ACloudViewer  3.9.4
A Modern Library for 3D Data Processing
sliderwidgetobserver.cpp
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1 // ----------------------------------------------------------------------------
2 // - CloudViewer: www.cloudViewer.org -
3 // ----------------------------------------------------------------------------
4 // Copyright (c) 2018-2024 www.cloudViewer.org
5 // SPDX-License-Identifier: MIT
6 // ----------------------------------------------------------------------------
7 
8 #include "sliderwidgetobserver.h"
9 
10 #include <vtkSliderRepresentation.h>
11 #include <vtkSliderWidget.h>
12 
13 namespace VtkUtils {
14 
16  : AbstractWidgetObserver(parent) {}
17 
18 void SliderWidgetObserver::Execute(vtkObject* caller,
19  unsigned long eventId,
20  void* callData) {
21  Q_UNUSED(eventId)
22  Q_UNUSED(callData)
23 
24  vtkSliderWidget* widget = reinterpret_cast<vtkSliderWidget*>(caller);
25  if (widget) {
26  vtkSliderRepresentation* rep = vtkSliderRepresentation::SafeDownCast(
27  widget->GetRepresentation());
28  emit valueChanged(rep->GetValue());
29  }
30 }
31 
32 } // namespace VtkUtils
void Execute(vtkObject *caller, unsigned long eventId, void *callData)
SliderWidgetObserver(QObject *parent=nullptr)
void valueChanged(double value)