); //straight onto
1192 gradient->set_attribute("type","radial_gradient");
1193 gradient->set_attribute("active","true");
1194 build_param (gradient->add_child("param"),"z_depth","real","0");
1195 build_param (gradient->add_child("param"),"amount","real","1");
1197 xmlpp::Element *child_stops=gradient->add_child("param");
1198 child_stops->set_attribute("name","gradient");
1199 build_stop_color (child_stops->add_child("gradient"),data->stops);
1201 //here the center point and radio
1207 coor2vect (&cx,&cy);
1209 build_vector (gradient->add_child("param"),"center",cx,cy);
1210 build_param (gradient->add_child("param"),"radius","real",r);
1212 build_param (gradient->add_child("param"),"loop","bool","false");
1213 build_param (gradient->add_child("param"),"zigzag","bool","false");
1218 Svg_parser::parser_linearGradient(const xmlpp::Node* node){
1219 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
1220 Glib::ustring id =nodeElement->get_attribute_value("id");
1221 float x1 =atof(nodeElement->get_attribute_value("x1").data());
1222 float y1 =atof(nodeElement->get_attribute_value("y1").data());
1223 float x2 =atof(nodeElement->get_attribute_value("x2").data());
1224 float y2 =atof(nodeElement->get_attribute_value("y2").data());
1225 Glib::ustring link =nodeElement->get_attribute_value("href");
1226 Glib::ustring transform =nodeElement->get_attribute_value("gradientTransform");
1228 //resolve transformations
1230 if(!transform.empty())
1231 mtx=build_transform (transform);
1233 std::list<ColorStop*> *stops;
1235 stops=find_colorStop (link);
1238 stops=new std::list<ColorStop*>();
1239 const xmlpp::ContentNode* nodeContent = dynamic_cast<const xmlpp::ContentNode*>(node);
1241 xmlpp::Node::NodeList list = node->get_children();
1242 for(xmlpp::Node::NodeList::iterator iter = list.begin(); iter != list.end(); ++iter){
1243 Glib::ustring name =(*iter)->get_name();
1244 if(name.compare("stop")==0){
1245 const xmlpp::Element* nodeIter = dynamic_cast<const xmlpp::Element*>(*iter);
1246 Glib::ustring style =nodeIter->get_attribute_value("style");
1247 float offset=atof(nodeIter->get_attribute_value("offset").data());
1251 extractSubAttribute (style,"stop-color",&stop_color);
1252 extractSubAttribute (style,"stop-opacity",&opacity);
1254 if(opacity.empty()) opacity="1";
1255 if(stop_color.empty()) stop_color="#000000";//black for default :S
1256 stops->push_back(newColorStop(stop_color,atof(opacity.data()),offset));
1262 lg.push_back(newLinearGradient(id,x1,y1,x2,y2,stops,mtx));
1267 Svg_parser::parser_radialGradient(const xmlpp::Node* node){
1268 if(const xmlpp::Element* nodeElement = dynamic_cast<const xmlpp::Element*>(node)){
1269 Glib::ustring id =nodeElement->get_attribute_value("id");
1270 float cx =atof(nodeElement->get_attribute_value("cx").data());
1271 float cy =atof(nodeElement->get_attribute_value("cy").data());
1272 float fx =atof(nodeElement->get_attribute_value("fx").data());
1273 float fy =atof(nodeElement->get_attribute_value("fy").data());
1274 float r =atof(nodeElement->get_attribute_value("r").data());
1275 Glib::ustring link =nodeElement->get_attribute_value("href");//basic
1276 Glib::ustring transform =nodeElement->get_attribute_value("gradientTransform");
1278 if (cx!=fx || cy!=fy)
1279 std::cout<<"SVG Parser: ignoring focus attributes for radial gradient";
1281 //resolve transformations
1283 if(!transform.empty())
1284 mtx=build_transform (transform);
1286 std::list<ColorStop*> *stops=NULL;
