import { EditorView } from '@uiw/react-codemirror';
interface InstancesType {
    previewView: HTMLElement;
    editorView: EditorView;
}
declare class ScrollSynchronizer {
    private readonly editorElementList;
    private readonly previewElementList;
    private static readonly SCROLL_ANIMATION_DURATION;
    private static readonly MIN_SCROLL_DISTANCE;
    private static readonly BOTTOM_THRESHOLD;
    private computeHeightMapping;
    private synchronizeScroll;
    private getValidPreviewNodes;
    private getLineNumber;
    private isValidLineNumber;
    private getEditorLineInfo;
    private clearHeightMappings;
    private getScrollElements;
    private isScrolledToBottom;
    private scrollToTop;
    private scrollToBottom;
    private performProportionalScroll;
    private findScrollIndex;
    private calculateScrollPosition;
    handleEditorScroll(editorView: EditorView, previewView: HTMLElement | null): void;
    handlePreviewScroll(previewView: HTMLElement | null, editorView: EditorView): void;
    handleScrollTop(editorView: EditorView, previewView: HTMLElement): void;
}
export declare const scrollSynchronizer: ScrollSynchronizer;
export declare const handleEditorScroll: ({ editorView, previewView }: InstancesType) => void;
export declare const handlePreviewScroll: ({ editorView, previewView }: InstancesType) => void;
export declare const handleScrollTop: ({ editorView, previewView }: InstancesType) => void;
export {};