Line drawing style is defined by line width, line color and line dashing pattern.
All of this parameters can be assigned by Zend_Pdf_Page
class methods:
<?php
/** Set line color. */
public function setLineColor(Zend_Pdf_Color $color);
/** Set line width. */
public function setLineWidth(float $width);
/**
* Set line dashing pattern.
*
* Pattern is an array of floats:
* array(on_length, off_length, on_length, off_length, ...)
* Phase is shift from the beginning of line.
*
* @param array $pattern
* @param array $phase
* @return Zend_Pdf_Page
*/
public function setLineDashingPattern($pattern, $phase = 0);