private void EngineEditingForm_Load(object sender, EventArgs e)
{
//Set buddy controls
axTOCControl1.SetBuddyControl(axMapControl1);
axEditorToolbar.SetBuddyControl(axMapControl1);
axToolbarControl1.SetBuddyControl(axMapControl1);
//Add items to the ToolbarControl
axToolbarControl1.AddItem("esriControls.ControlsOpenDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsSaveAsDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsAddDataCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomInTool", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomOutTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapPanTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapFullExtentCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentBackCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentForwardCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToolControl", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapMeasureTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Add items to the custom editor toolbar
axEditorToolbar.AddItem("esriControls.ControlsEditingEditorMenu", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingEditTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingSketchTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsUndoCommand", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsRedoCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTargetToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTaskToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
//share the command pool
axToolbarControl1.CommandPool = axEditorToolbar.CommandPool;
//Create an operation stack for the undo and redo commands to use
IOperationStack operationStack = new ControlsOperationStackClass();
axEditorToolbar.OperationStack = operationStack;
//add some sample point data to the map
IWorkspaceFactory workspaceFactory = new FileGDBWorkspaceFactoryClass();
//relative file path to the sample data from EXE location
string filePath = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
filePath = System.IO.Path.Combine(filePath, @"ArcGIS\data\AirportsAndGolf\Golf.gdb");
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(filePath, axMapControl1.hWnd);
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.Name = "Golf Courses";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("Golf");
axMapControl1.Map.MapUnits = esriUnits.esriMeters;
axMapControl1.Map.AddLayer((ILayer)featureLayer);
//set up the snapping environment
m_engineEditor = new EngineEditorClass();
m_engineEditor.SnapToleranceUnits = esriEngineSnapToleranceUnits.esriEngineSnapToleranceMapUnits;
m_engineEditor.SnapTolerance = 2000;
}
public void OnMouseMove(int button, int shift, int x, int y)
{
IPoint point = this.m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
try
{
if (engineEditor.SnapPoint(point))
{
this.m_Cursor = ToolCursor.VertexSelected;
}
else
{
this.m_Cursor = ToolCursor.Add;
}
}
catch
{
}
if (this.m_IsUsed)
{
IPoint point2 = this.m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
this.m_LineFeedback.MoveTo(point2);
}
}
public override void OnClick()
{
this._command.OnClick();
this._cursor = this._tool.Cursor;
this._lineFeedback = null;
this._bStarted = false;
this._bFinished = false;
this._bMouse = false;
try
{
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
engineEditor.SnapTolerance = 1.0;
(Editor.UniqueInstance.EngineEditor as IEngineEditEvents_Event).OnSketchModified += (new IEngineEditEvents_OnSketchModifiedEventHandler(this.editEvents_OnSketchModified));
IHookHelper2 helper = this._hookHelper as IHookHelper2;
IExtensionManager extensionManager = helper.ExtensionManager;
if (extensionManager != null)
{
UID nameOrID = new UIDClass {
Value = "{E07B4C52-C894-4558-B8D4-D4050018D1DA}"
};
IExtension extension = extensionManager.FindExtension(nameOrID);
this._snappingEnv = extension as ISnappingEnvironment;
this._snapFeedback = new SnappingFeedbackClass();
this._snapFeedback.Initialize(this._hookHelper.Hook, this._snappingEnv, true);
}
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "ShapeEdit.SnapEx", "OnClick", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
}
}
public SnapEditor()
{
InitializeComponent();
//get the snapEnvironment
editor = new EngineEditorClass();
editLayers = editor as IEngineEditLayers;
snapEnvironment = editor as IEngineSnapEnvironment;
//Update this form with the snap environment and snap tips
//Note: from here on we expect all snap changes to be made via this form, so it is not updated after direct changes to the snapping
//environment or the Arc Engine Snap Window.
RefreshDisplay();
}
public SnapEditor()
{
InitializeComponent();
//get the snapEnvironment
editor = new EngineEditorClass();
editLayers = editor as IEngineEditLayers;
snapEnvironment = editor as IEngineSnapEnvironment;
//Update this form with the snap environment and snap tips
//Note: from here on we expect all snap changes to be made via this form, so it is not updated after direct changes to the snapping
//environment or the Arc Engine Snap Window.
