【[ArcEngine地图制图系列]—添加网格】//经纬度网格和索引网格
//经纬度网格
public void CreateGraticuleMapGrid(IActiveView pActiveView, IPageLayout pPageLayout)
{
IMap pMap = pActiveView.FocusMap;
IGraticule pGraticule = new GraticuleClass();
pGraticule.Name = "MapGrid";
//设置网格线的符号样式
ICartographicLineSymbol pLineSymbol;
//pLineSymbol = new CartographicLineSymbolClass();
//pLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
//pLineSymbol.Width = 1;
//pLineSymbol.Color = ColorUtilty.GetRgbColor(166, 187, 208);
pGraticule.LineSymbol = null;
//设置网格的边框样式
ISimpleMapGridBorder simpleMapGridBorder = new SimpleMapGridBorderClass();
ISimpleLineSymbol simpleLineSymbol = new SimpleLineSymbolClass();
simpleLineSymbol.Style = esriSimpleLineStyle.esriSLSSolid;
simpleLineSymbol.Color = ColorUtilty.GetRgbColor(100, 255, 0);
//亮黄色
//simpleLineSymbol.Color = ColorUtilty.GetRgbColor(50, 50, 50);
//浅黑色
simpleLineSymbol.Width = 1;
simpleMapGridBorder.LineSymbol = simpleLineSymbol as ILineSymbol;
pGraticule.Border = simpleMapGridBorder as IMapGridBorder;
pGraticule.SetTickVisibility(true, true, true, true);
//设置网格的主刻度的样式和可见性
pGraticule.TickLength = 10;
pLineSymbol = new CartographicLineSymbolClass();
pLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
pLineSymbol.Width = 1;
pLineSymbol.Color = ColorUtilty.GetRgbColor(255, 187, 208);
//填充颜色
//pLineSymbol.Color = pageOperater.GetRgbColor(100, 179, 240);
//填充颜色
pGraticule.TickMarkSymbol = null;
pGraticule.TickLineSymbol = pLineSymbol;
pGraticule.SetTickVisibility(true, true, true, true);
//设置网格的次级刻度的样式和可见性
pGraticule.SubTickCount = 2;
pGraticule.SubTickLength = 5;
pLineSymbol = new CartographicLineSymbolClass();
pLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
pLineSymbol.Width = 0.1;
pLineSymbol.Color = ColorUtilty.GetRgbColor(166, 187, 208);
pGraticule.SubTickLineSymbol = pLineSymbol;
pGraticule.SetSubTickVisibility(true, true, true, true);
//设置网格的标签的样式和可见性
IGridLabel pGridLabel;
pGridLabel = pGraticule.LabelFormat;
pGridLabel.LabelOffset = 5;
pGridLabel.set_LabelAlignment(esriGridAxisEnum.esriGridAxisLeft, false);
pGridLabel.set_LabelAlignment(esriGridAxisEnum.esriGridAxisRight, false);
stdole.StdFont pFont = new stdole.StdFont();
pFont.Name = "Arial";
pFont.Size = 16;
pGraticule.LabelFormat.Font = pFont as stdole.IFontDisp;
pGraticule.Visible = true;
//创建IMeasuredGrid对象
IMeasuredGrid pMeasuredGrid = new MeasuredGridClass();
IProjectedGrid pProjectedGrid = pMeasuredGrid as IProjectedGrid;
pProjectedGrid.SpatialReference = pMap.SpatialReference;
pMeasuredGrid = pGraticule as IMeasuredGrid;
//获取坐标范围，设置网格的起始点和间隔
double MaxX, MaxY, MinX, MinY;
pProjectedGrid.SpatialReference.GetDomain(out MinX, out MaxX, out MinY, out MaxY);
pMeasuredGrid.FixedOrigin = true;
pMeasuredGrid.Units = pMap.MapUnits;
pMeasuredGrid.XIntervalSize = (MaxX - MinX) / 8000;
//纬度间隔
pMeasuredGrid.XOrigin = MinX;
pMeasuredGrid.YIntervalSize = (MaxY - MinY) / 8000;
//经度间隔.
pMeasuredGrid.YOrigin = MinY;
//将网格对象添加到地图控件中
IGraphicsContainer pGraphicsContainer = pActiveView as IGraphicsContainer;
IMapFrame pMapFrame = pGraphicsContainer.FindFrame(pMap) as IMapFrame;
IMapGrids pMapGrids = pMapFrame as IMapGrids;
pMapGrids.AddMapGrid(pGraticule);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, null);
}
//索引网格
public void CreateIndexGrid(IActiveView pActiveView, IPageLayout pPageLayout)
{
IIndexGrid pIndexGrid = new IndexGridClass();
//设置格网样式
ICartographicLineSymbol pLineSymbol;
//pLineSymbol = new CartographicLineSymbolClass();
//pLineSymbol.Cap = esriLineCapStyle.esriLCSButt;
//pLineSymbol.Width = 1;
//pLineSymbol.Color = ColorUtilty.GetRgbColor(166, 187, 208);
pIndexGrid.LineSymbol = null ;
//设置Index属性
pIndexGrid.ColumnCount = 5;
pIndexGrid.RowCount = 5;
String[] indexnum = { "A", "B", "C", "D", "E" };
//设置IndexLabel
int i = 0;
for (i = 0;
i <= (pIndexGrid.ColumnCount - 1);
i++)
{
pIndexGrid.set_XLabel(i, indexnum[i]);
}
for (i = 0;
i <= (pIndexGrid.RowCount - 1);
i++)
{
pIndexGrid.set_YLabel(i, (i+1).ToString());
}
//设置GridLabel格式
IGridLabel pGridLabel = new RoundedTabStyleClass();
StdFont myFont = new stdole.StdFontClass();
myFont.Name = "宋体";
myFont.Size = 18;
pGridLabel.Font = myFont as IFontDisp;
IMapGrid pmapGrid = new IndexGridClass();
pmapGrid.Name = "MapGrid";
pmapGrid = pIndexGrid as IMapGrid;
pmapGrid.LabelFormat = pGridLabel;
//添加IndexGrid
IMapGrid pMapGrid = pIndexGrid;
IMap pMap = pActiveView.FocusMap;
IGraphicsContainer graphicsContainer = pPageLayout as IGraphicsContainer;
IFrameElement frameElement = graphicsContainer.FindFrame(pMap);
IMapFrame mapFrame = frameElement as IMapFrame;
IMapGrids mapGrids = null;
mapGrids = mapFrame as IMapGrids;
mapGrids.AddMapGrid(pMapGrid);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
}
