import { Component } from './component/Component';
import { Rect } from './component/Rect';
import { Text } from './component/Text';
import { Image } from './component/Image';
import { Path } from './component/Path';
import { Arc } from './component/Arc';
import { Ani } from './ani/Ani';
import { Stage } from './Stage';
import { Renderer } from './Renderer';
export declare class CanvasRenderer implements Renderer {
    getImageData(): string;
    canvas: HTMLCanvasElement;
    ctx: CanvasRenderingContext2D;
    stage: Stage;
    constructor(canvas?: HTMLCanvasElement);
    clean(): void;
    setCanvas(canvas: HTMLCanvasElement): void;
    render(ani?: Ani): void;
    private renderComp;
    renderArc(arc: Arc): void;
    renderPath(line: Path): void;
    renderClipRect(component: Rect): void;
    renderImage(image: Image): void;
    renderRect(component: Rect): void;
    renderBase(component: Component): void;
    renderText(component: Text): void;
    prerenderText(component: Text): void;
    private fillRadiusRect;
    private strokeRadiusRect;
    private radiusArea;
}
export declare const canvasRenderer: CanvasRenderer;