private async void FunctionPlot_Click(object sender, RoutedEventArgs e)
{
var dlg = new FunctionPlotDialog();
dlg.Owner = App.Current.MainWindow;
if (dlg.ShowDialog() == true)
{
string expression = dlg.expressionTextBox.Text;
Func <double, double?> f_unsafe;
try
{
f_unsafe = await CSharpScript.EvaluateAsync <Func <double, double?> >("x=>" + expression, ScriptOptions.Default.WithImports("System.Math"));
}
catch (CompilationErrorException error)
{
DialogUtilities.ShowSpecificPlotError("Compilation Error", error, false, "Make sure your expression is valid C#. Note that ternary operators that may return null are not supported by C# in this context. Returning double.NaN will work fine.");
return;
}
double?f_temp(double x)
{
try
{
double?y = f_unsafe(x);
if (y.HasValue && !double.IsFinite(y.Value))
{// Make sure it ain't infinity, negative infinity, NaN, etc
return(null);
}
return(f_unsafe(x));
}
catch (Exception e)
{
return(null);
}
}
Func <double, double?> f = x => f_temp(x);
PlotParameters plotParams = new PlotParameters()
{
data = f,
drawSettings = new DrawSettings()
{
type = PlotType.function,
label = "y = " + expression,
}
};
try
{
((App)App.Current).AddSeries(plotParams);
}
catch
{
DialogUtilities.ShowGenericPlotNotAddedError();
return;
}
}
}
private void LoadCSVSeries_Click(object sender, RoutedEventArgs e)
{
string plotType = ((MenuItem)e.OriginalSource).Header.ToString().ToUpperInvariant();
PlotType type = new PlotType();
switch (plotType)
{
case "SCATTER PLOT":
type = PlotType.scatter;
break;
case "SIGNAL":
type = PlotType.signal;
break;
case "BAR PLOT":
type = PlotType.bar;
break;
case "HISTOGRAM":
type = PlotType.histogram;
break;
case "BOX AND WHISKER":
type = PlotType.box_whisker;
break;
case "GROUPED BAR PLOT":
type = PlotType.bar_grouped;
break;
}
SettingsDialog settingsDialog = new SettingsDialog(type);
settingsDialog.Owner = App.Current.MainWindow;
DrawSettings drawSettings;
drawSettings = FetchSettingsFromDialog(settingsDialog, type);
if (!drawSettings.valid)
{
return;
}
Dictionary <string, object> metadata = new Dictionary <string, object>();
if (type == PlotType.signal)
{
SignalFrequencyDialog dlg = new SignalFrequencyDialog();
dlg.Owner = App.Current.MainWindow;
if (dlg.ShowDialog() != true)
{ //Nullable
return;
}
double sampleRate;
if (!double.TryParse(dlg.frequency, out sampleRate))
{
DialogUtilities.ShowCouldNotParseNumberError("Sample Rate", dlg.frequency);
return;
}
double xOffset;
if (double.TryParse(dlg.xOffsetTextBox.Text, out xOffset))
{
DialogUtilities.ShowCouldNotParseNumberError("X-Offset", dlg.xOffsetTextBox.Text);
return;
}
metadata.Add("sampleRate", sampleRate);
metadata.Add("xOffset", xOffset);
}
else if (type == PlotType.bar_grouped)
{
GroupedPlotDialog dlg = new GroupedPlotDialog();
dlg.Owner = App.Current.MainWindow;
if (dlg.ShowDialog() != true)
{ //Nullable
return;
}
if (dlg.groupNamesTextBox.Text != "")
{
metadata.Add("group_names", dlg.groupNamesTextBox.Text.Split(','));
}
if (dlg.seriesNamesTextBox.Text != "")
{
metadata.Add("series_names", dlg.seriesNamesTextBox.Text.Split(','));
}
}
FilePickerDialog filePickerDialog = new FilePickerDialog(drawSettings.type == PlotType.bar_grouped);
filePickerDialog.Owner = App.Current.MainWindow;
try
{
if (filePickerDialog.ShowDialog() == true)
{
PlotParameters plotParams = new PlotParameters();
plotParams = (App.Current as App).AddSeriesFromCSVFile(filePickerDialog.filepath, drawSettings, metadata);
if (settingsDialog.errorDataCSV != null)
{
((App)App.Current).AddErrorFromCSVFile(plotParams, settingsDialog.errorDataCSV);
}
statusMessage.Text = $"{filePickerDialog.filepath} loaded";
}
}
catch
{
DialogUtilities.ShowGenericPlotNotAddedError();
return;
}
}
private void LineSpan_Click(object sender, RoutedEventArgs e)
{
string plotType = ((MenuItem)e.OriginalSource).Header.ToString().ToUpperInvariant();
PlotType type = new PlotType();
switch (plotType)
{
case "VERTICAL LINE":
type = PlotType.vertical_line;
break;
case "HORIZONTAL LINE":
type = PlotType.horizontal_line;
break;
case "VERTICAL SPAN":
type = PlotType.vertical_span;
break;
case "HORIZONTAL SPAN":
type = PlotType.horizontal_span;
break;
}
SettingsDialog settingsDialog = new SettingsDialog(type);
settingsDialog.Owner = App.Current.MainWindow;
DrawSettings drawSettings;
drawSettings = FetchSettingsFromDialog(settingsDialog, type);
