private void SetChartData(List<XYChartData> dataList, StatisticsRepository.LinearRegression.LinearRegressionResults regresResults, NumericDataValue maxValue, NumericDataValue minValue)
{
List<RegressionChartData> regressionDataList = new List<RegressionChartData>();
if (regresResults.variables != null)
{
decimal coefficient = Convert.ToDecimal(regresResults.variables[0].coefficient);
decimal constant = Convert.ToDecimal(regresResults.variables[1].coefficient);
NumericDataValue newMaxValue = new NumericDataValue();
newMaxValue.IndependentValue = maxValue.IndependentValue;
newMaxValue.DependentValue = (coefficient * maxValue.IndependentValue) + constant;
NumericDataValue newMinValue = new NumericDataValue();
newMinValue.IndependentValue = minValue.IndependentValue;
newMinValue.DependentValue = (coefficient * minValue.IndependentValue) + constant;
tblockEquation.Text = "Y = (" + Math.Round(coefficient, 4).ToString() + ")X + " + Math.Round(constant, 4).ToString();
List<NumericDataValue> regresValues = new List<NumericDataValue>();
regresValues.Add(newMinValue);
regresValues.Add(newMaxValue);
RegressionChartData rChartData = new RegressionChartData();
rChartData.X = (double)newMinValue.IndependentValue;
rChartData.Z = (double)newMinValue.DependentValue;
regressionDataList.Add(rChartData);
rChartData = new RegressionChartData();
rChartData.X = (double)newMaxValue.IndependentValue;
rChartData.Z = (double)newMaxValue.DependentValue;
regressionDataList.Add(rChartData);
//bool foundMin = false;
//bool foundMax = false;
//foreach (XYChartData chartData in dataList)
//{
// if ((double)chartData.X == (double)newMaxValue.IndependentValue)
// {
// RegressionChartData rChartData = new RegressionChartData();
// rChartData.X = (double)newMaxValue.IndependentValue;
// rChartData.Z = (double)newMaxValue.DependentValue;
// regressionDataList.Add(rChartData);
// //chartData.Z = (double)newMaxValue.DependentValue;
// foundMax = true;
// }
// if ((double)chartData.X == (double)newMinValue.IndependentValue)
// {
// //chartData.Z = (double)newMinValue.DependentValue;
// RegressionChartData rChartData = new RegressionChartData();
// rChartData.X = (double)newMaxValue.IndependentValue;
// rChartData.Z = (double)newMinValue.DependentValue;
// regressionDataList.Add(rChartData);
// foundMin = true;
// }
//}
//if (foundMax == false)
//{
// XYChartData data = new XYChartData();
// data.X = (double)newMaxValue.IndependentValue;
// //data.Z = (double)newMaxValue.DependentValue;
// dataList.Add(data);
// RegressionChartData rChartData = new RegressionChartData();
// rChartData.X = data.X;
// rChartData.Z = (double)newMaxValue.DependentValue;
// regressionDataList.Add(rChartData);
// xAxis.MaxValue = data.X;
//}
//if (foundMin == false)
//{
// XYChartData data = new XYChartData();
// data.X = (double)newMinValue.IndependentValue;
// //data.Z = (double)newMinValue.DependentValue;
// dataList.Add(data);
// RegressionChartData rChartData = new RegressionChartData();
// rChartData.X = data.X;
// rChartData.Z = (double)newMinValue.DependentValue;
// regressionDataList.Add(rChartData);
// xAxis.MinValue = data.X;
//}
}
//xAxis.UseOnlyVisiblePointsToComputeRange = true;
//xyChart.DataSource = dataList;
series0.DataSource = dataList;
series1.DataSource = regressionDataList;
xyChart.Width = double.Parse(txtWidth.Text);
xyChart.Height = double.Parse(txtHeight.Text);
//xAxis.UseOnlyVisiblePointsToComputeRange = true;
}
private void SetChartData(List<XYChartData> dataList, StatisticsRepository.LinearRegression.LinearRegressionResults regresResults, NumericDataValue maxValue, NumericDataValue minValue)
{
List<RegressionChartData> regressionDataList = new List<RegressionChartData>();
ScatterChartParameters chtParameters = (ScatterChartParameters)Parameters;
if (regresResults.variables != null)
{
decimal coefficient = Convert.ToDecimal(regresResults.variables[0].coefficient);
decimal constant = Convert.ToDecimal(regresResults.variables[1].coefficient);
NumericDataValue newMaxValue = new NumericDataValue();
newMaxValue.IndependentValue = maxValue.IndependentValue;
newMaxValue.DependentValue = (coefficient * maxValue.IndependentValue) + constant;
NumericDataValue newMinValue = new NumericDataValue();
newMinValue.IndependentValue = minValue.IndependentValue;
newMinValue.DependentValue = (coefficient * minValue.IndependentValue) + constant;
tblockEquation.Text = "Y = (" + Math.Round(coefficient, 4).ToString() + ")X + " + Math.Round(constant, 4).ToString();
List<NumericDataValue> regresValues = new List<NumericDataValue>();
regresValues.Add(newMinValue);
regresValues.Add(newMaxValue);
RegressionChartData rChartData = new RegressionChartData();
rChartData.X = (double)newMinValue.IndependentValue;
rChartData.Z = (double)newMinValue.DependentValue;
regressionDataList.Add(rChartData);
rChartData = new RegressionChartData();
rChartData.X = (double)newMaxValue.IndependentValue;
rChartData.Z = (double)newMaxValue.DependentValue;
regressionDataList.Add(rChartData);
}
//xAxis.UseOnlyVisiblePointsToComputeRange = true;
series0.DataSource = dataList;
series1.DataSource = regressionDataList;
xyChart.Width = chtParameters.ChartWidth;
xyChart.Height = chtParameters.ChartHeight;
//xAxis.UseOnlyVisiblePointsToComputeRange = true;
}