[1510] | 1 | #include <graph_displayer_canvas.h> |
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| 2 | #include <broken_edge.h> |
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| 3 | #include <math.h> |
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| 4 | |
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| 5 | |
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[1512] | 6 | int GraphDisplayerCanvas::changeEdgeWidth (std::string mapname, Graph::Edge edge) |
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[1510] | 7 | { |
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[1525] | 8 | Graph::EdgeMap<double> * actual_map; |
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| 9 | if(mapname=="Default") |
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| 10 | { |
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| 11 | actual_map=new Graph::EdgeMap<double>(g,edge_property_defaults[E_WIDTH]); |
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| 12 | } |
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| 13 | else |
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| 14 | { |
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| 15 | actual_map=(mapstorage.edgemap_storage)[mapname]; |
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| 16 | } |
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| 17 | |
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[1512] | 18 | if(edge==INVALID) |
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[1510] | 19 | { |
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[1512] | 20 | for (EdgeIt i(g); i!=INVALID; ++i) |
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| 21 | { |
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[1525] | 22 | int w=(int)(*actual_map)[i]; |
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[1512] | 23 | if(w>=0) |
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| 24 | { |
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| 25 | edgesmap[i]->property_width_pixels().set_value(w); |
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| 26 | } |
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| 27 | } |
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| 28 | } |
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| 29 | else |
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| 30 | { |
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[1525] | 31 | int w=(int)(*actual_map)[edge]; |
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[1510] | 32 | if(w>=0) |
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| 33 | { |
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[1512] | 34 | edgesmap[edge]->property_width_pixels().set_value(w); |
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[1510] | 35 | } |
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| 36 | } |
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| 37 | return 0; |
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| 38 | }; |
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| 39 | |
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[1512] | 40 | int GraphDisplayerCanvas::changeEdgeColor (std::string mapname, Graph::Edge edge) |
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[1510] | 41 | { |
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| 42 | |
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| 43 | //function maps the range of the maximum and |
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| 44 | //the minimum of the nodemap to the range of |
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| 45 | //green in RGB |
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[1525] | 46 | Graph::EdgeMap<double> * actual_map; |
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| 47 | if(mapname=="Default") |
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| 48 | { |
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| 49 | actual_map=new Graph::EdgeMap<double>(g,edge_property_defaults[E_COLOR]); |
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| 50 | } |
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| 51 | else |
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| 52 | { |
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| 53 | actual_map=(mapstorage.edgemap_storage)[mapname]; |
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| 54 | } |
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| 55 | |
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| 56 | double max, min; |
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| 57 | |
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| 58 | if(mapname!="Default") |
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| 59 | { |
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| 60 | max=mapstorage.maxOfEdgeMap(mapname); |
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| 61 | min=mapstorage.minOfEdgeMap(mapname); |
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| 62 | } |
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| 63 | else |
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| 64 | { |
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| 65 | max=edge_property_defaults[E_COLOR]; |
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| 66 | min=edge_property_defaults[E_COLOR]; |
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| 67 | } |
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| 68 | |
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[1512] | 69 | if(edge==INVALID) |
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| 70 | { |
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| 71 | for (EdgeIt i(g); i!=INVALID; ++i) |
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| 72 | { |
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[1525] | 73 | double w=(*actual_map)[i]; |
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| 74 | |
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[1512] | 75 | Gdk::Color color; |
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| 76 | if(max!=min) |
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| 77 | { |
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| 78 | color.set_rgb_p (0, 100*(w-min)/(max-min), 0); |
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| 79 | } |
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| 80 | else |
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| 81 | { |
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| 82 | color.set_rgb_p (0, 100, 0); |
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| 83 | } |
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| 84 | edgesmap[i]->property_fill_color_gdk().set_value(color); |
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| 85 | } |
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| 86 | } |
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| 87 | else |
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[1510] | 88 | { |
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[1512] | 89 | Gdk::Color color; |
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[1525] | 90 | |
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| 91 | double w=(*actual_map)[edge]; |
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| 92 | |
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[1512] | 93 | if(max!=min) |
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| 94 | { |
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| 95 | color.set_rgb_p (0, 100*(w-min)/(max-min), 0); |
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| 96 | } |
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| 97 | else |
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| 98 | { |
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| 99 | color.set_rgb_p (0, 100, 0); |
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| 100 | } |
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| 101 | |
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| 102 | edgesmap[edge]->property_fill_color_gdk().set_value(color); |
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[1510] | 103 | } |
