private List <Map2DModel> ParseMap2DDataFromLatLngString(string latLngStr)
{
List <Map2DModel> map2DModelList = new List <Map2DModel>();
List <List <Point> > pointListList = new List <List <Point> >();
string[] featurePointStrings = latLngStr.Split(new string[] { "\r\n", "\r", "\n" }, StringSplitOptions.RemoveEmptyEntries);
if (featurePointStrings != null)
{
List <Point> pointList = new List <Point>();
pointListList.Add(pointList);
foreach (string lngLatStr in featurePointStrings)
{
string[] lngLatStrArray = lngLatStr.Split(new string[] { ",", "，" }, StringSplitOptions.RemoveEmptyEntries);
if (lngLatStrArray == null || lngLatStrArray.Length != 2)
{
continue;
}
Point point = new Point()
{
X = double.Parse(lngLatStrArray[0]), Y = double.Parse(lngLatStrArray[1])
};
pointList.Add(point);
}
}
Map2DModel map2DModel = MapDataConvertHelper.LngLatPointListToMap2DModel(pointListList);
map2DModelList.Add(map2DModel);
return(map2DModelList);
}
private void BtnLoadMap3D_Click(object sender, RoutedEventArgs e)
{
if (_loadMapDataType == LoadMapDataType.Unknown)
{
MessageBox.Show("请选择加载文件的类型");
return;
}
if (string.IsNullOrEmpty(_loadFilePath))
{
MessageBox.Show("请选择需要加载的文件");
return;
}
string fileStr = File.ReadAllText(_loadFilePath);
if (string.IsNullOrEmpty(fileStr))
{
MessageBox.Show("文件数据为空");
return;
}
GeoJson <GeoJsonGeometry> geoJsonModel = null;
switch (_loadMapDataType)
{
case LoadMapDataType.GeoJson:
geoJsonModel = GeoJsonParseHelper.DecodeStandardGeoJson(fileStr);
_map2DModelList = MapDataConvertHelper.GeoJsonModelToMap2DList(geoJsonModel);
_map3DModelList = Map2DTo3DData(_map2DModelList);
break;
case LoadMapDataType.EncodedGeoJson:
geoJsonModel = GeoJsonParseHelper.DecodeGeoJson(fileStr);
_map2DModelList = MapDataConvertHelper.GeoJsonModelToMap2DList(geoJsonModel);
_map3DModelList = Map2DTo3DData(_map2DModelList);
break;
case LoadMapDataType.Txt:
_map2DModelList = ParseMap2DDataFromLatLngString(fileStr);
_map3DModelList = Map2DTo3DData(_map2DModelList);
break;
case LoadMapDataType.Map2D:
_map2DModelList = JsonConvert.DeserializeObject <List <Map2DModel> >(fileStr);
_map3DModelList = Map2DTo3DData(_map2DModelList);
break;
case LoadMapDataType.Map3D:
_map3DModelList = JsonConvert.DeserializeObject <List <Map3DModel> >(fileStr);
break;
default:
break;
}
InitMap3DComponents(_map3DModelList);
}