1288 //inkscape always use link, i dont need parser stops here, but it's posible
1289 stops=find_colorStop (link);
1292 rg.push_back(newRadialGradient(id,cx,cy,r,stops,mtx));
1297 Svg_parser::newColorStop(String color,float opacity,float pos){
1299 _stop=(ColorStop*)malloc(sizeof(ColorStop));
1300 float r=getRed(color);
1301 float g=getGreen(color);
1302 float b=getBlue(color);
1304 Color ret=adjustGamma(r/255,g/255,b/255,a);
1305 _stop->r=ret.get_r();
1306 _stop->g=ret.get_g();
1307 _stop->b=ret.get_b();
1308 _stop->a=ret.get_a();
1313 Svg_parser::adjustGamma(float r,float g,float b,float a){
1315 if(gamma.get_gamma_r()!=1.0){
1317 ret.set_r(-gamma.r_F32_to_F32(-ret.get_r()));
1319 ret.set_r(gamma.r_F32_to_F32(ret.get_r()));
1321 if(gamma.get_gamma_g()!=1.0){
1323 ret.set_g(-gamma.g_F32_to_F32(-ret.get_g()));
1325 ret.set_g(gamma.g_F32_to_F32(ret.get_g()));
1327 if(gamma.get_gamma_b()!=1.0){
1329 ret.set_b(-gamma.b_F32_to_F32(-ret.get_b()));
1331 ret.set_b(gamma.b_F32_to_F32(ret.get_b()));
1337 Svg_parser::newLinearGradient(String name,float x1,float y1, float x2,float y2,std::list<ColorStop*> *stops, Matrix* transform){
1338 LinearGradient* data;
1339 data=(LinearGradient*)malloc(sizeof(LinearGradient));
1340 sprintf(data->name,"%s",name.data());
1346 data->transform=transform;
1351 Svg_parser::newRadialGradient(String name,float cx,float cy,float r,std::list<ColorStop*> *stops, Matrix* transform){
1352 RadialGradient* data;
1353 data=(RadialGradient*)malloc(sizeof(RadialGradient));
1354 sprintf(data->name,"%s",name.data());
1359 data->transform=transform;
1365 Svg_parser::build_gamma(xmlpp::Element* root,float gamma){
1366 root->set_attribute("type","colorcorrect");
1367 root->set_attribute("active","true");
1368 root->set_attribute("version","0.1");
1369 root->set_attribute("desc","Gamma");
1370 build_real (root->add_child("param"),"gamma",gamma);
1373 Svg_parser::build_transform(const String transform){
1375 String tf(transform);
1377 std::vector<String> tokens=tokenize(tf," ");
1378 std::vector<String>::iterator aux=tokens.begin();
1379 while(aux!=tokens.end()){
1380 if((*aux).compare(0,9,"translate")==0){
1383 start =(*aux).find_first_of("(")+1;
1384 end =(*aux).find_first_of(",");
1385 dx =atof((*aux).substr(start,end-start).data());
1386 start =(*aux).find_first_of(",")+1;
1387 end =(*aux).size()-1;
1388 dy =atof((*aux).substr(start,end-start).data());
1390 a=newMatrix(1,0,0,1,dx,dy);
1392 multiplyMatrix(&a,newMatrix(1,0,0,1,dx,dy));
1393 }else if((*aux).compare(0,5,"scale")==0){
1395 a=newMatrix(1,0,0,1,0,0);
1396 }else if((*aux).compare(0,6,"rotate")==0){
1397 float angle,seno,coseno;
1399 start =(*aux).find_first_of("(")+1;
1400 end =(*aux).size()-1;
1401 angle=getRadian (atof((*aux).substr(start,end-start).data()));
1405 a=newMatrix(coseno,seno,-1*seno,coseno,0,0);
1407 multiplyMatrix(&a,newMatrix(coseno,seno,-1*seno,coseno,0,0));
1408 }else if((*aux).compare(0,6,"matrix")==0){
1409 int start =(*aux).find_first_of('(')+1;
1410 int end =(*aux).find_first_of(')');
1412 a=newMatrix((*aux).substr(start,end-start));
1414 multiplyMatrix(&a,newMatrix((*aux).substr(start,end-start)));
1416 a=newMatrix(1,0,0,1,0,0);
1424 Svg_parser::build_translate(xmlpp::Element* root,float dx,float dy){
1425 root->set_attribute("type","translate");
1426 root->set_attribute("active","true");
1427 root->set_attribute("version","0.1");
1428 build_vector (root->add_child("param"),"origin",dx,dy);
1431 Svg_parser::build_rotate(xmlpp::Element* root,float dx,float dy,float angle){
