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public readGeoJsonFile ( string path ) : |
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| path | string | |
| return | ||
/// <summary>
/// Add Feature class and its feilds
/// </summary>
/// <param name="featureClassName"></param>
/// <param name="featureWorkspace"></param>
/// <returns></returns>
public IFeatureClass CreateFeatureClassWithFields(String featureClassName, IFeatureWorkspace featureWorkspace, string dir)
{
GeoJson geoJson = new GeoJson();
try
{
_featureInJSON = geoJson.readGeoJsonFile(dir);
// Instantiate a feature class description to get the required fields.
IFeatureClassDescription fcDescription = new FeatureClassDescriptionClass();
IObjectClassDescription ocDescription = (IObjectClassDescription)
fcDescription;
IFields fields = ocDescription.RequiredFields;
IFieldsEdit fieldsEdit = (IFieldsEdit)fields;
for (int i = 0; i < 9; i++)
{
if (_featureInJSON.fields[i].name == "OBJECTID")
continue;
else
addFeatureFeild(_featureInJSON.fields[i].name, _featureInJSON.fields[i].alias, (esriFieldType)Enum.Parse(typeof(esriFieldType), _featureInJSON.fields[i].type), fieldsEdit);
}
// Use IFieldChecker to create a validated fields collection.
IFieldChecker fieldChecker = new FieldCheckerClass();
IEnumFieldError enumFieldError = null;
IFields validatedFields = null;
fieldChecker.ValidateWorkspace = (IWorkspace)featureWorkspace;
fieldChecker.Validate(fields, out enumFieldError, out validatedFields);
// The enumFieldError enumerator can be inspected at this point to determine
// which fields were modified during validation.
// Create the feature class.
IFeatureClass featureClass = featureWorkspace.CreateFeatureClass
(featureClassName, validatedFields, ocDescription.InstanceCLSID,
ocDescription.ClassExtensionCLSID, esriFeatureType.esriFTSimple,
fcDescription.ShapeFieldName, "");
return featureClass;
}
catch (Exception e)
{
Log.WriteLine("CreateFeatureClassWithFields: " + e.Message);
}
return null;
}
/// <summary>
/// Read the GeoJason File and add new Polygongs to the vector layer
/// the name of file should be newFile.json
/// </summary>
/// <param name="featureLayer"></param>
/// <param name="featureworkspace"></param>
public void AddPolygon(IFeatureLayer featureLayer, IFeatureWorkspace featureworkspace, string dir)
{
try
{
//Define vertices
GeoJson geoJson = new GeoJson();
_featureInJSON = geoJson.readGeoJsonFile(dir);
IMap map = ArcMap.Document.FocusMap;
AddGraphicToMap(map);
IWorkspaceEdit editWorkspace = featureworkspace as IWorkspaceEdit;
editWorkspace.StartEditing(true);
editWorkspace.StartEditOperation();
for (int j = 0; j < _featureInJSON.features.Count; j++)
{
IPoint pPoint1 = new ESRI.ArcGIS.Geometry.Point();
IPoint pPoint2 = new ESRI.ArcGIS.Geometry.Point();
IPoint pPoint3 = new ESRI.ArcGIS.Geometry.Point();
IPoint pPoint4 = new ESRI.ArcGIS.Geometry.Point();
pPoint1.PutCoords(_featureInJSON.features[j].geometry.rings[0, 0, 0], _featureInJSON.features[j].geometry.rings[0, 0, 1]);
pPoint2.PutCoords(_featureInJSON.features[j].geometry.rings[0, 1, 0], _featureInJSON.features[j].geometry.rings[0, 1, 1]);
pPoint3.PutCoords(_featureInJSON.features[j].geometry.rings[0, 2, 0], _featureInJSON.features[j].geometry.rings[0, 2, 1]);
pPoint4.PutCoords(_featureInJSON.features[j].geometry.rings[0, 3, 0], _featureInJSON.features[j].geometry.rings[0, 3, 1]);
IPointCollection pPolygon = new Polygon();
IPointCollection pPointCollection = pPolygon as IPointCollection;
//Add the vertices of the polygon
pPointCollection.AddPoints(1, ref pPoint1);
pPointCollection.AddPoints(1, ref pPoint2);
pPointCollection.AddPoints(1, ref pPoint3);
pPointCollection.AddPoints(1, ref pPoint4);
((IPolygon)pPolygon).Close();
IFeature iFeature = featureLayer.FeatureClass.CreateFeature();
iFeature.Shape = (IPolygon)pPolygon;
iFeature.Store();
//Feature cursor used to loop through all features in feature class, optionally a query filter can be used.
