protected override void OnBindingPathChanged(DependencyPropertyChangedEventArgs args)
{
HorizontalCustomValues.Clear();
VerticalCustomValues.Clear();
YValues.Clear();
base.OnBindingPathChanged(args);
}
private void CalculateXOutputValues(Size constraint)
{
YValues.Clear();
double start_width = constraint.Width - _largestLabelSize.Width / 2;
double pixelIncrement = CalculatePixelIncrements(constraint, _largestLabelSize);
double lowPixel = start_width - (InternalChildren.Count - 1) * pixelIncrement;
double highPixel = start_width;
if (highPixel < lowPixel)
{
return;
}
for (int i = 0; i < DataValues.Count; i++)
{
double output = lowPixel + ((highPixel - lowPixel) / (_highValue - _lowValue)) * (DataValues[i] - _lowValue);
YValues.Add(output);
}
if (_startsAtZero || (!_allNegativeValues && !_allPositiveValues))
{
Origin = lowPixel + ((highPixel - lowPixel) / (_highValue - _lowValue)) * (0.0 - _lowValue);
}
else if (!_startsAtZero && _allPositiveValues)
{
Origin = lowPixel;
}
else
{
Origin = highPixel;
}
}
/// <summary>
/// Called when DataSource property changed
/// </summary>
/// <param name="oldValue"></param>
/// <param name="newValue"></param>
protected override void OnDataSourceChanged(IEnumerable oldValue, IEnumerable newValue)
{
YValues.Clear();
sizeValues.Clear();
GeneratePoints(new string[] { YBindingPath, Size }, YValues, sizeValues);
this.UpdateArea();
}
/// <summary>
/// Called when DataSource property changed
/// </summary>
/// <param name="oldValue"></param>
/// <param name="newValue"></param>
protected override void OnDataSourceChanged(IEnumerable oldValue, IEnumerable newValue)
{
YValues.Clear();
Segment = null;
GeneratePoints(new string[] { YBindingPath }, YValues);
isPointValidated = false;
this.UpdateArea();
}
private void XYLineChartNodeModel_PortDisconnected(PortModel port)
{
// Clear UI when a input port is disconnected
if (port.PortType == PortType.Input && this.State == ElementState.Active)
{
Labels.Clear();
XValues.Clear();
YValues.Clear();
Colors.Clear();
RaisePropertyChanged("DataUpdated");
}
}
private void CalculateYOutputValues(Size constraint)
{
YValues.Clear();
double start_val, lowPixel, highPixel;
double pixelIncrement = CalculatePixelIncrements(constraint, _largestLabelSize);
if (Orientation.Equals(Orientation.Vertical))
{
start_val = constraint.Height - _largestLabelSize.Height / 2;
lowPixel = start_val - (InternalChildren.Count - 1) * pixelIncrement;
highPixel = start_val;
}
else
{
start_val = constraint.Width - _largestLabelSize.Width / 2;
lowPixel = start_val - (InternalChildren.Count - 1) * pixelIncrement;
highPixel = start_val;
}
if (highPixel < lowPixel)
{
return;
}
for (int i = 0; i < DataValues.Count; i++)
{
double outVal = highPixel - ((highPixel - lowPixel) / (_highValue - _lowValue)) * (DataValues[i] - _lowValue);
YValues.Add(outVal);
}
if (_startsAtZero || (!_allNegativeValues && !_allPositiveValues))
{
Origin = highPixel - ((highPixel - lowPixel) / (_highValue - _lowValue)) * (0.0 - _lowValue);
}
else if (!_startsAtZero && _allPositiveValues)
{
Origin = highPixel;
}
else
{
Origin = lowPixel;
}
}
/// <summary>
/// Method for Generate Points for XYDataSeries
/// </summary>
protected internal override void GeneratePoints()
{
HorizontalCustomValues.Clear();
VerticalCustomValues.Clear();
YValues.Clear();
if (YBindingPath != null && HorizontalErrorPath != null && VerticalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, HorizontalErrorPath, VerticalErrorPath }, YValues, HorizontalCustomValues, VerticalCustomValues);
