1 files changed, 35 insertions, 0 deletions
diff --git a/examples/demos/robotarm/Backend/animatedparam.cpp b/examples/demos/robotarm/Backend/animatedparam.cpp
new file mode 100644
index 00000000..e72678e3
--- /dev/null
+++ b/examples/demos/robotarm/Backend/animatedparam.cpp
@@ -0,0 +1,35 @@
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "animatedparam.h"
+
+#include <QVariantAnimation>
+
+AnimatedParam::AnimatedParam(QObject *parent) : QVariantAnimation(parent)
+{
+    setDuration(1500);
+    setEasingCurve(QEasingCurve::InOutCubic);
+
+    connect(this, &QVariantAnimation::valueChanged, this, &AnimatedParam::valueChanged);
+    connect(this, &QAbstractAnimation::stateChanged, this, [this](QAbstractAnimation::State newState, QAbstractAnimation::State) {
+        m_isRunning = (newState == QAbstractAnimation::Running);
+    });
+}
+
+int AnimatedParam::value() const
+{
+    return currentValue().toInt();
+}
+
+void AnimatedParam::setValue(int newValue)
+{
+    stop();
+    setStartValue(value());
+    setEndValue(newValue);
+    start();
+}
+
+bool AnimatedParam::isRunning() const
+{
+    return m_isRunning;
+}