museaikit/node/core/visualizers/waterfall_visualizer.d.ts

A powerful music-focused AI toolkit

import { INoteSequence, NoteSequence } from '../../protobuf/index';
import { BaseSVGVisualizer } from './base_svg_visualizer';
import { VisualizerConfig } from './config';
export interface WaterfallVisualizerConfig extends VisualizerConfig {
    whiteNoteHeight?: number;
    whiteNoteWidth?: number;
    blackNoteHeight?: number;
    blackNoteWidth?: number;
    showOnlyOctavesUsed?: boolean;
}
export declare class WaterfallSVGVisualizer extends BaseSVGVisualizer {
    private NOTES_PER_OCTAVE;
    private WHITE_NOTES_PER_OCTAVE;
    private LOW_C;
    private firstDrawnOctave;
    private lastDrawnOctave;
    protected svgPiano: SVGSVGElement;
    protected config: WaterfallVisualizerConfig;
    constructor(sequence: INoteSequence, parentElement: HTMLDivElement, config?: WaterfallVisualizerConfig);
    private setupDOM;
    redraw(activeNote?: NoteSequence.INote, scrollIntoView?: boolean): number;
    protected getSize(): {
        width: number;
        height: number;
    };
    protected getNotePosition(note: NoteSequence.INote, noteIndex: number): {
        x: number;
        y: number;
        w: number;
        h: number;
    };
    private drawPiano;
    private drawWhiteKey;
    private drawBlackKey;
    clearActiveNotes(): void;
    protected clear(): void;
}