GxGuiSplitter.h

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//===========================================================================
//===========================================================================
#pragma once
 
#if GX_DEVELOP
 
GX_CORE_NAMESPACE_BEGIN()
 
//===========================================================================
//===========================================================================
class GxGuiSplitter : public GxGuiBase
{
    //-----------------------------------------------------------
    //-----------------------------------------------------------
public:
    GX_RTTI_CLASS(GxGuiSplitter, GxGuiBase)
    // ClassBaseReference継承クラス用禁止宣言
    GX_PROHIBIT_CLASS_BASE_REFERENCE(GxGuiSplitter)
 
    
    // 親サイズ変更時等、どこを基準にスプリットを動かすか
    enum class OFFSET_BASIS
    {
        LEFT,       
        RIGHT,      
        TOP,        
        BOTTOM      
    };
 
    static constexpr u32 CONTROL_BAR_MOUSE_BUTTON = GxMouse::BUTTON_LEFT;
private:
    static constexpr u32 SPLIT_VIEW_WIDTH_DEFAULT       =   4;
    static constexpr u32 SPLIT_CONTROL_WIDTH_DEFAULT    =   4;  
 
    //-----------------------------------------------------------
    //-----------------------------------------------------------
public:
    GxGuiSplitter(void);
 
    GxGuiSplitter( OFFSET_BASIS mode, s32 offset, u32 viewWidth = SPLIT_VIEW_WIDTH_DEFAULT, u32 controlWidth = SPLIT_CONTROL_WIDTH_DEFAULT, b32 useControl = true );
 
    //-----------------------------------------------------------
    //-----------------------------------------------------------
public:
    b32 initialize( void ) override;
 
    void cleanup( void ) override;
 
    void update( void ) override;
 
    void onDraw( void ) override;
 
    constexpr s32 getOffset(void) const { return _offset; }
    constexpr void setOffset( s32 offset ){ _offset = offset; }
 
    constexpr OFFSET_BASIS getOffsetBasis(void) const { return _offsetBasis; }
    constexpr void setOffsetBasis( OFFSET_BASIS offsetBasis ){ _offsetBasis = offsetBasis; }
 
    b32 setGui0( GxGuiBase* pGui0 );
 
    constexpr GxGuiBase* getGui0( void ) const { return _pGui0; }
 
    b32 setGui1( GxGuiBase* pGui1 );
 
    constexpr GxGuiBase* getGui1( void ) const { return _pGui1; }
 
    void setSplitPosition( s32 offset );
 
    constexpr s32 getSplitPosition( void ) const { return _offset; }
 
    constexpr void setSplitterViewWidth( u32 width ){ _viewWidth = width; }
 
    constexpr void setSplitterControlWidth( u32 width ){ _controlWidth = width; }
 
    GX_FORCE_INLINE void setUseControl( b32 use ){ _useControl = use; }
 
    GX_FORCE_INLINE b32 useControl( void ) const { return _useControl; }
 
    GX_FORCE_INLINE b32 isControl( void ) const { return _controlBar; }
 
    GX_FORCE_INLINE void setDrawFrame( b32 draw ) { _drawFrame = draw; }
protected:
    void controlBar(void);
private:
    b32 controlBarOnMouseDown(const GxPoint2& position, u32 button);
 
    void controlBarMouseMove(const GxPoint2& position);
 
protected:
    GxGuiGraphics::MOUSE_CURSOR getMouseCursor(void) override;
 
    GxSize getClampedRegionSize(const GxSize& requestSize) const override;
 
    void onSize(const GxSize& size) override;
 
    void onMouseDown(const GxPoint2& position, u32 button) override;
 
    //-----------------------------------------------------------
    //-----------------------------------------------------------
public:
    void updateLayout(b32 force = false);
 
    GX_FORCE_INLINE void setUpdateSizeFormParentCliantRegion( b32 isUpdateSizeFormParentCliantRegion ){ _isUpdateSizeFormParentCliantRegion = isUpdateSizeFormParentCliantRegion; }
 
protected:
    GxRect getBarRect(void) const;
private:
    // バーの上か判定
    b32 isOnControl(const GxPoint2& position);
 
    //-----------------------------------------------------------
    //-----------------------------------------------------------
private:
    GxGuiBase*          _pGui0;             
    GxGuiBase*          _pGui1;             
 
    OFFSET_BASIS        _offsetBasis;       
    s32                 _offset;            
 
    u32                 _viewWidth;         
    u32                 _controlWidth;      
    u32                 _state;             
 
    b32                 _drawFrame;         
    b32                 _useControl;        
    b32                 _controlBar;        
    GxPoint2            _clickOffset;       
 
    b32                 _isUpdateSizeFormParentCliantRegion;    
 
};
 
GX_CORE_NAMESPACE_END()
 
#endif // GX_DEVELOP