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#include <graph_displayer_canvas.h>
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hegyi@1512
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#include <broken_edge.h>
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hegyi@1512
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#include <math.h>
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hegyi@1512
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hegyi@1512
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hegyi@1512
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int GraphDisplayerCanvas::changeNodeRadius (std::string mapname, Graph::Node node)
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{
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Graph::NodeMap<double> * actual_map;
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hegyi@1525
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if(mapname=="Default")
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{
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actual_map=new Graph::NodeMap<double>(g,node_property_defaults[N_RADIUS]);
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hegyi@1525
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}
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hegyi@1525
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else
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{
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actual_map=(mapstorage.nodemap_storage)[mapname];
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}
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hegyi@1525
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if(node==INVALID)
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{
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for (NodeIt i(g); i!=INVALID; ++i)
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{
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int w=(int)(*actual_map)[i];
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if(w>=0)
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{
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double x1, y1, x2, y2;
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x1=nodesmap[i]->property_x1().get_value();
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x2=nodesmap[i]->property_x2().get_value();
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y1=nodesmap[i]->property_y1().get_value();
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y2=nodesmap[i]->property_y2().get_value();
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nodesmap[i]->property_x1().set_value((x1+x2)/2-w);
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nodesmap[i]->property_x2().set_value((x1+x2)/2+w);
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nodesmap[i]->property_y1().set_value((y1+y2)/2-w);
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nodesmap[i]->property_y2().set_value((y1+y2)/2+w);
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}
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}
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}
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else
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{
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//I think only new nodes use this case
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// int w=(int)(*actual_map)[node];
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int w=(int)(node_property_defaults[N_RADIUS]);
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if(w>=0)
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{
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double x1, y1, x2, y2;
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x1=nodesmap[node]->property_x1().get_value();
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x2=nodesmap[node]->property_x2().get_value();
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y1=nodesmap[node]->property_y1().get_value();
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y2=nodesmap[node]->property_y2().get_value();
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nodesmap[node]->property_x1().set_value((x1+x2)/2-w);
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nodesmap[node]->property_x2().set_value((x1+x2)/2+w);
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nodesmap[node]->property_y1().set_value((y1+y2)/2-w);
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nodesmap[node]->property_y2().set_value((y1+y2)/2+w);
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}
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}
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return 0;
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};
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int GraphDisplayerCanvas::changeNodeColor (std::string mapname, Graph::Node node)
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{
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//function maps the range of the maximum and
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//the minimum of the nodemap to the range of
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//green in RGB
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Graph::NodeMap<double> * actual_map;
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if(mapname=="Default")
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{
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actual_map=new Graph::NodeMap<double>(g,node_property_defaults[N_COLOR]);
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}
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else
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{
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actual_map=(mapstorage.nodemap_storage)[mapname];
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}
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double max, min;
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if(mapname!="Default")
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{
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max=mapstorage.maxOfNodeMap(mapname);
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min=mapstorage.minOfNodeMap(mapname);
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}
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else
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{
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max=node_property_defaults[N_COLOR];
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min=node_property_defaults[N_COLOR];
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}
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if(node==INVALID)
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{
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for (NodeIt i(g); i!=INVALID; ++i)
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{
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Gdk::Color color;
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double w=(*actual_map)[i];
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if(max!=min)
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{
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color.set_rgb_p (0, 0, 100*(w-min)/(max-min));
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}
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else
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{
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color.set_rgb_p (0, 0, 100);
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}
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nodesmap[i]->property_fill_color_gdk().set_value(color);
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}
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}
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else
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{
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Gdk::Color color;
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double w=(*actual_map)[node];
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if(max!=min)
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{
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color.set_rgb_p (0, 0, 100*(w-min)/(max-min));
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}
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else
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{
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color.set_rgb_p (0, 0, 100);
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}
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nodesmap[node]->property_fill_color_gdk().set_value(color);
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}
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return 0;
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};
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int GraphDisplayerCanvas::changeNodeText (std::string mapname, Graph::Node node)
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{
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//the number in the map will be written on the node
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//EXCEPT when the name of the map is Text, because
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//in that case empty string will be written, because
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//that is the deleter map
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hegyi@1525
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Graph::NodeMap<double> * actual_map;
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if(mapname=="Default")
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{
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actual_map=new Graph::NodeMap<double>(g,node_property_defaults[N_COLOR]);
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}
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else
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{
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actual_map=(mapstorage.nodemap_storage)[mapname];
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}
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if(node==INVALID)
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{
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for (NodeIt i(g); i!=INVALID; ++i)
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{
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hegyi@1525
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if(mapname!="Default")
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{
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double number=(*actual_map)[i];
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int length=1;
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//if number is smaller than one, length would be negative, or invalid
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if(number>=1)
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{
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length=(int)(floor(log(number)/log(10)))+1;
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}
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int maxpos=(int)(pow(10,length-1));
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int strl=length+1+RANGE;
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char * str=new char[strl];
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str[length]='.';
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str[strl]='\0';
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for(int j=0;j<strl;j++)
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{
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if(j!=length)
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{
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int digit=(int)(number/maxpos);
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str[j]=(digit+'0');
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number-=digit*maxpos;
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number*=10;
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}
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}
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nodetextmap[i]->property_text().set_value(str);
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}
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else
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{
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nodetextmap[i]->property_text().set_value("");
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}
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}
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}
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else
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{
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hegyi@1525
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if(mapname!="Default")
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{
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double number=(*actual_map)[node];
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int length=1;
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//if number is smaller than one, length would be negative, or invalid
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if(number>=1)
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{
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length=(int)(floor(log(number)/log(10)))+1;
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}
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int maxpos=(int)(pow(10,length-1));
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int strl=length+1+RANGE;
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char * str=new char[strl];
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str[length]='.';
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str[strl]='\0';
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for(int j=0;j<strl;j++)
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{
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if(j!=length)
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{
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int digit=(int)(number/maxpos);
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str[j]=(digit+'0');
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number-=digit*maxpos;
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number*=10;
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}
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}
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nodetextmap[node]->property_text().set_value(str);
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}
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else
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{
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nodetextmap[node]->property_text().set_value("");
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}
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}
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return 0;
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};
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