private IMultiPolygon GetMultiPolygonFromFile(string sFilePath)
{
IDataSource dataSource = null;
IFeatureDataSet featureDataSet = null;
IFeatureClass featureClass = null;
IFdeCursor fdeCursor = null;
IMultiPolygon result;
try
{
IConnectionInfo connectionInfo = new ConnectionInfoClass();
connectionInfo.ConnectionType = gviConnectionType.gviConnectionShapeFile;
connectionInfo.Database = sFilePath;
dataSource = ((IDataSourceFactory) new DataSourceFactoryClass()).OpenDataSource(connectionInfo);
string[] featureDatasetNames = dataSource.GetFeatureDatasetNames();
if (featureDatasetNames != null && featureDatasetNames.Length > 0)
{
featureDataSet = dataSource.OpenFeatureDataset(featureDatasetNames[0]);
string[] namesByType = featureDataSet.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (namesByType != null && namesByType.Length > 0)
{
featureClass = featureDataSet.OpenFeatureClass(namesByType[0]);
IFieldInfoCollection fields = featureClass.GetFields();
int num = -1;
gviGeometryColumnType gviGeometryColumnType = gviGeometryColumnType.gviGeometryColumnUnknown;
gviVertexAttribute vertexAttribute = gviVertexAttribute.gviVertexAttributeNone;
for (int i = 0; i < fields.Count; i++)
{
IFieldInfo fieldInfo = fields.Get(i);
if (fieldInfo.FieldType == gviFieldType.gviFieldGeometry && fieldInfo.GeometryDef != null)
{
num = i;
gviGeometryColumnType = fieldInfo.GeometryDef.GeometryColumnType;
vertexAttribute = fieldInfo.GeometryDef.VertexAttribute;
break;
}
}
if (num == -1 || gviGeometryColumnType != gviGeometryColumnType.gviGeometryColumnPolygon)
{
XtraMessageBox.Show("应选择面状矢量数据!");
result = null;
}
else
{
IGeometryFactory geometryFactory = new GeometryFactoryClass();
IMultiPolygon multiPolygon = geometryFactory.CreateGeometry(gviGeometryType.gviGeometryMultiPolygon, vertexAttribute) as IMultiPolygon;
multiPolygon.SpatialCRS = featureDataSet.SpatialReference;
fdeCursor = featureClass.Search(null, true);
IRowBuffer rowBuffer;
while ((rowBuffer = fdeCursor.NextRow()) != null)
{
object value = rowBuffer.GetValue(num);
if (value != null && value is IGeometry)
{
IGeometry geometry = value as IGeometry;
if (geometry.GeometryType == gviGeometryType.gviGeometryPolygon)
{
multiPolygon.AddPolygon(geometry as IPolygon);
}
else
{
if (geometry.GeometryType == gviGeometryType.gviGeometryMultiPolygon)
{
IMultiPolygon multiPolygon2 = geometry as IMultiPolygon;
for (int j = 0; j < multiPolygon2.GeometryCount; j++)
{
IPolygon polygon = multiPolygon2.GetPolygon(j);
if (polygon != null)
{
multiPolygon.AddPolygon(polygon);
}
}
}
}
}
}
if (multiPolygon.GeometryCount < 1)
{
XtraMessageBox.Show("无可用范围数据!");
result = null;
}
else
{
result = multiPolygon;
}
}
}
else
{
XtraMessageBox.Show("打开shp文件失败!");
result = null;
}
}
else
{
XtraMessageBox.Show("名称为空");
result = null;
}
}
catch (System.Runtime.InteropServices.COMException ex)
{
XtraMessageBox.Show(ex.Message);
result = null;
}
finally
{
if (dataSource != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(dataSource);
dataSource = null;
}
if (featureDataSet != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureDataSet);
featureDataSet = null;
}
if (featureClass != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureClass);
featureClass = null;
}
if (fdeCursor != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(fdeCursor);
fdeCursor = null;
}
}
return(result);
}
private void createFeatureClassToolStripMenuItem_Click(object sender, EventArgs e)
{
FeatureClassForm fcForm = new FeatureClassForm();
if (fcForm.ShowDialog() != DialogResult.OK)
{
return;
}
IDataSource ds = null;
IFeatureDataSet dset = null;
IFeatureClass fc = null;
try
{
myTreeNode node = (myTreeNode)selectNode.Parent;
IConnectionInfo ci = node.con;
ds = dsFactory.OpenDataSource(ci);
dset = ds.OpenFeatureDataset(selectNode.Text);
// 定义字段
IFieldInfoCollection fields = new FieldInfoCollection();
IFieldInfo field = new FieldInfo();
field.Name = "Name";
field.FieldType = gviFieldType.gviFieldString;
field.Length = 255;
fields.Add(field);
field = new FieldInfo();
field.Name = "Groupid";
field.FieldType = gviFieldType.gviFieldInt32;
field.RegisteredRenderIndex = true; //为支持逻辑图层树控制图层显示，需要注册渲染索引
fields.Add(field);
field = new FieldInfo();
field.Name = "Geometry";
field.FieldType = gviFieldType.gviFieldGeometry;
field.GeometryDef = new GeometryDef();
field.GeometryDef.GeometryColumnType = gviGeometryColumnType.gviGeometryColumnModelPoint; //模型
field.RegisteredRenderIndex = true; //为支持空间列在RenderControl中显示出来，必须注册渲染索引
fields.Add(field);
fc = dset.CreateFeatureClass(fcForm.FeatureClassName, fields);
//创建空间索引
IGridIndexInfo index = new GridIndexInfo();
//index.Name = fc.Guid;
index.L1 = 500;
index.L2 = 2000;
index.L3 = 10000;
index.GeoColumnName = "Geometry";
fc.AddSpatialIndex(index as IIndexInfo);
IRenderIndexInfo rInfo = new RenderIndexInfo();
rInfo.GeoColumnName = "Geometry";
rInfo.L1 = 500;
fc.AddRenderIndex(rInfo);
// 往树上挂节点
TreeNode fcNode = new TreeNode(fcForm.FeatureClassName, 1, 1);
fcNode.ContextMenuStrip = this.contextMenuStrip3;
selectNode.Nodes.Add(fcNode);
TreeNode fieldNode = new TreeNode("oid", 1, 1);
fieldNode.ContextMenuStrip = this.contextMenuStrip4;
fcNode.Nodes.Add(fieldNode);
fieldNode = new TreeNode("Name", 1, 1);
fieldNode.ContextMenuStrip = this.contextMenuStrip4;
fcNode.Nodes.Add(fieldNode);
fieldNode = new TreeNode("Groupid", 1, 1);
fieldNode.ContextMenuStrip = this.contextMenuStrip4;
fcNode.Nodes.Add(fieldNode);
fieldNode = new TreeNode("Geometry", 1, 1);
fieldNode.ContextMenuStrip = this.contextMenuStrip4;
fcNode.Nodes.Add(fieldNode);
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dset != null)
{
//Marshal.ReleaseComObject(dset);
dset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
}
}
private void deleteFieldToolStripMenuItem_Click(object sender, EventArgs e)
{
string fieldInfo_name = selectNode.Text;
string fc_name = selectNode.Parent.Text;
string set_name = selectNode.Parent.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dset = null;
IFeatureClass fc = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dset = ds.OpenFeatureDataset(set_name);
fc = dset.OpenFeatureClass(fc_name);
if (fieldInfo_name == "oid")
{
MessageBox.Show("此字段不支持删除");
return;
}
if (MessageBox.Show("该操作无法恢复，请确定是否删除字段？", "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning) == DialogResult.OK)
{
fc.LockType = gviLockType.gviLockExclusiveSchema;
fc.DeleteField(fieldInfo_name);
fc.LockType = gviLockType.gviLockSharedSchema;
// 从树上删除节点
selectNode.Parent.Nodes.Remove(selectNode);
MessageBox.Show("删除成功");
}
}
catch (COMException comEx)
{
System.Diagnostics.Trace.WriteLine(comEx.Message);
MessageBox.Show("删除失败");
}
catch (System.Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
