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PHP5中文手册
printer_set_option
(No version information available, might be only in CVS) printer_set_option — Configure the printer connection
说明
bool printer_set_option
( resource $printer_handle
, int $option
, mixed $value
)
The function sets options for the current connection.
参数
-
printer_handle
-
printer_handle
must be a valid printer handle.
-
option
-
Option can be one of the following constants:
-
PRINTER_COPIES:
sets how many copies should be printed, value
must be an integer.
-
PRINTER_MODE:
specifies the type of data (text, raw or emf),
value
must be a string.
-
PRINTER_TITLE:
specifies the name of the document, value
must be a string.
-
PRINTER_ORIENTATION:
specifies the orientation of the paper, value
can be either PRINTER_ORIENTATION_PORTRAIT or
PRINTER_ORIENTATION_LANDSCAPE
-
PRINTER_RESOLUTION_Y:
specifies the y-resolution in DPI, value
must be an integer.
-
PRINTER_RESOLUTION_X:
specifies the x-resolution in DPI, value
must be an integer.
-
PRINTER_PAPER_FORMAT:
specifies a predefined paper format, set value
to PRINTER_FORMAT_CUSTOM if you want to specify a custom format with
PRINTER_PAPER_WIDTH and PRINTER_PAPER_LENGTH. value
can be one of the following constants.
-
PRINTER_FORMAT_CUSTOM:
let's you specify a custom paper format.
-
PRINTER_FORMAT_LETTER:
specifies standard letter format (8 1/2- by 11-inches).
-
PRINTER_FORMAT_LEGAL:
specifies standard legal format (8 1/2- by 14-inches).
-
PRINTER_FORMAT_A3:
specifies standard A3 format (297- by 420-millimeters).
-
PRINTER_FORMAT_A4:
specifies standard A4 format (210- by 297-millimeters).
-
PRINTER_FORMAT_A5:
specifies standard A5 format (148- by 210-millimeters).
-
PRINTER_FORMAT_B4:
specifies standard B4 format (250- by 354-millimeters).
-
PRINTER_FORMAT_B5:
specifies standard B5 format (182- by 257-millimeter).
-
PRINTER_FORMAT_FOLIO:
specifies standard FOLIO format (8 1/2- by 13-inch).
-
PRINTER_PAPER_LENGTH:
if PRINTER_PAPER_FORMAT is set to PRINTER_FORMAT_CUSTOM,
PRINTER_PAPER_LENGTH specifies a custom paper length in mm,
value
must be an integer.
-
PRINTER_PAPER_WIDTH:
if PRINTER_PAPER_FORMAT is set to PRINTER_FORMAT_CUSTOM,
PRINTER_PAPER_WIDTH specifies a custom paper width in mm,
value
must be an integer.
-
PRINTER_SCALE:
specifies the factor by which the printed output is to be scaled.
the page size is scaled from the physical page size by a factor
of scale/100. for example if you set the scale to 50, the output
would be half of its original size. value
must be an integer.
-
PRINTER_BACKGROUND_COLOR:
specifies the background color for the actual device context,
value
must be a string containing the rgb
information in hex format i.e. "005533".
-
PRINTER_TEXT_COLOR:
specifies the text color for the actual device context,
value
must be a string containing the rgb
information in hex format i.e. "005533".
-
PRINTER_TEXT_ALIGN:
specifies the text alignment for the actual device context,
value
can be combined through OR'ing the
following constants:
-
PRINTER_TA_BASELINE:
text will be aligned at the base line.
-
PRINTER_TA_BOTTOM:
text will be aligned at the bottom.
-
PRINTER_TA_TOP:
text will be aligned at the top.
-
PRINTER_TA_CENTER:
text will be aligned at the center.
-
PRINTER_TA_LEFT:
text will be aligned at the left.
-
PRINTER_TA_RIGHT:
text will be aligned at the right.
-
value
-
The option
value.
返回值
如果成功则返回 TRUE，失败则返回 FALSE。
范例
Example#1 printer_set_option() example
<?php
$handle = printer_open();
printer_set_option($handle, PRINTER_SCALE, 75);
printer_set_option($handle, PRINTER_TEXT_ALIGN, PRINTER_TA_LEFT);
printer_close($handle);
?>
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