if (!drawSettings.valid)
{
return;
}
PlotParameters plotParams = new PlotParameters();
plotParams.drawSettings = drawSettings;
if (type == PlotType.horizontal_line || type == PlotType.vertical_line)
{
LineSettingsDialog lineDialog = new LineSettingsDialog();
lineDialog.Owner = App.Current.MainWindow;
if (lineDialog.ShowDialog() != true)
{
return;
}
double value = 0;
DateTime date = new DateTime();
if (DateTime.TryParse(lineDialog.value.Text, out date))
{
plotParams.data = date.ToOADate();
}
else if (double.TryParse(lineDialog.value.Text, out value))
{
plotParams.data = value;
}
else
{
DialogUtilities.ShowCouldNotParseValueError("Value", lineDialog.value.Text);
return;
}
}
else
{
SpanSettingsDialog spanDialog = new SpanSettingsDialog();
spanDialog.Owner = App.Current.MainWindow;
if (spanDialog.ShowDialog() != true)
{
return;
}
double minValue = 0;
double maxValue = 0;
DateTime dateMin = new DateTime();
DateTime dateMax = new DateTime();
if (DateTime.TryParse(spanDialog.minValue.Text, out dateMin))
{
minValue = dateMin.ToOADate();
}
else if (!double.TryParse(spanDialog.minValue.Text, out minValue))
{
DialogUtilities.ShowCouldNotParseValueError("Min Value", spanDialog.minValue.Text);
return;
}
if (DateTime.TryParse(spanDialog.maxValue.Text, out dateMax))
{
maxValue = dateMax.ToOADate();
}
else if (!double.TryParse(spanDialog.maxValue.Text, out maxValue))
{
DialogUtilities.ShowCouldNotParseValueError("Max Value", spanDialog.maxValue.Text);
return;
}
plotParams.data = (minValue, maxValue);
}
try
{
((App)App.Current).AddSeries(plotParams);
}
catch
{
DialogUtilities.ShowGenericPlotNotAddedError();
return;
}
}
private void PrefabSeries_Click(object sender, RoutedEventArgs e)
{
string plotType = ((MenuItem)e.OriginalSource).Header.ToString().ToUpperInvariant();
PlotType type = new PlotType();
switch (plotType)
{
case "SIGNAL":
type = PlotType.signal;
break;
}
SettingsDialog settingsDialog = new SettingsDialog(type);
settingsDialog.Owner = App.Current.MainWindow;
DrawSettings drawSettings;
drawSettings = FetchSettingsFromDialog(settingsDialog, type);
if (!drawSettings.valid)
{
return;
}
Dictionary <string, object> metadata = new Dictionary <string, object>();
if (type == PlotType.signal)
{
PrefabSignalDialog prefabSignalDialog = new PrefabSignalDialog();
prefabSignalDialog.Owner = App.Current.MainWindow;
if (prefabSignalDialog.ShowDialog() != true) //Nullable
{
return;
}
double cycleCount = 10;
double frequency = 1000;
WaveType waveType = WaveType.sine;
if (!double.TryParse(prefabSignalDialog.cycleCountTextBox.Text, out cycleCount))
{
DialogUtilities.ShowCouldNotParseNumberError("Cycle Count", prefabSignalDialog.cycleCountTextBox.Text);
return;
}
if (!double.TryParse(prefabSignalDialog.frequencyTextBox.Text, out frequency))
{
DialogUtilities.ShowCouldNotParseNumberError("Frequency", prefabSignalDialog.frequencyTextBox.Text);
return;
}
switch (prefabSignalDialog.waveTypeComboBox.Text.ToUpperInvariant())
{
case "SINE WAVE":
waveType = WaveType.sine;
break;
case "SQUARE WAVE":
waveType = WaveType.square;
break;
}
SignalFrequencyDialog dlg = new SignalFrequencyDialog(true);
dlg.Owner = App.Current.MainWindow;
if (dlg.ShowDialog() != true)
{ //Nullable
return;
}
double sampleRate;
if (!double.TryParse(dlg.frequency, out sampleRate))
{
DialogUtilities.ShowCouldNotParseNumberError("Sample Rate", dlg.frequency);
return;
}
double xOffset;
if (!double.TryParse(dlg.xOffsetTextBox.Text, out xOffset))
{
DialogUtilities.ShowCouldNotParseNumberError("X-Offset", dlg.xOffsetTextBox.Text);
return;
}
metadata.Add("xOffset", xOffset);
StringBuilder dataStr = new StringBuilder();
int upperBound = (int)Math.Ceiling(cycleCount * frequency);
double[] data = new double[upperBound];
metadata.Add("sampleRate", frequency * frequency);
if (waveType == WaveType.sine)
{
data = ScottPlot.DataGen.Sin(upperBound, cycleCount);
}
else if (waveType == WaveType.square)
{
bool high = false;
for (int i = 0; i < upperBound; i++)
{
if (i % (frequency / 2) == 0)
{
high = !high;
}
data[i] = high ? 1 : 0;
}
}
for (int i = 0; i < upperBound; i++)
{
dataStr.Append(data[i]);
if (i != upperBound - 1)
{
dataStr.Append(',');
}
}
try
{
((App)App.Current).AddSeriesFromString(dataStr.ToString(), drawSettings, metadata);
}
catch
{
DialogUtilities.ShowGenericPlotNotAddedError();
return;
}
}
}