/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
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*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 .
*/
#include <basegfx/range/b2drange.hxx>
#include <basegfx/range/b2irange.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
namespace basegfx
{
B2DRange::B2DRange(
const B2IRange& rRange)
{
if (!rRange.isEmpty())
{
maRangeX = basegfx::BasicRange<ValueType, TraitsType>(rRange.getMinX());
maRangeY = basegfx::BasicRange<ValueType, TraitsType>(rRange.getMinY());
maRangeX.expand(rRange.getMaxX());
maRangeY.expand(rRange.getMaxY());
}
}
void B2DRange::transform(
const B2DHomMatrix& rMatrix)
{
if(!isEmpty() && !rMatrix.isIdentity())
{
const B2DRange aSource(*
this);
reset();
expand(rMatrix * B2DPoint(aSource.getMinX(), aSource.getMinY()));
expand(rMatrix * B2DPoint(aSource.getMaxX(), aSource.getMinY()));
expand(rMatrix * B2DPoint(aSource.getMinX(), aSource.getMaxY()));
expand(rMatrix * B2DPoint(aSource.getMaxX(), aSource.getMaxY()));
}
}
void B2DRange::translate(
double fTranslateX,
double fTranslateY)
{
if(!(fTools::equalZero(fTranslateX) && fTools::equalZero(fTranslateY)))
{
*
this = basegfx::B2DRange(fTranslateX + getMinX(),
fTranslateY + getMinY(),
fTranslateX + getMaxX(),
fTranslateY + getMaxY());
}
}
B2DRange& B2DRange::
operator*=(
const basegfx::B2DHomMatrix& rMatrix)
{
transform(rMatrix);
return *
this;
}
const B2DRange& B2DRange::getUnitB2DRange()
{
static const B2DRange aUnitB2DRange(0.0, 0.0, 1.0, 1.0);
return aUnitB2DRange;
}
B2IRange fround(
const B2DRange& rRange)
{
return rRange.isEmpty() ?
B2IRange() :
B2IRange(fround(rRange.getMinimum()),
fround(rRange.getMaximum()));
}
B2DRange
operator*(
const ::basegfx::B2DHomMatrix& rMat,
const B2DRange& rB2DRa
nge )
{
B2DRange aRes( rB2DRange );
aRes *= rMat;
return aRes;
}
} // end of namespace basegfx
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