Sets the font stretch to use when annotating with text

# ImagickDraw::setFontStretch

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setFontStretch — Sets the font stretch to use when annotating with text

### 说明

public function ImagickDraw::setFontStretch(int `$stretch`): bool
警告

本函数还未编写文档，仅有参数列表。

Sets the font stretch to use when annotating with text. The AnyStretch enumeration acts as a wild-card "don't care" option.

### 参数

`stretch`

  One of the STRETCH constant (`imagick::STRETCH_*`).

### 返回值

没有返回值。

### 示例

示例 #1 ImagickDraw::setFontStretch() example

    <?php
    function setFontStretch($fillColor, $strokeColor, $backgroundColor) {

        $draw = new \ImagickDraw();

        $draw->setStrokeColor($strokeColor);
        $draw->setFillColor($fillColor);
        $draw->setStrokeWidth(2);
        $draw->setFontSize(36);

        $fontStretchTypes = [
            \Imagick::STRETCH_ULTRACONDENSED,
            \Imagick::STRETCH_CONDENSED,
            \Imagick::STRETCH_SEMICONDENSED,
            \Imagick::STRETCH_SEMIEXPANDED,
            \Imagick::STRETCH_EXPANDED,
            \Imagick::STRETCH_EXTRAEXPANDED,
            \Imagick::STRETCH_ULTRAEXPANDED,
            \Imagick::STRETCH_ANY
        ];

        $offset = 0;
        foreach ($fontStretchTypes as $fontStretch) {
            $draw->setFontStretch($fontStretch);
            $draw->annotation(50, 75 + $offset, "Lorem Ipsum!");
            $offset += 50;
        }

        $imagick = new \Imagick();
        $imagick->newImage(500, 500, $backgroundColor);
        $imagick->setImageFormat("png");
        $imagick->drawImage($draw);

        header("Content-Type: image/png");
        echo $imagick->getImageBlob();
    }

    ?>

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