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authorArmin Weiss <aw@openoffice.org>2003-11-26 13:30:28 +0000
committerArmin Weiss <aw@openoffice.org>2003-11-26 13:30:28 +0000
commitf3d97240690f48c34ed51147ea1351f78a628dd8 (patch)
tree37f9dcb6e04874e13f81cf061376ab03b98dd582 /basegfx/inc
parent449096b836cec495ca278fc628b955c3a62bd6cd (diff)
Moved BasicRange header and implementation to range namespace and directories
Diffstat (limited to 'basegfx/inc')
-rw-r--r--basegfx/inc/basegfx/range/basicrange.hxx177
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