function plot(obj)
r = obj.Radius;
d = r*2;
pos = [0 0 d d];
curv = [1 1];
rectangle('Position',pos,'Curvature',curv,...
'FaceColor',[.9 .9 .9])
line([0,r],[r,r])
text(r/2,r+.5,['r = ',num2str(r)])
title(['Area = ',num2str(obj.Area)])
axis equal
end
function disp(obj)
rad = obj.Radius;
disp(['Circle with radius: ',num2str(rad)])
end
end
methods (Static)
function obj = createObj
prompt = {'Enter the Radius'};
dlgTitle = 'Radius';
rad = inputdlg(prompt,dlgTitle);
r = str2double(rad{:});
obj = CircleArea(r);
end
end
end
Use the CircleArea Class
Create an object using the dialog box:
ca = CircleArea.createObj
Add a value for radius and click OK.