102 lines
2.5 KiB
C
102 lines
2.5 KiB
C
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/*!
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@file
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@author George Evmenov
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@date 07/2010
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*/
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/*
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This file is part of MyGUI.
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MyGUI is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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MyGUI is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with MyGUI. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __MYGUI_POLYGONAL_SKIN_H__
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#define __MYGUI_POLYGONAL_SKIN_H__
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#include "MyGUI_Prerequest.h"
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#include "MyGUI_Types.h"
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#include "MyGUI_ISubWidgetRect.h"
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#include "MyGUI_RenderFormat.h"
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namespace MyGUI
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{
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class MYGUI_EXPORT PolygonalSkin :
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public ISubWidgetRect
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{
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MYGUI_RTTI_DERIVED( PolygonalSkin )
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public:
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PolygonalSkin();
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virtual ~PolygonalSkin();
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/** Set line points. */
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void setPoints(const std::vector<FloatPoint>& _points);
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/** Set line width in pixels. */
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void setWidth(float _width);
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virtual void setAlpha(float _alpha);
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virtual void setVisible(bool _visible);
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virtual void setStateData(IStateInfo* _data);
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virtual void createDrawItem(ITexture* _texture, ILayerNode* _node);
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virtual void destroyDrawItem();
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// метод для отрисовки себя
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virtual void doRender();
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/*internal:*/
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virtual void _updateView();
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virtual void _correctView();
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virtual void _setAlign(const IntSize& _oldsize);
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virtual void _setUVSet(const FloatRect& _rect);
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virtual void _setColour(const Colour& _value);
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protected:
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void _rebuildGeometry();
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FloatPoint _getPerpendicular(const FloatPoint& _point1, const FloatPoint& _point2);
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// line from center of p1-p2 line to p3
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FloatPoint _getMiddleLine(const FloatPoint& _point1, const FloatPoint& _point2, const FloatPoint& _point3);
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private:
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bool mGeometryOutdated;
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float mLineWidth;
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std::vector<FloatPoint> mLinePoints;
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float mLineLength;
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std::vector<FloatPoint> mResultVerticiesPos;
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std::vector<FloatPoint> mResultVerticiesUV;
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size_t mVertexCount;
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bool mEmptyView;
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VertexColourType mVertexFormat;
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uint32 mCurrentColour;
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FloatRect mCurrentTexture;
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IntCoord mCurrentCoord;
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ILayerNode* mNode;
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RenderItem* mRenderItem;
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};
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} // namespace MyGUI
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#endif // __MYGUI_POLYGONAL_SKIN_H__
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