Buttons
:clearbutton lines
userdraw lines,blue
clearbutton Erase
:clearbutton line
userdraw line,blue
clearbutton Erase
:clearbutton points, when erased, it is not possible to draw again
linewidth 10
userdraw points,blue
clearbutton Erase
:clearbutton point, when erased, it is not possible to draw again
linewidth 10
userdraw point,blue
clearbutton Erase
:clearbutton circles
userdraw circles,blue
clearbutton Erase
:clearbutton circle
userdraw circle,blue
clearbutton Erase
:clearbutton rectangles
userdraw rects,blue
clearbutton Erase
:clearbutton rectangle
userdraw rects,blue
clearbutton Erase
:fine:fine
