public int getValueInSamples()
{
// retrieve the value as integer
int val = value;
int intSamples = 0;
// check if the unit is set in seconds
if (unit == Parameters.Units.Seconds)
{
// flagged as seconds
// convert, check rounding
double samples = SampleConversion.timeToSamplesAsDouble(val); // conversion result as double, no rounding before
intSamples = (int)Math.Round(samples);
if (samples != intSamples)
{
// message
logger.Warn("Value for parameter '" + this.Name + "' (parameter set: '" + this.getParentSetName() + "') was retrieved in number of samples (" + val + "s * " + SampleConversion.sampleRate() + "Hz), but has been rounded from " + samples + " samples to " + intSamples + " samples");
}
// convert and return
return(intSamples);
}
else
{
// not flagged as seconds
// assume the value is in samples and return the value
return(val);
}
}
public static Bitmap ConvertSampleToBitmap(Sample sample)
{
SampleConversion convertor = new SampleConversion();
Bitmap bmp = null;
convertor.ConvertToPicture(sample, ref bmp);
return(bmp);
}
protected Bitmap ConvertSampleToBitmap(Sample sample)
{
var convertor = new SampleConversion(); // Create a sample convertor.
Bitmap bitmap = null; // TODO: the size doesn't matter
convertor.ConvertToPicture(sample, ref bitmap); // TODO: return bitmap as a result
return(bitmap);
}
protected Bitmap ConvertSampleToBitmap(Sample Sample)
{
/* TODO: Create a Convertor which will return a bitmap no matter the size */
SampleConversion Convertor = new SampleConversion();
Bitmap bitmap = null;
Convertor.ConvertToPicture(Sample, ref bitmap);
return(bitmap);
}
public void CreateBitmapFile(string pathToSaveBitmapTo)
{
if (_sample == null)
{
throw new NullReferenceException("_sample");
}
var sampleConvertor = new SampleConversion();
Bitmap bitmap = null;
sampleConvertor.ConvertToPicture(_sample, ref bitmap);
bitmap.Save(pathToSaveBitmapTo);
}
public int[] getValueInSamples()
{
// create an array of values (in samples) to return
int[] retValues = new int[values.Length];
// loop through the array
for (int i = 0; i < retValues.Length; i++)
{
// retrieve the value
double val = values[i];
int intSamples = 0;
// check if the unit is set in seconds
if (units[i] == Parameters.Units.Seconds)
{
// flagged as seconds
// convert, check rounding
double samples = SampleConversion.timeToSamplesAsDouble(val); // conversion result as double, no rounding before
intSamples = (int)Math.Round(samples);
if (samples != intSamples)
{
// message
logger.Warn("Value in parameter '" + this.Name + "' (parameter set: '" + this.getParentSetName() + "') was retrieved in number of samples (" + val + "s * " + SampleConversion.sampleRate() + "Hz), but has been rounded from " + samples + " sample(s) to " + intSamples + " sample(s)");
}
}
else
{
// not flagged as seconds
// convert double to int, check rounding
intSamples = (int)Math.Round(val);
if (val != intSamples)
{
// message
logger.Warn("Value in parameter '" + this.Name + "' (parameter set: '" + this.getParentSetName() + "') was retrieved in number of samples, but has been rounded from " + val + " sample(s) to " + intSamples + " samples");
}
}
retValues[i] = intSamples;
}
// return number of samples
return(retValues);
}
public int[][] getValueInSamples(int[] ignoreColumns)
{
// create an matrix of values (in samples) to return
int[][] retValues = new int[values.Length][];
// loop through the columns
for (int c = 0; c < units.Length; c++)
{
// check if column should be ignored, if so skip
if (ignoreColumns != null && ignoreColumns.Length > 0)
{
bool ignoreColumn = false;
for (int j = 0; j < ignoreColumns.Length; j++)
{
if (c == ignoreColumns[j])
{
ignoreColumn = true;
break;
}
}
if (ignoreColumn)
{
continue;
}
}
// create array of values (in samples) for this column
retValues[c] = new int[values[c].Length];
// loop through the rows
for (int r = 0; r < values[c].Length; r++)
{
// retrieve the value
int val = values[c][r];
int intSamples = 0;
// check if the unit is set in seconds
if (units[c][r] == Parameters.Units.Seconds)
{
// flagged as seconds
// convert, check rounding
double samples = SampleConversion.timeToSamplesAsDouble(val); // conversion result as double, no rounding before
intSamples = (int)Math.Round(samples);
if (samples != intSamples)
{
// message
logger.Warn("Value in parameter '" + this.Name + "' (parameter set: '" + this.getParentSetName() + "') was retrieved in number of samples (" + val + "s * " + SampleConversion.sampleRate() + "Hz), but has been rounded from " + samples + " samples to " + intSamples + " samples");
}
// set the rounded value
retValues[c][r] = intSamples;
}
else
{
// not flagged as seconds
// assume the value is in samples and set the value
retValues[c][r] = val;
}
}
}
// return number of samples
return(retValues);
}
// set state of task to given state
private void setState(TaskStates state)
{
// check if there is a view to modify
if (view == null)
{
return;
}
// transfer state
taskState = state;
// perform initial actions for new state
switch (taskState)
{
case TaskStates.Start:
// set text to display
view.setText(startText);
// feedback to user
//logger.Debug("Participant is waiting for task to begin.");
// log event participant is waiting
Data.logEvent(2, "WaitPresented", CLASS_NAME);
// initialize wait counter, determining how long this state will last
waitCounter = firstSequenceWait;
break;
case TaskStates.Run:
// show stimulus
setStimulus();
break;
case TaskStates.Wait:
// set text to display
view.setText(waitText);
// feedback to user
//logger.Debug("Participant is waiting for next stimulus.");
// log event participant is waiting
Data.logEvent(2, "WaitPresented", CLASS_NAME);
break;
case TaskStates.Pause:
// set text to display
view.setText("Task paused.");
// feedback to user
//logger.Debug("Task paused.");
// log event task is paused
Data.logEvent(2, "TaskPause", CLASS_NAME);
break;
case TaskStates.End:
// set text to display
view.setText(endText);
// feedback to user
//logger.Debug("Task finished.");
// reset all relevant variables in case task is restarted
currentStimulus = stimulusCounter = 0;
currentRepetition = 1;
stimulusRemainingTime = -1;
// wait for two seconds
waitCounter = SampleConversion.timeToSamples(2);
break;
default:
// message
logger.Error("Non-existing task state selected. Task will be stopped. Check code.");
// stop the task
stop();
break;
}
}
