public void CoordConvertMap()
{
try
{
WaitForm.Start("开始坐标系转换,请稍后...");
IWorkspaceFactory pWsF = new AccessWorkspaceFactoryClass();
m_SpatialReference = new UnknownCoordinateSystemClass();
m_Envelop = new EnvelopeClass();
InitEnvelop();
m_SpatialReference.SetDomain(m_Envelop.XMin, m_Envelop.XMax, m_Envelop.YMin, m_Envelop.YMax);
m_SpatialReference.SetZDomain(-1000, 2097151002.92969);
m_SpatialReference.SetMDomain(-1000, 8388607011.71875);
//pWsF.Create(m_Path, m_Name, null, 0);
IWorkspace pWs2 = pWsF.OpenFromFile(m_Path + @"\" + m_Name, 0);
string pWs1Path = Config.GetConfigValue("2DMdbPipe");
if (pWs1Path == "")
{
return;
}
pWs1 = pWsF.OpenFromFile(pWs1Path, 0);
CreateWorkspaceDomains(pWs1, pWs2);
for (int i = 0; i < m_Map.LayerCount; i++)
{
ILayer layer = m_Map.get_Layer(i);
if (layer.Visible)
{
//WaitForm.SetCaption("正在转换图层" + layer.Name + ",请稍后...");
CoordConvertLayers(layer, m_SpatialReference);
}
}
WaitForm.SetCaption("坐标系转换成功！");
WaitForm.Stop();
}
catch (System.Exception ex)
{
WaitForm.Stop();
}
}
//** 功能描述: 通过一个字段集,创建另外一个字段集,直接添加传入的字段集中的所有字段的话
// 会产生高版本和低版本不兼容的问题,
public static IFields GetFieldsByFields(IFields pFields, ref ISpatialReference pDesSpatialReference, Dictionary <string, string> pDicField)
{
//pDesSpatialReference = null;
//pDicField = null;
int i = 0;
IField pField = default(IField);
IFieldEdit pFieldEdit = default(IFieldEdit);
IFieldsEdit pFieldsEdit = default(IFieldsEdit);
IField pCreateField = default(IField);
ISpatialReference pOriSpatialReference = default(ISpatialReference);
IGeometryDef pGeometryDef = default(IGeometryDef);
IGeometryDefEdit pGeometryDefEdit = default(IGeometryDefEdit);
double ymin = 0;
double xmin = 0;
double xmax = 0;
double ymax = 0;
double mMin = 0;
double zmin = 0;
double zmax = 0;
double mMax = 0;
IEnvelope pEnvelop = default(IEnvelope);
IGeometry pGeometry = default(IGeometry);
IClone pClone = default(IClone);
//标识该字段是否被添加
bool bIsAddField = false;
//应该把OID字段添加进去,否则会产生错误
pFieldsEdit = new FieldsClass();
for (i = 0; i <= pFields.FieldCount - 1; i++)
{
pField = pFields.get_Field(i);
if (pField.Editable | pField.Type == esriFieldType.esriFieldTypeOID | pField.Type == esriFieldType.esriFieldTypeGlobalID | pField.Type == esriFieldType.esriFieldTypeGUID)
{
pClone = (IClone)pField;
pCreateField = (IField)pClone.Clone();
//如果更改字段名称:如果是OID字段的话,即便不在dic中也要进行添加
if ((pDicField != null))
{
if (pDicField.ContainsKey(Strings.Trim(pField.Name)))
{
bIsAddField = true;
//修改字段的名称
pFieldEdit = (IFieldEdit)pCreateField;
pFieldEdit.Name_2 = pDicField[Strings.Trim(pField.Name)];
//需不需要把别名赋过去,根据需要再看吧,现在看的话应该不要赋过去,因此一般字段名和别名是一样的
//如果赋过去的话,显示的是原字段的别名,即不是用户想看到的字段名
//pFieldEdit.AliasName = pField.AliasName
}
else if (pField.Type == esriFieldType.esriFieldTypeOID | pField.Type == esriFieldType.esriFieldTypeGlobalID | pField.Type == esriFieldType.esriFieldTypeGUID)
{
bIsAddField = true;
}
else
