/// <summary>
/// 根据给出的经纬度数据集或者投影坐标数据集，计算其是否在指定的范围内，并且计算出有效率，以及实际输出范围
/// </summary>
/// <param name="xs"></param>
/// <param name="ys"></param>
/// <param name="validEnv"></param>
/// <param name="oSpatialRef"></param>
/// <param name="tSpatialRef"></param>
/// <param name="validRate"></param>
/// <param name="outEnv"></param>
/// <returns></returns>
public bool VaildEnvelope(double[] xs, double[] ys, PrjEnvelope validEnv, SpatialReference oSpatialRef,
SpatialReference tSpatialRef, out double validRate, out PrjEnvelope outEnv)
{
if (validEnv == null || validEnv.IsEmpty)
{
throw new ArgumentNullException("validEnv", "参数[有效范围]不能为空");
}
if (tSpatialRef == null)
{
tSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
}
if (oSpatialRef == null)
{
oSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
}
using (IProjectionTransform transform =
ProjectionTransformFactory.GetProjectionTransform(oSpatialRef, tSpatialRef))
{
if (oSpatialRef.IsSame(tSpatialRef) != 1)
{
transform.Transform(xs, ys);
}
return(PrjEnvelope.HasValidEnvelope(xs, ys, validEnv, out validRate, out outEnv));
}
}
private void TryCreateSpatialRef()
{
try
{
_projectionRef = Dataset.GetProjectionRef();
if (!string.IsNullOrWhiteSpace(_projectionRef))
{
_spatialRef = SpatialReferenceFactory.GetSpatialReferenceByWKT(_projectionRef, enumWKTSource.EsriPrjFile);
}
if (string.IsNullOrWhiteSpace(_projectionRef))
{
TryReadSpatialRefFromSecondaryFile();
}
if (_spatialRef == null)
{
_coordType = enumCoordType.Raster;
}
else
{
_coordType = _spatialRef.ProjectionCoordSystem != null ? enumCoordType.PrjCoord : enumCoordType.GeoCoord;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
private enumCoordinateType GetCoordinateType(SpatialFeatureClass spatialFeatureClass, out ISpatialReference spref)
{
spref = null;
try
{
ISpatialReference rf = SpatialReferenceFactory.GetSpatialReferenceByPrjFile(spatialFeatureClass.SpatialRef) as ISpatialReference;
spref = rf;
if (rf == null)
{
goto ensureByEnvelopeLine;
}
if (rf.ProjectionCoordSystem == null)
{
return(enumCoordinateType.Geographic);
}
else
{
return(enumCoordinateType.Projection);
}
}
catch
{
goto ensureByEnvelopeLine;
}
ensureByEnvelopeLine:
return(spatialFeatureClass.Envelope.IsGeoRange() ? enumCoordinateType.Geographic : enumCoordinateType.Projection);
}
public override void ComputeDstEnvelope(AbstractWarpDataset srcRaster, SpatialReference dstSpatialRef,
out PrjEnvelope maxPrjEnvelope, Action <int, string> progressCallback)
{
InitLocationArgs(srcRaster);
var projTrans = ProjectionTransformFactory.GetProjectionTransform(_srcSpatialRef, dstSpatialRef);
float srcResolutionX = Convert.ToSingle(_srcGeoTrans[1]);
float srcResolutionY = Math.Abs(Convert.ToSingle(_srcGeoTrans[5]));
double srcLeftTopX = _srcGeoTrans[0];
double srcLeftTopY = _srcGeoTrans[3];
int srcWidth = srcRaster.Width;
int srcHeight = srcRaster.Height;
Size srcSize = new Size(srcWidth, srcHeight);
int wSample = 1;
int hSample = 1;
if (srcWidth > 1000)
{
wSample = srcWidth / 1000;
}
if (srcHeight > 1000)
{
hSample = srcHeight / 1000;
}
double[] xs = new double[(srcWidth / wSample) * (srcHeight / hSample)];
double[] ys = new double[(srcWidth / wSample) * (srcHeight / hSample)];
int index = 0; //非真实的索引号，采样后的
for (int rowInx = 0; rowInx <= (srcHeight - hSample); rowInx += hSample)
