import { CxUIWidget } from './ui_widget';
import { CxXYWH } from './basic_types';
import { CxRenderingContext } from './rendering_context';
import { CxScene } from './scene';
import { CxNodePayloadViewport } from './node_payload_viewport';
import { CxGeometry } from './geometry';
import { CxVisualizerLines } from './visualizer_lines';
import { CxNodePayloadOrtho } from './node_payload_ortho';
import { CxSelectableBackground } from './selectable_background';
import { CxNodePayloadName } from './node_payload_name';
import { CxPointerEventsProcessor, CxNodePayloadInteractive } from './node_payload_interactive';
import { CxNodePayloadLabel } from './node_payload_label';
import { CxTextureFont } from './texture_generated_font';
import { CxNodePayloadTransform } from './node_payload_transform';
export declare type CxCurveData = [[number], [number]];
export interface CxLogDataProvider {
    subscribe_to_channel(channel_uri: string): void;
    unsubscribe_from_channel(channel_uri: string): void;
    set_range(start: number, end: number, max_points: number): void;
    get_data(channel_uri: string, start: number, end: number, max_points: number): CxCurveData;
}
export declare class CxCurve {
    name: string;
    left: number;
    right: number;
    channel_uri: string;
    visualizer: CxVisualizerLines;
    track: CxTrack;
    constructor(track: CxTrack, name: string);
}
export declare class MinorGridGeometry implements CxGeometry {
    track: CxTrack;
    preorder(context: CxRenderingContext): void;
    vertices(context: CxRenderingContext): Float32Array;
    colors(context: CxRenderingContext): Float32Array;
    texture(context: CxRenderingContext): Float32Array;
    normals(context: CxRenderingContext): Float32Array;
    constructor(track: CxTrack);
}
export declare class IndexGridGeometry implements CxGeometry {
    track: CxTrack;
    preorder(context: CxRenderingContext): void;
    vertices(context: CxRenderingContext): Float32Array;
    colors(context: CxRenderingContext): Float32Array;
    texture(context: CxRenderingContext): Float32Array;
    normals(context: CxRenderingContext): Float32Array;
    constructor(track: CxTrack);
}
export declare class CurveGeometry implements CxGeometry {
    track: CxTrack;
    channel: string;
    preorder(context: CxRenderingContext): void;
    vertices(context: CxRenderingContext): Float32Array;
    colors(context: CxRenderingContext): Float32Array;
    texture(context: CxRenderingContext): Float32Array;
    normals(context: CxRenderingContext): Float32Array;
    constructor(track: CxTrack, channel: string);
}
export declare class CxTrack implements CxPointerEventsProcessor {
    name: string;
    width: number;
    curves: Array<CxCurve>;
    major_divisions: number;
    minor_divisions: number;
    border: number;
    _viewport: CxNodePayloadViewport;
    visualizer_major_grid: CxVisualizerLines;
    visualizer_minor_grid: CxVisualizerLines;
    visualizer_index_grid: CxVisualizerLines;
    proj_tmp: CxNodePayloadOrtho;
    _selectable_background: CxSelectableBackground;
    _index_grid_geometry: IndexGridGeometry;
    _track_name: CxNodePayloadName;
    _template: CxLogTemplate;
    _drag: boolean;
    _drag_start_x: number;
    _drag_start_y: number;
    _drag_index: number;
    constructor(template: CxLogTemplate, name: string);
    pressed(source: CxNodePayloadInteractive, object: number, screen_x: number, screen_y: number): void;
    moved(source: CxNodePayloadInteractive, object: number, screen_x: number, screen_y: number): void;
    released(source: CxNodePayloadInteractive, object: number, screen_x: number, screen_y: number): void;
    plot(context: CxRenderingContext, vp: CxXYWH): void;
}
export declare class CxLogTemplate {
    index_resolution: number;
    index_divisions: number;
    tracks: Array<CxTrack>;
    _logplot: CxLogPlot;
    constructor(logplot: CxLogPlot);
}
export declare class CxLogPlot extends CxUIWidget {
    template: CxLogTemplate;
    vp: CxXYWH;
    start_index: number;
    font: CxTextureFont;
    label: CxNodePayloadLabel;
    transform: CxNodePayloadTransform;
    _provider: CxLogDataProvider;
    _viewport: CxNodePayloadViewport;
    constructor(scene: CxScene, provider: CxLogDataProvider);
    enter(context: CxRenderingContext): void;
    exit(context: CxRenderingContext): void;
}