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+/***************************************************************************
+ * Copyright (C) 2003 by David Saxton *
+ * *
+ * 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. *
+ ***************************************************************************/
+
+#ifndef ITEMLIBRARY_H
+#define ITEMLIBRARY_H
+
+#include <qcolor.h>
+#include <qmap.h>
+
+class Document;
+class Item;
+class ItemDocument;
+class ItemLibrary;
+class LibraryItem;
+inline ItemLibrary* itemLibrary();
+
+typedef QMap< QString, QImage > ImageMap;
+typedef QValueList<LibraryItem*> LibraryItemList;
+
+/**
+While the program is running, only one instance of this class is created.
+You can get it by calling itemLibrary()
+@short Holds the list of CNItems
+@author David Saxton
+*/
+class ItemLibrary
+{
+public:
+ ~ItemLibrary();
+ /**
+ * Returns a QPixmap of the item icon
+ */
+ QPixmap itemIconFull( const QString &id );
+ /**
+ * Append the given item into the library
+ */
+ void addLibraryItem( LibraryItem *item );
+ /**
+ * Returns a list of items in the library
+ */
+ LibraryItemList* items() { return &m_items; }
+ /**
+ * Creates a new item with the given id, and returns a pointer to it
+ */
+ Item *createItem( const QString &id, ItemDocument *itemDocument, bool newItem, const char *newId = 0L, bool finishCreation = true );
+ /**
+ * Returns an image of the given cnitem. As QPixmap::convertToImage is
+ * a *very* slow function, this will cache the result and return that for
+ * large images.
+ * @param cnItem A pointer to the CNItem
+ * @param maxSize The maximum size (in pixels) before the image is cached
+ */
+ QImage itemImage( Item *item, const uint maxSize = 36000 );
+
+protected:
+ void addComponents();
+ void addFlowParts();
+ void addMechanics();
+ void addDrawParts();
+
+ ItemLibrary();
+
+ LibraryItemList m_items;
+ ImageMap m_imageMap;
+
+ friend ItemLibrary* itemLibrary();
+};
+
+inline ItemLibrary* itemLibrary()
+{
+ static ItemLibrary *_itemLibrary = new ItemLibrary();
+ return _itemLibrary;
+}
+
+#endif