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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: bitmapprimitive2d.cxx,v $
*
* $Revision: 1.5 $
*
* last change: $Author: aw $ $Date: 2008-05-27 14:11:20 $
*
* 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
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_drawinglayer.hxx"
#include <drawinglayer/primitive2d/discretebitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/bitmapprimitive2d.hxx>
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence DiscreteBitmapPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
{
// use getViewTransformation() and getObjectTransformation() from
// ObjectAndViewTransformationDependentPrimitive2D to create a BitmapPrimitive2D
// with the correct mapping
Primitive2DSequence xRetval;
if(!getBitmapEx().IsEmpty())
{
// get discrete size
const Size& rSizePixel = getBitmapEx().GetSizePixel();
const basegfx::B2DVector aDiscreteSize(rSizePixel.Width(), rSizePixel.Height());
// get inverse ViewTransformation
basegfx::B2DHomMatrix aInverseViewTransformation(getViewTransformation());
aInverseViewTransformation.invert();
// get size and position in world coordinates
const basegfx::B2DVector aWorldSize(aInverseViewTransformation * aDiscreteSize);
const basegfx::B2DPoint aWorldTopLeft(getObjectTransformation() * getTopLeft());
// build object matrix in world coordinates so that the top-left
// position remains, but eventual transformations (e.g. rotations)
// in the ObjectToView stack remain and get correctly applied
basegfx::B2DHomMatrix aObjectTransform;
aObjectTransform.set(0, 0, aWorldSize.getX());
aObjectTransform.set(1, 1, aWorldSize.getY());
aObjectTransform.set(0, 2, aWorldTopLeft.getX());
aObjectTransform.set(1, 2, aWorldTopLeft.getY());
// get inverse ObjectTransformation
basegfx::B2DHomMatrix aInverseObjectTransformation(getObjectTransformation());
aInverseObjectTransformation.invert();
// transform to object coordinate system
aObjectTransform = aInverseObjectTransformation * aObjectTransform;
// create BitmapPrimitive2D with now object-local coordinate data
const Primitive2DReference xRef(new BitmapPrimitive2D(getBitmapEx(), aObjectTransform));
xRetval = Primitive2DSequence(&xRef, 1);
}
return xRetval;
}
DiscreteBitmapPrimitive2D::DiscreteBitmapPrimitive2D(
const BitmapEx& rBitmapEx,
const basegfx::B2DPoint& rTopLeft)
: ObjectAndViewTransformationDependentPrimitive2D(),
maBitmapEx(rBitmapEx),
maTopLeft(rTopLeft)
{
}
bool DiscreteBitmapPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(ObjectAndViewTransformationDependentPrimitive2D::operator==(rPrimitive))
{
const DiscreteBitmapPrimitive2D& rCompare = (DiscreteBitmapPrimitive2D&)rPrimitive;
return (getBitmapEx() == rCompare.getBitmapEx()
&& getTopLeft() == rCompare.getTopLeft());
}
return false;
}
// provide unique ID
ImplPrimitrive2DIDBlock(DiscreteBitmapPrimitive2D, PRIMITIVE2D_ID_DISCRETEBITMAPPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof
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