// methods
private bool ErrorTrap(
ArrayHandleByte messageUtf8,
bool resumable)
{
if (!resumable)
{
throw new EvalErrorException(EvalErrors.eEvalErrorTrapEncountered);
}
if (!mainWindow.InvokeRequired)
{
bool resume = mainWindow.PromptResumableError(messageUtf8.strings);
if (!resume)
{
throw new EvalErrorException(EvalErrors.eEvalErrorTrapEncountered);
}
}
else
{
// UI interaction must be marshaled to the main UI thread
// (see https://msdn.microsoft.com/en-us/library/ms171728%28v=vs.80%29.aspx)
interaction = true;
MainWindow.PromptResumableErrorDelegate d
= new MainWindow.PromptResumableErrorDelegate(mainWindow.PromptResumableError);
object o = mainWindow.Invoke(d, new object[] { messageUtf8.strings });
bool resume = (bool)o;
if (!resume)
{
throw new EvalErrorException(EvalErrors.eEvalErrorTrapEncountered);
}
}
return(true);
}
private int GetWaveTableFrames(
ArrayHandleByte waveTableName)
{
string name = waveTableName.strings;
WaveTableObjectRec waveTable = mainWindow.Document.WaveTableList.Find(
delegate(WaveTableObjectRec candidate) { return(String.Equals(name, candidate.Name)); });
if (waveTable == null)
{
throw new EvalErrorException(EvalErrors.eEvalGetSampleNotDefined);
}
return(waveTable.NumFrames);
}
private ArrayHandleFloat GetSampleMonoArray(
ArrayHandleByte sampleName)
{
string name = sampleName.strings;
SampleObjectRec sample = mainWindow.Document.SampleList.Find(
delegate(SampleObjectRec candidate) { return(String.Equals(name, candidate.Name)); });
if (sample == null)
{
throw new EvalErrorException(EvalErrors.eEvalGetSampleNotDefined);
}
if (sample.NumChannels != NumChannelsType.eSampleMono)
{
throw new EvalErrorException(EvalErrors.eEvalGetSampleWrongChannelType);
}
return(new ArrayHandleFloat(sample.SampleData.CopyRawData(ChannelType.eMonoChannel)));
}
private ArrayHandleFloat LoadSampleMonoArray(
ArrayHandleByte type,
ArrayHandleByte name)
{
return(LoadSampleHelper(ChannelType.eMonoChannel, type.strings, name.strings));
}
private bool PrintString(
ArrayHandleByte text)
{
PrintStringHelper(text.strings);
return(true);
}
/* the ACTUAL array is added, so you no longer own it after this! */
public void AddArrayToStack(ArrayHandleByte value)
{
EnsureStackSize1();
ElementArray[NumElements].reference.arrayHandleByte = value;
NumElements++;
}
