libreoffice/cppcanvas/source/wrapper/implspritecanvas.cxx

/*************************************************************************
 *
 *  $RCSfile: implspritecanvas.cxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: rt $ $Date: 2004-11-26 21:02:29 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source License Version 1.1 (the "License"); You may not use this file
 *  except in compliance with the License. You may obtain a copy of the
 *  License at http://www.openoffice.org/license.html.
 *
 *  Software provided under this License is provided on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
 *  obligations concerning the Software.
 *
 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
 *
 *  Copyright: 2000 by Sun Microsystems, Inc.
 *
 *  All Rights Reserved.
 *
 *  Contributor(s): _______________________________________
 *
 *
 ************************************************************************/

#ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX
#include <basegfx/matrix/b2dhommatrix.hxx>
#endif
#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX
#include <basegfx/tools/canvastools.hxx>
#endif

#ifndef _DRAFTS_COM_SUN_STAR_RENDERING_INTERPOLATIONMODE_HPP_
#include <drafts/com/sun/star/rendering/InterpolationMode.hpp>
#endif

#include <implspritecanvas.hxx>
#include <implcustomsprite.hxx>


using namespace ::drafts::com::sun::star;
using namespace ::com::sun::star;

namespace cppcanvas
{
    namespace internal
    {
        ImplSpriteCanvas::TransformationArbiter::TransformationArbiter() :
            maTransformation()
        {
        }

        void ImplSpriteCanvas::TransformationArbiter::setTransformation( const ::basegfx::B2DHomMatrix& rViewTransform )
        {
            maTransformation = rViewTransform;
        }

        ::basegfx::B2DHomMatrix ImplSpriteCanvas::TransformationArbiter::getTransformation() const
        {
            return maTransformation;
        }


        ImplSpriteCanvas::ImplSpriteCanvas( const uno::Reference< rendering::XSpriteCanvas >& rCanvas ) :
            ImplCanvas( uno::Reference< rendering::XCanvas >(rCanvas,
                                                             uno::UNO_QUERY) ),
            ImplBitmapCanvas( uno::Reference< rendering::XBitmapCanvas >(rCanvas,
                                                                         uno::UNO_QUERY) ),
            mxSpriteCanvas( rCanvas ),
            mpTransformArbiter( new TransformationArbiter() )
        {
            OSL_ENSURE( mxSpriteCanvas.is(), "ImplSpriteCanvas::ImplSpriteCanvas(): Invalid canvas" );
        }

        ImplSpriteCanvas::ImplSpriteCanvas(const ImplSpriteCanvas& rOrig) :
            ImplCanvas( rOrig ),
            ImplBitmapCanvas( rOrig ),
            mxSpriteCanvas( rOrig.getUNOSpriteCanvas() ),
            mpTransformArbiter( new TransformationArbiter() )
        {
            OSL_ENSURE( mxSpriteCanvas.is(), "ImplSpriteCanvas::ImplSpriteCanvas( const ImplSpriteCanvas& ): Invalid canvas" );

            mpTransformArbiter->setTransformation( getTransformation() );
        }

        ImplSpriteCanvas::~ImplSpriteCanvas()
        {
        }

        void ImplSpriteCanvas::setTransformation( const ::basegfx::B2DHomMatrix& rMatrix )
        {
            mpTransformArbiter->setTransformation( rMatrix );

            ImplCanvas::setTransformation( rMatrix );
        }

        bool ImplSpriteCanvas::updateScreen( bool bUpdateAll ) const
        {
            OSL_ENSURE( mxSpriteCanvas.is(), "ImplSpriteCanvas::updateScreen(): Invalid canvas" );

            if( !mxSpriteCanvas.is() )
                return false;

            return mxSpriteCanvas->updateScreen( bUpdateAll );
        }

        CustomSpriteSharedPtr ImplSpriteCanvas::createCustomSprite( const ::basegfx::B2DSize& rSize ) const
        {
            OSL_ENSURE( mxSpriteCanvas.is(), "ImplSpriteCanvas::createCustomSprite(): Invalid canvas" );

            if( !mxSpriteCanvas.is() )
                return CustomSpriteSharedPtr();

            return CustomSpriteSharedPtr(
                new ImplCustomSprite( mxSpriteCanvas,
                                      mxSpriteCanvas->createCustomSprite( ::basegfx::unotools::size2DFromB2DSize(rSize) ),
                                      mpTransformArbiter ) );
        }

        SpriteSharedPtr ImplSpriteCanvas::createClonedSprite( const SpriteSharedPtr& rSprite ) const
        {
            OSL_ENSURE( mxSpriteCanvas.is(), "ImplSpriteCanvas::createCustomSprite(): Invalid canvas" );
            OSL_ENSURE( rSprite.get() != NULL && rSprite->getUNOSprite().is(),
                        "ImplSpriteCanvas::createCustomSprite(): Invalid sprite" );

            if( !mxSpriteCanvas.is() ||
                rSprite.get() == NULL ||
                !rSprite->getUNOSprite().is() )
            {
                return SpriteSharedPtr();
            }

            return SpriteSharedPtr(
                new ImplSprite( mxSpriteCanvas,
                                mxSpriteCanvas->createClonedSprite( rSprite->getUNOSprite() ),
                                mpTransformArbiter ) );
        }

        SpriteSharedPtr ImplSpriteCanvas::createSpriteFromBitmaps( const uno::Sequence< uno::Reference< rendering::XBitmap > >& rAnimationBitmaps,
                                                                   sal_Int8                                                     nInterpolationMode )
        {
            return SpriteSharedPtr( new internal::ImplSprite( mxSpriteCanvas,
                                                              mxSpriteCanvas->createSpriteFromBitmaps( rAnimationBitmaps,
                                                                                                       rendering::InterpolationMode::NEAREST_NEIGHBOR ),
                                                              mpTransformArbiter ) );
        }

        CanvasSharedPtr ImplSpriteCanvas::clone() const
        {
            return SpriteCanvasSharedPtr( new ImplSpriteCanvas( *this ) );
        }

        uno::Reference< rendering::XSpriteCanvas > ImplSpriteCanvas::getUNOSpriteCanvas() const
        {
            return mxSpriteCanvas;
        }

    }
}