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

   1 #ifndef __CLIPBOARD_H__
   2 #define __CLIPBOARD_H__
   3
   4 #include <iostream>
   5 #include "drawing.h"
   6
   7 #define CLIPBOARD Clipboard::instance()
   8
   9 class Block;
  10 class Layer;
  11 class Entity;
  12
  13 /**
  14  * QCad internal clipboard. We don't use the system clipboard for
  15  * better portability. Implemented as singleton.
  16  *
  17  * @author James Hammons
  18  * @author Andrew Mustun
  19  */
  20 class Clipboard
  21 {
  22         protected:
  23                 Clipboard();
  24
  25         public:
  26                 static Clipboard * instance();
  27
  28                 void clear();
  29                 void addBlock(Block * b);
  30                 bool hasBlock(const QString & name);
  31                 int countBlocks();
  32                 Block * blockAt(int i);
  33                 void addLayer(Layer* l);
  34                 bool hasLayer(const QString & name);
  35                 int countLayers();
  36                 Layer * layerAt(int i);
  37                 void addEntity(Entity * e);
  38                 uint count();
  39                 Entity * entityAt(uint i);
  40                 Entity * firstEntity();
  41                 Entity * nextEntity();
  42                 Drawing * getGraphic();
  43
  44                 friend std::ostream & operator<<(std::ostream & os, Clipboard & cb);
  45
  46         protected:
  47                 static Clipboard * uniqueInstance;
  48
  49                 Drawing graphic;
  50 };
  51
  52 #endif