ps_lineto

(PECL ps >= 1.1.0)

ps_linetoDraws a line

说明

ps_lineto ( resource $psdoc , float $x , float $y ) : bool

Adds a straight line from the current point to the given coordinates to the current path. Use ps_moveto() to set the starting point of the line.

参数

psdoc

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

x

x-coordinate of the end point of the line.

y

y-coordinate of the end point of the line.

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

范例

Example #1 Drawing a rectangle

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

ps_set_info($ps"Creator""rectangle.php");
ps_set_info($ps"Author""Uwe Steinmann");
ps_set_info($ps"Title""Lineto example");

ps_begin_page($ps596842);
ps_moveto($ps100100);
ps_lineto($ps100200);
ps_lineto($ps200200);
ps_lineto($ps200100);
ps_lineto($ps100100);
ps_stroke($ps);
ps_end_page($ps);

ps_delete($ps);
?>

参见