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>ps_stringwidth</H1
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><P
> (PECL)</P
>ps_stringwidth -- Gets width of a string</DIV
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>说明</H2
>float <B
CLASS="methodname"
>ps_stringwidth</B
> ( resource psdoc, string text [, int fontid [, float size]] )<BR
></BR
><P
> Calculates the width of a string 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. If kerning is turned on,
it will be taken into account.
</P
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>参数</H2
><P
> <P
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><DL
><DT
><CODE
CLASS="parameter"
>psdoc</CODE
></DT
><DD
><P
> Resource identifier of the postscript file
as returned by <A
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><B
CLASS="function"
>ps_new()</B
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>.
</P
></DD
><DT
><CODE
CLASS="parameter"
>text</CODE
></DT
><DD
><P
> The text for which the width is to be calculated.
</P
></DD
><DT
><CODE
CLASS="parameter"
>fontid</CODE
></DT
><DD
><P
> The identifier of the font to be used. If not font is specified
the current font will be used.
</P
></DD
><DT
><CODE
CLASS="parameter"
>size</CODE
></DT
><DD
><P
> The size of the font. If no size is specified the current size
is used.
</P
></DD
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>
</P
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>返回值</H2
><P
> Width of a string in points.
</P
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>参见</H2
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