1432 root->set_attribute("type","rotate");
1433 root->set_attribute("active","true");
1434 root->set_attribute("version","0.1");
1435 build_vector (root->add_child("param"),"origin",dx,dy);
1436 build_real (root->add_child("param"),"amount",angle);
1439 Svg_parser::build_points(xmlpp::Element* root,std::list<Vertice*> p){
1440 root->set_attribute("name","vector_list");
1441 xmlpp::Element *child=root->add_child("dynamic_list");
1442 child->set_attribute("type","vector");
1443 std::list<Vertice*>::iterator aux = p.begin();
1444 while(aux!=p.end()){
1445 xmlpp::Element *child_entry=child->add_child("entry");
1446 xmlpp::Element *child_vector=child_entry->add_child("vector");
1447 child_vector->add_child("x")->set_child_text(etl::strprintf("%f",(*aux)->x));
1448 child_vector->add_child("y")->set_child_text(etl::strprintf("%f",(*aux)->y));
1453 Svg_parser::build_vertice(xmlpp::Element* root , Vertice *p){
1454 xmlpp::Element *child_comp=root->add_child("composite");
1455 child_comp->set_attribute("type","bline_point");
1456 build_vector (child_comp->add_child("param"),"point",p->x,p->y);
1457 build_param (child_comp->add_child("width"),"","real","1.0000000000");
1458 build_param (child_comp->add_child("origin"),"","real","0.5000000000");
1459 if(p->split) build_param (child_comp->add_child("split"),"","bool","true");
1460 else build_param (child_comp->add_child("split"),"","bool","false");
1462 xmlpp::Element *child_t1=child_comp->add_child("t1");
1463 xmlpp::Element *child_rc=child_t1->add_child("radial_composite");
1464 child_rc->set_attribute("type","vector");
1465 build_param (child_rc->add_child("radius"),"","real",p->radio1);
1466 build_param (child_rc->add_child("theta"),"","angle",p->angle1);
1468 xmlpp::Element *child_t2=child_comp->add_child("t2");
1469 xmlpp::Element *child_rc2=child_t2->add_child("radial_composite");
1470 child_rc2->set_attribute("type","vector");
1471 build_param (child_rc2->add_child("radius"),"","real",p->radio2);
1472 build_param (child_rc2->add_child("theta"),"","angle",p->angle2);
1476 Svg_parser::build_bline(xmlpp::Element* root,std::list<Vertice*> p,bool loop,String blineguid){
1477 root->set_attribute("name","bline");
1478 xmlpp::Element *child=root->add_child("bline");
1479 child->set_attribute("type","bline_point");
1481 child->set_attribute("loop","true");
1483 child->set_attribute("loop","false");
1484 if(!blineguid.empty()) child->set_attribute("guid",blineguid);
1485 std::list<Vertice*>::iterator aux = p.begin();
1486 while(aux!=p.end()){
1487 if(*aux) build_vertice (child->add_child("entry"),*aux);
1493 Svg_parser::build_param(xmlpp::Element* root,String name,String type,String value){
1494 if(!type.empty() && !value.empty()){
1495 if(!name.empty()) root->set_attribute("name",name);
1496 xmlpp::Element *child=root->add_child(type);
1497 child->set_attribute("value",value);
1499 root->get_parent()->remove_child(root);
1503 Svg_parser::build_param(xmlpp::Element* root,String name,String type,float value){
1505 if(!name.empty()) root->set_attribute("name",name);
1506 xmlpp::Element *child=root->add_child(type);
1507 child->set_attribute("value",etl::strprintf ("%f",value));
1509 root->get_parent()->remove_child(root);
1513 Svg_parser::build_param(xmlpp::Element* root,String name,String type,int value){
1515 if(!name.empty()) root->set_attribute("name",name);
1516 xmlpp::Element *child=root->add_child(type);
1517 char *enteroc=new char[10];
1518 sprintf(enteroc,"%d",value);
1519 child->set_attribute("value",enteroc);
