| // Copyright 2014 PDFium Authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| #ifndef _FWL_GRID_IMP_H | |
| #define _FWL_GRID_IMP_H | |
| class CFWL_Content; | |
| class IFWL_Widget; | |
| class CFWL_GridLength; | |
| class CFWL_GridColRow; | |
| class CFWL_GridWidgetInfo; | |
| class CFWL_GridImp; | |
| class CFWL_GridLength { | |
| public: | |
| CFWL_GridLength() : fLength(0), eUnit(FWL_GRIDUNIT_Fixed) {} | |
| CFWL_GridLength(FX_FLOAT fValue, FWL_GRIDUNIT e) | |
| : fLength(fValue), eUnit(e) {} | |
| FX_FLOAT fLength; | |
| FWL_GRIDUNIT eUnit; | |
| }; | |
| class CFWL_GridColRow { | |
| public: | |
| CFWL_GridColRow() | |
| : m_Size(1, FWL_GRIDUNIT_Scaled), | |
| m_MinSize(0, FWL_GRIDUNIT_Fixed), | |
| m_MaxSize(0, FWL_GRIDUNIT_Infinity), | |
| m_fActualSize(0), | |
| m_fActualPos(0) {} | |
| CFWL_GridLength m_Size; | |
| CFWL_GridLength m_MinSize; | |
| CFWL_GridLength m_MaxSize; | |
| FX_FLOAT m_fActualSize; | |
| FX_FLOAT m_fActualPos; | |
| }; | |
| class CFWL_GridWidgetInfo { | |
| public: | |
| CFWL_GridWidgetInfo() | |
| : m_iColumn(0), | |
| m_iColumnSpan(1), | |
| m_iRow(0), | |
| m_iRowSpan(1), | |
| m_dwMarginFlag(0), | |
| m_fActualWidth(0), | |
| m_fActualHeight(0) { | |
| m_Size[FWL_GRIDSIZE_Width].eUnit = FWL_GRIDUNIT_Auto; | |
| m_Size[FWL_GRIDSIZE_Width].fLength = 0; | |
| m_Size[FWL_GRIDSIZE_Height].eUnit = FWL_GRIDUNIT_Auto; | |
| m_Size[FWL_GRIDSIZE_Height].fLength = 0; | |
| m_Size[FWL_GRIDSIZE_MinWidth].eUnit = FWL_GRIDUNIT_Fixed; | |
| m_Size[FWL_GRIDSIZE_MinWidth].fLength = 0; | |
| m_Size[FWL_GRIDSIZE_MaxWidth].eUnit = FWL_GRIDUNIT_Infinity; | |
| m_Size[FWL_GRIDSIZE_MaxWidth].fLength = 0; | |
| m_Size[FWL_GRIDSIZE_MinHeight].eUnit = FWL_GRIDUNIT_Fixed; | |
| m_Size[FWL_GRIDSIZE_MinHeight].fLength = 0; | |
| m_Size[FWL_GRIDSIZE_MaxHeight].eUnit = FWL_GRIDUNIT_Infinity; | |
| m_Size[FWL_GRIDSIZE_MaxHeight].fLength = 0; | |
| m_Margin[0] = m_Margin[1] = m_Margin[2] = m_Margin[3] = 0; | |
| } | |
| int32_t m_iColumn; | |
| int32_t m_iColumnSpan; | |
| int32_t m_iRow; | |
| int32_t m_iRowSpan; | |
| CFWL_GridLength m_Size[6]; | |
| FX_DWORD m_dwMarginFlag; | |
| FX_FLOAT m_Margin[4]; | |
| FX_FLOAT m_fActualWidth; | |
| FX_FLOAT m_fActualHeight; | |
| }; | |
| class CFWL_GridImp : public CFWL_ContentImp { | |
| public: | |
| CFWL_GridImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter); | |
| virtual ~CFWL_GridImp(); | |
| virtual FWL_ERR GetClassName(CFX_WideString& wsClass) const; | |
