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/***************************************************************************
* 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
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