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PHP5中文手册

ps_setpolydash

(PECL ps:1.1.0-1.3.5)

ps_setpolydash — Sets appearance of a dashed line

说明

bool ps_setpolydash ( resource $psdoc , float $arr )

Sets the length of the black and white portions of a dashed line. ps_setpolydash() is used to set more complicated dash patterns.

参数

psdoc

Resource identifier of the postscript file as returned by ps_new().

arr

arr is a list of length elements alternately for the black and white portion.

返回值

如果成功则返回 TRUE,失败则返回 FALSE

范例

Example#1 Drawing a dashed line

<?php
$ps 
ps_new();
if (!
ps_open_file($ps"polydash.ps")) {
   print 
"Cannot open PostScript file\n";
     exit;
}

ps_set_info($ps"Creator""polydash.php");
ps_set_info($ps"Author""Uwe Steinmann");
ps_set_info($ps"Title""Poly dash example");

ps_begin_page($ps596842);
ps_setpolydash($ps, array(10525));
ps_moveto($ps100100);
ps_lineto($ps200200);
ps_stroke($ps);
ps_end_page($ps);

ps_delete($ps);
?>

This example draws a line with a 10 and 2 points long line, and gaps of 5 points inbetween.

参见