Charts · Gutenberg
Line Chart block for WordPress
Interactive line chart using Chart.js (loaded from CDN). Supports multiple datasets, fill, tension, and grid styling.
Get Blockenberg
Free Gutenberg block in Blockenberg. The inspector controls and front-end behavior on this page come from this block’s source, not a shared stub.
What it actually does
Interactive line chart using Chart.js (loaded from CDN). Supports multiple datasets, fill, tension, and grid styling.
Inspector panels on this block: Chart Title, Labels & Data, Chart Options, Background. Those titles come from index.js, not from a shared template.
Behavior controls: “Data (CSV)” (e.g. 10,20,35,18); “X-Axis Labels (CSV)” (e.g. Jan,Feb,Mar); “Legend Position” options: Top, Bottom, Left, Right; “Point Style” options: Circle, Square, Diamond, None.
Where to find it
Gutenberg inserter → Charts → search “Line Chart” (block name `blockenberg/line-chart` in block.json). Style it in the sidebar after insert.
How to use Line Chart block for WordPress
- Install Blockenberg. Install from WordPress.org and activate the plugin.
- Insert the block. Edit a page, click +, search for “Line Chart”, insert it. Category: Charts.
- Configure inspector controls that exist on this block. Open Chart Title. Set “Label”, “Data (CSV)”, “Fill area under line”, “Title (optional)”.
- Check the published page. The view script reads HTML data attributes: data-datasets, data-grid, data-height, data-labels, data-legend, data-legend-pos, data-point-style. The block editor preview may not run the same view script.
Inspector controls from this block’s code
| Control | What the code does |
|---|---|
| Label | Text field in the inspector. |
| Data (CSV) | Text field in the inspector. e.g. 10,20,35,18. |
| Fill area under line | On/off toggle in the inspector. |
| Title (optional) | Text field in the inspector. Saved as `title`. |
| X-Axis Labels (CSV) | Text field in the inspector. e.g. Jan,Feb,Mar. block.json default: Jan,Feb,Mar,Apr,May,Jun. Saved as `labels`. |
| Height (px) | Numeric range control in the inspector. Range 160–700. block.json default: 340. Saved as `height`. |
| Show Grid | On/off toggle in the inspector. On by default. Saved as `showGrid`. |
| Show Legend | On/off toggle in the inspector. On by default. Saved as `showLegend`. |
| Legend Position | Select control; the chosen value is saved on the block. Options: Top; Bottom; Left; Right. block.json default: top. Saved as `legendPos`. |
| Point Style | Select control; the chosen value is saved on the block. Options: Circle; Square; Diamond; None. block.json default: circle. Saved as `pointStyle`. |
| Border Radius (px) | Numeric range control in the inspector. Range 0–32. block.json default: 12. Saved as `borderRadius`. |
| Card Background | Color control in the inspector. block.json default: #ffffff. Saved as `bgColor`. |
What the front-end script actually does
- The view script reads HTML data attributes: data-datasets, data-grid, data-height, data-labels, data-legend, data-legend-pos, data-point-style.
- Charts are drawn with Chart.js in the browser from values saved on the block.
When this is the right block
- Interactive line chart using Chart.js (loaded from CDN). Supports multiple datasets, fill, tension, and grid styling — that is the job of Line Chart, not a generic content block.
- Use it when you need the editor control labeled “Label”, which exists on this block’s inspector.
- It matches pages about chart, line, graph.
- Inserter grouping: reports, dashboards, and data-heavy pages.
Notes from the implementation
viewScript: this folder’s frontend.js is enqueued on the front end for this block.
FAQ
How do I add the Line Chart block in WordPress?
Install Blockenberg from WordPress.org, edit a page in the block editor, click +, and search for “Line Chart”. It sits under Charts. After insert, open Chart Title and set “Label”, “Data (CSV)”, “Fill area under line”, “Title (optional)”.
Does Line Chart need a server or extra plugin?
No. After Blockenberg is active, the view script runs in the browser with the values you saved on the block.
Is the Line Chart Gutenberg block free?
Yes. Line Chart ships inside Blockenberg. Get the plugin from WordPress.org — no paid add-on is required for this block.
Can I style Line Chart to match my theme?
Yes. Blockenberg’s shared typography and color panels apply here, plus any block-specific style controls listed on this page (panels: Chart Title, Labels & Data, Chart Options, Background).
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Get Blockenberg
Install Blockenberg from WordPress.org, then insert Line Chart from the Gutenberg inserter.