Mercurial > projects > doodle
diff dia/tool.d @ 22:17c2df87b459
Package refactoring.
author | "David Bryant <bagnose@gmail.com>" |
---|---|
date | Wed, 15 Jul 2009 23:31:29 +0930 |
parents | tool.d@22abbf4cde96 |
children | a24c13bb9c98 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dia/tool.d Wed Jul 15 23:31:29 2009 +0930 @@ -0,0 +1,49 @@ +module dia.tool; + +public { + import cairo_support; + import icanvas; + import tk.events; +} + +/* +interface IToolStack { + void push(Tool tool); + void pop(); + void replace(Tool tool); +} +*/ + +abstract class Tool { + /* + enum Response { + START, CONTINUE, FINISH + + } + */ + + /* + abstract bool is_sticky(); + abstract bool is_replaceable(); + */ + + /* + abstract void start(IToolStack tool_stack); + abstract void stop(IToolStack tool_stack); + */ + + bool handle_button_press(Viewport viewport, in ButtonEvent event) { return false; } + bool handle_button_release(Viewport viewport, in ButtonEvent event) { return false; } + bool handle_motion(Viewport viewport, in MotionEvent event) { return false; } + bool handle_scroll(Viewport viewport, in ScrollEvent event) { return false; } + //bool handle_enter(Viewport viewport, CrossingEvent event) { return false; } + //bool handle_leave(Viewport viewport, CrossingEvent event) { return false; } + //bool handle_focus_in(Viewport viewport, FocusEvent event) { return false; } + //bool handle_focus_out(Viewport viewport, FocusEvent event) { return false; } + bool handle_key_press(Viewport viewport, in KeyEvent event) { return false; } + bool handle_key_release(Viewport viewport, in KeyEvent event) { return false; } + + void draw(const Viewport viewport, + in Rectangle pixel_damage, scope Context pixel_cr, + in Rectangle model_damage, scope Context model_cr) const { } +}