//Formats the decimal degree value into Degree Minute and Seconds according to the increment. It also looks
//if the longitude is East or West and the latitude North or South.
private string FormatLatLong(double value, LineType lineType, double increment)
{
string result = "";
try
{
if (increment >= 1)
{
result = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(Math.Abs(value));
result = result.Substring(0, result.Length - 9);
}
else if (increment >= 0.1)
{
result = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(Math.Abs(value));
result = result.Substring(0, result.Length - 5);
}
else if (increment >= 0.01)
{
result = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(Math.Abs(value));
}
else
{
result = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(Math.Abs(value), 2);
}
if (lineType == LineType.Meridian)
{
if (value > 0)
{
result = result + " E";
}
else if (value < 0)
{
result = result + " W";
}
}
if (lineType == LineType.Parallel)
{
if (value > 0)
{
result = result + " N";
}
else if (value < 0)
{
result = result + " S";
}
}
}
catch
{ result = "N/A"; }
finally {}
return(result);
}
//Displays the world coordinates for the mouse pointer in decimal degrees and Degrees Minutes Seconds form.
private void winformsMap1_MouseMove(object sender, MouseEventArgs e)
{
PointShape worldPointShape = ExtentHelper.ToWorldCoordinate(winformsMap1.CurrentExtent, new ScreenPointF(e.X, e.Y), winformsMap1.Width, winformsMap1.Height);
try
{
lblLongitudeDMS.Text = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(worldPointShape.X);
lblLatitudeDMS.Text = DecimalDegreesHelper.GetDegreesMinutesSecondsStringFromDecimalDegree(worldPointShape.Y);
lblLongitude.Text = System.Convert.ToString(worldPointShape.X);
lblLatitude.Text = System.Convert.ToString(worldPointShape.Y);
}
catch
{
lblLongitudeDMS.Text = "N/A";
lblLatitudeDMS.Text = "N/A";
lblLongitude.Text = "N/A";
lblLatitude.Text = "N/A";
}
finally { }
}
