private void btnCreatPrj_Click(object sender, EventArgs e)
{
PrjCoordinateDefine prjCoordinateDefine = new PrjCoordinateDefine(_spatialReference, enumControlType.Creat);
prjCoordinateDefine.Text = "新建投影坐标系";
TryApplyPrj(prjCoordinateDefine);
if (prjCoordinateDefine.DialogResult == System.Windows.Forms.DialogResult.OK)
{
NeedSaveToFile();
}
}
private void TryApplyPrj(PrjCoordinateDefine prjCoordinateDefine)
{
prjCoordinateDefine.ShowDialog();
if (prjCoordinateDefine.DialogResult == System.Windows.Forms.DialogResult.OK)
{
if (prjCoordinateDefine.SpatialReference != null)
{
_spatialReference = prjCoordinateDefine.SpatialReference;
txtSpatialRefInfo.Text = _spatialReference.ToString();
}
}
}
private void btnModify_Click(object sender, EventArgs e)
{
if (_spatialReference == null)
{
return;
}
_preSpatialReference = _spatialReference;
if (_spatialReference.ProjectionCoordSystem == null)
{
GeoCoordinateDefine geoCoordinateDefine = new GeoCoordinateDefine(_spatialReference, enumControlType.Modify);
geoCoordinateDefine.Text = "地理坐标系属性";
TryApplyGeo(geoCoordinateDefine);
if (geoCoordinateDefine.DialogResult == System.Windows.Forms.DialogResult.OK)
{
//IsSame()函数中没有对名字进行比较
if (!_spatialReference.IsSame(_preSpatialReference) ||
(_spatialReference.GeographicsCoordSystem.Name != _preSpatialReference.GeographicsCoordSystem.Name))
{
NeedSaveToFile();
}
}
}
else
{
PrjCoordinateDefine prjCoordinateDefine = new PrjCoordinateDefine(_spatialReference, enumControlType.Modify);
prjCoordinateDefine.Text = "投影坐标系属性";
TryApplyPrj(prjCoordinateDefine);
if (prjCoordinateDefine.DialogResult == System.Windows.Forms.DialogResult.OK)
{
if (!_spatialReference.IsSame(_preSpatialReference) ||
(_spatialReference.GeographicsCoordSystem.Name != _preSpatialReference.GeographicsCoordSystem.Name) ||
(_spatialReference.Name != _preSpatialReference.Name))
{
NeedSaveToFile();
}
}
}
}