RefreshDisplay();
}
public ApplicationBase()
{
this.IsSupportZD = false;
this.MapCommands = new List <object>();
this.iselectionEnvironment_0 = new SelectionEnvironment();
this.iengineSnapEnvironment_0 = new EngineEditor() as IEngineSnapEnvironment;
IEngineEditProperties2 properties = this.iengineSnapEnvironment_0 as IEngineEditProperties2;
properties.SnapTips = true;
this.InitConfig();
ApplicationRef.Application = this;
this.UseSnap = true;
this.IsSnapEndPoint = true;
this.IsSnapBoundary = true;
this.IsSnapPoint = true;
this.IsSnapVertexPoint = true;
this.iengineSnapEnvironment_0.SnapTolerance = 10.0;
}
public void RefreshSnapAgent(List <SnapAgent> pSnapAgents, bool pSnapTip)
{
IEngineSnapEnvironment environment = this._editor as IEngineSnapEnvironment;
environment.ClearSnapAgents();
this._snapLayers.Clear();
foreach (SnapAgent agent in pSnapAgents)
{
try
{
esriGeometryHitPartType esriGeometryPartNone = esriGeometryHitPartType.esriGeometryPartNone;
if (agent.Vertex)
{
esriGeometryPartNone ^= esriGeometryHitPartType.esriGeometryPartVertex;
}
if (agent.Edge)
{
esriGeometryPartNone ^= esriGeometryHitPartType.esriGeometryPartBoundary;
}
if (agent.EndPoint)
{
esriGeometryPartNone ^= esriGeometryHitPartType.esriGeometryPartEndpoint;
}
if (esriGeometryPartNone != esriGeometryHitPartType.esriGeometryPartNone)
{
IEngineFeatureSnapAgent snapAgent = new EngineFeatureSnapClass
{
FeatureClass = agent.FeatureLayer.FeatureClass,
HitType = esriGeometryPartNone
};
environment.AddSnapAgent(snapAgent);
this._snapLayers.Add(agent.FeatureLayer);
}
}
catch
{
}
}
((IEngineEditProperties2)this._editor).SnapTips = pSnapTip;
}
private bool IsSnapPoint(IPoint pPoint)
{
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
if (engineEditor.SnapAgentCount != 1)
{
return(false);
}
try
{
if (engineEditor.SnapPoint(pPoint))
{
this._snapPoint = pPoint;
return(true);
}
return(false);
}
catch
{
return(false);
}
}
private ISnappingResult method_0(IPoint ipoint_1)
{
IActiveView focusMap = this._appContext.MapControl.Map as IActiveView;
IPoint pointClass = new ESRI.ArcGIS.Geometry.Point();
pointClass.PutCoords(ipoint_1.X, ipoint_1.Y);
IEngineSnapEnvironment engineSnapEnvironment = ApplicationRef.AppContext.Config.EngineSnapEnvironment;
ISnappingResult snappingResult = null;
if (engineSnapEnvironment is ISnapEnvironment)
{
ISnapEnvironment snapEnvironment = engineSnapEnvironment as ISnapEnvironment;
if ((snapEnvironment == null || !ApplicationRef.AppContext.Config.UseSnap
? false
: snapEnvironment.SnapPoint(pointClass, ipoint_1)))
{
SnappingResult snappingResult1 = new SnappingResult()
{
X = ipoint_1.X,
Y = ipoint_1.Y
};
snappingResult = snappingResult1;
}
}
else if ((engineSnapEnvironment == null || !ApplicationRef.AppContext.Config.UseSnap
? false
: engineSnapEnvironment.SnapPoint(ipoint_1)))
{
SnappingResult snappingResult2 = new SnappingResult()
{
X = ipoint_1.X,
Y = ipoint_1.Y
};
snappingResult = snappingResult2;
}
return(snappingResult);
}
/// <summary>
/// Occurs when this tool is clicked
/// </summary>
public override void OnClick()
{
// TODO: Add ToolSplitLine.OnClick implementation
//Find the Modify Feature task and set it as the current task
IEngineEditTask editTask = m_engineEditor.GetTaskByUniqueName("ControlToolsEditing_ModifyFeatureTask");
m_engineEditor.CurrentTask = editTask;
IEngineEditLayers editLayers = m_editLayer;
snapEnvironment = m_engineEditor as IEngineSnapEnvironment;
pt = new PointClass();
//Check the user is editing; otherwise, there will be no snap agent loaded.
if (editLayers.TargetLayer == null)
{
System.Windows.Forms.MessageBox.Show("Please start an edit session");
return;
}
////Create a feature snap agent.
