ImagickDraw::setViewbox

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setViewbox — Sets the overall canvas size

Beschreibung

public ImagickDraw::setViewbox(
    int $x1,
    int $y1,
    int $x2,
    int $y2
): bool

Warnung

Diese Funktion ist bis jetzt nicht dokumentiert. Es steht nur die Liste der Parameter zur Verfügung.

Sets the overall canvas size to be recorded with the drawing vector data. Usually this will be specified using the same size as the canvas image. When the vector data is saved to SVG or MVG formats, the viewbox is use to specify the size of the canvas image that a viewer will render the vector data on.

Parameter-Liste

x1: left x coordinate
y1: left y coordinate
x2: right x coordinate
y2: right y coordinate

Rückgabewerte

Es wird kein Wert zurückgegeben.

Beispiele

Beispiel #1 ImagickDraw::setViewBox() example

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

    $draw = new \ImagickDraw();

    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setStrokeWidth(2);
    $draw->setFontSize(72);

    /*
     
    Sets the overall canvas size to be recorded with the drawing vector data. Usually this will be specified using the same size as the canvas image. When the vector data is saved to SVG or MVG formats, the viewbox is use to specify the size of the canvas image that a viewer will render the vector data on.
    
     */

    $draw->circle(250, 250, 250, 0);
    $draw->setviewbox(0, 0, 200, 200);
    $draw->circle(125, 250, 250, 250);
    $draw->translate(250, 125);
    $draw->circle(0, 0, 125, 0);


    $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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