[1606] | 1 | #include "graph_displayer_canvas.h" |
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[1632] | 2 | #include <cmath> |
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[1442] | 3 | |
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[1849] | 4 | GraphDisplayerCanvas::GraphDisplayerCanvas(NoteBookTab & mainw) : |
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[1837] | 5 | nodesmap(mainw.mapstorage.graph), edgesmap(mainw.mapstorage.graph), edgetextmap(mainw.mapstorage.graph), |
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| 6 | nodetextmap(mainw.mapstorage.graph), displayed_graph(*(root()), 0, 0), |
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[1648] | 7 | isbutton(0), active_item(NULL), target_item(NULL), nodemap_to_edit(""), |
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[1849] | 8 | edgemap_to_edit(""), mytab(mainw) |
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[1442] | 9 | { |
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[1606] | 10 | //base event handler is move tool |
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| 11 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::moveEventHandler), false); |
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| 12 | actual_tool=MOVE; |
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[1562] | 13 | |
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[1606] | 14 | active_node=INVALID; |
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| 15 | active_edge=INVALID; |
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| 16 | forming_edge=INVALID; |
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| 17 | } |
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[1468] | 18 | |
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[1606] | 19 | GraphDisplayerCanvas::~GraphDisplayerCanvas() |
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| 20 | { |
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[1849] | 21 | for (NodeIt n((mytab.mapstorage).graph); n != INVALID; ++n) |
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[1837] | 22 | { |
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| 23 | delete nodesmap[n]; |
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| 24 | delete nodetextmap[n]; |
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| 25 | } |
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| 26 | |
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[1849] | 27 | for (EdgeIt e((mytab.mapstorage).graph); e != INVALID; ++e) |
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[1837] | 28 | { |
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| 29 | delete edgesmap[e]; |
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| 30 | delete edgetextmap[e]; |
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| 31 | } |
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| 32 | } |
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[1442] | 33 | |
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[1837] | 34 | void GraphDisplayerCanvas::propertyChange(bool itisedge, int prop) |
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| 35 | { |
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| 36 | if(itisedge) |
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| 37 | { |
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| 38 | propertyUpdate(Edge(INVALID), prop); |
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| 39 | } |
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| 40 | else |
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| 41 | { |
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| 42 | propertyUpdate(Node(INVALID), prop); |
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| 43 | } |
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| 44 | } |
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| 45 | |
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| 46 | void GraphDisplayerCanvas::propertyUpdate(Edge edge) |
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| 47 | { |
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| 48 | for(int i=0;i<EDGE_PROPERTY_NUM;i++) |
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| 49 | { |
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| 50 | propertyUpdate(edge, i); |
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| 51 | } |
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| 52 | } |
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| 53 | |
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| 54 | void GraphDisplayerCanvas::propertyUpdate(Node node) |
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| 55 | { |
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| 56 | for(int i=0;i<NODE_PROPERTY_NUM;i++) |
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| 57 | { |
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| 58 | propertyUpdate(node, i); |
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| 59 | } |
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| 60 | } |
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| 61 | |
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[1888] | 62 | void GraphDisplayerCanvas::propertyUpdate(Node node, int prop) |
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[1837] | 63 | { |
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[1888] | 64 | //dummy=dummy; |
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[1837] | 65 | |
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[1849] | 66 | std::string mapname=mytab.getActiveNodeMap(prop); |
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[1837] | 67 | |
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| 68 | if(mapname!="") |
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| 69 | { |
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[1849] | 70 | if( ( ((mytab.mapstorage).nodemap_storage).find(mapname) != ((mytab.mapstorage).nodemap_storage).end() ) ) |
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[1837] | 71 | { |
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| 72 | switch(prop) |
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| 73 | { |
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| 74 | case N_RADIUS: |
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| 75 | changeNodeRadius(mapname, node); |
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| 76 | break; |
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| 77 | case N_COLOR: |
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| 78 | changeNodeColor(mapname, node); |
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| 79 | break; |
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| 80 | case N_TEXT: |
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| 81 | changeNodeText(mapname, node); |