IEngineFeatureSnapAgent featureSnapAgent = new EngineFeatureSnap();
IFeatureClass layerFeatureClass = editLayers.TargetLayer.FeatureClass;
featureSnapAgent.FeatureClass = layerFeatureClass;
featureSnapAgent.HitType = esriGeometryHitPartType.esriGeometryPartBoundary;
//Activate only the snap agent for the target layer.
snapEnvironment.AddSnapAgent(featureSnapAgent);
pMPfeedback = new MovePointFeedbackClass();
pMPfeedback.Display = m_hookHelper.ActiveView.ScreenDisplay;
pMPfeedback.Start(pt, pt);
IToolbarBuddy toolbarbuddy = (IToolbarBuddy)((IToolbarControl)m_hookHelper.Hook).Buddy;
oldtool = toolbarbuddy.CurrentTool;
}
public static void Snap2Point(IPoint ipoint_0, IPoint ipoint_1, esriSimpleMarkerStyle esriSimpleMarkerStyle_0,
IActiveView iactiveView_0, IEngineSnapEnvironment iengineSnapEnvironment_0)
{
IHitTest mPPointColn;
double num;
int num1;
int num2;
bool flag;
double mapUnits;
IPoint pointClass;
if (!Editor.UseOldSnap)
{
ISnappingResult snappingResult = SketchToolAssist.m_psnaper.Snap(ipoint_0);
if (snappingResult == null)
{
if (SketchToolAssist.m_pAP == null)
{
SketchToolAssist.m_pAP = new AnchorPoint()
{
Symbol = SketchShareEx.m_pSym as ISymbol
};
}
SketchToolAssist.m_pAP.MoveTo(SketchShareEx.m_pAnchorPoint, iactiveView_0.ScreenDisplay);
}
else
{
SketchShareEx.m_pAnchorPoint = snappingResult.Location;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(snappingResult.Location, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(snappingResult.Location, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
else
{
SketchShareEx.m_pSym.Style = esriSimpleMarkerStyle_0;
if (iengineSnapEnvironment_0 is ISnapEnvironment)
{
ISnapEnvironment iengineSnapEnvironment0 = iengineSnapEnvironment_0 as ISnapEnvironment;
if ((iengineSnapEnvironment0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment0.SnapPoint(SketchShareEx.LastPoint, ipoint_0)))
{
if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = CommonHelper.ConvertPixelsToMapUnits(iactiveView_0,
iengineSnapEnvironment0.SnapTolerance);
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (
!mPPointColn.HitTest(ipoint_0, mapUnits,
esriGeometryHitPartType.esriGeometryPartVertex, pointClass, ref num, ref num1,
ref num2, ref flag))
{
SketchShareEx.m_bSnapSuccessful = false;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
return;
}
ipoint_0.PutCoords(pointClass.X, pointClass.Y);
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
return;
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
return;
}
}
}
}
else
{
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
else if ((iengineSnapEnvironment_0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment_0.SnapPoint(ipoint_0)))
{
if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = iengineSnapEnvironment_0.SnapTolerance;
if (iengineSnapEnvironment_0.SnapToleranceUnits ==
esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
{
mapUnits = CommonHelper.ConvertPixelsToMapUnits(iactiveView_0,
iengineSnapEnvironment_0.SnapTolerance);
}
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (
!mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SketchShareEx.m_bSnapSuccessful = false;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
return;
}
ipoint_0.PutCoords(pointClass.X, pointClass.Y);
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
return;
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
return;
}
}
}
}
else
{
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
}
public static string SketchMouseMove(IPoint ipoint_0, IMap imap_0,
IEngineSnapEnvironment iengineSnapEnvironment_0)
{
string str;
string unit;
if (imap_0 != null)
{
string str1 = "";
SketchShareEx.m_pAnchorPoint = ipoint_0;
SketchShareEx.Snap2Point(ipoint_0, SketchShareEx.m_pAnchorPoint, esriSimpleMarkerStyle.esriSMSDiamond,
imap_0 as IActiveView, iengineSnapEnvironment_0);
if (SketchToolAssist.Feedback != null)
{
SketchToolAssist.Feedback.MoveTo(SketchShareEx.m_pAnchorPoint);
}
if (SketchToolAssist.CurrentTask != null)
{
str = "";
}
else if (SketchShareEx.m_bInUse)
{
SketchShareEx.m_pPoint = new Point()