1522 root->get_parent()->remove_child(root);
1527 Svg_parser::build_integer(xmlpp::Element* root,String name,int value){
1528 if(name.compare("")!=0) root->set_attribute("name",name);
1529 xmlpp::Element *child=root->add_child("integer");
1530 char *enteroc=new char[10];
1531 sprintf(enteroc,"%d",value);
1532 child->set_attribute("value",enteroc);
1535 Svg_parser::build_real(xmlpp::Element* root,String name,float value){
1536 if(name.compare("")!=0) root->set_attribute("name",name);
1537 xmlpp::Element *child=root->add_child("real");
1538 char *realc=new char[20];
1539 sprintf(realc,"%f",value);
1540 child->set_attribute("value",realc);
1544 Svg_parser::build_color(xmlpp::Element* root,float r,float g,float b,float a){
1545 if(r>255 || g>255 || b>255 || a>1 || r<0 || g<0 || b<0 || a<0){
1546 root->get_parent()->remove_child(root);
1547 printf("Color aborted\n");
1550 Color ret=adjustGamma(r/255,g/255,b/255,a);
1552 root->set_attribute("name","color");
1553 xmlpp::Element *child=root->add_child("color");
1554 child->add_child("r")->set_child_text(etl::strprintf("%f",ret.get_r()));
1555 child->add_child("g")->set_child_text(etl::strprintf("%f",ret.get_g()));
1556 child->add_child("b")->set_child_text(etl::strprintf("%f",ret.get_b()));
1557 child->add_child("a")->set_child_text(etl::strprintf("%f",ret.get_a()));
1560 Svg_parser::build_vector(xmlpp::Element* root,String name,float x,float y){
1562 if(name.compare("")!=0) root->set_attribute("name",name);
1563 xmlpp::Element *child=root->add_child("vector");
1564 child->add_child("x")->set_child_text(etl::strprintf("%f",x));
1565 child->add_child("y")->set_child_text(etl::strprintf("%f",y));
1569 Svg_parser::build_vector (xmlpp::Element* root,String name,float x,float y,String guid){
1570 if(name.compare("")!=0) root->set_attribute("name",name);
1571 xmlpp::Element *child=root->add_child("vector");
1572 if(!guid.empty()) child->set_attribute("guid",guid);
1573 child->add_child("x")->set_child_text(etl::strprintf("%f",x));
1574 child->add_child("y")->set_child_text(etl::strprintf("%f",y));
1578 Svg_parser::nodeStartBasicLayer(xmlpp::Element* root){
1579 root->set_attribute("type","PasteCanvas");
1580 root->set_attribute("active","true");
1581 root->set_attribute("version","0.1");
1582 root->set_attribute("desc","Composite");
1583 build_param (root->add_child("param"),"z_depth","real","0");
1584 build_param (root->add_child("param"),"amount","real","1");
1585 build_param (root->add_child("param"),"blend_method","integer","0");
1586 build_vector (root->add_child("param"),"origin",0,0);
1587 xmlpp::Element *child=root->add_child("param");
1588 child->set_attribute("name","canvas");
1589 return child->add_child("canvas");
1594 Svg_parser::coor2vect(float *x,float *y){
1598 sy= atof(height.c_str())-sy;
1607 Svg_parser::setTg1(Vertice *p,float p1x,float p1y,float p2x,float p2y){
1609 float d1x,d1y,d2x,d2y,dx,dy;
1620 rd=sqrt(dx*dx + dy*dy);
1622 ag=PI + atan(dy/dx);
1623 }else if(dx>0 && dy<0){
1624 ag=PI + atan(dy/dx);
1625 }else if(dx<0 && dy<0){
1627 }else if(dx<0 && dy>0){
1628 ag= 2*PI+atan(dy/dx);
1629 }else if(dx==0 && dy>0){
1631 }else if(dx==0 && dy<0){
1633 }else if(dx==0 && dy==0){
1635 }else if(dx<0 && dy==0){
1637 }else if(dx>0 && dy==0){
1645 Svg_parser::setTg2(Vertice* p,float p1x,float p1y,float p2x,float p2y){
1647 float d1x,d1y,d2x,d2y,dx,dy;
1659 rd=sqrt(dx*dx + dy*dy);
1661 ag=PI + atan(dy/dx);
1662 // printf("case 180-270\n");
1663 }else if(dx>0 && dy<0){
