drawinglayer/source/processor2d/helperwrongspellrenderer.cxx

   1 /*************************************************************************
   2  *
   3  *  OpenOffice.org - a multi-platform office productivity suite
   4  *
   5  *  $RCSfile: helperwrongspellrenderer.cxx,v $
   6  *
   7  *  $Revision: 1.1.2.1 $
   8  *
   9  *  last change: $Author: aw $ $Date: 2008/09/24 14:28:52 $
  10  *
  11  *  The Contents of this file are made available subject to
  12  *  the terms of GNU Lesser General Public License Version 2.1.
  13  *
  14  *
  15  *    GNU Lesser General Public License Version 2.1
  16  *    =============================================
  17  *    Copyright 2005 by Sun Microsystems, Inc.
  18  *    901 San Antonio Road, Palo Alto, CA 94303, USA
  19  *
  20  *    This library is free software; you can redistribute it and/or
  21  *    modify it under the terms of the GNU Lesser General Public
  22  *    License version 2.1, as published by the Free Software Foundation.
  23  *
  24  *    This library is distributed in the hope that it will be useful,
  25  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  26  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  27  *    Lesser General Public License for more details.
  28  *
  29  *    You should have received a copy of the GNU Lesser General Public
  30  *    License along with this library; if not, write to the Free Software
  31  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  32  *    MA  02111-1307  USA
  33  *
  34  ************************************************************************/
  35
  36 // MARKER(update_precomp.py): autogen include statement, do not remove
  37 #include "precompiled_drawinglayer.hxx"
  38
  39 #include <helperwrongspellrenderer.hxx>
  40 #include <drawinglayer/primitive2d/wrongspellprimitive2d.hxx>
  41 #include <tools/gen.hxx>
  42 #include <vcl/outdev.hxx>
  43 #include <basegfx/color/bcolormodifier.hxx>
  44
  45 //////////////////////////////////////////////////////////////////////////////
  46
  47 using namespace com::sun::star;
  48
  49 //////////////////////////////////////////////////////////////////////////////
  50
  51 namespace drawinglayer
  52 {
  53     bool renderWrongSpellPrimitive2D(
  54         const primitive2d::WrongSpellPrimitive2D& rWrongSpellCandidate,
  55         OutputDevice& rOutputDevice,
  56         const basegfx::B2DHomMatrix& rObjectToViewTransformation,
  57         const basegfx::BColorModifierStack& rBColorModifierStack)
  58     {
  59         const basegfx::B2DHomMatrix aLocalTransform(rObjectToViewTransformation * rWrongSpellCandidate.getTransformation());
  60         const basegfx::B2DVector aFontVectorPixel(aLocalTransform * basegfx::B2DVector(0.0, 1.0));
  61         const sal_uInt32 nFontPixelHeight(basegfx::fround(aFontVectorPixel.getLength()));
  62
  63         static const sal_uInt32 nMinimumFontHeight(5); // #define WRONG_SHOW_MIN                 5
  64         static const sal_uInt32 nSmallFontHeight(11);  // #define WRONG_SHOW_SMALL          11
  65         static const sal_uInt32 nMediumFontHeight(15); // #define WRONG_SHOW_MEDIUM     15
  66
  67         if(nFontPixelHeight > nMinimumFontHeight)
  68         {
  69             const basegfx::B2DPoint aStart(aLocalTransform * basegfx::B2DPoint(rWrongSpellCandidate.getStart(), 0.0));
  70             const basegfx::B2DPoint aStop(aLocalTransform * basegfx::B2DPoint(rWrongSpellCandidate.getStop(), 0.0));
  71             const Point aVclStart(basegfx::fround(aStart.getX()), basegfx::fround(aStart.getY()));
  72             const Point aVclStop(basegfx::fround(aStop.getX()), basegfx::fround(aStop.getY()));
  73             sal_uInt16 nWaveStyle(WAVE_FLAT);
  74
  75             if(nFontPixelHeight > nMediumFontHeight)
  76             {
  77                 nWaveStyle = WAVE_NORMAL;
  78             }
  79             else if(nFontPixelHeight > nSmallFontHeight)
  80             {
  81                 nWaveStyle = WAVE_SMALL;
  82             }
  83
  84             // #i101075# draw it. Do not forget to use the evtl. offsetted origin of the target device,
  85             // e.g. when used with mask/transparence buffer device
  86             const Point aOrigin(rOutputDevice.GetMapMode().GetOrigin());
  87
  88             const basegfx::BColor aProcessedColor(rBColorModifierStack.getModifiedColor(rWrongSpellCandidate.getColor()));
  89             const bool bMapModeEnabledState(rOutputDevice.IsMapModeEnabled());
  90
  91             rOutputDevice.EnableMapMode(false);
  92             rOutputDevice.SetLineColor(Color(aProcessedColor));
  93             rOutputDevice.SetFillColor();
  94             rOutputDevice.DrawWaveLine(aOrigin + aVclStart, aOrigin + aVclStop, nWaveStyle);
  95             rOutputDevice.EnableMapMode(bMapModeEnabledState);
  96         }
  97
  98         // cannot really go wrong
  99         return true;
 100     }
 101 } // end of namespace drawinglayer
 102
 103 //////////////////////////////////////////////////////////////////////////////
 104 // eof