public override void OnMouseDown(int button, int Shift, int x, int y)
{
if (button != 2)
{
_pointnum++;
this.CalculateArea(x, y, 1);
}
else
{
graphicsContainer.DeleteAllElements();
((IActiveView)this._context.FocusMap).PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
}
private void ClearNet_Click(object sender, EventArgs e)
{
axMapControl1.CurrentTool = null;
try
{
//string name =path + "\\WHU_StudentQuery.mdb";
//string name = NetWorkAnalysClass.getPath(path) + "\\ArcEngineDemo\\WHU_StudentQuery.mdb";
string name = NetWorkAnalysClass.getPath(path) + "\\Data\\TestNet.gdb";
//打开工作空间
pFWorkspace = NetWorkAnalysClass.OpenWorkspace(name) as IFeatureWorkspace;
IGraphicsContainer pGrap = this.axMapControl1.ActiveView as IGraphicsContainer;
pGrap.DeleteAllElements();//删除所添加的图片要素
IFeatureClass inputFClass = pFWorkspace.OpenFeatureClass("Stops");
//删除站点要素
if (inputFClass.FeatureCount(null) > 0)
{
ITable pTable = inputFClass as ITable;
pTable.DeleteSearchedRows(null);
}
for (int i = 0; i < axMapControl1.LayerCount; i++)//删除分析结果
{
ILayer pLayer = axMapControl1.get_Layer(i);
if (pLayer.Name == ShortPathSolveCommand.m_NAContext.Solver.DisplayName)
{
axMapControl1.DeleteLayer(i);
break;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
this.axMapControl1.Refresh();
}
private void ClearElements(IActiveView pActiveView)
{
IGraphicsContainer graphicsContainer = pActiveView.GraphicsContainer;
IMapFrame mapFrame = graphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
(mapFrame as IMapGrids).ClearMapGrids();
graphicsContainer.Reset();
IElement element = graphicsContainer.Next();
List <IElement> list = new List <IElement>();
while (element != null)
{
if (element != mapFrame)
{
list.Add(element);
}
element = graphicsContainer.Next();
}
try
{
graphicsContainer.DeleteAllElements();
graphicsContainer.Reset();
element = graphicsContainer.Next();
if (element != null)
{
graphicsContainer.DeleteElement(element);
}
graphicsContainer.AddElement(mapFrame as IElement, -1);
pActiveView.FocusMap = mapFrame.Map;
}
catch (Exception)
{
}
}
public override void timerReduce_Tick(object sender, EventArgs e)
{
_dblProp = _dblProp - 0.001;
IMapControl4 m_mapControl = _DataRecords.ParameterInitialize.m_mapControl;
IGraphicsContainer pGra = m_mapControl.Map as IGraphicsContainer;
pGra.DeleteAllElements();
if (_dblProp < 0)
{
timerReduce.Enabled = false;
_dblProp = 0;
pbScale.Value = Convert.ToInt16(100 * _dblProp);
CPolyline cpl0 = GetTargetcpl(_dblProp);
CHelpFunc.ViewPolyline(_DataRecords.ParameterInitialize.m_mapControl, cpl0);
return;
}
CPolyline cpl1 = GetTargetcpl(_dblProp);
pbScale.Value = Convert.ToInt16(100 * _dblProp);
CHelpFunc.ViewPolyline(m_mapControl, cpl1);
}
public static void ZoomToCurrentError(IMxDocument pMxDoc, double zoomingAdjust, IPoint pPoint)
{
IMap pMap = pMxDoc.FocusMap as IMap;
IGraphicsContainer pGraphicsContainer = pMap as IGraphicsContainer;
//ILayer pLayer = null;
//pLayer.Visible = false;
ISimpleMarkerSymbol pSimpleMarkerSymbol = new SimpleMarkerSymbol();
IRgbColor pLightGreen = (IRgbColor) new RgbColor();
pLightGreen.Red = 181;
pLightGreen.Green = 230;
pLightGreen.Blue = 96;
pSimpleMarkerSymbol.Color = pLightGreen;
pSimpleMarkerSymbol.Outline = true;
pSimpleMarkerSymbol.OutlineColor = pLightGreen;
pSimpleMarkerSymbol.OutlineSize = 2;
pSimpleMarkerSymbol.Size = 25;
pSimpleMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCross;
IMarkerElement pMarkerElement = (IMarkerElement) new MarkerElement();
pMarkerElement.Symbol = pSimpleMarkerSymbol;
IElement pElement = pMarkerElement as IElement;
pElement.Geometry = pPoint as IGeometry;
pGraphicsContainer.DeleteAllElements();
pGraphicsContainer.AddElement(pElement, 0);
// IEnvelope pExtent = Data.ErrorTable[Data.CurrentErrorIndex].Penvelope;
// pExtent.Expand(zoomingAdjust, zoomingAdjust, true);
IEnvelope pExtent = (IEnvelope) new Envelope();
pExtent.PutCoords(pPoint.X - zoomingAdjust, pPoint.Y - zoomingAdjust, pPoint.X + zoomingAdjust, pPoint.Y + zoomingAdjust);
pMxDoc.ActiveView.Extent = pExtent;
pMxDoc.ActiveView.Refresh();
}
/// <summary>
/// 主地图OnExtentUpdated事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void axMapControl1_OnExtentUpdated(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnExtentUpdatedEvent e)
{
//刷新axMapControl2
axMapControl2.Refresh();
//以主地图的Extent作为鹰眼红线框的大小范围
IEnvelope pEnvelope = axMapControl1.Extent;
//鹰眼强制转换为IGraphicsContainer
//IGraphicsContainer是绘图容器接口, 主要功能是在MapControl控件类上添加绘图要素。
IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
//鹰眼强制转换为pActiveView
IActiveView pActiveView = pGraphicsContainer as IActiveView;
//删除鹰眼原有要素
pGraphicsContainer.DeleteAllElements();
//实例化矩形框要素
IRectangleElement pRectangleElement = new RectangleElementClass();
//强转矩形要素框为要素
IElement pElement = pRectangleElement as IElement;
//赋值几何实体的最小外接矩形, 即包络线
pElement.Geometry = pEnvelope;
//使用面要素刷新(存在覆盖注释问题)
//DrawPolyline2(pGraphicsContainer, pActiveView, pElement);
//使用线要素刷新(已解决重叠问题)(推荐使用)
//使用IScreenDisplay的DrawPolyline方法,在鹰眼视图画出红线框
DrawPolyline(axMapControl2.ActiveView, pEnvelope);
}
//主地图：地图范围（Extent）变化
private void axMapControlMainMap_OnExtentUpdated(object sender, IMapControlEvents2_OnExtentUpdatedEvent e)
{
#region 主地图地图范围Extent变化时，鹰眼中的地图范围Extent也跟随着变化
IEnvelope envelope = (IEnvelope)e.newEnvelope; //得到主地图的新范围
IGraphicsContainer graphicsContainer = axMapControlEagleMap.Map as IGraphicsContainer;
IActiveView activeView = graphicsContainer as IActiveView;
graphicsContainer.DeleteAllElements(); //在绘制前，清除axMapControlEagleMap中的任何图形元素
IRectangleElement rectangleElement = new RectangleElement() as IRectangleElement;
IElement element = rectangleElement as IElement;
element.Geometry = envelope;
//产生一个线符号对象,设置鹰眼中的红线框
ILineSymbol lineSymbol = new SimpleLineSymbol();
lineSymbol.Width = 1.6;
lineSymbol.Color = RenderOpt.GetIColor(255, 0, 0);
//设置填充符号的属性
IFillSymbol fillSymbol = new SimpleFillSymbol();
fillSymbol.Color = RenderOpt.GetIColor(255, 0, 0, 0);
fillSymbol.Outline = lineSymbol;
IFillShapeElement fillShapeElement = element as IFillShapeElement;
fillShapeElement.Symbol = fillSymbol;
graphicsContainer.AddElement((IElement)fillShapeElement, 0);
//刷新
envelope.Expand(2, 2, true);
activeView.Extent = envelope;
activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
#endregion
}
private void DeleteGraphics()
{
IGraphicsContainer graphicsContainer = m_map as IGraphicsContainer;
graphicsContainer.DeleteAllElements();
m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// 清除所有图元素
/// </summary>
public void ClearAllElement()
{
IActiveView pActiveView = mapControl.ActiveView;
IGraphicsContainer pGraphicsContainer = pActiveView.GraphicsContainer;
