Sets the opacity to use when drawing using the fill color or fill texture

# ImagickDraw::setFillAlpha

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setFillAlpha — Sets the opacity to use when drawing using the fill color or fill texture

### Description

public ImagickDraw::setFillAlpha(float `$alpha`): bool
Warning

This function is currently not documented; only its argument list is available.

Sets the opacity to use when drawing using the fill color or fill texture. Fully opaque is 1.0.

### Parameters

`alpha`

  fill alpha

### Return Values

No value is returned.

### Examples

Example #1 ImagickDraw::setFillAlpha() example

`<?php
function setFillAlpha($strokeColor, $fillColor, $backgroundColor) {
$draw = new \ImagickDraw();
$draw->setStrokeColor($strokeColor);
$draw->setFillColor($fillColor);
$draw->setStrokeOpacity(1);
$draw->setStrokeWidth(2);
$draw->rectangle(100, 200, 200, 300);
@$draw->setFillAlpha(0.4);
$draw->rectangle(300, 200, 400, 300);
$imagick = new \Imagick();
$imagick->newImage(500, 500, $backgroundColor);
$imagick->setImageFormat("png");
$imagick->drawImage($draw);
header("Content-Type: image/png");
echo $imagick->getImageBlob();
}
?>`
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