{
for (int colInx = 0; colInx <= (srcWidth - wSample); colInx += wSample)
{
xs[index] = srcLeftTopX + colInx * srcResolutionX;
ys[index] = srcLeftTopY - rowInx * srcResolutionY;
index++;
}
}
if (dstSpatialRef.IsSame(SpatialReferenceFactory.CreateSpatialReference(4326)) == 1)
{
projTrans.Transform(xs, ys);
GeosCorrection(dstSpatialRef, xs, ys);
maxPrjEnvelope = PrjEnvelope.GetEnvelope(xs, ys, null);
}
else
{
_rasterProjector.ComputeDstEnvelope(_srcSpatialRef, xs, ys, srcSize, dstSpatialRef, out maxPrjEnvelope,
null);
}
if (_setting != null && _setting.OutEnvelope != null)
{
//求交
maxPrjEnvelope.Intersect(_setting.OutEnvelope);
}
}
public string TestDstExtendWGS84()
{
try
{
PrjEnvelope dstEnvelope;
dstSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
srcFilename = @"D:\mas数据\Mersi\FY3A_MERSI_GBAL_L1_20110501_0250_1000M_MS.HDF";
srcRaster = GeoDataDriver.Open(srcFilename) as IRasterDataProvider;
IFileProjector proj = FileProjector.GetFileProjectByName("FY3_MERSI");
proj.ComputeDstEnvelope(srcRaster, dstSpatialRef, out dstEnvelope, _progressCallback);
Console.WriteLine(dstEnvelope.ToString());
return(dstEnvelope.ToString());
}
finally
{
if (srcRaster != null)
{
if (srcRaster.BandProvider != null)
{
srcRaster.BandProvider.Dispose();
}
srcRaster.Dispose();
}
}
}
protected override void FillEntityToCotrols()
{
if (_isNew)
{
Text = "新建空间要素类...";
if (_dataset != null)
{
FillDataset(_dataset);
}
return;
}
else
{
Text = "编辑空间要素类属性...";
}
SpatialFeatureClass ds = _entity as SpatialFeatureClass;
if (ds.SpatialFeatureDataset != null)
{
FillDataset(ds.SpatialFeatureDataset);
}
txtName.Text = _entity.Name;
txtDecription.Text = _entity.Description;
txtMapScale.Value = ds.MapScale;
txtSource.Text = ds.Source;
if (ds.SpatialRef != null)
{
ISpatialReference sref = SpatialReferenceFactory.GetSpatialReferenceByWKT(ds.SpatialRef, enumWKTSource.EsriPrjFile);
ucSpatialRef1.SpatialReference = sref;
}
}
//[SetUp]
public void DataReady(Action <int, string> progressCallback)
{
try
{
///等经纬度投影
dstFilename = @"D:\mas数据\Mersi\fy3_Block.ldf";
dstSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");//
srcFilename = @"D:\mas数据\Mersi\FY3A_MERSI_GBAL_L1_20110501_0250_1000M_MS.HDF";
dstEnvelope = PrjEnvelope.CreateByCenter(116.890377, 27.7621965, 33.49, 21.53);
srcRaster = GeoDataDriver.Open(srcFilename) as IRasterDataProvider;
prjSetting = new FY3_MERSI_PrjSettings();
//prjSetting.OutResolutionX = 0.01F;
//prjSetting.OutResolutionY = 0.01F;
prjSetting.OutPathAndFileName = dstFilename;
prjSetting.OutFormat = "LDF";
//prjSetting.OutEnvelope = dstEnvelope;
//prjSetting.BandMapTable = bandmapList;
prjSetting.IsRadiation = true;
_progressCallback = progressCallback;
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
MessageBox.Show(ex.Message);
}
}
//[SetUp]
public void DataReady(Action <int, string> progressCallback)
{
///等经纬度投影
dstFilename = @"D:\mas数据\MODIS\TERRA_2010_03_25_03_09_GZ.MOD02HKM.ldf";
dstSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj"); //
srcFilename = @"D:\mas数据\MODIS\TERRA_2010_03_25_03_09_GZ.MOD02HKM.HDF";
dstEnvelope = PrjEnvelope.CreateByCenter(110, 32, 5, 5); //
string secondFile = @"D:\mas数据\MODIS\TERRA_2010_03_25_03_09_GZ.MOD03.HDF";
IRasterDataProvider secondFileRaster = GeoDataDriver.Open(secondFile) as IRasterDataProvider;
