ベジエ曲線を描画する

# ImagickDraw::bezier

(PECL imagick 2.0.0)

ImagickDraw::bezier — ベジエ曲線を描画する

### 説明

ImagickDraw::bezier ( array `$coordinates` ) : bool
警告

この関数は、 現在のところ詳細な情報はありません。引数のリストのみが 記述されています。

画像上に点を指定してベジエ曲線を描画します。

### パラメータ

`coordinates`

  多次元配列。array( array( 'x' => 1, 'y' => 2 ), array( 'x' => 3, 'y' => 4 ) ) のような形式。

### 返り値

値を返しません。

### 例

例1 ImagickDraw::bezier()

`<?php
function bezier($strokeColor, $fillColor, $backgroundColor) {
$draw = new \ImagickDraw();
$strokeColor = new \ImagickPixel($strokeColor);
$fillColor = new \ImagickPixel($fillColor);
$draw->setStrokeOpacity(1);
$draw->setStrokeColor($strokeColor);
$draw->setFillColor($fillColor);
$draw->setStrokeWidth(2);
$smoothPointsSet = [
[
['x' => 10.0 * 5, 'y' => 10.0 * 5],
['x' => 30.0 * 5, 'y' => 90.0 * 5],
['x' => 25.0 * 5, 'y' => 10.0 * 5],
['x' => 50.0 * 5, 'y' => 50.0 * 5],
],
[
['x' => 50.0 * 5, 'y' => 50.0 * 5],
['x' => 75.0 * 5, 'y' => 90.0 * 5],
['x' => 70.0 * 5, 'y' => 10.0 * 5],
['x' => 90.0 * 5, 'y' => 40.0 * 5],
],
];
foreach ($smoothPointsSet as $points) {
$draw->bezier($points);
}
$disjointPoints = [
[
['x' => 10 * 5, 'y' => 10 * 5],
['x' => 30 * 5, 'y' => 90 * 5],
['x' => 25 * 5, 'y' => 10 * 5],
['x' => 50 * 5, 'y' => 50 * 5],
],
[
['x' => 50 * 5, 'y' => 50 * 5],
['x' => 80 * 5, 'y' => 50 * 5],
['x' => 70 * 5, 'y' => 10 * 5],
['x' => 90 * 5, 'y' => 40 * 5],
]
];
$draw->translate(0, 200);
foreach ($disjointPoints as $points) {
$draw->bezier($points);
}
//Create an image object which the draw commands can be rendered into
$imagick = new \Imagick();
$imagick->newImage(500, 500, $backgroundColor);
$imagick->setImageFormat("png");
//Render the draw commands in the ImagickDraw object
//into the image.
$imagick->drawImage($draw);
//Send the image to the browser
header("Content-Type: image/png");
echo $imagick->getImageBlob();
}
?>`