/// <summary>
/// Check数据是否在矿界范围之内。
/// </summary>
/// <params name="file"></params>
/// <returns></returns>
private bool withIn(string file)
{
try
{
bool within = true;
ILayer pLayer = DataEditCommon.GetLayerByName(DataEditCommon.g_pMap, LayerNames.LAYER_ALIAS_MINE_BOUNDARY);
if (pLayer == null)
{
MessageBox.Show("煤层矿界图层缺失！");
return(false);
}
IFeatureLayer pFeatureLayer = (IFeatureLayer)pLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IQueryFilter pFilter = new QueryFilterClass();
pFilter.WhereClause = "layer='预警矿界'";
IFeatureCursor pCursor = pFeatureClass.Search(pFilter, false);
IFeature pFeature = pCursor.NextFeature();
List <IGeometry> list = new List <IGeometry>();
if (pFeature == null)
{
return(false);
}
ISegmentCollection pSegmentCollection = new PolygonClass();
while (pFeature != null)
{
list.Add(pFeature.Shape);
pFeature = pCursor.NextFeature();
}
IGeometry pgeoLine = MyMapHelp.GetGeoFromGeos(list);
pSegmentCollection = pgeoLine as ISegmentCollection;
IPolyline pPolyline = pSegmentCollection as IPolyline;
IPolygon pPolygon = DataEditCommon.PolylineToPolygon(pPolyline);
string[] liststr = File.ReadAllLines(file);
list = new List <IGeometry>();
IPoint pt = new PointClass();
double x, y;
for (int i = 0; i < liststr.Length; i++)
{
pt = new PointClass();
if (!double.TryParse(liststr[i].Split(',')[0], out x) || !double.TryParse(liststr[i].Split(',')[1], out y))
{
MessageBox.Show("存在非数字的坐标，请检查！");
return(false);
}
pt.X = x;
pt.Y = y;
list.Add(pt);
}
if (list.Count < 3)
{
MessageBox.Show("离散点数据为空或小于三个，无法生成等值线！");
return(false);
}
for (int i = 0; i < liststr.Length; i++)
{
for (int j = 0; j < liststr.Length; j++)
{
if (liststr[i].Split(',')[0] == liststr[j].Split(',')[0] && liststr[i].Split(',')[1] == liststr[j].Split(',')[1] && liststr[i].Split(',')[2] == liststr[j].Split(',')[2] && i != j)
{
MessageBox.Show("存在重复点，请检查！");
return(false);
}
}
}
List <IGeometry> listrt = MyMapHelp.withIn(pPolygon, list);
if (listrt.Count > 0)
{
within = false;
DialogResult dr = MessageBox.Show("存在超边界的坐标，是否立即查看？", "", MessageBoxButtons.YesNo);
if (dr == DialogResult.Yes)
{
string strlen = "";
for (int i = 0; i < listrt.Count; i++)
{
pt = listrt[i] as IPoint;
strlen += pt.X.ToString() + "," + pt.Y.ToString() + " \r\n";
}
string filename = Application.StartupPath + "\\ContentError.txt";
File.WriteAllText(filename, strlen);
Process.Start(filename);
}
}
return(within);
}
catch (Exception ex)
{
MessageBox.Show("获取矿界失败！" + ex.Message);
return(false);
}
}