MessageBox.Show("删除失败");
}
finally
{
fc.LockType = gviLockType.gviLockSharedSchema;
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (dset != null)
{
//Marshal.ReleaseComObject(dset);
dset = null;
}
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
}
}
// 公共方法
private void bindDataToCatalogTree(IConnectionInfo ci)
{
try
{
if (dsFactory == null)
{
dsFactory = new DataSourceFactory();
}
IDataSource ds = dsFactory.OpenDataSource(ci);
myTreeNode sourceNode = null;
if (ci.ConnectionType == gviConnectionType.gviConnectionMySql5x)
{
sourceNode = new myTreeNode(ci.Database + "@" + ci.Server, ci);
}
else
{
sourceNode = new myTreeNode(ci.Database, ci);
}
this.treeView1.Nodes.Add(sourceNode);
// 获取dataset
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
foreach (string setname in setnames)
{
IFeatureDataSet dataset = ds.OpenFeatureDataset(setname);
TreeNode setNode = new TreeNode(setname, 1, 1);
sourceNode.Nodes.Add(setNode);
// 获取featureclass
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames == null || fcnames.Length == 0)
{
continue;
}
foreach (string fcname in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(fcname);
TreeNode fcNode = new TreeNode(fcname, 2, 2);
fcNode.ContextMenuStrip = this.contextMenuStrip2;
setNode.Nodes.Add(fcNode);
// 获取属性字段
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
TreeNode fieldinfoNode = new TreeNode(fieldinfo.Name);
fieldinfoNode.ContextMenuStrip = this.contextMenuStrip1; // 绑定右键菜单
fcNode.Nodes.Add(fieldinfoNode);
}
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
}
/// <summary>
/// 添加数据源
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void addDatasourceToolStripButton_Click(object sender, EventArgs e)
{
OpenDataSourceForm dsForm = new OpenDataSourceForm(false);
if (dsForm.ShowDialog() != DialogResult.OK)
{
return;
}
IConnectionInfo ci = new ConnectionInfo();
switch (dsForm.ConnectionType)
{
case "gviConnectionMySql5x":
ci.ConnectionType = gviConnectionType.gviConnectionMySql5x;
break;
case "gviConnectionFireBird2x":
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
break;
case "gviConnectionSQLite3":
ci.ConnectionType = gviConnectionType.gviConnectionSQLite3;
break;
}
ci.Server = dsForm.Server;
ci.Port = dsForm.Port;
ci.Database = dsForm.Database;
ci.UserName = dsForm.UserName;
ci.Password = dsForm.Password;
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
try
{
if (dsFactory == null)
{
dsFactory = new DataSourceFactory();
}
ds = dsFactory.OpenDataSource(ci);
myTreeNode sourceNode = null;
if (ci.ConnectionType == gviConnectionType.gviConnectionMySql5x)
{
sourceNode = new myTreeNode(ci.Database + "@" + ci.Server, ci);
}
else
{
sourceNode = new myTreeNode(ci.Database, ci);
}
sourceNode.ContextMenuStrip = this.contextMenuStrip1;
this.treeView1.Nodes.Add(sourceNode);
// 获取dataset
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
foreach (string setname in setnames)
{
dataset = ds.OpenFeatureDataset(setname);
TreeNode setNode = new TreeNode(setname, 1, 1);
setNode.ContextMenuStrip = this.contextMenuStrip2;
sourceNode.Nodes.Add(setNode);
// 获取featureclass
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames == null || fcnames.Length == 0)
{
continue;
}
foreach (string fcname in fcnames)
{
fc = dataset.OpenFeatureClass(fcname);
TreeNode fcNode = new TreeNode(fcname, 2, 2);
fcNode.ContextMenuStrip = this.contextMenuStrip3;
setNode.Nodes.Add(fcNode);
// 获取属性字段
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
TreeNode fieldinfoNode = new TreeNode(fieldinfo.Name);
fieldinfoNode.ContextMenuStrip = this.contextMenuStrip4; // 绑定右键菜单
fcNode.Nodes.Add(fieldinfoNode);
}
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
}
}
// 公共方法
void FeatureLayerVisualize(IConnectionInfo ci, bool needfly, string sourceName)
{
try
{
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
_featureClass = fc;
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = !needfly;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
// 相机飞入
if (!hasfly)
{
IEulerAngle angle = new EulerAngle();
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
}
private void toolStripMenuItemFieldInfo_Click(object sender, EventArgs e)
{
string fieldinfo_name = selectNode.Text;
string fc_name = selectNode.Parent.Text;
string set_name = selectNode.Parent.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
IFieldInfoCollection fieldinfos = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dataset = ds.OpenFeatureDataset(set_name);
fc = dataset.OpenFeatureClass(fc_name);
fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
if (fieldinfo_name == fieldinfo.Name)
{
FieldInfoForm form = new FieldInfoForm(fieldinfo);
form.Show();
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (fieldinfos != null)
{
//Marshal.ReleaseComObject(fieldinfos);
fieldinfos = null;
}
}
}
private DataTable GetModelInfo()
{
DataTable table = null;
IFdeCursor cursor = null;
IRowBuffer row = null;
try
{
table = new DataTable("ModelInfo");
table.Columns.Add("Name", typeof(string));
table.Columns.Add("ObjectId", typeof(string));
table.Columns.Add("Thumbnail", typeof(object));
IFeatureDataSet fds = this._ds.OpenFeatureDataset("DataSet_BIZ");
if (fds == null)
{
return(null);
}
IObjectClass oc = fds.OpenObjectClass("OC_ModelInfo");
if (oc == null)
{
return(null);
}
IQueryFilter filter = new QueryFilterClass
{
WhereClause = "GroupId != '-1'",
SubFields = "Name,ObjectId,Thumbnail",
PostfixClause = "order by Name asc"
};
cursor = oc.Search(filter, true);
while ((row = cursor.NextRow()) != null)
{
DataRow dtRow = table.NewRow();
dtRow["Name"] = row.GetValue(0).ToString();
dtRow["ObjectId"] = row.GetValue(1).ToString();
if (!row.IsNull(2))
{
try
{
IBinaryBuffer buffer2 = row.GetValue(2) as IBinaryBuffer;
if (buffer2 != null)
{
MemoryStream stream = new MemoryStream(buffer2.AsByteArray());
dtRow["Thumbnail"] = Image.FromStream(stream);
}
}
catch (Exception exception)
{
}
}
table.Rows.Add(dtRow);
}
return(table);
}
catch (Exception exception)
{
return(null);
}
finally
{
if (cursor != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(cursor);
cursor = null;
}
if (row != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(row);
row = null;
}
}
}
private bool UpdateFacStyleClass(FacStyleClass style)
{
IFdeCursor cursor = null;
IRowBuffer row = null;
try
{
IFeatureDataSet fds = this._ds.OpenFeatureDataset("DataSet_BIZ");
if (fds == null)
{
return(false);
}
IObjectClass oc = fds.OpenObjectClass("OC_FacilityStyle");
if (oc == null)
{
return(false);
}
IQueryFilter filter = new QueryFilter()
{
WhereClause = string.Format("ObjectId = '{0}'", style.ObjectId)
};
cursor = oc.Update(filter);
row = cursor.NextRow();
if (row != null)
