private NumericalAxisPlotInfo CreateAxisPlotInfo(double delta, double doubleValue)
{
NumericalAxisPlotInfo plotInfo;
double normalizedValue;
if (delta == 0)
{
normalizedValue = 0;
}
else
{
normalizedValue = (doubleValue - this.actualRange.minimum) / delta;
}
if (this.IsInverse)
{
plotInfo = NumericalAxisPlotInfo.Create(this, 1 - this.normalizedOrigin, 1 - normalizedValue, 1 - this.normalizedOrigin);
}
else
{
plotInfo = NumericalAxisPlotInfo.Create(this, this.normalizedOrigin, normalizedValue, this.normalizedOrigin);
}
plotInfo.SnapTickIndex = this.GetSnapTickIndex(doubleValue);
return(plotInfo);
}
private void PlotCombineGroup(CombineGroup group, StackValueProcessor stackValueProcessor)
{
double plotPositionPositiveStack, plotPositionNegativeStack;
double value, plotOriginOffset, normalizedValue;
double stackSum;
double valuesSum;
double delta = this.actualRange.maximum - this.actualRange.minimum;
foreach (CombineStack stack in group.Stacks)
{
double positiveValuesSum = 0d, negativeValuesSum = 0d;
valuesSum = 0d;
plotPositionPositiveStack = plotPositionNegativeStack = this.normalizedOrigin;
foreach (DataPoint point in stack.Points)
{
if (point.isEmpty)
{
continue;
}
value = (double)point.GetValueForAxis(this);
if (value >= DefaultOrigin)
{
valuesSum = positiveValuesSum;
plotOriginOffset = plotPositionPositiveStack;
}
else
{
valuesSum = negativeValuesSum;
plotOriginOffset = plotPositionNegativeStack;
}
valuesSum += double.IsNaN(value) ? 0d : value;
// TODO: Remove insignificant datapoints from drawing stack.
stackSum = this.TransformValue(stackValueProcessor(stack, valuesSum));
if (delta == 0)
{
normalizedValue = 0;
}
else
{
normalizedValue = (stackSum - this.actualRange.minimum) / delta;
}
NumericalAxisPlotInfo plotInfo;
if (this.IsInverse)
{
plotInfo = NumericalAxisPlotInfo.Create(this, 1 - plotOriginOffset, 1 - normalizedValue, 1 - this.normalizedOrigin);
}
else
{
plotInfo = NumericalAxisPlotInfo.Create(this, plotOriginOffset, normalizedValue, this.normalizedOrigin);
}
plotInfo.SnapTickIndex = this.GetSnapTickIndex(stackSum);
point.SetValueFromAxis(this, plotInfo);
if (value >= DefaultOrigin)
{
positiveValuesSum = valuesSum;
plotPositionPositiveStack = normalizedValue;
}
else
{
negativeValuesSum = valuesSum;
plotPositionNegativeStack = normalizedValue;
}
}
}
}