pGraphicsContainer.DeleteAllElements();
}
public bool Buffer(string layerName, string sWhere, int iSize, IMap iMap)
{
IFeatureClass featClass;
IFeature feature;
IGeometry iGeom;
DataOperator dataOperator = new DataOperator(iMap);
IFeatureLayer featLayer = (IFeatureLayer)dataOperator.GetLayerByName(layerName);
IGraphicsContainer graphicsContainer = (IGraphicsContainer)iMap;
graphicsContainer.DeleteAllElements();
featClass = featLayer.FeatureClass;
IQueryFilter queryFilter = new QueryFilter();
queryFilter.WhereClause = sWhere;
IFeatureCursor featCursor;
featCursor = (IFeatureCursor)featClass.Search(queryFilter, false);
int count = featClass.FeatureCount(queryFilter);
feature = featCursor.NextFeature();
iGeom = feature.Shape;
IElement element = new PolygonElementClass();
ITopologicalOperator ipTO = (ITopologicalOperator)iGeom;
element.Geometry = ipTO.Buffer(iSize);
graphicsContainer.AddElement(element, 0);
return(true);
}
public void LabelQueryInfo(string name, string strContent, IPoint pt, IMap pMap, bool isRemoveLast)
{
//获取并激活Graphic标注图层
if (pt == null)
{
return;
}
IActiveView pActiveView = pMap as IActiveView;
ICompositeGraphicsLayer pCompositeGraphicsLayer = pMap.BasicGraphicsLayer as ICompositeGraphicsLayer;
//WeatherLabel标记组，通过ArcMap的Layers Properties的Annotation group可以看到
IGraphicsLayer pGraphicsLayer = pCompositeGraphicsLayer.FindLayer("WeatherLabel");
pMap.ActiveGraphicsLayer = pGraphicsLayer as ILayer;
pGraphicsLayer.Activate(pActiveView.ScreenDisplay);
IGraphicsContainer pGraphicsContainer = pGraphicsLayer as IGraphicsContainer;//转换到图形容器接口
IElementCollection pElementCollection = new ElementCollectionClass();
AddBalloonCalloutLabel(name, strContent, pt, pElementCollection);//我们需要一个新的私有函数来实现设置标签元素背景，BalloonCallout对象
//添加标注
if (isRemoveLast == true)
{
pGraphicsContainer.DeleteAllElements();
}
pGraphicsContainer.AddElements(pElementCollection, 1000);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, pActiveView.ScreenDisplay.DisplayTransformation.VisibleBounds);
}
/// <summary>
/// 通过添加Element方式高亮显示错误要素(解决点在特定比例尺中未显示问题)
/// </summary>
/// <param name="pGra"></param>
/// <param name="in_fea"></param>
private void MakeSymbol(IGraphicsContainer pGra, IFeature in_fea)
{
if (in_fea == null)
{
return;
}
pGra.DeleteAllElements();
IActiveView pAcitveView = pGra as IActiveView;
IElement pEle;
IRgbColor pColor = new RgbColorClass();
pColor.Blue = 255;
pColor.Green = 200;
pColor.Red = 0;
if (in_fea.Shape.GeometryType == esriGeometryType.esriGeometryPoint)
{
IMarkerElement pMakEle = new MarkerElementClass();
pEle = pMakEle as IElement;
IMarkerSymbol pMakSym = new SimpleMarkerSymbolClass();
pMakSym.Color = pColor;
pMakEle.Symbol = pMakSym;
pEle.Geometry = in_fea.Shape as ESRI.ArcGIS.Geometry.IGeometry;
pGra.AddElement(pEle, 0);
pAcitveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
}
/// <summary>
/// 清除所有图元素
/// </summary>
public static void ClearAllElement()
{
IActiveView pActiveView = Main.Program.myMap.ActiveView;
IGraphicsContainer pGraphicsContainer = pActiveView.GraphicsContainer;
pGraphicsContainer.DeleteAllElements();
}
private void OnOnDoubleClick(int button, int shift, int i, int i1, double mapX, double mapY)
{
if (button == 2)
{
return;
}
if (_polygonFeedback == null)
{
return;
}
