wave-roll
Version:
JavaScript Library for Comparative MIDI Piano-Roll Visualization
16 lines • 668 B
TypeScript
/**
* UI overlays for the piano roll canvas: tooltip and help panel.
* Kept DOM-only to avoid coupling with Pixi internals.
*/
/**
* Create and attach the note tooltip overlay to the canvas parent.
* Returns the created tooltip div.
*/
export declare function initializeTooltipOverlay(canvas: HTMLCanvasElement, container?: HTMLElement): HTMLDivElement;
export interface HelpOverlay {
button: HTMLButtonElement;
panel: HTMLDivElement;
}
/** Create and attach a top-right help button with hover panel. */
export declare function initializeHelpOverlay(canvas: HTMLCanvasElement, container?: HTMLElement): HelpOverlay;
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