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| 82 | break; |
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| 83 | default: |
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| 84 | std::cerr<<"Error\n"; |
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| 85 | } |
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| 86 | } |
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| 87 | } |
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| 88 | else //mapname=="" |
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| 89 | { |
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| 90 | Node node=INVALID; |
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| 91 | switch(prop) |
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| 92 | { |
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| 93 | case N_RADIUS: |
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| 94 | resetNodeRadius(node); |
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| 95 | break; |
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| 96 | case N_COLOR: |
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| 97 | resetNodeColor(node); |
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| 98 | break; |
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| 99 | case N_TEXT: |
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| 100 | resetNodeText(node); |
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| 101 | break; |
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| 102 | default: |
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| 103 | std::cerr<<"Error\n"; |
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| 104 | } |
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| 105 | } |
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| 106 | |
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| 107 | } |
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| 108 | |
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[1888] | 109 | void GraphDisplayerCanvas::propertyUpdate(Edge edge, int prop) |
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[1837] | 110 | { |
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[1888] | 111 | //dummy=dummy; |
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[1837] | 112 | |
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[1849] | 113 | std::string mapname=mytab.getActiveEdgeMap(prop); |
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[1837] | 114 | |
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| 115 | if(mapname!="") |
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| 116 | { |
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[1849] | 117 | if( ( ((mytab.mapstorage).edgemap_storage).find(mapname) != ((mytab.mapstorage).edgemap_storage).end() ) ) |
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[1837] | 118 | { |
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| 119 | switch(prop) |
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| 120 | { |
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| 121 | case E_WIDTH: |
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| 122 | changeEdgeWidth(mapname, edge); |
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| 123 | break; |
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| 124 | case E_COLOR: |
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| 125 | changeEdgeColor(mapname, edge); |
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| 126 | break; |
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| 127 | case E_TEXT: |
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| 128 | changeEdgeText(mapname, edge); |
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| 129 | break; |
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| 130 | default: |
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| 131 | std::cerr<<"Error\n"; |
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| 132 | } |
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| 133 | } |
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| 134 | } |
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| 135 | else //mapname=="" |
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| 136 | { |
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| 137 | switch(prop) |
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| 138 | { |
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| 139 | case E_WIDTH: |
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| 140 | resetEdgeWidth(edge); |
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| 141 | break; |
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| 142 | case E_COLOR: |
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| 143 | resetEdgeColor(edge); |
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| 144 | break; |
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| 145 | case E_TEXT: |
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| 146 | resetEdgeText(edge); |
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| 147 | break; |
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| 148 | default: |
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| 149 | std::cerr<<"Error\n"; |
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| 150 | } |
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| 151 | } |
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[1606] | 152 | } |
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| 153 | |
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| 154 | void GraphDisplayerCanvas::drawGraph() |
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| 155 | { |
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[1442] | 156 | //first edges are drawn, to hide joining with nodes later |
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| 157 | |
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[1849] | 158 | for (EdgeIt i((mytab.mapstorage).graph); i!=INVALID; ++i) |
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[1442] | 159 | { |
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| 160 | |
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[1606] | 161 | //drawing green lines, coordinates are from mapstorage.coords |
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[1442] | 162 | |
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| 163 | Gnome::Canvas::Points coos; |
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[1606] | 164 | coos.push_back(Gnome::Art::Point( |
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[1849] | 165 | (mytab.mapstorage).coords[(mytab.mapstorage).graph.source(i)].x, |
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| 166 | (mytab.mapstorage).coords[(mytab.mapstorage).graph.source(i)].y)); |
