Move all Control classes to src/control.

1 files changed, 83 insertions, 0 deletions

diff --git a/src/control/controlindicator.cpp b/src/control/controlindicator.cpp
new file mode 100644
index 0000000000..dde5436283
--- /dev/null
+++ b/src/control/controlindicator.cpp
@@ -0,0 +1,83 @@
+#include "control/controlindicator.h"
+#include "control/controlobjectslave.h"
+#include "util/math.h"
+
+ControlIndicator::ControlIndicator(ConfigKey key)
+        : ControlObject(key, false),
+          m_blinkValue(OFF),
+          m_nextSwitchTime(0.0) {
+    // Tick time in audio buffer resolution
+    m_pCOTGuiTickTime = new ControlObjectSlave("[Master]", "guiTickTime", this);
+    m_pCOTGuiTick50ms = new ControlObjectSlave("[Master]", "guiTick50ms", this);
+    m_pCOTGuiTick50ms->connectValueChanged(SLOT(slotGuiTick50ms(double)));
+    connect(this, SIGNAL(blinkValueChanged()),
+            this, SLOT(slotBlinkValueChanged()));
+}
+
+ControlIndicator::~ControlIndicator() {
+}
+
+void ControlIndicator::setBlinkValue(enum BlinkValue bv) {
+    if (m_blinkValue != bv) {
+        m_blinkValue = bv; // must be set at first, to avoid timer toggle
+        emit(blinkValueChanged());
+    }
+}
+
+void ControlIndicator::slotGuiTick50ms(double cpuTime) {
+    if (m_nextSwitchTime <= cpuTime) {
+        switch (m_blinkValue) {
+        case RATIO1TO1_500MS:
+            toggle(0.5);
+            break;
+        case RATIO1TO1_250MS:
+            toggle(0.25);
+            break;
+        case OFF: // fall through
+        case ON: // fall through
+        default:
+            // nothing to do
+            break;
+        }
+    }
+}
+
+void ControlIndicator::slotBlinkValueChanged() {
+    bool oldValue = toBool();
+
+    switch (m_blinkValue) {
+    case OFF:
+        if (oldValue) {
+            set(0.0);
+        }
+        break;
+    case ON:
+        if (!oldValue) {
+            set(1.0);
+        }
+        break;
+    case RATIO1TO1_500MS:
+        toggle(0.5);
+        break;
+    case RATIO1TO1_250MS:
+        toggle(0.25);
+        break;
+    default:
+        // nothing to do
+        break;
+    }
+}
+
+void ControlIndicator::toggle(double duration) {
+	double tickTime = m_pCOTGuiTickTime->get();
+	double toggles = floor(tickTime / duration);
+	bool phase = fmod(toggles, 2) >= 1;
+	bool val = toBool();
+	if(val != phase) {
+		// Out of phase, wait until we are in phase
+		m_nextSwitchTime = (toggles + 2) * duration;
+	} else {
+		m_nextSwitchTime = (toggles + 1) * duration;
+	}
+	set(val ? 0.0 : 1.0);
+}