Mercurial > projects > doodle
annotate icanvas.d @ 2:d6f44347373d
* Switched over to geometry done with structs instead of classes.
* Removed direct access to gtk structs
* Refactoring
| author | David Bryant <daveb@acres.com.au> |
|---|---|
| date | Fri, 10 Jul 2009 15:15:27 +0930 |
| parents | e907d2c54ec3 |
| children | 7d57cae10805 |
| rev | line source |
|---|---|
| 0 | 1 module icanvas; |
| 2 | |
|
2
d6f44347373d
* Switched over to geometry done with structs instead of classes.
David Bryant <daveb@acres.com.au>
parents:
0
diff
changeset
|
3 import tk.geometry2; |
| 0 | 4 |
| 5 interface ICanvas { | |
|
2
d6f44347373d
* Switched over to geometry done with structs instead of classes.
David Bryant <daveb@acres.com.au>
parents:
0
diff
changeset
|
6 void rel_zoom(Point2 screen_datum, double factor); |
|
d6f44347373d
* Switched over to geometry done with structs instead of classes.
David Bryant <daveb@acres.com.au>
parents:
0
diff
changeset
|
7 void rel_pan(Vector2 screen_displacement); |
| 0 | 8 //void damage(); |
| 9 } | |
| 10 | |
| 11 import tk.events; | |
| 12 | |
| 13 interface ICanvasEventHandler { | |
| 14 bool handle_button_press(ICanvas canvas, ButtonEvent event); | |
| 15 bool handle_button_release(ICanvas canvas, ButtonEvent event); | |
| 16 bool handle_key_press(ICanvas canvas, KeyEvent event); | |
| 17 bool handle_key_release(ICanvas canvas, KeyEvent event); | |
| 18 bool handle_motion(ICanvas canvas, MotionEvent event); | |
| 19 bool handle_scroll(ICanvas canvas, ScrollEvent event); | |
| 20 //bool handle_expose(ICanvas canvas, ExposeEvent event); | |
| 21 //bool handle_enter(ICanvas, CrossingEvent event); | |
| 22 //bool handle_leave(ICanvas, CrossingEvent event); | |
| 23 //bool handle_focus_in(ICanvas, FocusEvent event); | |
| 24 //bool handle_focus_out(ICanvas, FocusEvent event); | |
| 25 } |