ImagickDraw::setFillOpacity

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setFillOpacitySets the opacity to use when drawing using the fill color or fill texture

Descrição

public ImagickDraw::setFillOpacity(float $fillOpacity): bool
Aviso

Esta função não está documentada; apenas a lista de argumentos está disponível.

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

Parâmetros

fillOpacity

the fill opacity

Valor Retornado

Nenhum valor é retornado.

Exemplos

Exemplo #1 ImagickDraw::setFillOpacity()

<?php
function setFillOpacity($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->setFillOpacity(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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Michael Voek
8 years ago
When fill color is changed, this is reset to 1.0 or to defined alpha with #aaxxx color format, where aa is alpha.
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