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| -rw-r--r-- | include/basegfx/range/b3drange.hxx | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/include/basegfx/range/b3drange.hxx b/include/basegfx/range/b3drange.hxx new file mode 100644 index 000000000..338c4f54a --- /dev/null +++ b/include/basegfx/range/b3drange.hxx @@ -0,0 +1,227 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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 . + */ + +#pragma once + +#include <basegfx/vector/b3dvector.hxx> +#include <basegfx/point/b3dpoint.hxx> +#include <basegfx/tuple/b3dtuple.hxx> +#include <basegfx/range/basicrange.hxx> +#include <basegfx/basegfxdllapi.h> + +namespace basegfx +{ + class B3DHomMatrix; + + class SAL_WARN_UNUSED B3DRange + { + typedef ::basegfx::BasicRange< double, DoubleTraits > MyBasicRange; + + MyBasicRange maRangeX; + MyBasicRange maRangeY; + MyBasicRange maRangeZ; + + public: + B3DRange() {} + + explicit B3DRange(const B3DTuple& rTuple) + : maRangeX(rTuple.getX()), + maRangeY(rTuple.getY()), + maRangeZ(rTuple.getZ()) + { + } + + B3DRange(double x1, + double y1, + double z1, + double x2, + double y2, + double z2) + : maRangeX(x1), + maRangeY(y1), + maRangeZ(z1) + { + maRangeX.expand(x2); + maRangeY.expand(y2); + maRangeZ.expand(z2); + } + + B3DRange(const B3DTuple& rTuple1, + const B3DTuple& rTuple2) + : maRangeX(rTuple1.getX()), + maRangeY(rTuple1.getY()), + maRangeZ(rTuple1.getZ()) + { + expand(rTuple2); + } + + bool isEmpty() const + { + return ( + maRangeX.isEmpty() + || maRangeY.isEmpty() + || maRangeZ.isEmpty() + ); + } + + void reset() + { + maRangeX.reset(); + maRangeY.reset(); + maRangeZ.reset(); + } + + bool operator==( const B3DRange& rRange ) const + { + return (maRangeX == rRange.maRangeX + && maRangeY == rRange.maRangeY + && maRangeZ == rRange.maRangeZ); + } + + bool operator!=( const B3DRange& rRange ) const + { + return (maRangeX != rRange.maRangeX + || maRangeY != rRange.maRangeY + || maRangeZ != rRange.maRangeZ); + } + + double getMinX() const + { + return maRangeX.getMinimum(); + } + + double getMinY() const + { + return maRangeY.getMinimum(); + } + + double getMinZ() const + { + return maRangeZ.getMinimum(); + } + + double getMaxX() const + { + return maRangeX.getMaximum(); + } + + double getMaxY() const + { + return maRangeY.getMaximum(); + } + + double getMaxZ() const + { + return maRangeZ.getMaximum(); + } + + double getWidth() const + { + return maRangeX.getRange(); + } + + double getHeight() const + { + return maRangeY.getRange(); + } + + double getDepth() const + { + return maRangeZ.getRange(); + } + + B3DVector getRange() const + { + return B3DVector( + maRangeX.getRange(), + maRangeY.getRange(), + maRangeZ.getRange() + ); + } + + B3DPoint getCenter() const + { + return B3DPoint( + maRangeX.getCenter(), + maRangeY.getCenter(), + maRangeZ.getCenter() + ); + } + + bool overlaps(const B3DRange& rRange) const + { + return ( + maRangeX.overlaps(rRange.maRangeX) + && maRangeY.overlaps(rRange.maRangeY) + && maRangeZ.overlaps(rRange.maRangeZ) + ); + } + + void expand(const B3DTuple& rTuple) + { + maRangeX.expand(rTuple.getX()); + maRangeY.expand(rTuple.getY()); + maRangeZ.expand(rTuple.getZ()); + } + + void expand(const B3DRange& rRange) + { + maRangeX.expand(rRange.maRangeX); + maRangeY.expand(rRange.maRangeY); + maRangeZ.expand(rRange.maRangeZ); + } + + void grow(double fValue) + { + maRangeX.grow(fValue); + maRangeY.grow(fValue); + maRangeZ.grow(fValue); + } + + /// clamp value on range + B3DTuple clamp(const B3DTuple& rTuple) const + { + return B3DTuple( + maRangeX.clamp(rTuple.getX()), + maRangeY.clamp(rTuple.getY()), + maRangeZ.clamp(rTuple.getZ())); + } + + BASEGFX_DLLPUBLIC void transform(const B3DHomMatrix& rMatrix); + + /** Transform Range by given transformation matrix. + + This operation transforms the Range by transforming all eight possible + extrema points (corners) of the given range and building a new one. + This means that the range will grow evtl. when a shear and/or rotation + is part of the transformation. + */ + B3DRange& operator*=( const ::basegfx::B3DHomMatrix& rMat ); + + /** Get a range filled with (0.0, 0.0, 0.0, 1.0, 1.0, 1.0) */ + static const B3DRange& getUnitB3DRange(); + }; + + /** Transform B3DRange by given transformation matrix (see operator*=()) + */ + B3DRange operator*( const B3DHomMatrix& rMat, const B3DRange& rB2DRange ); + +} // end of namespace basegfx + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |