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 printer_create_dc    (PECL) printer_create_dc -- Create a new device context Descriptionvoid  printer_create_dc ( resource handle ) 
      The function creates a new device context. A device context is used 
      to customize the graphic objects of the document. 
      handle must be a valid handle to a printer.
      例子 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); ?>
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