1 files changed, 142 insertions, 0 deletions
diff --git a/radio/RadioClient.cpp b/radio/RadioClient.cpp
new file mode 100644
index 0000000..a142d22
--- /dev/null
+++ b/radio/RadioClient.cpp
@@ -0,0 +1,142 @@
+/*
+ * Copyright (C) 2018-2020,2022 Konsulko Group
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <QDebug>
+#include "RadioClient.h"
+#include "RadioGrpcClient.h"
+
+RadioClient::RadioClient(QQmlContext *context, QObject * parent) :
+	QObject(parent),
+	m_band(1),
+	m_frequency(0),
+	m_minFrequency(0),
+	m_maxFrequency(0),
+	m_playing(false),
+	m_scanning(false)
+{
+	m_radio = new RadioGrpcClient(this);
+
+	if (m_radio) {
+		m_radio->GetBandParameters(m_band, m_minFrequency, m_maxFrequency, m_frequencyStep);
+		emit minFrequencyChanged(m_minFrequency);
+		emit maxFrequencyChanged(m_maxFrequency);
+		emit frequencyStepChanged(m_frequencyStep);
+
+		// Handle start up
+		if (!m_frequency) {
+			m_frequency = m_minFrequency;
+			emit frequencyChanged(m_frequency);
+		}
+	}
+}
+
+RadioClient::~RadioClient()
+{
+	delete m_radio;
+}
+
+void RadioClient::setBand(int band)
+{
+	if (m_radio)
+		m_radio->SetBand(band);
+}
+
+void RadioClient::setFrequency(int frequency)
+{
+	if (!m_radio)
+		return;
+
+	m_radio->SetFrequency(frequency);
+
+	// To improve UI responsiveness, signal the change here immediately
+	// This fixes visual glitchiness in the slider caused by the frequency
+	// update event taking long enough that the QML engine gets a chance
+	// to update the slider with the current value before the event with
+	// the new value comes.
+	m_frequency = frequency;
+	emit frequencyChanged(m_frequency);
+}
+
+// control related methods
+
+void RadioClient::start()
+{
+	if (m_radio)
+		m_radio->Start();
+}
+
+void RadioClient::stop()
+{
+	if (m_radio)
+		m_radio->Stop();
+}
+
+void RadioClient::scanForward()
+{
+	if (!m_radio || m_scanning)
+		return;
+
+    	m_radio->ScanForward();
+
+	m_scanning = true;
+	emit scanningChanged(m_scanning);
+}
+
+void RadioClient::scanBackward()
+{
+	if (!m_radio || m_scanning)
+		return;
+
+    	m_radio->ScanBackward();
+
+	m_scanning = true;
+	emit scanningChanged(m_scanning);
+}
+
+void RadioClient::scanStop()
+{
+	if (m_radio)
+		m_radio->ScanStop();
+
+	m_scanning = false;
+	emit scanningChanged(m_scanning);
+}
+
+void RadioClient::updateBand(int band)
+{
+	m_band = band;
+	emit bandChanged(m_band);
+}
+
+void RadioClient::updateFrequency(int frequency)
+{
+	m_frequency = frequency;
+	emit frequencyChanged(m_frequency);
+}
+
+void RadioClient::updatePlaying(bool status)
+{
+	m_playing = status;
+	emit playingChanged(m_playing);
+}
+
+void RadioClient::updateScanning(int station_found)
+{
+	if (station_found && m_scanning) {
+		m_scanning = false;
+		emit scanningChanged(m_scanning);
+	}
+}