public IGeometry EndFeatureMove(int x, int y)
{
if (MyfeedBack == null)
{
return(null);
}
IGeometry geometry = null;
try
{
if ((MyfeedBack as IMovePointFeedback) != null)
{
IMovePointFeedback pointMoveFeedback = MyfeedBack as IMovePointFeedback;
geometry = pointMoveFeedback.Stop();
}
else if ((MyfeedBack as IMoveLineFeedback) != null)
{
IMoveLineFeedback lineMoveFeedback = MyfeedBack as IMoveLineFeedback;
geometry = lineMoveFeedback.Stop();
}
else if ((MyfeedBack as IMovePolygonFeedback) != null)
{
IMovePolygonFeedback polygonMoveFeedback = MyfeedBack as IMovePolygonFeedback;
geometry = polygonMoveFeedback.Stop();
}
}
catch { return(null); }
MyfeedBack = null;
return(geometry);
}
public override void OnMouseUp(int Button, int Shift, int X, int Y)
{
// TODO: Add ModifyShape.OnMouseUp implementation
if (m_Feedback == null)
{
return;
}
IActiveView pActiveView = m_MapControl.ActiveView;
IPoint pPoint = pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
if (m_Feedback is IMovePointFeedback)
{
IMovePointFeedback pPointMove = (IMovePointFeedback)m_Feedback;
IGeometry pGeometry = pPointMove.Stop();
UpdateFeature(m_EditFeature, pGeometry);
}
else if (m_Feedback is IMoveLineFeedback) //线 对象移动
{
IMoveLineFeedback pLineMove = (IMoveLineFeedback)m_Feedback;
IGeometry pGeometry = pLineMove.Stop();
UpdateFeature(m_EditFeature, pGeometry);
}
else if (m_Feedback is IMovePolygonFeedback)
{
IMovePolygonFeedback pPolygonMove = (IMovePolygonFeedback)m_Feedback;
IGeometry pGeometry = pPolygonMove.Stop();
UpdateFeature(m_EditFeature, pGeometry);
}
m_Feedback = null;
pActiveView.Refresh();
}
//初始化反馈对象参数
private void button3_Click(object sender, EventArgs e)
{
strOperator = "move";
m_MovePointFeedback = new MovePointFeedbackClass();
m_MoveLineFeedback = new MoveLineFeedbackClass();
m_MovePolygonFeedback = new MovePolygonFeedbackClass();
}
public void FeatureMoveMouseDown(int x, int y)
{
if (MyselectedLayer == null)
{
return;
}
if ((MyselectedLayer as IGeoFeatureLayer) == null)
{
return;
}
IFeatureLayer featureLayer = MyselectedLayer as IFeatureLayer;
IFeatureClass featureClass = featureLayer.FeatureClass;
if (featureClass == null)
{
return;
}
if (MyselectedFeature.Count < 1)
{
return;
}
IFeature feature = MyselectedFeature[0];
IGeometry startGeom = feature.Shape;
IPoint point = MyMapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
try
{
switch (featureClass.ShapeType)
{
case esriGeometryType.esriGeometryPoint:
MyfeedBack = new MovePointFeedbackClass();
MyfeedBack.Display = MyMapControl.ActiveView.ScreenDisplay;
IMovePointFeedback pointMoveFeedback = MyfeedBack as IMovePointFeedback;
pointMoveFeedback.Start(startGeom as IPoint, point);
break;
case esriGeometryType.esriGeometryPolyline:
MyfeedBack = new MoveLineFeedbackClass();
MyfeedBack.Display = MyMapControl.ActiveView.ScreenDisplay;
IMoveLineFeedback lineMoveFeedback = MyfeedBack as IMoveLineFeedback;
lineMoveFeedback.Start(startGeom as IPolyline, point);
break;
case esriGeometryType.esriGeometryPolygon:
MyfeedBack = new MovePolygonFeedbackClass();
MyfeedBack.Display = MyMapControl.ActiveView.ScreenDisplay;
IMovePolygonFeedback polygonMoveFeedback = MyfeedBack as IMovePolygonFeedback;
polygonMoveFeedback.Start(startGeom as IPolygon, point);
break;
default:
break;
}
}
catch { return; }
}
public Form1()
{
ESRI.ArcGIS.RuntimeManager.Bind(ESRI.ArcGIS.ProductCode.EngineOrDesktop);
ESRI.ArcGIS.RuntimeManager.BindLicense(ESRI.ArcGIS.ProductCode.Engine);
m_MovePointFeedback = new MovePointFeedbackClass();
m_MoveLineFeedback = new MoveLineFeedbackClass();
m_MovePolygonFeedback = new MovePolygonFeedbackClass();
