Added KDE3 version of ktechlab

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/ktechlab@1095338 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 82 insertions, 0 deletions

diff --git a/src/itemlibrary.h b/src/itemlibrary.h
new file mode 100644
index 0000000..181eb5f
--- /dev/null
+++ b/src/itemlibrary.h
@@ -0,0 +1,82 @@
+/***************************************************************************
+ *   Copyright (C) 2003 by David Saxton                                    *
+ *   david@bluehaze.org                                                    *
+ *                                                                         *
+ *   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