/// <summary>
/// 加载单个任务区 根据任务区实体类加载
/// </summary>
/// <param name="map"></param>
/// <param name="model"></param>
public static void LoadTaskArea(Core.Map.MapHelper map, Core.Model.TaskAreas model)
{
ISymbol symbol = map.CreateSimpleFillSymbol(Color.Red, 4, esriSimpleFillStyle.esriSFSHollow);
IPolygon pPolygon = Core.Generic.Convertor.ToPolygon(model.PolygonString);
TaskAreas = new List <IPolygon>();
TaskAreas.Add(pPolygon);
//添加任务区多边形
map.AddElement(pPolygon, symbol, "TaskArea");
map.AddTextElement(pPolygon, getTextElement(model.Name), "TaskAreaMark");
}
/// <summary>
/// 构建监测任务区
/// </summary>
/// <param name="pMapCtr"></param>
public static void BuildTaskArea(ESRI.ArcGIS.Controls.AxMapControl pMapCtr, int id)
{
if (DataGrid == null)
{
MessageBox.Show("您可能尚对灾区进行网格剖分，请先进行网格化剖分后再构建任务区！");
return;
}
//throw new Exception("您可能尚对灾区进行网格剖分，请先进行网格化剖分后再构建任务区!");
if (DataGrid.Count == 0)
{
MessageBox.Show("没有监测要素的单元格！");
return;
}
//throw new Exception("没有监测要素的单元格！");
TaskAreas = new List <IPolygon>();
IPolygon area;
Geometry.Grid _grid;
try
{
foreach (Geometry.Grid grid in DataGrid)
{
_grid = grid;
if (grid.isMerged)
{
continue; //如果已经合并过，则跳过
}
if (!ExistsGridInDataGrid(ref _grid))
{
continue; //如果不有数据单元格中，则跳过
}
area = grid.BuildPolygon();
grid.isMerged = true;
//SetGridMerged(grid);
MergeNN(grid, ref area);
TaskAreas.Add(area);
}
if (TaskAreas.Count == 0)
{
throw (new Exception("没有成功生成任务区域!"));
}
//存储任务区信息
int i = 1;
foreach (IPolygon polygon in TaskAreas)
{
Core.Model.TaskAreas model = new Core.Model.TaskAreas();
Core.DAL.TaskAreas dal = new Core.DAL.TaskAreas();
model.Name = "任务区" + i;
model.PID = id;
model.PolygonString = CoScheduling.Core.Generic.Convertor.ToString(polygon);
dal.Add(model);
i++;
}
//显示任务区
LoadTaskAreas(pMapCtr, id);
//生成交点
// getIntersect(TaskAreas, map);
}
catch (Exception ex) { MessageBox.Show("错误" + ex.Message); }
finally
{
TaskAreas = null;
}
}
