/**
* Dump style to a string, which can be directly inserted into content stream
*
* @return string
*/
public function instructions()
{
$instructions = '';
if ($this->_fillColor !== null) {
$instructions .= $this->_fillColor->instructions(false);
}
if ($this->_color !== null) {
$instructions .= $this->_color->instructions(true);
}
if ($this->_lineWidth !== null) {
$instructions .= $this->_lineWidth->toString() . " w\n";
}
if ($this->_lineDashingPattern !== null) {
$dashPattern = new InternalType\ArrayObject();
foreach ($this->_lineDashingPattern as $dashItem) {
$dashElement = new InternalType\NumericObject($dashItem);
$dashPattern->items[] = $dashElement;
}
$instructions .= $dashPattern->toString() . ' ' . $this->_lineDashingPhase->toString() . " d\n";
}
return $instructions;
}
/**
* Instructions, which can be directly inserted into content stream
* to switch color.
* Color set instructions differ for stroking and nonstroking operations.
*
* @param boolean $stroking
* @return string
*/
public function instructions($stroking)
{
return $this->_color->instructions($stroking);
}
/**
* Set line color.
*
* @param ColorInterface $color
* @return \ZendPdf\Page
*/
public function setLineColor(Color\ColorInterface $color)
{
$this->_addProcSet('PDF');
$this->_contents .= $color->instructions(true);
return $this;
}