ImagickDraw::setViewbox

(PECL imagick 2.0.0)

ImagickDraw::setViewbox — Sets the overall canvas size

Descrição

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

Aviso

Esta função não está documentada; somente a lista de argumentos está disponível.

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.

Parâmetros

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

Valor Retornado

Não há valor retornado.

Exemplos

Exemplo #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();
}

?>