ImagickDraw::setStrokeOpacity

(PECL imagick 2.0.0)

Specifies the opacity of stroked object outlines

bool ImagickDraw::setStrokeOpacity ( float $stroke_opacity )

Specifies the opacity of stroked object outlines.

Parameters:

stroke_opacity

stroke opacity. 1.0 is fully opaque

Returns:

No value is returned.

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

Examples:

ImagickDraw::setStrokeOpacity()

<?php
function setStrokeOpacity($strokeColor, $fillColor, $backgroundColor) {
    $draw = new \ImagickDraw();
 
    $draw->setStrokeWidth(1);
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(10);
    $draw->setStrokeOpacity(1);
    $draw->line(100, 80, 400, 125);
    $draw->rectangle(25, 200, 150, 350);
    $draw->setStrokeOpacity(0.5);
    $draw->line(100, 100, 400, 145);
    $draw->rectangle(200, 200, 325, 350);
    $draw->setStrokeOpacity(0.2);
    $draw->line(100, 120, 400, 165);
    $draw->rectangle(375, 200, 500, 350);
 
    $image = new \Imagick();
    $image->newImage(550, 400, $backgroundColor);
    $image->setImageFormat("png");
    $image->drawImage($draw);
 
    header("Content-Type: image/png");
    echo $image->getImageBlob();
}
 
?>

Links:

http://php.net/manual/en/imagickdraw.setstrokeopacity.php

doc_php

2025-01-10 15:47:30

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