[27] | 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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| 6 | bool GraphDisplayerCanvas::on_expose_event(GdkEventExpose *event) |
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| 7 | { |
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| 8 | Gnome::Canvas::CanvasAA::on_expose_event(event); |
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| 9 | //usleep(10000); |
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| 10 | //rezoom(); |
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| 11 | return true; |
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| 12 | } |
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| 13 | |
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| 14 | void GraphDisplayerCanvas::changeEditorialTool(int newtool) |
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| 15 | { |
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| 16 | actual_handler.disconnect(); |
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| 17 | |
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| 18 | if(actual_tool==CREATE_EDGE) |
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| 19 | { |
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| 20 | GdkEvent * generated=new GdkEvent(); |
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| 21 | generated->type=GDK_BUTTON_RELEASE; |
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| 22 | generated->button.button=3; |
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[30] | 23 | createEdgeEventHandler(generated); |
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[27] | 24 | } |
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| 25 | |
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| 26 | actual_tool=newtool; |
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| 27 | |
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| 28 | switch(newtool) |
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| 29 | { |
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| 30 | case MOVE: |
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[31] | 31 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::moveEventHandler), false); |
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[27] | 32 | break; |
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| 33 | |
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| 34 | case CREATE_NODE: |
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[30] | 35 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::createNodeEventHandler), false); |
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[27] | 36 | break; |
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| 37 | |
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| 38 | case CREATE_EDGE: |
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[31] | 39 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::createEdgeEventHandler), false); |
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[27] | 40 | break; |
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| 41 | |
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| 42 | case ERASER: |
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[31] | 43 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::eraserEventHandler), false); |
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[27] | 44 | break; |
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| 45 | |
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[32] | 46 | case EDGE_MAP_EDIT: |
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| 47 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::edgeMapEditEventHandler), false); |
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| 48 | break; |
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| 49 | |
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| 50 | case NODE_MAP_EDIT: |
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| 51 | actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::nodeMapEditEventHandler), false); |
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| 52 | break; |
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| 53 | |
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[27] | 54 | default: |
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| 55 | break; |
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| 56 | } |
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| 57 | } |
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| 58 | |
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[30] | 59 | int GraphDisplayerCanvas::getActualTool() |
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[27] | 60 | { |
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| 61 | return actual_tool; |
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| 62 | } |
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| 63 | |
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[30] | 64 | bool GraphDisplayerCanvas::moveEventHandler(GdkEvent* e) |
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[27] | 65 | { |
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| 66 | switch(e->type) |
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| 67 | { |
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| 68 | case GDK_BUTTON_PRESS: |
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| 69 | //we mark the location of the event to be able to calculate parameters of dragging |
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[31] | 70 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 71 | |
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| 72 | active_item=(get_item_at(clicked_x, clicked_y)); |
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[27] | 73 | active_node=INVALID; |
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| 74 | for (NodeIt i(g); i!=INVALID; ++i) |
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| 75 | { |
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| 76 | if(nodesmap[i]==active_item) |
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| 77 | { |
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| 78 | active_node=i; |
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| 79 | } |
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| 80 | } |
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| 81 | switch(e->button.button) |
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| 82 | { |
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| 83 | case 3: |
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| 84 | isbutton=3; |
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| 85 | break; |
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| 86 | default: |
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| 87 | isbutton=1; |
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| 88 | break; |
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| 89 | } |
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| 90 | break; |
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| 91 | case GDK_BUTTON_RELEASE: |
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| 92 | isbutton=0; |
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| 93 | active_item=NULL; |
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| 94 | active_node=INVALID; |
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| 95 | break; |
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| 96 | case GDK_MOTION_NOTIFY: |
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| 97 | //we only have to do sg. if the mouse button is pressed AND the click was on a node that was found in the set of nodes |
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| 98 | if(active_node!=INVALID) |
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| 99 | { |
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| 100 | //new coordinates will be the old values, |
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| 101 | //because the item will be moved to the |
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| 102 | //new coordinate therefore the new movement |
