sw/inc/viscrs.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
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  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef _VISCRS_HXX
  20 #define _VISCRS_HXX
  21
  22 #include <vcl/cursor.hxx>
  23 #include "swcrsr.hxx"
  24 #include "swrect.hxx"
  25 #include "swregion.hxx"
  26
  27 class SwCrsrShell;
  28 class SwShellCrsr;
  29
  30 // From here classes/methods for non-text cursor.
  31
  32 class SwVisCrsr
  33 {
  34     friend void _InitCore();
  35     friend void _FinitCore();
  36
  37     bool bIsVisible : 1;
  38     bool bIsDragCrsr : 1;
  39
  40     Cursor aTxtCrsr;
  41     const SwCrsrShell* pCrsrShell;
  42
  43     void _SetPosAndShow();
  44
  45 public:
  46     SwVisCrsr( const SwCrsrShell * pCShell );
  47     ~SwVisCrsr();
  48
  49     void Show();
  50     void Hide();
  51
  52     bool IsVisible() const { return bIsVisible; }
  53     void SetDragCrsr( bool bFlag = true ) { bIsDragCrsr = bFlag; }
  54 };
  55
  56
  57 // From here classes/methods for selections.
  58
  59 namespace sdr { namespace overlay { class OverlayObject; }}
  60
  61 class SwSelPaintRects : public SwRects
  62 {
  63     friend void _InitCore();
  64     friend void _FinitCore();
  65
  66     static long nPixPtX, nPixPtY;
  67     static MapMode *pMapMode;
  68
  69     const SwCrsrShell* pCShell;
  70
  71     virtual void Paint( const Rectangle& rRect );
  72     virtual void FillRects() = 0;
  73
  74     sdr::overlay::OverlayObject*    mpCursorOverlay;
  75
  76     // access to mpCursorOverlay for swapContent
  77     sdr::overlay::OverlayObject* getCursorOverlay() const { return mpCursorOverlay; }
  78     void setCursorOverlay(sdr::overlay::OverlayObject* pNew) { mpCursorOverlay = pNew; }
  79
  80 public:
  81     SwSelPaintRects( const SwCrsrShell& rCSh );
  82     virtual ~SwSelPaintRects();
  83
  84     // in SwCrsrShell::CreateCrsr() the content of SwSelPaintRects is exchanged. To
  85     // make a complete swap access to mpCursorOverlay is needed there
  86     void swapContent(SwSelPaintRects& rSwap);
  87
  88     void Show();
  89     void Hide();
  90     void Invalidate( const SwRect& rRect );
  91
  92     const SwCrsrShell* GetShell() const { return pCShell; }
  93     // check current MapMode of the shell and set possibly the static members.
  94     // Optional set the parameters pX, pY
  95     static void Get1PixelInLogic( const ViewShell& rSh,
  96                                     long* pX = 0, long* pY = 0 );
  97 };
  98
  99
 100 class SwShellCrsr : public virtual SwCursor, public SwSelPaintRects
 101 {
 102     // Document positions of start/end characters of a SSelection.
 103     Point aMkPt, aPtPt;
 104     const SwPosition* pPt;      // For assignment of GetPoint() to aPtPt.
 105
 106     virtual void FillRects();   // For Table- und normal cursors.
 107
 108     using SwCursor::UpDown;
 109
 110 public:
 111     SwShellCrsr( const SwCrsrShell& rCrsrSh, const SwPosition &rPos );
 112     SwShellCrsr( const SwCrsrShell& rCrsrSh, const SwPosition &rPos,
 113                     const Point& rPtPos, SwPaM* pRing = 0 );
 114     SwShellCrsr( SwShellCrsr& );
 115     virtual ~SwShellCrsr();
 116
 117     void Show();            // Update and display all selections.
 118     void Hide();            // Hide all selections.
 119     void Invalidate( const SwRect& rRect );
 120
 121     const Point& GetPtPos() const   { return( SwPaM::GetPoint() == pPt ? aPtPt : aMkPt ); }
 122           Point& GetPtPos()         { return( SwPaM::GetPoint() == pPt ? aPtPt : aMkPt ); }
 123     const Point& GetMkPos() const   { return( SwPaM::GetMark() == pPt ? aPtPt : aMkPt ); }
 124           Point& GetMkPos()         { return( SwPaM::GetMark() == pPt ? aPtPt : aMkPt ); }
 125     const Point& GetSttPos() const  { return( SwPaM::Start() == pPt ? aPtPt : aMkPt ); }
 126           Point& GetSttPos()        { return( SwPaM::Start() == pPt ? aPtPt : aMkPt ); }
 127     const Point& GetEndPos() const  { return( SwPaM::End() == pPt ? aPtPt : aMkPt ); }
 128           Point& GetEndPos()        { return( SwPaM::End() == pPt ? aPtPt : aMkPt ); }
 129
 130     virtual void SetMark();
 131
 132     virtual SwCursor* Create( SwPaM* pRing = 0 ) const;
 133
 134     virtual short MaxReplaceArived(); //returns RET_YES/RET_CANCEL/RET_NO
 135     virtual void SaveTblBoxCntnt( const SwPosition* pPos = 0 );
 136
 137     sal_Bool UpDown( sal_Bool bUp, sal_uInt16 nCnt = 1 );
 138
 139     // sal_True: Cursor can be set to this position.
 140     virtual sal_Bool IsAtValidPos( sal_Bool bPoint = sal_True ) const;
 141
 142     virtual bool IsReadOnlyAvailable() const;
 143
 144     DECL_FIXEDMEMPOOL_NEWDEL( SwShellCrsr )
 145 };
 146
 147
 148
 149 class SwShellTableCrsr : public virtual SwShellCrsr, public virtual SwTableCursor
 150 {
 151     // The Selection has the same order as the table boxes, i.e.
 152     // if something is deleted from the one array at a certain position
 153     // it has to be deleted from the other one as well!!
 154
 155 public:
 156     SwShellTableCrsr( const SwCrsrShell& rCrsrSh, const SwPosition& rPos );
 157     SwShellTableCrsr( const SwCrsrShell& rCrsrSh,
 158                     const SwPosition &rMkPos, const Point& rMkPt,
 159                     const SwPosition &rPtPos, const Point& rPtPt );
 160     virtual ~SwShellTableCrsr();
 161
 162     virtual void FillRects();   // For table and normal cursor.
 163
 164     // Check if SPoint is within table SSelection.
 165     sal_Bool IsInside( const Point& rPt ) const;
 166
 167     virtual void SetMark();
 168     virtual SwCursor* Create( SwPaM* pRing = 0 ) const;
 169
 170     virtual short MaxReplaceArived(); //returns RET_YES/RET_CANCEL/RET_NO
 171     virtual void SaveTblBoxCntnt( const SwPosition* pPos = 0 );
 172
 173     // sal_True: Cursor can be set to this position.
 174     virtual sal_Bool IsAtValidPos( sal_Bool bPoint = sal_True ) const;
 175
 176 };
 177
 178 #endif  // _VISCRS_HXX
 179
 180 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */