kdganttlegend.h

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00001 /****************************************************************************
00002 ** Copyright (C) 2001-2010 Klaralvdalens Datakonsult AB.  All rights reserved.
00003 **
00004 ** This file is part of the KD Chart library.
00005 **
00006 ** Licensees holding valid commercial KD Chart licenses may use this file in
00007 ** accordance with the KD Chart Commercial License Agreement provided with
00008 ** the Software.
00009 **
00010 **
00011 ** This file may be distributed and/or modified under the terms of the
00012 ** GNU General Public License version 2 and version 3 as published by the
00013 ** Free Software Foundation and appearing in the file LICENSE.GPL included.
00014 **
00015 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
00016 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
00017 **
00018 ** Contact info@kdab.com if any conditions of this licensing are not
00019 ** clear to you.
00020 **
00021 **********************************************************************/
00022 
00023 #ifndef KDGANTTLEGEND_H
00024 #define KDGANTTLEGEND_H
00025 
00026 #include <QAbstractItemView>
00027 
00028 #include "kdganttglobal.h"
00029 #include "kdganttstyleoptionganttitem.h"
00030 
00031 namespace KDGantt 
00032 {
00033     class KDCHART_EXPORT Legend : public QAbstractItemView
00034     {
00035         Q_OBJECT
00036         KDGANTT_DECLARE_PRIVATE_BASE_POLYMORPHIC( Legend )
00037     public:
00038         explicit Legend( QWidget* parent = 0 );
00039         virtual ~Legend();
00040 
00041         /*reimp*/ QModelIndex indexAt( const QPoint& point ) const;
00042         /*reimp*/ QRect visualRect( const QModelIndex& index ) const;
00043 
00044         /*reimp*/ void scrollTo( const QModelIndex&, ScrollHint = EnsureVisible ){}
00045 
00046         /*reimp*/ QSize sizeHint() const;
00047         /*reimp*/ QSize minimumSizeHint() const;
00048 
00049         /*reimp*/ void setModel( QAbstractItemModel* model );
00050 
00051     protected:
00052         virtual QRect drawItem( QPainter* painter, const QModelIndex& index, const QPoint& pos = QPoint() ) const;
00053         virtual QSize measureItem( const QModelIndex& index, bool recursive = true ) const;
00054         virtual StyleOptionGanttItem getStyleOption( const QModelIndex& index ) const;
00055 
00056         /*reimp*/ void paintEvent( QPaintEvent* event );
00057 
00058         /*reimp*/ int horizontalOffset() const { return 0; }
00059         /*reimp*/ bool isIndexHidden( const QModelIndex& ) const { return false; }
00060         /*reimp*/ QModelIndex moveCursor( CursorAction, Qt::KeyboardModifiers ) { return QModelIndex(); }
00061         /*reimp*/ void setSelection( const QRect&, QItemSelectionModel::SelectionFlags ){}
00062         /*reimp*/ int verticalOffset() const { return 0; }
00063         /*reimp*/ QRegion visualRegionForSelection( const QItemSelection& ) const { return QRegion(); }
00064 
00065     protected Q_SLOTS:
00066         virtual void modelDataChanged();
00067     };
00068 }
00069 
00070 #endif