/// <summary>
/// Occurs when this tool is clicked
/// </summary>
public override void OnClick()
{
IEnumFeature pEnumFeature = m_MapControl.Map.FeatureSelection as IEnumFeature;
if (pEnumFeature == null || m_MapControl.Map.SelectionCount != 1)
{
return;
}
pEnumFeature.Reset();
IFeature pFeature = pEnumFeature.Next();
if (pFeature == null)
{
return;
}
//画出图形各节点
if (MoData.v_bVertexSelectionTracker == true)
{
ModPublic.DrawEditSymbol(pFeature.Shape, m_MapControl.ActiveView);
}
//设置点选容差
ISelectionEnvironment pSelectEnv = new SelectionEnvironmentClass();
m_dblTolearance = ModPublic.ConvertPixelsToMapUnits(m_hookHelper.ActiveView, pSelectEnv.SearchTolerance);
m_pFeature = pFeature;
}
private void GetSelctionSet(IFeatureLayer pFeatureLayer, IGeometry pGeometry, bool bjustone, int Shift)
{
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
//没开启编辑的不可选择
IDataset pDataset = pFeatureClass as IDataset;
IWorkspaceEdit pWorkspaceEdit = pDataset.Workspace as IWorkspaceEdit;
if (!pWorkspaceEdit.IsBeingEdited())
{
return;
}
switch (Shift)
{
case 1: //增加选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultAdd, bjustone);
break;
case 4: //减少选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultSubtract, bjustone);
break;
case 2:
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultXOR, bjustone);
break;
default: //新建选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultNew, bjustone);
break;
}
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
if (m_pFeature == null)
{
return;
}
IPoint pPnt = m_MapControl.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
//鼠标在选择集的范围外为选择功能
if (ModPublic.MouseOnSelection(pPnt, m_hookHelper.ActiveView) == false && m_bMouseDown == false)
{//若光标不在选择的对象上，为选择功能
ControlsEditSelFeature clsSelectFeature = new ControlsEditSelFeature();
clsSelectFeature.OnCreate(m_hookHelper.Hook);
clsSelectFeature.OnClick();
m_MapControl.CurrentTool = clsSelectFeature as ITool;
return;
}
//范围内为移动要素功能且不在要素节点上
else if (ModPublic.MouseOnFeatureVertex(pPnt, m_pFeature, m_hookHelper.ActiveView) == false && m_bMouseDown == false)
{
ControlsMoveSelFeature pControlsMoveSelFeature = new ControlsMoveSelFeature();
pControlsMoveSelFeature.OnCreate(m_hookHelper.Hook);
pControlsMoveSelFeature.OnClick();
m_MapControl.CurrentTool = pControlsMoveSelFeature as ITool;
return;
}
if (m_pVertexFeed == null)
{
return;
}
//捕捉节点
if (MoData.v_bSnapStart)
{
m_pSnapPoint = ModPublic.SnapPoint(pPnt, m_hookHelper.ActiveView);
}
IHitTest pHitTest = m_pFeature.Shape as IHitTest;
IPoint pHitPoint = new PointClass();
double dblHitDistance = 0;
int lPart = 0;
int intHitSegmentIndex = 0;
bool bRight = false;
bool bHitTest = pHitTest.HitTest(pPnt, m_dblTolearance, esriGeometryHitPartType.esriGeometryPartVertex, pHitPoint, ref dblHitDistance, ref lPart, ref intHitSegmentIndex, ref bRight);
if (m_pSnapPoint != null && MoData.v_bSnapStart)
{
m_pVertexFeed.MoveTo(m_pSnapPoint);
}
else
{
m_pVertexFeed.MoveTo(pPnt);
}
}
public void GetLayers()
{
_ComboBoxLayer.Items.Clear();
List <ILayer> plistLay = ModPublic.LoadAllEditLyr(myHook.MapControl.Map);
if (plistLay.Count != 0)
{
_ComboBoxLayer.Tag = plistLay;
for (int i = 0; i < plistLay.Count; i++)
{
_ComboBoxLayer.Items.Add(plistLay[i].Name);
}
_ComboBoxLayer.SelectedIndex = 0;
}
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
//鼠标在选择集的范围外为选择功能
IPoint pPnt = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
if (ModPublic.MouseOnSelection(pPnt, m_hookHelper.ActiveView) == false && m_bMouseDown == false)
{//若光标不在选择的对象上，为选择功能
ControlsEditSelFeature clsSelectFeature = new ControlsEditSelFeature();
clsSelectFeature.OnCreate(m_hookHelper.Hook);
clsSelectFeature.OnClick();
m_MapControl.CurrentTool = clsSelectFeature as ITool;
return;
}
//鼠标在选择要素节点上时为节点移动功能
if (m_MapControl.Map.SelectionCount == 1)
