private void 添加标注ToolStripMenuItem_Click(object sender, EventArgs e)
{
IRgbColor rgb = GisClass.GetRgbColor(0, 0, 0);
GisClass.EnableFeatureLayerLabel(pCurrentLayer, "NAME", rgb, 10, "");
axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, null);
}
private void openSHp_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
String[] shpFile = GisClass.OpenShapeFile();
if (shpFile != null)
{
this.axMapControl1.AddShapeFile(shpFile[0], shpFile[1]);
}
}
private void route_Search_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
if (this.start_time.EditValue == "" || this.end_time.EditValue == "")
{
MessageBox.Show("请选择起止日期");
return;
}
SqlHelper help = new SqlHelper();
String sql = "select * from route where tm between '" + this.start_time.EditValue + "' and '" + this.end_time.EditValue + "'";
DataTable dt = help.getMySqlRead(sql);
ISimpleMarkerSymbol simpleMarkerSymbol = new SimpleMarkerSymbol();
simpleMarkerSymbol.Style = esriSimpleMarkerStyle.esriSMSCircle;
IColor color = GisClass.GetRgbColor(0, 255, 0);
simpleMarkerSymbol.Color = color;
ILineElement lineElement = new LineElementClass();
IElement ele1 = lineElement as IElement;
ISegment pSegment;
ILine pLine = null;
object o = Type.Missing;
ISegmentCollection pPath = new PathClass();
for (int i = 0; i < dt.Rows.Count; i++)
{
IMarkerElement markerEle = new MarkerElementClass();
IElement ele = markerEle as IElement;
IPoint point = new PointClass();
markerEle.Symbol = simpleMarkerSymbol;
point.PutCoords(Double.Parse(dt.Rows[i]["x"].ToString()), Double.Parse(dt.Rows[i]["y"].ToString()));
ele.Geometry = point;
pGraphicsContainer.AddElement(ele, 0);
//逐段添加线
if (i > 0 && i < dt.Rows.Count)
{
IPoint point1 = new PointClass();
point1.PutCoords(Double.Parse(dt.Rows[i - 1]["x"].ToString()), Double.Parse(dt.Rows[i - 1]["y"].ToString()));
pLine = new LineClass();
pLine.PutCoords(point1, point);
pSegment = pLine as ISegment;
pPath.AddSegment(pSegment, ref o, ref o);
}
axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, null);
}
IGeometryCollection pPolyline = new PolylineClass();
pPolyline.AddGeometry(pPath as IGeometry, ref o, ref o);
IPolyline polyline = pPolyline as IPolyline;
//获取范围
IEnvelope ev = polyline.Envelope;
this.axMapControl1.ActiveView.Extent = ev;
ele1.Geometry = pPolyline as IPolyline;
pGraphicsContainer.AddElement(ele1, 0);
}
/// <summary>
/// 添加图例
/// </summary>
/// <param name="activeView"></活动窗口>
/// <param name="pageLayout"></布局窗口>
/// <param name="pEnv"></包络线>
private void MakeLegend(IActiveView pActiveView, IPageLayout pPageLayout, IEnvelope pEnv)
{
UID pID = new UID();
pID.Value = "esriCarto.Legend";
IGraphicsContainer pGraphicsContainer = pPageLayout as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pActiveView.FocusMap) as IMapFrame;
IMapSurroundFrame pMapSurroundFrame = pMapFrame.CreateSurroundFrame(pID, null); //根据唯一标示符，创建与之对应MapSurroundFrame
IElement pDeletElement = this.axPageLayoutControl1.FindElementByName("Legend"); //获取PageLayout中的图例元素
if (pDeletElement != null)
{
pGraphicsContainer.DeleteElement(pDeletElement); //如果已经存在图例，删除已经存在的图例
}
//设置MapSurroundFrame背景
ISymbolBackground pSymbolBackground = new SymbolBackgroundClass();
IFillSymbol pFillSymbol = new SimpleFillSymbolClass();
ILineSymbol pLineSymbol = new SimpleLineSymbolClass();
pLineSymbol.Color = GisClass.GetRgbColor(0, 0, 0);
pFillSymbol.Color = GisClass.GetRgbColor(240, 240, 240);
pFillSymbol.Outline = pLineSymbol;
pSymbolBackground.FillSymbol = pFillSymbol;
pMapSurroundFrame.Background = pSymbolBackground;
//添加图例
IElement pElement = pMapSurroundFrame as IElement;
pElement.Geometry = pEnv as IGeometry;
IMapSurround pMapSurround = pMapSurroundFrame.MapSurround;
ILegend pLegend = pMapSurround as ILegend;