IPoint point = new PointClass();
point.PutCoords(mapX, mapY);
_polygonFeedback.AddPoint(point);
_polygon = _polygonFeedback.Stop();
IRgbColor rgbColorClass = new RgbColor();
rgbColorClass.Red = (0);
rgbColorClass.Green = (255);
rgbColorClass.Blue = (255);
ISimpleFillSymbol simpleFillSymbolClass = new SimpleFillSymbol();
((ISymbol)simpleFillSymbolClass).ROP2 = (esriRasterOpCode)(10);
simpleFillSymbolClass.Color = (rgbColorClass);
IElement element = new PolygonElement();
element.Geometry = _polygon;
((IFillShapeElement)element).Symbol = simpleFillSymbolClass;
_graphicsContainer.DeleteAllElements();
_graphicsContainer.AddElement(element, 100);
_context.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
OnDrawCompleteEvent();
//_polygon = null;
_polygonFeedback = null;
}
//在鹰眼地图上面画矩形框
public static void DrawRectangle(IEnvelope pIEnvelope)
{
//在绘制前，清除鹰眼中之前绘制的矩形框
IGraphicsContainer pGraphicsContainer = Variable.pEagleEyeMapFrm.EagelEyeMapControl.Map as IGraphicsContainer;
IActiveView pActiveView = pGraphicsContainer as IActiveView;
pGraphicsContainer.DeleteAllElements();
//得到当前视图范围
IRectangleElement pRectangleElement = new RectangleElementClass();
IElement pElement = pRectangleElement as IElement;
pElement.Geometry = pIEnvelope;
//设置矩阵框（实质为中间透明度面）
IRgbColor pRgbColor = new RgbColorClass();
pRgbColor = GetRgbColor(255, 0, 0);
pRgbColor.Transparency = 255;
ILineSymbol pOutLine = new SimpleLineSymbolClass();
pOutLine.Width = 2; pOutLine.Color = pRgbColor;
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
pRgbColor = new RgbColorClass();
pRgbColor.Transparency = 0;
pFillSymbol.Color = pRgbColor;
pFillSymbol.Outline = pOutLine;
//向鹰眼中添加矩形框
IFillShapeElement pFillShapeElement = pElement as IFillShapeElement;
pFillShapeElement.Symbol = pFillSymbol;
pGraphicsContainer.AddElement((IElement)pFillShapeElement, 0);
//刷新
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void 给出可测区域ToolStripMenuItem_Click(object sender, EventArgs e)
{
IGeometry buffer;
ISelection pSeletion = axMapControl1.Map.FeatureSelection;
IEnumFeature pEnumFeature = (IEnumFeature)pSeletion;
IGraphicsContainer graphicsContainer = axMapControl1.ActiveView.GraphicsContainer;
graphicsContainer.DeleteAllElements();
IFeature pFeature = pEnumFeature.Next();
double bufferDistance = GlobalData.dist;
if (bufferDistance <= 0.0)
{
MessageBox.Show("距离设置错误");
return;
}
while (pFeature != null)
{
ITopologicalOperator topoOperator = pFeature.Shape as ITopologicalOperator;
buffer = topoOperator.Buffer(bufferDistance);
IElement element = new PolygonElementClass();
element.Geometry = buffer;
graphicsContainer.AddElement(element, 0);
pFeature = pEnumFeature.Next();
}
axMapControl1.Refresh();
}
private void button2_Click(object sender, EventArgs e)
{
IActiveView pIActiveView = pmapcontrol.Map as IActiveView;
IGraphicsContainer pIGraphicsContainer = pIActiveView.GraphicsContainer;
pIGraphicsContainer.DeleteAllElements();
IFeatureLayer pIFeatureLayer = pmapcontrol.get_Layer(0) as IFeatureLayer;
IFeatureCursor pIFeatureCursor = pIFeatureLayer.FeatureClass.Search(null, false);
IFeature pfeature = pIFeatureCursor.NextFeature();
while (pfeature != null)
{
ITopologicalOperator pITopologicalOperator = pfeature.Shape as ITopologicalOperator;
IPolygon pPolygon = pITopologicalOperator.Buffer(double.Parse(textBox1.Text)) as IPolygon;
