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dox/GUISupport/Qt/Chart/vtkQtBarChart.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkQtBarChart.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00015 /*-------------------------------------------------------------------------
00016   Copyright 2008 Sandia Corporation.
00017   Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
00018   the U.S. Government retains certain rights in this software.
00019 -------------------------------------------------------------------------*/
00020 
00023 
00024 #ifndef _vtkQtBarChart_h
00025 #define _vtkQtBarChart_h
00026 
00027 #include "vtkQtChartExport.h"
00028 #include "vtkQtChartSeriesLayer.h"
00029 
00030 class vtkQtBarChartInternal;
00031 class vtkQtBarChartOptions;
00032 class vtkQtBarChartSeriesOptions;
00033 
00034 
00038 class VTKQTCHART_EXPORT vtkQtBarChart : public vtkQtChartSeriesLayer
00039 {
00040   Q_OBJECT
00041 
00042 public:
00043   vtkQtBarChart();
00044   virtual ~vtkQtBarChart();
00045 
00047 
00048   virtual void setChartArea(vtkQtChartArea *area);
00049 
00050   virtual void setModel(vtkQtChartSeriesModel *model);
00052 
00054 
00055 
00056 
00057 
00058 
00059   vtkQtBarChartOptions *getOptions() const {return this->Options;}
00060 
00068   void setOptions(const vtkQtBarChartOptions &options);
00069 
00075   vtkQtBarChartSeriesOptions *getBarSeriesOptions(int series) const;
00076 
00077   virtual QPixmap getSeriesIcon(int series) const;
00079 
00081 
00082   virtual void getLayerDomain(vtkQtChartLayerDomain &domain) const;
00083 
00084   virtual void layoutChart(const QRectF &area);
00085 
00086   virtual bool getHelpText(const QPointF &point, QString &text);
00087 
00093   virtual void finishInteractiveResize();
00095 
00097 
00098   virtual void getSeriesAt(const QPointF &point,
00099       vtkQtChartSeriesSelection &selection) const;
00100 
00101   virtual void getPointsAt(const QPointF &point,
00102       vtkQtChartSeriesSelection &selection) const;
00103 
00104   virtual void getSeriesIn(const QRectF &area,
00105       vtkQtChartSeriesSelection &selection) const;
00106 
00107   virtual void getPointsIn(const QRectF &area,
00108       vtkQtChartSeriesSelection &selection) const;
00110 
00112 
00113   virtual QRectF boundingRect() const;
00114 
00115   virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
00116       QWidget *widget=0);
00118 
00119 public slots:
00125   void reset();
00126 
00127 protected:
00133   virtual vtkQtChartSeriesOptions *createOptions(QObject *parent);
00134 
00138   virtual void setupOptions(vtkQtChartSeriesOptions *options);
00139 
00140 private slots:
00145   void prepareSeriesInsert(int first, int last);
00146 
00151   void insertSeries(int first, int last);
00152 
00157   void startSeriesRemoval(int first, int last);
00158 
00163   void finishSeriesRemoval(int first, int last);
00164 
00166   void handleAxesCornerChange();
00167 
00169   void handleOutlineChange();
00170 
00177   void handleSeriesVisibilityChange(bool visible);
00178 
00182   void handleSeriesPenChange(const QPen &pen);
00183 
00187   void handleSeriesBrushChange(const QBrush &brush);
00188 
00193   void updateHighlights();
00194 
00195 private:
00202   bool addSeriesDomain(int series, int &seriesGroup);
00203 
00207   void calculateDomain(int seriesGroup);
00208 
00212   void createBarList(int seriesGroup);
00213 
00217   void buildBarTree(int seriesGroup);
00218 
00219 private:
00220   vtkQtBarChartInternal *Internal; 
00221   vtkQtBarChartOptions *Options;   
00222   bool InModelChange;              
00223   bool BuildNeeded;                
00224 
00225 private:
00226   vtkQtBarChart(const vtkQtBarChart &);
00227   vtkQtBarChart &operator=(const vtkQtBarChart &);
00228 };
00229 
00230 #endif

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