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374 lines
16 KiB
374 lines
16 KiB
using ESRI.ArcGIS.Carto; |
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using ESRI.ArcGIS.Controls; |
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using ESRI.ArcGIS.Display; |
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using ESRI.ArcGIS.Geodatabase; |
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using ESRI.ArcGIS.Geometry; |
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using KGIS.Framework.AE; |
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using KGIS.Framework.Maps; |
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using KGIS.Framework.Utils; |
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using System; |
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using System.Collections; |
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using System.Collections.Generic; |
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using System.Runtime.InteropServices; |
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namespace Kingo.PluginServiceInterface |
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{ |
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public class ShowMaskHelper |
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{ |
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public AxMapControl axMapControl; |
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private OutLine outLine; |
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public static IGeometry outLineGeomery; |
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public void ShowAllMask(AxMapControl mulitAxMapControl, IGeometry currentGeo) |
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{ |
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ShowMask(currentGeo); |
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axMapControl = mulitAxMapControl; |
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//IUcMulitMapControlHelper ucMulitMapControlHelper = BundleRuntime.Instance.GetFirstOrDefaultService<IUcMulitMapControlHelper>(); |
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//axMapControl = ucMulitMapControlHelper.GetUcMapControl(); |
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ShowMask(currentGeo); |
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} |
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public void ShowBorderMask() |
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{ |
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IFeatureCursor pFeatureCursor = null; |
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IFeature f = null; |
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IEnvelope currentFeatureEnvelope = null; |
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IWorkspaceAPI s_WsAPI = null; |
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IFeatureClassAPI featureClassAPI = null; |
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try |
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{ |
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axMapControl.ActiveView.GraphicsContainer.DeleteAllElements(); |
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outLine = new OutLine(); |
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InitOutLine(); |
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outLineGeomery = GetGeometry(outLine); |
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DrawBaseGraph(true, outLineGeomery, 150, 150, 150); |
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axMapControl.ActiveView.Extent = outLineGeomery.Envelope; |
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axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, outLineGeomery.Envelope); |
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} |
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catch (Exception ex) |
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{ |
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LogAPI.Debug("添加遮罩失败！" + ex); |
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return; |
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} |
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finally |
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{ |
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if (f != null) |
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Marshal.ReleaseComObject(f); |
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if (pFeatureCursor != null) |
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Marshal.ReleaseComObject(pFeatureCursor); |
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if (currentFeatureEnvelope != null) |
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Marshal.ReleaseComObject(currentFeatureEnvelope); |
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if (s_WsAPI != null) |
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s_WsAPI.CloseWorkspace(); |
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if (featureClassAPI != null) |
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{ |
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featureClassAPI.CloseFeatureClass(); |
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featureClassAPI = null; |
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} |
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GC.Collect(); |
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} |
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} |
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public void ShowMask(IGeometry currentGeo, bool isUpdateView = true) |
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{ |
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if (axMapControl == null) return; |
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IFeatureCursor pFeatureCursor = null; |
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IFeature f = null; |
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IEnvelope currentFeatureEnvelope = null; |
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IWorkspaceAPI s_WsAPI = null; |
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IFeatureClassAPI featureClassAPI = null; |
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try |
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{ |
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outLine = new OutLine(); |
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InitOutLine(); |
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outLineGeomery = GetGeometry(outLine); |
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if (outLineGeomery == null) return; |
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axMapControl.ActiveView.GraphicsContainer.DeleteAllElements(); |
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currentFeatureEnvelope = currentGeo.Envelope; |
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double xmin = currentFeatureEnvelope.XMin; |
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double xmax = currentFeatureEnvelope.XMax; |
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double ymin = currentFeatureEnvelope.YMin; |
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double ymax = currentFeatureEnvelope.YMax; |
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currentFeatureEnvelope.XMin = xmin - (xmax - xmin) / 2.0; |
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currentFeatureEnvelope.XMax = xmax + (xmax - xmin) / 2.0; |
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currentFeatureEnvelope.YMin = ymin - (ymax - ymin) / 2.0; |
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currentFeatureEnvelope.YMax = ymax + (ymax - ymin) / 2.0; |
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IPointCollection poly = new PolygonClass(); |
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poly.AddPoint(new PointClass() { X = currentFeatureEnvelope.XMin, Y = currentFeatureEnvelope.YMax }); |
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poly.AddPoint(new PointClass() { X = currentFeatureEnvelope.XMax, Y = currentFeatureEnvelope.YMax }); |
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poly.AddPoint(new PointClass() { X = currentFeatureEnvelope.XMax, Y = currentFeatureEnvelope.YMin }); |
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poly.AddPoint(new PointClass() { X = currentFeatureEnvelope.XMin, Y = currentFeatureEnvelope.YMin }); |
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poly.AddPoint(new PointClass() { X = currentFeatureEnvelope.XMin, Y = currentFeatureEnvelope.YMax }); |
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IPolygon pPolygon = (IPolygon)poly; |
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IGeometry resultGeometry = FeatureAPI.Difference(outLineGeomery, pPolygon); |
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DrawBaseGraph(isUpdateView, resultGeometry, 150, 150, 150); |
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if(isUpdateView) |
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{ |
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axMapControl.ActiveView.Extent = currentFeatureEnvelope; |
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axMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, currentFeatureEnvelope); |
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} |
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} |
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catch (Exception ex) |
