swOperation/node_modules/@antv/g-plugin-image-loader/dist/ImagePool.d.ts

import { LinearGradient, Pattern, RadialGradient, CanvasConfig } from '@antv/g-lite';
import { GradientType } from '@antv/g-lite';
export type GradientParams = (LinearGradient & RadialGradient) & {
    width: number;
    height: number;
    type: GradientType;
};
export declare class ImagePool {
    private canvasConfig;
    private imageCache;
    private gradientCache;
    private patternCache;
    constructor(canvasConfig: Partial<CanvasConfig>);
    getImageSync(src: string, callback?: () => void): HTMLImageElement;
    getOrCreateImage(src: string): Promise<HTMLImageElement>;
    getOrCreatePatternSync(pattern: Pattern, context: CanvasRenderingContext2D, $offscreenCanvas: HTMLCanvasElement, dpr: number, callback: () => void): CanvasPattern;
    getOrCreateGradient(params: GradientParams, context: CanvasRenderingContext2D): CanvasGradient;
    private generateGradientKey;
    private generatePatternKey;
}
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