Initial commit.

Common/AnnouncementUnit.cpp

@@ -0,0 +1,151 @@
+/*
+ *   Copyright (C) 2014 by Jonathan Naylor G4KLX
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "DStarDefines.h"
+#include "HeaderData.h"
+#include "AnnouncementUnit.h"
+
+#include <wx/file.h>
+
+CAnnouncementUnit::CAnnouncementUnit(IRepeaterCallback* handler, const wxString& callsign, const wxString& fileName, const wxString& name) :
+m_handler(handler),
+m_callsign(callsign),
+m_fileName(fileName),
+m_name(name),
+m_reader(NULL),
+m_status(NS_IDLE),
+m_timer(1000U, REPLY_TIME),
+m_out(0U),
+m_id(0U),
+m_time()
+{
+	wxASSERT(handler != NULL);
+
+	m_name.resize(SHORT_CALLSIGN_LENGTH, wxT(' '));
+
+	wxLogMessage(wxT("Connected '%s' to %s using file - %s"), name.c_str(), callsign.c_str(), fileName.c_str());
+}
+
+CAnnouncementUnit::~CAnnouncementUnit()
+{
+}
+
+void CAnnouncementUnit::sendAnnouncement()
+{
+	if (m_status != NS_IDLE)
+		return;
+
+	bool ret = wxFile::Exists(m_fileName.c_str());
+	if (!ret)
+		return;
+
+	m_reader = new CDVTOOLFileReader;
+
+	ret = m_reader->open(m_fileName);
+	if (!ret) {
+		delete m_reader;
+		m_reader = NULL;
+		return;
+	}
+
+	m_status = NS_WAIT;
+	m_timer.start();
+}
+
+void CAnnouncementUnit::clock(unsigned int ms)
+{
+	m_timer.clock(ms);
+
+	if (m_status == NS_WAIT && m_timer.hasExpired()) {
+		m_reader->read();		// Pop the first record off the file
+
+		m_id = CHeaderData::createId();
+
+		CHeaderData header;
+		header.setMyCall1(m_callsign);
+		header.setMyCall2(m_name);
+		header.setYourCall(wxT("CQCQCQ  "));
+		header.setId(m_id);
+
+		m_handler->process(header, DIR_INCOMING, AS_INFO);
+
+		m_timer.stop();
+
+		m_out    = 0U;
+		m_status = NS_TRANSMIT;
+
+		m_time.Start();
+
+		return;
+	}
+
+	if (m_status == NS_TRANSMIT) {
+		unsigned int needed = m_time.Time() / DSTAR_FRAME_TIME_MS;
+
+		while (m_out < needed) {
+			DVTFR_TYPE type = m_reader->read();
+			if (type != DVTFR_DATA) {
+				m_out    = 0U;
+				m_status = NS_IDLE;
+				m_timer.stop();
+				m_reader->close();
+				delete m_reader;
+				m_reader = NULL;
+				return;
+			}
+
+			CAMBEData* data = m_reader->readData();
+			data->setId(m_id);
+
+			m_out++;
+
+			m_handler->process(*data, DIR_INCOMING, AS_INFO);
+
+			bool end = data->isEnd();
+
+			delete data;
+
+			if (end) {
+				m_out    = 0U;
+				m_status = NS_IDLE;
+				m_reader->close();
+				delete m_reader;
+				m_reader = NULL;
+				m_timer.stop();
+				return;
+			}
+		}
+
+		return;
+	}
+}
+
+void CAnnouncementUnit::cancel()
+{
+	m_status = NS_IDLE;
+	m_out    = 0U;
+	m_id     = 0U;
+
+	if (m_reader != NULL) {
+		m_reader->close();
+		delete m_reader;
+		m_reader = NULL;
+	}
+
+	m_timer.stop();
+}