ps_begin_template
(PECL ps:1.2.0-1.3.5)
ps_begin_template — Start a new template
说明
int ps_begin_template
( resource $psdoc
, float $width
, float $height
)
Starts a new template. A template is called a form in the postscript language. It is created similar to a pattern but used like an image. Templates are often used for drawings which are placed several times through out the document, e.g. like a company logo. All drawing functions may be used within a template. The template will not be drawn until it is placed by ps_place_image().
参数
- psdoc
-
Resource identifier of the postscript file as returned by ps_new().
- width
-
The width of the template in pixel.
- height
-
The height of the template in pixel.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
范例
Example#1 Creating and using a template
<?php
$ps = ps_new();
if (!ps_open_file($ps, "template.ps")) {
print "Cannot open PostScript file\n";
exit;
}
ps_set_parameter($ps, "warning", "true");
ps_set_info($ps, "Creator", "template.php");
ps_set_info($ps, "Author", "Uwe Steinmann");
ps_set_info($ps, "Title", "Template example");
$pstemplate = ps_begin_template($ps, 30.0, 30.0);
ps_moveto($ps, 0, 0);
ps_lineto($ps, 30, 30);
ps_moveto($ps, 0, 30);
ps_lineto($ps, 30, 0);
ps_stroke($ps);
ps_end_template($ps);
ps_begin_page($ps, 596, 842);
ps_place_image($ps, $pstemplate, 20.0, 20.0, 1.0);
ps_place_image($ps, $pstemplate, 50.0, 30.0, 0.5);
ps_place_image($ps, $pstemplate, 70.0, 70.0, 0.6);
ps_place_image($ps, $pstemplate, 30.0, 50.0, 1.3);
ps_end_page($ps);
ps_close($ps);
ps_delete($ps);
?>