{
X = ipoint_0.X,
Y = ipoint_0.Y
};
if (SketchShareEx.m_bShowVlaue)
{
if (SketchToolAssist.Feedback is INewLineFeedback)
{
unit = CommonHelper.GetUnit(imap_0.MapUnits);
double num = CommonHelper.measureLength(ipoint_0, 2, ref SketchShareEx.m_pLastPoint1,
ref SketchShareEx.m_pEndPoint1, ref SketchShareEx.m_totalLength);
string[] strArrays = new string[]
{
"距离 = ", num.ToString("0.###"), unit, ", 总长度 = ",
SketchShareEx.m_totalLength.ToString("0.###"), unit
};
str1 = string.Concat(strArrays);
}
else if (SketchToolAssist.Feedback is INewPolygonFeedback)
{
unit = CommonHelper.GetUnit(imap_0.MapUnits);
double num1 = CommonHelper.measureArea(ipoint_0, 2, ref SketchToolAssist.m_pPointColn);
try
{
double length = (SketchToolAssist.m_pPointColn as IPolygon).Length;
if (num1 > 0)
{
str1 = string.Format("周长 = {0:0.###} {1} ，总面积 = {2:0.###} 平方{1}", length, unit, num1);
}
}
catch
{
}
}
}
str = str1;
}
else
{
str = "";
}
}
else
{
str = "";
}
return(str);
}
private void EngineEditingForm_Load(object sender, EventArgs e)
{
//Set buddy controls
axTOCControl1.SetBuddyControl(axMapControl1);
axEditorToolbar.SetBuddyControl(axMapControl1);
axToolbarControl1.SetBuddyControl(axMapControl1);
//Add items to the ToolbarControl
axToolbarControl1.AddItem("esriControls.ControlsOpenDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsSaveAsDocCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsAddDataCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomInTool", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomOutTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapPanTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapFullExtentCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentBackCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToLastExtentForwardCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapZoomToolControl", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axToolbarControl1.AddItem("esriControls.ControlsMapMeasureTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
//Add items to the custom editor toolbar
axEditorToolbar.AddItem("esriControls.ControlsEditingEditorMenu", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingEditTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingSketchTool", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsUndoCommand", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsRedoCommand", 0, -1, false, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTargetToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
axEditorToolbar.AddItem("esriControls.ControlsEditingTaskToolControl", 0, -1, true, 0, esriCommandStyles.esriCommandStyleIconOnly);
//share the command pool
axToolbarControl1.CommandPool = axEditorToolbar.CommandPool;
//Create an operation stack for the undo and redo commands to use
IOperationStack operationStack = new ControlsOperationStackClass();
axEditorToolbar.OperationStack = operationStack;
//add some sample point data to the map
IWorkspaceFactory workspaceFactory = new FileGDBWorkspaceFactoryClass();
//relative file path to the sample data from EXE location
string filePath = @"..\..\..\..\data\AirportsAndGolf\Golf.gdb";
IFeatureWorkspace workspace = (IFeatureWorkspace)workspaceFactory.OpenFromFile(filePath, axMapControl1.hWnd);
IFeatureLayer featureLayer = new FeatureLayerClass();
featureLayer.Name = "Golf Courses";
featureLayer.Visible = true;
featureLayer.FeatureClass = workspace.OpenFeatureClass("Golf");
axMapControl1.Map.MapUnits = esriUnits.esriMeters;
axMapControl1.Map.AddLayer((ILayer)featureLayer);
//set up the snapping environment
m_engineEditor = new EngineEditorClass();
m_engineEditor.SnapToleranceUnits = esriEngineSnapToleranceUnits.esriEngineSnapToleranceMapUnits;
m_engineEditor.SnapTolerance = 2000;
}
public SnapHelper(IAppContext ikhookHelper_0)
{
this._appContext = ikhookHelper_0;
this.iengineSnapEnvironment_0 = ikhookHelper_0.Config.EngineSnapEnvironment;
}
public SnapHelper(IActiveView iactiveView_1, IEngineSnapEnvironment iengineSnapEnvironment_1)
{
this.iactiveView_0 = iactiveView_1;
