Mercurial > projects > doodle
view icanvas.d @ 0:e907d2c54ec3
Initial import
author | David Bryant <daveb@acres.com.au> |
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date | Wed, 13 May 2009 15:42:39 +0930 |
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children | d6f44347373d |
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module icanvas; import tk.geometry; interface ICanvas { void rel_zoom(Point screen_datum, double factor); void rel_pan(Vector screen_displacement); //void damage(); } import tk.events; interface ICanvasEventHandler { bool handle_button_press(ICanvas canvas, ButtonEvent event); bool handle_button_release(ICanvas canvas, ButtonEvent event); bool handle_key_press(ICanvas canvas, KeyEvent event); bool handle_key_release(ICanvas canvas, KeyEvent event); bool handle_motion(ICanvas canvas, MotionEvent event); bool handle_scroll(ICanvas canvas, ScrollEvent event); //bool handle_expose(ICanvas canvas, ExposeEvent event); //bool handle_enter(ICanvas, CrossingEvent event); //bool handle_leave(ICanvas, CrossingEvent event); //bool handle_focus_in(ICanvas, FocusEvent event); //bool handle_focus_out(ICanvas, FocusEvent event); }