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[color-chart] Add support for the info prop #116

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Merged
DmitrySharabin merged 1 commit into from
Oct 10, 2024
Merged

[color-chart] Add support for the info prop #116

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15 changes: 15 additions & 0 deletions src/color-chart/README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,20 @@ You can also specify a whole label, and if it contains a number, the number will

_(Colors courtesy of Tailwind)_

### The `info` attribute

You can use the `info` attribute to show information about the color scale points. Currently, the only type of information supported is color coords (in any color space), but more will be added in the future.
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@LeaVerou LeaVerou Oct 10, 2024

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I thought we also support deltaE?

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@DmitrySharabin DmitrySharabin Oct 10, 2024

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It's in progress. We are iterating over it. Probably, it's high time to resume that iteration. 🙂


The format of this attribute is analogous to the one of [`<color-swatch>`](../color-swatch/#the-info-attribute).

```html
<color-chart y="oklch.c" info="L: oklch.l, C: oklch.c, H: oklch.h">
<color-scale colors="50: #eff6ff, 100: #dbeafe, 200: #bfdbfe, 300: #93c5fd, 400: #60a5fa, 500: #3b82f6, 600: #2563eb, 700: #1d4ed8, 800: #1e40af, 900: #1e3a8a, 950: #172554"></color-scale>
<color-scale colors="50: #ecfeff, 100: #cffafe, 200: #a5f3fc, 300: #67e8f9, 400: #22d3ee, 500: #06b6d4, 600: #0891b2, 700: #0e7490, 800: #155e75, 900: #164e63, 950: #083344"></color-scale>
<color-scale colors="50: #f0fdfa, 100: #ccfbf1, 200: #99f6e4, 300: #5eead4, 400: #2dd4bf, 500: #14b8a6, 600: #0d9488, 700: #0f766e, 800: #115e59, 900: #134e4a, 950: #042f2e"></color-scale>
</color-chart>
```

Reactivity:

```html
Expand All @@ -64,6 +78,7 @@ Reactivity:
|-----------|----------|---------------|---------------|-------------|
| `x` | `x` | `string` | `null` | The coord to plot on the X axis, if any |
| `y` | `y` | `string` | `"oklch.l"` | The coord to plot on the Y axis, if any |
| `info` | `info` | `string` | - | Comma-separated list of coords of the color point to be shown. |

### Events

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8 changes: 8 additions & 0 deletions src/color-chart/color-chart.js
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Expand Up @@ -178,6 +178,12 @@ const Self = class ColorChart extends NudeElement {
// Re-render swatches
this.render(evt);
}

if (name === "info") {
for (let colorScale of this.children) {
colorScale.info = this.info;
}
}
}

static props = {
Expand All @@ -198,6 +204,8 @@ const Self = class ColorChart extends NudeElement {
return this.yResolved.space;
},
},

info: {},
};
};

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