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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: borderlineprimitive2d.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: aw $ $Date: 2008-04-04 06:00:23 $
*
* 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"
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_BORDERLINEPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/borderlineprimitive2d.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_PRIMITIVETYPES2D_HXX
#include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
#endif
#ifndef _BGFX_POLYGON_B2DPOLYGON_HXX
#include <basegfx/polygon/b2dpolygon.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_POLYGONPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/polygonprimitive2d.hxx>
#endif
#ifndef INCLUDED_DRAWINGLAYER_PRIMITIVE2D_POLYPOLYGONPRIMITIVE2D_HXX
#include <drawinglayer/primitive2d/polypolygonprimitive2d.hxx>
#endif
#include <numeric>
//////////////////////////////////////////////////////////////////////////////
namespace drawinglayer
{
namespace primitive2d
{
Primitive2DSequence BorderLinePrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
{
Primitive2DSequence xRetval;
const sal_uInt32 nCount(getMultiLineArray().size());
if(nCount)
{
if(!getStart().equal(getEnd()))
{
if(1 == nCount && basegfx::fTools::equal(1.0, getMultiLineArray()[0]))
{
// a single, centered hairline
basegfx::B2DPolygon aLine;
aLine.append(getStart());
aLine.append(getEnd());
xRetval.realloc(1);
xRetval[0] = Primitive2DReference(new PolygonHairlinePrimitive2D(aLine, getRGBColor()));
}
else
{
const double fLineWidth(::std::accumulate(getMultiLineArray().begin(), getMultiLineArray().end(), 0.0));
const double fHalfLW(fLineWidth / 2.0);
basegfx::B2DVector aVector(getEnd() - getStart());
aVector.normalize();
const basegfx::B2DVector aPerpendicular(basegfx::getNormalizedPerpendicular(aVector));
sal_uInt32 a(0);
::std::vector< BasePrimitive2D* > aTargetVector;
double fStart(0.0);
for(a = 0; a < nCount; a++)
{
const double fDist(getMultiLineArray()[a]);
if(!(a % 2))
{
if(basegfx::fTools::equal(1.0, fDist))
{
// hairline
const double fOffset(fStart - fHalfLW);
double fHorOffsetStart(0.0);
double fHorOffsetEnd(0.0);
basegfx::B2DPolygon aLine;
if(MULTIEDGESTYLE_NONE != getStartStyle() || MULTIEDGESTYLE_NONE != getEndStyle())
{
if(MULTIEDGESTYLE_SHEARIN == getStartStyle())
{
fHorOffsetStart = -fOffset;
}
else if(MULTIEDGESTYLE_SHEAROUT == getStartStyle())
{
fHorOffsetStart = fOffset;
}
else if(MULTIEDGESTYLE_TIP == getStartStyle())
{
fHorOffsetStart = fabs(fOffset);
}
if(MULTIEDGESTYLE_SHEARIN == getEndStyle())
{
fHorOffsetEnd = -fOffset;
}
else if(MULTIEDGESTYLE_SHEAROUT == getEndStyle())
{
fHorOffsetEnd = fOffset;
}
else if(MULTIEDGESTYLE_TIP == getEndStyle())
{
fHorOffsetEnd = -fabs(fOffset);
}
}
aLine.append(getStart() + (aPerpendicular * fOffset) + (aVector * fHorOffsetStart));
aLine.append(getEnd() + (aPerpendicular * fOffset) + (aVector * fHorOffsetEnd));
aTargetVector.push_back(new PolygonHairlinePrimitive2D(aLine, getRGBColor()));
}
else
{
// fat line
const double fOffsetA(fStart - fHalfLW);
const double fOffsetB(fOffsetA + fDist);
