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  196. Mixed
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  203. Axes
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  227. <a href="cartesian/time.html">
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  239. <a href="radial/linear.html">
  240. Linear
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  246. <a href="labelling.html">
  247. Labelling
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  251. <a href="styling.html">
  252. Styling
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  259. Developers
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  263. <a href="../developers/api.html">
  264. Chart.js API
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  266. </li>
  267. <li class="chapter " data-level="1.7.2" data-path="../developers/updates.html">
  268. <a href="../developers/updates.html">
  269. Updating Charts
  270. </a>
  271. </li>
  272. <li class="chapter " data-level="1.7.3" data-path="../developers/plugins.html">
  273. <a href="../developers/plugins.html">
  274. Plugins
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  276. </li>
  277. <li class="chapter " data-level="1.7.4" data-path="../developers/charts.html">
  278. <a href="../developers/charts.html">
  279. New Charts
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  281. </li>
  282. <li class="chapter " data-level="1.7.5" data-path="../developers/axes.html">
  283. <a href="../developers/axes.html">
  284. New Axes
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  286. </li>
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  289. Contributing
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  294. <li class="chapter " data-level="1.8" data-path="../notes/">
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  296. Additional Notes
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  306. Popular Extensions
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  328. <!-- Title -->
  329. <h1>
  330. <i class="fa fa-circle-o-notch fa-spin"></i>
  331. <a href=".." >Styling</a>
  332. </h1>
  333. </div>
  334. <div class="page-wrapper" tabindex="-1" role="main">
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  338. <section class="normal markdown-section">
  339. <h1 id="styling">Styling</h1>
  340. <p>There are a number of options to allow styling an axis. There are settings to control <a href="#grid-line-configuration">grid lines</a> and <a href="#tick-configuration">ticks</a>.</p>
  341. <h2 id="grid-line-configuration">Grid Line Configuration</h2>
  342. <p>The grid line configuration is nested under the scale configuration in the <code>gridLines</code> key. It defines options for the grid lines that run perpendicular to the axis.</p>
  343. <table>
  344. <thead>
  345. <tr>
  346. <th>Name</th>
  347. <th>Type</th>
  348. <th>Default</th>
  349. <th>Description</th>
  350. </tr>
  351. </thead>
  352. <tbody>
  353. <tr>
  354. <td><code>display</code></td>
  355. <td><code>Boolean</code></td>
  356. <td><code>true</code></td>
  357. <td>If false, do not display grid lines for this axis.</td>
  358. </tr>
  359. <tr>
  360. <td><code>color</code></td>
  361. <td><code>Color/Color[]</code></td>
  362. <td><code>&apos;rgba(0, 0, 0, 0.1)&apos;</code></td>
  363. <td>The color of the grid lines. If specified as an array, the first color applies to the first grid line, the second to the second grid line and so on.</td>
  364. </tr>
  365. <tr>
  366. <td><code>borderDash</code></td>
  367. <td><code>Number[]</code></td>
  368. <td><code>[]</code></td>
  369. <td>Length and spacing of dashes on grid lines. See <a href="https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/setLineDash" target="_blank">MDN</a></td>
  370. </tr>
  371. <tr>
  372. <td><code>borderDashOffset</code></td>
  373. <td><code>Number</code></td>
  374. <td><code>0</code></td>
  375. <td>Offset for line dashes. See <a href="https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/lineDashOffset" target="_blank">MDN</a></td>
  376. </tr>
  377. <tr>
  378. <td><code>lineWidth</code></td>
  379. <td><code>Number/Number[]</code></td>
  380. <td><code>1</code></td>
  381. <td>Stroke width of grid lines.</td>
  382. </tr>