srcRaster = GeoDataDriver.Open(srcFilename) as IRasterDataProvider;
//List<BandMap> bandmapList = new List<BandMap>();
prjSetting = new EOS_MODIS_PrjSettings();
prjSetting.OutResolutionX = 0.0025F;
prjSetting.OutResolutionY = 0.0025F;
prjSetting.OutPathAndFileName = dstFilename;
prjSetting.OutFormat = "LDF";
//prjSetting.OutEnvelope = dstEnvelope;
//prjSetting.BandMapTable = bandmapList;
//prjSetting.IsRadiation = false;
prjSetting.SecondaryOrbitRaster = null;
prjSetting.LocationFile = secondFileRaster;
_progressCallback = progressCallback;
}
public void ParserTiff()
{
string spreftxt = File.ReadAllText("f:\\2.prj");
ISpatialReference spref = SpatialReferenceFactory.GetSpatialReferenceByWKT(spreftxt, enumWKTSource.GDAL);
Assert.NotNull(spref);
Console.Write(spref.ToWKTString());
}
public FY3L2L3FileProjector()
: base()
{
_name = "FY3L2L3";
_fullname = "FY3L2L3轨道文件投影";
_rasterProjector = new RasterProjector();
_srcSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
}
public void TestProjMap()
{
string proj4Str = "proj +proj=stere +lon_0=0 +lat_0=-90 +lat_ts=-71 +ellps=WGS84 +datum=WGS84";
ISpatialReference srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(proj4Str);
Console.WriteLine(srcSpatialRef.ToString());
}
public FY2_NOMProjection()
: base()
{
_name = "FY2NOM";
_fullname = "FY2_NOM数据投影";
_rasterProjector = new RasterProjector();
_srcSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
_supportAngles = new string[] { "NOMSatelliteZenith", "NOMSunGlintAngle", "NOMSunZenith" };
}
public void Test()
{
ISpatialReference srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("Mercator (sphere).prj");
string proj4 = srcSpatialRef.ToProj4String();
Assert.AreEqual(proj4, "+proj=merc +x_0=0 +y_0=0 +lon_0=0 +lat_1=0 +datum=WGS84 +a=6371000 +b=6356863.01877305+f=正无穷大 +nodefs");
srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(proj4);
}
public FY3_VIRRFileProjector()
: base()
{
_name = "FY3_VIRR";
_fullname = "FY3_VIRR轨道文件投影";
_rasterProjector = new RasterProjector();
_srcSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
_supportExtBandNames = new string[] { "Height", "LandCover", "LandSeaMask" };
//_NODATA_VALUE = 65535;
}
private void button1_Click(object sender, EventArgs e)
{
ISpatialReference srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
string prj4 = srcSpatialRef.ToProj4String();
ISpatialReference dstSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
using (IProjectionTransform tran = ProjectionTransformFactory.GetProjectionTransform(srcSpatialRef, dstSpatialRef))
{
}
}
public FY3_MERSIFileProjector()
: base()
{
_name = "FY3_MERSI";
_fullname = "FY3_MERSI轨道数据投影";
_rasterProjector = new RasterProjector();
_srcSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
_left = 10;
_right = 10;
//_NODATA_VALUE = 65535;
}
//private void button4_Click(object sender, EventArgs e)
//{
// ISpatialReference srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
// srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("Mercator (sphere).prj");
// string proj4 = srcSpatialRef.ToProj4String();
// srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(proj4);
//}
//private void button4_Click(object sender, EventArgs e)
//{
// TestFy3AVirrProjection fyp = new TestFy3AVirrProjection();