double fHorOffsetStartA(0.0);
double fHorOffsetStartB(0.0);
double fHorOffsetEndA(0.0);
double fHorOffsetEndB(0.0);
basegfx::B2DPolygon aFill;
if(MULTIEDGESTYLE_NONE != getStartStyle() || MULTIEDGESTYLE_NONE != getEndStyle())
{
if(MULTIEDGESTYLE_SHEARIN == getStartStyle())
{
fHorOffsetStartA = -fOffsetA;
fHorOffsetStartB = -fOffsetB;
}
else if(MULTIEDGESTYLE_SHEAROUT == getStartStyle())
{
fHorOffsetStartA = fOffsetA;
fHorOffsetStartB = fOffsetB;
}
else if(MULTIEDGESTYLE_TIP == getStartStyle())
{
fHorOffsetStartA = fabs(fOffsetA);
fHorOffsetStartB = fabs(fOffsetB);
}
if(MULTIEDGESTYLE_SHEARIN == getEndStyle())
{
fHorOffsetEndA = -fOffsetA;
fHorOffsetEndB = -fOffsetB;
}
else if(MULTIEDGESTYLE_SHEAROUT == getEndStyle())
{
fHorOffsetEndA = fOffsetA;
fHorOffsetEndB = fOffsetB;
}
else if(MULTIEDGESTYLE_TIP == getEndStyle())
{
fHorOffsetEndA = -fabs(fOffsetA);
fHorOffsetEndB = -fabs(fOffsetB);
}
}
aFill.append(getStart() + (aPerpendicular * fOffsetA) + (aVector * fHorOffsetStartA));
aFill.append(getEnd() + (aPerpendicular * fOffsetA) + (aVector * fHorOffsetEndA));
if(MULTIEDGESTYLE_TIP == getEndStyle() && fOffsetA < 0.0 && fOffsetB > 0.0)
{
// the polygon outer side travels over the center; insert end point as tip point
aFill.append(getEnd());
}
aFill.append(getEnd() + (aPerpendicular * fOffsetB) + (aVector * fHorOffsetEndB));
aFill.append(getStart() + (aPerpendicular * fOffsetB) + (aVector * fHorOffsetStartB));
if(MULTIEDGESTYLE_TIP == getStartStyle() && fOffsetB > 0.0 && fOffsetA < 0.0)
{
// the polygon outer side travels over the center; insert start point as tip point
aFill.append(getStart());
}
aFill.setClosed(true);
aTargetVector.push_back(new PolyPolygonColorPrimitive2D(basegfx::B2DPolyPolygon(aFill), getRGBColor()));
}
}
fStart += fDist;
}
xRetval.realloc(aTargetVector.size());
for(a = 0; a < aTargetVector.size(); a++)
{
xRetval[a] = Primitive2DReference(aTargetVector[a]);
}
}
}
}
return xRetval;
}
BorderLinePrimitive2D::BorderLinePrimitive2D(
const basegfx::B2DPoint& rStart,
const basegfx::B2DPoint& rEnd,
const ::std::vector< double >& rMultiLineArray,
MultiEdgeStyle2D aStartStyle,
MultiEdgeStyle2D aEndStyle,
const basegfx::BColor& rRGBColor)
: BasePrimitive2D(),
maStart(rStart),
maEnd(rEnd),
maMultiLineArray(rMultiLineArray),
maStartStyle(aStartStyle),
maEndStyle(aEndStyle),
maRGBColor(rRGBColor)
{
}
bool BorderLinePrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BasePrimitive2D::operator==(rPrimitive))
{
const BorderLinePrimitive2D& rCompare = (BorderLinePrimitive2D&)rPrimitive;
return (getStart() == rCompare.getStart()
&& getEnd() == rCompare.getEnd()
&& getMultiLineArray() == rCompare.getMultiLineArray()
&& getStartStyle() == rCompare.getStartStyle()
&& getEndStyle() == rCompare.getEndStyle()
&& getRGBColor() == rCompare.getRGBColor());
}
return false;
}
// provide unique ID
ImplPrimitrive2DIDBlock(BorderLinePrimitive2D, PRIMITIVE2D_ID_BORDERLINEPRIMITIVE2D)
} // end of namespace primitive2d
} // end of namespace drawinglayer
//////////////////////////////////////////////////////////////////////////////
// eof
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