private void GetSecondPoint()
{
INumberDialog numDialog = new NumberDialogClass();
// Set the second point equal to the active point which may have been snapped
m_secondPoint = m_activePoint;
// Get the angle
if (numDialog.DoModal("Angle 2", -45, 2, m_editor.Display.hWnd))
{
m_secondAngle = numDialog.Value * Math.PI / 180;
}
else
{
m_etoolPhase = ToolPhase.Inactive;
return;
}
// Get the intersection point
IConstructPoint constructPoint = new PointClass();
constructPoint.ConstructAngleIntersection(m_firstPoint, m_firstAngle, m_secondPoint, m_secondAngle);
IPoint point = constructPoint as IPoint;
if (point.IsEmpty)
{
m_etoolPhase = ToolPhase.Inactive;
MessageBox.Show("No Point Calculated");
return;
}
// Draw the calculated intersection point and erase previous snap feedback
m_activePoint = point;
m_etoolPhase = ToolPhase.Intersection;
m_snappingFeedback.Update(null, 0);
DrawPoint(m_activePoint);
}
void MapImage_MouseDoubleClick(object sender, MouseEventArgs e)
{
if (m_ToolPhase == ToolPhase.WaitFirst)
{
return;
}
//if (DataProvider == null) NoDataProvider();
//compleate polygon
if (m_Vertices.Count < 3)
{
return;
}
m_Vertices.Add(m_Vertices[0]);
var linearRing = new LinearRing(m_Vertices);
Geometry polygon = new Polygon(linearRing);
//polygon = GeometryTransform.TransformGeometry(polygon, CoordinateSystems.SphericalMercatorCS,
// CoordinateSystems.WGS84);
m_ToolPhase = ToolPhase.WaitFirst;
var connectionString = ConnectionManager.DefaultInstance.ConnectionString;
var connection = new SqlConnection(connectionString);
var valid = SqlExecHelper.SqlGeometryValidation(connection, polygon);
if (!valid)
{
MessageForm.Show(Resources.gis_MtIndependentPolygonBufferZone_CheckValidityMsg);
}
else
{
//show form
var frm = new PolygonBufZone();
//frm.ZoneLayer = string.Empty;
if (frm.ShowDialog() == DialogResult.OK)
{
if (m_TargetLayerGuid == Guid.Empty)
{
return;
}
var eidssUserBufZoneLayer =
(EidssUserBufZoneLayer)UserDbLayersManager.GetUserLayer(m_TargetLayerGuid);
if (eidssUserBufZoneLayer == null)
{
return;
}
var userBufZone = new EidssUserBufZoneLayer.UserBufZone
{
Geometry = polygon,
Description = frm.Description,
Name = frm.ZoneName,
//Center = new Point(0, 0)
};
eidssUserBufZoneLayer.AddNewZone(userBufZone);
}
}
MapImage.Refresh();
m_Vertices.Clear();
m_Points.Clear();
m_LastMousePosition = System.Drawing.Point.Empty;
}
private void GetIntersection()
{
IEditSketch editSketch = m_editor as IEditSketch;
editSketch.AddPoint(m_activePoint, true);
// Set the phase to inactive, back to beginning
m_etoolPhase = ToolPhase.Inactive;
}
private void GetSecondPoint()
{
INumberDialog numDialog = new NumberDialogClass();
// Set the second point equal to the active point which may have been snapped
m_secondPoint = m_activePoint;
// Get the angle
if (numDialog.DoModal("Angle 2", -45, 2, m_editor.Display.hWnd))
{
m_secondAngle = numDialog.Value * Math.PI / 180;
}
else
{
m_etoolPhase = ToolPhase.Inactive;
return;
}
// Get the intersection point
IConstructPoint constructPoint = new PointClass();
constructPoint.ConstructAngleIntersection(m_firstPoint, m_firstAngle, m_secondPoint, m_secondAngle);
IPoint point = constructPoint as IPoint;
if (point.IsEmpty)
{
m_etoolPhase = ToolPhase.Inactive;
MessageBox.Show("No Point Calculated");
return;
}
