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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2011-07-04 22:38:03 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2011-07-04 22:38:03 +0000
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tree99e72842fe687baea16376a147619b6048d7e441 /libkdchart/KDChartPiePainter.h
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+/* -*- Mode: C++ -*-
+ KDChart - a multi-platform charting engine
+ */
+
+/****************************************************************************
+ ** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
+ **
+ ** This file is part of the KDChart library.
+ **
+ ** This file may be distributed and/or modified under the terms of the
+ ** GNU General Public License version 2 as published by the Free Software
+ ** Foundation and appearing in the file LICENSE.GPL included in the
+ ** packaging of this file.
+ **
+ ** Licensees holding valid commercial KDChart licenses may use this file in
+ ** accordance with the KDChart Commercial License Agreement provided with
+ ** the Software.
+ **
+ ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ **
+ ** See http://www.klaralvdalens-datakonsult.se/?page=products for
+ ** information about KDChart Commercial License Agreements.
+ **
+ ** Contact info@klaralvdalens-datakonsult.se if any conditions of this
+ ** licensing are not clear to you.
+ **
+ **********************************************************************/
+#ifndef __KDCHARTPIEPAINTER_H__
+#define __KDCHARTPIEPAINTER_H__
+
+#include <KDChartPainter.h>
+#include <KDChartTable.h>
+
+class KDChartParams;
+
+class KDChartPiePainter : public KDChartPainter
+{
+ friend class KDChartPainter;
+ protected:
+ KDChartPiePainter( KDChartParams* params );
+ virtual ~KDChartPiePainter();
+
+ virtual void paintData( QPainter* painter,
+ KDChartTableDataBase* data,
+ bool paint2nd,
+ KDChartDataRegionList* regions = 0 );
+ virtual void drawOnePie( QPainter* painter,
+ KDChartTableDataBase* data,
+ uint dataset, uint pie, uint chart,
+ uint threeDPieHeight,
+ KDChartDataRegionList* regions = 0 );
+ virtual void draw3DEffect( QPainter* painter, const QRect& drawPosition,
+ uint dataset, uint pie, uint chart,
+ uint threeDPieHeight,
+ bool explode,
+ QRegion* region = 0 );
+ void drawStraightEffectSegment( QPainter* painter, const QRect& rect,
+ uint dataset, uint pie, uint chart,
+ int threeDHeight, int angle,
+ QRegion* region = 0 );
+ void drawArcEffectSegment( QPainter* painter, const QRect& rect,
+ uint dataset, uint pie, uint chart,
+ int threeDHeight, int startAngle,
+ int endAngle,
+ QRegion* region = 0 );
+
+ virtual QString fallbackLegendText( uint dataset ) const;
+ virtual uint numLegendFallbackTexts( KDChartTableDataBase* data ) const;
+
+ uint findPieAt( int angle );
+ uint findLeftPie( uint pie );
+ uint findRightPie( uint pie );
+
+ QMemArray < int > _startAngles;
+ QMemArray < int > _angleLens;
+
+ QRect _position;
+ int _size;
+ int _numValues; // PENDING(kalle) Move to base class
+}
+;
+
+#endif