ImagickDraw::setGravity

(PECL imagick 2.0.0)

ImagickDraw::setGravity — Sets the text placement gravity

Descrierea

ImagickDraw::setGravity ( int $gravity ) : bool
Avertizare

Această funcție nu este documentată în prezent; este disponibilă numai lista sa de argumente.

Sets the text placement gravity to use when annotating with text.

Parametri

gravity

GRAVITY_ constant

Valorile întoarse

Nu este întoarsă nici o valoare.

Exemple

Example #1 ImagickDraw::setGravity()

<?php
function setGravity($fillColor, $strokeColor, $backgroundColor) {

    $draw = new \ImagickDraw();
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(1);
    $draw->setFontSize(24);

    $gravitySettings = array(
        \Imagick::GRAVITY_NORTHWEST => 'NorthWest',
        \Imagick::GRAVITY_NORTH => 'North',
        \Imagick::GRAVITY_NORTHEAST => 'NorthEast',
        \Imagick::GRAVITY_WEST => 'West',
        \Imagick::GRAVITY_CENTER => 'Centre',
        \Imagick::GRAVITY_SOUTHWEST => 'SouthWest',
        \Imagick::GRAVITY_SOUTH => 'South',
        \Imagick::GRAVITY_SOUTHEAST => 'SouthEast',
        \Imagick::GRAVITY_EAST => 'East'
    );

    $draw->setFont("../fonts/Arial.ttf");

    foreach ($gravitySettings as $type => $description) {
        $draw->setGravity($type);
        $draw->annotation(50, 50, '"' . $description . '"');
    }

    $imagick = new \Imagick();
    $imagick->newImage(500, 500, $backgroundColor);
    $imagick->setImageFormat("png");
    $imagick->drawImage($draw);

    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}

?>