Gets width of a glyph_脚本学堂

说明

float ps_symbol_width ( resource $psdoc , int $ord [, int $fontid=0 [, float $size=0.0 ]] )

Calculates the width of a glyph in points if it was output in the given font and font size. This function needs an Adobe font metrics file to calculate the precise width.

参数

psdoc: Resource identifier of the postscript file as returned by ps_new().
ord: The position of the glyph in the font encoding vector.
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.

返回值

The width of a glyph in points.

参见

ps_symbol() - Output a glyph
ps_symbol_name() - Gets name of a glyph