ImagickDraw::setViewbox

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setViewboxSets the overall canvas size

Description

public ImagickDraw::setViewbox(
    int $left_x,
    int $top_y,
    int $right_x,
    int $bottom_y
): bool
Warning

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

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.

Parameters

left_x

left x coordinate

top_y

left y coordinate

right_x

right x coordinate

bottom_y

right y coordinate

Return Values

No value is returned.

Examples

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();
}

?>

add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top