IElement pIElement = new PolygonElement();
pIElement.Geometry = pPolygon;
pIGraphicsContainer.AddElement(pIElement, 0);
pfeature = pIFeatureCursor.NextFeature();
}
pmapcontrol.Refresh();
this.Close();
}
/// <summary>
/// 主窗体视图范围变化
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public void axMapControl1_OnExtentUpdated(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnExtentUpdatedEvent e)
{
//获得当前地图视图的外包矩形
IEnvelope pEnvelope = (IEnvelope)e.newEnvelope;
//获得GraphicsContainer对象用来管理元素对象
IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
//清除对象中的所有图形元素
pGraphicsContainer.DeleteAllElements();
//获得矩形图形元素
IRectangleElement pRectangleEle = new RectangleElementClass();
IElement pElement = pRectangleEle as IElement;
pElement.Geometry = pEnvelope;
//设置FillShapeElement对象的symbol
IFillShapeElement pFillShapeEle = pElement as IFillShapeElement;
pFillShapeEle.Symbol = this.Presenter.getFillSymbol();
//进行填充
pGraphicsContainer.AddElement((IElement)pFillShapeEle, 0);
//刷新视图
IActiveView pActiveView = pGraphicsContainer as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
/// <summary>
/// 显示并返回多个插值线段
/// </summary>
/// <param name="pDataRecords">数据记录</param>
/// <param name="dblProp">差值参数</param>
/// <returns>插值线段</returns>
public static List <CPolyline> DisplayInterpolations(CDataRecords pDataRecords, double dblProp)
{
if (dblProp < 0 || dblProp > 1)
{
MessageBox.Show("请输入正确参数！");
return(null);
}
List <List <CPoint> > CResultPtLtLt = pDataRecords.ParameterResult.CResultPtLtLt;
List <CPolyline> cpllt = new List <CPolyline>();
for (int i = 0; i < CResultPtLtLt.Count; i++)
{
CPolyline cpl = CGeoFunc.GetTargetcpl(CResultPtLtLt[i], dblProp);
cpllt.Add(cpl);
}
// 清除绘画痕迹
IMapControl4 m_mapControl = pDataRecords.ParameterInitialize.m_mapControl;
IGraphicsContainer pGra = m_mapControl.Map as IGraphicsContainer;
pGra.DeleteAllElements();
//m_mapControl.ActiveView.Refresh(); //由于在下一步“ViewPolyline”中有刷新的命令，此语句可省略
ViewPolylines(m_mapControl, cpllt); //显示生成的线段
return(cpllt);
}
public void SyncMapObject(IMap pSourceMap, ref IMap pTargetMap, bool bClearElements)
{
try
{
if ((pSourceMap != null) && (pTargetMap != null))
{
IObjectCopy copy = null;
copy = new ObjectCopyClass();
object pInObject = null;
pInObject = pSourceMap;
object obj3 = null;
obj3 = copy.Copy(pInObject);
object pOverwriteObject = null;
pOverwriteObject = pTargetMap;
copy.Overwrite(obj3, ref pOverwriteObject);
IActiveView view = pTargetMap as IActiveView;
IGraphicsContainer graphicsContainer = view.GraphicsContainer;
if (graphicsContainer != null)
{
IViewManager manager = view as IViewManager;
ISelection elementSelection = manager.ElementSelection;
view.Selection = elementSelection;
}
if (bClearElements)
{
graphicsContainer.DeleteAllElements();
}
}
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "FunFactory.CoreFun", "SyncMapObject", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
}
}
public override void RestoreEnv()
{
if (this._uc != null)
{
this._uc.RestoreEnv();
this._uc.Dispose();
this._uc = null;
}
if (this._uPanel != null)
{
this._uPanel.GetControlContainer().Controls.Clear();
this._uPanel.Close();
this._uPanel = null;
}
IMap2DView mapView = UCService.GetContent(typeof(Map2DView)) as Map2DView;
if (mapView == null)
{
return;
}
