sliderwidgetobserver.cpp

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// ----------------------------------------------------------------------------
// -                        CloudViewer: www.cloudViewer.org                  -
// ----------------------------------------------------------------------------
// Copyright (c) 2018-2024 www.cloudViewer.org
// SPDX-License-Identifier: MIT
// ----------------------------------------------------------------------------
 
#include "sliderwidgetobserver.h"
 
#include <vtkSliderRepresentation.h>
#include <vtkSliderWidget.h>
 
namespace VtkUtils {
 
SliderWidgetObserver::SliderWidgetObserver(QObject* parent)
    : AbstractWidgetObserver(parent) {}
 
void SliderWidgetObserver::Execute(vtkObject* caller,
                                   unsigned long eventId,
                                   void* callData) {
    Q_UNUSED(eventId)
    Q_UNUSED(callData)
 
    vtkSliderWidget* widget = reinterpret_cast<vtkSliderWidget*>(caller);
    if (widget) {
        vtkSliderRepresentation* rep = vtkSliderRepresentation::SafeDownCast(
                widget->GetRepresentation());
        emit valueChanged(rep->GetValue());
    }
}
 
}  // namespace VtkUtils