gtk2_ardour/canvas-flag.h

   1 #ifndef CANVASFLAG_H_
   2 #define CANVASFLAG_H_
   3
   4 #include <libgnomecanvasmm/group.h>
   5 #include <libgnomecanvasmm/text.h>
   6 #include <libgnomecanvasmm/widget.h>
   7
   8 #include <ardour/midi_model.h>
   9
  10 #include "simplerect.h"
  11 #include "simpleline.h"
  12
  13 class MidiRegionView;
  14
  15 namespace Gnome {
  16 namespace Canvas {
  17
  18 class CanvasFlagRect;
  19 class CanvasFlagText;
  20
  21 class CanvasFlag : public Group
  22 {
  23 public:
  24         CanvasFlag(
  25                 MidiRegionView&                       region,
  26                 Group&                                parent,
  27                 double                                height,
  28                 guint                                 outline_color_rgba = 0xc0c0c0ff,
  29                 guint                                 fill_color_rgba = 0x07070707,
  30                 double                                x = 0.0,
  31                 double                                y = 0.0
  32         )       : Group(parent, x, y)
  33         , _text(0)
  34         , _height(height)
  35         , _outline_color_rgba(outline_color_rgba)
  36         , _fill_color_rgba(fill_color_rgba)
  37         , _region(region)
  38         , _line(0)
  39         , _rect(0)
  40         {}
  41
  42         virtual ~CanvasFlag();
  43
  44         virtual bool on_event(GdkEvent* ev);
  45
  46         void set_text(string& a_text);
  47
  48 protected:
  49         CanvasFlagText*                   _text;
  50         double                            _height;
  51         guint                             _outline_color_rgba;
  52         guint                             _fill_color_rgba;
  53         MidiRegionView&                   _region;
  54
  55 private:
  56         void delete_allocated_objects();
  57
  58         SimpleLine*                       _line;
  59         CanvasFlagRect*                   _rect;
  60 };
  61
  62 class CanvasFlagText: public Text
  63 {
  64 public:
  65         CanvasFlagText(Group& parent, double x, double y, const Glib::ustring& text)
  66                 : Text(parent, x, y, text) {
  67                 _parent = dynamic_cast<CanvasFlag*>(&parent);
  68 ;
  69         }
  70
  71         virtual bool on_event(GdkEvent* ev) {
  72                 if(_parent) {
  73                         return _parent->on_event(ev);
  74                 } else {
  75                         return false;
  76                 }
  77         }
  78
  79 private:
  80         CanvasFlag* _parent;
  81 };
  82
  83 class CanvasFlagRect: public SimpleRect
  84 {
  85 public:
  86         CanvasFlagRect(Group& parent, double x1, double y1, double x2, double y2)
  87                 : SimpleRect(parent, x1, y1, x2, y2) {
  88                 _parent = dynamic_cast<CanvasFlag*>(&parent);
  89         }
  90
  91         virtual bool on_event(GdkEvent* ev) {
  92                 if(_parent) {
  93                         return _parent->on_event(ev);
  94                 } else {
  95                         return false;
  96                 }
  97         }
  98
  99 private:
 100         CanvasFlag* _parent;
 101 };
 102
 103
 104 } // namespace Canvas
 105 } // namespace Gnome
 106
 107 #endif /*CANVASFLAG_H_*/