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[1606] | 167 | coos.push_back(Gnome::Art::Point( |
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[1849] | 168 | (mytab.mapstorage).coords[(mytab.mapstorage).graph.target(i)].x, |
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| 169 | (mytab.mapstorage).coords[(mytab.mapstorage).graph.target(i)].y)); |
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[1442] | 170 | |
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[1860] | 171 | edgesmap[i]=new BrokenEdge(displayed_graph, i, *this); |
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[1442] | 172 | *(edgesmap[i]) << Gnome::Canvas::Properties::fill_color("green"); |
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[1598] | 173 | edgesmap[i]->property_width_units().set_value(10); |
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[1645] | 174 | edgesmap[i]->lower_to_bottom(); |
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[1442] | 175 | |
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| 176 | //initializing edge-text as well, to empty string |
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| 177 | |
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[1860] | 178 | XY text_pos=mytab.mapstorage.arrow_pos[i]; |
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| 179 | text_pos+=(XY(10,10)); |
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[1505] | 180 | |
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| 181 | edgetextmap[i]=new Gnome::Canvas::Text(displayed_graph, text_pos.x, text_pos.y, ""); |
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[1512] | 182 | edgetextmap[i]->property_fill_color().set_value("darkgreen"); |
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[1599] | 183 | edgetextmap[i]->signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::edgeMapEditEventHandler), false); |
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[1645] | 184 | edgetextmap[i]->raise_to_top(); |
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[1442] | 185 | } |
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| 186 | |
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| 187 | //afterwards nodes come to be drawn |
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| 188 | |
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[1849] | 189 | for (NodeIt i((mytab.mapstorage).graph); i!=INVALID; ++i) |
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[1442] | 190 | { |
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| 191 | //drawing bule nodes, with black line around them |
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| 192 | |
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[1606] | 193 | nodesmap[i]=new Gnome::Canvas::Ellipse( |
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| 194 | displayed_graph, |
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[1849] | 195 | (mytab.mapstorage).coords[i].x-20, |
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| 196 | (mytab.mapstorage).coords[i].y-20, |
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| 197 | (mytab.mapstorage).coords[i].x+20, |
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| 198 | (mytab.mapstorage).coords[i].y+20); |
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[1442] | 199 | *(nodesmap[i]) << Gnome::Canvas::Properties::fill_color("blue"); |
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| 200 | *(nodesmap[i]) << Gnome::Canvas::Properties::outline_color("black"); |
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[1645] | 201 | nodesmap[i]->raise_to_top(); |
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[1512] | 202 | |
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| 203 | //initializing edge-text as well, to empty string |
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| 204 | |
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[1606] | 205 | xy<double> text_pos( |
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[1849] | 206 | ((mytab.mapstorage).coords[i].x+node_property_defaults[N_RADIUS]+5), |
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| 207 | ((mytab.mapstorage).coords[i].y+node_property_defaults[N_RADIUS]+5)); |
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[1512] | 208 | |
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[1606] | 209 | nodetextmap[i]=new Gnome::Canvas::Text(displayed_graph, |
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| 210 | text_pos.x, text_pos.y, ""); |
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[1512] | 211 | nodetextmap[i]->property_fill_color().set_value("darkblue"); |
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[1599] | 212 | nodetextmap[i]->signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::nodeMapEditEventHandler), false); |
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[1645] | 213 | nodetextmap[i]->raise_to_top(); |
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[1442] | 214 | } |
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| 215 | |
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| 216 | updateScrollRegion(); |
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| 217 | } |
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| 218 | |
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[1606] | 219 | void GraphDisplayerCanvas::clear() |
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[1442] | 220 | { |
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[1606] | 221 | active_node=INVALID; |
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| 222 | active_edge=INVALID; |
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| 223 | forming_edge=INVALID; |
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[1442] | 224 | |
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[1849] | 225 | for (NodeIt n((mytab.mapstorage).graph); n != INVALID; ++n) |
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[1442] | 226 | { |
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[1606] | 227 | delete nodesmap[n]; |
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| 228 | delete nodetextmap[n]; |
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[1442] | 229 | } |
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| 230 | |
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[1849] | 231 | for (EdgeIt e((mytab.mapstorage).graph); e != INVALID; ++e) |
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[1606] | 232 | { |
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| 233 | delete edgesmap[e]; |
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| 234 | delete edgetextmap[e]; |
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| 235 | } |
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[1442] | 236 | } |
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