feat: Fluent UI Outlook Lite + connections mockup

node_modules/@fluentui/react-motion-components-preview/lib/components/Collapse/collapse-atoms.js

@@ -0,0 +1,100 @@
+// ----- SIZE -----
+const sizeValuesForOrientation = (orientation, element)=>{
+    const sizeName = orientation === 'horizontal' ? 'maxWidth' : 'maxHeight';
+    const overflowName = orientation === 'horizontal' ? 'overflowX' : 'overflowY';
+    const measuredSize = orientation === 'horizontal' ? element.scrollWidth : element.scrollHeight;
+    const toSize = `${measuredSize}px`;
+    return {
+        sizeName,
+        overflowName,
+        toSize
+    };
+};
+export const sizeEnterAtom = ({ orientation, duration, easing, element, outSize = '0', delay = 0 })=>{
+    const { sizeName, overflowName, toSize } = sizeValuesForOrientation(orientation, element);
+    return {
+        keyframes: [
+            {
+                [sizeName]: outSize,
+                [overflowName]: 'hidden'
+            },
+            {
+                [sizeName]: toSize,
+                offset: 0.9999,
+                [overflowName]: 'hidden'
+            },
+            {
+                [sizeName]: 'unset',
+                [overflowName]: 'unset'
+            }
+        ],
+        duration,
+        easing,
+        delay,
+        fill: 'both'
+    };
+};
+export const sizeExitAtom = ({ orientation, duration, easing, element, delay = 0, outSize = '0' })=>{
+    const { sizeName, overflowName, toSize } = sizeValuesForOrientation(orientation, element);
+    return {
+        keyframes: [
+            {
+                [sizeName]: toSize,
+                [overflowName]: 'hidden'
+            },
+            {
+                [sizeName]: outSize,
+                [overflowName]: 'hidden'
+            }
+        ],
+        duration,
+        easing,
+        delay,
+        fill: 'both'
+    };
+};
+// ----- WHITESPACE -----
+// Whitespace animation includes padding and margin.
+const whitespaceValuesForOrientation = (orientation)=>{
+    // horizontal whitespace collapse
+    if (orientation === 'horizontal') {
+        return {
+            paddingStart: 'paddingInlineStart',
+            paddingEnd: 'paddingInlineEnd',
+            marginStart: 'marginInlineStart',
+            marginEnd: 'marginInlineEnd'
+        };
+    }
+    // vertical whitespace collapse
+    return {
+        paddingStart: 'paddingBlockStart',
+        paddingEnd: 'paddingBlockEnd',
+        marginStart: 'marginBlockStart',
+        marginEnd: 'marginBlockEnd'
+    };
+};
+/**
+ * A collapse animates an element's height to zero,
+ but the zero height does not eliminate padding or margin in the box model.
+ So here we generate keyframes to animate those whitespace properties to zero.
+ */ export const whitespaceAtom = ({ direction, orientation, duration, easing, delay = 0 })=>{
+    const { paddingStart, paddingEnd, marginStart, marginEnd } = whitespaceValuesForOrientation(orientation);
+    // The keyframe with zero whitespace is at the start for enter and at the end for exit.
+    const offset = direction === 'enter' ? 0 : 1;
+    const keyframes = [
+        {
+            [paddingStart]: '0',
+            [paddingEnd]: '0',
+            [marginStart]: '0',
+            [marginEnd]: '0',
+            offset
+        }
+    ];
+    return {
+        keyframes,
+        duration,
+        easing,
+        delay,
+        fill: 'both'
+    };
+};