ImagickDraw::setViewbox

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setViewboxSets the overall canvas size

Descrizione

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

Questa funzione, al momento non è documentata; è disponibile soltanto la lista degli argomenti.

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.

Elenco dei parametri

x1

left x coordinate

y1

left y coordinate

x2

right x coordinate

y2

right y coordinate

Valori restituiti

Nessun valore viene restituito.

Esempi

Example #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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