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ImagickPixel::__construct

(PECL imagick 2, PECL imagick 3)

ImagickPixel::__constructThe ImagickPixel constructor

Опис

public ImagickPixel::__construct(string $color = ?)
Увага

Наразі ця функція не документована. Доступний лише список її параметрів.

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

Параметри

color

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

Значення, що повертаються

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

Приклади

Приклад #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(0 + $offsetX, 0 + $offsetY, 40 + $offsetX, 40 + $offsetY);
$count++;
}

$image = new \Imagick();
$image->newImage(350, 350, "blue");
$image->setImageFormat("png");
$image->drawImage($draw);
header("Content-Type: image/png");
echo
$image->getImageBlob();
}

?>

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