Basic Phasor Plot

%% Drawing Basic phasor diagram
% This code shows how to draw a basic phasor and use plot window
% simultaneously.
% Here, in this code I have used annotation for drawing arrow.
% Also, to change its X and Y dimension of header, sliders have been
% provided.
% Further you can use this code to do calculate resultant phasor of more than
% two phasors.
% x_cord and y_cord can be made global and used for calculating resultant
% vector.