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Last change
on this file since 1501:39d59aee2a1a was
1501:39d59aee2a1a,
checked in by Hegyi Péter, 18 years ago
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Very small bug is corrected: if node creator tool is active, the small red arrows won't move, if you click on them and if you drag the newly created node... 'was hard to notice it :-)
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File size:
856 bytes
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| 1 | // -*- C++ -*- // |
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| 2 | |
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| 3 | #ifndef BROKEN_EDGE_H |
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| 4 | #define BROKEN_EDGE_H |
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| 5 | |
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| 6 | class BrokenEdge; |
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| 7 | |
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| 8 | #include <all_include.h> |
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| 9 | #include <libgnomecanvasmm.h> |
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| 10 | #include <libgnomecanvasmm/polygon.h> |
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| 11 | #include <graph_displayer_canvas.h> |
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| 12 | |
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| 13 | class BrokenEdge : public Gnome::Canvas::Line |
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| 14 | { |
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| 15 | GraphDisplayerCanvas & gdc; |
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| 16 | Gnome::Canvas::Polygon * arrow; |
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| 17 | Gnome::Art::Point * my_points; |
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| 18 | |
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| 19 | |
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| 20 | ///Indicates whether the button of mouse is pressed or not |
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| 21 | bool isbutton; |
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| 22 | |
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| 23 | ///At this location was the mousebutton pressed. |
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| 24 | ///It helps to calculate the distance of dragging. |
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| 25 | double clicked_x, clicked_y; |
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| 26 | |
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| 27 | ///event handler for forming edges |
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| 28 | bool edge_former_event_handler(GdkEvent*); |
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| 29 | public: |
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| 30 | BrokenEdge(Gnome::Canvas::Group &, Gnome::Canvas::Points, GraphDisplayerCanvas &); |
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| 31 | ~BrokenEdge(); |
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| 32 | void set_points(Gnome::Canvas::Points, bool move=false); |
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| 33 | }; |
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| 34 | |
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| 35 | |
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| 36 | #endif //BROKEN_EDGE_H |
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| 37 | |
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