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| 104 | return 0; |
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| 105 | }; |
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| 106 | |
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[1512] | 107 | int GraphDisplayerCanvas::changeEdgeText (std::string mapname, Graph::Edge edge) |
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[1510] | 108 | { |
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| 109 | |
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| 110 | //the number in the map will be written on the edge |
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| 111 | //EXCEPT when the name of the map is Text, because |
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| 112 | //in that case empty string will be written, because |
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| 113 | //that is the deleter map |
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| 114 | |
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[1512] | 115 | if(edge==INVALID) |
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[1510] | 116 | { |
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[1512] | 117 | for (EdgeIt i(g); i!=INVALID; ++i) |
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[1510] | 118 | { |
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[1525] | 119 | if(mapname!="Default") |
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[1512] | 120 | { |
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[1579] | 121 | edgemap_to_edit=mapname; |
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[1512] | 122 | double number=(*(mapstorage.edgemap_storage)[mapname])[i]; |
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| 123 | int length=1; |
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| 124 | //if number is smaller than one, length would be negative, or invalid |
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| 125 | if(number>=1) |
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| 126 | { |
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| 127 | length=(int)(floor(log(number)/log(10)))+1; |
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| 128 | } |
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| 129 | int maxpos=(int)(pow(10,length-1)); |
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| 130 | int strl=length+1+RANGE; |
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| 131 | char * str=new char[strl]; |
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| 132 | str[length]='.'; |
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| 133 | str[strl]='\0'; |
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| 134 | |
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| 135 | for(int j=0;j<strl;j++) |
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| 136 | { |
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| 137 | if(j!=length) |
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| 138 | { |
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[1581] | 139 | if((number-(int)number)>ALMOST_ONE) |
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| 140 | { |
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| 141 | number=round(number); |
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| 142 | } |
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[1512] | 143 | int digit=(int)(number/maxpos); |
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| 144 | str[j]=(digit+'0'); |
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| 145 | number-=digit*maxpos; |
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| 146 | number*=10; |
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| 147 | } |
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| 148 | } |
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| 149 | |
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| 150 | edgetextmap[i]->property_text().set_value(str); |
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| 151 | } |
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| 152 | else |
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| 153 | { |
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[1579] | 154 | edgemap_to_edit=""; |
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[1512] | 155 | edgetextmap[i]->property_text().set_value(""); |
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| 156 | } |
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| 157 | } |
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| 158 | |
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| 159 | } |
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| 160 | else |
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| 161 | { |
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[1525] | 162 | if(mapname!="Default") |
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[1512] | 163 | { |
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| 164 | double number=(*(mapstorage.edgemap_storage)[mapname])[edge]; |
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[1510] | 165 | int length=1; |
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| 166 | //if number is smaller than one, length would be negative, or invalid |
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| 167 | if(number>=1) |
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| 168 | { |
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| 169 | length=(int)(floor(log(number)/log(10)))+1; |
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| 170 | } |
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| 171 | int maxpos=(int)(pow(10,length-1)); |
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| 172 | int strl=length+1+RANGE; |
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| 173 | char * str=new char[strl]; |
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| 174 | str[length]='.'; |
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| 175 | str[strl]='\0'; |
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| 176 | |
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| 177 | for(int j=0;j<strl;j++) |
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| 178 | { |
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| 179 | if(j!=length) |
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| 180 | { |
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[1581] | 181 | if((number-(int)number)>ALMOST_ONE) |
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| 182 | { |
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| 183 | number=round(number); |
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| 184 | } |
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[1510] | 185 | int digit=(int)(number/maxpos); |
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| 186 | str[j]=(digit+'0'); |
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| 187 | number-=digit*maxpos; |
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| 188 | number*=10; |
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| 189 | } |
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| 190 | } |
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| 191 | |
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[1512] | 192 | edgetextmap[edge]->property_text().set_value(str); |
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[1510] | 193 | } |
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| 194 | else |
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| 195 | { |
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[1512] | 196 | edgetextmap[edge]->property_text().set_value(""); |
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[1510] | 197 | } |
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[1512] | 198 | |
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[1510] | 199 | } |
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[1512] | 200 | |
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[1510] | 201 | return 0; |
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[1512] | 202 | |
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[1510] | 203 | }; |
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