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122 lines
4.1 KiB
122 lines
4.1 KiB
/*
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KDChart - a multi-platform charting engine
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*/
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/****************************************************************************
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** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
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**
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** This file is part of the KDChart library.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid commercial KDChart licenses may use this file in
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** accordance with the KDChart Commercial License Agreement provided with
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** the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.klaralvdalens-datakonsult.se/?page=products for
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** information about KDChart Commercial License Agreements.
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**
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** Contact info@klaralvdalens-datakonsult.se if any conditions of this
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** licensing are not clear to you.
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**
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**********************************************************************/
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#ifndef __KDCHARTWIDGET_H__
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#define __KDCHARTWIDGET_H__
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#include <KDChartGlobal.h>
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#include <KDChartTable.h>
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#include <KDChartDataRegion.h>
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#include <tqwidget.h>
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#include <tqscrollview.h>
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#include <tqpixmap.h>
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/**
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\file KDChartWidget.h
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\brief Provids the entry point into the charting that most
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people will want to use.
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*/
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class KDChartParams;
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class KDCHART_EXPORT KDChartWidget : public TQWidget
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{
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Q_OBJECT
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TQ_PROPERTY( bool activeData READ isActiveData WRITE setActiveData )
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TQ_PROPERTY( bool doubleBuffered READ isDoubleBuffered WRITE setDoubleBuffered )
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public:
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KDChartWidget( TQWidget* parent = 0, const char* name = 0 );
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KDChartWidget( KDChartParams* params,
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KDChartTableDataBase* data,
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TQWidget* parent = 0, const char* name = 0 );
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~KDChartWidget();
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public slots:
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bool isActiveData() const;
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bool isDoubleBuffered() const;
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KDChartParams* params() const;
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KDChartTableDataBase* data() const;
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const KDChartDataRegionList* dataRegions() const { return &_dataRegions; }
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void setActiveData( bool active );
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void setDoubleBuffered( bool doublebuffered );
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void setParams( KDChartParams* params );
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void setData( KDChartTableDataBase* data );
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// use this method to paint to low resolution devices
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void paintTo( TQPainter& painter,
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const TQRect* rect = 0 );
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// use this method to paint to high res devices like printers...
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void print( TQPainter& painter,
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const TQRect* rect = 0 );
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signals:
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void dataLeftClicked( uint row, uint col );
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void dataLeftClicked( const TQPoint & pnt );
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void dataMiddleClicked( uint row, uint col );
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void dataMiddleClicked( const TQPoint & pnt );
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void dataRightClicked( uint row, uint col );
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void dataRightClicked( const TQPoint & pnt );
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void dataLeftPressed( uint row, uint col );
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void dataLeftPressed( const TQPoint & pnt );
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void dataMiddlePressed( uint row, uint col );
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void dataMiddlePressed( const TQPoint & pnt );
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void dataRightPressed( uint row, uint col );
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void dataRightPressed( const TQPoint & pnt );
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void dataLeftReleased( uint row, uint col );
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void dataLeftReleased( const TQPoint & pnt );
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void dataMiddleReleased( uint row, uint col );
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void dataMiddleReleased( const TQPoint & pnt );
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void dataRightReleased( uint row, uint col );
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void dataRightReleased( const TQPoint & pnt );
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void barsDisplayed( int barsDisplayed, int barsLeft );
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protected:
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virtual void paintEvent( TQPaintEvent* event );
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virtual void mousePressEvent( TQMouseEvent* event );
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virtual void mouseReleaseEvent( TQMouseEvent* event );
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virtual void resizeEvent( TQResizeEvent* event );
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private:
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KDChartParams* _params;
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KDChartTableDataBase* _data;
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bool _activeData;
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bool _doubleBuffered;
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TQPixmap _buffer;
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KDChartDataRegion* _mousePressedOnRegion;
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KDChartDataRegionList _dataRegions;
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};
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#endif
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