/usr/include/gamera/graph/graphdata.hpp is in python-gamera-dev 3.4.2+svn1437-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /*
*
* Copyright (C) 2011 Christian Brandt
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _GRAPHDATA_HPP_FAA9ABE84FC3A4
#define _GRAPHDATA_HPP_FAA9ABE84FC3A4
#ifdef __DEBUG_GAPI__
#include <iostream>
#endif
// -----------------------------------------------------------------------------
namespace Gamera { namespace GraphApi {
/** This base-class GraphData defines the interface for storing data in a graph.
* For using this a derived class must override
* int compare(const GraphData& b);
* which returns 0 if *this == b, <0 if *this < b and >0 if *this > b.
*
* You can see a simple template-based implementation in GraphDataTemplate
* which could be used for almost every data type whithout deriving a new class.
*
* If Data-Types with some reference-counting void incref() and void decref()
* are called when the value is needed internally in Graph more than one
* time. Currently this feature is not used but should be in future.
* */
struct GraphData {
//really needed?
virtual void incref() {};
virtual void decref() {};
/** This method returns
* 0 if *this == b
* <0 if *this < b
* >0 if *this > b
* != 0 if *this != b
* */
virtual int compare(const GraphData& b) const = 0;
virtual ~GraphData() {
}
virtual GraphData* copy() = 0;
// mappings from comparison operators to int compare(const GraphData&)
bool operator<(const GraphData& b) const {
return compare(b) < 0;
}
bool operator==(const GraphData& b) const {
return compare(b) == 0;
}
bool operator>(const GraphData& b) const {
return compare(b) > 0;
}
bool operator!=(const GraphData& b) const {
return compare(b) != 0;
}
bool operator<=(const GraphData& b) const {
return compare(b) <= 0;
}
bool operator>=(const GraphData& b) const {
return compare(b) >= 0;
}
};
/// Less-Compare for use in value-node-map of Graph
struct GraphDataPtrLessCompare {
bool operator()(const GraphData* a, const GraphData* b) const {
return *a < *b;
}
};
}} // end Gamera::GraphApi
#endif /* _GRAPHDATA_HPP_FAA9ABE84FC3A4 */
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