diff options
author | Armin Weiss <aw@openoffice.org> | 2003-11-26 13:30:28 +0000 |
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committer | Armin Weiss <aw@openoffice.org> | 2003-11-26 13:30:28 +0000 |
commit | f3d97240690f48c34ed51147ea1351f78a628dd8 (patch) | |
tree | 37f9dcb6e04874e13f81cf061376ab03b98dd582 /basegfx | |
parent | 449096b836cec495ca278fc628b955c3a62bd6cd (diff) |
Moved BasicRange header and implementation to range namespace and directories
Diffstat (limited to 'basegfx')
-rw-r--r-- | basegfx/inc/basegfx/range/basicrange.hxx | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/basegfx/inc/basegfx/range/basicrange.hxx b/basegfx/inc/basegfx/range/basicrange.hxx new file mode 100644 index 000000000000..700f2b17add4 --- /dev/null +++ b/basegfx/inc/basegfx/range/basicrange.hxx @@ -0,0 +1,177 @@ +/************************************************************************* + * + * $RCSfile: basicrange.hxx,v $ + * + * $Revision: 1.1 $ + * + * last change: $Author: aw $ $Date: 2003-11-26 14:30:28 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 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 + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (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.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#ifndef _BGFX_RANGE_BASICRANGE_HXX +#define _BGFX_RANGE_BASICRANGE_HXX + +#ifndef _SAL_TYPES_H_ +#include <sal/types.h> +#endif + +#ifndef _INC_FLOAT +#include <float.h> +#endif + +#define START_MINIMUM_VALUE (DBL_MAX) +#define START_MAXIMUM_VALUE (DBL_MIN) + +namespace basegfx +{ + namespace range + { + class BasicRange + { + protected: + double mfMinimum; + double mfMaximum; + + public: + void reset() + { + mfMinimum = START_MINIMUM_VALUE; + mfMaximum = START_MAXIMUM_VALUE; + } + + sal_Bool isEmpty() const + { + return sal_Bool(START_MINIMUM_VALUE == mfMinimum && START_MAXIMUM_VALUE == mfMaximum); + } + + double getMinimum() const { return mfMinimum; } + double getMaximum() const { return mfMaximum; } + + double getRange() const + { + return (mfMaximum - mfMinimum); + } + + double getCenter() const + { + return ((mfMaximum + mfMinimum) / 2.0); + } + + sal_Bool isInside(double fValue) const + { + return sal_Bool((fValue >= mfMinimum) && (fValue <= mfMaximum)); + } + + sal_Bool isInside(const BasicRange& rRange) const + { + return sal_Bool((rRange.getMinimum() >= mfMinimum) && (rRange.getMaximum() <= mfMaximum)); + } + + sal_Bool overlaps(const BasicRange& rRange) const + { + return !sal_Bool((rRange.getMaximum() < mfMinimum) || (rRange.getMinimum() > mfMaximum)); + } + + BasicRange() + : mfMinimum(START_MINIMUM_VALUE), + mfMaximum(START_MAXIMUM_VALUE) + { + } + BasicRange(double fStartValue) + : mfMinimum(fStartValue), + mfMaximum(fStartValue) + { + } + BasicRange(const BasicRange& rRange) + : mfMinimum(rRange.getMinimum()), + mfMaximum(rRange.getMaximum()) + { + } + + void operator=(const BasicRange& rRange) + { + mfMinimum = rRange.getMinimum(); + mfMaximum = rRange.getMaximum(); + } + + void expand(double fValue) + { + if(fValue < mfMinimum) + { + mfMinimum = fValue; + } + + if(fValue > mfMaximum) + { + mfMaximum = fValue; + } + } + + void expand(const BasicRange& rRange) + { + if(rRange.getMinimum() < mfMinimum) + { + mfMinimum = rRange.getMinimum(); + } + + if(rRange.getMaximum() > mfMaximum) + { + mfMaximum = rRange.getMaximum(); + } + } + }; + } // end of namespace range +} // end of namespace basegfx + +#endif _BGFX_RANGE_BASICRANGE_HXX |