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| 103 | //has to be calculated from here |
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| 104 | |
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[31] | 105 | double new_x, new_y; |
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| 106 | |
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| 107 | window_to_world (e->motion.x, e->motion.y, new_x, new_y); |
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| 108 | |
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| 109 | double dx=new_x-clicked_x; |
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| 110 | double dy=new_y-clicked_y; |
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[27] | 111 | |
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[28] | 112 | //repositioning node and its text |
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[27] | 113 | active_item->move(dx, dy); |
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[28] | 114 | nodetextmap[active_node]->move(dx, dy); |
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[27] | 115 | |
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[31] | 116 | clicked_x=new_x; |
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| 117 | clicked_y=new_y; |
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[27] | 118 | |
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| 119 | //all the edges connected to the moved point has to be redrawn |
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| 120 | EdgeIt ei; |
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| 121 | |
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| 122 | g.firstOut(ei,active_node); |
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| 123 | |
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| 124 | for(;ei!=INVALID;g.nextOut(ei)) |
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| 125 | { |
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| 126 | Gnome::Canvas::Points coos; |
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| 127 | double x1, x2, y1, y2; |
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| 128 | |
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| 129 | nodesmap[g.source(ei)]->get_bounds(x1, y1, x2, y2); |
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| 130 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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| 131 | |
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| 132 | nodesmap[g.target(ei)]->get_bounds(x1, y1, x2, y2); |
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| 133 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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| 134 | |
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| 135 | if(isbutton==3) |
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| 136 | { |
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[30] | 137 | edgesmap[ei]->setPoints(coos); |
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[27] | 138 | } |
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| 139 | else |
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| 140 | { |
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[30] | 141 | edgesmap[ei]->setPoints(coos,true); |
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[27] | 142 | } |
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| 143 | |
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[28] | 144 | //reposition of edgetext |
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[30] | 145 | xy<double> text_pos=edgesmap[ei]->getArrowPos(); |
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[27] | 146 | text_pos+=(xy<double>(10,10)); |
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| 147 | edgetextmap[ei]->property_x().set_value(text_pos.x); |
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| 148 | edgetextmap[ei]->property_y().set_value(text_pos.y); |
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| 149 | } |
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| 150 | |
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| 151 | g.firstIn(ei,active_node); |
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| 152 | for(;ei!=INVALID;g.nextIn(ei)) |
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| 153 | { |
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| 154 | Gnome::Canvas::Points coos; |
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| 155 | double x1, x2, y1, y2; |
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| 156 | |
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| 157 | nodesmap[g.source(ei)]->get_bounds(x1, y1, x2, y2); |
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| 158 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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| 159 | |
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| 160 | nodesmap[g.target(ei)]->get_bounds(x1, y1, x2, y2); |
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| 161 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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| 162 | |
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| 163 | if(isbutton==3) |
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| 164 | { |
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[30] | 165 | edgesmap[ei]->setPoints(coos); |
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[27] | 166 | } |
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| 167 | else |
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| 168 | { |
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[30] | 169 | edgesmap[ei]->setPoints(coos,true); |
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[27] | 170 | } |
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| 171 | |
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[30] | 172 | xy<double> text_pos=edgesmap[ei]->getArrowPos(); |
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[27] | 173 | text_pos+=(xy<double>(10,10)); |
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| 174 | edgetextmap[ei]->property_x().set_value(text_pos.x); |
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| 175 | edgetextmap[ei]->property_y().set_value(text_pos.y); |
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| 176 | } |
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| 177 | } |
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| 178 | default: break; |
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| 179 | } |
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| 180 | |
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[31] | 181 | return false; |
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[27] | 182 | } |
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| 183 | |
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[30] | 184 | bool GraphDisplayerCanvas::createNodeEventHandler(GdkEvent* e) |
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[27] | 185 | { |
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| 186 | switch(e->type) |
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| 187 | { |
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| 188 | |
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| 189 | //draw the new node in red at the clicked place |
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[31] | 190 | case GDK_2BUTTON_PRESS: |
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| 191 | std::cout << "double click" << std::endl; |
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| 192 | break; |
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[27] | 193 | case GDK_BUTTON_PRESS: |
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| 194 | isbutton=1; |
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| 195 | |
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| 196 | active_node=NodeIt(g,g.addNode()); |
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| 197 | |
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| 198 | //initiating values corresponding to new node in maps |
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| 199 | |
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| 200 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 201 | |
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[31] | 202 | target_item=NULL; |
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| 203 | target_item=get_item_at(clicked_x, clicked_y); |
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| 204 | |
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[27] | 205 | nodesmap[active_node]=new Gnome::Canvas::Ellipse(displayed_graph, clicked_x-20, clicked_y-20, clicked_x+20, clicked_y+20); |
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| 206 | active_item=(Gnome::Canvas::Item *)(nodesmap[active_node]); |
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| 207 | *(nodesmap[active_node]) << Gnome::Canvas::Properties::fill_color("red"); |
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| 208 | *(nodesmap[active_node]) << Gnome::Canvas::Properties::outline_color("black"); |
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| 209 | (nodesmap[active_node])->show(); |
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[28] | 210 | |
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| 211 | nodetextmap[active_node]=new Gnome::Canvas::Text(displayed_graph, clicked_x+node_property_defaults[N_RADIUS]+5, clicked_y+node_property_defaults[N_RADIUS]+5, ""); |
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| 212 | nodetextmap[active_node]->property_fill_color().set_value("darkblue"); |
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| 213 | |
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[30] | 214 | mapwin->updateNode(active_node); |
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[28] | 215 | |
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[27] | 216 | break; |
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| 217 | |
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| 218 | //move the new node |
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| 219 | case GDK_MOTION_NOTIFY: |
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| 220 | { |
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| 221 | GdkEvent * generated=new GdkEvent(); |
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[31] | 222 | generated->motion.x=e->motion.x; |
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| 223 | generated->motion.y=e->motion.y; |
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[27] | 224 | generated->type=GDK_MOTION_NOTIFY; |
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[30] | 225 | moveEventHandler(generated); |
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[27] | 226 | break; |
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| 227 | } |
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| 228 | |
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| 229 | //finalize the new node |
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| 230 | case GDK_BUTTON_RELEASE: |
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| 231 | isbutton=0; |
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[31] | 232 | if(!target_item) |
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| 233 | { |
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| 234 | //Its appropriate color is given by update. |
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| 235 | //*active_item << Gnome::Canvas::Properties::fill_color("blue"); |
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| 236 | } |
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| 237 | else |
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| 238 | { |
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| 239 | //In this case the given color has to be overwritten, because the noe covers an other item. |
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| 240 | *active_item << Gnome::Canvas::Properties::fill_color("lightblue"); |
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| 241 | } |
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| 242 | target_item=NULL; |
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[27] | 243 | active_item=NULL; |
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| 244 | active_node=INVALID; |
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| 245 | break; |
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| 246 | default: |
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| 247 | break; |
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| 248 | } |
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| 249 | return false; |
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| 250 | } |
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| 251 | |
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[30] | 252 | bool GraphDisplayerCanvas::createEdgeEventHandler(GdkEvent* e) |
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[27] | 253 | { |
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| 254 | switch(e->type) |
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| 255 | { |
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| 256 | case GDK_BUTTON_PRESS: |
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| 257 | //in edge creation right button has special meaning |
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| 258 | if(e->button.button!=3) |
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| 259 | { |
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| 260 | //there is not yet selected node |
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| 261 | if(active_node==INVALID) |
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| 262 | { |
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| 263 | //we mark the location of the event to be able to calculate parameters of dragging |
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[31] | 264 | |
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| 265 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 266 | |
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| 267 | active_item=(get_item_at(clicked_x, clicked_y)); |
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[27] | 268 | active_node=INVALID; |
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| 269 | for (NodeIt i(g); i!=INVALID; ++i) |
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| 270 | { |
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| 271 | if(nodesmap[i]==active_item) |
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| 272 | { |
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| 273 | active_node=i; |
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| 274 | } |
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| 275 | } |
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| 276 | //the clicked item is really a node |
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| 277 | if(active_node!=INVALID) |
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| 278 | { |
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| 279 | *(nodesmap[active_node]) << Gnome::Canvas::Properties::fill_color("red"); |
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| 280 | isbutton=1; |
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| 281 | } |
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| 282 | //clicked item was not a node. It could be e.g. edge. |
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| 283 | else |
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| 284 | { |
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| 285 | active_item=NULL; |
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| 286 | } |
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| 287 | } |
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| 288 | //we only have to do sg. if the mouse button |
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| 289 | // is pressed already once AND the click was |
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| 290 | // on a node that was found in the set of |