DF2DApplication app = DF2DApplication.Application;
if (app == null || app.Current2DMapControl == null || app.Workbench == null)
{
return;
}
//app.Workbench.SetMenuEnable(true);
IGraphicsContainer gc = app.Current2DMapControl.Map as IGraphicsContainer;
gc.DeleteAllElements();
app.Current2DMapControl.ActiveView.Refresh();
mapView.UnBind(this);
WaitForm.Stop();
Map2DCommandManager.Pop();
}
private void ptsTpMapBtn_Click(object sender, EventArgs e)
{
//在绘制前，清除mainkMapControl中的任何图形元素
IGraphicsContainer pGra = this.axMapControl.Map as IGraphicsContainer;
IActiveView pAcitveView = pGra as IActiveView;
pGra.DeleteAllElements();
for (int i = 0; i < this.dataGridView.Rows.Count; i++)
{
string lgstr = string.Empty, lastr = string.Empty;
if (this.dataGridView.Rows[i].Cells["lg"].Value != null)
{
lgstr = this.dataGridView.Rows[i].Cells["lg"].Value.ToString();
}
if (this.dataGridView.Rows[i].Cells["la"].Value != null)
{
lastr = this.dataGridView.Rows[i].Cells["la"].Value.ToString();
}
DrawPointOrLine(lgstr, lastr, pGra, false);
}
pAcitveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void mainMapControl_OnExtentUpdated(object sender, IMapControlEvents2_OnExtentUpdatedEvent e)
{
IEnvelope pEnvelope = e.newEnvelope as IEnvelope;
ISimpleLineSymbol pSimpleLineSymbol = new SimpleLineSymbolClass();
pSimpleLineSymbol.Style = esriSimpleLineStyle.esriSLSDash;
pSimpleLineSymbol.Width = 2;
pSimpleLineSymbol.Color = this.getRGBColor(0, 0, 0);
ISimpleFillSymbol pSimpleFillSymbol = new SimpleFillSymbolClass();
pSimpleFillSymbol.Color = this.getRGBColor(255, 0, 0);
pSimpleFillSymbol.Outline = pSimpleLineSymbol as ILineSymbol;
pSimpleFillSymbol.Style = esriSimpleFillStyle.esriSFSHollow;
IRectangleElement pRectangleElement = new RectangleElementClass();
IElement pElement = pRectangleElement as IElement;
pElement.Geometry = pEnvelope as IGeometry;
IFillShapeElement pFillShapeElement = pRectangleElement as IFillShapeElement;
pFillShapeElement.Symbol = pSimpleFillSymbol as IFillSymbol;
IGraphicsContainer pGraphicsContainer = this.EagleaxMapControl.Map as IGraphicsContainer;
pGraphicsContainer.DeleteAllElements();
pGraphicsContainer.AddElement(pElement, 0);
this.EagleaxMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
try
{
Form.ribbonBar1.Text = "";
Form.Set_Pointclicked = null;
RemoveGraphics();
IActiveView pACView = (IActiveView)m_Map;
bool ShowGraphics = (Form.rbtClickedPoint.CheckState == CheckState.Checked);
if (ShowGraphics)
{
IPoint pPointclicked = pACView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
IRgbColor pRGB_Point = CreateRGBColor(255, 0, 0);
AddGraphicToMap(m_Map, pPointclicked, pRGB_Point, pRGB_Point);
Form.Set_Pointclicked = pPointclicked;
pACView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
}
catch
{
IGraphicsContainer pGraphicsContainer = (IGraphicsContainer)m_Map;
IActiveView pACView = (IActiveView)m_Map;
pGraphicsContainer.DeleteAllElements();
Form.ribbonBar1.Text = "";
Form.Set_Pointclicked = null;
pACView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
}
private void DrawRectangle(IEnvelope pEnvelope)
{
IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
IActiveView pActiveView = pGraphicsContainer as IActiveView;
pGraphicsContainer.DeleteAllElements();
IRectangleElement pRectangleElement = new RectangleElementClass();