}
else if (YBindingPath != null && HorizontalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, HorizontalErrorPath }, YValues, HorizontalCustomValues);
}
else if (YBindingPath != null && VerticalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, VerticalErrorPath }, YValues, VerticalCustomValues);
}
else if (YBindingPath != null)
{
GeneratePoints(new[] { YBindingPath }, YValues);
}
}
/// <summary>
/// Called when DataSource property changed
/// </summary>
/// <param name="oldValue"></param>
/// <param name="newValue"></param>
protected override void OnDataSourceChanged(IEnumerable oldValue, IEnumerable newValue)
{
HorizontalCustomValues.Clear();
VerticalCustomValues.Clear();
YValues.Clear();
if (YBindingPath != null && HorizontalErrorPath != null && VerticalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, HorizontalErrorPath, VerticalErrorPath }, YValues, HorizontalCustomValues, VerticalCustomValues);
}
else if (YBindingPath != null && HorizontalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, HorizontalErrorPath }, YValues, HorizontalCustomValues);
}
else if (YBindingPath != null && VerticalErrorPath != null)
{
GeneratePoints(new[] { YBindingPath, VerticalErrorPath }, YValues, VerticalCustomValues);
}
else if (YBindingPath != null)
{
GeneratePoints(new[] { YBindingPath }, YValues);
}
this.UpdateArea();
}
public void ClearAll()
{
XValues.Clear();
YValues.Clear();
ZValues.Clear();
}
protected override void OnBindingPathChanged(DependencyPropertyChangedEventArgs args)
{
YValues.Clear();
Segment = null;
base.OnBindingPathChanged(args);
}
private void UpdateSample(TimeSpan sampleTime, TimeSpan sampleBackFor)
{
var sampleLimit = DateTimeOffset.Now - sampleBackFor;
XMinimum = sampleLimit.ToUnixTimeMilliseconds();
var values = _history.SelectTimeSampleBackwards(
x => x.Date,
x => x.Balance,
sampleTime,
sampleLimit,
DateTime.Now);
XValues.Clear();
YValues.Clear();
foreach (var(timestamp, balance) in values.Reverse())
{
YValues.Add((double)balance.ToDecimal(MoneyUnit.BTC));
XValues.Add(timestamp.ToUnixTimeMilliseconds());
}
if (YValues.Any())
{
var maxY = YValues.Max();
YLabels = new List <string> {
"0", (maxY / 2).ToString("F2"), maxY.ToString("F2")
};
}
else
{
YLabels = null;
}
if (XValues.Any())
{
var minX = XValues.Min();
var maxX = XValues.Max();
var halfX = minX + ((maxX - minX) / 2);
var range = DateTimeOffset.FromUnixTimeMilliseconds((long)maxX) -
DateTimeOffset.FromUnixTimeMilliseconds((long)minX);
if (range <= TimeSpan.FromDays(1))
{
XLabels = new List <string>
{
DateTimeOffset.FromUnixTimeMilliseconds((long)minX).DateTime.ToString("t"),
DateTimeOffset.FromUnixTimeMilliseconds((long)halfX).DateTime.ToString("t"),
DateTimeOffset.FromUnixTimeMilliseconds((long)maxX).DateTime.ToString("t"),
};
}
else if (range <= TimeSpan.FromDays(7))
{
XLabels = new List <string>
{
DateTimeOffset.FromUnixTimeMilliseconds((long)minX).DateTime.ToString("ddd MMM-d"),
DateTimeOffset.FromUnixTimeMilliseconds((long)halfX).DateTime.ToString("ddd MMM-d"),
DateTimeOffset.FromUnixTimeMilliseconds((long)maxX).DateTime.ToString("ddd MMM-d"),
};
}
else
{
XLabels = new List <string>
{
DateTimeOffset.FromUnixTimeMilliseconds((long)minX).DateTime.ToString("MMM-d"),
DateTimeOffset.FromUnixTimeMilliseconds((long)halfX).DateTime.ToString("MMM-d"),
DateTimeOffset.FromUnixTimeMilliseconds((long)maxX).DateTime.ToString("MMM-d"),
};
}
}
else
{
XLabels = null;
}
}