this.iengineSnapEnvironment_0 = iengineSnapEnvironment_1;
}
internal void SetDefaults()
{
Logger.Current.Trace("开始设置配置默认值");
#region 编辑部分设置
_canEdited = true;
_isInEdit = false;
IsSnapTangent = false;
UseSnap = false;
_engineSnapEnvironment = new EngineEditorClass();
((IEngineEditProperties2)_engineSnapEnvironment).SnapTips = true;
_engineSnapEnvironment.SnapTolerance = 10;
SnapTolerance = 10;
#endregion
LocatorMaxCount = 100;
MapViewStyle = MapViewStyle.View2D;
AnimationOnZooming = AutoToggle.Auto;
UsingRibbon = true;
/* CacheRenderingData = false;
* CacheDbfRecords = false;*/
CoordinateAngleFormat = AngleFormat.Seconds;
CoordinatesDisplay = CoordinatesDisplay.Auto;
CoordinatePrecision = 3;
/* CreatePyramidsOnOpening = true;
* CreateSpatialIndexOnOpening = true;
* DisplayDynamicVisibilityWarnings = true;*/
FirstRun = true;
IdentifierMode = IdentifierMode.AllLayer;
IdentifierToPixel = 5;
SelectionEnvironment = new SelectionEnvironmentClass()
{
};
LoadLastProject = true;
LocalDocumentation = false;
/* GridFavorGreyscale = true;
* GridDefaultColorScheme = PredefinedColors.SummerMountains;
* GridRandomColorScheme = true;
* GridUseHistogram = true;
*
* InnertiaOnPanning = AutoToggle.Auto;
* LastProjectPath = "";
* LegendExpandLayersOnAdding = true;
*
* LoadSymbology = true;
*/
MapBackgroundColor = Color.White;
//MeasurementsAreaFieldName = "Area";
MeasurementsAreaPrecision = 3;
MeasurementsAreaUnits = AreaUnits.SquareMeters;
MeasurementsAreaWidth = 14;
// MeasurementsLengthFieldName = "Length";
MeasurementsLengthPrecision = 3;
MeasurementsLengthUnits = LengthUnits.Meters;
MeasurementsLengthWidth = 14;
//MeasurementsPerimeterFieldName = "Perimeter";
MeasuringAngleFormat = AngleFormat.Degrees;
MeasuringAnglePrecision = 1;
MeasuringAreaPrecision = 1;
MeasuringAreaUnits = AreaDisplay.Metric;
/* MeasuringBearingType = BearingType.Absolute;
* MeasuringFillColor = Color.Orange;
* MeasuringFillTransparency = 100;*/
MeasuringLengthPrecision = 1;
MeasuringLengthUnits = LengthDisplay.Metric;
MeasuringLineColor = Color.Orange;
MeasuringLineStyle = DashStyle.Solid;
MeasuringLineWidth = 2;
MeasuringPointLabelsVisible = true;
MeasuringPointsVisible = true;
MeasuringShowBearing = true;
MeasuringShowLength = true;
MeasuringShowTotalLength = true;
/* MouseTolerance = 10;
* MouseWheelDirection = MouseWheelDirection.Forward;
* OgrMaxFeatureCount = 50000;
* OgrShareConnection = false;*/
OverviewBackgroundVisible = true;
/* PrintingUnits = 0;
* PrintingMargins = new Margins(25, 25, 50, 50);
* PrintingOrientation = Orientation.Vertical;
* PrintingPaperFormat = "A4";
* PrintingTemplate = "";
* ProjectionAbsence = ProjectionAbsence.IgnoreAbsence;
* ProjectionMismatch = ProjectionMismatch.Reproject;
* ProjectionShowLoadingReport = true;
* PyramidCompression = TiffCompression.Auto;
* PyramidSampling = RasterOverviewSampling.Nearest;
* QueryBuilderShowValue = true;
* QueryBuilderSelectionOperation = SelectionOperation.New;
* RasterDownsamplingMode = InterpolationType.Bilinear;
* RasterUpsamplingMode = InterpolationType.None;
* ResizeBehavior = ResizeBehavior.KeepScale;
* ReuseTileBuffer = true;*/
ScalebarUnits = ScalebarUnits.GoogleStyle;
/* ShapeEditorShowLabels = true;
* ShapeEditorShowAttributeDialog = true;
* ShapeEditorShowBearing = false;
* ShapeEditorBearingType = BearingType.Absolute;
* ShapeEditorBearingPrecision = 1;
* ShapeEditorAngleFormat = AngleFormat.Degrees;
* ShapeEditorShowLength = true;
* ShapeEditorShowArea = true;
* ShapeEditorUnits = LengthDisplay.Metric;
* ShapeEditorUnitPrecision = 1;*/
ShowCoordinates = true;
ShowMenuToolTips = false;
ShowPluginInToolTip = false; // perhaps some kind of debug mode will be enough
/* ShowProjectionAbsenceDialog = true;
* ShowProjectionMismatchDialog = true;
* ShowPyramidDialog = true;
* ShowRedrawTime = false;*/
ShowScalebar = true;
/* ShowSpatialIndexDialog = false;
* ShowValuesOnMouseMove = true;*/
ShowWelcomeDialog = true;
/* ShowZoombar = true;
* SpatialIndexFeatureCount = 10000;
* SymbolobyStorage = SymbologyStorage.Project;
* TableEditorFormatValues = true;
