VTK  9.2.6
vtkHoverWidget.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkHoverWidget.h
5
6 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7 All rights reserved.
8 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9
10 This software is distributed WITHOUT ANY WARRANTY; without even
11 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12 PURPOSE. See the above copyright notice for more information.
13
14=========================================================================*/
75
76#ifndef vtkHoverWidget_h
77#define vtkHoverWidget_h
78
79#include "vtkAbstractWidget.h"
80#include "vtkInteractionWidgetsModule.h" // For export macro
81
82class VTKINTERACTIONWIDGETS_EXPORT vtkHoverWidget : public vtkAbstractWidget
83{
84public:
89
91
95 void PrintSelf(ostream& os, vtkIndent indent) override;
97
99
104 vtkSetClampMacro(TimerDuration, int, 1, 100000);
105 vtkGetMacro(TimerDuration, int);
107
112 void SetEnabled(int) override;
113
119 void CreateDefaultRepresentation() override { this->WidgetRep = nullptr; }
120
121protected:
123 ~vtkHoverWidget() override;
124
125 // The state of the widget
126
127 enum
128 {
129 Start = 0,
132 };
133
135
136 // Callback interface to execute events
140
141 // Subclasses of this class invoke these methods. If a non-zero
142 // value is returned, a subclass is handling the event.
143 virtual int SubclassHoverAction() { return 0; }
144 virtual int SubclassEndHoverAction() { return 0; }
145 virtual int SubclassSelectAction() { return 0; }
146
148
154
155private:
156 vtkHoverWidget(const vtkHoverWidget&) = delete;
157 void operator=(const vtkHoverWidget&) = delete;
158};
159
160#endif
vtkWidgetRepresentation * WidgetRep
virtual int SubclassSelectAction()
int TimerId
Helper methods for creating and destroying timers.
void PrintSelf(ostream &os, vtkIndent indent) override
Standard methods for a VTK class.
static vtkHoverWidget * New()
Instantiate this class.
void CreateDefaultRepresentation() override
A default representation, of which there is none, is created.
static void HoverAction(vtkAbstractWidget *)
int TimerDuration
Helper methods for creating and destroying timers.
~vtkHoverWidget() override
static void MoveAction(vtkAbstractWidget *)
static void SelectAction(vtkAbstractWidget *)
void SetEnabled(int) override
The method for activating and deactivating this widget.
virtual int SubclassEndHoverAction()
virtual int SubclassHoverAction()
a simple class to control print indentation
Definition vtkIndent.h:40