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39 | |
40 | #include "private/qanimationgroupjob_p.h" |
41 | |
42 | QT_BEGIN_NAMESPACE |
43 | |
44 | QAnimationGroupJob::QAnimationGroupJob() |
45 | : QAbstractAnimationJob(), m_firstChild(nullptr), m_lastChild(nullptr) |
46 | { |
47 | m_isGroup = true; |
48 | } |
49 | |
50 | void QAnimationGroupJob::ungroupChild(QAbstractAnimationJob *animation) |
51 | { |
52 | Q_ASSERT(animation); |
53 | Q_ASSERT(animation->m_group == this); |
54 | QAbstractAnimationJob *prev = animation->previousSibling(); |
55 | QAbstractAnimationJob *next = animation->nextSibling(); |
56 | |
57 | if (prev) |
58 | prev->m_nextSibling = next; |
59 | else |
60 | m_firstChild = next; |
61 | |
62 | if (next) |
63 | next->m_previousSibling = prev; |
64 | else |
65 | m_lastChild = prev; |
66 | |
67 | animation->m_previousSibling = nullptr; |
68 | animation->m_nextSibling = nullptr; |
69 | |
70 | animation->m_group = nullptr; |
71 | } |
72 | |
73 | void QAnimationGroupJob::handleAnimationRemoved(QAbstractAnimationJob *animation) |
74 | { |
75 | resetUncontrolledAnimationFinishTime(anim: animation); |
76 | if (!firstChild()) { |
77 | m_currentTime = 0; |
78 | stop(); |
79 | } |
80 | } |
81 | |
82 | QAnimationGroupJob::~QAnimationGroupJob() |
83 | { |
84 | while (QAbstractAnimationJob *animation = firstChild()) { |
85 | ungroupChild(animation); |
86 | handleAnimationRemoved(animation); |
87 | delete animation; |
88 | } |
89 | } |
90 | |
91 | void QAnimationGroupJob::topLevelAnimationLoopChanged() |
92 | { |
93 | for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) |
94 | animation->fireTopLevelAnimationLoopChanged(); |
95 | } |
96 | |
97 | void QAnimationGroupJob::appendAnimation(QAbstractAnimationJob *animation) |
98 | { |
99 | if (QAnimationGroupJob *oldGroup = animation->m_group) |
100 | oldGroup->removeAnimation(animation); |
101 | |
102 | Q_ASSERT(!animation->previousSibling() && !animation->nextSibling()); |
103 | |
104 | if (m_lastChild) |
105 | m_lastChild->m_nextSibling = animation; |
106 | else |
107 | m_firstChild = animation; |
108 | animation->m_previousSibling = m_lastChild; |
109 | m_lastChild = animation; |
110 | |
111 | animation->m_group = this; |
112 | animationInserted(animation); |
113 | } |
114 | |
115 | void QAnimationGroupJob::prependAnimation(QAbstractAnimationJob *animation) |
116 | { |
117 | if (QAnimationGroupJob *oldGroup = animation->m_group) |
118 | oldGroup->removeAnimation(animation); |
119 | |
120 | Q_ASSERT(!previousSibling() && !nextSibling()); |
121 | |
122 | if (m_firstChild) |
123 | m_firstChild->m_previousSibling = animation; |
124 | else |
125 | m_lastChild = animation; |
126 | animation->m_nextSibling = m_firstChild; |
127 | m_firstChild = animation; |
128 | |
129 | animation->m_group = this; |
130 | animationInserted(animation); |
131 | } |
132 | |
133 | void QAnimationGroupJob::removeAnimation(QAbstractAnimationJob *animation) |
134 | { |
135 | QAbstractAnimationJob *prev = animation->previousSibling(); |
136 | QAbstractAnimationJob *next = animation->nextSibling(); |
137 | ungroupChild(animation); |
138 | animationRemoved(animation, prev, next); |
139 | } |
140 | |
141 | void QAnimationGroupJob::clear() |
142 | { |
143 | while (QAbstractAnimationJob *child = firstChild()) { |
144 | removeAnimation(animation: child); |
145 | delete child; |
146 | } |
147 | m_firstChild = nullptr; |
148 | m_lastChild = nullptr; |
149 | } |
150 | |
151 | void QAnimationGroupJob::resetUncontrolledAnimationsFinishTime() |
152 | { |
153 | for (QAbstractAnimationJob *animation = firstChild(); animation; animation = animation->nextSibling()) { |
154 | if (animation->duration() == -1 || animation->loopCount() < 0) { |
155 | resetUncontrolledAnimationFinishTime(anim: animation); |
156 | } |
157 | } |
158 | } |
159 | |
160 | void QAnimationGroupJob::resetUncontrolledAnimationFinishTime(QAbstractAnimationJob *anim) |
161 | { |
162 | setUncontrolledAnimationFinishTime(anim, time: -1); |
163 | } |
164 | |
165 | void QAnimationGroupJob::setUncontrolledAnimationFinishTime(QAbstractAnimationJob *anim, int time) |
166 | { |
167 | anim->m_uncontrolledFinishTime = time; |
168 | } |
169 | |
170 | void QAnimationGroupJob::uncontrolledAnimationFinished(QAbstractAnimationJob *animation) |
171 | { |
172 | Q_UNUSED(animation); |
173 | } |
174 | |
175 | void QAnimationGroupJob::animationRemoved(QAbstractAnimationJob* anim, QAbstractAnimationJob* , QAbstractAnimationJob* ) |
176 | { |
177 | handleAnimationRemoved(animation: anim); |
178 | } |
179 | |
180 | void QAnimationGroupJob::debugChildren(QDebug d) const |
181 | { |
182 | int indentLevel = 1; |
183 | const QAnimationGroupJob *group = this; |
184 | while ((group = group->m_group)) |
185 | ++indentLevel; |
186 | |
187 | QByteArray ind(indentLevel, ' '); |
188 | for (QAbstractAnimationJob *child = firstChild(); child; child = child->nextSibling()) |
189 | d << "\n" << ind.constData() << child; |
190 | } |
191 | |
192 | QT_END_NAMESPACE |
193 | |