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| 291 | //nodes, and now we only search for the second |
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| 292 | //node |
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| 293 | else |
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| 294 | { |
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[31] | 295 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 296 | target_item=(get_item_at(clicked_x, clicked_y)); |
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[27] | 297 | Graph::NodeIt target_node=INVALID; |
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| 298 | for (NodeIt i(g); i!=INVALID; ++i) |
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| 299 | { |
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| 300 | if(nodesmap[i]==target_item) |
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| 301 | { |
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| 302 | target_node=i; |
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| 303 | } |
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| 304 | } |
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| 305 | //the clicked item is a node, the edge can be drawn |
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| 306 | if(target_node!=INVALID) |
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| 307 | { |
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[28] | 308 | if(target_node!=active_node) |
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| 309 | { |
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| 310 | *(nodesmap[target_node]) << Gnome::Canvas::Properties::fill_color("red"); |
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[27] | 311 | |
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[28] | 312 | //creating new edge |
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| 313 | active_edge=EdgeIt(g,g.addEdge(active_node, target_node)); |
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[27] | 314 | |
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[28] | 315 | //initiating values corresponding to new edge in maps |
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[30] | 316 | mapstorage.initMapsForEdge(active_edge); |
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[27] | 317 | |
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[28] | 318 | //calculating coordinates of new edge |
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| 319 | Gnome::Canvas::Points coos; |
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| 320 | double x1, x2, y1, y2; |
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[27] | 321 | |
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[28] | 322 | active_item->get_bounds(x1, y1, x2, y2); |
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| 323 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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[27] | 324 | |
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[28] | 325 | target_item->get_bounds(x1, y1, x2, y2); |
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| 326 | coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
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[27] | 327 | |
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[28] | 328 | //drawing new edge |
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| 329 | edgesmap[active_edge]=new BrokenEdge(displayed_graph, coos, *this); |
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| 330 | *(edgesmap[active_edge]) << Gnome::Canvas::Properties::fill_color("green"); |
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| 331 | edgesmap[active_edge]->property_width_pixels().set_value(10); |
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[27] | 332 | |
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[28] | 333 | //redraw nodes to blank terminations of the new edge |
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| 334 | target_item->raise_to_top(); |
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| 335 | active_item->raise_to_top(); |
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[27] | 336 | |
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[28] | 337 | //initializing edge-text as well, to empty string |
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[30] | 338 | xy<double> text_pos=edgesmap[active_edge]->getArrowPos(); |
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[28] | 339 | text_pos+=(xy<double>(10,10)); |
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[27] | 340 | |
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[28] | 341 | edgetextmap[active_edge]=new Gnome::Canvas::Text(displayed_graph, text_pos.x, text_pos.y, ""); |
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| 342 | edgetextmap[active_edge]->property_fill_color().set_value("darkgreen"); |
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| 343 | |
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| 344 | //updating its properties |
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[30] | 345 | mapwin->updateEdge(active_edge); |
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[28] | 346 | } |
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| 347 | else |
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| 348 | { |
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| 349 | target_node=INVALID; |
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| 350 | std::cout << "Loop edge is not yet implemented!" << std::endl; |
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| 351 | } |
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[27] | 352 | } |
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| 353 | //clicked item was not a node. it could be an e.g. edge. we do not deal with it furthermore. |
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| 354 | else |
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| 355 | { |
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| 356 | target_item=NULL; |
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| 357 | } |
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| 358 | } |
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| 359 | } |
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| 360 | break; |
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| 361 | case GDK_BUTTON_RELEASE: |
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| 362 | isbutton=0; |
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| 363 | //we clear settings in two cases |
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| 364 | //1: the edge is ready (target_item has valid value) |
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| 365 | //2: the edge creation is cancelled with right button |
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| 366 | if((target_item)||(e->button.button==3)) |
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| 367 | { |
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| 368 | if(active_item) |
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| 369 | { |
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| 370 | *active_item << Gnome::Canvas::Properties::fill_color("blue"); |
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| 371 | active_item=NULL; |
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| 372 | } |
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| 373 | if(target_item) |
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| 374 | { |
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| 375 | *target_item << Gnome::Canvas::Properties::fill_color("blue"); |
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| 376 | target_item=NULL; |
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| 377 | } |
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| 378 | active_node=INVALID; |
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| 379 | active_edge=INVALID; |
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| 380 | } |
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| 381 | break; |