* TableEditorLayout = TableEditorLayout.Tabbed;
* TableEditorShowAliases = true;
* TaskRunInBackground = false;
* TilesAutoDetectProxy = true;
* TilesUseRamCache = true;
* TilesMaxRamSize = 100.0;
* TilesUseDiskCache = true;
* TilesDatabase = string.Empty;
* TilesMaxDiskSize = 300.0;
* TilesMaxDiskAge = TilesMaxAge.Month3;
* TilesProxyAddress = string.Empty;
* TilesProxyPassword = string.Empty;
* TilesProxyUserName = string.Empty;
* TilesUseProxy = true;
* ToolOutputAddToMap = true;
* ToolOutputInMemory = true;
* ToolOutputOverwrite = false;
* ToolShowGdalOptionsDialog = true;
* UpdaterCheckNewVersion = true;
* UpdaterHasNewInstaller = false;
* UpdaterIsDownloading = false;
* UpdaterLastChecked = new DateTime(2015, 1, 1);
* WmsDiskCaching = true;
* WmsLastServer = string.Empty;
* ZoomBarVerbosity = ZoomBarVerbosity.Full;
* ZoomBehavior = ZoomBehavior.UseTileLevels;
* ZoomBoxStyle = ZoomBoxStyle.Blue;*/
Logger.Current.Trace("End AppConfig.SetDefaults()");
}
public void OnMouseDown(int button, int shift, int x, int y)
{
this._tool.OnMouseDown(button, shift, x, y);
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
if (engineEditor.SnapAgentCount < 1)
{
Editor.UniqueInstance.OperationStack.Undo();
MessageBox.Show("没有设置捕捉图层！");
}
else
{
IFeatureLayer layer = EditTask.UnderLayers[0] as IFeatureLayer;
IFeatureClass featureClass = layer.FeatureClass;
IEngineFeatureSnapAgent agent = engineEditor.get_SnapAgent(0) as IEngineFeatureSnapAgent;
IDataset dataset = featureClass as IDataset;
IDataset dataset2 = agent.FeatureClass as IDataset;
if (!dataset.Name.Equals(dataset2.Name))
{
Editor.UniqueInstance.OperationStack.Undo();
MessageBox.Show("没有将征占点图层设置为捕捉图层！");
}
else
{
IEngineEditSketch sketch = Editor.UniqueInstance.EngineEditor as IEngineEditSketch;
int index = featureClass.FindField("XMBH");
IClone lastPoint = sketch.LastPoint as IClone;
IPoint point = lastPoint.Clone() as IPoint;
IGeoDataset dataset3 = featureClass as IGeoDataset;
if (point.SpatialReference.Name != dataset3.SpatialReference.Name)
{
point.Project(dataset3.SpatialReference);
}
IGeometry geometry = (point as ITopologicalOperator).Buffer(0.0002);
ISpatialFilter filter = new SpatialFilterClass {
Geometry = geometry,
SpatialRel = esriSpatialRelEnum.esriSpatialRelEnvelopeIntersects,
SubFields = "XMBH",
GeometryField = featureClass.ShapeFieldName
};
IFeatureCursor o = featureClass.Search(filter, false);
IFeature feature = o.NextFeature();
Marshal.ReleaseComObject(o);
o = null;
if (feature == null)
{
Editor.UniqueInstance.OperationStack.Undo();
MessageBox.Show("必须捕捉征占点！");
}
else if (!feature.HasOID || feature.Shape.IsEmpty)
{
Editor.UniqueInstance.OperationStack.Undo();
MessageBox.Show("捕捉的征占点没有OID或图形有问题！");
}
else
{
IPolyline polyline = sketch.Geometry as IPolyline;
if (this.ps == 0)
{
int num2;
int num3;
this._firstValue = feature.get_Value(index);
IPoint mapPoint = (feature.Shape as IClone).Clone() as IPoint;
mapPoint.Project(polyline.SpatialReference);
this._hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.FromMapPoint(mapPoint, out num2, out num3);
polyline.FromPoint = mapPoint;
polyline.ToPoint = mapPoint;
}
else if (this.ps >= 1)
{
object obj2 = feature.get_Value(index);
if (!this._firstValue.Equals(obj2))
{
Editor.UniqueInstance.OperationStack.Undo();
MessageBox.Show("必须捕捉项目编号相同的征占点！");
return;
}
IPoint point3 = (feature.Shape as IClone).Clone() as IPoint;
point3.Project(polyline.SpatialReference);
polyline.ToPoint = point3;
}
sketch.Geometry = polyline;
this.ps++;
}
}
}
}
private void SnapPoint()
{
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
IEngineEditSketch sketch = Editor.UniqueInstance.EngineEditor as IEngineEditSketch;
IPointCollection points = sketch.Geometry as IPointCollection;
bool flag = false;
if (sketch.GeometryType == esriGeometryType.esriGeometryPolygon)
{
flag = true;
}
if ((points.PointCount != 1) && (!flag || (points.PointCount != 2)))
{
IEngineFeatureSnapAgent agent2 = engineEditor.get_SnapAgent(0) as IEngineFeatureSnapAgent;
esriSpatialRelEnum esriSpatialRelIntersects = esriSpatialRelEnum.esriSpatialRelIntersects;
