cppcanvas/source/wrapper/basegfxfactory.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
  21 #include <rtl/instance.hxx>
  22 #include <osl/getglobalmutex.hxx>
  23 #include <osl/diagnose.h>
  24
  25 #include <com/sun/star/rendering/InterpolationMode.hpp>
  26
  27 #include <basegfx/polygon/b2dpolygon.hxx>
  28 #include <basegfx/polygon/b2dpolypolygon.hxx>
  29 #include <basegfx/tools/canvastools.hxx>
  30
  31 #include <cppcanvas/basegfxfactory.hxx>
  32
  33 #include <com/sun/star/rendering/RenderState.hpp>
  34 #include <com/sun/star/rendering/StringContext.hpp>
  35 #include <com/sun/star/rendering/XCanvas.hpp>
  36 #include <com/sun/star/rendering/XCanvasFont.hpp>
  37
  38 #include <cppcanvas/text.hxx>
  39 #include <canvasgraphichelper.hxx>
  40
  41 #include "implpolypolygon.hxx"
  42 #include "implbitmap.hxx"
  43
  44 using namespace ::com::sun::star;
  45
  46 namespace cppcanvas
  47 {
  48     /* Singleton handling */
  49     struct InitInstance2
  50     {
  51         BaseGfxFactory* operator()()
  52         {
  53             return new BaseGfxFactory();
  54         }
  55     };
  56
  57     BaseGfxFactory& BaseGfxFactory::getInstance()
  58     {
  59         return *rtl_Instance< BaseGfxFactory, InitInstance2, ::osl::MutexGuard,
  60             ::osl::GetGlobalMutex >::create(
  61                 InitInstance2(), ::osl::GetGlobalMutex());
  62     }
  63
  64     BaseGfxFactory::BaseGfxFactory()
  65     {
  66     }
  67
  68     PolyPolygonSharedPtr BaseGfxFactory::createPolyPolygon( const CanvasSharedPtr&          rCanvas,
  69                                                             const ::basegfx::B2DPolygon&    rPoly ) const
  70     {
  71         OSL_ENSURE( rCanvas.get() != NULL &&
  72                     rCanvas->getUNOCanvas().is(),
  73                     "BaseGfxFactory::createPolyPolygon(): Invalid canvas" );
  74
  75         if( rCanvas.get() == NULL )
  76             return PolyPolygonSharedPtr();
  77
  78         uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
  79         if( !xCanvas.is() )
  80             return PolyPolygonSharedPtr();
  81
  82         return PolyPolygonSharedPtr(
  83             new internal::ImplPolyPolygon( rCanvas,
  84                                            ::basegfx::unotools::xPolyPolygonFromB2DPolygon(
  85                                                xCanvas->getDevice(),
  86                                                rPoly) ) );
  87     }
  88
  89     BitmapSharedPtr BaseGfxFactory::createBitmap( const CanvasSharedPtr&    rCanvas,
  90                                                   const ::basegfx::B2ISize& rSize ) const
  91     {
  92         OSL_ENSURE( rCanvas.get() != NULL &&
  93                     rCanvas->getUNOCanvas().is(),
  94                     "BaseGfxFactory::createBitmap(): Invalid canvas" );
  95
  96         if( rCanvas.get() == NULL )
  97             return BitmapSharedPtr();
  98
  99         uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
 100         if( !xCanvas.is() )
 101             return BitmapSharedPtr();
 102
 103         return BitmapSharedPtr(
 104             new internal::ImplBitmap( rCanvas,
 105                                       xCanvas->getDevice()->createCompatibleBitmap(
 106                                           ::basegfx::unotools::integerSize2DFromB2ISize(rSize) ) ) );
 107     }
 108
 109     BitmapSharedPtr BaseGfxFactory::createAlphaBitmap( const CanvasSharedPtr&   rCanvas,
 110                                                        const ::basegfx::B2ISize& rSize ) const
 111     {
 112         OSL_ENSURE( rCanvas.get() != NULL &&
 113                     rCanvas->getUNOCanvas().is(),
 114                     "BaseGfxFactory::createBitmap(): Invalid canvas" );
 115
 116         if( rCanvas.get() == NULL )
 117             return BitmapSharedPtr();
 118
 119         uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
 120         if( !xCanvas.is() )
 121             return BitmapSharedPtr();
 122
 123         return BitmapSharedPtr(
 124             new internal::ImplBitmap( rCanvas,
 125                                       xCanvas->getDevice()->createCompatibleAlphaBitmap(
 126                                           ::basegfx::unotools::integerSize2DFromB2ISize(rSize) ) ) );
 127     }
 128
 129 }
 130
 131 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */