Custom Text Styles

A DatoCMS plugin that gives you the ability to have custom styles for Structured Text Fields.

This is a Community Plugin! Learn how create your own plugin, or copy and remix existing ones in our documentation

DatoCMS plugin: Custom text Styles

This DatoCMS plugin makes it possible to add custom styles to the editor of Structured text fields by setting css properties. You can add as many styles as you'd like in the Plugin settings. preview of Custom Text Styles plugin

Features

Add custom styles to editor of Structured Text Fields
add custom marks (inline styles) to editor of Structured Text Fields
Add custom CSS class names to rendered nodes in your Structured Text Fields

Configuration

Plugin Settings

Custom Styles

Add your own Custom Styles. You can set the following attributes:

Slug Set this slug to what you want your final css class to be. Please Note: Upon changing this property, you will have to update all Structured Text Fields already used in DatoCMS.
Title This title will be shown in the DatoCMS Structured Text editor.
Node For now, you can choose between heading and paragraph
CSS This is the CSS shown in the DatoCMS Structured Text editor

Custom Marks

Add your own Custom Marks (inline styles). You can set the following attributes:
Slug Set this slug to what you want your final css class to be. Please Note: Upon changing this property, you will have to update all Structured Text Fields already used in DatoCMS.
Title This title will be shown in the DatoCMS Structured Text editor.
Icon You can set an icon name based on the icons available from fontawesome free icons
Keyboard Shortcut You can set a keyboard shortcut you can use inside the DatoCMS Structured Text editor.
CSS This is the CSS shown in the DatoCMS Structured Text editor

Front End Structured Text Implementation

Custom Styles

Nodes inside Structured Text will be rendered with a style attribute corresponding with the Slug set in the Plugin Settings. (See more info from DatoCMS)[https://www.datocms.com/docs/plugin-sdk/structured-text-customizations#adding-custom-styles-to-nodes]

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{
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    "type": "paragraph",
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    "style": "centered",
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    "children": [
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      {
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        "type": "span",
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        "value": "This text is centered"
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      }
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    ]
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},

Update your front end so that you attribute the style property as a CSS class.

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// example of a possible implementation of a Paragraph Node
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---
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import type { Paragraph } from 'datocms-structured-text-utils';
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interface Props {
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  node: Paragraph;
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}
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const { node } = Astro.props;
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---
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// Style attribute ('centered') will be accesible from the node
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// Paragraphs that have a custom style of 'Centered' will have the css class 'centered'
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<p>&lt;slot /&gt;</p>

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<p> This text is centered</p>

You can now proceed to implement your own custom CSS for the centered class

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p.centered {
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  text-align: center;
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}

Custom Marks

Marks inside Structured Text will be rendered with a mark attribute corresponding with the Slug set in the Plugin Settings. (See more info from DatoCMS)[https://www.datocms.com/docs/plugin-sdk/structured-text-customizations#adding-custom-marks]

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 {
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      "type": "paragraph",
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      "children": [
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        {
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          "type": "span",
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          "value": "This is normal text with"
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        },
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        {
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          "type": "span",
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          "marks": ["shout"],
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          "value": "only this part"
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        },
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        {
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          "type": "span",
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          "value": "having a different mark."
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        }
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      ]
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    }

Update your front end so that you attribute the mark property as a CSS class.

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// example of a possible implementation of a Mark
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---
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import type { DefaultMark, Span } from 'datocms-structured-text-utils';
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interface Props {
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  node: Span;
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}
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const { node } = Astro.props;
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type Tag = 'span' | 'strong' | 'em' | 'del' | 'mark' | 'code' | 'u';
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const elementByMark: Record&lt;string | DefaultMark, Tag&gt; = {
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  strong: 'strong',
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  code: 'code',
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  emphasis: 'em',
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  underline: 'u',
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  strikethrough: 'del',
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  highlight: 'mark',
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  // Add custom marks set in custom-text-styles plugin. You can set this to any valid html tag.
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  'shout': 'strong',
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};
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// ensure that all html tags are included
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// note the usage of 'node.marks' here, this is were all the applied marks are being stored.
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// in our case, this will include 'shout'
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const Tags: { Tag: Tag; mark: string }[] =
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  node.marks?.map((mark) =&gt; {
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    const Tag = elementByMark[mark] || 'span';
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    return { Tag: Tag, mark };
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  }) || [];
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---
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{
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  Tags.reduce(
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    (children, { Tag, mark }) =&gt; &lt;Tag class={mark}&gt;{children}&lt;/Tag&gt;,
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    node.value
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  )
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}

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<p>This is normal text with <strong>only this part</strong> having a different mark.</p>

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strong.shout {
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  text-transform: uppercase;
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}