ps_get_value
(PECL ps >= 1.1.0)
ps_get_value — Gets certain values
說明
$psdoc, string $name, float $modifier = ?): floatGets several values which were set by ps_set_value(). Values are by definition float values.
The parameter name can have the following values.
-
fontsize -
The size of the currently active font or the font whose identifier is passed in parameter
modifier. -
font -
The currently active font itself.
-
imagewidth -
The width of the image whose id is passed in the parameter
modifier. -
imageheight -
The height of the image whose id is passed in the parameter
modifier. -
capheight -
The height of a capital M in the currently active font or the font whose identifier is passed in parameter
modifier. -
ascender -
The ascender of the currently active font or the font whose identifier is passed in parameter
modifier. -
descender -
The descender of the currently active font or the font whose identifier is passed in parameter
modifier. -
italicangle -
The italicangle of the currently active font or the font whose identifier is passed in parameter
modifier. -
underlineposition -
The underlineposition of the currently active font or the font whose identifier is passed in parameter
modifier. -
underlinethickness -
The underlinethickness of the currently active font or the font whose identifier is passed in parameter
modifier. -
textx -
The current x-position for text output.
-
texty -
The current y-position for text output.
-
textrendering -
The current mode for text rendering.
-
textrise -
The space by which text is risen above the base line.
-
leading -
The distance between text lines in points.
-
wordspacing -
The space between words as a multiple of the width of a space char.
-
charspacing -
The space between chars. If charspacing is != 0.0 ligatures will always be dissolved.
-
hyphenminchars -
Minimum number of chars hyphenated at the end of a word.
-
parindent -
Indention of the first n line in a paragraph.
-
numindentlines -
Number of line in a paragraph to indent if parindent != 0.0.
-
parskip -
Distance between paragraphs.
-
linenumberspace -
Overall space in front of each line for the line number.
-
linenumbersep -
Space between the line and the line number.
-
major -
The major version number of pslib.
-
minor -
The minor version number of pslib.
-
subminor,revision -
The subminor version number of pslib.
參數
-
psdoc -
Resource identifier of the postscript file as returned by ps_new().
-
name -
Name of the value.
-
modifier -
The parameter
modifierspecifies the resource for which the value is to be retrieved. This can be the id of a font or an image.
返回值
Returns the value of the parameter or false.