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ImagickPixel::__construct

(PECL imagick 2.0.0)

ImagickPixel::__constructThe ImagickPixel constructor

Description

ImagickPixel::__construct ([ string $color ] )
Warning

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

Constructs an ImagickPixel object. If a color is specified, the object is constructed and then initialised with that color before being returned.

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Parameters

color

The optional color string to use as the initial value of this object.

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Return Values

Returns an ImagickPixel object on success, throwing ImagickPixelException on failure.

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Examples

Example #1 ImagickPixel::construct()

<?php
function construct() {

    
$columns 4;
    
    
$exampleColors = array(
        
"rgba(100%, 0%, 0%, 0.5)",
        
"hsb(33.3333%, 100%,  75%)"// medium green
        
"hsl(120, 255,   191.25)"//medium green
        
"graya(50%, 0.5)"//  semi-transparent mid gray
        
"LightCoral""none"//"cmyk(0.9, 0.48, 0.83, 0.50)",
        
"#f00"//  #rgb
        
"#ff0000"//  #rrggbb
        
"#ff0000ff"//  #rrggbbaa
        
"#ffff00000000"//  #rrrrggggbbbb
        
"#ffff00000000ffff"//  #rrrrggggbbbbaaaa
        
"rgb(255, 0, 0)"//  an integer in the range 0—255 for each component
        
"rgb(100.0%, 0.0%, 0.0%)"//  a float in the range 0—100% for each component
        
"rgb(255, 0, 0)"//  range 0 - 255
        
"rgba(255, 0, 0, 1.0)"//  the same, with an explicit alpha value
        
"rgb(100%, 0%, 0%)"//  range 0.0% - 100.0%
        
"rgba(100%, 0%, 0%, 1.0)"//  the same, with an explicit alpha value
    
);

    
$draw = new \ImagickDraw();
    
$count 0;
    
$black = new \ImagickPixel('rgb(0, 0, 0)');

    foreach (
$exampleColors as $exampleColor) {
        
$color = new \ImagickPixel($exampleColor);

        
$draw->setstrokewidth(1.0);
        
$draw->setStrokeColor($black);
        
$draw->setFillColor($color);
        
$offsetX = ($count $columns) * 50 5;
        
$offsetY intval($count $columns) * 50 5;
        
$draw->rectangle($offsetX$offsetY40 $offsetX40 $offsetY);
        
$count++;
    }

    
$image = new \Imagick();
    
$image->newImage(350350"blue");
    
$image->setImageFormat("png");
    
$image->drawImage($draw);
    
header("Content-Type: image/png");
    echo 
$image->getImageBlob();
}

?>

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Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-imagickpixel.construct.html

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References

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