  383. <tr>
  384. <td><code>drawBorder</code></td>
  385. <td><code>Boolean</code></td>
  386. <td><code>true</code></td>
  387. <td>If true, draw border at the edge between the axis and the chart area.</td>
  388. </tr>
  389. <tr>
  390. <td><code>drawOnChartArea</code></td>
  391. <td><code>Boolean</code></td>
  392. <td><code>true</code></td>
  393. <td>If true, draw lines on the chart area inside the axis lines. This is useful when there are multiple axes and you need to control which grid lines are drawn.</td>
  394. </tr>
  395. <tr>
  396. <td><code>drawTicks</code></td>
  397. <td><code>Boolean</code></td>
  398. <td><code>true</code></td>
  399. <td>If true, draw lines beside the ticks in the axis area beside the chart.</td>
  400. </tr>
  401. <tr>
  402. <td><code>tickMarkLength</code></td>
  403. <td><code>Number</code></td>
  404. <td><code>10</code></td>
  405. <td>Length in pixels that the grid lines will draw into the axis area.</td>
  406. </tr>
  407. <tr>
  408. <td><code>zeroLineWidth</code></td>
  409. <td><code>Number</code></td>
  410. <td><code>1</code></td>
  411. <td>Stroke width of the grid line for the first index (index 0).</td>
  412. </tr>
  413. <tr>
  414. <td><code>zeroLineColor</code></td>
  415. <td>Color</td>
  416. <td><code>&apos;rgba(0, 0, 0, 0.25)&apos;</code></td>
  417. <td>Stroke color of the grid line for the first index (index 0).</td>
  418. </tr>
  419. <tr>
  420. <td><code>zeroLineBorderDash</code></td>
  421. <td><code>Number[]</code></td>
  422. <td><code>[]</code></td>
  423. <td>Length and spacing of dashes of the grid line for the first index (index 0). See <a href="https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/setLineDash" target="_blank">MDN</a></td>
  424. </tr>
  425. <tr>
  426. <td><code>zeroLineBorderDashOffset</code></td>
  427. <td><code>Number</code></td>
  428. <td><code>0</code></td>
  429. <td>Offset for line dashes of the grid line for the first index (index 0). See <a href="https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/lineDashOffset" target="_blank">MDN</a></td>
  430. </tr>
  431. <tr>
  432. <td><code>offsetGridLines</code></td>
  433. <td><code>Boolean</code></td>
  434. <td><code>false</code></td>
  435. <td>If true, grid lines will be shifted to be between labels. This is set to <code>true</code> in the bar chart by default.</td>
  436. </tr>
  437. </tbody>
  438. </table>
  439. <h2 id="tick-configuration">Tick Configuration</h2>
  440. <p>The tick configuration is nested under the scale configuration in the <code>ticks</code> key. It defines options for the tick marks that are generated by the axis.</p>
  441. <table>
  442. <thead>
  443. <tr>
  444. <th>Name</th>
  445. <th>Type</th>
  446. <th>Default</th>
  447. <th>Description</th>
  448. </tr>
  449. </thead>
  450. <tbody>
  451. <tr>
  452. <td><code>callback</code></td>
  453. <td><code>Function</code></td>
  454. <td></td>
  455. <td>Returns the string representation of the tick value as it should be displayed on the chart. See <a href="labelling.html#creating-custom-tick-formats">callback</a>.</td>
  456. </tr>
  457. <tr>
  458. <td><code>display</code></td>
  459. <td><code>Boolean</code></td>
  460. <td><code>true</code></td>
  461. <td>If true, show tick marks</td>
  462. </tr>
  463. <tr>
  464. <td><code>fontColor</code></td>
  465. <td><code>Color</code></td>
  466. <td><code>&apos;#666&apos;</code></td>
  467. <td>Font color for tick labels.</td>
  468. </tr>
  469. <tr>
  470. <td><code>fontFamily</code></td>
  471. <td><code>String</code></td>
  472. <td><code>&quot;&apos;Helvetica Neue&apos;, &apos;Helvetica&apos;, &apos;Arial&apos;, sans-serif&quot;</code></td>
  473. <td>Font family for the tick labels, follows CSS font-family options.</td>
  474. </tr>
  475. <tr>
  476. <td><code>fontSize</code></td>
  477. <td><code>Number</code></td>
  478. <td><code>12</code></td>
  479. <td>Font size for the tick labels.</td>
  480. </tr>
  481. <tr>
  482. <td><code>fontStyle</code></td>
  483. <td><code>String</code></td>
  484. <td><code>&apos;normal&apos;</code></td>
  485. <td>Font style for the tick labels, follows CSS font-style options (i.e. normal, italic, oblique, initial, inherit).</td>
  486. </tr>
  487. <tr>
