public bool loadData(PieChartData pieChartData) {
this.pieChart = new ChartDirector.PieChart(this.Size.Width, this.Size.Height);
switch (this.validateData(pieChartData)) {
case DataValidation.INVALID:
this.drawInvalidChart("Invalid Data");
return false;
case DataValidation.EXCEEDS100PERCENT:
this.drawInvalidChart("Sum of all percent values exceeds 100%");
return false;
case DataValidation.VALID:
//if (!this.compareTo(pieChartData)) {
//this.drawInvalidChart("Valid DATA, GREAT!!!");
this.chartData = pieChartData;
this.drawChart();
//}
return true;
}
return false; //unknown case
}
private bool compareTo(PieChartData pieChartData) {
if (this.chartData == null || !this.chartData.Title.Equals(pieChartData.Title) ||
this.chartData.Data.Length != pieChartData.Data.Length) {
return false;
}
for (int i = 0; i < this.chartData.Data.Length; i++) {
if (this.chartData.Data[i] != pieChartData.Data[i] || !this.chartData.Labels[i].Equals(pieChartData.Labels[i]))
return false;
}
return true;
}
private DataValidation validateData(PieChartData pieChartData) {
if (pieChartData == null || pieChartData.ChartType != ChartType.PIE || pieChartData.Data == null ||
pieChartData.Labels == null || pieChartData.Data.Length != pieChartData.Labels.Length) {
return DataValidation.INVALID;
}
else {
double sum = 0;
foreach (double num in pieChartData.Data)
sum += num;
if (sum > 100)
return DataValidation.EXCEEDS100PERCENT;
else
return DataValidation.VALID;
}
}