MyGUI_RenderItem.h

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/*
 * This source file is part of MyGUI. For the latest info, see http://mygui.info/
 * Distributed under the MIT License
 * (See accompanying file COPYING.MIT or copy at http://opensource.org/licenses/MIT)
 */

#ifndef __MYGUI_RENDER_ITEM_H__
#define __MYGUI_RENDER_ITEM_H__

#include "MyGUI_Prerequest.h"
#include "MyGUI_ISubWidget.h"
#include "MyGUI_IVertexBuffer.h"
#include "MyGUI_VertexData.h"
#include "MyGUI_IRenderTarget.h"

namespace MyGUI
{

    typedef std::pair<ISubWidget*, size_t> DrawItemInfo;
    typedef std::vector<DrawItemInfo> VectorDrawItem;

    class MYGUI_EXPORT RenderItem
    {
    public:
        RenderItem();
        virtual ~RenderItem();

        void renderToTarget(IRenderTarget* _target, bool _update);

        void setTexture(ITexture* _value);
        ITexture* getTexture();

        void setManualRender(bool _value);
        bool getManualRender() const;

        void addDrawItem(ISubWidget* _item, size_t _count);
        void removeDrawItem(ISubWidget* _item);
        void reallockDrawItem(ISubWidget* _item, size_t _count);

        void outOfDate();
        bool isOutOfDate() const;

        size_t getNeedVertexCount() const;
        size_t getVertexCount() const;

        bool getCurrentUpdate() const;
        Vertex* getCurrentVertexBuffer() const;

        void setLastVertexCount(size_t _count);

        IRenderTarget* getRenderTarget();

        bool getCompression();

    private:
#if MYGUI_DEBUG_MODE == 1
        std::string mTextureName;
#endif

        ITexture* mTexture;

        size_t mNeedVertexCount;

        bool mOutOfDate;
        VectorDrawItem mDrawItems;

        // колличество отрендренных реально вершин
        size_t mCountVertex;

        bool mCurrentUpdate;
        Vertex* mCurrentVertex;
        size_t mLastVertexCount;

        IVertexBuffer* mVertexBuffer;
        IRenderTarget* mRenderTarget;

        bool mCompression;
        bool mManualRender;
    };

} // namespace MyGUI

#endif // __MYGUI_RENDER_ITEM_H__