{
IEnumFeature pEnumFeature = m_MapControl.Map.FeatureSelection as IEnumFeature;
pEnumFeature.Reset();
IFeature pFeature = pEnumFeature.Next();
if (ModPublic.MouseOnFeatureVertex(pPnt, pFeature, m_hookHelper.ActiveView) == true && MoData.v_bVertexSelectionTracker == true)
{
ControlsMoveVertex pControlsMoveVertex = new ControlsMoveVertex();
pControlsMoveVertex.OnCreate(m_hookHelper.Hook);
pControlsMoveVertex.OnClick();
m_MapControl.CurrentTool = pControlsMoveVertex as ITool;
return;
}
}
//捕捉节点
if (MoData.v_bSnapStart)
{
ModPublic.SnapPoint(pPnt, m_hookHelper.ActiveView);
}
if (Button != 1)
{
return;
}
//进行移动
if (m_MapControl.Map.SelectionCount > 0 && m_pMoveGeometryFeedback != null && m_pNewLineFeedback != null)
{
m_pMoveGeometryFeedback.MoveTo(pPnt);
m_pNewLineFeedback.MoveTo(pPnt);
}
}
public override void OnDblClick()
{
IEnumFeature pEnumFeature = m_MapControl.Map.FeatureSelection as IEnumFeature;
if (pEnumFeature == null)
{
return;
}
pEnumFeature.Reset();
IFeature pFeature = pEnumFeature.Next();
if (pFeature == null)
{
return;
}
ModPublic.DrawEditSymbol(pFeature.Shape, m_hookHelper.ActiveView);
MoData.v_bVertexSelectionTracker = true;
}
public override void OnMouseMove(int Button, int Shift, int X, int Y)
{
//鼠标在选择集的范围内则TOOL置为移动工具
IPoint pPnt = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
if (ModPublic.MouseOnSelection(pPnt, m_hookHelper.ActiveView) == true)
{
if (m_pControlsMoveSelFeature == null)
{
m_pControlsMoveSelFeature = new ControlsMoveSelFeature();
m_pControlsMoveSelFeature.OnCreate(m_hookHelper.Hook);
m_MapControl.CurrentTool = m_pControlsMoveSelFeature as ITool;
}
else
{
m_MapControl.CurrentTool = m_pControlsMoveSelFeature as ITool;
}
}
else
{
m_MapControl.CurrentTool = this as ITool;
}
}
private void ArcGisMapControl_OnAfterScreenDraw(object sender, IMapControlEvents2_OnAfterScreenDrawEvent e)
{
//判断节点编辑中的选择节点，用于刷新画节点
if (MoData.v_bVertexSelectionTracker == false)
{
return;
}
IEnumFeature pEnumFeature = m_Hook.MapControl.Map.FeatureSelection as IEnumFeature;
if (pEnumFeature == null || m_Hook.MapControl.Map.SelectionCount != 1)
{
return;
}
pEnumFeature.Reset();
IFeature pFeature = pEnumFeature.Next();
if (pFeature == null)
{
return;
}
ModPublic.DrawEditSymbol(pFeature.Shape, m_Hook.MapControl.ActiveView);
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button != 1)
{
return;
}
//设置点选择容差
ISelectionEnvironment pSelectEnv = new SelectionEnvironmentClass();
double Length = ModPublic.ConvertPixelsToMapUnits(m_hookHelper.ActiveView, pSelectEnv.SearchTolerance);
IPoint pPoint = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
IGeometry pGeometry = pPoint as IGeometry;
ITopologicalOperator pTopo = pGeometry as ITopologicalOperator;
IGeometry pBuffer = pTopo.Buffer(Length);
//仅与框架别界相交地物会被选取
pGeometry = m_MapControl.TrackRectangle() as IGeometry;
bool bjustone = true;
if (pGeometry != null)
{
if (pGeometry.IsEmpty)
{
pGeometry = pBuffer;
}
else
{
bjustone = false;
}
}
else
{
pGeometry = pBuffer;
}
UID pUID = new UIDClass();
pUID.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}"; //UID for IFeatureLayer
IEnumLayer pEnumLayer = m_MapControl.Map.get_Layers(pUID, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (pLayer != null)
{
if (pLayer.Visible == false)
{
pLayer = pEnumLayer.Next();
continue;
}
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
if (pFeatureLayer.Selectable == false)
{
pLayer = pEnumLayer.Next();
continue;
}
GetSelctionSet(pFeatureLayer, pGeometry, bjustone, Shift);
pLayer = pEnumLayer.Next();
}
//触发Map选择发生变化事件
ISelectionEvents pSelectionEvents = m_hookHelper.FocusMap as ISelectionEvents;
pSelectionEvents.SelectionChanged();
//刷新
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, m_hookHelper.ActiveView.Extent);
AttributeShow();
