Finally a working implementation of crop and UV manipulation in

AppearanceView! Added saving and loading.

View.h

@@ -239,23 +239,18 @@ public:
     std::pair<Node *, glm::vec2> pick(glm::vec2 P) override;
     Cursor grab (Source *s, glm::vec2 from, glm::vec2 to, std::pair<Node *, glm::vec2> pick) override;
     Cursor drag (glm::vec2, glm::vec2) override;
-//    void initiate() override;
     void terminate() override;
 
 private:
 
     Source *edit_source_;
-    Group edit_source_status_;
     bool need_edit_update_;
     Source *getEditOrCurrentSource();
-
     void adjustBackground();
 
-    Surface *backgroundpreview;
     Surface *surfacepreview;    
-
-    Surface *backgroundframe_;
-    Frame *foregroundframe_;
+    Surface *backgroundchecker_;
+    Frame *backgroundframe_;
     Mesh *horizontal_line_;
     Group *vertical_line_;
     Symbol *crop_horizontal_;