{
row.SetValue(row.FieldIndex("Name"), style.Name);
row.SetValue(row.FieldIndex("FacClassCode"), style.FacClassCode);
row.SetValue(row.FieldIndex("ObjectId"), style.ObjectId);
row.SetValue(row.FieldIndex("StyleType"), style.Type.ToString());
row.SetValue(row.FieldIndex("StyleInfo"), style.ObjectToJson());
if (style.Thumbnail != null)
{
try
{
IBinaryBuffer bb = new BinaryBufferClass();
MemoryStream stream = new MemoryStream();
style.Thumbnail.Save(stream, ImageFormat.Png);
bb.FromByteArray(stream.ToArray());
row.SetValue(row.FieldIndex("Thumbnail"), bb);
}
catch (Exception exception)
{
}
}
cursor.UpdateRow(row);
return(true);
}
else
{
return(false);
}
}
catch (Exception ex)
{
return(false);
}
finally
{
if (cursor != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(cursor);
cursor = null;
}
if (row != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(row);
row = null;
}
}
}
// 公共方法
void FeatureLayerVisualize(IConnectionInfo ci, bool needfly, string sourceName,
ITextRender textRender, IGeometryRender geoRender)
{
IDataSourceFactory dsFactory = null;
IDataSource ds = null;
IFeatureDataSet dataset = null;
try
{
dsFactory = new DataSourceFactory();
ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
dataset = ds.OpenFeatureDataset(setnames[0]);
crs = dataset.SpatialReference;
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
// CreateFeautureLayer
bool hasfly = !needfly;
foreach (IFeatureClass fcInMap in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fcInMap];
foreach (string geoName in geoNames)
{
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fcInMap, geoName, textRender, geoRender, rootId);
// 添加节点到界面控件上
object[] registeredFields = GetRegisteredRenderIndexFields(fcInMap);
myListNode item = new myListNode(string.Format("{0}_{1}_{2}", sourceName, fcInMap.Name, featureLayer.MaxVisibleDistance.ToString()), featureLayer, registeredFields);
item.Checked = true;
listView1.Items.Add(item);
layerFcMap.Add(featureLayer, fcInMap);
IFieldInfoCollection fieldinfos = fcInMap.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
layerEnvelopeMap.Add(featureLayer, env);
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
// 相机飞入
if (!hasfly)
{
angle.Set(0, -20, 0);
IPoint pos = (new GeometryFactory()).CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pos.SpatialCRS = crs;
pos.Position = env.Center;
this.axRenderControl1.Camera.LookAt2(pos, 1000, angle);
}
hasfly = true;
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
catch (System.Exception e)
{
System.Diagnostics.Trace.WriteLine(e.Message);
return;
}
finally
{
if (ds != null)
{
ds.Dispose();
ds = null;
}
if (dataset != null)
{
dataset.Dispose();
dataset = null;
}
//if (fc != null)
//{
// fc.Dispose();
// fc = null;
//}
}
}
// 公共方法
void FeatureLayerVisualize(IConnectionInfo ci, bool needfly, string sourceName,
ITextRender textRender, IGeometryRender geoRender, LayerType type)
{
try
{
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcGeoMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
fcGuidMap.Add(fc.Guid, fc);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcGeoMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = !needfly;
foreach (IFeatureClass fc in fcGeoMap.Keys)
{
List <string> geoNames = (List <string>)fcGeoMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, textRender, geoRender, rootId);
// 添加节点到界面控件上
myListNode item = new myListNode(string.Format("{0}_{1}_{2}", sourceName, fc.Name, featureLayer.MaxVisibleDistance.ToString()), featureLayer, type);
item.Checked = true;
listView1.Items.Add(item);
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
layerEnvelopeMap.Add(featureLayer, env);
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
// 相机飞入
if (!hasfly)
{
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
}
private bool InitTempLib(IDataSource ds)
{
if (ds == null)
{
return(false);
}
IFieldInfoCollection fields = null;
IFieldInfo newVal = null;
ISpatialCRS spatialCRS = null;
ITable o = null;
IFeatureDataSet set = null;
try
{
fields = new FieldInfoCollectionClass();
newVal = new FieldInfoClass
{
Name = "ID",
Alias = "编号",
FieldType = gviFieldType.gviFieldFID
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "LayerName",
Alias = "图层名称",
FieldType = gviFieldType.gviFieldString,
Length = 50
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "DataSetName",
Alias = "数据集名称",
FieldType = gviFieldType.gviFieldString,
Length = 100
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "FCName",
Alias = "要素类名称",
FieldType = gviFieldType.gviFieldString,
Length = 100
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "FCGuid",
Alias = "要素类GUID",
FieldType = gviFieldType.gviFieldString,
Length = 100
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "GeoType",
Alias = "空间列几何类型",
FieldType = gviFieldType.gviFieldString,
Length = 50
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "RenderStyle",
Alias = "图层渲染样式",
FieldType = gviFieldType.gviFieldBlob
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "SourceFile",
Alias = "数据来源",
FieldType = gviFieldType.gviFieldString,
Length = 150
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "GroupId",
Alias = "逻辑组ID",
FieldType = gviFieldType.gviFieldInt32
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "SourceType",
Alias = "数据来源类型",
FieldType = gviFieldType.gviFieldString,
Length = 50
};
fields.Add(newVal);
newVal = new FieldInfoClass
{
Name = "CreateDate",
Alias = "创建日期",
FieldType = gviFieldType.gviFieldDate
};
fields.Add(newVal);
o = ds.CreateTable("Tb_TemporaryMgr", "ID", fields);
if (o != null)
{
IDbIndexInfo index = null;
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "LayerName")
};
index.AppendFieldDefine("LayerName", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "DatasetName")
};
index.AppendFieldDefine("DatasetName", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "FCName")
};
index.AppendFieldDefine("FCName", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "FCGuid")
};
index.AppendFieldDefine("FCGuid", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "GeoType")
};
index.AppendFieldDefine("GeoType", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "GroupId")
};
index.AppendFieldDefine("GroupId", false);
o.AddDbIndex(index);
index = new DbIndexInfoClass
{
Name = string.Format("{0}_{1}", "Tb_TemporaryMgr", "SourceType")
};
index.AppendFieldDefine("SourceType", false);
o.AddDbIndex(index);
Marshal.ReleaseComObject(o);
}
CRSFactory factory = new CRSFactoryClass();
spatialCRS = factory.CreateFromWKT("UNKNOWNCS[\"unnamed\"]") as ISpatialCRS;
set = ds.CreateFeatureDataset("FeatureDataSet", spatialCRS);
if (set != null)
{
Marshal.ReleaseComObject(set);
}