| virtual FX_DWORD GetClassID() const; | |
| virtual FWL_ERR Initialize(); | |
| virtual FWL_ERR Finalize(); | |
| virtual FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE); | |
| virtual FWL_ERR SetWidgetRect(const CFX_RectF& rect); | |
| virtual FWL_ERR Update(); | |
| virtual FWL_ERR DrawWidget(CFX_Graphics* pGraphics, | |
| const CFX_Matrix* pMatrix = NULL); | |
| virtual FWL_ERR InsertWidget(IFWL_Widget* pChild, int32_t nIndex = -1); | |
| virtual FWL_ERR RemoveWidget(IFWL_Widget* pWidget); | |
| virtual FWL_HGRIDCOLROW InsertColRow(FX_BOOL bColumn, int32_t nIndex = -1); | |
| virtual int32_t CountColRows(FX_BOOL bColumn); | |
| virtual FWL_HGRIDCOLROW GetColRow(FX_BOOL bColumn, int32_t nIndex); | |
| virtual int32_t GetIndex(FWL_HGRIDCOLROW hColRow); | |
| virtual FX_FLOAT GetSize(FWL_HGRIDCOLROW hColRow, FWL_GRIDUNIT& eUnit); | |
| virtual FWL_ERR SetSize(FWL_HGRIDCOLROW hColRow, | |
| FX_FLOAT fSize, | |
| FWL_GRIDUNIT eUnit); | |
| FX_FLOAT GetMinSize(FWL_HGRIDCOLROW hColRow, FWL_GRIDUNIT& eUnit); | |
| FWL_ERR SetMinSize(FWL_HGRIDCOLROW hColRow, | |
| FX_FLOAT fSize, | |
| FWL_GRIDUNIT eUnit); | |
| FX_FLOAT GetMaxSize(FWL_HGRIDCOLROW hColRow, FWL_GRIDUNIT& eUnit); | |
| FWL_ERR SetMaxSize(FWL_HGRIDCOLROW hColRow, | |
| FX_FLOAT fSize, | |
| FWL_GRIDUNIT eUnit); | |
| virtual FX_BOOL DeleteColRow(FWL_HGRIDCOLROW hColRow); | |
| virtual FX_BOOL IsColumn(FWL_HGRIDCOLROW hColRow); | |
| virtual int32_t GetWidgetPos(IFWL_Widget* pWidget, FX_BOOL bColumn); | |
| virtual FWL_ERR SetWidgetPos(IFWL_Widget* pWidget, | |
| int32_t iPos, | |
| FX_BOOL bColumn); | |
| virtual int32_t GetWidgetSpan(IFWL_Widget* pWidget, FX_BOOL bColumn); | |
| virtual FWL_ERR SetWidgetSpan(IFWL_Widget* pWidget, | |
| int32_t iSpan, | |
| FX_BOOL bColumn); | |
| virtual FX_FLOAT GetWidgetSize(IFWL_Widget* pWidget, | |
| FWL_GRIDSIZE eSize, | |
| FWL_GRIDUNIT& eUnit); | |
| virtual FWL_ERR SetWidgetSize(IFWL_Widget* pWidget, | |
| FWL_GRIDSIZE eSize, | |
| FX_FLOAT fSize, | |
| FWL_GRIDUNIT eUit); | |
| virtual FX_BOOL GetWidgetMargin(IFWL_Widget* pWidget, | |
| FWL_GRIDMARGIN eMargin, | |
| FX_FLOAT& fMargin); | |
| virtual FWL_ERR SetWidgetMargin(IFWL_Widget* pWidget, | |
| FWL_GRIDMARGIN eMargin, | |
| FX_FLOAT fMargin); | |
| virtual FWL_ERR RemoveWidgetMargin(IFWL_Widget* pWidget, | |
| FWL_GRIDMARGIN eMargin); | |
| virtual FX_FLOAT GetGridSize(FWL_GRIDSIZE eSize, FWL_GRIDUNIT& eUnit); | |
