Class ScalerContext

constructor

• new ScalerContext(fontName, fontStyle, size): ScalerContext

• Parameters

  • fontName: string

  • fontStyle: string

  • size: number

  Returns ScalerContext

Static canvas

Static context

Static setCanvas

• setCanvas(canvas): void

• Parameters

  • canvas: HTMLCanvasElement | OffscreenCanvas

  Returns void

Static setContext

• setContext(context): void

• Parameters

  • context: OffscreenCanvasRenderingContext2D | CanvasRenderingContext2D

  Returns void

Static isUnicodePropertyEscapeSupported

• isUnicodePropertyEscapeSupported(): boolean

• Returns boolean

Static isEmoji

• isEmoji(text): boolean

• Parameters

  • text: string

  Returns boolean

fontString

• fontString(fauxBold, fauxItalic): string

• Parameters

  • fauxBold: boolean

  • fauxItalic: boolean

  Returns string

getFontMetrics

• getFontMetrics(): {
      ascent: number;
      descent: number;
      xHeight: number;
      capHeight: number;
  }

• Returns {
      ascent: number;
      descent: number;
      xHeight: number;
      capHeight: number;
  }

  • ascent: number

  • descent: number

  • xHeight: number

  • capHeight: number

getBounds

• getBounds(text, fauxBold, fauxItalic): Rect

• Parameters

  • text: string

  • fauxBold: boolean

  • fauxItalic: boolean

  Returns Rect

getAdvance

• getAdvance(text): number

• Parameters

  • text: string

  Returns number