@devexperts/dxcharts-lite
Version:
20 lines (19 loc) • 955 B
TypeScript
/*
* Copyright (C) 2019 - 2025 Devexperts Solutions IE Limited
* This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0.
* If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
import { Drawer } from './drawing-manager';
import { CanvasModel } from '../model/canvas.model';
import { FullChartConfig } from '../chart.config';
export declare class BackgroundDrawer implements Drawer {
private canvasModel;
private config;
private drawPredicate;
constructor(canvasModel: CanvasModel, config: FullChartConfig, drawPredicate?: () => boolean);
private prevState;
isColorsChanged: () => boolean;
draw(): void;
getCanvasIds(): Array<string>;
}
export declare const redrawBackgroundArea: (backgroundCtx: CanvasRenderingContext2D, ctx: CanvasRenderingContext2D, x: number, y: number, width: number, height: number, opacity?: number) => void;