printer_create_dc

(PECL printer CVS)

printer_create_dc — Create a new device context

说明

void printer_create_dc ( resource $printer_handle )

The function creates a new device context. A device context is used to customize the graphic objects of the document.

参数

printer_handle: printer_handle must be a valid printer handle.

返回值

无返回值。

范例

Example #1 printer_create_dc() example


<?php
$handle = printer_open();
printer_start_doc($handle);
printer_start_page($handle);

printer_create_dc($handle);
/* do some stuff with the dc */
printer_set_option($handle, PRINTER_TEXT_COLOR, "333333");
printer_draw_text($handle, 1, 1, "text");
printer_delete_dc($handle);

/* create another dc */
printer_create_dc($handle);
printer_set_option($handle, PRINTER_TEXT_COLOR, "000000");
printer_draw_text($handle, 1, 1, "text");
/* do some stuff with the dc */

printer_delete_dc($handle);

printer_end_page($handle);
printer_end_doc($handle);
printer_close($handle);
?>