blob: 28be5e3d9263ab5843d5ff02df06de34fda38dfe (
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
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
#ifndef TRAILSEMITTER_H
#define TRAILSEMITTER_H
#include <QtCore>
#include <QtGui>
#include "particleemitter.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Declarative)
class ParticleTrailsMaterial;
class GeometryNode;
class TrailsEmitter : public ParticleEmitter
{
Q_OBJECT
Q_PROPERTY(qreal speedFromMovement READ speedFromMovement WRITE setSpeedFromMovement NOTIFY speedFromMovementChanged)
public:
explicit TrailsEmitter(QSGItem* parent=0);
virtual ~TrailsEmitter(){}
virtual void emitWindow(int timeStamp);
qreal speedFromMovement() const { return m_speed_from_movement; }
void setSpeedFromMovement(qreal s);
qreal renderOpacity() const { return m_render_opacity; }
signals:
void speedFromMovementChanged();
public slots:
public:
virtual void reset();
protected:
private:
qreal m_speed_from_movement;
// derived values...
int m_particle_count;
bool m_reset_last;
qreal m_last_timestamp;
int m_last_particle;
QPointF m_last_emitter;
QPointF m_last_last_emitter;
QPointF m_last_last_last_emitter;
qreal m_render_opacity;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // TRAILSEMITTER_H
|