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@nativescript-community/ui-htmlcanvasapi

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An HTML Canvas API implementation on top of android and iOS native APIs

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import { Canvas } from '@nativescript-community/ui-canvas'; import { ImageSource } from '@nativescript/core'; import { CanvasCompositeOperation, FillRule, FontKerning, FontStretch, FontVariantCaps, ImageSmoothingQuality, LineCap, LineJoin, PatternRepetition, TextAlignment, TextBaseline, TextDirection, TextRendering } from '../../CanvasTypes'; import { CanvasGradient } from '../CanvasGradient'; import { CanvasPattern } from '../CanvasPattern'; import { DOMMatrix } from '../DOMMatrix'; import { Path2D } from '../Path2D'; import { TextMetrics } from '../TextMetrics'; import type { HTMLCanvasElement } from '../elements/HTMLCanvasElement'; import type { OffscreenCanvas } from '../elements/OffscreenCanvas'; declare abstract class AbstractCanvasRenderingContext2D { /** * Not implemented */ filter: any; imageSmoothingQuality: ImageSmoothingQuality; fontKerning: FontKerning; fontStretch: FontStretch; fontVariantCaps: FontVariantCaps; textRendering: TextRendering; wordSpacing: string; readonly canvas: HTMLCanvasElement | OffscreenCanvas; private _path; private _stylePaint; private _font; private _letterSpacing; private _restorableProps; private _savedStates; private _blendModeRestoreCount; private readonly _clearPaint; constructor(); private _saveState; private _applyStyleDefaults; private _getTextBaseLineHeight; private _createNativeShader; private _updateShadowLayer; private get _domMatrix(); private set _domMatrix(value); isContextLost(): boolean; get nativeContext(): Canvas; getContextAttributes(): any; isPointInPath(x: number, y: number): boolean; isPointInPath(x: number, y: number, fillRule: FillRule): boolean; isPointInPath(path: Path2D, x: number, y: number): boolean; isPointInPath(path: Path2D, x: number, y: number, fillRule: FillRule): boolean; isPointInStroke(x: number, y: number): boolean; isPointInStroke(path: Path2D, x: number, y: number): boolean; createConicGradient(startAngle: number, x: number, y: number): any; createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient; createRadialGradient(x0: number, y0: number, r0: number, x1: number, y1: number, r1: number): CanvasGradient; createPattern(image: ImageSource | any, repetition: PatternRepetition): CanvasPattern; createImageData(width: number, height: number): any; createImageData(width: number, height: number, settings: any): any; createImageData(imagedata: any): any; getImageData(sx: number, sy: number, sw: number, sh: number, settings: any): any; putImageData(imageData: any, dx: number, dy: number, dirtyX?: number, dirtyY?: number, dirtyWidth?: number, dirtyHeight?: number): any; beginPath(): void; closePath(): void; moveTo(x: number, y: number): void; lineTo(x: number, y: number): void; rect(x: number, y: number, width: number, height: number): void; roundRect(x: number, y: number, width: number, height: number, radii: number | number[]): void; arc(x: number, y: number, radius: number, startAngle: number, endAngle: number, counterclockwise?: boolean): void; arcTo(x1: number, y1: number, x2: number, y2: number, radius: number): void; ellipse(x: number, y: number, radiusX: number, radiusY: number, rotation: number, startAngle: number, endAngle: number, counterclockwise?: boolean): void; quadraticCurveTo(cpx: number, cpy: number, x: number, y: number): void; bezierCurveTo(cp1x: number, cp1y: number, cp2x: number, cp2y: number, x: number, y: number): void; clearRect(x: number, y: number, width: number, height: number): void; fillRect(x: number, y: number, width: number, height: number): void; fillText(text: string, x: number, y: number, maxWidth?: number): void; strokeRect(x: number, y: number, width: number, height: number): void; strokeText(text: string, x: number, y: number, maxWidth?: number): void; fill(): void; fill(path: Path2D): void; fill(fillRule: FillRule): void; fill(path: Path2D, fillRule: FillRule): void; clip(): void; clip(path: Path2D): void; clip(fillRule: FillRule): void; clip(path: Path2D, fillRule: FillRule): void; drawImage(image: ImageSource | any, dx: number, dy: number): any; drawImage(image: ImageSource | any, dx: number, dy: number, dWidth: number, dHeight: number): any; drawImage(image: ImageSource | any, sx: number, sy: number, sWidth: number, sHeight: number, dx: number, dy: number, dWidth: number, dHeight: number): any; measureText(text: string): TextMetrics; scale(x: number, y: number): void; translate(x: number, y: number): void; rotate(angle: number): void; stroke(path?: Path2D): void; save(): void; restore(): void; reset(): void; transform(a: number, b: number, c: number, d: number, e: number, f: number): void; resetTransform(): void; setTransform(a: number, b: number, c: number, d: number, e: number, f: number): void; setTransform(matrix: DOMMatrix): void; getTransform(): DOMMatrix | any; getLineDash(): number[]; setLineDash(segments: number[]): void; get strokeStyle(): string | CanvasGradient | CanvasPattern; set strokeStyle(val: string | CanvasGradient | CanvasPattern); get fillStyle(): string | CanvasGradient | CanvasPattern; set fillStyle(val: string | CanvasGradient | CanvasPattern); get globalAlpha(): number; set globalAlpha(val: number); get lineWidth(): number; set lineWidth(val: number); get lineCap(): LineCap; set lineCap(val: LineCap); get lineJoin(): LineJoin; set lineJoin(val: LineJoin); get miterLimit(): number; set miterLimit(val: number); get lineDashOffset(): number; set lineDashOffset(val: number); get shadowOffsetX(): number; set shadowOffsetX(val: number); get shadowOffsetY(): number; set shadowOffsetY(val: number); get shadowBlur(): number; set shadowBlur(val: number); get shadowColor(): string; set shadowColor(val: string); get globalCompositeOperation(): CanvasCompositeOperation; set globalCompositeOperation(val: CanvasCompositeOperation); get font(): string; set font(val: string); get textAlign(): TextAlignment; set textAlign(val: TextAlignment); get textBaseline(): TextBaseline; set textBaseline(val: TextBaseline); get direction(): TextDirection; set direction(val: TextDirection); get imageSmoothingEnabled(): boolean; set imageSmoothingEnabled(val: boolean); get letterSpacing(): string; set letterSpacing(val: string); } export { AbstractCanvasRenderingContext2D };