IElement pElement = pRectangleElement as IElement;
pElement.Geometry = pEnvelope;
IRgbColor pRgbColor = new RgbColorClass();
pRgbColor.Red = 255;
pRgbColor.Blue = 0;
pRgbColor.Green = 0;
pRgbColor.Transparency = 255;
ILineSymbol pLineSymbol = new SimpleLineSymbolClass();
pLineSymbol.Width = 3;
pLineSymbol.Color = pRgbColor;
pRgbColor.Red = 255;
pRgbColor.Blue = 0;
pRgbColor.Green = 0;
pRgbColor.Transparency = 0;
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
pFillSymbol.Outline = pLineSymbol;
pFillSymbol.Color = pRgbColor;
IFillShapeElement pFillShapeElement = pElement as IFillShapeElement;
pFillShapeElement.Symbol = pFillSymbol;
pGraphicsContainer.AddElement((IElement)pFillShapeElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
public bool DeleteAllElements(IGraphicsLayer pGraphicsLayer)
{
try
{
if ((pGraphicsLayer != null) && (pGraphicsLayer is IGraphicsContainer))
{
IGraphicsContainer container = pGraphicsLayer as IGraphicsContainer;
try
{
container.DeleteAllElements();
}
catch (Exception)
{
}
}
else
{
return(false);
}
return(true);
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "FunFactory.ElementFun", "DeleteAllElements", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
return(false);
}
}
/////////////////////////////////////////
private void axMapControl_sub_OnExtentUpdated(object sender, IMapControlEvents2_OnExtentUpdatedEvent e)
{
//实现鹰眼的方框的 symbol 部分
ILineSymbol outLineSymbol = new SimpleLineSymbol(); //设置鹰眼图中的红线！
outLineSymbol.Width = 2;
outLineSymbol.Color = GetColor(255, 0, 0, 255);
IFillSymbol fillSymbol = new SimpleFillSymbol(); //设置填充符号的属性！
fillSymbol.Color = GetColor(255, 0, 0, 0); //设置完全透明色
fillSymbol.Outline = outLineSymbol;
//实现信息传递
IEnvelope envlope2 = e.newEnvelope as IEnvelope;
IElement element2 = new RectangleElement();
element2.Geometry = envlope2;
IFillShapeElement fillShapeElement2 = element2 as IFillShapeElement;
fillShapeElement2.Symbol = fillSymbol;
IGraphicsContainer graphicsContainer2 = axMapControl_sub.Map as IGraphicsContainer;
graphicsContainer2.DeleteAllElements();
IElement pElement = fillShapeElement2 as IElement;
graphicsContainer2.AddElement(pElement, 0);
axMapControl_sub.Refresh(esriViewDrawPhase.esriViewGeography, null, null);
}
private void clearResultMenuItem_Click(object sender, EventArgs e)
{
axMapControl1.CurrentTool = null;//将地图空间的当前工具注销
try
{
string name = NetWorkAnalysClass.getPath(path) + "\\data\\HuanbaoGeodatabase.gdb";
//打开工作空间
IFeatureWorkspace pFWorkspace = NetWorkAnalysClass.OpenWorkspace(name) as IFeatureWorkspace;
IGraphicsContainer pGrap = this.axMapControl1.ActiveView as IGraphicsContainer;
pGrap.DeleteAllElements(); //删除所添加的图片要素
IFeatureClass inputFClass = pFWorkspace.OpenFeatureClass("Stops"); //站点要素
IFeatureClass barriesFClass = pFWorkspace.OpenFeatureClass("barries"); //障碍点要素
if (inputFClass.FeatureCount(null) > 0)
{
ITable pTable = barriesFClass as ITable;
pTable.DeleteSearchedRows(null);
}
for (int i = 0; i < axMapControl1.LayerCount; i++) //删除分析结果
{
ILayer pLayer = axMapControl1.get_Layer(i);
if (pLayer.Name == ShortPathSolveCommand.m_NAContext.Solver.DisplayName)
{
axMapControl1.DeleteLayer(i);
break;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
this.axMapControl1.Refresh();
}
/// <summary>
/// 当主图视野发生变化时，重新绘制鸟瞰图中的红色矩形框
/// </summary>