pLegend.ClearItems();
pLegend.Title = "图例";
for (int i = 0; i < pActiveView.FocusMap.LayerCount; i++)
{
ILegendItem pLegendItem = new HorizontalLegendItemClass();
pLegendItem.Layer = pActiveView.FocusMap.get_Layer(i);//获取添加图例关联图层
pLegendItem.ShowDescriptions = true;
pLegendItem.Columns = 1;
pLegendItem.ShowHeading = true;
pLegendItem.ShowLabels = true;
pLegend.AddItem(pLegendItem);//添加图例内容
}
pGraphicsContainer.AddElement(pElement, 0);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
private void drawCircle_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
this.type = 3;
ICircleElement circleEle = new CircleElementClass();
pElement = circleEle as IElement;
SimpleFillSymbol simpleFill = new SimpleFillSymbolClass();
simpleFill.Style = esriSimpleFillStyle.esriSFSNull;
simpleFill.Color = GisClass.GetRgbColor(255, 0, 0);
//设置边线颜色
ILineSymbol lineSymbol = new SimpleLineSymbol();
lineSymbol.Color = GisClass.GetRgbColor(255, 0, 0);
IFillShapeElement shapeEle = pElement as IFillShapeElement;
simpleFill.Outline = lineSymbol;
shapeEle.Symbol = simpleFill;
pGraphicsContainer.AddElement(pElement, 0);
}
private void AttrForm_Load(object sender, EventArgs e)
{
DataTable dt = GisClass.fillTable(pLayer, pLayer.Name);
this.gridControl1.DataSource = dt;
}
private void openGDB_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
IWorkspace workSpace = GisClass.GetFGDBWorkspace("aaa");
}
/// <summary>
/// 显示每日疫情
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void barButtonItem2_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
//查询每日疫情
ArrayList arr = new ArrayList();
//获取日期
if (this.selectedDate.EditValue == null)
{
MessageBox.Show("请选择日期");
return;
}
arr.Add("YMD:'" + this.selectedDate.EditValue + "'");
DataTable dt = OperateDatabase.select("data", arr);
if (dt.Rows.Count == 0)
{
MessageBox.Show("当日无数据");
return;
}
//为当前图层添加字段
IFeatureLayer layer = null;
//遍历，寻找市域图层
for (int i = 0; i < this.axMapControl1.Map.LayerCount; i++)
{
ILayer layer1 = this.axMapControl1.Map.get_Layer(i);
if (layer1.Name == "市域")
{
layer = layer1 as IFeatureLayer;
break;
}
}
if (layer == null)
{
MessageBox.Show("请打开市域图层");
return;
}
//获取图层字段，没有则添加一个num字段
IFeatureClass featureClass = layer.FeatureClass;
int isExist = featureClass.FindField("num");
if (isExist == -1)
{
//添加一个字段
IFields pFields = featureClass.Fields;
IFieldsEdit pFieldsEdit = pFields as IFieldsEdit;
IField fld = new FieldClass();
IFieldEdit2 fldE = fld as IFieldEdit2;
fldE.Name_2 = "num";
fldE.AliasName_2 = "数量";
fldE.Type_2 = esriFieldType.esriFieldTypeSingle;
featureClass.AddField(fld);
}
//给字段赋值
IFeatureCursor pFtCursor = featureClass.Search(null, false);
IFeature pFt = pFtCursor.NextFeature();
int index1 = pFt.Fields.FindField("num");
IDataset dataset = (IDataset)featureClass;
IWorkspace workspace = dataset.Workspace;
IWorkspaceEdit workspaceEdit = (IWorkspaceEdit)workspace;
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
while (pFt != null)
{
int index = pFt.Fields.FindField("code");
String code = pFt.get_Value(index).ToString();
DataRow[] drs = dt.Select("CODE=" + code);
DataTable dtNew = dt.Clone();
for (int i = 0; i < drs.Length; i++)
{
dtNew.ImportRow(drs[i]);
}
String num = dtNew.Rows[0]["AllConfiemed"].ToString();
if (num == "")
{
num = "0";
}
pFt.set_Value(index1, Convert.ToInt32(num));
pFt.Store();
pFt = pFtCursor.NextFeature();
}
GisClass.ClassRender(this.axMapControl1.ActiveView, layer, 6, "num");
//GisClass.UniqueValueRender(this.axMapControl1.ActiveView,layer,10,"num");
}
/// <summary>
/// 打开mxd
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void openMxd_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
String MxdPath = GisClass.OpenMxd();
axMapControl1.LoadMxFile(MxdPath);
}