return(true);
}
catch (Exception exception)
{
return(false);
}
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
#region 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
IEulerAngle angle = new EulerAngle();
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 600, angle);
}
hasfly = true;
}
}
#endregion 加载FDB场景
#region 查询所有值
foreach (IFeatureClass fc in fcMap.Keys)
{
DataTable dt = CreateDataTable(fc);
GetResultSet(fc, null, dt);
switch (fc.Name)
{
case "Road":
this.dataGridView0Road.DataSource = dt;
break;
case "Building":
this.dataGridView1Building.DataSource = dt;
break;
case "Trees":
this.dataGridView2Trees.DataSource = dt;
break;
case "Facility":
this.dataGridView3Facility.DataSource = dt;
break;
case "Landscape":
this.dataGridView4LandScape.DataSource = dt;
break;
}
}
#endregion
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "FeatureLocateAndGlow.html";
}
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
ICRSFactory crsfac = new CRSFactory();
_currentCRS = (crsfac.CreateFromWKT(this.axRenderControl1.GetCurrentCrsWKT())) as ISpatialCRS;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
this.axRenderControl1.Camera.FlyTime = 0;
// 加载瓦片图层
string tilelayerString = (strMediaPath + @"\sdk.tdb");
I3DTileLayer layer = this.axRenderControl1.ObjectManager.Create3DTileLayer(tilelayerString, "", rootId);
this.axRenderControl1.Camera.FlyToObject(layer.Guid, gviActionCode.gviActionFlyTo);
// 添加节点到界面控件上
myListNode item = new myListNode("tilelayer", TreeNodeType.NT_TiltedLAYER, layer);
item.Checked = true;
listView1.Items.Add(item);
#region 加载FDB
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
_datasetCRS = dataset.SpatialReference;
//遍历FeatureClass
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
fcuidMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
if (geometryDef.GeometryColumnType == gviGeometryColumnType.gviGeometryColumnPolygon)
{
geoNames.Add(fieldinfo.Name);
}
}
fcMap.Add(fc, geoNames);
fcuidMap.Add(fc.Guid, fc);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
#endregion
//CreateFeautureLayer for 矢量贴地
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
if (geoNames.Count == 0)
{
continue;
}
#region 定义几何物体渲染风格
ICurveSymbol cs = new CurveSymbol();
cs.Color = System.Drawing.Color.Empty; //防止贴瓦片时出现绿色竖边
IValueMapGeometryRender geoRender = new ValueMapGeometryRender();
{
IRangeRenderRule rangeRule = new RangeRenderRule();
rangeRule.LookUpField = "oid";
rangeRule.MaxValue = 1100;
rangeRule.MinValue = 1000;
rangeRule.IncludeMin = false;
ISurfaceSymbol geoSymbol = new SurfaceSymbol();
geoSymbol.Color = System.Drawing.Color.Yellow;
geoSymbol.BoundarySymbol = cs;
IGeometryRenderScheme grs = new GeometryRenderScheme();
grs.AddRule(rangeRule);
grs.Symbol = geoSymbol;
geoRender.AddScheme(grs);
}
{
IRangeRenderRule rangeRule = new RangeRenderRule();
rangeRule.LookUpField = "oid";
rangeRule.MaxValue = 1200;
rangeRule.MinValue = 1100;
rangeRule.IncludeMin = false;
ISurfaceSymbol geoSymbol = new SurfaceSymbol();
geoSymbol.Color = System.Drawing.Color.Blue;
geoSymbol.BoundarySymbol = cs;
IGeometryRenderScheme grs = new GeometryRenderScheme();
grs.AddRule(rangeRule);
grs.Symbol = geoSymbol;
geoRender.AddScheme(grs);
}
{
IRangeRenderRule rangeRule = new RangeRenderRule();
rangeRule.LookUpField = "oid";
rangeRule.MaxValue = 1300;
rangeRule.MinValue = 1200;
rangeRule.IncludeMin = false;
ISurfaceSymbol geoSymbol = new SurfaceSymbol();
geoSymbol.Color = System.Drawing.Color.Green;
geoSymbol.BoundarySymbol = cs;
IGeometryRenderScheme grs = new GeometryRenderScheme();
grs.AddRule(rangeRule);
grs.Symbol = geoSymbol;
geoRender.AddScheme(grs);
}
{
IRangeRenderRule rangeRule = new RangeRenderRule();
rangeRule.LookUpField = "oid";
rangeRule.MaxValue = 1400;
rangeRule.MinValue = 1300;
rangeRule.IncludeMin = false;
ISurfaceSymbol geoSymbol = new SurfaceSymbol();
geoSymbol.Color = System.Drawing.Color.Goldenrod;
geoSymbol.BoundarySymbol = cs;
IGeometryRenderScheme grs = new GeometryRenderScheme();
grs.AddRule(rangeRule);
grs.Symbol = geoSymbol;
geoRender.AddScheme(grs);
}
{
ISurfaceSymbol geoSymbol = new SurfaceSymbol();
geoSymbol.Color = System.Drawing.Color.Fuchsia;
geoSymbol.BoundarySymbol = cs;
IGeometryRenderScheme geoSchemeOther = new GeometryRenderScheme();
geoSchemeOther.Symbol = geoSymbol;
geoRender.AddScheme(geoSchemeOther);
}
#endregion
geoRender.HeightStyle = gviHeightStyle.gviHeightOnEverything;
IFeatureLayer fcLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(fc, geoNames[0], null, geoRender, rootId);
if (fcLayer != null)
{
fcLayer.VisibleMask = gviViewportMask.gviViewNone;
// 添加节点到界面控件上
myListNode item2 = new myListNode(fc.Name + "_" + geoNames[0], TreeNodeType.NT_FeatureLayer, fcLayer);
item.Checked = false;
listView1.Items.Add(item2);
}
else
{
MessageBox.Show("Create FeatureLayer Failed! " + this.axRenderControl1.GetLastError().ToString());
}
}
// 注册事件
this.axRenderControl1.RcMouseClickSelect += new Gvitech.CityMaker.Controls._IRenderControlEvents_RcMouseClickSelectEventHandler(axRenderControl1_RcMouseClickSelect);
//设置highlight可用
this.axRenderControl1.HighlightHelper.VisibleMask = 1;
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "TileHole.html";
}
}
private void LoadData(IConnectionInfo connInfo)
{
try
{
IDataSourceFactory dsFactory = new DataSourceFactory();
if (dsFactory.HasDataSource(connInfo))
{
IDataSource ds = dsFactory.OpenDataSource(connInfo);
if (ds != null)
{
string[] strfdss = ds.GetFeatureDatasetNames();
if (strfdss == null)
{
return;
}
foreach (string strfds in strfdss)
{
IFeatureDataSet fds = ds.OpenFeatureDataset(strfds);
if (fds == null)
{
continue;
}
string[] fcnames = fds.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames == null)
{
continue;
}
foreach (string fcname in fcnames)
{
IFeatureClass fc = fds.OpenFeatureClass(fcname);
if (fc == null)
{
continue;
}
DataRow dr = this._dt.NewRow();
dr["FeatureClassAlias"] = fc.AliasName;
dr["FeatureClassName"] = fc.Name;
dr["FeatureClass"] = fc;
dr["CheckState"] = true;
FacilityClass facC = DF3DData.Class.Dictionary3DTable.Instance.GetFacilityClassByDFFeatureClassID(fc.Guid.ToString());
if (facC != null)
{
dr["FacilityClass"] = facC;
}
else
{
foreach (FacilityClass facTemp in FacilityClassManager.Instance.GetAllFacilityClass())
{
if (fc.AliasName.Contains(facTemp.Alias))
{
dr["FacilityClass"] = facTemp;
break;
}
}
}
MajorClass mc = LogicDataStructureManage3D.Instance.GetMajorClassByDFFeatureClassID(fc.Guid.ToString());
if (mc != null)
{
dr["MajorClass"] = mc;
}
else
{
foreach (MajorClass mcTemp in LogicDataStructureManage3D.Instance.GetAllMajorClass())
{
if (fc.AliasName.Contains(mcTemp.Alias))
{
dr["MajorClass"] = mcTemp;
break;
}
}
}
this._dt.Rows.Add(dr);
}
}
}
}
}
catch (Exception ex)
{
}
}
public bool ShowFlowDirection(int flowDir, out IRenderModelPoint rpt)
{
rpt = null;
if (base._rowInfo == null)
{
return(false);
}
string str = Application.StartupPath + @"\..\Resource\Images\FlowDirection";
if (!Directory.Exists(str))
{
return(false);
}
IImage _imgFlowImg = DrawGeometry.resFactory.CreateImageFromFile(str);
_imgFlowImg.FrameInterval = 50;
IPolyline path = null;
IPipeSection pipeSection = null;
string name = "FlowDirection";
IDrawDynamicFlow flow = null;
IModelPoint mp = null;
try
{
IModel model;
IModel model2;
IPoint pointValue = null;
IPolyline polyline2 = null;
polyline2 = base._geoGroup[1] as IPolyline;
if ((polyline2 == null) || (polyline2.PointCount < 2))
{
return(false);
}
path = polyline2.Clone() as IPolyline;
for (int i = 0; i < path.PointCount; i++)
{
pointValue = path.GetPoint(i);
if (pointValue != null)
{
pointValue.Z += this.OffsetZ;
path.UpdatePoint(i, pointValue);
}
}
pipeSection = new PipeSection(this._dia1, this._dia2, HorizontalPos.Center, VerticalPos.Center, 0.02, 0);
flow = ParamModelFactory.Instance.CreateGeometryDraw(ModelType.DynamicFlow, Guid.NewGuid().ToString()) as IDrawDynamicFlow;
flow.SetParameter(pipeSection, path, flowDir);
flow.SetTextureRender(new string[] { name });
if (!flow.Draw(out mp, out model, out model2))
{
return(false);
}
#region 需要runtime授权
IFeatureDataSet iFeatureDataSet = DF3DPipeCreateApp.App.TempLib.OpenFeatureDataset("FeatureDataSet");
IResourceManager manager = iFeatureDataSet as IResourceManager;
if (!manager.ModelExist(mp.ModelName))
{
manager.AddModel(mp.ModelName, model, null);
}
if (!manager.ImageExist(name))
{
manager.AddImage(name, _imgFlowImg);
}
#endregion
IModelPointSymbol symbol = new ModelPointSymbolClass();
symbol.SetResourceDataSet(iFeatureDataSet);
symbol.Color = uint.MaxValue;
symbol.EnableColor = true;
mp.ModelEnvelope = model.Envelope;
rpt = DrawGeometry.Ocx.ObjectManager.CreateRenderModelPoint(mp, symbol, DrawGeometry.Ocx.ProjectTree.RootID);
return(true);
}
catch (Exception exception)
{
return(false);
}
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "CameraTour.html";
}
// 注册播放事件
this.axRenderControl1.RcCameraTourWaypointChanged += new _IRenderControlEvents_RcCameraTourWaypointChangedEventHandler(axRenderControl1_RcCameraTourWaypointChanged);
this.axRenderControl1.RcCameraFlyFinished += new _IRenderControlEvents_RcCameraFlyFinishedEventHandler(axRenderControl1_RcCameraFlyFinished);
// 注册输出视频事件
this.axRenderControl1.RcVideoExportBegin += new _IRenderControlEvents_RcVideoExportBeginEventHandler(axRenderControl1_RcVideoExportBegin);
this.axRenderControl1.RcVideoExporting += new _IRenderControlEvents_RcVideoExportingEventHandler(axRenderControl1_RcVideoExporting);
this.axRenderControl1.RcVideoExportEnd += new _IRenderControlEvents_RcVideoExportEndEventHandler(axRenderControl1_RcVideoExportEnd);
// 指定每帧刷新事件
this.axRenderControl1.RcFrame += new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
_rcFrame = new _IRenderControlEvents_RcFrameEventHandler(axRenderControl1_RcFrame);
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
this.axRenderControl1.Camera.NearClipPlane = 0.1f;
this.axRenderControl1.Camera.AutoClipPlane = false;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
//bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
this.axRenderControl1.ObjectManager.CreateFeatureLayer(fc, geoName, null, null, rootId);
//if (!hasfly)
//{
// IFieldInfoCollection fieldinfos = fc.GetFields();
// IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
// IGeometryDef geometryDef = fieldinfo.GeometryDef;
// IEnvelope env = geometryDef.Envelope;
// if (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
// env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0)
// continue;
// IEulerAngle angle = new EulerAngle();
// angle.Set(0, -20, 0);
// this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
//}
//hasfly = true;
}
}
geoFactory = new GeometryFactory();
positionPoint = geoFactory.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
positionPoint.SpatialCRS = dataset.SpatialReference;
// 加载仪表盘
string modelNameBiaoPan = (strMediaPath + @"\osg\Dashboard\yibiaopan.osg");
fdepoint_biaopan = (IModelPoint)geoFactory.CreateGeometry(gviGeometryType.gviGeometryModelPoint, gviVertexAttribute.gviVertexAttributeZ);
fdepoint_biaopan.ModelName = modelNameBiaoPan;
fdepoint_biaopan.SetCoords(biaoPanX, biaoPanY, biaoPanZ, 0, 0);
fdepoint_biaopan.SpatialCRS = dataset.SpatialReference;
render_biaopan = this.axRenderControl1.ObjectManager.CreateRenderModelPoint(fdepoint_biaopan, null, rootId);
// 加载指针
string modelNameZhiZhen = (strMediaPath + @"\osg\Dashboard\zhizhen.osg");
fdepoint_ZhiZhen = (IModelPoint)geoFactory.CreateGeometry(gviGeometryType.gviGeometryModelPoint, gviVertexAttribute.gviVertexAttributeZ);
fdepoint_ZhiZhen.ModelName = modelNameZhiZhen;
fdepoint_ZhiZhen.SetCoords(biaoPanX, biaoPanY, biaoPanZ + 0.01, 0, 0);
fdepoint_ZhiZhen.SpatialCRS = dataset.SpatialReference;
render_ZhiZhen = this.axRenderControl1.ObjectManager.CreateRenderModelPoint(fdepoint_ZhiZhen, null, rootId);
// 加载文字标签
IVector3 positionLabel = new Vector3();
positionLabel.Set(biaoPanX, biaoPanY, biaoPanZ + 0.1);
positionPoint.Position = positionLabel;
label = this.axRenderControl1.ObjectManager.CreateLabel(rootId);
label.Text = "当前的压力值是：" + zhiZhenValue.ToString();
label.Position = positionPoint;
ITextSymbol textSymbol = new TextSymbol();
TextAttribute textAttribute = new TextAttribute();
textAttribute.TextColor = System.Drawing.Color.Black;
textAttribute.TextSize = 30;
textAttribute.Font = "宋体";
textSymbol.TextAttribute = textAttribute;
textSymbol.MaxVisualDistance = 3;
label.TextSymbol = textSymbol;
// 飞入表盘
IEulerAngle angle_camera = new EulerAngle();
angle_camera.Set(0, -45, 0);
this.axRenderControl1.Camera.LookAt2(positionPoint, 2, angle_camera);
// 注册鼠标单击事件
this.axRenderControl1.RcMouseClickSelect += new _IRenderControlEvents_RcMouseClickSelectEventHandler(axRenderControl1_RcMouseClickSelect);
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "DynamicBoard.html";
}
}
private void toolStripButtonEditFeature_Click(object sender, EventArgs e)
{
this.dataGridView1.EndEdit(); //强制提交
if (dsFactory == null)
{
dsFactory = new DataSourceFactory();
}
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
IFdeCursor cursor = null;
IFieldInfo field = null;
try
{
if (dataGridView1.SelectedRows.Count == 1)
{
ds = dsFactory.OpenDataSource(Info.ci);
dataset = ds.OpenFeatureDataset(Info.datasetName);
fc = dataset.OpenFeatureClass(Info.featureclassName);
// 比较是否修改了记录
int oid = int.Parse(dataGridView1.SelectedRows[0].Cells["oid"].Value.ToString());
