ImagickDraw::setFillAlpha

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

Description

public bool ImagickDraw::setFillAlpha(float $opacity)
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

opacity

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();
}

?>