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.
參見
- ps_set_value() - Sets certain values