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button != 1)
{
return;
}
//设置点选择容差
ISelectionEnvironment pSelectEnv = new SelectionEnvironmentClass();
double Length = ModPublic.ConvertPixelsToMapUnits(m_hookHelper.ActiveView, pSelectEnv.SearchTolerance);
IPoint pPoint = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
IGeometry pGeometry = pPoint as IGeometry;
ITopologicalOperator pTopo = pGeometry as ITopologicalOperator;
IGeometry pBuffer = pTopo.Buffer(Length);
//仅与框架别界相交地物会被选取
pGeometry = m_MapControl.TrackRectangle() as IGeometry;
bool bjustone = true;
if (pGeometry != null)
{
if (pGeometry.IsEmpty)
{
pGeometry = pBuffer;
}
else
{
bjustone = false;
}
}
else
{
pGeometry = pBuffer;
}
UID pUID = new UIDClass();
pUID.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}"; //UID for IFeatureLayer
IEnumLayer pEnumLayer = m_MapControl.Map.get_Layers(pUID, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (pLayer != null)
{
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
if (pFeatureClass.ObjectClassID != ControlsAttribute.m_CurFeatCls.ObjectClassID)
{
pLayer = pEnumLayer.Next();
continue;
}
switch (Shift)
{
case 1: //增加选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultAdd, bjustone);
break;
case 4: //减少选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultSubtract, bjustone);
break;
case 2:
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultXOR, bjustone);
break;
default: //新建选择结果集
ModPublic.GetSelctionSet(pFeatureLayer, pGeometry, pFeatureClass, esriSelectionResultEnum.esriSelectionResultNew, bjustone);
break;
}
pLayer = pEnumLayer.Next();
}
//刷新
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, m_hookHelper.ActiveView.Extent);
}
//========================================================================================
//陈胜鹏 2009-08-19 添加
/// <summary>
/// 融合选择集中的要素
/// </summary>
/// <param name="pSelectionSet">选择集对象，从中取出需要融合的要素</param>
/// <param name="pMergeLayer">发生融合的要素所在图层</param>
/// <param name="OID">被保留的要素OID</param>
private void MergeSelectedFeature(ISelectionSet pSelectionSet, IFeatureLayer pMergeLayer, int OID)
{
//判断是否满足融合条件
bool CanMerge = JudgeCondition();
//OID = 0;
//如果满足融合的判定条件才能开始进行融合（这里主要分几何条件和属性条件）
if (CanMerge)
{
IEnumIDs pEnumIDs; //枚举要素变量
Dictionary <int, IFeature> pDicFeature = new Dictionary <int, IFeature>(); //存储多个需要融合的要素的字典
int FtID = 0; //要素OID
IGeometry pGeoTemp = null; //存储融合后的要素图形
ITopologicalOperator pTopoOperator;
IFeature pFt = null;
int pTempFeatID = 0;
IFeatureClass pFeatCls = pMergeLayer.FeatureClass;
pEnumIDs = pSelectionSet.IDs;
FtID = pEnumIDs.Next();
//初始化临时要素图形
pTempFeatID = FtID;
pGeoTemp = pFeatCls.GetFeature(pTempFeatID).Shape;
pDicFeature.Add(FtID, pFeatCls.GetFeature(pTempFeatID)); //记录遍历到的要素ID
FtID = pEnumIDs.Next();
while (FtID != -1)
{
//获得需要融合的第二个要素
pFt = pFeatCls.GetFeature(FtID);
pDicFeature.Add(FtID, pFt); //记录遍历到的要素ID
//融合要素的图形
pTopoOperator = pGeoTemp as ITopologicalOperator;
pGeoTemp = pTopoOperator.Union(pFt.ShapeCopy);
//临时图形进行简单化
pTopoOperator = pGeoTemp as ITopologicalOperator;
pTopoOperator.Simplify();
//下一个要素
FtID = pEnumIDs.Next();
}
//获取第一个保留的要素，赋给它融合后的图形，并保存
pFt = pFeatCls.GetFeature(OID);
pFt.Shape = pGeoTemp;
//处理设置FID、state不一致问题 wjj 20090903
IDisplayRelationshipClass pDisResCls = pMergeLayer as IDisplayRelationshipClass;
if (pDisResCls.RelationshipClass != null) //是否与日志记录表做了联表查询
{
//获取图幅结合表
IFeatureLayer pFeatLay = ModPublic.GetLayerOfGroupLayer(myHook.MapControl, "范围", "图幅范围") as IFeatureLayer;
if (pFeatLay != null)
{
ChangeFeatureState(pDisResCls.RelationshipClass, pFt, pDicFeature, pFeatLay.FeatureClass);
}
}
pFt.Store();
//删除被融合的要素
foreach (KeyValuePair <int, IFeature> var in pDicFeature)
{
if (var.Key != OID)
{
pFt = pFeatCls.GetFeature(var.Key);
pFt.Delete();
}
}
pDicFeature = null;
}
}