private void Timer_Tick(object sender, object e)
{
while (command != DisplayCommands.noCommand)
{
DisplayCommands currentCommand;
// copy the flag and clear it
// Lock this action so that in interrupt from the pins
// won't cause us to miss a command
lock (this)
{
currentCommand = command;
command = DisplayCommands.noCommand;
}
switch (currentCommand)
{
case DisplayCommands.ClearScreen:
manager.ClearDisplay();
break;
case DisplayCommands.NextColour:
manager.NextColor();
break;
case DisplayCommands.NextLogo:
manager.NextLogo();
break;
case DisplayCommands.RandomLogo:
manager.RandomImages(10);
break;
}
}
}
/**
* Method: cmdDisplayCmd
* Access: private
* @return: string
* @param: string[] args
* Description: Look up Display object by ZoneID and send DisplayCommand from enum lookup
*/
private string cmdDisplayCmd(string[] args)
{
// arg[0] = ZoneID
// arg[1] = DisplayCommands enum
string msg = "";
if (args.Length >= 2)
{
ushort zid = ushort.Parse(args[0]);
if (Core.Zones.ContainsKey(zid))
{
Zone zn = Core.Zones[zid];
if (zn.hasDisplay)
{
try {
DisplayCommands cmd = (DisplayCommands)Enum.Parse(typeof(DisplayCommands), args[1], true);
if (Enum.IsDefined(typeof(DisplayCommands), cmd))
{
zn.display.DisplayCommandPulse((ushort)cmd);
msg = "Display Command Sent: " + args[1] + "\r\n";;
}
}
catch (ArgumentException) {
msg = String.Format("Unknown Display Command {0}\r\n", args[1]);
}
}
else
{
msg = "Zone " + zid + " does not have a registered display.\r\n";
}
}
else
{
msg = "Invalid ZoneID: " + zid + "\r\n";
}
}
else
{
msg = "Incorrect number of arguments: displayCmd (ZoneID) (DisplayCommand)\r\n";
}
return(msg);
}
