Quelle  basegfxfactory.cxx   Sprache: C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <osl/diagnose.h>

#include <basegfx/polygon/b2dpolygon.hxx>
#include <basegfx/utils/canvastools.hxx>

#include <cppcanvas/basegfxfactory.hxx>

#include <com/sun/star/rendering/XCanvas.hpp>

#include "implpolypolygon.hxx"
#include "implbitmap.hxx"

using namespace ::com::sun::star;

namespace cppcanvas
{
    PolyPolygonSharedPtr BaseGfxFactory::createPolyPolygon( const CanvasSharedPtr&          rCanvas,
                                                            const ::basegfx::B2DPolygon&    rPoly )
    {
        OSL_ENSURE( rCanvas &&  rCanvas->getUNOCanvas().is(),
                    "BaseGfxFactory::createPolyPolygon(): Invalid canvas" );

        if( !rCanvas )
            return PolyPolygonSharedPtr();

        uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
        if( !xCanvas.is() )
            return PolyPolygonSharedPtr();

        return std::make_shared<internal::ImplPolyPolygon>( rCanvas,
                                           ::basegfx::unotools::xPolyPolygonFromB2DPolygon(
                                               xCanvas->getDevice(),
                                               rPoly) );
    }

    BitmapSharedPtr BaseGfxFactory::createBitmap( const CanvasSharedPtr&    rCanvas,
                                                  const ::basegfx::B2ISize& rSize )
    {
        OSL_ENSURE( rCanvas && rCanvas->getUNOCanvas().is(),
                    "BaseGfxFactory::createBitmap(): Invalid canvas" );

        if( !rCanvas )
            return BitmapSharedPtr();

        uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
        if( !xCanvas.is() )
            return BitmapSharedPtr();

        return std::make_shared<internal::ImplBitmap>( rCanvas,
                                      xCanvas->getDevice()->createCompatibleBitmap(
                                          ::basegfx::unotools::integerSize2DFromB2ISize(rSize) ) );
    }

    BitmapSharedPtr BaseGfxFactory::createAlphaBitmap( const CanvasSharedPtr&   rCanvas,
                                                       const ::basegfx::B2ISize& rSize )
    {
        OSL_ENSURE( rCanvas && rCanvas->getUNOCanvas().is(),
                    "BaseGfxFactory::createBitmap(): Invalid canvas" );

        if( !rCanvas )
            return BitmapSharedPtr();

        uno::Reference< rendering::XCanvas > xCanvas( rCanvas->getUNOCanvas() );
        if( !xCanvas.is() )
            return BitmapSharedPtr();

        return std::make_shared<internal::ImplBitmap>( rCanvas,
                                      xCanvas->getDevice()->createCompatibleAlphaBitmap(
                                          ::basegfx::unotools::integerSize2DFromB2ISize(rSize) ) );
    }

}

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