IRowBuffer fdeRow = fc.GetRow(oid);
bool isChanged = false;
for (int i = 0; i < AttriTable.Columns.Count; ++i)
{
string strColName = AttriTable.Columns[i].ColumnName;
int nPos = fdeRow.FieldIndex(strColName);
if (nPos != -1)
{
field = fdeRow.Fields.Get(nPos);
}
if (nPos != -1 && strColName != "oid" && strColName != "GroupName" && field.FieldType != gviFieldType.gviFieldGeometry)
{
if (fdeRow.GetValue(nPos) == null || (!dataGridView1.Rows[dataGridView1.SelectedRows[0].Index].Cells[i].EditedFormattedValue.Equals(fdeRow.GetValue(nPos).ToString())))
{
isChanged = true;
break;
}
}
}
if (!isChanged)
{
MessageBox.Show("该条记录无改动");
return;
}
for (int j = 0; j < AttriTable.Columns.Count; ++j)
{
string strColName = AttriTable.Columns[j].ColumnName;
int nPos = fdeRow.FieldIndex(strColName);
if (nPos != -1)
{
field = fdeRow.Fields.Get(nPos);
}
if (nPos != -1 && strColName != "oid" && strColName != "GroupName" && field.FieldType != gviFieldType.gviFieldGeometry)
{
fdeRow.SetValue(nPos, dataGridView1.Rows[dataGridView1.SelectedRows[0].Index].Cells[j].EditedFormattedValue); //插入字段值
}
}
// 修改数据库中记录
IRowBufferCollection col = new RowBufferCollection();
col.Add(fdeRow);
fc.UpdateRows(col, false);
MessageBox.Show("修改成功");
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (cursor != null)
{
//Marshal.ReleaseComObject(cursor);
cursor = null;
}
}
}
/// <summary>
/// 在要素类里创建要素
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButtonInsertFeature_Click(object sender, EventArgs e)
{
if (dsFactory == null)
{
dsFactory = new DataSourceFactory();
}
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
IFdeCursor cursor = null;
try
{
ds = dsFactory.OpenDataSource(Info.ci);
dataset = ds.OpenFeatureDataset(Info.datasetName);
fc = dataset.OpenFeatureClass(Info.featureclassName);
DataRow dr = AttriTable.NewRow();;
RowBufferFactory rbf = new RowBufferFactory();
IRowBuffer rb = rbf.CreateRowBuffer(fc.GetFields());
// 构造待插入的数据：暂时用最后一行的数据进行插入
int lastOid = int.Parse(dataGridView1.Rows[AttriTable.Rows.Count - 1].Cells["oid"].Value.ToString());
IRowBuffer lastRow = fc.GetRow(lastOid);
for (int i = 0; i < fc.GetFields().Count; ++i)
{
string strColName = fc.GetFields().Get(i).Name;
int nPos = rb.FieldIndex(strColName);
if (fc.GetFields().Get(i).Name != "oid")
{
rb.SetValue(nPos, lastRow.GetValue(nPos)); //插入字段值
}
}
// 构造界面显示数据
for (int j = 0; j < AttriTable.Columns.Count; ++j)
{
string strColName = AttriTable.Columns[j].ColumnName;
int nPos = rb.FieldIndex(strColName);
if (nPos != -1 && strColName != "oid")
{
if (lastRow.GetValue(nPos) != null)
{
dr[j] = lastRow.GetValue(nPos).ToString();
}
}
if ("GroupName" == strColName)
{
dr[j] = this.dataGridView1.Rows[AttriTable.Rows.Count - 1].Cells["GroupName"].Value.ToString();
}
}
// 往数据库中增加
cursor = fc.Insert();
cursor.InsertRow(rb);
// 往界面DataTable上增加
dr["oid"] = cursor.LastInsertId; //获取插入后oid值在界面显示
AttriTable.Rows.Add(dr);
this.dataGridView1.Refresh();
this.dataGridView1.Rows[AttriTable.Rows.Count - 1].Selected = true;
this.dataGridView1.FirstDisplayedScrollingRowIndex = AttriTable.Rows.Count - 1;
MessageBox.Show("增加记录成功");
// 更新表头文字
if (FilterWhereClause.Equals(""))
{
this.Text = "Attributes of " + Info.featureclassName + " [Total records: " + fc.GetCount(null).ToString() + "]";
}
else
{
this.Text = "Attributes of " + Info.featureclassName + " [Total records: " + AttriTable.Rows.Count.ToString() + "]" + " Filter: " + FilterWhereClause;
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (cursor != null)
{
//Marshal.ReleaseComObject(cursor);
cursor = null;
}
}
}
private void toolStripMenuItemQuery_Click(object sender, EventArgs e)
{
string fc_name = selectNode.Text;
string set_name = selectNode.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dataset = ds.OpenFeatureDataset(set_name);
fc = dataset.OpenFeatureClass(fc_name);
QueryFilterDlg pQueryFilterDlg = new QueryFilterDlg();
for (int index = 0; index < fc.GetFields().Count; index++)
{
pQueryFilterDlg.FieldList_listBox.Items.Add(fc.GetFields().Get(index).Name);
}
if (DialogResult.OK == pQueryFilterDlg.ShowDialog())
{
IQueryFilter filter = new QueryFilter();
filter.WhereClause = pQueryFilterDlg.QueryFilter_txt.Text;
int nCount = fc.GetCount(filter);
if (nCount == 0)
{
return;
}
// 初始化表格
DataTable dt = CreateDataTable(fc);
// 查找数据
GetResultSet(fc, filter, dt);
// 显示表格
FCConnectionInfo info = new FCConnectionInfo(ci, set_name, fc_name);
new AttributeFrm(dt, info, filter.WhereClause).Show();
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
}
}
/// <summary>
/// 在要素类里删除要素
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButtonDeleteFeature_Click(object sender, EventArgs e)
{
if (dsFactory == null)
{
dsFactory = new DataSourceFactory();
}
IDataSource ds = null;
IFeatureDataSet dataset = null;
IFeatureClass fc = null;
try
{
if (dataGridView1.SelectedRows.Count > 0)
{
if (MessageBox.Show("该操作无法恢复，请确定是否删除所选择的要素？", "提示信息", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning) == DialogResult.OK)
{
ds = dsFactory.OpenDataSource(Info.ci);
dataset = ds.OpenFeatureDataset(Info.datasetName);
fc = dataset.OpenFeatureClass(Info.featureclassName);
int oid = int.Parse(dataGridView1.SelectedRows[0].Cells["oid"].Value.ToString());
// 从数据库中删除
IQueryFilter filter = new QueryFilter();
filter.WhereClause = "oid = " + oid;
int nRet = fc.Delete(filter);
MessageBox.Show("成功删除" + nRet + "条记录");
// 从界面DataTable中删除
int index = dataGridView1.SelectedRows[0].Index;
AttriTable.Rows.RemoveAt(index);
this.dataGridView1.Refresh();
if (index < dataGridView1.RowCount)
{
this.dataGridView1.Rows[index].Selected = true;
this.dataGridView1.FirstDisplayedScrollingRowIndex = index;
}
else
{
this.dataGridView1.Rows[dataGridView1.RowCount - 1].Selected = true;
this.dataGridView1.FirstDisplayedScrollingRowIndex = dataGridView1.RowCount - 1;
}
// 更新表头文字
if (FilterWhereClause.Equals(""))
{
this.Text = "Attributes of " + Info.featureclassName + " [Total records: " + fc.GetCount(null).ToString() + "]";
}
else
{
this.Text = "Attributes of " + Info.featureclassName + " [Total records: " + AttriTable.Rows.Count.ToString() + "]" + " Filter: " + FilterWhereClause;
}
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dataset != null)
{
//Marshal.ReleaseComObject(dataset);
dataset = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
}
}
private void modifyFieldToolStripMenuItem_Click(object sender, EventArgs e)
{
string fieldInfo_name = selectNode.Text;
string fc_name = selectNode.Parent.Text;
string set_name = selectNode.Parent.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dset = null;
IFeatureClass fc = null;
IFieldInfo newFieldInfo = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dset = ds.OpenFeatureDataset(set_name);
