public void Dispose()
{
try
{
if (_grids != null)
{
foreach (IGrid grid in _grids)
{
grid.Dispose();
}
_grids.Clear();
}
if (_dataSource != null)
{
_dataSource.DataSourceChanged -= new EventHandler(DataSourceChanged);
_dataSource.Dispose();
_dataSource = null;
}
_currentRuntimeProjecter = null;
_gridDefinition = null;
_limiter = null;
}
finally
{
_disposed = true;
}
}
public void Project(IRuntimeProjecter projecter, enumCoordinateType toCoordinateType)
{
_runtimeProjecter = projecter;
if (_toCoordinateType == enumCoordinateType.Geographic)
{
_runtimeProjecter.Project(_fullEnvelop);
_toCoordinateType = enumCoordinateType.Projection;
}
}
public void Project(IRuntimeProjecter projecter, enumCoordinateType toCoordinateType)
{
if (_coordType == enumCoordinateType.Geographic)
{
_coordType = toCoordinateType;
_currentRuntimeProjecter = projecter;
//
_currentRuntimeProjecter.Project(_fullEnvelope);
//
if (_grids == null || _grids.Count == 0)
{
return;
}
int n = _grids.Count;
for (int i = 0; i < n; i++)
{
TryProject(_grids[i]);
}
}
}
internal void InternalInit(IFeatureRenderEnvironment environment, IRuntimeProjecter prj)
{
_environment = environment;
_prj = prj;
}
