| changeset 1501 | 39d59aee2a1a |
| parent 1500 | a222eb109e52 |
| child 1505 | 7121597da9ba |
| 13:6db9e026de27 | 14:43beada84b92 |
|---|---|
3 #include <math.h> |
3 #include <math.h> |
4 |
4 |
5 GraphDisplayerCanvas::GraphDisplayerCanvas(Graph & gr, CoordinatesMap & cm, MapStorage & ms):g(gr),nodesmap(g),edgesmap(g),edgetextmap(g),displayed_graph(*(root()), 0, 0),mapstorage(ms),isbutton(0),active_item(NULL),target_item(NULL) |
5 GraphDisplayerCanvas::GraphDisplayerCanvas(Graph & gr, CoordinatesMap & cm, MapStorage & ms):g(gr),nodesmap(g),edgesmap(g),edgetextmap(g),displayed_graph(*(root()), 0, 0),mapstorage(ms),isbutton(0),active_item(NULL),target_item(NULL) |
6 { |
6 { |
7 |
7 |
8 actual_handler=displayed_graph.signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::create_edge_event_handler), false); |
8 actual_handler=signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::create_node_event_handler), false); |
9 actual_tool=CREATE_NODE; |
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9 |
10 |
10 active_node=INVALID; |
11 active_node=INVALID; |
11 active_edge=INVALID; |
12 active_edge=INVALID; |
12 |
13 |
13 //set_center_scroll_region(true); |
14 //set_center_scroll_region(true); |
21 |
22 |
22 Gnome::Canvas::Points coos; |
23 Gnome::Canvas::Points coos; |
23 coos.push_back(Gnome::Art::Point(cm[g.source(i)].x,cm[g.source(i)].y)); |
24 coos.push_back(Gnome::Art::Point(cm[g.source(i)].x,cm[g.source(i)].y)); |
24 coos.push_back(Gnome::Art::Point(cm[g.target(i)].x,cm[g.target(i)].y)); |
25 coos.push_back(Gnome::Art::Point(cm[g.target(i)].x,cm[g.target(i)].y)); |
25 |
26 |
26 edgesmap[i]=new BrokenEdge(displayed_graph, coos); |
27 edgesmap[i]=new BrokenEdge(displayed_graph, coos, *this); |
27 *(edgesmap[i]) << Gnome::Canvas::Properties::fill_color("green"); |
28 *(edgesmap[i]) << Gnome::Canvas::Properties::fill_color("green"); |
28 edgesmap[i]->property_width_pixels().set_value(10); |
29 edgesmap[i]->property_width_pixels().set_value(10); |
29 |
30 |
30 //initializing edge-text as well, to empty string |
31 //initializing edge-text as well, to empty string |
31 |
32 |
307 |
308 |
308 void GraphDisplayerCanvas::changeEditorialTool(int newtool) |
309 void GraphDisplayerCanvas::changeEditorialTool(int newtool) |
309 { |
310 { |
310 actual_handler.disconnect(); |
311 actual_handler.disconnect(); |
311 |
312 |
313 if(actual_tool==CREATE_EDGE) |
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314 { |
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315 GdkEvent * generated=new GdkEvent(); |
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316 generated->type=GDK_BUTTON_RELEASE; |
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317 generated->button.button=3; |
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318 create_edge_event_handler(generated); |
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319 } |
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320 |
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321 actual_tool=newtool; |
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322 |
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312 switch(newtool) |
323 switch(newtool) |
313 { |
324 { |
314 case MOVE: |
325 case MOVE: |
315 actual_handler=displayed_graph.signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::move_event_handler), false); |
326 actual_handler=displayed_graph.signal_event().connect(sigc::mem_fun(*this, &GraphDisplayerCanvas::move_event_handler), false); |
316 break; |
327 break; |
329 break; |
340 break; |
330 |
341 |
331 default: |
342 default: |
332 break; |
343 break; |
333 } |
344 } |
345 } |
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346 |
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347 int GraphDisplayerCanvas::get_actual_tool() |
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348 { |
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349 return actual_tool; |
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334 } |
350 } |
335 |
351 |
336 bool GraphDisplayerCanvas::move_event_handler(GdkEvent* e) |
352 bool GraphDisplayerCanvas::move_event_handler(GdkEvent* e) |
337 { |
353 { |
338 switch(e->type) |
354 switch(e->type) |
562 |
578 |
563 target_item->get_bounds(x1, y1, x2, y2); |
579 target_item->get_bounds(x1, y1, x2, y2); |
564 coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
580 coos.push_back(Gnome::Art::Point((x1+x2)/2,(y1+y2)/2)); |
565 |
581 |
566 //drawing new edge |
582 //drawing new edge |
567 edgesmap[active_edge]=new BrokenEdge(displayed_graph, coos); |
583 edgesmap[active_edge]=new BrokenEdge(displayed_graph, coos, *this); |
568 *(edgesmap[active_edge]) << Gnome::Canvas::Properties::fill_color("green"); |
584 *(edgesmap[active_edge]) << Gnome::Canvas::Properties::fill_color("green"); |
569 edgesmap[active_edge]->property_width_pixels().set_value(10); |
585 edgesmap[active_edge]->property_width_pixels().set_value(10); |
570 |
586 |
571 //redraw nodes to blank terminations of the new edge |
587 //redraw nodes to blank terminations of the new edge |
572 target_item->raise_to_top(); |
588 target_item->raise_to_top(); |