Orca Robotics

00001 /*
00002  * Orca-Robotics Project: Components for robotics 
00003  *               http://orca-robotics.sf.net/
00004  * Copyright (c) 2004-2008 Alex Brooks, Alexei Makarenko, Tobias Kaupp
00005  *
00006  * This copy of Orca is licensed to you under the terms described in
00007  * the LICENSE file included in this distribution.
00008  *
00009  */
00010 
00011 #ifndef ORCAQUML_LINK_H
00012 #define ORCAQUML_LINK_H
00013 
00014 #include <QGraphicsItem>
00015 // #include <orcaquml/debuggable.h>
00016 
00017 namespace orcaquml
00018 {
00019 
00020 // a simple forward declaration will do here.
00021 // Interface on the other hand must include this header file to keep a list of links.
00022 class Interface;
00023 
00024 class Link: public QGraphicsLineItem //, public QorcaDebuggable
00025 {
00026 public:
00027     Link( Interface* from, Interface* to );
00028 
00029     virtual int rtti () const { return 7777; };
00030     
00031     virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *item, QWidget *widget);
00032 
00033     void prepareToDie();
00034 
00035     void setFromInterface( Interface* p ) { from_ = p; };
00036     void setToInterface( Interface* p ) { to_ = p; };
00037 
00038     void setFromPoint( double x, double y ) ;
00039     void setToPoint( double x, double y );
00040 
00041     void setSelected( bool yes );
00042     void setLabel();
00043 
00044 //     void getFromInterfaceConfig( QDomElement &conf );
00045 //     void getToInterfaceConfig( QDomElement &conf );
00046 
00047     void getFromInterfaceNaming( QString & platform, QString & name );
00048     void getToInterfaceNaming( QString & platform, QString & name );
00049 
00050     void moveBy(double dx, double dy) {};
00051     void placeLabelAuto();
00052 
00053     static void toggleSignature() { _showInterfaceName = !_showInterfaceName; };
00054 
00055 //     virtual const std::string description() const { return "link"; }
00056 
00057 private:
00058     
00059     Interface* from_;
00060     Interface* to_;
00061 
00062     QGraphicsSimpleTextItem *label_;
00063 
00064     static bool _showInterfaceName;
00065 
00066     static QPen _defaultPen;
00067     static QPen _selectedPen;
00068 
00069 };
00070 
00071 }
00072 
00073 #endif
link.h
