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# SWFDisplayItem->multColor

(unknown)

SWFDisplayItem->multColor -- Multiplies the item's color transform.

## Description

``void swfdisplayitem->multcolor` ([int red [, int green [, int blue [, int a]]]])`

Warning
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change in a future release of PHP without notice. Be warned and use this function at your own risk.

swfdisplayitem->multcolor() multiplies the item's color transform by the given values.

The object may be a swfshape(), a swfbutton(), a swftext() or a swfsprite() object. It must have been added using the swfmovie->add().

This simple example will modify your picture's atmospher to Halloween (use a landscape or bright picture).

Example 1. swfdisplayitem->multcolor() example
    <?php

      $b = new SWFBitmap("backyard.jpg");
      // note use your own picture :-)
      $s = new SWFShape();
      $s->setRightFill($s->addFill($b));
      $s->drawLine($b->getWidth(), 0);
      $s->drawLine(0, $b->getHeight());
      $s->drawLine(-$b->getWidth(), 0);
      $s->drawLine(0, -$b->getHeight());

      $m = new SWFMovie();
      $m->setDimension($b->getWidth(), $b->getHeight());

      $i = $m->add($s);

      for($n=0; $n<=20; ++$n)
      {
        $i->multColor(1.0-$n/10, 1.0, 1.0);
        $i->addColor(0xff*$n/20, 0, 0);
        $m->nextFrame();
      }

      header('Content-type: application/x-shockwave-flash');
      $m->output();
    ?>

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