VTK  9.2.6
vtkEqualizerContextItem.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkEqualizerContextItem.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=========================================================================*/
15#ifndef vtkEqualizerContextItem_h
16#define vtkEqualizerContextItem_h
17
18#include "vtkContextItem.h"
19#include "vtkInteractionWidgetsModule.h" // For export macro
20#include "vtkNew.h" // For vtkNew
21
22#include <string> // for std::string
23
24class vtkBrush;
25class vtkPen;
27
46
47class VTKINTERACTIONWIDGETS_EXPORT vtkEqualizerContextItem : public vtkContextItem
48{
49public:
51
53 void PrintSelf(ostream& os, vtkIndent indent) override;
54
58 bool Paint(vtkContext2D* painter) override;
59
63 bool Hit(const vtkContextMouseEvent& mouse) override;
64
70 bool MouseEnterEvent(const vtkContextMouseEvent& mouse) override;
71
77 bool MouseMoveEvent(const vtkContextMouseEvent& mouse) override;
78
84 bool MouseLeaveEvent(const vtkContextMouseEvent& mouse) override;
85
91 bool MouseButtonPressEvent(const vtkContextMouseEvent& mouse) override;
92
98 bool MouseButtonReleaseEvent(const vtkContextMouseEvent& mouse) override;
99
101
108 void SetPoints(const std::string& points);
109 std::string GetPoints() const;
111
112protected:
119
122
126
127private:
129 void operator=(const vtkEqualizerContextItem&) = delete;
130
131 class vtkInternal;
132 vtkInternal* Internal;
133};
134
135#endif
provides a brush that fills shapes drawn by vtkContext2D.
Definition vtkBrush.h:41
Class for drawing 2D primitives to a graphical context.
vtkContextItem()=default
data structure to represent mouse events.
all children of this item are transformed by the vtkTransform2D of this item.
bool Paint(vtkContext2D *painter) override
Paint event for the item, called whenever the item needs to be drawn.
std::string GetPoints() const
~vtkEqualizerContextItem() override
static vtkEqualizerContextItem * New()
bool MouseEnterEvent(const vtkContextMouseEvent &mouse) override
Mouse enter event.
void SetPoints(const std::string &points)
Set / Get anchor points in the following format "P1x,P1y;P2x,P2y; ... PNx,PNy;" where X denotes the f...
bool MouseMoveEvent(const vtkContextMouseEvent &mouse) override
Mouse move event.
bool MouseLeaveEvent(const vtkContextMouseEvent &mouse) override
Mouse leave event.
bool Hit(const vtkContextMouseEvent &mouse) override
Return true if the supplied x, y coordinate is inside the item.
bool MouseButtonReleaseEvent(const vtkContextMouseEvent &mouse) override
Mouse button release event.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
bool MouseButtonPressEvent(const vtkContextMouseEvent &mouse) override
Mouse button down event Return true if the item holds the event, false if the event can be propagated...
a simple class to control print indentation
Definition vtkIndent.h:40
Allocate and hold a VTK object.
Definition vtkNew.h:62
provides a pen that draws the outlines of shapes drawn by vtkContext2D.
Definition vtkPen.h:40