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| 382 | default: |
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| 383 | break; |
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| 384 | } |
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| 385 | return false; |
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| 386 | } |
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| 387 | |
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[30] | 388 | bool GraphDisplayerCanvas::eraserEventHandler(GdkEvent* e) |
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[27] | 389 | { |
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| 390 | switch(e->type) |
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| 391 | { |
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| 392 | case GDK_BUTTON_PRESS: |
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[31] | 393 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 394 | active_item=(get_item_at(clicked_x, clicked_y)); |
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[27] | 395 | active_node=INVALID; |
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| 396 | active_edge=INVALID; |
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| 397 | for (NodeIt i(g); i!=INVALID; ++i) |
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| 398 | { |
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| 399 | if(nodesmap[i]==active_item) |
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| 400 | { |
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| 401 | active_node=i; |
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| 402 | } |
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| 403 | } |
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| 404 | if(active_node==INVALID) |
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| 405 | { |
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| 406 | for (EdgeIt i(g); i!=INVALID; ++i) |
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| 407 | { |
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| 408 | if(edgesmap[i]==active_item) |
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| 409 | { |
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| 410 | active_edge=i; |
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| 411 | } |
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| 412 | } |
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| 413 | } |
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[31] | 414 | if(active_item) |
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| 415 | { |
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| 416 | *active_item << Gnome::Canvas::Properties::fill_color("red"); |
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| 417 | } |
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[27] | 418 | break; |
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| 419 | |
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| 420 | case GDK_BUTTON_RELEASE: |
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[31] | 421 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 422 | if(active_item) |
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[27] | 423 | { |
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[31] | 424 | if( active_item == ( get_item_at (clicked_x, clicked_y) ) ) |
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[27] | 425 | { |
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[31] | 426 | if(active_node!=INVALID) |
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| 427 | { |
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[27] | 428 | |
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[31] | 429 | //collecting edges to delete |
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| 430 | EdgeIt e; |
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| 431 | std::set<Graph::Edge> edges_to_delete; |
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[27] | 432 | |
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[31] | 433 | g.firstOut(e,active_node); |
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| 434 | for(;e!=INVALID;g.nextOut(e)) |
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| 435 | { |
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| 436 | edges_to_delete.insert(e); |
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| 437 | } |
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| 438 | |
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| 439 | g.firstIn(e,active_node); |
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| 440 | for(;e!=INVALID;g.nextIn(e)) |
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| 441 | { |
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| 442 | edges_to_delete.insert(e); |
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| 443 | } |
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| 444 | |
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| 445 | //deleting collected edges |
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| 446 | for(std::set<Graph::Edge>::iterator edge_set_it=edges_to_delete.begin();edge_set_it!=edges_to_delete.end();edge_set_it++) |
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| 447 | { |
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| 448 | deleteItem(*edge_set_it); |
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| 449 | } |
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| 450 | deleteItem(active_node); |
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| 451 | } |
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| 452 | //a simple edge was chosen |
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| 453 | else |
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[27] | 454 | { |
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[31] | 455 | deleteItem(active_edge); |
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[27] | 456 | } |
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| 457 | } |
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[31] | 458 | //pointer was moved, deletion is cancelled |
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[27] | 459 | else |
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| 460 | { |
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[31] | 461 | if(active_node!=INVALID) |
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| 462 | { |
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| 463 | *active_item << Gnome::Canvas::Properties::fill_color("blue"); |
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| 464 | } |
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| 465 | else |
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| 466 | { |
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| 467 | *active_item << Gnome::Canvas::Properties::fill_color("green"); |
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| 468 | } |
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[27] | 469 | } |
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| 470 | } |
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| 471 | //reseting datas |
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| 472 | active_item=NULL; |
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| 473 | active_edge=INVALID; |
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| 474 | active_node=INVALID; |
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| 475 | break; |
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| 476 | |
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| 477 | case GDK_MOTION_NOTIFY: |
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| 478 | break; |
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| 479 | |
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| 480 | default: |
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| 481 | break; |
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| 482 | } |
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[31] | 483 | return false; |
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[27] | 484 | } |
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| 485 | |