// Action<int, string> progressCallback = new Action<int, string>(OutProgress);
// fyp.DataReady(progressCallback);
// Stopwatch stopwatch = new Stopwatch();
// stopwatch.Start();
// fyp.TestFy3VIRR();
// stopwatch.Stop();
// WriteLine("数据投影{0}ms", stopwatch.ElapsedMilliseconds);
// stopwatch.Restart();
//}
private void TestPrj4Parser_Click(object sender, EventArgs e)
{
ISpatialReference srcSpatialRef = null;// SpatialReferenceFactory.GetSpatialReferenceByPrjFile("WGS 1984.prj");
string prjFile = "f:\\32600.prj";
srcSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByPrjFile("Mercator (sphere).prj");
string proj4 = srcSpatialRef.ToProj4String();
ISpatialReference inverSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(proj4);
bool isSame = srcSpatialRef.IsSame(inverSpatialRef);
}
public override void ComputeDstEnvelope(AbstractWarpDataset srcRaster, SpatialReference dstSpatialRef, out PrjEnvelope maxPrjEnvelope, Action <int, string> progressCallback)
{
if (dstSpatialRef == null || dstSpatialRef.IsGeographic() == 1)
{
maxPrjEnvelope = new PrjEnvelope(60, 150, -70, 70, SpatialReferenceFactory.CreateSpatialReference(4326));
}
else
{
maxPrjEnvelope = null;
}
}
public FY3B_MERSIFileProjector()
: base()
{
_name = "FY3B_MERSI";
_fullname = "FY3B_MERSI轨道数据投影";
_rasterProjector = new RasterProjector();
_srcSpatialRef = SpatialReferenceFactory.CreateSpatialReference(4326);
_left = 10;
_right = 10;
_supportExtBandNames = new string[] { "DEM", "LandCover", "LandSeaMask" };
//_NODATA_VALUE = 65535;
}
private ISpatialReference GetSpatialReference(string projectionIdentify)
{
switch (projectionIdentify)
{
case "ABS":
return(SpatialReferenceFactory.GetSpatialReferenceByPrjFile("\\"));
//return new SpatialReference(new GeographicCoordSystem(), new ProjectionCoordSystem());
case "GLL":
default:
return(SpatialReference.GetDefault());
}
}
private static PrjEnvelopeItem ParseEnvelope(XElement xElement)
{
if (xElement == null || xElement.Value == null)
{
return(null);
}
return(new PrjEnvelopeItem(xElement.Attribute("name").Value,
new PrjEnvelope(double.Parse(xElement.Attribute("minx").Value)
, double.Parse(xElement.Attribute("maxx").Value)
, double.Parse(xElement.Attribute("miny").Value)
, double.Parse(xElement.Attribute("maxy").Value)
, SpatialReferenceFactory.CreateSpatialReference(4326))));
}
public override void ComputeDstEnvelope(AbstractWarpDataset srcRaster, SpatialReference dstSpatialRef, out PrjEnvelope maxPrjEnvelope, Action <int, string> progressCallback)
{
if (srcRaster != null)
{
Size srcSize = new Size(srcRaster.Width, srcRaster.Height);
double[] xs, ys;
ReadyLocations(srcRaster, SpatialReferenceFactory.CreateSpatialReference(4326), dstSpatialRef, out srcSize, out xs, out ys, out maxPrjEnvelope, progressCallback);
}
else
{
maxPrjEnvelope = PrjEnvelope.Empty;
}
}
internal void ParserMvgHeaderParams(object[] options, out ISpatialReference spatialRef, out HdrMapInfo mapInfo, out bool isWithHdr,
out Int16 valueCount, out Int16[] values, out string[] valueNames)
{
spatialRef = null;
mapInfo = null;
isWithHdr = true;
valueCount = 0;
values = null;
valueNames = null;
if (options == null || options.Length == 0)
{
return;
}
foreach (object option in options)
{
string param = option.ToString();
int k = param.IndexOf('=');
