Latest updates from IceHrmPro

web/node_modules/rc-virtual-list/es/utils/itemUtil.d.ts

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+/**
+ * Our algorithm have additional one ghost item
+ * whose index as `data.length` to simplify the calculation
+ */
+export declare const GHOST_ITEM_KEY = "__rc_ghost_item__";
+export declare type Key = string | number;
+/**
+ * Safari has the elasticity effect which provides negative `scrollTop` value.
+ * We should ignore it since will make scroll animation shake.
+ */
+export declare function alignScrollTop(scrollTop: number, scrollRange: number): number;
+export declare function getScrollPercentage({ scrollTop, scrollHeight, clientHeight, }: {
+    scrollTop: number;
+    scrollHeight: number;
+    clientHeight: number;
+}): number;
+export declare function getElementScrollPercentage(element: HTMLElement | null): number;
+/**
+ * Get node `offsetHeight`. We prefer node is a dom element directly.
+ * But if not provided, downgrade to `findDOMNode` to get the real dom element.
+ */
+export declare function getNodeHeight(node: HTMLElement): number;
+/**
+ * Get display items start, end, located item index. This is pure math calculation
+ */
+export declare function getRangeIndex(scrollPtg: number, itemCount: number, visibleCount: number): {
+    itemIndex: number;
+    itemOffsetPtg: number;
+    startIndex: number;
+    endIndex: number;
+};
+interface ItemTopConfig {
+    itemIndex: number;
+    itemElementHeights: {
+        [key: string]: number;
+    };
+    itemOffsetPtg: number;
+    scrollTop: number;
+    scrollPtg: number;
+    clientHeight: number;
+    getItemKey: (index: number) => Key;
+}
+/**
+ * Calculate the located item related top with current window height
+ */
+export declare function getItemRelativeTop({ itemIndex, itemOffsetPtg, itemElementHeights, scrollPtg, clientHeight, getItemKey, }: Omit<ItemTopConfig, 'scrollTop'>): number;
+/**
+ * Calculate the located item absolute top with whole scroll height
+ */
+export declare function getItemAbsoluteTop({ scrollTop, ...rest }: ItemTopConfig): number;
+interface CompareItemConfig {
+    locatedItemRelativeTop: number;
+    locatedItemIndex: number;
+    compareItemIndex: number;
+    getItemKey: (index: number) => Key;
+    startIndex: number;
+    endIndex: number;
+    itemElementHeights: {
+        [key: string]: number;
+    };
+}
+export declare function getCompareItemRelativeTop({ locatedItemRelativeTop, locatedItemIndex, compareItemIndex, startIndex, endIndex, getItemKey, itemElementHeights, }: CompareItemConfig): number;
+export declare function requireVirtual(height: number, itemHeight: number, count: number, virtual: boolean): boolean;
+export {};