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[32] | 486 | bool GraphDisplayerCanvas::edgeMapEditEventHandler(GdkEvent* e) |
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| 487 | { |
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| 488 | switch(e->type) |
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| 489 | { |
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| 490 | case GDK_BUTTON_PRESS: |
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| 491 | window_to_world (e->button.x, e->button.y, clicked_x, clicked_y); |
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| 492 | active_item=(get_item_at(clicked_x, clicked_y)); |
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| 493 | active_edge=INVALID; |
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| 494 | for (EdgeIt i(g); i!=INVALID; ++i) |
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| 495 | { |
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| 496 | if(edgesmap[i]==active_item) |
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| 497 | { |
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| 498 | active_edge=i; |
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| 499 | } |
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| 500 | } |
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| 501 | if(active_edge!=INVALID) |
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| 502 | { |
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| 503 | if(canvasentrywidget) |
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| 504 | { |
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| 505 | delete(canvasentrywidget); |
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| 506 | } |
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| 507 | entrywidget.show(); |
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| 508 | entrywidget.set_text("Hello!"); |
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| 509 | // canvasentrywidget=new Gnome::Canvas::Widget(displayed_graph, clicked_x, clicked_y,entrywidget); |
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| 510 | canvasentrywidget=new Gnome::Canvas::Widget(displayed_graph, e->button.x, e->button.y, entrywidget); |
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| 511 | canvasentrywidget->property_width().set_value(70); |
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| 512 | canvasentrywidget->property_height().set_value(50); |
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| 513 | canvasentrywidget->show(); |
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| 514 | *(edgesmap[active_edge]) << Gnome::Canvas::Properties::fill_color("red"); |
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| 515 | } |
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| 516 | active_item=NULL; // !!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| 517 | active_edge=INVALID; // !!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| 518 | break; |
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| 519 | default: |
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| 520 | break; |
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| 521 | } |
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| 522 | return false; |
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| 523 | } |
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| 524 | |
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| 525 | bool GraphDisplayerCanvas::nodeMapEditEventHandler(GdkEvent* e) |
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| 526 | { |
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| 527 | e=e; |
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| 528 | return false; |
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| 529 | } |
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| 530 | |
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[30] | 531 | void GraphDisplayerCanvas::deleteItem(NodeIt node_to_delete) |
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[27] | 532 | { |
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[28] | 533 | delete(nodetextmap[node_to_delete]); |
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[27] | 534 | delete(nodesmap[node_to_delete]); |
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| 535 | g.erase(node_to_delete); |
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| 536 | } |
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| 537 | |
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[30] | 538 | void GraphDisplayerCanvas::deleteItem(EdgeIt edge_to_delete) |
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[27] | 539 | { |
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[28] | 540 | delete(edgetextmap[edge_to_delete]); |
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[27] | 541 | delete(edgesmap[edge_to_delete]); |
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| 542 | g.erase(edge_to_delete); |
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| 543 | } |
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| 544 | |
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[30] | 545 | void GraphDisplayerCanvas::deleteItem(Graph::Edge edge_to_delete) |
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[27] | 546 | { |
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[28] | 547 | delete(edgetextmap[edge_to_delete]); |
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[27] | 548 | delete(edgesmap[edge_to_delete]); |
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| 549 | g.erase(edge_to_delete); |
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| 550 | } |
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| 551 | |
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[30] | 552 | void GraphDisplayerCanvas::textReposition(xy<double> new_place) |
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[27] | 553 | { |
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| 554 | new_place+=(xy<double>(10,10)); |
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| 555 | edgetextmap[active_edge]->property_x().set_value(new_place.x); |
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| 556 | edgetextmap[active_edge]->property_y().set_value(new_place.y); |
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| 557 | } |
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| 558 | |
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[30] | 559 | void GraphDisplayerCanvas::toggleEdgeActivity(BrokenEdge* active_bre, bool on) |
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[27] | 560 | { |
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| 561 | if(on) |
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| 562 | { |
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| 563 | if(active_edge!=INVALID) |
---|
| 564 | { |
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| 565 | std::cout << "ERROR!!!! Valid edge found!" << std::endl; |
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| 566 | } |
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| 567 | else |
---|
| 568 | { |
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| 569 | for (EdgeIt i(g); i!=INVALID; ++i) |
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| 570 | { |
---|
| 571 | if(edgesmap[i]==active_bre) |
---|
| 572 | { |
---|
| 573 | active_edge=i; |
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| 574 | } |
---|
| 575 | } |
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| 576 | } |
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| 577 | } |
---|
| 578 | else |
---|
| 579 | { |
---|
| 580 | if(active_edge!=INVALID) |
---|
| 581 | { |
---|
| 582 | active_edge=INVALID; |
---|
| 583 | } |
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| 584 | else |
---|
| 585 | { |
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| 586 | std::cout << "ERROR!!!! Invalid edge found!" << std::endl; |
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| 587 | } |
---|
| 588 | } |
---|
| 589 | |
---|
| 590 | } |
---|
[32] | 591 | |
---|