Update UML class diagram

docs/UML/Class Diagram.puml

@@ -22,6 +22,16 @@ abstract class ImageManipulation{
     +str getManipulationName()
 }
 
+abstract class Filters{
+list[ImageManipulation] getFilters()
+}
+
+class LiveFilters{
+}
+
+class PostFilters{
+}
+
 class CropImage{
 - str _name
 }
@@ -46,8 +56,28 @@ class HueShiftImage{
 - str _name
 }
 
+class GeoFilter{
+- str _name
+}
+
+class GeoLocation{
+str getUserCurrentTown()
+}
+
+class FaceRecognition{
+pair[int,int] getFaceCentre(ImageContainer)
+}
+
 GUI ..> ImageContainer
-GUI ..> ImageManipulation
+GUI ..> LiveFilters
+GUI ..> PostFilters
+LiveFilters ..|> Filters
+PostFilters ..|> Filters
+Filters ..> ImageManipulation
+
+FaceRecognition ..> ImageContainer
+
+GeoFilter ..> GeoLocation
 
 CropImage  ..|> ImageManipulation
 GreyScaleImage ..|> ImageManipulation
@@ -55,6 +85,7 @@ SmoothImage ..|> ImageManipulation
 RotateImage ..|> ImageManipulation
 HSVImage ..|> ImageManipulation
 HueShiftImage ..|> ImageManipulation
+GeoFilter ..|> ImageManipulation
 
 
 @enduml