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/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: fillbitmapprimitive2d.cxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: aw $ $Date: 2006-11-07 15:49:08 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 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
 *
 ************************************************************************/

#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_FILLBITMAPPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/fillbitmapprimitive2d.hxx>
#endif

#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE_BITMAPPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#endif

#ifndef _BGFX_POLYGON_B2DPOLYGON_HXX
#include <basegfx/polygon/b2dpolygon.hxx>
#endif

#ifndef _BGFX_POLYGON_B2DPOLYGONTOOLS_HXX
#include <basegfx/polygon/b2dpolygontools.hxx>
#endif

#ifndef INCLUDED_DRAWINGLAYER_TEXTURE_TEXTURE_HXX
#include <drawinglayer/texture/texture.hxx>
#endif

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

//////////////////////////////////////////////////////////////////////////////

using namespace com::sun::star;

//////////////////////////////////////////////////////////////////////////////

namespace drawinglayer
{
    namespace primitive2d
    {
        Primitive2DSequence FillBitmapPrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
        {
            const Size aTileSizePixel(getFillBitmap().getBitmap().GetSizePixel());
            Primitive2DSequence aRetval;

            // is there a tile with some size at all?
            if(aTileSizePixel.getWidth() && aTileSizePixel.getHeight())
            {
                if(getFillBitmap().getTiling())
                {
                    // get object range and create tiling matrices
                    ::std::vector< basegfx::B2DHomMatrix > aMatrices;
                    texture::GeoTexSvxTiled aTiling(getFillBitmap().getTopLeft(), getFillBitmap().getSize());
                    aTiling.appendTransformations(aMatrices);

                    // resize result
                    aRetval.realloc(aMatrices.size());

                    // create one primitive for each matrix
                    for(sal_uInt32 a(0L); a < aMatrices.size(); a++)
                    {
                        basegfx::B2DHomMatrix aNewMatrix = aMatrices[a];
                        aNewMatrix *= getTransformation();

                        // create bitmap primitive and add to result
                        const Primitive2DReference xRef(new BitmapPrimitive2D(BitmapEx(getFillBitmap().getBitmap()), aNewMatrix));
                        aRetval[a] = xRef;
                    }
                }
                else
                {
                    // create new object transform
                    basegfx::B2DHomMatrix aObjectTransform;
                    aObjectTransform.set(0L, 0L, getFillBitmap().getSize().getX());
                    aObjectTransform.set(1L, 1L, getFillBitmap().getSize().getY());
                    aObjectTransform.set(0L, 2L, getFillBitmap().getTopLeft().getX());
                    aObjectTransform.set(1L, 2L, getFillBitmap().getTopLeft().getY());
                    aObjectTransform *= getTransformation();

                    // create bitmap primitive and add exclusive to decomposition (hand over ownership)
                    const Primitive2DReference xRef(new BitmapPrimitive2D(BitmapEx(getFillBitmap().getBitmap()), aObjectTransform));
                    aRetval = Primitive2DSequence(&xRef, 1L);
                }
            }

            return aRetval;
        }

        FillBitmapPrimitive2D::FillBitmapPrimitive2D(
            const basegfx::B2DHomMatrix& rTransformation, 
            const attribute::FillBitmapAttribute& rFillBitmap)
        :	BasePrimitive2D(),
            maTransformation(rTransformation),
            maFillBitmap(rFillBitmap)
        {
        }

        bool FillBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
        {
            if(BasePrimitive2D::operator==(rPrimitive))
            {
                const FillBitmapPrimitive2D& rCompare = static_cast< const FillBitmapPrimitive2D& >(rPrimitive);

                return (getTransformation() == rCompare.getTransformation()
                    && getFillBitmap() == rCompare.getFillBitmap());
            }

            return false;
        }

        basegfx::B2DRange FillBitmapPrimitive2D::getB2DRange(const geometry::ViewInformation2D& /*rViewInformation*/) const
        {
            // return range of it
            basegfx::B2DPolygon aPolygon(basegfx::tools::createPolygonFromRect(basegfx::B2DRange(0.0, 0.0, 1.0, 1.0)));
            aPolygon.transform(getTransformation());
            return basegfx::tools::getRange(aPolygon);
        }

        // provide unique ID
        ImplPrimitrive2DIDBlock(FillBitmapPrimitive2D, '2','F','B','i')

    } // end of namespace primitive2d
} // end of namespace drawinglayer

//////////////////////////////////////////////////////////////////////////////
// eof