diff --git a/README.md b/README.md index 202fef46a..39947b416 100644 --- a/README.md +++ b/README.md @@ -33,6 +33,7 @@ See CONTRIBUTING.md for the snippet template. * [`Height transition`](#height-transition) * [`Hover shadow box animation`](#hover-shadow-box-animation) * [`Hover underline animation`](#hover-underline-animation) +* [`Pulse loader`](#pulse-loader) @@ -518,6 +519,71 @@ Creates an animated underline effect when the text is hovered over.
[⬆ Back to top](#contents) +### Pulse loader + +Creates a pulse effect loader animation using the `animation-delay` property. + +```html +
+
+
+
+``` + +```css +.ripple-loader { + position: relative; + width: 64px; + height: 64px; +} + +.ripple-loader div { + position: absolute; + border: 4px solid #76ff03; + border-radius: 50%; + animation: ripple-loader 1s ease-out infinite; +} + +.ripple-loader div:nth-child(2) { + animation-delay: -0.5s; +} + +@keyframes ripple-loader { + 0% { + top: 32px; + left: 32px; + width: 0; + height: 0; + opacity: 1; + } + 100% { + top: 0; + left: 0; + width: 64px; + height: 64px; + opacity: 0; + } +} +``` + + +#### Explanation + + +- Use `@keyframes` to define an animation at two points in the cycle, start (`0%`), where the two `
` elements have no `width` or `height` and are positioned at the center and end (`100%`), where both `
` elements have increased `width` and `height`, but their `position` is reset to `0`. +- Use `opacity` to transition from `1` to `0` when animating to give the `
` elements a disappearing effect as they expand. +- `.ripple-loader`, which is the parent container, has a predefined `width` and `height`. It uses `position: relative` to position its children. +- Use `animation-delay` on the second `
` element, so that each element starts its animation at a different time. + + +#### Browser support + +100.0% + +- https://caniuse.com/#feat=css-animation + +
[⬆ Back to top](#contents) + --- ## Interactivity diff --git a/snippet_data/snippetList.json b/snippet_data/snippetList.json index 4f44b9bd8..6d7aa5401 100644 --- a/snippet_data/snippetList.json +++ b/snippet_data/snippetList.json @@ -569,6 +569,21 @@ "hash": "fb3a96cbbb4d59af2566f3d0729c13478a81a572b25a8dd1696e2a67dd8fff79" } }, + { + "id": "pulse-loader", + "type": "snippetListing", + "title": "Pulse loader", + "attributes": { + "text": "Creates a pulse effect loader animation using the `animation-delay` property.\n\n", + "tags": [ + "animation", + "beginner" + ] + }, + "meta": { + "hash": "11f0b0631cb97ab53a144c263648c155527e570e0ceefaea59201c39de73b57b" + } + }, { "id": "reset-all-styles", "type": "snippetListing", diff --git a/snippet_data/snippets.json b/snippet_data/snippets.json index a8c829ae8..8cef48601 100644 --- a/snippet_data/snippets.json +++ b/snippet_data/snippets.json @@ -1049,6 +1049,33 @@ "hash": "fb3a96cbbb4d59af2566f3d0729c13478a81a572b25a8dd1696e2a67dd8fff79" } }, + { + "id": "pulse-loader", + "title": "Pulse loader", + "type": "snippet", + "attributes": { + "fileName": "pulse-loader.md", + "text": "Creates a pulse effect loader animation using the `animation-delay` property.\n\n", + "explanation": "\n\n- Use `@keyframes` to define an animation at two points in the cycle, start (`0%`), where the two `
` elements have no `width` or `height` and are positioned at the center and end (`100%`), where both `
` elements have increased `width` and `height`, but their `position` is reset to `0`.\n- Use `opacity` to transition from `1` to `0` when animating to give the `
` elements a disappearing effect as they expand.\n- `.ripple-loader`, which is the parent container, has a predefined `width` and `height`. It uses `position: relative` to position its children.\n- Use `animation-delay` on the second `
` element, so that each element starts its animation at a different time.\n\n", + "browserSupport": { + "text": "\n\n- https://caniuse.com/#feat=css-animation\n", + "supportPercentage": 100 + }, + "codeBlocks": { + "html": "
\n
\n
\n
", + "css": ".ripple-loader {\n position: relative;\n width: 64px;\n height: 64px;\n}\n\n.ripple-loader div {\n position: absolute;\n border: 4px solid #76ff03;\n border-radius: 50%;\n animation: ripple-loader 1s ease-out infinite;\n}\n\n.ripple-loader div:nth-child(2) {\n animation-delay: -0.5s;\n}\n\n@keyframes ripple-loader {\n 0% {\n top: 32px;\n left: 32px;\n width: 0;\n height: 0;\n opacity: 1;\n }\n 100% {\n top: 0;\n left: 0;\n width: 64px;\n height: 64px;\n opacity: 0;\n }\n}", + "js": "", + "scopedCss": "[data-scope=\"pulse-loader\"] .ripple-loader {\n position: relative;\n width: 64px;\n height: 64px; }\n\n[data-scope=\"pulse-loader\"] .ripple-loader div {\n position: absolute;\n border: 4px solid #76ff03;\n border-radius: 50%;\n animation: ripple-loader 1s ease-out infinite; }\n\n[data-scope=\"pulse-loader\"] .ripple-loader div:nth-child(2) {\n animation-delay: -0.5s; }\n\n@keyframes ripple-loader {\n 0% {\n top: 32px;\n left: 32px;\n width: 0;\n height: 0;\n opacity: 1; }\n 100% {\n top: 0;\n left: 0;\n width: 64px;\n height: 64px;\n opacity: 0; } }\n" + }, + "tags": [ + "animation", + "beginner" + ] + }, + "meta": { + "hash": "11f0b0631cb97ab53a144c263648c155527e570e0ceefaea59201c39de73b57b" + } + }, { "id": "reset-all-styles", "title": "Reset all styles",