InitializeComponent();
}
private void axMapControl1_OnMouseUp(object sender, IMapControlEvents2_OnMouseUpEvent e)
{
if (m_Feature == null)
{
return;
}
IGeometry resultGeometry = null;
switch (strOperator)
{
case "move":
if (m_Feature.Shape.GeometryType == esriGeometryType.esriGeometryPoint)
{
//停止移动
resultGeometry = m_MovePointFeedback.Stop() as IGeometry;
m_Feature.Shape = resultGeometry;
}
else if (m_Feature.Shape.GeometryType == esriGeometryType.esriGeometryPolyline)
{
//停止移动
resultGeometry = m_MoveLineFeedback.Stop() as IGeometry;
m_Feature.Shape = resultGeometry;
}
else if (m_Feature.Shape.GeometryType == esriGeometryType.esriGeometryPolygon)
{
//停止移动
resultGeometry = m_MovePolygonFeedback.Stop() as IGeometry;
m_Feature.Shape = resultGeometry;
}
IWorkspaceEdit workspaceEdit;
IWorkspace workspace;
IDataset dataset = m_FeatureLayer.FeatureClass as IDataset;
workspace = dataset.Workspace;
workspaceEdit = workspace as IWorkspaceEdit;
//开始编辑
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
//保存实体
m_Feature.Store();
//结束编辑
workspaceEdit.StopEditOperation();
workspaceEdit.StopEditing(true);
m_MovePointFeedback = null;
m_MoveLineFeedback = null;
m_MovePolygonFeedback = null;
break;
}
m_activeView.Refresh();
this.axMapControl1.Map.ClearSelection();
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
// TODO: Add ModifyShape.OnMouseDown implementation
m_MapControl.Map.ClearSelection();
m_MapControl.ActiveView.Refresh();
SelectMouseDown(X, Y);
IEnumFeature pSelected = (IEnumFeature)m_MapControl.Map.FeatureSelection;
IFeature pFeature = pSelected.Next();
if (pFeature == null)
{
return;
}
IActiveView pActiveView = m_MapControl.ActiveView;
IPoint pPoint = pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
//设置捕捉容差
double tol = ConvertPixelsToMapUnits(pActiveView, 4);
IGeometry pGeom = pFeature.Shape;
IObjectClass pObjectClass = pFeature.Class;
m_EditFeature = pFeature;
switch (pGeom.GeometryType)
{
case esriGeometryType.esriGeometryPoint:
m_Feedback = new MovePointFeedbackClass();
m_Feedback.Display = pActiveView.ScreenDisplay;
IMovePointFeedback pPointMove = (IMovePointFeedback)m_Feedback;
pPointMove.Start((IPoint)pGeom, pPoint);
break;
case esriGeometryType.esriGeometryPolyline:
m_Feedback = new MoveLineFeedbackClass();
m_Feedback.Display = pActiveView.ScreenDisplay;
IMoveLineFeedback m_MoveLineFeedback = (IMoveLineFeedback)m_Feedback;
m_MoveLineFeedback.Start((IPolyline)pGeom, pPoint);
break;
case esriGeometryType.esriGeometryPolygon:
m_Feedback = new MovePolygonFeedbackClass();
m_Feedback.Display = pActiveView.ScreenDisplay;
IMovePolygonFeedback m_MovePolygonFeedback = (IMovePolygonFeedback)m_Feedback;
m_MovePolygonFeedback.Start((IPolygon)pGeom, pPoint);
break;
}
}
/// <summary>
/// 完成地图对象移动，取得移动后的对象，并将其更新到图层中
/// 建议在Map.MouseUp事件中调用本方法
/// </summary>
public void MoveFeatureEnd()
{
IGeometry pGeometry;
try
{
if (m_pFeedback == null)
{
return;
}
if (m_pFeedback is IMovePointFeedback)
{
IMovePointFeedback pPointMove = (IMovePointFeedback)m_pFeedback;
pGeometry = pPointMove.Stop();
UpdateFeature(m_pEditFeature, pGeometry);
}
else if (m_pFeedback is IMoveLineFeedback)
{
IMoveLineFeedback pLineMove = (IMoveLineFeedback)m_pFeedback;
pGeometry = pLineMove.Stop();
UpdateFeature(m_pEditFeature, pGeometry);
}
else if (m_pFeedback is IMovePolygonFeedback)
{
IMovePolygonFeedback pPolyMove = (IMovePolygonFeedback)m_pFeedback;
pGeometry = pPolyMove.Stop();
UpdateFeature(m_pEditFeature, pGeometry);
}
m_pFeedback = null;
IActiveView pActiveView = (IActiveView)m_pMap;
pActiveView.Refresh();
}
catch (Exception e)
{
Console.WriteLine(e.Message.ToString());
}
}