string key = param.Substring(0, k).ToUpper().Trim();
string value = param.Substring(k + 1).ToUpper().Trim();
switch (key)
{
case "VALUECOUNT":
valueCount = Convert.ToInt16(value);
break;
case "VALUES":
values = ParserValues(value);
break;
case "VALUENAMES":
valueNames = ParserValueNames(value);
break;
case "SPATIALREF":
spatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(value);
break;
case "MAPINFO":
mapInfo = ParseMapInfo(value);
break;
case "WITHHDR":
isWithHdr = value.ToUpper() == "TRUE" || value == "1";
break;
default:
break;
}
}
}
/// <summary>
/// 经度跨越180度，进行修正
/// </summary>
protected void GeosInverCorrection(SpatialReference dstSpatialRef, double[] xs, double[] ys)
{
//都是WGS84
if (dstSpatialRef.IsSame(SpatialReferenceFactory.CreateSpatialReference(4326)) == 1)
{
for (int i = 0; i < xs.Length; i++)
{
if (xs[i] > 180)
{
xs[i] = xs[i] - 360;
}
}
}
}
private void BindChild(TreeNode fNode)
{
string path = fNode.Name;
if (path == null || !Directory.Exists(path))
{
return;
}
DirectoryInfo fDir = new DirectoryInfo(path);
FileSystemInfo[] finfos = fDir.GetFileSystemInfos();
SpatialReferenceFile spatialRefFile;
foreach (FileSystemInfo f in finfos)
{
spatialRefFile = new SpatialReferenceFile();
string type = f.GetType().ToString();
TreeNode node = new TreeNode();
node.Name = f.FullName; //将文件的完整路径保存在节点的名字中
if ("System.IO.DirectoryInfo" == type) //是文件夹才递归调用自己
{
spatialRefFile.IsPrjFile = false;
node.Tag = spatialRefFile;
node.ImageIndex = 0;
node.SelectedImageIndex = 2;
node.Text = f.Name; //将文件的名字保存在节点的文本显示中
fNode.Nodes.Add(node);
BindChild(node);
}
else
{
if (!f.Name.Contains(".prj"))
{
continue;
}
if (f.Name.Substring(f.Name.LastIndexOf('.')) != ".prj")
{
continue;
}
node.Text = f.Name.Remove(f.Name.LastIndexOf('.'));
spatialRefFile.SpatialReference = SpatialReferenceFactory.GetSpatialReferenceByPrjFile(f.FullName); //是否能成功解析prj文件
spatialRefFile.IsPrjFile = true;
node.Tag = spatialRefFile;
node.ImageIndex = 1;
node.SelectedImageIndex = 1;
fNode.Nodes.Add(node);
}
}
}
/// <summary>
/// 解析坐标系统文件夹，并添加到树中
/// </summary>
/// <param name="fNode"></param>
private void BindChild(TreeNode fNode)
{
string path = fNode.Name;
if (path == null || !Directory.Exists(path))
{
return;
}
string[] paths = Directory.GetDirectories(path);
string[] files = Directory.GetFiles(path);
SpatialReferenceFile spatialRefFile;
for (int i = 0; i < paths.Length; i++)
{
string subPath = paths[i];
TreeNode node = new TreeNode();
node.Name = subPath;
spatialRefFile = new SpatialReferenceFile();
spatialRefFile.IsPrjFile = false;
node.Tag = spatialRefFile;
node.ImageIndex = 0;
node.SelectedImageIndex = 2;
node.Text = Path.GetFileNameWithoutExtension(subPath);
fNode.Nodes.Add(node);
BindChild(node);
}
for (int i = 0; i < files.Length; i++)
{
string subFile = files[i];
string fileExt = Path.GetExtension(subFile);
if (fileExt != ".prj")
{
continue;
}
TreeNode node = new TreeNode();
node.Name = subFile;
node.Text = Path.GetFileNameWithoutExtension(subFile);
spatialRefFile = new SpatialReferenceFile();
spatialRefFile.SpatialReference = SpatialReferenceFactory.GetSpatialReferenceByPrjFile(subFile);
spatialRefFile.IsPrjFile = true;
node.Tag = spatialRefFile;
node.ImageIndex = 1;
node.SelectedImageIndex = 1;
fNode.Nodes.Add(node);
}
}
public void ParseProj4()
{