1664 ag=PI + atan(dy/dx);
1665 // printf("case 90-180\n");
1666 }else if(dx<0 && dy<0){
1668 // printf("case 0-90\n");
1669 }else if(dx<0 && dy>0){
1670 ag= 2*PI+atan(dy/dx);
1671 // printf("case 270-360\n");
1672 }else if(dx==0 && dy>0){
1674 }else if(dx==0 && dy<0){
1676 }else if(dx==0 && dy==0){
1678 }else if(dx<0 && dy==0){
1680 }else if(dx>0 && dy==0){
1690 Svg_parser::setSplit(Vertice* p,bool val){
1696 Svg_parser::isFirst(Vertice* nodo,float a, float b){
1697 if(nodo->x==a && nodo->y==b)
1703 Svg_parser::newVertice(float x,float y){
1705 vert=(Vertice*)malloc(sizeof(Vertice));
1708 vert->radio1=vert->radio2=vert->angle1=vert->angle2=0;
1713 Svg_parser::extractSubAttribute(const String attribute, String name,String* value){
1715 if(!attribute.empty()){
1716 String str(attribute);
1718 std::vector<String> tokens=tokenize(str,";");
1719 std::vector<String>::iterator aux=tokens.begin();
1720 while(aux!=tokens.end()){
1721 int mid= (*aux).find_first_of(":");
1722 if((*aux).substr(0,mid).compare(name)==0){
1723 int end=(*aux).size();
1724 *value=(*aux).substr(mid+1,end-mid);
1733 Svg_parser::loadAttribute(String name,const String path_style,const String master_style,const String defaultVal){
1736 if(!path_style.empty())
1737 fnd=extractSubAttribute(path_style,name,&value);
1739 if(!master_style.empty())
1740 fnd=extractSubAttribute(master_style,name,&value);
1747 Svg_parser::loadAttribute(String name,const String path_style,const String master_style,const String subattribute,const String defaultVal){
1750 if(!path_style.empty())
1751 fnd=extractSubAttribute(path_style,name,&value);
1752 if(fnd==0 && !master_style.empty())
1753 fnd=extractSubAttribute(master_style,name,&value);
1755 if(!subattribute.empty())
1764 Svg_parser::randomLetter(){
1766 if(a) return (49 + rand()%9);
1767 else return (65 + rand()%24);
1771 Svg_parser::getRed(String hex){
1773 return hextodec(hex.substr(1,2));
1774 }else if(hex.compare(0,3,"rgb")==0 || hex.compare(0,3,"RGB")==0){
1775 int start=hex.find_first_of("(")+1;
1776 int end =hex.find_last_of(")");
1777 String aux=tokenize(hex.substr(start,end-start),",").at(0);
1778 return atoi(aux.data());
1783 Svg_parser::getGreen(String hex){
1785 return hextodec(hex.substr(3,2));
1786 }else if(hex.compare(0,3,"rgb")==0 || hex.compare(0,3,"RGB")==0){
1787 int start=hex.find_first_of("(")+1;
1788 int end =hex.find_last_of(")");
1789 String aux=tokenize(hex.substr(start,end-start),",").at(1);
1790 return atoi(aux.data());
1795 Svg_parser::getBlue(String hex){
1797 return hextodec(hex.substr(5,2));
1798 }else if(hex.compare(0,3,"rgb")==0 || hex.compare(0,3,"RGB")==0){
1799 int start=hex.find_first_of("(")+1;
1800 int end =hex.find_last_of(")");
1801 String aux=tokenize(hex.substr(start,end-start),",").at(2);
1802 return atoi(aux.data());
1807 Svg_parser::hextodec(String hex){
1816 else if(hex.at(i)=='1')
1818 else if(hex.at(i)=='2')
1820 else if(hex.at(i)=='3')
1822 else if(hex.at(i)=='4')
1824 else if(hex.at(i)=='5')
1826 else if(hex.at(i)=='6')
1828 else if(hex.at(i)=='7')
1830 else if(hex.at(i)=='8')
1832 else if(hex.at(i)=='9')
1834 else if(hex.at(i)=='a')
1836 else if(hex.at(i)=='b')
1838 else if(hex.at(i)=='c')
1840 else if(hex.at(i)=='d')
1842 else if(hex.at(i)=='e')
1844 else if(hex.at(i)=='f')
1852 result+=pow(16,i)*ihex[top-i-1];
1860 Svg_parser::getDimension(const String ac){
1864 int length=ac.size();
1866 if(isdigit(ac.at(length-1))){
1868 }else if(ac.at(length-1)=='%'){
1871 String mtc=ac.substr(length-2,length);
