Shamusworld >> Repos - architektonas/blob - src/base/patternlist.h

   1 #ifndef __PATTERNLIST_H__
   2 #define __PATTERNLIST_H__
   3
   4 #include <QtCore>
   5 #include "pattern.h"
   6 #include "entity.h"
   7
   8 #define PATTERNLIST PatternList::instance()
   9
  10 /**
  11  * The global list of patterns. This is implemented as a singleton.
  12  * Use PatternList::instance() to get a pointer to the object.
  13  *
  14  * @author James Hammons
  15  * @author Andrew Mustun
  16  */
  17 class PatternList
  18 {
  19         protected:
  20                 PatternList();
  21
  22         public:
  23                 virtual ~PatternList();
  24
  25                 static PatternList * instance();
  26                 void init();
  27                 void clearPatterns();
  28                 int countPatterns();
  29                 virtual void removePattern(Pattern * pattern);
  30                 Pattern * requestPattern(const QString & name);
  31                 Pattern * firstPattern();
  32                 Pattern * nextPattern();
  33                 bool contains(const QString & name);
  34
  35                 friend std::ostream & operator<<(std::ostream & os, PatternList & l);
  36
  37         protected:
  38                 static PatternList * uniqueInstance;
  39
  40         private:
  41                 //! patterns in the graphic
  42                 QList<Pattern *> patterns;
  43                 QListIterator<Pattern *> patternIterator;
  44 };
  45
  46 #endif  // __PATTERNLIST_H__