sw/source/core/text/txtpaint.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   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
  13  *   with this work for additional information regarding copyright
  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
  20 #pragma once
  21
  22 #include <vcl/outdev.hxx>
  23
  24 class SwRect;               // SwSaveClip
  25 class SwTextFrame;
  26
  27 class SwSaveClip final
  28 {
  29     vcl::Region   m_aClip;
  30     const bool     m_bOn;
  31           bool     m_bChg;
  32
  33     VclPtr<OutputDevice> m_pOut;
  34     void ChgClip_( const SwRect &rRect, const SwTextFrame* pFrame,
  35                    bool bEnlargeRect,
  36                    sal_Int32 nEnlargeTop,
  37                    sal_Int32 nEnlargeBottom );
  38 public:
  39     explicit SwSaveClip(OutputDevice* pOutDev)
  40         : m_bOn(pOutDev && pOutDev->IsClipRegion())
  41         , m_bChg(false)
  42         , m_pOut(pOutDev)
  43     {
  44     }
  45
  46     ~SwSaveClip();
  47     void ChgClip( const SwRect &rRect, const SwTextFrame* pFrame = nullptr,
  48                          bool bEnlargeRect = false,
  49                          sal_Int32 nEnlargeTop = 0,
  50                          sal_Int32 nEnlargeBottom = 0)
  51              { if( m_pOut ) ChgClip_( rRect, pFrame,
  52                          bEnlargeRect, nEnlargeTop, nEnlargeBottom ); }
  53     bool IsOn()  const { return m_bOn; }
  54     bool IsChg() const { return m_bChg; }
  55 };
  56
  57
  58 #ifdef DBG_UTIL
  59
  60 class SwDbgOut
  61 {
  62 protected:
  63         VclPtr<OutputDevice> pOut;
  64 public:
  65         inline SwDbgOut( OutputDevice* pOutDev, const bool bOn );
  66 };
  67
  68 class DbgBackColor : public SwDbgOut
  69 {
  70         Color   aOldFillColor;
  71 public:
  72         DbgBackColor( OutputDevice* pOut, const bool bOn );
  73        ~DbgBackColor();
  74 };
  75
  76 class DbgRect : public SwDbgOut
  77 {
  78 public:
  79         DbgRect( OutputDevice* pOut, const tools::Rectangle &rRect,
  80                  const bool bOn,
  81                  Color eColor );
  82 };
  83
  84 inline SwDbgOut::SwDbgOut( OutputDevice* pOutDev, const bool bOn )
  85                :pOut( bOn ? pOutDev : nullptr )
  86 { }
  87
  88 inline DbgBackColor::DbgBackColor( OutputDevice* pOutDev, const bool bOn )
  89     :SwDbgOut( pOutDev, bOn )
  90 {
  91     if( pOut )
  92     {
  93         aOldFillColor = pOut->GetFillColor();
  94         pOut->SetFillColor( COL_RED );
  95     }
  96 }
  97
  98 inline DbgBackColor::~DbgBackColor()
  99 {
 100     if( pOut )
 101     {
 102         pOut->SetFillColor( aOldFillColor );
 103     }
 104 }
 105
 106 inline DbgRect::DbgRect( OutputDevice* pOutDev, const tools::Rectangle &rRect,
 107                          const bool bOn,
 108                          Color eColor )
 109     : SwDbgOut( pOutDev, bOn )
 110 {
 111     if( pOut )
 112     {
 113         const Color aColor( eColor );
 114         Color aLineColor = pOut->GetLineColor();
 115         pOut->SetLineColor( aColor );
 116         Color aFillColor = pOut->GetFillColor();
 117         pOut->SetFillColor( COL_TRANSPARENT );
 118         pOut->DrawRect( rRect );
 119         pOut->SetLineColor( aLineColor );
 120         pOut->SetFillColor( aFillColor );
 121     }
 122 }
 123
 124 #endif
 125
 126 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */