private void btnCalculate_Click(object sender, EventArgs e)
{
//trying to parse values entered
isNumericLength = double.TryParse(txtLength.Text, out length);
isNumericWidth = double.TryParse(txtWidth.Text, out width);
try
{
//executes if the entered values are parsable and over 0
if (isNumericLength && isNumericWidth && length > 0 && width > 0)
{
//each of these statements calculate area and perimeter depending on the radio button that is selected
if (rbInches.Checked)
{
AreaConverter converter = new AreaConverter();
area = (length * width);
perimeter = 2 * (length + width);
converter.setArea(area);
converter.setPerimeter(perimeter);
lblPerimeter.Text = perimeter.ToString("#.## in.");
lblArea.Text = area.ToString("#.## in.²");
rbFeetConvert.Enabled = true;
rbInchesConvert.Enabled = false;
rbMetersConvert.Enabled = true;
rbCentimetersConvert.Enabled = true;
}
else if (rbFeet.Checked)
{
AreaConverter converter = new AreaConverter();
area = (length * width);
perimeter = 2 * (length + width);
converter.setArea(area);
converter.setPerimeter(perimeter);
lblPerimeter.Text = perimeter.ToString("#.## ft.");
lblArea.Text = area.ToString("#.## ft.²");
rbFeetConvert.Enabled = false;
rbInchesConvert.Enabled = true;
rbMetersConvert.Enabled = true;
rbCentimetersConvert.Enabled = true;
}
else if (rbCentimeters.Checked)
{
AreaConverter converter = new AreaConverter();
area = (length * width);
perimeter = 2 * (length + width);
converter.setArea(area);
converter.setPerimeter(perimeter);
lblPerimeter.Text = perimeter.ToString("#.## cm.");
lblArea.Text = area.ToString("#.## cm.²");
rbFeetConvert.Enabled = true;
rbInchesConvert.Enabled = true;
rbMetersConvert.Enabled = true;
rbCentimetersConvert.Enabled = false;
}
else if (rbMeters.Checked)
{
AreaConverter converter = new AreaConverter();
area = (length * width);
perimeter = 2 * (length + width);
converter.setArea(area);
converter.setPerimeter(perimeter);
lblPerimeter.Text = perimeter.ToString("#.## m.");
lblArea.Text = area.ToString("#.## m.²");
rbFeetConvert.Enabled = true;
rbInchesConvert.Enabled = true;
rbMetersConvert.Enabled = false;
rbCentimetersConvert.Enabled = true;
}
gbConvert.Visible = true;
}
else if (!(isNumericLength) && !(isNumericWidth))
{
//throws a format exception
throw (new FormatException("Please enter a numeric value"));
}
else if (length <= 0 || width <= 0)
{
//throws a format exception
throw (new FormatException("Please enter a value greater than 0"));
}
}
catch (FormatException i)
{
MessageBox.Show(i.Message);
}
}
public void convertCurrentMeasuermentCheck()
{
//setting the area and perimeter for converting the measurement
AreaConverter converter = new AreaConverter();
converter.setArea(area);
converter.setPerimeter(perimeter);
//converting centimeters to other measurements using getters and setters from converter class
if (rbCentimeters.Checked)
{
if (rbInchesConvert.Checked)
{
choice = "cmTOin";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## in.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## in.");
}
else if (rbFeetConvert.Checked)
{
choice = "cmTOft";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## ft.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## ft.");
}
else if (rbMetersConvert.Checked)
{
choice = "cmTOm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## m.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## m.");
}
}
//converting inches to other measurements using getters and setters from the covnerter class
if (rbInches.Checked)
{
if (rbCentimetersConvert.Checked)
{
choice = "inTOcm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## cm.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## cm.");
}
else if (rbFeetConvert.Checked)
{
choice = "inTOft";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## ft.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## ft.");
}
else if (rbMetersConvert.Checked)
{
choice = "inTOm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## m.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## m.");
}
}
//convert feet to other measurements using getters and setters from converter class
if (rbFeet.Checked)
{
if (rbCentimetersConvert.Checked)
{
choice = "ftTOcm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## cm.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## cm.");
}
else if (rbInchesConvert.Checked)
{
choice = "ftTOin";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## in.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## in.");
}
else if (rbMetersConvert.Checked)
{
choice = "ftTOm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## m.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## m.");
}
}
//convert meters to other measurements using getters and setters from converter class
if (rbMeters.Checked)
{
if (rbCentimetersConvert.Checked)
{
choice = "mTOcm";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## cm.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## cm.");
}
else if (rbFeetConvert.Checked)
{
choice = "mTOft";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## ft.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## ft.");
}
else if (rbInchesConvert.Checked)
{
choice = "mTOin";
converter.setchoice(choice);
lblArea.Text = converter.getArea().ToString("#.## in.²");
lblPerimeter.Text = converter.getPerimeter().ToString("#.## in.");
}
}
}