| virtual FWL_ERR SetGridSize(FWL_GRIDSIZE eSize, | |
| FX_FLOAT fSize, | |
| FWL_GRIDUNIT eUit); | |
| protected: | |
| CFWL_GridWidgetInfo* GetWidgetInfo(IFWL_Widget* pWidget); | |
| void ProcFixedColRow(CFWL_GridColRow* pColRow, | |
| int32_t nIndex, | |
| FX_FLOAT fColRowSize, | |
| FX_BOOL bColumn); | |
| void ProcAutoColRow(CFWL_GridColRow* pColRow, | |
| int32_t nIndex, | |
| FX_BOOL bColumn); | |
| void ProcScaledColRow(CFWL_GridColRow* pColRow, | |
| int32_t nIndex, | |
| FX_FLOAT fColRowSize, | |
| FX_BOOL bColumn); | |
| void CalcWidgetWidth(IFWL_Widget* pWidget, | |
| CFWL_GridWidgetInfo* pInfo, | |
| FX_FLOAT fColunmWidth); | |
| void CalcWidgetHeigt(IFWL_Widget* pWidget, | |
| CFWL_GridWidgetInfo* pInfo, | |
| FX_FLOAT fRowHeigt); | |
| FX_FLOAT CalcAutoColumnWidgetWidth(IFWL_Widget* pWidget, | |
| CFWL_GridWidgetInfo* pInfo); | |
| FX_FLOAT CalcAutoColumnWidgetHeight(IFWL_Widget* pWidget, | |
| CFWL_GridWidgetInfo* pInfo); | |
| FX_FLOAT ProcessColumns(FX_FLOAT fWidth); | |
| FX_FLOAT ProcessRows(FX_FLOAT fHeight); | |
| FX_FLOAT ProcessUnCertainColumns(); | |
| FX_FLOAT ProcessUnCertainRows(); | |
| FX_BOOL SetColRowActualSize(CFWL_GridColRow* pColRow, | |
| FX_FLOAT fSize, | |
| FX_BOOL bSetBeyond = FALSE); | |
| FX_FLOAT SetWidgetActualWidth(CFWL_GridWidgetInfo* pInfo, FX_FLOAT fWidth); | |
| FX_FLOAT SetWidgetActualHeight(CFWL_GridWidgetInfo* pInfo, FX_FLOAT fHeight); | |
| void SetAllWidgetsRect(); | |
| FX_BOOL IsGrid(IFWL_Widget* pWidget); | |
| void SetSpanAutoColRowSize(const CFX_PtrArray& spanAutos, | |
| FX_FLOAT fTotalSize); | |
| void SetSpanScaledColRowSize(const CFX_PtrArray& spanScaleds, | |
| FX_FLOAT fTotalSize, | |
| FX_FLOAT fTotalScaledNum); | |
| void SetScaledColRowsSize(const CFX_PtrArray& spanScaleds, | |
| FX_FLOAT fTotalSize, | |
| FX_FLOAT fTotalScaledNum); | |
| CFX_PtrArray m_Rows; | |
| CFX_PtrArray m_Columns; | |
| CFX_PtrArray m_Widgets; | |
| CFX_MapPtrToPtr m_mapWidgetInfo; | |
| CFWL_GridLength m_Size[6]; | |
| friend class CFWL_GridImpDelegate; | |
| }; | |
| class CFWL_GridImpDelegate : public CFWL_WidgetImpDelegate { | |
| public: | |
| CFWL_GridImpDelegate(CFWL_GridImp* pOwner); | |
| int32_t OnProcessMessage(CFWL_Message* pMessage) override; | |
| FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics, | |
| const CFX_Matrix* pMatrix = NULL) override; | |
| protected: | |
| CFWL_GridImp* m_pOwner; | |
| }; | |
| #endif |