Php/docs/function.ps-get-parameter
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ps_get_parameter
(PECL ps >= 1.1.0)
ps_get_parameter — Gets certain parameters
说明
ps_get_parameter
( resource $psdoc
, string $name
[, float $modifier
] ) : string|false
Gets several parameters which were directly set by ps_set_parameter() or indirectly by one of the other functions. Parameters are by definition string values. This function cannot be used to retrieve resources which were also set by ps_set_parameter().
The parameter name can have the following values.
fontname- The name of the currently active font or the font whose identifier is passed in parameter
modifier. fontencoding- The encoding of the currently active font.
dottedversion- The version of the underlying pslib library in the format <major>.<minor>.<subminor>
scope- The current drawing scope. Can be object, document, null, page, pattern, path, template, prolog, font, glyph.
ligaturedisolvechar- The character which dissolves a ligature. If your are using a font which contains the ligature `ff' and `|' is the char to dissolve the ligature, then `f|f' will result in two `f' instead of the ligature `ff'.
imageencoding- The encoding used for encoding images. Can be either
hexor85. hex encoding uses two bytes in the postscript file each byte in the image. 85 stand for Ascii85 encoding. linenumbermode- Set to
paragraphif lines are numbered within a paragraph orboxif they are numbered within the surrounding box. linebreak- Only used if text is output with ps_show_boxed(). If set to
truea carriage return will add a line break. parbreak- Only used if text is output with ps_show_boxed(). If set to
truea carriage return will start a new paragraph. hyphenation- Only used if text is output with ps_show_boxed(). If set to
truethe paragraph will be hyphenated if a hypen dictionary is set and exists. hyphendict- Filename of the dictionary used for hyphenation pattern.
参数
psdoc- Resource identifier of the postscript file as returned by ps_new().
name- Name of the parameter.
modifier- An identifier needed if a parameter of a resource is requested, e.g. the size of an image. In such a case the resource id is passed.
返回值
Returns the value of the parameter 或者在失败时返回 false.
