1 /****************************************************************************
2 **
3 ** This file is part of the LibreCAD project, a 2D CAD program
4 **
5 ** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
6 ** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
7 **
8 **
9 ** This file may be distributed and/or modified under the terms of the
10 ** GNU General Public License version 2 as published by the Free Software
11 ** Foundation and appearing in the file gpl-2.0.txt included in the
12 ** packaging of this file.
13 **
14 ** This program is distributed in the hope that it will be useful,
15 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 ** GNU General Public License for more details.
18 **
19 ** You should have received a copy of the GNU General Public License
20 ** along with this program; if not, write to the Free Software
21 ** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
22 **
23 ** This copyright notice MUST APPEAR in all copies of the script!
24 **
25 **********************************************************************/
26 
27 
28 #ifndef RS_PATTERNLIST_H
29 #define RS_PATTERNLIST_H
30 
31 #include<map>
32 #include<memory>
33 
34 class RS_Pattern;
35 class QString;
36 
37 #define RS_PATTERNLIST RS_PatternList::instance()
38 
39 /**
40  * The global list of patterns. This is implemented as a singleton.
41  * Use RS_PatternList::instance() to get a pointer to the object.
42  *
43  * @author Andrew Mustun
44  */
45 class RS_PatternList {
46 	using PTN_MAP = std::map<QString, std::unique_ptr<RS_Pattern>>;
47 	RS_PatternList() = default;
48 
49 public:
50     /**
51      * @return Instance to the unique pattern list.
52      */
53 	static RS_PatternList* instance();
54 
55 	~RS_PatternList();
56 	RS_PatternList(RS_PatternList const&) = delete;
57 	RS_PatternList& operator = (RS_PatternList const&) = delete;
58 	RS_PatternList(RS_PatternList &&) = delete;
59 	RS_PatternList& operator = (RS_PatternList &&) = delete;
60 
61 	void init();
62 
countPatterns()63 	int countPatterns() const {
64 		return patterns.size();
65     }
66 
67 	//! \{ range based loop support
begin()68 	PTN_MAP::iterator begin() {
69 		return patterns.begin();
70 	}
begin()71 	PTN_MAP::const_iterator begin() const{
72 		return patterns.begin();
73 	}
end()74 	PTN_MAP::iterator end() {
75 		return patterns.end();
76 	}
end()77 	PTN_MAP::const_iterator end() const{
78 		return patterns.end();
79 	}
80 	//! \}
81 
82 	RS_Pattern* requestPattern(const QString& name);
83 
84 	bool contains(const QString& name) const;
85 
86     friend std::ostream& operator << (std::ostream& os, RS_PatternList& l);
87 
88 
89 private:
90     //! patterns in the graphic
91 	PTN_MAP patterns;
92 };
93 
94 #endif
95