(PHP 4 >= 4.0.5)
SWFDisplayItem->multColor() — Multiplies the item's color transform
Den här funktionen är EXPERIMENTELL. Dess beteende, namnet på den, och allt annat dokumenterat om den här funktionen kan ändras i framtida utgåvar av PHP. Använd den på egen 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().
These parameters are integers between 0 and 255 or hexadecimals between 0x00 and 0xFF:
Value of red component
Value of green component
Value of blue component
Value of alpha component
No value is returned.
This simple example will modify your picture's atmosphere to Halloween (use a landscape or bright picture).
Example#1 swfdisplayitem->multcolor() example
<?php
$b = new SWFBitmap(file_get_contents("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();
?>