1 /*
2  * This source file is part of MyGUI. For the latest info, see http://mygui.info/
3  * Distributed under the MIT License
4  * (See accompanying file COPYING.MIT or copy at http://opensource.org/licenses/MIT)
5  */
6 
7 #ifndef MYGUI_CONTROLLER_EDGE_HIDE_H_
8 #define MYGUI_CONTROLLER_EDGE_HIDE_H_
9 
10 #include "MyGUI_Prerequest.h"
11 #include "MyGUI_WidgetDefines.h"
12 #include "MyGUI_ControllerItem.h"
13 #include "MyGUI_Types.h"
14 
15 namespace MyGUI
16 {
17 
18 	/** This controller used for hiding widgets near screen edges.
19 		Widget will start hiding(move out of screen) if it's near
20 		border and it and it's childrens don't have any focus. Hiding
21 		till only small part of widget be visible. Widget will move
22 		inside screen if it have any focus.
23 	*/
24 	class MYGUI_EXPORT ControllerEdgeHide :
25 		public ControllerItem
26 	{
27 		MYGUI_RTTI_DERIVED( ControllerEdgeHide )
28 
29 	public:
30 		ControllerEdgeHide();
31 
32 		/**
33 			@param _value in which widget will be hidden or shown
34 		*/
35 		void setTime(float _value);
36 
37 		/**
38 			@param _value How many pixels you will see after full hide
39 		*/
40 		void setRemainPixels(int _value);
41 
42 		/**
43 			@param _value Added to "remain pixels" when hiding left or top (for example used for windows with shadows)
44 		*/
45 		void setShadowSize(int _value);
46 
47 		bool addTime(Widget* _widget, float _time) override;
48 		void prepareItem(Widget* _widget) override;
49 		void setProperty(const std::string& _key, const std::string& _value) override;
50 
51 	private:
52 		void recalculateTime(Widget* _widget);
53 
54 		float mTime;
55 		int mRemainPixels;
56 		int mShadowSize;
57 		float mElapsedTime;
58 		// for checking if widget was moved
59 		MyGUI::IntCoord mLastCoord;
60 	};
61 
62 } // namespace MyGUI
63 
64 #endif // MYGUI_CONTROLLER_EDGE_HIDE_H_
65