if (agent2.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
esriSpatialRelIntersects = esriSpatialRelEnum.esriSpatialRelTouches;
}
IPoint lastPoint = sketch.LastPoint;
List <IFeature> pFeatures = new List <IFeature>();
ISpatialFilter filter = new SpatialFilterClass {
Geometry = lastPoint,
SpatialRel = esriSpatialRelIntersects,
SubFields = agent2.FeatureClass.OIDFieldName + "," + agent2.FeatureClass.ShapeFieldName,
GeometryField = agent2.FeatureClass.ShapeFieldName
};
IFeatureCursor o = agent2.FeatureClass.Search(filter, false);
IFeature item = o.NextFeature();
while (item != null)
{
if (item.HasOID && !item.Shape.IsEmpty)
{
pFeatures.Add(item);
item = o.NextFeature();
}
}
Marshal.ReleaseComObject(o);
if (pFeatures.Count >= 1)
{
IPoint queryPoint = null;
if (flag)
{
queryPoint = points.get_Point(points.PointCount - 3);
}
else
{
queryPoint = points.get_Point(points.PointCount - 2);
}
List <IFeature> list2 = new List <IFeature>();
filter = new SpatialFilterClass {
Geometry = queryPoint,
SpatialRel = esriSpatialRelIntersects,
SubFields = agent2.FeatureClass.OIDFieldName + "," + agent2.FeatureClass.ShapeFieldName,
GeometryField = agent2.FeatureClass.ShapeFieldName
};
o = null;
o = agent2.FeatureClass.Search(filter, false);
item = o.NextFeature();
while (item != null)
{
if (item.HasOID && !item.Shape.IsEmpty)
{
list2.Add(item);
item = o.NextFeature();
}
}
Marshal.ReleaseComObject(o);
if (list2.Count >= 1)
{
IList <IFeature> list3 = new List <IFeature>();
for (int i = 0; i < list2.Count; i++)
{
if (this.ContainFeature(pFeatures, list2[i]))
{
list3.Add(list2[i]);
}
}
IFeature feature2 = null;
if (list3.Count == 1)
{
feature2 = list3[0];
}
else
{
if (list3.Count == 0)
{
return;
}
if (list3.Count == pFeatures.Count)
{
IFeatureLayer pLayer = Editor.UniqueInstance.SnapLayers[0];
SnapExFeatures features = new SnapExFeatures(pFeatures, this._hookHelper, pLayer);
features.ShowDialog();
if (features.Index == -1)
{
return;
}
feature2 = pFeatures[features.Index];
features = null;
}
}
double hitDistance = -1.0;
int hitSegmentIndex = -1;
int hitPartIndex = -1;
bool bRightSide = false;
IGeometry geometry = this.ProjectGeometry(feature2.Shape);
IHitTest test = geometry as IHitTest;
if (test.HitTest(lastPoint, engineEditor.SnapTolerance, esriGeometryHitPartType.esriGeometryPartVertex, null, ref hitDistance, ref hitPartIndex, ref hitSegmentIndex, ref bRightSide))
{
int num5 = -1;
double num6 = -1.0;
int num7 = -1;
int num8 = -1;
bool flag4 = false;
int part = sketch.Part;
IHitTest test2 = geometry as IHitTest;
if (test2.HitTest(queryPoint, engineEditor.SnapTolerance, esriGeometryHitPartType.esriGeometryPartVertex, null, ref num6, ref num8, ref num7, ref flag4))
{
IPolyline polyline3;
if (flag)
{
num5 = points.PointCount - 2;
}
else
{
num5 = points.PointCount - 1;
}
IGeometryCollection geometrys = geometry as IGeometryCollection;
IPointCollection points2 = geometrys.get_Geometry(hitPartIndex) as IPointCollection;
IPolyline polyline = new PolylineClass();
IPolyline polyline2 = new PolylineClass();
IPointCollection points3 = polyline as IPointCollection;
IPointCollection points4 = polyline2 as IPointCollection;
object before = Missing.Value;
object after = Missing.Value;
IPoint inPoint = null;
bool flag6 = false;
if (num7 > hitSegmentIndex)
{
int num9 = hitSegmentIndex;
hitSegmentIndex = num7;
num7 = num9;
flag6 = true;
}
int num10 = 0;
if (flag)
{
for (num10 = num7; num10 <= hitSegmentIndex; num10++)
{
inPoint = points2.get_Point(num10);
points3.AddPoint(inPoint, ref before, ref after);
}
int num11 = points2.PointCount - 1;
for (num10 = hitSegmentIndex; num10 < num11; num10++)
{
inPoint = points2.get_Point(num10);
points4.AddPoint(inPoint, ref before, ref after);
}
for (num10 = 0; num10 <= num7; num10++)
{
inPoint = points2.get_Point(num10);
points4.AddPoint(inPoint, ref before, ref after);
}
if (polyline.Length <= polyline2.Length)
{
polyline3 = polyline;
}
else
{
polyline3 = polyline2;
flag6 = true;
}
}
else
{
num10 = num7;
while (num10 <= hitSegmentIndex)
{
inPoint = points2.get_Point(num10);