  488. <td><code>reverse</code></td>
  489. <td><code>Boolean</code></td>
  490. <td><code>false</code></td>
  491. <td>Reverses order of tick labels.</td>
  492. </tr>
  493. <tr>
  494. <td><code>minor</code></td>
  495. <td><code>object</code></td>
  496. <td><code>{}</code></td>
  497. <td>Minor ticks configuration. Omitted options are inherited from options above.</td>
  498. </tr>
  499. <tr>
  500. <td><code>major</code></td>
  501. <td><code>object</code></td>
  502. <td><code>{}</code></td>
  503. <td>Major ticks configuration. Omitted options are inherited from options above.</td>
  504. </tr>
  505. </tbody>
  506. </table>
  507. <h2 id="minor-tick-configuration">Minor Tick Configuration</h2>
  508. <p>The minorTick configuration is nested under the ticks configuration in the <code>minor</code> key. It defines options for the minor tick marks that are generated by the axis. Omitted options are inherited from <code>ticks</code> configuration.</p>
  509. <table>
  510. <thead>
  511. <tr>
  512. <th>Name</th>
  513. <th>Type</th>
  514. <th>Default</th>
  515. <th>Description</th>
  516. </tr>
  517. </thead>
  518. <tbody>
  519. <tr>
  520. <td><code>callback</code></td>
  521. <td><code>Function</code></td>
  522. <td></td>
  523. <td>Returns the string representation of the tick value as it should be displayed on the chart. See <a href="labelling.html#creating-custom-tick-formats">callback</a>.</td>
  524. </tr>
  525. <tr>
  526. <td><code>fontColor</code></td>
  527. <td><code>Color</code></td>
  528. <td><code>&apos;#666&apos;</code></td>
  529. <td>Font color for tick labels.</td>
  530. </tr>
  531. <tr>
  532. <td><code>fontFamily</code></td>
  533. <td><code>String</code></td>
  534. <td><code>&quot;&apos;Helvetica Neue&apos;, &apos;Helvetica&apos;, &apos;Arial&apos;, sans-serif&quot;</code></td>
  535. <td>Font family for the tick labels, follows CSS font-family options.</td>
  536. </tr>
  537. <tr>
  538. <td><code>fontSize</code></td>
  539. <td><code>Number</code></td>
  540. <td><code>12</code></td>
  541. <td>Font size for the tick labels.</td>
  542. </tr>
  543. <tr>
  544. <td><code>fontStyle</code></td>
  545. <td><code>String</code></td>
  546. <td><code>&apos;normal&apos;</code></td>
  547. <td>Font style for the tick labels, follows CSS font-style options (i.e. normal, italic, oblique, initial, inherit).</td>
  548. </tr>
  549. </tbody>
  550. </table>
  551. <h2 id="major-tick-configuration">Major Tick Configuration</h2>
  552. <p>The majorTick configuration is nested under the ticks configuration in the <code>major</code> key. It defines options for the major tick marks that are generated by the axis. Omitted options are inherited from <code>ticks</code> configuration.</p>
  553. <table>
  554. <thead>
  555. <tr>
  556. <th>Name</th>
  557. <th>Type</th>
  558. <th>Default</th>
  559. <th>Description</th>
  560. </tr>
  561. </thead>
  562. <tbody>
  563. <tr>
  564. <td><code>callback</code></td>
  565. <td><code>Function</code></td>
  566. <td></td>
  567. <td>Returns the string representation of the tick value as it should be displayed on the chart. See <a href="labelling.html#creating-custom-tick-formats">callback</a>.</td>
  568. </tr>
  569. <tr>
  570. <td><code>fontColor</code></td>
  571. <td><code>Color</code></td>
  572. <td><code>&apos;#666&apos;</code></td>
  573. <td>Font color for tick labels.</td>
  574. </tr>
  575. <tr>
  576. <td><code>fontFamily</code></td>
  577. <td><code>String</code></td>
  578. <td><code>&quot;&apos;Helvetica Neue&apos;, &apos;Helvetica&apos;, &apos;Arial&apos;, sans-serif&quot;</code></td>
  579. <td>Font family for the tick labels, follows CSS font-family options.</td>
  580. </tr>
  581. <tr>
  582. <td><code>fontSize</code></td>
  583. <td><code>Number</code></td>
  584. <td><code>12</code></td>
  585. <td>Font size for the tick labels.</td>
  586. </tr>
  587. <tr>
  588. <td><code>fontStyle</code></td>
  589. <td><code>String</code></td>
  590. <td><code>&apos;normal&apos;</code></td>
  591. <td>Font style for the tick labels, follows CSS font-style options (i.e. normal, italic, oblique, initial, inherit).</td>
  592. </tr>
  593. </tbody>
  594. </table>
  595. </section>
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