1 files changed, 87 insertions, 0 deletions
diff --git a/src/tools/qml2puppet/qml2puppet/instances/animationdriver.h b/src/tools/qml2puppet/qml2puppet/instances/animationdriver.h
new file mode 100644
index 0000000000..8b945dc725
--- /dev/null
+++ b/src/tools/qml2puppet/qml2puppet/instances/animationdriver.h
@@ -0,0 +1,87 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0 WITH Qt-GPL-exception-1.0
+
+#pragma once
+
+#include <qabstractanimation.h>
+#include <QtCore/qbasictimer.h>
+#include <QtCore/qelapsedtimer.h>
+#include <QtCore/qmath.h>
+
+class AnimationDriver : public QAnimationDriver
+{
+    Q_OBJECT
+public:
+    AnimationDriver(QObject *parent = nullptr);
+    ~AnimationDriver();
+    void timerEvent(QTimerEvent *e) override;
+    void setInterval(int interval)
+    {
+        m_interval = qBound(1, interval, 60);
+    }
+    int interval() const
+    {
+        return m_interval;
+    }
+    void reset()
+    {
+        m_elapsedTimer.invalidate();
+        m_pauseBegin = 0;
+        m_pauseTime = 0;
+        m_elapsed = 0;
+        m_seekerElapsed = 0;
+        stopTimer();
+    }
+    void restart()
+    {
+        m_pauseTime = 0;
+        m_elapsed = 0;
+        m_seekerElapsed = 0;
+        startTimer();
+    }
+    void pause()
+    {
+        m_pauseBegin = m_elapsedTimer.elapsed();
+        stopTimer();
+    }
+    void play()
+    {
+        if (m_elapsedTimer.isValid())
+            m_pauseTime += m_elapsedTimer.elapsed() - m_pauseBegin;
+        startTimer();
+    }
+    qint64 elapsed() const override
+    {
+        return m_elapsed + m_seekerElapsed - m_pauseTime;
+    }
+    void setSeekerPosition(int position);
+    void setSeekerEnabled(bool enable)
+    {
+        m_seekerEnabled = enable;
+    }
+    bool isSeekerEnabled() const
+    {
+        return m_seekerEnabled;
+    }
+    bool isAnimating() const
+    {
+        return (!m_seekerEnabled && m_timer.isActive()) || (m_seekerEnabled && m_delta && m_seekerPos);
+    }
+Q_SIGNALS:
+    void advanced();
+
+private:
+    Q_SLOT void startTimer();
+    Q_SLOT void stopTimer();
+
+    QBasicTimer m_timer;
+    QElapsedTimer m_elapsedTimer;
+    int m_interval = 16;
+    int m_seekerPos = 0;
+    bool m_seekerEnabled = false;
+    qint64 m_elapsed = 0;
+    qint64 m_seekerElapsed = 0;
+    qint64 m_delta = 0;
+    qint64 m_pauseTime = 0;
+    qint64 m_pauseBegin = 0;
+};