private void axMapControl1_OnExtentUpdated(object sender, ESRI.ArcGIS.Controls.IMapControlEvents2_OnExtentUpdatedEvent e)
{
// 得到新范围
IEnvelope pEnvelope = (IEnvelope)e.newEnvelope;
IGraphicsContainer pGraphicsContainer = axMapControl2.Map as IGraphicsContainer;
IActiveView pActiveView = pGraphicsContainer as IActiveView;
//在绘制前，清除axMapControl2中的任何图形元素
pGraphicsContainer.DeleteAllElements();
IRectangleElement pRectangleEle = new RectangleElementClass();
IElement pElement = pRectangleEle as IElement;
pElement.Geometry = pEnvelope;
//设置鹰眼图中的红线框
IRgbColor pColor = new RgbColorClass();
pColor.Red = 255; pColor.Green = 0; pColor.Blue = 0; pColor.Transparency = 255;
//产生一个线符号对象
ILineSymbol pOutline = new SimpleLineSymbolClass();
pOutline.Width = 3; pOutline.Color = pColor;
//设置颜色属性
pColor = new RgbColorClass();
pColor.Red = 255; pColor.Green = 0; pColor.Blue = 0; pColor.Transparency = 0;
//设置填充符号的属性
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
pFillSymbol.Color = pColor; pFillSymbol.Outline = pOutline;
IFillShapeElement pFillShapeEle = pElement as IFillShapeElement;
pFillShapeEle.Symbol = pFillSymbol;
pGraphicsContainer.AddElement((IElement)pFillShapeEle, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);//部分刷新
}
private CPolyline DisplayInterpolation(double dblProp, IMapControl4 m_mapControl)
{
List <CCorrCpts> pCorrCptsLt = _DataRecords.ParameterResult.CCorrCptsLt;
int intPtNum = pCorrCptsLt.Count;
List <CPoint> newcptlt = new List <CPoint>();
//先确定最后两个点
double dblLastX = (1 - dblProp) * pCorrCptsLt[intPtNum - 1].FrCpt.X + dblProp * pCorrCptsLt[intPtNum - 1].ToCpt.X;
double dblLastY = (1 - dblProp) * pCorrCptsLt[intPtNum - 1].FrCpt.Y + dblProp * pCorrCptsLt[intPtNum - 1].ToCpt.Y;
CPoint newlastcpt = new CPoint(intPtNum - 1, dblLastX, dblLastY);
double dblLast1X = (1 - dblProp) * pCorrCptsLt[intPtNum - 2].FrCpt.X + dblProp * pCorrCptsLt[intPtNum - 2].ToCpt.X;
double dblLast1Y = (1 - dblProp) * pCorrCptsLt[intPtNum - 2].FrCpt.Y + dblProp * pCorrCptsLt[intPtNum - 2].ToCpt.Y;
CPoint newlast1cpt = new CPoint(intPtNum - 2, dblLast1X, dblLast1Y);
newcptlt.Insert(0, newlastcpt);
newcptlt.Insert(0, newlast1cpt);
double dblPreAxisAngle = CGeoFunc.CalAxisAngle(newlast1cpt, newlastcpt); //前一个线段的绝对角
for (int i = pCorrCptsLt.Count - 3; i >= 0; i--)
{
//目标夹角大小
double dblAngle = (1 - dblProp) * _adblFrAngle[i] + dblProp * _adblToAngle[i];
//绝对角
double dblCurAxisAngle = dblPreAxisAngle - dblAngle; //当前线段的绝对角(0到2*PI)
if (dblCurAxisAngle >= 2 * Math.PI)
{
dblCurAxisAngle = dblCurAxisAngle - 2 * Math.PI;
}
else if (dblCurAxisAngle < 0)
{
dblCurAxisAngle = dblCurAxisAngle + 2 * Math.PI;
}
//目标长度
double dblLength = (1 - dblProp) * _adblFrLength[i] + dblProp * _adblToLength[i];
//新坐标
double dblNewX = newcptlt[0].X + dblLength * Math.Cos(dblCurAxisAngle);
double dblNewY = newcptlt[0].Y + dblLength * Math.Sin(dblCurAxisAngle);
CPoint newcpt = new CPoint(i, dblNewX, dblNewY);
newcptlt.Insert(0, newcpt);
//更新dblPreAxisAngle(将向量旋转180°)
if (dblCurAxisAngle >= Math.PI)
{
dblPreAxisAngle = dblCurAxisAngle - Math.PI;
}
else
{
dblPreAxisAngle = dblCurAxisAngle + Math.PI;
}
}
CPolyline newcpl = new CPolyline(0, newcptlt);
IGraphicsContainer pGra = m_mapControl.Map as IGraphicsContainer;
pGra.DeleteAllElements();
CHelpFunc.ViewPolyline(m_mapControl, newcpl);
return(newcpl);
}
