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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_svx.hxx"
#include <svx/sdr/contact/viewcontactofsdrpathobj.hxx>
#include <svx/svdopath.hxx>
#include <svx/sdr/primitive2d/sdrattributecreator.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <svx/sdr/primitive2d/sdrpathprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
//////////////////////////////////////////////////////////////////////////////
namespace sdr
{
namespace contact
{
ViewContactOfSdrPathObj::ViewContactOfSdrPathObj(SdrPathObj& rPathObj)
: ViewContactOfTextObj(rPathObj)
{
}
ViewContactOfSdrPathObj::~ViewContactOfSdrPathObj()
{
}
drawinglayer::primitive2d::Primitive2DSequence ViewContactOfSdrPathObj::createViewIndependentPrimitive2DSequence() const
{
const SfxItemSet& rItemSet = GetPathObj().GetMergedItemSet();
const drawinglayer::attribute::SdrLineFillShadowTextAttribute aAttribute(
drawinglayer::primitive2d::createNewSdrLineFillShadowTextAttribute(
rItemSet,
GetPathObj().getText(0)));
basegfx::B2DPolyPolygon aUnitPolyPolygon(GetPathObj().GetPathPoly());
sal_uInt32 nPolyCount(aUnitPolyPolygon.count());
sal_uInt32 nPointCount(0);
for(sal_uInt32 a(0); a < nPolyCount; a++)
{
nPointCount += aUnitPolyPolygon.getB2DPolygon(a).count();
}
if(!nPointCount)
{
OSL_FAIL("PolyPolygon object without geometry detected, this should not be created (!)");
basegfx::B2DPolygon aFallbackLine;
aFallbackLine.append(basegfx::B2DPoint(0.0, 0.0));
aFallbackLine.append(basegfx::B2DPoint(1000.0, 1000.0));
aUnitPolyPolygon = basegfx::B2DPolyPolygon(aFallbackLine);
nPolyCount = 1;
}
// prepare object transformation and unit polygon (direct model data)
basegfx::B2DHomMatrix aObjectMatrix;
const bool bIsLine(
!aUnitPolyPolygon.areControlPointsUsed()
&& 1 == nPolyCount
&& 2 == aUnitPolyPolygon.getB2DPolygon(0).count());
if(bIsLine)
{
// special handling for single line mode (2 points)
const basegfx::B2DPolygon aSubPolygon(aUnitPolyPolygon.getB2DPolygon(0));
const basegfx::B2DPoint aStart(aSubPolygon.getB2DPoint(0));
const basegfx::B2DPoint aEnd(aSubPolygon.getB2DPoint(1));
const basegfx::B2DVector aLine(aEnd - aStart);
// #i102548# create new unit polygon for line (horizontal)
basegfx::B2DPolygon aNewPolygon;
aNewPolygon.append(basegfx::B2DPoint(0.0, 0.0));
aNewPolygon.append(basegfx::B2DPoint(1.0, 0.0));
aUnitPolyPolygon.setB2DPolygon(0, aNewPolygon);
// #i102548# fill objectMatrix with rotation and offset (no shear for lines)
aObjectMatrix = basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
aLine.getLength(), 1.0,
0.0,
atan2(aLine.getY(), aLine.getX()),
aStart.getX(), aStart.getY());
}
else
{
// #i102548# create unscaled, unsheared, unrotated and untranslated polygon
// (unit polygon) by creating the object matrix and back-transforming the polygon
const basegfx::B2DRange aObjectRange(basegfx::tools::getRange(aUnitPolyPolygon));
const GeoStat& rGeoStat(GetPathObj().GetGeoStat());
const double fWidth(aObjectRange.getWidth());
const double fHeight(aObjectRange.getHeight());
const double fScaleX(basegfx::fTools::equalZero(fWidth) ? 1.0 : fWidth);
const double fScaleY(basegfx::fTools::equalZero(fHeight) ? 1.0 : fHeight);
aObjectMatrix = basegfx::tools::createScaleShearXRotateTranslateB2DHomMatrix(
fScaleX, fScaleY,
rGeoStat.nShearWink ? tan((36000 - rGeoStat.nShearWink) * F_PI18000) : 0.0,
rGeoStat.nDrehWink ? (36000 - rGeoStat.nDrehWink) * F_PI18000 : 0.0,
aObjectRange.getMinX(), aObjectRange.getMinY());
// ceate unit polygon from object's absolute path
basegfx::B2DHomMatrix aInverse(aObjectMatrix);
aInverse.invert();
aUnitPolyPolygon.transform(aInverse);
}
// create primitive. Always create primitives to allow the decomposition of
// SdrPathPrimitive2D to create needed invisible elements for HitTest and/or BoundRect
const drawinglayer::primitive2d::Primitive2DReference xReference(
new drawinglayer::primitive2d::SdrPathPrimitive2D(
aObjectMatrix,
aAttribute,
aUnitPolyPolygon));
return drawinglayer::primitive2d::Primitive2DSequence(&xReference, 1);
}
} // end of namespace contact
} // end of namespace sdr
//////////////////////////////////////////////////////////////////////////////
// eof
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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