// Draw the calculated intersection point and erase previous snap feedback
m_activePoint = point;
m_etoolPhase = ToolPhase.Intersection;
m_snappingFeedback.Update(null, 0);
DrawPoint(m_activePoint);
}
private void GetFirstPoint()
{
INumberDialog numDialog = new NumberDialogClass();
// Set first point to the active point which may have been snapped
m_firstPoint = m_activePoint;
// Get the angle
if (numDialog.DoModal("Angle 1", 45, 2, m_editor.Display.hWnd))
{
m_firstAngle = numDialog.Value * Math.PI / 180;
m_etoolPhase = ToolPhase.SecondPoint;
}
}
public void OnKeyDown(int keyState, int shift)
{
// If the escape key is used, throw away the calculated point
if (keyState == (int)Keys.Escape)
m_etoolPhase = ToolPhase.Inactive;
}
public void Initialize(IEditor pEditor)
{
// Initialize the constructor
m_editor = pEditor as IEditor;
m_edSketch = pEditor as IEditSketch3;
//Get the snap environment
m_snappingEnv = m_editor.Parent.FindExtensionByName("ESRI Snapping") as ISnappingEnvironment;
m_snapper = m_snappingEnv.PointSnapper;
m_snappingFeedback = new SnappingFeedbackClass();
m_snappingFeedback.Initialize(m_editor.Parent, m_snappingEnv, true);
m_firstPoint = new PointClass();
m_secondPoint = new PointClass();
m_activePoint = new PointClass();
// Set the phase to inactive so we start at the beginning
m_etoolPhase = ToolPhase.Inactive;
}
private void CutSelectedPolygon()
{
if (m_selectedFeature == null)
{
MessageBox.Show("请先选择要分割的面要素！！", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
m_toolPhase = ToolPhase.SelectFeature;
return;
}
//在屏幕上绘制用于分割的线要素
IScreenDisplay screenDisplay = m_activeView.ScreenDisplay;
ISimpleLineSymbol sym = new SimpleLineSymbolClass();
IRgbColor color = new RgbColorClass();
color.Red = 255;
color.Green = 128;
color.Blue = 128;
sym.Color = color;
sym.Style = esriSimpleLineStyle.esriSLSSolid;
sym.Width = 2;
IRubberBand cutBand = new RubberLineClass();
IGeometry cutGeometry = cutBand.TrackNew(screenDisplay, sym as ISymbol);
screenDisplay.StartDrawing(screenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
screenDisplay.SetSymbol(sym as ISymbol);
screenDisplay.DrawPolyline(cutGeometry);
screenDisplay.FinishDrawing();
IFeatureClass featureClass = m_selectedFeature.Class as IFeatureClass;
IDataset dataset = featureClass as IDataset;
IWorkspaceEdit workspaceEdit = dataset.Workspace as IWorkspaceEdit;
if (!(workspaceEdit.IsBeingEdited()))
{
return;
}
//分割选择的面要素
if (cutGeometry.IsEmpty == true)
{
return;
}
try
{
workspaceEdit.StartEditOperation();
IFeatureEdit featureEdit = m_selectedFeature as IFeatureEdit;
//分割产生新的面要素
ISet newFeaturesSet = featureEdit.Split(cutGeometry);
//亮闪新要素
if (newFeaturesSet != null)
{
newFeaturesSet.Reset();
for (int featureCount = 0; featureCount < newFeaturesSet.Count; featureCount++)
{
IFeature newFeature = newFeaturesSet.Next() as IFeature;
FlashGeometry(newFeature.Shape, 3, 20);
}
}
workspaceEdit.StopEditOperation();
}
catch (Exception ex)
{
workspaceEdit.AbortEditOperation();
//SysLogHelper.WriteOperationLog("要素分割错误", ex.Source, "数据编辑");
MessageBox.Show("分割面要素失败！！" + ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, m_activeView.Extent);
m_toolPhase = ToolPhase.SelectFeature;
}
private void CutSelectedPolygon()
{
bool isSuccess = false;
if (m_selectedFeature == null)
{
