| public GetExtents ( string in_coord ) : Envelope | ||
| in_coord | string | The in_ngr_coord. |
| return | Envelope | |
public void TestGetExtentsHandlesIncorrectValues(string gridRef)
{
BindRunTime();
TranslateGridReference translate = new TranslateGridReference();
Envelope envelope = translate.GetExtents(gridRef);
Assert.IsTrue(envelope == null);
}
public void TestGetExtentsReturnsCorrectValues(string gridRef, double expectedX, double expectedY)
{
BindRunTime();
TranslateGridReference translate = new TranslateGridReference();
Envelope envelope = translate.GetExtents(gridRef);
Assert.IsTrue(envelope.XMin == expectedX);
Assert.IsTrue(envelope.YMin == expectedY);
}
/// <summary>
/// </summary>
/// <param name="queryString">The string to search for, either XXXXXX,YYYYY or with sheet SSXXXXYYYY</param>
/// <returns>An ArcObjects envelope object</returns>
private Envelope DoMatchLookup(string queryString)
{
_log.Debug("BNGLocator DoMatchLookup");
Envelope envelope = null;
string matchText;
string[] parts;
// Removes '," and spaces and split into parts based on a "," delimiter
matchText = queryString.Replace("'", "");
matchText = matchText.Replace("\"", "");
matchText = matchText.TrimStart(' ').TrimEnd(' ');
// Split the search string
parts = matchText.Split(',');
if (parts.Length == 1)
{
parts = matchText.Split(' ');
}
// If there are two parts then it's a co-ordinate X,Y so we construct an
// envelope and return it. If there is one part then we assume it's a
// tile reference e.g. TQ1234 so we call TranslateGridReference to get
// the OS envelope.
if (parts.Length == 2)
{
double xCoordinate;
double yCoordinate;
if ((double.TryParse(parts[0], out xCoordinate) == true) & (double.TryParse(parts[1], out yCoordinate) == true))
{
try
{
envelope = new EnvelopeClass();
envelope.XMin = xCoordinate;
envelope.YMin = yCoordinate;
envelope.XMax = xCoordinate;
envelope.YMax = yCoordinate;
}
catch (Exception)
{
envelope = null;
}
}
}
else
{
TranslateGridReference translate = new TranslateGridReference();
matchText = matchText.Replace(" ", string.Empty);
envelope = translate.GetExtents(matchText);
}
return envelope;
}
