This shape is basically a set of 
                    Control Point
                    Specific points for drawing shapes
                    Read More
                    .
            Switch to Edit mode to draw/modify a shape.
            
                    
                      - 
                        
                          Ctrl + Click
                        : create a 
                        Control Point
                        Specific points for drawing shapes
                        Read More
                        
                      
- 
                        
                          Ctrl + Drag
                        : create a curve
                      
- 
                        
                          Maj + Click (over a 
                          Control Point
                          Specific points for drawing shapes
                          Read More
                          )
                        : link/unlink interpolation