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Diffstat (limited to 'xfa/fwl/core/fwl_gridimp.h')
| -rw-r--r-- | xfa/fwl/core/fwl_gridimp.h | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/xfa/fwl/core/fwl_gridimp.h b/xfa/fwl/core/fwl_gridimp.h new file mode 100644 index 0000000000..fda283f70c --- /dev/null +++ b/xfa/fwl/core/fwl_gridimp.h @@ -0,0 +1,197 @@ +// 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 XFA_FWL_CORE_FWL_GRIDIMP_H_ +#define XFA_FWL_CORE_FWL_GRIDIMP_H_ + +#include "xfa/fwl/core/fwl_contentimp.h" +#include "xfa/include/fwl/core/fwl_app.h" +#include "xfa/include/fwl/core/fwl_content.h" +#include "xfa/include/fwl/core/fwl_grid.h" + +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 // XFA_FWL_CORE_FWL_GRIDIMP_H_ |