4 * x_axis_label see x_axis_labels
8 function x_axis_label( $text, $colour, $size, $rotate )
10 $this->set_text( $text );
11 $this->set_colour( $colour );
12 $this->set_size( $size );
13 $this->set_rotate( $rotate );
16 function set_text( $text )
21 function set_colour( $colour )
23 $this->colour
= $colour;
26 function set_size( $size )
31 function set_rotate( $rotate )
33 $this->rotate
= $rotate;
36 function set_vertical()
38 $this->rotate
= "vertical";
41 function set_visible()
43 $this->visible
= true;