AFV initial commit

src/blackcore/afv/audio/callsigndelaycache.cpp

@@ -0,0 +1,67 @@
+#include "callsigndelaycache.h"
+
+void CallsignDelayCache::initialise(const QString &callsign)
+{
+    if (!m_delayCache.contains(callsign))
+        m_delayCache[callsign] = delayDefault;
+
+    if (!successfulTransmissionsCache.contains(callsign))
+        successfulTransmissionsCache[callsign] = 0;
+}
+
+int CallsignDelayCache::get(const QString &callsign)
+{
+    return m_delayCache[callsign];
+}
+
+void CallsignDelayCache::underflow(const QString &callsign)
+{
+    if (!successfulTransmissionsCache.contains(callsign))
+        return;
+
+    successfulTransmissionsCache[callsign] = 0;
+    increaseDelayMs(callsign);
+}
+
+void CallsignDelayCache::success(const QString &callsign)
+{
+    if (!successfulTransmissionsCache.contains(callsign))
+        return;
+
+    successfulTransmissionsCache[callsign]++;
+    if (successfulTransmissionsCache[callsign] > 5)
+    {
+        decreaseDelayMs(callsign);
+        successfulTransmissionsCache[callsign] = 0;
+    }
+}
+
+void CallsignDelayCache::increaseDelayMs(const QString &callsign)
+{
+    if (!m_delayCache.contains(callsign))
+        return;
+
+    m_delayCache[callsign] += delayIncrement;
+    if (m_delayCache[callsign] > delayMax)
+    {
+        m_delayCache[callsign] = delayMax;
+    }
+}
+
+void CallsignDelayCache::decreaseDelayMs(const QString &callsign)
+{
+    if (!m_delayCache.contains(callsign))
+        return;
+
+    m_delayCache[callsign] -= delayIncrement;
+    if (m_delayCache[callsign] < delayMin)
+    {
+        m_delayCache[callsign] = delayMin;
+    }
+}
+
+CallsignDelayCache &CallsignDelayCache::instance()
+{
+    static CallsignDelayCache cache;
+    return cache;
+}