summaryrefslogtreecommitdiffstats
path: root/examples/animation/stickman/animation.cpp
diff options
context:
space:
mode:
authorAlexis Menard <alexis.menard@nokia.com>2009-04-17 14:06:06 (GMT)
committerAlexis Menard <alexis.menard@nokia.com>2009-04-17 14:06:06 (GMT)
commitf15b8a83e2e51955776a3f07cb85ebfc342dd8ef (patch)
treec5dc684986051654898db11ce73e03b9fec8db99 /examples/animation/stickman/animation.cpp
downloadQt-f15b8a83e2e51955776a3f07cb85ebfc342dd8ef.zip
Qt-f15b8a83e2e51955776a3f07cb85ebfc342dd8ef.tar.gz
Qt-f15b8a83e2e51955776a3f07cb85ebfc342dd8ef.tar.bz2
Initial import of statemachine branch from the old kinetic repository
Diffstat (limited to 'examples/animation/stickman/animation.cpp')
-rw-r--r--examples/animation/stickman/animation.cpp152
1 files changed, 152 insertions, 0 deletions
diff --git a/examples/animation/stickman/animation.cpp b/examples/animation/stickman/animation.cpp
new file mode 100644
index 0000000..998632a
--- /dev/null
+++ b/examples/animation/stickman/animation.cpp
@@ -0,0 +1,152 @@
+#include "animation.h"
+
+#include <QPointF>
+#include <QIODevice>
+#include <QDataStream>
+
+class Frame
+{
+public:
+ Frame() {
+ }
+
+ int nodeCount() const
+ {
+ return m_nodePositions.size();
+ }
+
+ void setNodeCount(int nodeCount)
+ {
+ while (nodeCount > m_nodePositions.size())
+ m_nodePositions.append(QPointF());
+
+ while (nodeCount < m_nodePositions.size())
+ m_nodePositions.removeLast();
+ }
+
+ QPointF nodePos(int idx) const
+ {
+ return m_nodePositions.at(idx);
+ }
+
+ void setNodePos(int idx, const QPointF &pos)
+ {
+ m_nodePositions[idx] = pos;
+ }
+
+private:
+ QList<QPointF> m_nodePositions;
+};
+
+Animation::Animation()
+{
+ m_currentFrame = 0;
+ m_frames.append(new Frame);
+}
+
+Animation::~Animation()
+{
+ qDeleteAll(m_frames);
+}
+
+void Animation::setTotalFrames(int totalFrames)
+{
+ while (m_frames.size() < totalFrames)
+ m_frames.append(new Frame);
+
+ while (totalFrames < m_frames.size())
+ delete m_frames.takeLast();
+}
+
+int Animation::totalFrames() const
+{
+ return m_frames.size();
+}
+
+void Animation::setCurrentFrame(int currentFrame)
+{
+ m_currentFrame = qMax(qMin(currentFrame, totalFrames()-1), 0);
+}
+
+int Animation::currentFrame() const
+{
+ return m_currentFrame;
+}
+
+void Animation::setNodeCount(int nodeCount)
+{
+ Frame *frame = m_frames.at(m_currentFrame);
+ frame->setNodeCount(nodeCount);
+}
+
+int Animation::nodeCount() const
+{
+ Frame *frame = m_frames.at(m_currentFrame);
+ return frame->nodeCount();
+}
+
+void Animation::setNodePos(int idx, const QPointF &pos)
+{
+ Frame *frame = m_frames.at(m_currentFrame);
+ frame->setNodePos(idx, pos);
+}
+
+QPointF Animation::nodePos(int idx) const
+{
+ Frame *frame = m_frames.at(m_currentFrame);
+ return frame->nodePos(idx);
+}
+
+QString Animation::name() const
+{
+ return m_name;
+}
+
+void Animation::setName(const QString &name)
+{
+ m_name = name;
+}
+
+void Animation::save(QIODevice *device) const
+{
+ QDataStream stream(device);
+ stream << m_name;
+ stream << m_frames.size();
+ foreach (Frame *frame, m_frames) {
+ stream << frame->nodeCount();
+ for (int i=0; i<frame->nodeCount(); ++i)
+ stream << frame->nodePos(i);
+ }
+}
+
+void Animation::load(QIODevice *device)
+{
+ if (!m_frames.isEmpty())
+ qDeleteAll(m_frames);
+
+ m_frames.clear();
+
+ QDataStream stream(device);
+ stream >> m_name;
+
+ int frameCount;
+ stream >> frameCount;
+
+ for (int i=0; i<frameCount; ++i) {
+
+ int nodeCount;
+ stream >> nodeCount;
+
+ Frame *frame = new Frame;
+ frame->setNodeCount(nodeCount);
+
+ for (int j=0; j<nodeCount; ++j) {
+ QPointF pos;
+ stream >> pos;
+
+ frame->setNodePos(j, pos);
+ }
+
+ m_frames.append(frame);
+ }
+} \ No newline at end of file