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{ |
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LogAPI.Debug("添加遮罩失败！" + ex); |
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return; |
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} |
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finally |
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{ |
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if (f != null) |
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Marshal.ReleaseComObject(f); |
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if (pFeatureCursor != null) |
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Marshal.ReleaseComObject(pFeatureCursor); |
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if (currentFeatureEnvelope != null) |
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Marshal.ReleaseComObject(currentFeatureEnvelope); |
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if (s_WsAPI != null) |
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s_WsAPI.CloseWorkspace(); |
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if (featureClassAPI != null) |
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{ |
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featureClassAPI.CloseFeatureClass(); |
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featureClassAPI = null; |
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} |
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GC.Collect(); |
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} |
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} |
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private IElement DrawBaseGraph(bool isUpdateView, IGeometry geoDraw, int R = 255, int G = 0, int B = 0) |
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{ |
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if (geoDraw == null) return null; |
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try |
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{ |
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IElement result = null; |
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IGraphicsContainer iGraphicsContainer = null; |
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IElement CameraPointElm = null; // axMapControl.ActiveView.GraphicsContainer.Next(); |
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if (isUpdateView) |
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{ |
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while ((CameraPointElm = axMapControl.ActiveView.GraphicsContainer.Next()) != null) |
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{ |
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if ((CameraPointElm as IElementProperties).Name == "BaseElement") |
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break; |
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} |
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} |
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if (CameraPointElm == null) |
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{ |
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CameraPointElm = new GroupElementClass(); |
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(CameraPointElm as IElementProperties).Name = "BaseElement"; |
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axMapControl.ActiveView.GraphicsContainer.AddElement(CameraPointElm, 2); |
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} |
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(CameraPointElm as IGroupElement).ClearElements(); |
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//替换Env改动---无用 |
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//IMapControl2 axMapDraw = Env.Instance.KMap.HookHelper.Hook as IMapControl2; |
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// 获取IRGBColor接口 |
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IRgbColor color = new RgbColor(); |
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// 设置颜色属性 |
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color.Red = R; |
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color.Green = G; |
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color.Blue = B; |
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switch (geoDraw.GeometryType) |
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{ |
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case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPoint: |
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result = new MarkerElementClass(); |
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IMarkerSymbol symbol = new SimpleMarkerSymbolClass(); |
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symbol.Color = color; |
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symbol.Size = 10; |
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(result as IMarkerElement).Symbol = symbol; |
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result.Geometry = geoDraw; |
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break; |
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case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolygon: |
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result = new KGIS.Framework.Maps.PolygonElement() { Opacity = 100 }; |
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// 获取ILine符号接口 |
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ILineSymbol lineSymbol = new SimpleLineSymbol(); |
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// 设置线符号属 |
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lineSymbol.Width = 2; |
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ISimpleFillSymbol simpleFillSymbol = new SimpleFillSymbolClass(); |
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simpleFillSymbol.Color = color; |
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IRgbColor colorLine = new RgbColor(); |
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colorLine.Red = 0; |
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colorLine.Green = 0; |
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colorLine.Blue = 0; |
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lineSymbol.Color = colorLine; |
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// 设置填充符号属性 |
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simpleFillSymbol.Outline = lineSymbol; |
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simpleFillSymbol.Style = ESRI.ArcGIS.Display.esriSimpleFillStyle.esriSFSSolid;//esriSimpleFillStyle.esriSFSSolid; |
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(result as IFillShapeElement).Symbol = simpleFillSymbol; |
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result.Geometry = geoDraw; |
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break; |
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case ESRI.ArcGIS.Geometry.esriGeometryType.esriGeometryPolyline: |
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result = new LineElementClass(); |
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// 获取ILine符号接口 |
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ILineSymbol outline = new SimpleLineSymbol(); |
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// 设置线符号属 |
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outline.Width = 3; |
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outline.Color = color; |
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(outline as SimpleLineSymbol).Style = ESRI.ArcGIS.Display.esriSimpleLineStyle.esriSLSSolid; |
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(result as ILineElement).Symbol = outline; |
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result.Geometry = geoDraw; |
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break; |
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default: |
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break; |
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} |
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(CameraPointElm as IGroupElement).AddElement(result); |
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if (iGraphicsContainer != null) |
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{ |
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iGraphicsContainer.AddElement(result, 0); |
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} |
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axMapControl.ActiveView.Refresh(); |
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return result; |
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} |
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catch (Exception ex) |
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{ |
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LogAPI.Debug("执行绘制遮罩方法时异常：" + ex); |
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return null; |
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} |
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} |
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private IGeometry GetGeometry(OutLine reg) |
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{ |
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if (reg == null) return null; |
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ArrayList result = new ArrayList(); |
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try |
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{ |
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result.Add((byte)1);//顺序 |
