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50
51 #include "animation.h"
52
53 #include <QIODevice>
54 #include <QDataStream>
55
56 class Frame
57 {
58 public:
59 Frame() = default;
60
nodeCount() const61 int nodeCount() const
62 {
63 return m_nodePositions.size();
64 }
65
setNodeCount(int nodeCount)66 void setNodeCount(int nodeCount)
67 {
68 m_nodePositions.resize(nodeCount);
69 }
70
nodePos(int idx) const71 QPointF nodePos(int idx) const
72 {
73 return m_nodePositions.at(idx);
74 }
75
setNodePos(int idx,const QPointF & pos)76 void setNodePos(int idx, const QPointF &pos)
77 {
78 m_nodePositions[idx] = pos;
79 }
80
81 private:
82 QVector<QPointF> m_nodePositions;
83 };
84
Animation()85 Animation::Animation() : m_currentFrame(0)
86 {
87 m_frames.append(new Frame);
88 }
89
~Animation()90 Animation::~Animation()
91 {
92 qDeleteAll(m_frames);
93 }
94
setTotalFrames(int totalFrames)95 void Animation::setTotalFrames(int totalFrames)
96 {
97 while (m_frames.size() < totalFrames)
98 m_frames.append(new Frame);
99
100 while (totalFrames < m_frames.size())
101 delete m_frames.takeLast();
102
103 setCurrentFrame(m_currentFrame);
104 }
105
totalFrames() const106 int Animation::totalFrames() const
107 {
108 return m_frames.size();
109 }
110
setCurrentFrame(int currentFrame)111 void Animation::setCurrentFrame(int currentFrame)
112 {
113 m_currentFrame = qBound(0, currentFrame, totalFrames() - 1);
114 }
115
currentFrame() const116 int Animation::currentFrame() const
117 {
118 return m_currentFrame;
119 }
120
setNodeCount(int nodeCount)121 void Animation::setNodeCount(int nodeCount)
122 {
123 Frame *frame = m_frames.at(m_currentFrame);
124 frame->setNodeCount(nodeCount);
125 }
126
nodeCount() const127 int Animation::nodeCount() const
128 {
129 Frame *frame = m_frames.at(m_currentFrame);
130 return frame->nodeCount();
131 }
132
setNodePos(int idx,const QPointF & pos)133 void Animation::setNodePos(int idx, const QPointF &pos)
134 {
135 Frame *frame = m_frames.at(m_currentFrame);
136 frame->setNodePos(idx, pos);
137 }
138
nodePos(int idx) const139 QPointF Animation::nodePos(int idx) const
140 {
141 Frame *frame = m_frames.at(m_currentFrame);
142 return frame->nodePos(idx);
143 }
144
name() const145 QString Animation::name() const
146 {
147 return m_name;
148 }
149
setName(const QString & name)150 void Animation::setName(const QString &name)
151 {
152 m_name = name;
153 }
154
save(QIODevice * device) const155 void Animation::save(QIODevice *device) const
156 {
157 QDataStream stream(device);
158 stream << m_name;
159 stream << m_frames.size();
160 for (const Frame *frame : qAsConst(m_frames)) {
161 stream << frame->nodeCount();
162 for (int i = 0; i < frame->nodeCount(); ++i)
163 stream << frame->nodePos(i);
164 }
165 }
166
load(QIODevice * device)167 void Animation::load(QIODevice *device)
168 {
169 qDeleteAll(m_frames);
170 m_frames.clear();
171
172 QDataStream stream(device);
173 stream >> m_name;
174
175 int frameCount;
176 stream >> frameCount;
177
178 for (int i = 0; i < frameCount; ++i) {
179 int nodeCount;
180 stream >> nodeCount;
181
182 Frame *frame = new Frame;
183 frame->setNodeCount(nodeCount);
184
185 for (int j = 0; j < nodeCount; ++j) {
186 QPointF pos;
187 stream >> pos;
188 frame->setNodePos(j, pos);
189 }
190
191 m_frames.append(frame);
192 }
193 }
194