int num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Char_count);
iFeature.set_Value(num, _featureInJSON.features[j].attributes.Char_count.ToString());
num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Filename);
iFeature.set_Value(num, _featureInJSON.features[j].attributes.Filename);
//num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Mass_centerX);
iFeature.set_Value(8, _featureInJSON.features[j].attributes.Mass_centerX.ToString());
//num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Mass_centerY);
iFeature.set_Value(9, _featureInJSON.features[j].attributes.Mass_centerY.ToString());
//num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.OBJECTID);
//iFeature.set_Value(num, _featureInJSON.features[j].attributes.OBJECTID.ToString());
//num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Orientation);
iFeature.set_Value(4, _featureInJSON.features[j].attributes.OBJECTID.ToString());
//num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Susp_char_count);
iFeature.set_Value(7, _featureInJSON.features[j].attributes.Susp_char_count.ToString());
num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Susp_text);
iFeature.set_Value(num, _featureInJSON.features[j].attributes.Susp_text.ToString());
num = featureLayer.FeatureClass.FindField(_featureInJSON.fieldAliases.Text);
iFeature.set_Value(num, _featureInJSON.features[j].attributes.Text);
iFeature.Store();
}
IFeatureCursor fcCursor = featureLayer.FeatureClass.Update(null, true);
//Stop the operation and provide a name to add to the operation stack.
editWorkspace.StartEditOperation();
//Stop editing and save the edits.
editWorkspace.StopEditing(true);
map.AddLayer(featureLayer);
}
catch (Exception e)
{
Log.WriteLine("AddPolygon: " + e.Message);
}
}
private void fillImageList(string path, List<Bitmap> imgList, Image<Bgr, Byte> srcImage)
{
FeatureInJSON _featureInJSON;
GeoJson geoJson = new GeoJson();
try
{
if (!File.Exists(path))
return;
_featureInJSON = geoJson.readGeoJsonFile(path);
for (int j = 0; j < _featureInJSON.features.Count; j++)
{
double x1, x2, y1, y2;
x1 = _featureInJSON.features[j].geometry.rings[0, 0, 0];
y1 = _featureInJSON.features[j].geometry.rings[0, 0, 1];
x2 = _featureInJSON.features[j].geometry.rings[0, 1, 0];
y2 = _featureInJSON.features[j].geometry.rings[0, 2, 1];
Rectangle rec = new Rectangle(int.Parse(Math.Round(x1).ToString()), int.Parse((Math.Round(y1 * -1)).ToString()), int.Parse(Math.Round((x2 - x1)).ToString()),
int.Parse(Math.Round((y1 - y2)).ToString()));
// Image<Bgr, Byte> test = srcImage.GetSubRect(rec);
Bitmap img = srcImage.Bitmap;
if (rec.X < 0 || rec.X > srcImage.Width || rec.Y < 0 || rec.Y > srcImage.Height)
{
System.Windows.Forms.MessageBox.Show("Text recognition labels are out of bound! please check and put them within Image");
return;
}
Bitmap cropedImage = img.Clone(rec, img.PixelFormat);
cropedImage.Save(CreateDirectory(path, "Data") + "\\img" + j.ToString());
imgList.Add(cropedImage);
}
}
catch (Exception e)
{