{
bIsAddField = false;
}
}
else
{
bIsAddField = true;
}
if (pField.Type == esriFieldType.esriFieldTypeGeometry)
{
pGeometryDef = pCreateField.GeometryDef;
pGeometryDefEdit = (IGeometryDefEdit)pGeometryDef;
if ((pDesSpatialReference != null))
{
pOriSpatialReference = pGeometryDef.SpatialReference;
//从原来的空间参考中得到domain
if (pOriSpatialReference.HasXYPrecision())
{
pOriSpatialReference.GetDomain(out xmin, out xmax, out ymin, out ymax);
}
pEnvelop = new EnvelopeClass();
pEnvelop.PutCoords(xmin, ymin, xmax, ymax);
pGeometry = pEnvelop;
pGeometry.SpatialReference = pOriSpatialReference;
pGeometry.Project(pDesSpatialReference);
xmax = pEnvelop.XMax;
xmin = pEnvelop.XMin;
ymax = pEnvelop.YMax;
ymin = pEnvelop.YMin;
pDesSpatialReference.SetDomain(xmin, xmax, ymin, ymax);
if (pOriSpatialReference.HasZPrecision())
{
pOriSpatialReference.GetZDomain(out zmin, out zmax);
pDesSpatialReference.SetZDomain(zmin, zmax);
}
if (pOriSpatialReference.HasMPrecision())
{
pOriSpatialReference.GetMDomain(out mMin, out mMax);
pDesSpatialReference.SetMDomain(mMin, mMax);
}
pGeometryDefEdit.SpatialReference_2 = pDesSpatialReference;
}
//修改grid的大小
if (pGeometryDef.GridCount != 0)
{
if (pGeometryDef.get_GridSize(0) < 100)
{
pGeometryDefEdit.set_GridSize(0, 100);
}
}
bIsAddField = true;
}
if (bIsAddField == true)
{
pFieldsEdit.AddField(pCreateField);
bIsAddField = false;
}
}
}
return(pFieldsEdit);
}
public IFields get_Fields(int ClassIndex)
{
IFieldEdit fieldEdit;
IFields fields;
IFieldsEdit fieldsEdit;
IObjectClassDescription fcDesc;
if (this.DatasetType == esriDatasetType.esriDTTable)
{
fcDesc = new ObjectClassDescriptionClass();
}
else
{
fcDesc = new FeatureClassDescriptionClass();
}
fields = fcDesc.RequiredFields;
fieldsEdit = (IFieldsEdit)fields;
fieldEdit = new FieldClass();
fieldEdit.Length_2 = 1;
fieldEdit.Name_2 = "ColumnOne";
fieldEdit.Type_2 = esriFieldType.esriFieldTypeString;
fieldsEdit.AddField((IField)fieldEdit);
//HIGHLIGHT: Add extra int column
fieldEdit = new FieldClass();
fieldEdit.Name_2 = "Extra";
fieldEdit.Type_2 = esriFieldType.esriFieldTypeInteger;
fieldsEdit.AddField((IField)fieldEdit);
//HIGHLIGHT: Set shape field geometry definition
if (this.DatasetType != esriDatasetType.esriDTTable)
{
IField field = fields.get_Field(fields.FindField("Shape"));
fieldEdit = (IFieldEdit)field;
IGeometryDefEdit geomDefEdit = (IGeometryDefEdit)field.GeometryDef;
geomDefEdit.GeometryType_2 = geometryTypeByID(ClassIndex);
ISpatialReference shapeSRef = this.spatialReference;
#region M & Z
//M
if ((ClassIndex >= 3 && ClassIndex <= 5) || ClassIndex >= 9)
{
geomDefEdit.HasM_2 = true;
shapeSRef.SetMDomain(0, 1000);
}
else
{
geomDefEdit.HasM_2 = false;
}
//Z
if (ClassIndex >= 6)
{
geomDefEdit.HasZ_2 = true;
shapeSRef.SetZDomain(0, 1000);
}
else
{
geomDefEdit.HasZ_2 = false;
}
#endregion
geomDefEdit.SpatialReference_2 = shapeSRef;
}
return(fields);
}