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result.AddRange(BitConverter.GetBytes(3));//类型 面 |
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result.AddRange(BitConverter.GetBytes(1));//环数 |
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ArrayList jmdArray = new ArrayList(); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinX)); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinY)); |
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//上边 |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinX)); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MaxY)); |
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//右边 |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MaxX)); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MaxY)); |
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//下边 |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MaxX)); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinY)); |
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//首尾相连 |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinX)); |
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jmdArray.AddRange(BitConverter.GetBytes((double)reg.MinY)); |
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result.AddRange(BitConverter.GetBytes(jmdArray.Count / 16)); |
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result.AddRange(jmdArray); |
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byte[] wkb = (byte[])result.ToArray(typeof(byte)); |
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IGeometryFactory3 factory = new GeometryEnvironment() as IGeometryFactory3; |
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IGeometry geom; |
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int countin = wkb.GetLength(0); |
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factory.CreateGeometryFromWkbVariant(wkb, out geom, out countin); |
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if ((geom as IArea).Area < 0) |
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{ |
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IPolygon pPolygon = geom as IPolygon; |
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pPolygon.ReverseOrientation(); |
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} |
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if (geom == null) return null; |
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return geom; |
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} |
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catch (Exception ex) |
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{ |
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LogAPI.Debug("获取分幅后的图斑形状异常：" + ex); |
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return null; |
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} |
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} |
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private void InitOutLine() |
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{ |
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IEnvelope CurrentEnvelope = null; |
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List<ILayer> MapLayerList = MapsManager.Instance.MapService.GetAllLayerInMap<ILayer>(); |
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List<ILayer> SelectLayerList = new List<ILayer>(); |
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List<IGeometry> geometries = new List<IGeometry>(); |
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try |
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{ |
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foreach (ILayer item in MapLayerList) |
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{ |
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if ((item as RasterLayer) != null) |
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{ |
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SelectLayerList.Add(item); |
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//确保最大范围 |
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if (CurrentEnvelope == null) |
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CurrentEnvelope = item.AreaOfInterest; |
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else |
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CurrentEnvelope.Union(item.AreaOfInterest); |
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} |
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else if ((item as KOTilesLayer) != null) |
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{ |
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SelectLayerList.Add(item); |
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//确保最大范围 |
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if (CurrentEnvelope == null) |
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CurrentEnvelope = item.AreaOfInterest; |
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else |
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CurrentEnvelope.Union(item.AreaOfInterest); |
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} |
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} |
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if (SelectLayerList.Count == 0) |
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{ |
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foreach (ILayer item in MapLayerList) |
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{ |
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if ((item as IFeatureLayer) != null) |
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{ |
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SelectLayerList.Add(item); |
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//确保最大范围 |
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if (CurrentEnvelope == null) |
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CurrentEnvelope = item.AreaOfInterest; |
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else |
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{ |
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IEnvelope env = item.AreaOfInterest; |
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//if (env != null) |
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// CurrentEnvelope.Union(env); |
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if (env.XMin < 0 || env.YMin < 0) continue; |
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if (env.XMax > CurrentEnvelope.XMax) |
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{ |
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CurrentEnvelope.XMax = env.XMax; |
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} |
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if (env.YMax > CurrentEnvelope.YMax) |
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{ |
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CurrentEnvelope.YMax = env.YMax; |
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} |
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if (env.XMin < CurrentEnvelope.XMin) |
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{ |
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CurrentEnvelope.XMin = env.XMin; |
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} |
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if (env.YMin < CurrentEnvelope.YMin) |
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{ |
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CurrentEnvelope.YMin = env.YMin; |
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} |
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} |
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} |
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} |
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} |
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IEnvelope envelope = CurrentEnvelope; |
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if (envelope == null) return; |
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outLine.MinX = envelope.XMin < 0 ? 0 : envelope.XMin; |
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outLine.MaxX = envelope.XMax; |
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outLine.MinY = envelope.YMin < 0 ? 0 : envelope.YMin; |
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outLine.MaxY = envelope.YMax; |
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} |
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catch (Exception ex) |
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{ |
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LogAPI.Debug("初始化作业区生成页面值失败：" + ex); |
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return; |
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} |
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} |
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} |
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public class OutLine |
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{ |
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public double MaxX { get; set; } |
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public double MaxY { get; set; } |
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public double MinX { get; set; } |
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public double MinY { get; set; } |
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} |
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}
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