@lightningjs/renderer/dist/src/core/text-rendering/CanvasFontHandler.d.ts

Lightning 3 Renderer

import type { FontFamilyMap, FontLoadOptions, NormalizedFontMetrics } from './TextRenderer.js';
import type { Stage } from '../Stage.js';
/**
 * Check if a font can be rendered
 */
export declare const canRenderFont: () => boolean;
/**
 * Load a font by providing fontFamily, fontUrl, and optional metrics
 */
export declare const loadFont: (stage: Stage, options: FontLoadOptions) => Promise<void>;
/**
 * Get the font families map for resolving fonts
 */
export declare const getFontFamilies: () => FontFamilyMap;
/**
 * Initialize the global font handler
 */
export declare const init: (c?: CanvasRenderingContext2D | OffscreenCanvasRenderingContext2D) => void;
export declare const type = "canvas";
/**
 * Check if a font is already loaded by font family
 */
export declare const isFontLoaded: (fontFamily: string) => boolean;
export declare const getFontMetrics: (fontFamily: string, fontSize: number) => NormalizedFontMetrics;
export declare const setFontMetrics: (fontFamily: string, metrics: NormalizedFontMetrics) => void;