kerox/twig-image-placeholder-extension

一个用于生成图像占位符的Twig扩展

v2.0.0 2022-10-23 17:53 UTC

This package is auto-updated.

Last update: 2024-09-24 02:21:54 UTC


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Twig Image Placeholder Extension

一个用于生成图像占位符的Twig扩展

灵感来源于 simple-svg-placeholder

安装

您可以使用Composer安装此扩展

composer require kerox/twig-image-placeholder-extension

Symfony

如果您使用的是 Symfony Flex,则已完成。

否则,将以下行添加到您的 services.yaml

services:
  ...

  Kerox\TwigImagePlaceholder\SvgPlaceholderExtension: null

独立使用

如果您独立使用Twig,则需要手动添加此扩展

$extension = new \Kerox\TwigImagePlaceholder\SvgPlaceholderExtension();

$twig = new \Twig\Environment($loader);
$twig->addExtension($extension);

用法

以下函数可用

示例

默认

{{ svg_placeholder() }}

尺寸

{{ svg_placeholder(150, 150) }}

颜色

{{ svg_placeholder(300, 150, {
    bgColor: '#0f1c3f' , 
    textColor: '#7fdbff'
}) }}

文本

{{ svg_placeholder(300, 150, {
   text: 'Foo Bar'
}) }}

或者不使用

{{ svg_placeholder(300, 150, {
   text: false
}) }}

数据URI

<img src="{{ svg_placeholder_uri() }}">

将输出

<img src="data:image/svg+xml;charset=UTF-8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22300%22%20height%3D%22150%22%20viewBox%3D%220%200%20300%20150%22%3E%3Crect%20fill%3D%22%23ddd%22%20width%3D%22300%22%20height%3D%22150%22%3E%3C%2Frect%3E%3Ctext%20fill%3D%22rgba%280%2C0%2C0%2C0.5%29%22%20font-family%3D%22sans-serif%22%20font-size%3D%2230%22%20font-weight%3D%22bold%22%20dy%3D%2210.5%22%20x%3D%2250%25%22%20y%3D%2250%25%22%20text-anchor%3D%22middle%22%3E300x150%3C%2Ftext%3E%3C%2Fsvg%3E">

选项参考