add screensaver and optimize performance

Signed-off-by: Peter Siegmund <developer@mars3142.org>

components/insa/src/common/InactivityTracker.cpp

@@ -0,0 +1,35 @@
+#include "common/InactivityTracker.h"
+
+InactivityTracker::InactivityTracker(uint64_t timeoutMs, std::function<void()> onTimeout)
+    : m_timeoutMs(timeoutMs), m_elapsedTime(0), m_enabled(true), m_onTimeout(onTimeout)
+{
+}
+
+void InactivityTracker::update(uint64_t dt)
+{
+    if (!m_enabled)
+        return;
+
+    m_elapsedTime += dt;
+
+    if (m_elapsedTime >= m_timeoutMs && m_onTimeout)
+    {
+        m_onTimeout();
+        m_enabled = false;
+    }
+}
+
+void InactivityTracker::reset()
+{
+    m_elapsedTime = 0;
+    m_enabled = true;
+}
+
+void InactivityTracker::setEnabled(bool enabled)
+{
+    m_enabled = enabled;
+    if (enabled)
+    {
+        reset();
+    }
+}