string proj4 = "+proj=merc +lon_0=0 +k0=1 +x_0=0 +y_0=0 +a=6378137 +b=6378137";
Console.WriteLine("INPUT:");
Console.WriteLine(proj4);
ISpatialReference spatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(proj4);
Console.WriteLine("ESRI WKT:");
Console.WriteLine(spatialRef.ToString());
Console.WriteLine("PROJ.4:");
Console.WriteLine(spatialRef.ToProj4String());
Console.WriteLine("OGC WKT:");
Console.WriteLine(spatialRef.ToWKTString());
Console.WriteLine("ENVI Projection Info:");
Console.WriteLine(spatialRef.ToEnviProjectionInfoString());
}
public override void Click()
{
IMapControl mapControl = (_hook as IHookOfAgileMap).MapControl;
if (mapControl != null)
{
using (OpenFileDialog dlg = new OpenFileDialog())
{
dlg.Filter = "ESRI Projection Files(*.prj)|*.prj";
if (dlg.ShowDialog() == DialogResult.OK)
{
ISpatialReference sref = SpatialReferenceFactory.GetSpatialReferenceByPrjFile(dlg.FileName);
mapControl.SpatialReference = sref;
}
}
}
}
private static ISpatialReference[] GetCustomSpatialReferences()
{
string path = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "坐标系统\\自定义");
if (!Directory.Exists(path))
{
return(null);
}
string[] files = Directory.GetFiles(path);
if (files == null || files.Length == 0)
{
return(null);
}
List <ISpatialReference> spatialReferenceList = new List <ISpatialReference>();
ISpatialReference spatialReference;
for (int i = 0; i < files.Length; i++)
{
string file = files[i];
spatialReference = SpatialReferenceFactory.GetSpatialReferenceByPrjFile(file);
if (spatialReference == null)
{
continue;
}
spatialReferenceList.Add(spatialReference);
}
//将等经纬度的调整为第一个
List <ISpatialReference> glls = spatialReferenceList.FindAll(
match =>
match.Name.Contains("等经纬度") ||
(match.ProjectionCoordSystem == null && match.GeographicsCoordSystem != null)
);
if (glls != null && glls.Count != 0)
{
foreach (ISpatialReference gl in glls)
{
spatialReferenceList.Remove(gl);
}
spatialReferenceList.InsertRange(0, glls);
}
return(spatialReferenceList.ToArray());
}
private void ParseOptions(int width, int height, object[] options, out ISpatialReference spatialRef, out CoordEnvelope coordEnvelope, out HdrMapInfo mapInfo,
out bool isWithHdr, out int extHeaderSize)
{
mapInfo = null;
spatialRef = null;
coordEnvelope = null;
isWithHdr = true;
extHeaderSize = 0;
if (options == null || options.Length == 0)
{
return;
}
foreach (object option in options)
{
string param = option.ToString();
int k = param.IndexOf('=');
string key = param.Substring(0, k).ToUpper().Trim();
string value = param.Substring(k + 1).ToUpper().Trim();
switch (key.ToUpper())
{
case "SPATIALREF":
spatialRef = SpatialReferenceFactory.GetSpatialReferenceByProj4String(value);
break;
case "MAPINFO":
mapInfo = ParseMapInfoFromOptionValue(value);
coordEnvelope = CoordEnvelope.FromMapInfoString(value, new Size(width, height));
break;
case "WITHHDR":
isWithHdr = value.ToUpper() == "TRUE" || value == "1";
break;
case "EXTHEADERSIZE":
extHeaderSize = int.Parse(value);
break;
default:
break;
}
}
}
/**
* Sets the interface for creating spatial reference systems.
* You can call this to replace the default implememtation with
* another one.
*
* @param factory
* New spatial reference factory implementation.
*/
public void setSRSFactory(SpatialReferenceFactory _factory)
{
spatial_ref_factory = _factory;
}
