PS 函数
PHP Manual

ps_symbol_width

(PECL ps >= 1.2.0)

ps_symbol_widthGets width of a glyph

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 函数
PHP Manual