72 lines
2.7 KiB
C
72 lines
2.7 KiB
C
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/*
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* _LAYOUT.H
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*
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* Purpose:
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* CLayout class
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*
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* Owner:<nl>
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* Murray Sargent: Initial table implementation
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* Keith Curtis: Factored into a separate class for
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* performance, simplicity
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*
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* Copyright (c) 1999-2000, Microsoft Corporation. All rights reserved.
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*/
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#ifndef _LAYOUT_H
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#define _LAYOUT_H
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#include "_format.h"
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// ========================== CLayout ===================================
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// Holds an array of lines and has the ability to do rich layout.
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class CLayout : public CLineArray //CLayout *plo;
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{
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public:
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CLayout() {_iCFCells = -1; _iPFCells = -1;}
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~CLayout() {DeleteSubLayouts(0, -1); ReleaseFormats(_iCFCells, _iPFCells);}
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void DeleteSubLayouts(LONG ili, LONG cLine);
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virtual BOOL IsNestedLayout() const {return TRUE;}
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BOOL IsTableRow() {return _iPFCells >= 0;}
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//Helper routines
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LONG LineFromVpos (CDisplayML *pdp, LONG vPos, LONG *pdvpLine, LONG *pcpFirst);
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LONG VposFromLine (CDisplayML *pdp, LONG ili);
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const CCharFormat *GetCFCells();
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const CParaFormat *GetPFCells() const;
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static const CLayout *GetLORowAbove(CLine *pli, LONG ili,
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CLine *pliMain = NULL, LONG iliMain = 0);
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TFLOW GetTflow() const {return _tflow;}
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void SetTflow(TFLOW tflow) {_tflow = tflow;}
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static CLine * FindTopCell(LONG &cch, CLine *pli, LONG &ili, LONG dul, LONG &dy,
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LONG *pdyHeight, CLine *pliMain, LONG iliMain, LONG *pcLine);
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CLine * FindTopRow(CLine *pliStart, LONG ili, CLine *pliMain, LONG iliMain, const CParaFormat *pPF);
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LONG GetVertAlignShift(LONG uCell, LONG dypText);
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//The Big 4 methods
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BOOL Measure (CMeasurer& me, CLine *pli, LONG ili, UINT uiFlags,
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CLine *pliTarget = NULL, LONG iliMain = 0, CLine *pliMain = NULL, LONG *pdvpMax = NULL);
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BOOL Render(CRenderer &re, CLine *pli, const RECTUV *prcView, BOOL fLastLine, LONG ili, LONG cLine);
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LONG CpFromPoint(CMeasurer &me, POINTUV pt, const RECTUV *prcClient,
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CRchTxtPtr * const ptp, CLinePtr * const prp, BOOL fAllowEOL,
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HITTEST *pHit, CDispDim *pdispdim, LONG *pcpActual,
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CLine *pliParent = NULL, LONG iliParent = 0);
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LONG PointFromTp (CMeasurer &me, const CRchTxtPtr &tp, const RECTUV *prcClient, BOOL fAtEnd,
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POINTUV &pt, CLinePtr * const prp, UINT taMode, CDispDim *pdispdim = NULL);
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LONG _dvp; // The height of the array
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protected:
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LONG _cpMin; // First character in layout
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// REVIEW: _tflow and _dvlBrdrTop can be BYTEs
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LONG _tflow; // Textflow for layout
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WORD _dvpBrdrTop; // Max table row top border
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WORD _dvpBrdrBot; // Max table row bottom border
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SHORT _iCFCells; // iCF for CLines representing table-row cells
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SHORT _iPFCells; // iPF for CLines representing table-row cells
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};
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#endif //_LAYOUT_H
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