MessageBox.Show("请先选择要分割的面要素！！", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
m_toolPhase = ToolPhase.SelectFeature;
return;
}
//在屏幕上绘制用于分割的线要素
IScreenDisplay screenDisplay = m_activeView.ScreenDisplay;
ISimpleLineSymbol sym = new SimpleLineSymbolClass();
IRgbColor color = new RgbColorClass();
color.Red = 255;
color.Green = 128;
color.Blue = 128;
sym.Color = color;
sym.Style = esriSimpleLineStyle.esriSLSSolid;
sym.Width = 2;
IRubberBand cutBand = new RubberLineClass();
IGeometry reshaprGeometry = cutBand.TrackNew(screenDisplay, sym as ISymbol);
screenDisplay.StartDrawing(screenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
screenDisplay.SetSymbol(sym as ISymbol);
screenDisplay.DrawPolyline(reshaprGeometry);
screenDisplay.FinishDrawing();
IFeatureClass featureClass = m_selectedFeature.Class as IFeatureClass;
IDataset dataset = featureClass as IDataset;
IWorkspaceEdit workspaceEdit = dataset.Workspace as IWorkspaceEdit;
if (!(workspaceEdit.IsBeingEdited()))
{
return;
}
//分割选择的面要素
if (reshaprGeometry.IsEmpty == true)
{
return;
}
try
{
IPolyline reshapePolyline, sourcePolyline = null;
IPolygon4 polygon = null;
IRing ring = null, innerRing = null, outRing = null;
IPath reshapePath = null;
IGeometryCollection pathCollection = null;
IGeometry geometry = m_selectedFeature.Shape;
switch (geometry.GeometryType)
{
case esriGeometryType.esriGeometryPolygon:
bool outerSuccess = false, innerSuccess = false;
IGeometryBag innerRingGeometryBag = null;
IGeometryCollection innerRingGeometryCollection = null;
reshapePolyline = reshaprGeometry as IPolyline;
pathCollection = reshapePolyline as IGeometryCollection;
//只可能产生一条polyline，直接写死
reshapePath = pathCollection.Geometry[0] as IPath;
polygon = geometry as IPolygon4;
IGeometryBag exteriorRingGeometryBag = polygon.ExteriorRingBag;
IGeometryCollection exteriorRingGeometryCollection = exteriorRingGeometryBag as IGeometryCollection;
for (int i = 0; i < exteriorRingGeometryCollection.GeometryCount; i++)
{
outRing = exteriorRingGeometryCollection.Geometry[i] as IRing;
bool a = outRing.Reshape(reshapePath);
outerSuccess = outerSuccess || a;
innerRingGeometryBag = polygon.get_InteriorRingBag(outRing);
innerRingGeometryCollection = innerRingGeometryBag as IGeometryCollection;
for (int j = 0; j < innerRingGeometryCollection.GeometryCount; j++)
{
innerRing = innerRingGeometryCollection.Geometry[j] as IRing;
bool b = innerRing.Reshape(reshapePath);
innerSuccess = innerSuccess || b;
}
}
isSuccess = innerSuccess || outerSuccess;
break;
case esriGeometryType.esriGeometryPolyline:
sourcePolyline = geometry as IPolyline;
reshapePolyline = reshaprGeometry as IPolyline;
pathCollection = reshapePolyline as IGeometryCollection;
//只可能产生一条polyline，直接写死
reshapePath = pathCollection.Geometry[0] as IPath;
isSuccess = sourcePolyline.Reshape(reshapePath);
break;
}
if (isSuccess)
{
workspaceEdit.StartEditOperation();
m_selectedFeature.Shape = geometry;//如果没加这句gdb无法编辑
m_selectedFeature.Store();
m_activeView.Refresh();
workspaceEdit.StopEditOperation();
}
else
{
throw new Exception("重塑要素失败！");
}
m_activeView.Refresh();
}
catch (Exception ex)
{
workspaceEdit.AbortEditOperation();
MessageBox.Show("分割面要素失败！！" + ex.Message, "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, m_activeView.Extent);
m_toolPhase = ToolPhase.SelectFeature;
}
