ImagickDraw::setViewbox
(PECL imagick 2, PECL imagick 3)
ImagickDraw::setViewbox — Sets the overall canvas size
Descrierea
public ImagickDraw::setViewbox
( int
$x1
, int $y1
, int $x2
, int $y2
) : boolAvertizare
Această funcție nu este documentată în prezent; este disponibilă numai lista sa de argumente.
Sets the overall canvas size to be recorded with the drawing vector data. Usually this will be specified using the same size as the canvas image. When the vector data is saved to SVG or MVG formats, the viewbox is use to specify the size of the canvas image that a viewer will render the vector data on.
Parametri
-
x1 -
left x coordinate
-
y1 -
left y coordinate
-
x2 -
right x coordinate
-
y2 -
right y coordinate
Valorile întoarse
Nu este întoarsă nici o valoare.
Exemple
Example #1 ImagickDraw::setViewBox()
<?php
function setViewBox($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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