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crypto_trader/frontend/node_modules/fancy-canvas/canvas-rendering-target.d.mts

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1.4 KiB
TypeScript

import { Size } from "./size.mjs";
import { Binding as CanvasElementBitmapSizeBinding } from "./canvas-element-bitmap-size.mjs";
/**
* @experimental
*/
export interface MediaCoordinatesRenderingScope {
readonly context: CanvasRenderingContext2D;
readonly mediaSize: Size;
}
/**
* @experimental
*/
export interface BitmapCoordinatesRenderingScope {
readonly context: CanvasRenderingContext2D;
readonly mediaSize: Size;
readonly bitmapSize: Size;
readonly horizontalPixelRatio: number;
readonly verticalPixelRatio: number;
}
/**
* @experimental
*/
export declare class CanvasRenderingTarget2D {
private readonly _context;
private readonly _mediaSize;
private readonly _bitmapSize;
constructor(context: CanvasRenderingContext2D, mediaSize: Size, bitmapSize: Size);
useMediaCoordinateSpace<T>(f: (scope: MediaCoordinatesRenderingScope) => T): T;
useBitmapCoordinateSpace<T>(f: (scope: BitmapCoordinatesRenderingScope) => T): T;
private get _horizontalPixelRatio();
private get _verticalPixelRatio();
}
/**
* @experimental
*/
export declare function createCanvasRenderingTarget2D(binding: CanvasElementBitmapSizeBinding, contextOptions?: CanvasRenderingContext2DSettings): CanvasRenderingTarget2D;
/**
* @experimental
*/
export declare function tryCreateCanvasRenderingTarget2D(binding: CanvasElementBitmapSizeBinding, contextOptions?: CanvasRenderingContext2DSettings): CanvasRenderingTarget2D | null;