//================================================================================================//
//
// process assign statement
//
//================================================================================================//
public void SH_processAssignStatement(SignalHead thisHead, SignalScripts.SCRScripts.SCRStatement thisStat,
int[] localFloats, SIGSCRfile sigscr)
{
// get term value
int tempvalue = 0;
tempvalue = SH_processSubTerm(thisHead, thisStat.StatementTerms, 0, localFloats, sigscr);
// assign value
switch (thisStat.AssignType)
{
// assign value to external float
// Possible floats :
// STATE
// DRAW_STATE
// ENABLED (not allowed for write)
// BLOCK_STATE (not allowed for write)
case (SignalScripts.SCRTermType.ExternalFloat):
SignalScripts.SCRExternalFloats FloatType = (SignalScripts.SCRExternalFloats)thisStat.AssignParameter;
switch (FloatType)
{
case SignalScripts.SCRExternalFloats.STATE:
thisHead.state = (MstsSignalAspect)tempvalue;
break;
case SignalScripts.SCRExternalFloats.DRAW_STATE:
thisHead.draw_state = tempvalue;
break;
default:
break;
}
break;
// Local float
case (SignalScripts.SCRTermType.LocalFloat):
localFloats[thisStat.AssignParameter] = tempvalue;
break;
default:
break;
}
}
//================================================================================================//
// process assign statement
//================================================================================================//
private static void ProcessAssignStatement(SignalHead head, SignalScripts.SCRScripts.SCRStatement statement, int[] localFloats)
{
// get term value
int tempvalue = ProcessSubTerm(head, statement.StatementTerms, 0, localFloats);
// assign value
switch (statement.AssignType)
{
// assign value to external float
// Possible floats :
// STATE
// DRAW_STATE
// ENABLED (not allowed for write)
// BLOCK_STATE (not allowed for write)
case (SignalScripts.SCRTermType.ExternalFloat):
SignalScripts.SCRExternalFloats floatType = (SignalScripts.SCRExternalFloats)statement.AssignParameter;
switch (floatType)
{
case SignalScripts.SCRExternalFloats.STATE:
head.SignalIndicationState = (SignalAspectState)tempvalue;
break;
case SignalScripts.SCRExternalFloats.DRAW_STATE:
head.DrawState = tempvalue;
break;
default:
break;
}
break;
// Local float
case (SignalScripts.SCRTermType.LocalFloat):
localFloats[statement.AssignParameter] = tempvalue;
break;
default:
break;
}
}
//================================================================================================//
//
// get parameter term value
//
//================================================================================================//
public static int SH_termvalue(SignalHead thisHead, SignalScripts.SCRScripts.SCRParameterType thisParameter,
int[] localFloats, SIGSCRfile sigscr)
{
int return_value = 0;
// for non-function terms only first entry is valid
switch (thisParameter.PartType)
{
// assign value to external float
// Possible floats :
// STATE
// DRAW_STATE
// ENABLED
// BLOCK_STATE
case (SignalScripts.SCRTermType.ExternalFloat):
SignalScripts.SCRExternalFloats FloatType = (SignalScripts.SCRExternalFloats)thisParameter.PartParameter;
switch (FloatType)
{
case SignalScripts.SCRExternalFloats.STATE:
return_value = (int)thisHead.state;
break;
case SignalScripts.SCRExternalFloats.DRAW_STATE:
return_value = thisHead.draw_state;
break;
case SignalScripts.SCRExternalFloats.ENABLED:
return_value = Convert.ToInt32(thisHead.mainSignal.enabled);
break;
case SignalScripts.SCRExternalFloats.BLOCK_STATE:
return_value = (int)thisHead.mainSignal.block_state();
break;
case SignalScripts.SCRExternalFloats.APPROACH_CONTROL_REQ_POSITION:
return_value = thisHead.ApproachControlLimitPositionM.HasValue ? Convert.ToInt32(thisHead.ApproachControlLimitPositionM.Value) : -1;
break;
case SignalScripts.SCRExternalFloats.APPROACH_CONTROL_REQ_SPEED:
return_value = thisHead.ApproachControlLimitSpeedMpS.HasValue ? Convert.ToInt32(thisHead.ApproachControlLimitSpeedMpS.Value) : -1;
break;
default:
break;
}
break;
// Local float
case (SignalScripts.SCRTermType.LocalFloat):
return_value = localFloats[thisParameter.PartParameter];
break;
// all others : constants
default:
return_value = thisParameter.PartParameter;
break;
}
return(return_value);
}
//================================================================================================//
// get parameter term value
//================================================================================================//
private static int TermValue(SignalHead head, SignalScripts.SCRScripts.SCRParameterType parameter, int[] localFloats)
{
int result = 0;
// for non-function terms only first entry is valid
switch (parameter.PartType)
{
// assign value to external float
// Possible floats :
// STATE
// DRAW_STATE
// ENABLED
// BLOCK_STATE
case (SignalScripts.SCRTermType.ExternalFloat):
SignalScripts.SCRExternalFloats floatType = (SignalScripts.SCRExternalFloats)parameter.PartParameter;
switch (floatType)
{
case SignalScripts.SCRExternalFloats.STATE:
result = (int)head.SignalIndicationState;
break;
case SignalScripts.SCRExternalFloats.DRAW_STATE:
result = head.DrawState;
break;
case SignalScripts.SCRExternalFloats.ENABLED:
result = Convert.ToInt32(head.MainSignal.Enabled);
break;
case SignalScripts.SCRExternalFloats.BLOCK_STATE:
result = (int)head.MainSignal.BlockState();
break;
case SignalScripts.SCRExternalFloats.APPROACH_CONTROL_REQ_POSITION:
result = head.ApproachControlLimitPositionM.HasValue ? Convert.ToInt32(head.ApproachControlLimitPositionM.Value) : -1;
break;
case SignalScripts.SCRExternalFloats.APPROACH_CONTROL_REQ_SPEED:
result = head.ApproachControlLimitSpeedMpS.HasValue ? Convert.ToInt32(head.ApproachControlLimitSpeedMpS.Value) : -1;
break;
default:
break;
}
break;
// Local float
case (SignalScripts.SCRTermType.LocalFloat):
result = localFloats[parameter.PartParameter];
break;
// all others : constants
default:
result = parameter.PartParameter;
break;
}
return(result);
}
