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Diffstat (limited to 'basegfx/source/range/b2drange.cxx')
-rw-r--r-- | basegfx/source/range/b2drange.cxx | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/basegfx/source/range/b2drange.cxx b/basegfx/source/range/b2drange.cxx new file mode 100644 index 000000000000..693470c3ef14 --- /dev/null +++ b/basegfx/source/range/b2drange.cxx @@ -0,0 +1,74 @@ +/************************************************************************* + * + * 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_basegfx.hxx" + +#include <basegfx/range/b2drange.hxx> +#include <basegfx/range/b2irange.hxx> +#include <basegfx/numeric/ftools.hxx> +#include <basegfx/matrix/b2dhommatrix.hxx> + +namespace basegfx +{ + B2DRange::B2DRange( const B2IRange& rRange ) : + maRangeX(), + maRangeY() + { + if( !rRange.isEmpty() ) + { + maRangeX = rRange.getMinX(); + maRangeY = 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())); + } + } + + B2IRange fround(const B2DRange& rRange) + { + return rRange.isEmpty() ? + B2IRange() : + B2IRange(fround(rRange.getMinimum()), + fround(rRange.getMaximum())); + } +} // end of namespace basegfx + +// eof |