YiListLayoutGrid.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_LIST_LAYOUT_GRID_H_
#define _YI_LIST_LAYOUT_GRID_H_

#include "YiListLayout.h"

namespace yi
{

namespace deprecated
{

class CYIListLayoutGrid : public CYIListLayout
{
public:
    CYIListLayoutGrid(CYIListView *pList, uint32_t nGridSliceCount, float fCellSizeInScrollDir, uint32_t nCellsPerPage);

    virtual void Layout(bool bAnimate, float &fStart, float &fEnd) override;
    virtual int32_t GetItemPage(int32_t nItemIndex) const override;
    virtual int32_t FindNextHighlightedListItem(CYIListView::SELECTION_DIRECTION eDir) const override;
    virtual void Cells2SizeAndPos(const YI_RECT_REL *pCellsRect, YI_POINT2D *pSize, YI_POINT2D *pPos) const override;
    virtual int32_t GetCellsInScrollDirection() const override;
    virtual void ListTypeChanged() override;
    virtual void ListSizeChanged() override;

    uint32_t GetGridSliceCount();

    uint32_t GetGridCellsPerPage();

    void GetCellSize(float *pWidth, float *pHeight);

    void      UpdateGridCellDimensions();

    void      EnableAutoLayout(bool bEnableAutoLayout);


    bool      IsAutoLayoutEnabled() const;
    
protected:
    int32_t FindItemAtCell(int32_t nX, int32_t nY) const;

protected:
    uint32_t m_uGridSliceCount;
    uint32_t m_uGridCellsPerPage;
    float m_fGridCellWide;
    float m_fGridCellHigh;
    float m_fCellSizeInScrollDir;

    float m_fStart;
    float m_fEnd;

    bool                    m_bAutoLayout;

private:
    YI_TYPE_BASES(CYIListLayoutGrid, CYIListLayout)
};

} // namespace deprecated
    
} // namespace yi

#endif // _YI_LIST_LAYOUT_GRID_H_