fc = dset.OpenFeatureClass(fc_name);
// 获取fieldinfo对象
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
if (fieldInfo_name == fieldinfo.Name)
{
newFieldInfo = fieldinfo;
break;
}
}
OperateFieldInfoForm form = new OperateFieldInfoForm(newFieldInfo);
if (form.ShowDialog() == DialogResult.OK)
{
newFieldInfo = form.newFieldInfo;
fc.LockType = gviLockType.gviLockExclusiveSchema;
fc.ModifyField(newFieldInfo);
fc.LockType = gviLockType.gviLockSharedSchema;
// 修改树上的节点
selectNode.Text = newFieldInfo.Name;
MessageBox.Show("修改成功");
}
}
catch (COMException comEx)
{
System.Diagnostics.Trace.WriteLine(comEx.Message);
MessageBox.Show("修改失败");
}
catch (System.Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
MessageBox.Show("修改失败");
}
finally
{
fc.LockType = gviLockType.gviLockSharedSchema;
if (newFieldInfo != null)
{
//Marshal.ReleaseComObject(newFieldInfo);
newFieldInfo = null;
}
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (dset != null)
{
//Marshal.ReleaseComObject(dset);
dset = null;
}
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
}
}
public override bool InitResource()
{
if (this._isInit)
{
return(true);
}
if (DF3DPipeCreateApp.App.TemplateLib == null)
{
this._isInit = false;
return(false);
}
try
{
IDataSource ds = DF3DPipeCreateApp.App.TemplateLib;
if (ds != null)
{
IFeatureDataSet fds = ds.OpenFeatureDataset("DataSet_BIZ");
if (fds != null)
{
IResourceManager res = fds as IResourceManager;
this._fmodel = res.GetModel(this._modelId.ToString());
this._smodel = res.GetSimplifiedModel(this._modelId.ToString());
List <string> list = new List <string>();
if (this._fmodel != null)
{
string[] imageNames = this._fmodel.GetImageNames();
if ((imageNames != null) && (imageNames.Length > 0))
{
foreach (string str in imageNames)
{
if (!list.Contains(str))
{
list.Add(str);
}
}
}
}
if (this._smodel != null)
{
string[] strArray2 = this._smodel.GetImageNames();
if ((strArray2 != null) && (strArray2.Length > 0))
{
foreach (string str2 in strArray2)
{
if (!list.Contains(str2))
{
list.Add(str2);
}
}
}
}
if (list.Count > 0)
{
this._images = new PropertySetClass();
foreach (string str3 in list)
{
IImage image = res.GetImage(str3);
this._images.SetProperty(str3, image);
}
}
}
}
this._isInit = true;
return(true);
}
catch (Exception ex)
{
this._isInit = false;
return(false);
}
}
private void createDataSetToolStripMenuItem_Click(object sender, EventArgs e)
{
DataSetForm setForm = new DataSetForm();
if (setForm.ShowDialog() != DialogResult.OK)
{
return;
}
IDataSource ds = null;
IFeatureDataSet dset = null;
try
{
myTreeNode node = (myTreeNode)selectNode;
IConnectionInfo ci = node.con;
ds = dsFactory.OpenDataSource(ci);
ICoordinateReferenceSystem coorSys = coorFactory.CreateFromWKT(setForm.CoordString);
dset = ds.CreateFeatureDataset(setForm.DatasetName, coorSys as SpatialCRS);
//开起事务:往普通表里插入记录
ds.StartEditing();
bool saveEditing = false;
if (CreateLCRecordOfFDS(ds, dset.Name))
{
saveEditing = true;
}
else
{
saveEditing = false;
}
ds.StopEditing(saveEditing);
// 如果事务失败，则回退创建dataset动作
if (saveEditing == false)
{
ds.DeleteFeatureDataset(dset.Name);
MessageBox.Show("创建失败");
return;
}
// 往树上挂节点
TreeNode setNode = new TreeNode(setForm.DatasetName, 1, 1);
node.Nodes.Add(setNode);
setNode.ContextMenuStrip = this.contextMenuStrip2;
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
if (dset != null)
{
//Marshal.ReleaseComObject(dset);
dset = null;
}
}
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if(System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
return;
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
//因为此处只加载的该要素数据集，故初始化ICommandManager一次即可
ICommandManagerFactory cmdFac = new CommandManagerFactory();
backUpFile = Application.StartupPath + "\\" + Guid.NewGuid().ToString() + ".fdb";
cmdManager = cmdFac.CreateCommandManager(dataset, backUpFile) as CommandManagerClass;
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
return;
fcMap = new Hashtable(fcnames.Length);
fcuidMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List<string> geoNames = new List<string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
continue;
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
continue;
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
fcuidMap.Add(fc.Guid, fc);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List<string> geoNames = (List<string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
continue;
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
continue;
IEulerAngle angle = new EulerAngle();
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
this.axRenderControl1.MouseSelectObjectMask = gviMouseSelectObjectMask.gviSelectAll;
this.axRenderControl1.MouseSelectMode = gviMouseSelectMode.gviMouseSelectClick;
this.axRenderControl1.RcMouseClickSelect += new _IRenderControlEvents_RcMouseClickSelectEventHandler(axRenderControl1_RcMouseClickSelect);
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "UndoRedo.html";
}
}
private void createFieldToolStripMenuItem_Click(object sender, EventArgs e)
{
string fc_name = selectNode.Text;
string set_name = selectNode.Parent.Text;
myTreeNode node = (myTreeNode)selectNode.Parent.Parent;
IConnectionInfo ci = node.con;
IDataSource ds = null;
IFeatureDataSet dset = null;
IFeatureClass fc = null;
try
{
ds = dsFactory.OpenDataSource(ci);
dset = ds.OpenFeatureDataset(set_name);
fc = dset.OpenFeatureClass(fc_name);
OperateFieldInfoForm form = new OperateFieldInfoForm(null);
if (form.ShowDialog() == DialogResult.OK)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo newFieldInfo = form.newFieldInfo;
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
if (newFieldInfo.Name == fieldinfo.Name)
{
MessageBox.Show("已有同名字段，添加失败");
return;
}
}
fc.LockType = gviLockType.gviLockExclusiveSchema;
fc.AddField(newFieldInfo);
fc.LockType = gviLockType.gviLockSharedSchema;
// 往树上挂节点
TreeNode fieldNode = new TreeNode(newFieldInfo.Name, 1, 1);
selectNode.Nodes.Add(fieldNode);
fieldNode.ContextMenuStrip = this.contextMenuStrip4;
}
}
catch (COMException comEx)
{
System.Diagnostics.Trace.WriteLine(comEx.Message);
MessageBox.Show("添加失败");
}
catch (System.Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
MessageBox.Show("添加失败");
}
finally
{
fc.LockType = gviLockType.gviLockSharedSchema;
if (fc != null)
{
//Marshal.ReleaseComObject(fc);
fc = null;
}
if (dset != null)
{
//Marshal.ReleaseComObject(dset);
dset = null;
}
if (ds != null)
{
//Marshal.ReleaseComObject(ds);
ds = null;
}
}
}
private void cbGlobe_CheckedChanged(object sender, EventArgs e)
{
if (cbGlobe.Checked)
{
// 重置RenderControl控件置为球
string tmpTedPath = (strMediaPath + @"\terrain\SingaporeGlobeTerrain.ted");
