VTK
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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkQtChartArea.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 _vtkQtChartArea_h 00025 #define _vtkQtChartArea_h 00026 00027 #include "vtkQtChartExport.h" 00028 #include <QGraphicsView> 00029 00030 class vtkQtChartAreaInternal; 00031 class vtkQtChartAxisLayer; 00032 class vtkQtChartContentsSpace; 00033 class vtkQtChartInteractor; 00034 class vtkQtChartLayer; 00035 class vtkQtChartMouseBox; 00036 class vtkQtChartStyleManager; 00037 class QCursor; 00038 class QString; 00039 00040 00044 class VTKQTCHART_EXPORT vtkQtChartArea : public QGraphicsView 00045 { 00046 Q_OBJECT 00047 00048 public: 00052 vtkQtChartArea(QWidget *parent=0); 00053 virtual ~vtkQtChartArea(); 00054 00056 00057 00058 00059 00060 00061 void addLayer(vtkQtChartLayer *chart); 00062 00081 void insertLayer(int index, vtkQtChartLayer *chart); 00082 00086 void removeLayer(vtkQtChartLayer *chart); 00087 00092 int getNumberOfLayers() const; 00093 00099 vtkQtChartLayer *getLayer(int index) const; 00100 00106 vtkQtChartLayer *getLayer(const QString &chartName) const; 00107 00112 vtkQtChartAxisLayer *getAxisLayer() const; 00113 00118 int getAxisLayerIndex() const; 00119 00124 int getGridLayerIndex() const; 00126 00128 00129 00130 00131 00132 00133 vtkQtChartInteractor *getInteractor() const; 00134 00142 void setInteractor(vtkQtChartInteractor *interactor); 00143 00148 vtkQtChartContentsSpace *getContentsSpace() const; 00149 00154 vtkQtChartMouseBox *getMouseBox() const; 00155 00161 void startInteractiveResize(); 00162 00167 bool isInteractivelyResizing() const; 00168 00170 void finishInteractiveResize(); 00172 00177 vtkQtChartStyleManager *getStyleManager() const; 00178 00179 public slots: 00181 void layoutChart(); 00182 00184 void updateLayout(); 00185 00186 signals: 00188 void delayedLayoutNeeded(); 00189 00194 void layerInserted(int index, vtkQtChartLayer *chart); 00195 00200 void removingLayer(int index, vtkQtChartLayer *chart); 00201 00206 void layerRemoved(int index, vtkQtChartLayer *chart); 00207 00208 protected: 00214 virtual bool viewportEvent(QEvent *e); 00215 00219 virtual void resizeEvent(QResizeEvent *e); 00220 00222 00223 00224 00225 00226 00227 00228 00229 00230 virtual void keyPressEvent(QKeyEvent *e); 00231 00235 virtual void mousePressEvent(QMouseEvent *e); 00236 00240 virtual void mouseMoveEvent(QMouseEvent *e); 00241 00245 virtual void mouseReleaseEvent(QMouseEvent *e); 00246 00250 virtual void mouseDoubleClickEvent(QMouseEvent *e); 00251 00255 virtual void wheelEvent(QWheelEvent *e); 00257 00258 private slots: 00260 void handleZoomChange(); 00261 00265 void changeCursor(const QCursor &newCursor); 00266 00267 private: 00268 vtkQtChartAreaInternal *Internal; 00269 00270 private: 00271 vtkQtChartArea(const vtkQtChartArea &); 00272 vtkQtChartArea &operator=(const vtkQtChartArea &); 00273 }; 00274 00275 #endif