1872 String nmc=ac.substr(0,length-2);
1873 if(mtc.compare("px")==0){
1874 af=atof(nmc.data());
1875 }else if(mtc.compare("pt")==0){
1876 af=atof(nmc.data())*1.25;
1877 }else if(mtc.compare("em")==0){
1878 af=atof(nmc.data())*16;
1879 }else if(mtc.compare("mm")==0){
1880 af=atof(nmc.data())*3.54;
1881 }else if(mtc.compare("pc")==0){
1882 af=atof(nmc.data())*15;
1883 }else if(mtc.compare("cm")==0){
1884 af=atof(nmc.data())*35.43;
1885 }else if(mtc.compare("in")==0){
1886 af=atof(nmc.data())*90;
1895 Svg_parser::newMatrix(Matrix *a){
1897 data=(Matrix*)malloc(sizeof(Matrix));
1898 data->a=a->a; data->b=a->b; data->c=a->c;
1899 data->d=a->d; data->e=a->e; data->f=a->f;
1903 Svg_parser::newMatrix(float a,float b,float c,float d,float e,float f){
1905 data=(Matrix*)malloc(sizeof(Matrix));
1906 data->a=a; data->b=b; data->c=c;
1907 data->d=d; data->e=e; data->f=f;
1911 Svg_parser::newMatrix(const String mvector){
1912 if(!mvector.empty()){
1913 Matrix* data=(Matrix*)malloc(sizeof(Matrix));
1914 std::vector<String> tokens=tokenize(mvector,",");
1915 if(tokens.size()!=6) return newMatrix(1,0,0,1,0,0);
1916 data->a=atof(tokens.at(0).data());
1917 data->b=atof(tokens.at(1).data());
1918 data->c=atof(tokens.at(2).data());
1919 data->d=atof(tokens.at(3).data());
1920 data->e=atof(tokens.at(4).data());
1921 data->f=atof(tokens.at(5).data());
1924 return newMatrix(1,0,0,1,0,0);
1928 Svg_parser::transformPoint2D(Matrix *mtx,float *a,float *b){
1932 auxa= (*a)*(mtx->a) + (*b)*(mtx->c) + (mtx->e);
1933 auxb= (*a)*(mtx->b) + (*b)*(mtx->d) + (mtx->f);
1939 Svg_parser::composeMatrix(Matrix **mtx,Matrix* mtx1,Matrix* mtx2){
1940 Matrix* aux=newMatrix(0,0,0,0,0,0);
1941 aux->a=(mtx1->a)*(mtx2->a)+(mtx1->c)*(mtx2->b);
1942 aux->b=(mtx1->b)*(mtx2->a)+(mtx1->d)*(mtx2->b);
1943 aux->c=(mtx1->a)*(mtx2->c)+(mtx1->c)*(mtx2->d);
1944 aux->d=(mtx1->b)*(mtx2->c)+(mtx1->d)*(mtx2->d);
1945 aux->e=(mtx1->a)*(mtx2->e)+(mtx1->c)*(mtx2->f)+(mtx1->e);
1946 aux->f=(mtx1->b)*(mtx2->e)+(mtx1->d)*(mtx2->f)+(mtx1->f);
1950 Svg_parser::multiplyMatrix(Matrix **mtx1,Matrix *mtx2){
1951 Matrix* aux=newMatrix(0,0,0,0,0,0);
1952 aux->a=((*mtx1)->a)*(mtx2->a)+((*mtx1)->c)*(mtx2->b);
1953 aux->b=((*mtx1)->b)*(mtx2->a)+((*mtx1)->d)*(mtx2->b);
1954 aux->c=((*mtx1)->a)*(mtx2->c)+((*mtx1)->c)*(mtx2->d);
1955 aux->d=((*mtx1)->b)*(mtx2->c)+((*mtx1)->d)*(mtx2->d);
1956 aux->e=((*mtx1)->a)*(mtx2->e)+((*mtx1)->c)*(mtx2->f)+((*mtx1)->e);
1957 aux->f=((*mtx1)->b)*(mtx2->e)+((*mtx1)->d)*(mtx2->f)+((*mtx1)->f);
1966 Svg_parser::matrixIsNull(Matrix *mtx){
1967 if(mtx == NULL) return true;
1972 Svg_parser::getRadian(float sexa){
1973 return (sexa*2*PI)/360;
1976 Svg_parser::removeS(String *input){
1977 for(unsigned int i=0;i<input->size();i++){
1978 if(input->at(i)==' '){
1984 Svg_parser::removeIntoS(String *input){
1986 for(unsigned int i=0;i<input->size();i++){
1987 if(input->at(i)=='('){
1989 }else if(input->at(i)==')'){
1991 }else if(into && input->at(i)==' '){
1997 Svg_parser::tokenize(const String& str,const String& delimiters){
1998 std::vector<String> tokens;
1999 String::size_type lastPos = str.find_first_not_of(delimiters, 0);
2000 String::size_type pos = str.find_first_of(delimiters, lastPos);
2001 while (String::npos != pos || String::npos != lastPos){
2002 tokens.push_back(str.substr(lastPos, pos - lastPos));
2003 lastPos = str.find_first_not_of(delimiters, pos);
2004 pos = str.find_first_of(delimiters, lastPos);
2009 Svg_parser::new_guid(){
2011 return GUID::hasher(uid).get_string();