//the method below will highlight the BMI result in data grid
private void focusResultInDataGrid(List <BMIData> bmiDataList, BMIData resultBmiData)
{
int resultIndex = bmiDataList.IndexOf(resultBmiData);
bmiChartGridView.CurrentCell = this.bmiChartGridView[0, resultIndex];
bmiChartGridView.Rows[resultIndex].DefaultCellStyle.BackColor = Color.Aquamarine;
}
//Calculate button event
private void CalculateButton_Click(object sender, EventArgs e)
{
try
{
// Weight in kg
double weight = GetWeight();
// Height in cm
double height = GetHeight();
double bmi = BMIUtility.calculateBmi(weight, height);
bmiTextBox.Text = Convert.ToString(Math.Round(bmi, 2));
Gender gender = GetGender();
double idealWeight = BMIUtility.calculateIdealBodyWeight(gender, height);
recommendationTextBox.Text = $"Your ideal weight is {idealWeight}";
List <BMIData> bmiDataList = BMIData.getBMIDataList();
BMIData resultBmiData = GetBmiData(bmi, bmiDataList);
resultsTextBox.Text = resultBmiData.Category;
unfocusResultInDataGrid();
focusResultInDataGrid(bmiDataList, resultBmiData);
} catch (Exception ex)
{
MessageBox.Show("Exception occurred: " + ex.Message);
}
}
//this method will find the appropriate BMI category based on BMI value
private static BMIData GetBmiData(double bmi, List <BMIData> dataList)
{
IEnumerable <BMIData> bMiDataQuery =
from bmiData in dataList
where bmiData.BMI_Lower_Bound <= bmi && bmi < bmiData.BMI_Upper_Bound
select bmiData;
BMIData resultBmiData = bMiDataQuery.Any() ?
bMiDataQuery.First() : dataList[dataList.Count() - 1];
return(resultBmiData);
}
// Given below is a method which will initialize the BMI list data
public static List <BMIData> getBMIDataList()
{
List <BMIData> bMIDataList = new List <BMIData>(5);
BMIData data1 = new BMIData("Severe Thinness", 0, 16);
BMIData data2 = new BMIData("Moderate Thinness", 16, 17);
BMIData data3 = new BMIData("Mild Thinness", 17, 18.5);
BMIData data4 = new BMIData("Normal", 18.5, 25);
BMIData data5 = new BMIData("Overweight", 25, 30);
BMIData data6 = new BMIData("Obese Class I", 30, 35);
BMIData data7 = new BMIData("Obese Class II", 35, 40);
BMIData data8 = new BMIData("Obese Class III", 40, 99);
bMIDataList.Add(data1);
bMIDataList.Add(data2);
bMIDataList.Add(data3);
bMIDataList.Add(data4);
bMIDataList.Add(data5);
bMIDataList.Add(data6);
bMIDataList.Add(data7);
bMIDataList.Add(data8);
return(bMIDataList);
}
// This method is used to compare and return a bool
public override bool Equals(object obj)
{
if (this == obj)
{
return(true);
}
if (obj == null)
{
return(false);
}
if (this.GetType() != obj.GetType())
{
return(false);
}
BMIData other = (BMIData)obj;
if (!Category.Equals(other.Category))
{
return(false);
}
if (!BMI_Lower_Bound.Equals(other.BMI_Lower_Bound))
{
return(false);
}
if (!BMI_Upper_Bound.Equals(other.BMI_Upper_Bound))
{
return(false);
}
return(true);
}
public BMIForm()
{
InitializeComponent();
bmiChartGridView.DataSource = BMIData.getBMIDataList();
}