private void InitLoad()
{
_last = new Point3D();
_minpt = new Point3D() { X = int.MaxValue, Y = int.MaxValue };
_maxpt = new Point3D() { X = int.MinValue, Y = int.MinValue };
_stream = new CommandStream();
_IsPenUp = true;
_color = Color.Black;
}
public virtual bool ReadFrom(CommandStream stream)
{
Point3D ep = new Point3D();
if (stream.NextChar == '.')
{
stream.Next();
SubCode = stream.GetInt().ToString();
}
if (PositionValid)
{
while (true)
{
switch (stream.SkipSpacesToUpper())
{
case 'X': ep.X = ReadVariable(stream, stream.NextCharToUpper, false); break;
case 'Y': ep.Y = ReadVariable(stream, stream.NextCharToUpper, false); break;
case 'Z': ep.Z = ReadVariable(stream, stream.NextCharToUpper, false); break;
case 'F': ReadVariable(stream, stream.NextCharToUpper, true); break;
case 'R':
case 'I':
case 'J':
case 'K': ReadVariable(stream,stream.NextCharToUpper, false); break;
default:
{
ReadFromToEnd(stream);
return true;
}
}
}
}
else
{
ReadFromToEnd(stream);
}
return true;
}
protected double? ReadVariable(CommandStream stream, char param, bool allow)
{
stream.Next();
stream.SkipSpaces();
if (stream.NextChar == '#')
{
stream.Next();
var paramNr = stream.GetInt();
AddVariableParam(param,paramNr.ToString());
return 0;
}
stream.SkipSpaces();
if (stream.IsInt())
{
var val = stream.GetDouble();
AddVariable(param, val);
return val;
}
else
{
AddVariableNoValue(param);
return null;
}
}
private void ReadFromToEnd(CommandStream stream)
{
GCodeAdd = "";
while (!stream.IsEOF())
{
GCodeAdd += stream.NextChar;
stream.Next();
}
}