MyGUI  3.2.0
MyGUI_RotatingSkin.h
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00001 
00006 /*
00007     This file is part of MyGUI.
00008 
00009     MyGUI is free software: you can redistribute it and/or modify
00010     it under the terms of the GNU Lesser General Public License as published by
00011     the Free Software Foundation, either version 3 of the License, or
00012     (at your option) any later version.
00013 
00014     MyGUI is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00017     GNU Lesser General Public License for more details.
00018 
00019     You should have received a copy of the GNU Lesser General Public License
00020     along with MyGUI.  If not, see <http://www.gnu.org/licenses/>.
00021 */
00022 #ifndef __MYGUI_ROTATING_SKIN_H__
00023 #define __MYGUI_ROTATING_SKIN_H__
00024 
00025 #include "MyGUI_Prerequest.h"
00026 #include "MyGUI_Types.h"
00027 #include "MyGUI_ISubWidgetRect.h"
00028 #include "MyGUI_RenderFormat.h"
00029 
00030 namespace MyGUI
00031 {
00032 
00033     class MYGUI_EXPORT RotatingSkin :
00034         public ISubWidgetRect
00035     {
00036         MYGUI_RTTI_DERIVED( RotatingSkin )
00037 
00038     public:
00039         RotatingSkin();
00040         virtual ~RotatingSkin();
00041 
00043         void setAngle(float _angle);
00045         float getAngle() const;
00046 
00050         void setCenter(const IntPoint& _center);
00052         IntPoint getCenter(bool _local = true) const;
00053 
00054         virtual void setAlpha(float _alpha);
00055 
00056         virtual void setVisible(bool _visible);
00057 
00058         virtual void setStateData(IStateInfo* _data);
00059 
00060         virtual void createDrawItem(ITexture* _texture, ILayerNode* _node);
00061         virtual void destroyDrawItem();
00062 
00063         // метод для отрисовки себя
00064         virtual void doRender();
00065 
00066     /*internal:*/
00067         virtual void _updateView();
00068         virtual void _correctView();
00069 
00070         virtual void _setAlign(const IntSize& _oldsize);
00071 
00072         virtual void _setUVSet(const FloatRect& _rect);
00073         virtual void _setColour(const Colour& _value);
00074 
00075     protected:
00076         void _rebuildGeometry();
00077 
00078     private:
00079         bool mGeometryOutdated;
00080 
00081         float mAngle;
00082         IntPoint mCenterPos;
00083 
00084         enum {RECT_VERTICIES_COUNT = 4, GEOMETRY_VERTICIES_TOTAL_COUNT = 8};
00085         FloatPoint mResultVerticiesPos[GEOMETRY_VERTICIES_TOTAL_COUNT];
00086         FloatPoint mResultVerticiesUV[GEOMETRY_VERTICIES_TOTAL_COUNT];
00087 
00088         bool mEmptyView;
00089 
00090         VertexColourType mVertexFormat;
00091         uint32 mCurrentColour;
00092 
00093         FloatRect mCurrentTexture;
00094         IntCoord mCurrentCoord;
00095 
00096         ILayerNode* mNode;
00097         RenderItem* mRenderItem;
00098     };
00099 
00100 } // namespace MyGUI
00101 
00102 #endif // __MYGUI_ROTATING_SKIN_H__