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71 lines
3.8 KiB
71 lines
3.8 KiB
2 months ago
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/******************************************************************************
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* $Id$
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*
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* Project: MapServer
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* Purpose: Declarations related to copyng mapObjs. Provided by Mladen Turk
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* for resolution of bug 701
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* http://mapserver.gis.umn.edu/bugs/show_bug.cgi?id=701.
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* Author: Mladen Turk (and Sean Gilles?)
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*
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******************************************************************************
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* Copyright (c) 1996-2005 Regents of the University of Minnesota.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies of this Software or works derived from this Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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****************************************************************************/
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/* Following works for GCC and MSVC. That's ~98% of our users, if Tyler
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* Mitchell's survey is correct
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*/
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#define MS_COPYSTELEM(_name) (dst)->/**/ _name = (src)->/**/ _name
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#define MS_MACROBEGIN do {
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#define MS_MACROEND \
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} \
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while (0)
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#define MS_COPYRECT(_dst, _src) \
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MS_MACROBEGIN(_dst)->minx = (_src)->minx; \
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(_dst)->miny = (_src)->miny; \
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(_dst)->maxx = (_src)->maxx; \
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(_dst)->maxy = (_src)->maxy; \
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MS_MACROEND
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#define MS_COPYPOINT(_dst, _src) \
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MS_MACROBEGIN(_dst)->x = (_src)->x; \
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(_dst)->y = (_src)->y; \
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(_dst)->m = (_src)->m; \
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MS_MACROEND
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#define MS_COPYCOLOR(_dst, _src) \
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MS_MACROBEGIN(_dst)->red = (_src)->red; \
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(_dst)->green = (_src)->green; \
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(_dst)->blue = (_src)->blue; \
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(_dst)->alpha = (_src)->alpha; \
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MS_MACROEND
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#define MS_COPYSTRING(_dst, _src) \
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MS_MACROBEGIN \
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if ((_dst) != NULL) \
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msFree((_dst)); \
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if ((_src)) \
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(_dst) = msStrdup((_src)); \
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else \
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(_dst) = NULL; \
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MS_MACROEND
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