This function is similar to ps_stringwidth() but returns
an array of dimensions containing the width, ascender, and descender
of the text.
Parameters
- psdoc
Resource identifier of the postscript file
as returned by ps_new().
- text
The text for which the geometry is to be calculated.
- fontid
The identifier of the font to be used. If not font is specified
the current font will be used.
- size
The size of the font. If no size is specified the current size
is used.
Return Values
An array of the dimensions of a string. The element 'width' contains the
width of the string as returned by ps_stringwidth(). The
element 'descender' contains the maximum descender and 'ascender' the
maximum ascender of the string.