vcl/unx/generic/gdi/x11cairotextrender.cxx

   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 #include <unx/x11/x11cairotextrender.hxx>
  21
  22 #include <unx/glyphcache.hxx>
  23 #include <X11/Xregion.h>
  24 #include <cairo.h>
  25 #include <salframe.hxx>
  26 #include <salvd.hxx>
  27
  28 X11CairoTextRender::X11CairoTextRender(X11SalGraphics& rParent)
  29     : mrParent(rParent)
  30 {
  31 }
  32
  33 cairo_t* X11CairoTextRender::getCairoContext()
  34 {
  35     return mrParent.getCairoContext();
  36 }
  37
  38 void X11CairoTextRender::getSurfaceOffset( double& nDX, double& nDY )
  39 {
  40     nDX = 0;
  41     nDY = 0;
  42 }
  43
  44 void X11CairoTextRender::clipRegion(cairo_t* cr)
  45 {
  46     Region pClipRegion = mrParent.mpClipRegion;
  47     if( pClipRegion && !XEmptyRegion( pClipRegion ) )
  48     {
  49         for (tools::Long i = 0; i < pClipRegion->numRects; ++i)
  50         {
  51             cairo_rectangle(cr,
  52                 pClipRegion->rects[i].x1,
  53                 pClipRegion->rects[i].y1,
  54                 pClipRegion->rects[i].x2 - pClipRegion->rects[i].x1,
  55                 pClipRegion->rects[i].y2 - pClipRegion->rects[i].y1);
  56         }
  57         cairo_clip(cr);
  58     }
  59 }
  60
  61 size_t X11CairoTextRender::GetWidth() const
  62 {
  63     SalGeometryProvider *pProvider = mrParent.m_pFrame;
  64     if( !pProvider )
  65         pProvider = mrParent.m_pVDev;
  66
  67     if( pProvider )
  68         return pProvider->GetWidth();
  69     else
  70         return 1;
  71 }
  72
  73 size_t X11CairoTextRender::GetHeight() const
  74 {
  75     SalGeometryProvider *pProvider = mrParent.m_pFrame;
  76     if( !pProvider )
  77         pProvider = mrParent.m_pVDev;
  78
  79     if( pProvider )
  80         return pProvider->GetHeight();
  81     else
  82         return 1;
  83 }
  84
  85 void X11CairoTextRender::releaseCairoContext(cairo_t* cr)
  86 {
  87     X11SalGraphics::releaseCairoContext(cr);
  88 }
  89
  90 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */