public void CreateBufferFeatureSource(MgFeatureService featureService, String wkt, MgResourceIdentifier bufferFeatureResId)
{
MgClassDefinition bufferClass = new MgClassDefinition();
bufferClass.SetName("BufferClass");
MgPropertyDefinitionCollection properties = bufferClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgGeometricPropertyDefinition polygonProperty = new MgGeometricPropertyDefinition("BufferGeometry");
polygonProperty.SetGeometryTypes(MgFeatureGeometricType.Surface);
polygonProperty.SetHasElevation(false);
polygonProperty.SetHasMeasure(false);
polygonProperty.SetReadOnly(false);
polygonProperty.SetSpatialContextAssociation("defaultSrs");
properties.Add(polygonProperty);
MgPropertyDefinitionCollection idProperties = bufferClass.GetIdentityProperties();
idProperties.Add(idProperty);
bufferClass.SetDefaultGeometryPropertyName("BufferGeometry");
MgFeatureSchema bufferSchema = new MgFeatureSchema("BufferLayerSchema", "temporary schema to hold a buffer");
bufferSchema.GetClasses().Add(bufferClass);
MgCreateSdfParams sdfParams = new MgCreateSdfParams("defaultSrs", wkt, bufferSchema);
featureService.CreateFeatureSource(bufferFeatureResId, sdfParams);
}
public static MgGeometricPropertyDefinition CreateGeometryProperty(int geomType)
{
MgGeometricPropertyDefinition geometryProperty = new MgGeometricPropertyDefinition("Geometry");
geometryProperty.SetGeometryTypes(geomType);
geometryProperty.SetHasElevation(false);
geometryProperty.SetHasMeasure(false);
geometryProperty.SetReadOnly(false);
geometryProperty.SetSpatialContextAssociation("LL84");
return geometryProperty;
}
public static MgGeometricPropertyDefinition CreateGeometryProperty(int geomType)
{
MgGeometricPropertyDefinition geom = new MgGeometricPropertyDefinition(GEOM_NAME);
geom.SetGeometryTypes(geomType);
geom.SetHasElevation(false);
geom.SetHasMeasure(false);
geom.SetReadOnly(false);
geom.SetSpatialContextAssociation(SPATIAL_CONTEXT);
return geom;
}
public static MgGeometricPropertyDefinition CreateGeometryProperty(int geomType)
{
MgGeometricPropertyDefinition geom = new MgGeometricPropertyDefinition(GEOM_NAME);
geom.SetGeometryTypes(geomType);
geom.SetHasElevation(false);
geom.SetHasMeasure(false);
geom.SetReadOnly(false);
geom.SetSpatialContextAssociation(SPATIAL_CONTEXT);
return(geom);
}
// Create a temporary Feature Source to store geocode results.
public void CreateLocationMarkerFeatureSource(MgFeatureService featureService, MgResourceIdentifier locationMarkerDataResId, MgMap map)
{
//String ll84Wkt = "GEOGCS[\"LL84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.25722293287],TOWGS84[0,0,0,0,0,0,0]],PRIMEM[\"Greenwich\",0],UNIT[\"Degrees\",1]]";
//string ll84Wkt = "LOCAL_CS[\"*XY-MT*\",LOCAL_DATUM[\"*X-Y*\",10000],UNIT[\"Meter\", 1],AXIS[\"X\",EAST],AXIS[\"Y\",NORTH]] ";
MgCoordinateSystemFactory sysCoordsFactory = new MgCoordinateSystemFactory();
string srsDefMap = map.GetMapSRS();
string mapSrsUnits = string.Empty;
srsDefMap = !string.IsNullOrEmpty(srsDefMap) ? srsDefMap : "LOCAL_CS[\"*XY-MT*\",LOCAL_DATUM[\"*X-Y*\",10000],UNIT[\"Meter\", 1],AXIS[\"X\",EAST],AXIS[\"Y\",NORTH]] ";
MgCoordinateSystem srsMap = sysCoordsFactory.Create(srsDefMap);
MgClassDefinition locationClass = new MgClassDefinition();
locationClass.SetName("LocationMarker");
MgPropertyDefinitionCollection properties = locationClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgDataPropertyDefinition addressProperty = new MgDataPropertyDefinition("Address");
addressProperty.SetDataType(MgPropertyType.String);
addressProperty.SetLength(512);
properties.Add(addressProperty);
MgGeometricPropertyDefinition locationProperty = new MgGeometricPropertyDefinition("Location");
locationProperty.SetGeometryTypes(MgGeometryType.Point);
locationProperty.SetHasElevation(false);
locationProperty.SetHasMeasure(false);
locationProperty.SetReadOnly(false);
locationProperty.SetSpatialContextAssociation(srsMap.GetCsCode());
properties.Add(locationProperty);
MgPropertyDefinitionCollection idProperties = locationClass.GetIdentityProperties();
idProperties.Add(idProperty);
locationClass.SetDefaultGeometryPropertyName("Location");
MgFeatureSchema locationSchema = new MgFeatureSchema();
locationSchema.SetName("LocationMarkerSchema");
locationSchema.GetClasses().Add(locationClass);
MgCreateSdfParams sdfParams = new MgCreateSdfParams(srsMap.GetCsCode(), srsDefMap, locationSchema);
featureService.CreateFeatureSource(locationMarkerDataResId, sdfParams);
}
public void CreateBufferFeatureSource(MgFeatureService featureService, String wkt, MgResourceIdentifier bufferFeatureResId)
{
MgClassDefinition bufferClass = new MgClassDefinition();
bufferClass.SetName("BufferClass");
MgPropertyDefinitionCollection properties = bufferClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgGeometricPropertyDefinition polygonProperty = new MgGeometricPropertyDefinition("BufferGeometry");
polygonProperty.SetGeometryTypes(MgFeatureGeometricType.Surface);
polygonProperty.SetHasElevation(false);
polygonProperty.SetHasMeasure(false);
polygonProperty.SetReadOnly(false);
polygonProperty.SetSpatialContextAssociation("defaultSrs");
properties.Add(polygonProperty);
MgPropertyDefinitionCollection idProperties = bufferClass.GetIdentityProperties();
idProperties.Add(idProperty);
bufferClass.SetDefaultGeometryPropertyName("BufferGeometry");
MgFeatureSchema bufferSchema = new MgFeatureSchema("BufferLayerSchema", "temporary schema to hold a buffer");
bufferSchema.GetClasses().Add(bufferClass);
MgFileFeatureSourceParams sdfParams = new MgFileFeatureSourceParams("OSGeo.SDF", "defaultSrs", wkt, bufferSchema);
featureService.CreateFeatureSource(bufferFeatureResId, sdfParams);
}
public void CreateParcelMarkerFeatureSource(MgFeatureService featureService, String wkt, MgResourceIdentifier parcelMarkerDataResId)
{
MgClassDefinition parcelClass = new MgClassDefinition();
parcelClass.SetName("ParcelMarkerClass");
MgPropertyDefinitionCollection properties = parcelClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgGeometricPropertyDefinition pointProperty = new MgGeometricPropertyDefinition("ParcelLocation");
pointProperty.SetGeometryTypes(MgGeometryType.Point);
pointProperty.SetHasElevation(false);
pointProperty.SetHasMeasure(false);
pointProperty.SetReadOnly(false);
pointProperty.SetSpatialContextAssociation("defaultSrs");
properties.Add(pointProperty);
MgPropertyDefinitionCollection idProperties = parcelClass.GetIdentityProperties();
idProperties.Add(idProperty);
parcelClass.SetDefaultGeometryPropertyName("ParcelLocation");
MgFeatureSchema parcelSchema = new MgFeatureSchema("ParcelLayerSchema", "temporary schema to hold parcel markers");
parcelSchema.GetClasses().Add(parcelClass);
MgFileFeatureSourceParams sdfParams = new MgFileFeatureSourceParams("OSGeo.SDF", "defaultSrs", wkt, parcelSchema);
featureService.CreateFeatureSource(parcelMarkerDataResId, sdfParams);
}
internal static MgFeatureSchema ConvertSchema(FeatureSchema source)
{
MgFeatureSchema fs = new MgFeatureSchema(source.Name, source.Description);
MgClassDefinitionCollection classes = fs.GetClasses();
foreach (ClassDefinition cls in source.Classes)
{
MgClassDefinition clsDef = new MgClassDefinition();
clsDef.SetName(cls.Name);
clsDef.SetDescription(cls.Description);
clsDef.SetDefaultGeometryPropertyName(cls.DefaultGeometryPropertyName);
var clsProps = clsDef.GetProperties();
var idProps = clsDef.GetIdentityProperties();
foreach (PropertyDefinition prop in cls.Properties)
{
switch (prop.Type)
{
case PropertyDefinitionType.Data:
{
var dp = new MgDataPropertyDefinition(prop.Name);
var srcDp = (DataPropertyDefinition)prop;
dp.SetAutoGeneration(srcDp.IsAutoGenerated);
dp.SetDataType((int)srcDp.DataType);
if (srcDp.DefaultValue != null)
{
dp.SetDefaultValue(srcDp.DefaultValue);
}
if (srcDp.Description != null)
{
dp.SetDescription(srcDp.Description);
}
dp.SetLength(srcDp.Length);
dp.SetNullable(srcDp.IsNullable);
dp.SetPrecision(srcDp.Precision);
dp.SetReadOnly(srcDp.IsReadOnly);
dp.SetScale(srcDp.Scale);
clsProps.Add(dp);
if (cls.IdentityProperties.Contains(srcDp))
{
idProps.Add(dp);
}
}
break;
case PropertyDefinitionType.Geometry:
{
var gp = new MgGeometricPropertyDefinition(prop.Name);
var srcGp = (GeometricPropertyDefinition)prop;
if (srcGp.Description != null)
{
gp.SetDescription(srcGp.Description);
}
gp.SetGeometryTypes((int)srcGp.GeometricTypes);
gp.SetHasElevation(srcGp.HasElevation);
gp.SetHasMeasure(srcGp.HasMeasure);
gp.SetReadOnly(srcGp.IsReadOnly);
if (srcGp.SpatialContextAssociation != null)
{
gp.SetSpatialContextAssociation(srcGp.SpatialContextAssociation);
}
clsProps.Add(gp);
}
break;
case PropertyDefinitionType.Raster:
{
var rp = new MgRasterPropertyDefinition(prop.Name);
var srcRp = (RasterPropertyDefinition)prop;
rp.SetDefaultImageXSize(srcRp.DefaultImageYSize);
rp.SetDefaultImageYSize(srcRp.DefaultImageYSize);
if (srcRp.Description != null)
{
rp.SetDescription(srcRp.Description);
}
rp.SetNullable(srcRp.IsNullable);
rp.SetReadOnly(srcRp.IsReadOnly);
if (srcRp.SpatialContextAssociation != null)
{
rp.SetSpatialContextAssociation(srcRp.SpatialContextAssociation);
}
clsProps.Add(rp);
}
break;
default:
throw new NotSupportedException();
}
}
classes.Add(clsDef);
}
return(fs);
}
private MgFeatureSchema CreateFilterSchema()
{
MgFeatureSchema filterSchema = new MgFeatureSchema();
filterSchema.SetName("FilterSchema");
MgClassDefinition filterClass = new MgClassDefinition();
filterClass.SetName("Filter");
MgPropertyDefinitionCollection properties = filterClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgGeometricPropertyDefinition geometryProperty = new MgGeometricPropertyDefinition("Geometry");
geometryProperty.SetGeometryTypes(MgFeatureGeometricType.Surface);
geometryProperty.SetHasElevation(false);
geometryProperty.SetHasMeasure(true);
geometryProperty.SetReadOnly(false);
geometryProperty.SetSpatialContextAssociation("MAPCS");
properties.Add(geometryProperty);
filterClass.GetIdentityProperties().Add(idProperty);
filterClass.SetDefaultGeometryPropertyName("Geometry");
filterSchema.GetClasses().Add(filterClass);
return filterSchema;
}
//---------------------------------------------------------------------------------------
//
// ���ܣ�����һ����ΪtempParcel��Ҫ����
//
// ���ߣ�
//
// ���ڣ� 2007.5.23
//
// ����ʷ����
//
//---------------------------------------------------------------------------------------
private void createTempParcelFeatureSource(MgFeatureService featureService, MgResourceIdentifier resId)
{
MgClassDefinition parcelClass = null;
MgPropertyDefinitionCollection props = null;
string ll84Wkt = "";
//����Ҫ����
ll84Wkt = "GEOGCS[\"LL84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.25722293287],TOWGS84[0,0,0,0,0,0,0]],PRIMEM[\"Greenwich\",0],UNIT[\"Degrees\",1]]";
parcelClass = new MgClassDefinition();
parcelClass.SetName("tempParcel");
props = parcelClass.GetProperties();
//����Ҫ���ඨ��ı�ʶ����
MgDataPropertyDefinition id = new MgDataPropertyDefinition("ID");
id.SetDataType(MgPropertyType.Int32);
id.SetReadOnly(true);
id.SetNullable(false);
id.SetAutoGeneration(true);
props.Add(id);
MgPropertyDefinitionCollection idProps = parcelClass.GetIdentityProperties();
idProps.Add(id);
//����Ҫ���ඨ��ļ�������
MgGeometricPropertyDefinition geom = new MgGeometricPropertyDefinition("GEOM");
geom.SetGeometryTypes(MgFeatureGeometricType.Surface);
geom.SetHasElevation(false);
geom.SetHasMeasure(false);
geom.SetSpatialContextAssociation("LL84");
props.Add(geom);
parcelClass.SetDefaultGeometryPropertyName("GEOM");
//����Ҫ���ඨ��һ�������
MgDataPropertyDefinition acre = new MgDataPropertyDefinition("ACRE");
acre.SetDataType(MgPropertyType.String);
acre.SetLength(256);
props.Add(acre);
MgDataPropertyDefinition billingAddr = new MgDataPropertyDefinition("BILLADDR");
billingAddr.SetDataType(MgPropertyType.String);
billingAddr.SetLength(64);
props.Add(billingAddr);
MgDataPropertyDefinition desc1 = new MgDataPropertyDefinition("DESC1");
desc1.SetDataType(MgPropertyType.String);
desc1.SetLength(64);
props.Add(desc1);
MgDataPropertyDefinition desc2 = new MgDataPropertyDefinition("DESC2");
desc2.SetDataType(MgPropertyType.String);
desc2.SetLength(64);
props.Add(desc2);
MgDataPropertyDefinition desc3 = new MgDataPropertyDefinition("DESC3");
desc3.SetDataType(MgPropertyType.String);
desc3.SetLength(64);
props.Add(desc3);
MgDataPropertyDefinition desc4 = new MgDataPropertyDefinition("DESC4");
desc4.SetDataType(MgPropertyType.String);
desc4.SetLength(64);
props.Add(desc4);
MgDataPropertyDefinition lotDimension = new MgDataPropertyDefinition("LOTDIM");
lotDimension.SetDataType(MgPropertyType.String);
lotDimension.SetLength(32);
props.Add(lotDimension);
MgDataPropertyDefinition sqft = new MgDataPropertyDefinition("SQFT");
sqft.SetDataType(MgPropertyType.Int32);
props.Add(sqft);
MgDataPropertyDefinition owner = new MgDataPropertyDefinition("OWNER");
owner.SetDataType(MgPropertyType.String);
owner.SetLength(64);
props.Add(owner);
MgDataPropertyDefinition zone = new MgDataPropertyDefinition("ZONE");
zone.SetDataType(MgPropertyType.String);
zone.SetLength(32);
props.Add(zone);
// ����ģʽ
MgFeatureSchema schema = new MgFeatureSchema();
schema.SetName("SchemaParcels");
schema.GetClasses().Add(parcelClass);
MgCreateSdfParams sdfParams = new MgCreateSdfParams("LL84", ll84Wkt, schema);
featureService.CreateFeatureSource(resId, sdfParams);
//
}
public void CreateParcelMarkerFeatureSource(MgFeatureService featureService, String wkt, MgResourceIdentifier parcelMarkerDataResId)
{
MgClassDefinition parcelClass = new MgClassDefinition();
parcelClass.SetName("ParcelMarkerClass");
MgPropertyDefinitionCollection properties = parcelClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgGeometricPropertyDefinition pointProperty = new MgGeometricPropertyDefinition("ParcelLocation");
pointProperty.SetGeometryTypes(MgGeometryType.Point);
pointProperty.SetHasElevation(false);
pointProperty.SetHasMeasure(false);
pointProperty.SetReadOnly(false);
pointProperty.SetSpatialContextAssociation("defaultSrs");
properties.Add(pointProperty);
MgPropertyDefinitionCollection idProperties = parcelClass.GetIdentityProperties();
idProperties.Add(idProperty);
parcelClass.SetDefaultGeometryPropertyName("ParcelLocation");
MgFeatureSchema parcelSchema = new MgFeatureSchema("ParcelLayerSchema", "temporary schema to hold parcel markers");
parcelSchema.GetClasses().Add(parcelClass);
MgCreateSdfParams sdfParams = new MgCreateSdfParams("defaultSrs", wkt, parcelSchema);
featureService.CreateFeatureSource(parcelMarkerDataResId, sdfParams);
}
void CreateLocationMarkerFeatureSource(MgFeatureService featureService, MgResourceIdentifier locationMarkerDataResId)
{
String ll84Wkt = "GEOGCS[\"LL84\",DATUM[\"WGS_1984\",SPHEROID[\"WGS 84\",6378137,298.25722293287],TOWGS84[0,0,0,0,0,0,0]],PRIMEM[\"Greenwich\",0],UNIT[\"Degrees\",1]]";
MgClassDefinition locationClass = new MgClassDefinition();
locationClass.SetName("LocationMarker");
MgPropertyDefinitionCollection properties = locationClass.GetProperties();
MgDataPropertyDefinition idProperty = new MgDataPropertyDefinition("ID");
idProperty.SetDataType(MgPropertyType.Int32);
idProperty.SetReadOnly(true);
idProperty.SetNullable(false);
idProperty.SetAutoGeneration(true);
properties.Add(idProperty);
MgDataPropertyDefinition addressProperty = new MgDataPropertyDefinition("Address");
addressProperty.SetDataType(MgPropertyType.String);
addressProperty.SetLength(512);
properties.Add(addressProperty);
MgGeometricPropertyDefinition locationProperty = new MgGeometricPropertyDefinition("Location");
locationProperty.SetGeometryTypes(MgGeometryType.Point);
locationProperty.SetHasElevation(false);
locationProperty.SetHasMeasure(false);
locationProperty.SetReadOnly(false);
locationProperty.SetSpatialContextAssociation("LL84");
properties.Add(locationProperty);
MgPropertyDefinitionCollection idProperties = locationClass.GetIdentityProperties();
idProperties.Add(idProperty);
locationClass.SetDefaultGeometryPropertyName("Location");
MgFeatureSchema locationSchema = new MgFeatureSchema();
locationSchema.SetName("LocationMarkerSchema");
locationSchema.GetClasses().Add(locationClass);
MgCreateSdfParams sdfParams = new MgCreateSdfParams("LL84", ll84Wkt, locationSchema);
featureService.CreateFeatureSource(locationMarkerDataResId, sdfParams);
}