points3.AddPoint(inPoint, ref before, ref after);
num10++;
}
polyline3 = polyline;
}
IPointCollection points5 = polyline3 as IPointCollection;
int index = num5;
if (flag6)
{
for (num10 = points5.PointCount - 2; num10 > 0; num10--)
{
IPoint newPoints = (points5.get_Point(num10) as IClone).Clone() as IPoint;
points.InsertPoints(index, 1, ref newPoints);
index++;
}
}
else
{
for (num10 = 1; num10 < (points5.PointCount - 1); num10++)
{
IPoint point7 = (points5.get_Point(num10) as IClone).Clone() as IPoint;
points.InsertPoints(index, 1, ref point7);
index++;
}
}
}
}
}
}
}
}
private void DrawLinefeedback(IPoint pPoint)
{
try
{
int hDC = this._hookHelper.ActiveView.ScreenDisplay.hDC;
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
if (this._snappingEnv != null)
{
ISnappingResult snappingResult = this._snappingEnv.PointSnapper.Snap(pPoint);
this._snapFeedback.Update(snappingResult, hDC);
if ((this._lineFeedback != null) && this._bStarted)
{
IPoint location = null;
if (snappingResult == null)
{
location = pPoint;
}
else
{
location = snappingResult.Location;
}
try
{
this._lineFeedback.AddPoint(location);
}
catch
{
}
IPolyline polyline = this._lineFeedback.Stop();
if (polyline == null)
{
if (snappingResult != null)
{
this._lineFeedback.Start(location);
}
}
else
{
IPointCollection points = (IPointCollection)polyline;
if (points.PointCount > 2)
{
points.RemovePoints(points.PointCount - 1, 1);
}
double snapTolerance = engineEditor.SnapTolerance;
double hitDistance = -1.0;
int hitSegmentIndex = -1;
int hitPartIndex = -1;
bool bRightSide = false;
IGeometry geometry = (IGeometry)points;
IHitTest test = geometry as IHitTest;
if (!test.HitTest(location, snapTolerance, esriGeometryHitPartType.esriGeometryPartVertex, null, ref hitDistance, ref hitPartIndex, ref hitSegmentIndex, ref bRightSide))
{
hitSegmentIndex = -1;
}
this._lineFeedback.Start(points.get_Point(0));
if (hitSegmentIndex != 0)
{
for (int i = 1; i < points.PointCount; i++)
{
IPoint point = points.get_Point(i);
this._lineFeedback.AddPoint(point);
if (i == hitSegmentIndex)
{
break;
}
}
}
if (snappingResult != null)
{
this._lineFeedback.AddPoint(location);
}
}
}
}
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "ShapeEdit.SnapEx", "DrawLinefeedback", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
}
}
private static ISnappingResult OldSnap(IPoint ipoint_0, IActiveView pActiveView,
IEngineSnapEnvironment iengineSnapEnvironment_0)
{
IHitTest mPPointColn;
double num;
int num1;
int num2;
bool flag;
double mapUnits;
IPoint pointClass;
ISnappingResult snappingResult = null;
if (iengineSnapEnvironment_0 is ISnapEnvironment)
{
ISnapEnvironment iengineSnapEnvironment0 = iengineSnapEnvironment_0 as ISnapEnvironment;
if (
!(iengineSnapEnvironment0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment0.SnapPoint(SketchToolAssist.LastPoint, ipoint_0)))
{
SnappingResult snappingResult1 = new SnappingResult()
{
X = ipoint_0.X,
Y = ipoint_0.Y
};
snappingResult = snappingResult1;
}
else if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = CommonHelper.ConvertPixelsToMapUnits(pActiveView,
iengineSnapEnvironment0.SnapTolerance);
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SnappingResult snappingResult2 = new SnappingResult()
{
X = pointClass.X,
Y = pointClass.Y
};
snappingResult = snappingResult2;
}
}
}
}
else if (
!(iengineSnapEnvironment_0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment_0.SnapPoint(ipoint_0)))
{
SnappingResult snappingResult3 = new SnappingResult()
{
X = ipoint_0.X,
Y = ipoint_0.Y
};
snappingResult = snappingResult3;
}
else if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = iengineSnapEnvironment_0.SnapTolerance;
if (iengineSnapEnvironment_0.SnapToleranceUnits ==
esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
{
mapUnits = CommonHelper.ConvertPixelsToMapUnits(pActiveView,
iengineSnapEnvironment_0.SnapTolerance);
}
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SnappingResult snappingResult4 = new SnappingResult()
{
X = pointClass.X,
Y = pointClass.Y
};
snappingResult = snappingResult4;
}
}
}
return(snappingResult);
}