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annotate tool.d @ 17:c643c04e3f5e

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author David Bryant <daveb@acres.com.au>
date Mon, 13 Jul 2009 16:46:21 +0930
parents 9e63308b749c
children df8d81d9f499
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1 module tool;
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3 public {
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4 import cairo_support;
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5 import icanvas;
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6 import tk.events;
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7 }
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9 /*
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10 interface IToolStack {
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11 void push(Tool tool);
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12 void pop();
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13 void replace(Tool tool);
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14 }
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15 */
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17 abstract class Tool {
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18 /*
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19 enum Response {
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20 START, CONTINUE, FINISH
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21
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22 }
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23 */
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24
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25 /*
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26 abstract bool is_sticky();
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27 abstract bool is_replaceable();
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28 */
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30 /*
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31 abstract void start(IToolStack tool_stack);
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32 abstract void stop(IToolStack tool_stack);
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33 */
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34
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35 void draw(const Viewport viewport, in Rectangle damage, Context model_cr, Context pixel_cr) const {
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36 }
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38 bool handle_button_press(Viewport viewport, in ButtonEvent event);
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39 bool handle_button_release(Viewport viewport, in ButtonEvent event);
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40 bool handle_motion(Viewport viewport, in MotionEvent event);
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41 bool handle_scroll(Viewport viewport, in ScrollEvent event);
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42 //bool handle_expose(Viewport viewport, ExposeEvent event);
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43 //bool handle_enter(Viewport viewport, CrossingEvent event);
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44 //bool handle_leave(Viewport viewport, CrossingEvent event);
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45 //bool handle_focus_in(Viewport viewport, FocusEvent event);
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46 //bool handle_focus_out(Viewport viewport, FocusEvent event);
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47 bool handle_key_press(Viewport viewport, in KeyEvent event);
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48 bool handle_key_release(Viewport viewport, in KeyEvent event);
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49 }
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