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qquickparticlegroup_p.h

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1 /**************************************************************************** -

2 ** -

4 ** Contact: https://www.qt.io/licensing/ -

5 ** -

6 ** This file is part of the QtQuick module of the Qt Toolkit. -

7 ** -

8 ** $QT_BEGIN_LICENSE:LGPL$ -

9 ** Commercial License Usage -

10 ** Licensees holding valid commercial Qt licenses may use this file in -

11 ** accordance with the commercial license agreement provided with the -

12 ** Software or, alternatively, in accordance with the terms contained in -

13 ** a written agreement between you and The Qt Company. For licensing terms -

14 ** and conditions see https://www.qt.io/terms-conditions. For further -

15 ** information use the contact form at https://www.qt.io/contact-us. -

16 ** -

17 ** GNU Lesser General Public License Usage -

18 ** Alternatively, this file may be used under the terms of the GNU Lesser -

19 ** General Public License version 3 as published by the Free Software -

20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the -

21 ** packaging of this file. Please review the following information to -

22 ** ensure the GNU Lesser General Public License version 3 requirements -

23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -

24 ** -

25 ** GNU General Public License Usage -

26 ** Alternatively, this file may be used under the terms of the GNU -

27 ** General Public License version 2.0 or (at your option) the GNU General -

28 ** Public license version 3 or any later version approved by the KDE Free -

29 ** Qt Foundation. The licenses are as published by the Free Software -

30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -

31 ** included in the packaging of this file. Please review the following -

32 ** information to ensure the GNU General Public License requirements will -

33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and -

34 ** https://www.gnu.org/licenses/gpl-3.0.html. -

35 ** -

36 ** $QT_END_LICENSE$ -

37 ** -

38 ****************************************************************************/ -

39 #ifndef QQuickPARTICLEGROUP -

40 #define QQuickPARTICLEGROUP -

41 -

42 // -

43 // W A R N I N G -

44 // ------------- -

45 // -

46 // This file is not part of the Qt API. It exists purely as an -

47 // implementation detail. This header file may change from version to -

48 // version without notice, or even be removed. -

49 // -

50 // We mean it. -

51 // -

52 #include <private/qquickspriteengine_p.h> -

53 #include "qquickparticlesystem_p.h" -

54 #include "qqmlparserstatus.h" -

55 -

56 QT_BEGIN_NAMESPACE -

57 -

58 class QQuickParticleGroup : public QQuickStochasticState, public QQmlParserStatus -

59 { -

60 Q_OBJECT -

61 //### Would setting limits per group be useful? Or clutter the API? -

62 //Q_PROPERTY(int maximumAlive READ maximumAlive WRITE setMaximumAlive NOTIFY maximumAliveChanged) -

63 -

64 Q_PROPERTY(QQuickParticleSystem* system READ system WRITE setSystem NOTIFY systemChanged) -

65 -

66 //Intercept children requests and assign to the group & system -

67 Q_PROPERTY(QQmlListProperty<QObject> particleChildren READ particleChildren DESIGNABLE false)//### Hidden property for in-state system definitions - ought not to be used in actual "Sprite" states -

68 Q_CLASSINFO("DefaultProperty", "particleChildren") -

69 Q_INTERFACES(QQmlParserStatus) -

70 -

71 public: -

72 explicit QQuickParticleGroup(QObject* parent = 0); -

73 -

74 QQmlListProperty<QObject> particleChildren(); -

75 -

76 int maximumAlive() const -

77 { -

return m_maximumAlive;

never executed: return m_maximumAlive;

79 } -

80 -

81 QQuickParticleSystem* system() const -

82 { -

return m_system;

never executed: return m_system;

84 } -

85 -

86 public Q_SLOTS: -

87 -

88 void setMaximumAlive(int arg) -

89 { -

if (m_maximumAlive != arg) {

m_maximumAlive != arg	Description
TRUE	never evaluated
FALSE	never evaluated

91 m_maximumAlive = arg; -

92 Q_EMIT maximumAliveChanged(arg); -

}

never executed: end of block

}

never executed: end of block

95 -

96 void setSystem(QQuickParticleSystem* arg); -

97 -

98 void delayRedirect(QObject* obj); -

99 -

100 Q_SIGNALS: -

101 -

102 void maximumAliveChanged(int arg); -

103 -

104 void systemChanged(QQuickParticleSystem* arg); -

105 -

106 protected: -

107 void componentComplete() override; -

108 void classBegin() override {} -

109 -

110 private: -

111 -

112 void performDelayedRedirects(); -

113 -

114 int m_maximumAlive; -

115 QQuickParticleSystem* m_system; -

116 QList<QObject*> m_delayedRedirects; -

117 }; -

118 -

119 QT_END_NAMESPACE -

120 -

121 #endif -

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