vtkplot2dwidget.cpp

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "vtkplot2dwidget.h"
 
#include <vtkChartXY.h>
#include <vtkContextScene.h>
#include <vtkContextView.h>
 
#include "vtkutils.h"
 
namespace VtkUtils {
class VtkPlot2DWidgetPrivate {
public:
    vtkSmartPointer<vtkChartXY> chart;
};
 
VtkPlot2DWidget::VtkPlot2DWidget(QWidget* parent) : VtkPlotWidget(parent) {
    d_ptr = new VtkPlot2DWidgetPrivate;
}
 
VtkPlot2DWidget::~VtkPlot2DWidget() { delete d_ptr; }
 
vtkContextItem* VtkPlot2DWidget::chart() const {
    vtkInitOnce(d_ptr->chart);
    contextView()->GetScene()->AddItem(d_ptr->chart);
    return d_ptr->chart;
}
 
}  // namespace VtkUtils