Imagick::queryFontMetrics

    (PECL imagick 2, PECL imagick 3)

    Imagick::queryFontMetrics — Returns an array representing the font metrics

    说明

    public Imagick::queryFontMetrics(ImagickDraw $properties, string $text, bool $multiline = ?): array

    Returns a multi-dimensional array representing the font metrics.

    参数

    properties

    ImagickDraw object containing font properties

    text

    The text

    multiline

    Multiline parameter. If left empty it is autodetected

    返回值

    Returns a multi-dimensional array representing the font metrics.

    错误／异常

    错误时抛出 ImagickException。

    示例

    示例 #1 Using Imagick::queryFontMetrics():

    Query the metrics for the text and dump the results on the screen.

    <?php
    /* Create a new Imagick object */
    $im = new Imagick();

    /* Create an ImagickDraw object */
    $draw = new ImagickDraw();

    /* Set the font */
    $draw->setFont('/path/to/font.ttf');

    /* Dump the font metrics, autodetect multiline */
    var_dump($im->queryFontMetrics($draw, "Hello World!"));
    ?>

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