string wkt = this.axRenderControl1.GetTerrainCrsWKT(tmpTedPath, "");
this.axRenderControl1.Reset2(wkt);
// 注册地形
this.axRenderControl1.Terrain.RegisterTerrain(tmpTedPath, "");
//this.axRenderControl1.Terrain.FlyTo();
cbUseEarthOrbitManipulator.Enabled = true;
}
else
{
// 重置RenderControl控件置为平面
string tmpTedPath = (strMediaPath + @"\terrain\SingaporePlanarTerrain.ted");
string wkt = this.axRenderControl1.GetTerrainCrsWKT(tmpTedPath, "");
this.axRenderControl1.Reset2(wkt);
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 注册地形
this.axRenderControl1.Terrain.RegisterTerrain(tmpTedPath, "");
//this.axRenderControl1.Terrain.FlyTo();
cbUseEarthOrbitManipulator.Enabled = false;
}
#region 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
angle.Set(0, -20, 0);
point = new GeometryFactory().CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
point.SpatialCRS = fc.FeatureDataSet.SpatialReference;
point.SetCoords(env.Center.X, env.Center.Y, env.Center.Z, 0, 0);
this.axRenderControl1.Camera.LookAt2(point, 500, angle);
}
hasfly = true;
}
}
#endregion
}
private void init()
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
this.axRenderControl1.Camera.FlyTime = 1;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\13_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\13_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\13_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\13_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\13_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\13_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
#region 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\SDKDEMO.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
if (!geoName.Equals("Geometry"))
{
continue;
}
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
IEulerAngle angle = new EulerAngle();
angle.Set(0, -20, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 1000, angle);
}
hasfly = true;
}
}
#endregion
}
private void MainForm_Load(object sender, System.EventArgs e)
{
// 初始化RenderControl控件
IPropertySet ps = new PropertySet();
ps.SetProperty("RenderSystem", gviRenderSystem.gviRenderOpenGL);
this.axRenderControl1.Initialize(true, ps);
this.axRenderControl1.Camera.FlyTime = 1;
rootId = this.axRenderControl1.ObjectManager.GetProjectTree().RootID;
// 设置天空盒
if (System.IO.Directory.Exists(strMediaPath))
{
string tmpSkyboxPath = strMediaPath + @"\skybox";
ISkyBox skybox = this.axRenderControl1.ObjectManager.GetSkyBox(0);
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBack, tmpSkyboxPath + "\\1_BK.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageBottom, tmpSkyboxPath + "\\1_DN.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageFront, tmpSkyboxPath + "\\1_FR.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageLeft, tmpSkyboxPath + "\\1_LF.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageRight, tmpSkyboxPath + "\\1_RT.jpg");
skybox.SetImagePath(gviSkyboxImageIndex.gviSkyboxImageTop, tmpSkyboxPath + "\\1_UP.jpg");
}
else
{
MessageBox.Show("请不要随意更改SDK目录名");
return;
}
// 加载FDB场景
try
{
IConnectionInfo ci = new ConnectionInfo();
ci.ConnectionType = gviConnectionType.gviConnectionFireBird2x;
string tmpFDBPath = (strMediaPath + @"\TemporalOldSummerPalace.FDB");
ci.Database = tmpFDBPath;
IDataSourceFactory dsFactory = new DataSourceFactory();
IDataSource ds = dsFactory.OpenDataSource(ci);
string[] setnames = (string[])ds.GetFeatureDatasetNames();
if (setnames.Length == 0)
{
return;
}
IFeatureDataSet dataset = ds.OpenFeatureDataset(setnames[0]);
string[] fcnames = (string[])dataset.GetNamesByType(gviDataSetType.gviDataSetFeatureClassTable);
if (fcnames.Length == 0)
{
return;
}
fcMap = new Hashtable(fcnames.Length);
bool hasSetTime = false;
foreach (string name in fcnames)
{
IFeatureClass fc = dataset.OpenFeatureClass(name);
// 找到空间列字段
List <string> geoNames = new List <string>();
IFieldInfoCollection fieldinfos = fc.GetFields();
for (int i = 0; i < fieldinfos.Count; i++)
{
IFieldInfo fieldinfo = fieldinfos.Get(i);
if (null == fieldinfo)
{
continue;
}
IGeometryDef geometryDef = fieldinfo.GeometryDef;
if (null == geometryDef)
{
continue;
}
geoNames.Add(fieldinfo.Name);
}
fcMap.Add(fc, geoNames);
if (!fc.Name.Equals("水系"))
{
///* 准备数据时打开，执行完后注释掉
// 开启时态
//if (!fc.HasTemporal())
//{
// fc.LockType = gviLockType.gviLockExclusiveSchema;
// DateTime defaultBirthDatetime = new DateTime(2010, 1, 1);
// fc.EnableTemporal(defaultBirthDatetime, "StartDate", "EndDate");
// fc.LockType = gviLockType.gviLockSharedSchema;
//}
if (!hasSetTime)
{
ITemporalManager tm = fc.TemporalManager;
DateTime[] times = tm.GetKeyDatetimes();
for (int tt = 0; tt < times.Length; tt++)
{
double keytime = times[tt].ToOADate();
timelist.Add(keytime);
}
if (timelist.Count > 3)
{
this.trackBarTime.Minimum = (int)((double)timelist[0]);
this.trackBarTime.Maximum = (int)((double)timelist[timelist.Count - 1] - 1);
}
// 设置时间轴
this.trackBarTime.Value = this.trackBarTime.Minimum;
// 创建OverlayLabel
label = this.axRenderControl1.ObjectManager.CreateOverlayLabel(rootId);
label.Text = "乾隆初期";
label.SetX(0, 0.5f, 0);
label.SetY(0, 0, 0.5f);
label.SetWidth(0, 1, 0);
label.SetHeight(0, 0, 1);
label.Alignment = gviPivotAlignment.gviPivotAlignTopLeft;
TextAttribute att = new TextAttribute();
att.Font = "幼圆";
att.TextColor = System.Drawing.Color.Red;
att.TextSize = 25;
label.TextStyle = att;
hasSetTime = true;
}
}
} //end of fc
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
return;
}
// CreateFeautureLayer
bool hasfly = false;
foreach (IFeatureClass fc in fcMap.Keys)
{
List <string> geoNames = (List <string>)fcMap[fc];
foreach (string geoName in geoNames)
{
IFeatureLayer featureLayer = this.axRenderControl1.ObjectManager.CreateFeatureLayer(
fc, geoName, null, null, rootId);
if (!fc.Name.Equals("水系") && geoName.Equals("Geometry"))
{
featureLayer.EnableTemporal = true;
layers.Add(featureLayer);
//设置curLayer的时刻
if (featureLayer != null)
{
DateTime d = DateTime.FromOADate((double)this.trackBarTime.Value);
featureLayer.Time = d;
}
}
if (!hasfly)
{
IFieldInfoCollection fieldinfos = fc.GetFields();
IFieldInfo fieldinfo = fieldinfos.Get(fieldinfos.IndexOf(geoName));
IGeometryDef geometryDef = fieldinfo.GeometryDef;
IEnvelope env = geometryDef.Envelope;
if (env == null || (env.MaxX == 0.0 && env.MaxY == 0.0 && env.MaxZ == 0.0 &&
env.MinX == 0.0 && env.MinY == 0.0 && env.MinZ == 0.0))
{
continue;
}
angle.Set(0, -40, 0);
this.axRenderControl1.Camera.LookAt(env.Center, 100, angle);
}
hasfly = true;
}
}
{
this.helpProvider1.SetShowHelp(this.axRenderControl1, true);
this.helpProvider1.SetHelpString(this.axRenderControl1, "");
this.helpProvider1.HelpNamespace = "TemporalOldSummerPalace.html";
}
}