Log.WriteLine("fillImageList: " + e.Message);
}
}
private void fillSymbolList(List<Bitmap> imgList, Image<Bgr, Byte> srcImage)
{
FeatureInJSON _featureInJSON;
GeoJson geoJson = new GeoJson();
try
{
if (!File.Exists(_rasterInfo.rasterData + "\\PositiveLayerInfo.json"))
return;
_featureInJSON = geoJson.readGeoJsonFile(_rasterInfo.rasterData + "\\PositiveLayerInfo.json");
for (int j = 0; j < _featureInJSON.features.Count; j++)
{
double x1, x2, y1, y2;
Rectangle rec;
x1 = _featureInJSON.features[j].geometry.rings[0, 0, 0];
y1 = _featureInJSON.features[j].geometry.rings[0, 0, 1];
x2 = _featureInJSON.features[j].geometry.rings[0, 1, 0];
y2 = _featureInJSON.features[j].geometry.rings[0, 2, 1];
if (_rasterInfo.rasterType != "Unknown")
{
double pixelX1, pixelY1, pixelX2, pixelY2;
////////////////////geo Spatial Project Change/////////////////////
GetXY(x1, y1, out pixelX1, out pixelY1);
GetXY(x2, y2, out pixelX2, out pixelY2);
double r1 = pixelY2 - pixelY1;
double r2 = pixelX2 - pixelX1;
rec = new Rectangle((int.Parse(Math.Round(pixelX1).ToString())), int.Parse((Math.Round(pixelY1)).ToString()),
int.Parse(Math.Round(Math.Abs(r2)).ToString()), int.Parse(Math.Round(Math.Abs(r1)).ToString()));
}
else
{
rec = new Rectangle((int.Parse(Math.Round(Math.Abs(x1)).ToString())), int.Parse((Math.Round(Math.Abs(y1))).ToString()),
int.Parse(Math.Round(Math.Abs(x1 - x2)).ToString()), int.Parse(Math.Round(Math.Abs(y1 - y2)).ToString()));
}
// Image<Bgr, Byte> test = srcImage.GetSubRect(rec);
Bitmap img = srcImage.Bitmap;
Bitmap cropedImage = img.Clone(rec, img.PixelFormat);
if (!System.IO.Directory.Exists(_rasterInfo.rasterIn))
System.IO.Directory.CreateDirectory(_rasterInfo.rasterIn);
Bitmap resizedImage = new Bitmap(cropedImage, cropedImage.Width, cropedImage.Height);
resizedImage.Save(_rasterInfo.rasterIn + "\\element.png");
imgList.Add(cropedImage);
}
}
catch (Exception e)
{
Log.WriteLine("fillImageList: " + e.Message);
}
}
private void fillImageList(string path, List<Bitmap> imgList, Image<Bgr, Byte> srcImage)
{
FeatureInJSON _featureInJSON;
GeoJson geoJson = new GeoJson();
try
{
if (!File.Exists(path))
return;
_featureInJSON = geoJson.readGeoJsonFile(path);
for (int j = 0; j < _featureInJSON.features.Count; j++)
{
double x1, x2, y1, y2;
x1 = _featureInJSON.features[j].geometry.rings[0, 0, 0];
y1 = _featureInJSON.features[j].geometry.rings[0, 0, 1];
x2 = _featureInJSON.features[j].geometry.rings[0, 1, 0];
y2 = _featureInJSON.features[j].geometry.rings[0, 2, 1];
Rectangle rec = new Rectangle(int.Parse(Math.Round(x1).ToString()), int.Parse((Math.Round(y1 * -1)).ToString()), int.Parse(Math.Round((x2 - x1)).ToString()),
int.Parse(Math.Round((y1 - y2)).ToString()));
//Image<Bgr, Byte> test = srcImage.GetSubRect(rec);
Bitmap img = srcImage.Bitmap;
Bitmap cropedImage = img.Clone(rec, img.PixelFormat);
//cropedImage.Save(CreateDirectory(path, "Data") + "\\img" + j.ToString());
imgList.Add(cropedImage);
}
}
catch (Exception e)
{
Log.WriteLine("fillImageList: " + e.Message);
}
}
