blob: 397865d456acd830e62fe6c7350faa75ef9a111f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
#ifndef INTERACTIONCANVAS_H
#define INTERACTIONCANVAS_H
#include <QLabel>
#include <QDebug>
#include <QMouseEvent>
#include <QList>
#include <QPoint>
#include <QPainter>
#include "line.h"
#include "rectangle.h"
#include "ellipse.h"
#include "polygon.h"
class InteractionCanvas : public QLabel
{
public:
InteractionCanvas(QWidget *parent);
~InteractionCanvas();
void addLine();
void addRectangle();
void addEllipse();
void addPolygon();
protected:
void mouseMoveEvent(QMouseEvent *mouseEvent);
void mousePressEvent(QMouseEvent *mouseEvent);
void mouseReleaseEvent(QMouseEvent *mouseEvent);
void keyPressEvent(QKeyEvent *keyEvent);
void keyReleaseEvent(QKeyEvent *keyEvent);
private:
void changeSelectedLine(Line *newSelectedLine);
void addNewLine(Line *newLine);
QList<Line *> m_Lines;
Line *m_NewLine;
Line *m_SelectedLine;
QPoint m_MousePressPoint;
QPoint m_MouseReleasePoint;
QPoint m_LastMousePosition;
protected:
void paintEvent(QPaintEvent *paintEvent);
};
#endif // INTERACTIONCANVAS_H
|
