Dmx4LinuxPort.h

/*
 * 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 Library 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Dmx4LinuxPort.h
 * The Dmx4Linux plugin for ola
 * Copyright (C) 2006 Simon Newton
 */

#ifndef PLUGINS_DMX4LINUX_DMX4LINUXPORT_H_
#define PLUGINS_DMX4LINUX_DMX4LINUXPORT_H_

#include <string>
#include "ola/Constants.h"
#include "ola/DmxBuffer.h"
#include "plugins/dmx4linux/Dmx4LinuxDevice.h"
#include "plugins/dmx4linux/Dmx4LinuxSocket.h"

namespace ola {
namespace plugin {
namespace dmx4linux {


/*
 * A Dmx4Linux output port, we only have 1 port per device so the port id is
 * always 0.
 */
class Dmx4LinuxOutputPort: public BasicOutputPort {
 public:
 Dmx4LinuxOutputPort(Dmx4LinuxDevice *parent,
 Dmx4LinuxSocket *socket,
 int d4l_universe)
 : BasicOutputPort(parent, 0),
 m_socket(socket),
 m_d4l_universe(d4l_universe) {
 }

 bool WriteDMX(const DmxBuffer &buffer, uint8_t priority);
 string Description() const { return ""; }

 private:
 Dmx4LinuxSocket *m_socket;
 int m_d4l_universe; // dmx4linux universe that this maps to
};


/*
 * A Dmx4Linux input port, we only have 1 port per device so the port id is
 * always 0.
 */
class Dmx4LinuxInputPort: public BasicInputPort {
 public:
 explicit Dmx4LinuxInputPort(Dmx4LinuxDevice *parent,
 class PluginAdaptor *plugin_adaptor)
 : BasicInputPort(parent, 0, plugin_adaptor) {
 m_read_buffer.SetRangeToValue(0, 0, DMX_UNIVERSE_SIZE);
 }

 const DmxBuffer &ReadDMX() const;

 bool UpdateData(const uint8_t *in_buffer, unsigned int length);
 string Description() const { return ""; }

 private:
 DmxBuffer m_read_buffer;
};
} // namespace dmx4linux
} // namespace plugin
} // namespace ola
#endif // PLUGINS_DMX4LINUX_DMX4LINUXPORT_H_