@tarojs/taro-h5
Version:
Taro h5 framework
113 lines (112 loc) • 4.55 kB
TypeScript
import Taro from '@tarojs/api';
import { CanvasGradient } from "@tarojs/api";
interface IAction {
func: (...arr: any[]) => void;
args: any[];
}
declare class CanvasContext implements Taro.CanvasContext {
__raw__: CanvasRenderingContext2D;
actions: IAction[];
constructor(canvas: any, ctx: any);
set ctx(e: CanvasRenderingContext2D);
get ctx(): CanvasRenderingContext2D;
canvas: HTMLCanvasElement;
protected emptyActions(): void;
protected enqueueActions(func: IAction['func'], ...args: any[]): void;
set fillStyle(e: string);
get fillStyle(): string;
set font(e: string);
get font(): string;
set globalAlpha(e: number);
get globalAlpha(): number;
set globalCompositeOperation(e: GlobalCompositeOperation);
get globalCompositeOperation(): GlobalCompositeOperation;
set lineCap(e: CanvasLineCap);
get lineCap(): CanvasLineCap;
set lineDashOffset(e: number);
get lineDashOffset(): number;
set lineJoin(e: CanvasLineJoin);
get lineJoin(): CanvasLineJoin;
set lineWidth(e: number);
get lineWidth(): number;
set miterLimit(e: number);
get miterLimit(): number;
set shadowBlur(e: number);
get shadowBlur(): number;
set shadowColor(e: string);
get shadowColor(): string;
set shadowOffsetX(e: number);
get shadowOffsetX(): number;
set shadowOffsetY(e: number);
get shadowOffsetY(): number;
set strokeStyle(e: string);
get strokeStyle(): string;
/** 小程序文档中不包括 ↓↓↓ */
set textAlign(e: CanvasTextAlign);
get textAlign(): CanvasTextAlign;
set textBaseline(e: CanvasTextBaseline);
get textBaseline(): CanvasTextBaseline;
set direction(e: CanvasDirection);
get direction(): CanvasDirection;
set imageSmoothingEnabled(e: boolean);
get imageSmoothingEnabled(): boolean;
set imageSmoothingQuality(e: ImageSmoothingQuality);
get imageSmoothingQuality(): ImageSmoothingQuality;
set filter(e: string);
get filter(): string;
/** 小程序文档中不包括 ↑↑↑ */
/** 小程序文档中不包括 ↑↑↑ */
arc(...args: any[]): void;
arcTo(...args: any[]): void;
beginPath(...args: any[]): void;
bezierCurveTo(...args: any[]): void;
clearRect(...args: any[]): void;
clip(...args: any[]): void;
closePath(...args: any[]): void;
createPattern(imageResource: string, repetition: keyof Taro.CanvasContext.Repetition): CanvasPattern | null | Promise<CanvasPattern | null>;
/**
* 将之前在绘图上下文中的描述（路径、变形、样式）画到 canvas 中。
* @todo 每次 draw 都会读取 width 和 height
*/
/**
* 将之前在绘图上下文中的描述（路径、变形、样式）画到 canvas 中。
* @todo 每次 draw 都会读取 width 和 height
*/
draw(reserve?: boolean, callback?: (...args: any[]) => any): Promise<void>;
drawImage(imageResource: string, ...extra: any[]): void;
fill(...args: any[]): void;
fillRect(...args: any[]): void;
fillText(...args: any[]): void;
lineTo(...args: any[]): void;
moveTo(...args: any[]): void;
quadraticCurveTo(...args: any[]): void;
rect(...args: any[]): void;
// @ts-ignore
reset(): void;
restore(): void;
rotate(...args: any[]): void;
save(): void;
scale(...args: any[]): void;
setFillStyle(color: string | CanvasGradient): void;
setFontSize(fontSize: number): void;
setGlobalAlpha(alpha: number): void;
setLineCap(lineCap: keyof Taro.CanvasContext.LineCap): void;
setLineDash(pattern: number[], offset: number): void;
setLineJoin(lineJoin: keyof Taro.CanvasContext.LineJoin): void;
setLineWidth(lineWidth: number): void;
setMiterLimit(miterLimit: number): void;
setShadow(offsetX: number, offsetY: number, blur: number, color: string): void;
setStrokeStyle(color: string | CanvasGradient): void;
setTextAlign(align: keyof Taro.CanvasContext.Align): void;
setTextBaseline(textBaseline: keyof Taro.CanvasContext.TextBaseline): void;
setTransform(...args: any[]): void;
stroke(...args: any[]): void;
strokeRect(...args: any[]): void;
strokeText(...args: any[]): void;
transform(...args: any[]): void;
translate(...args: any[]): void;
measureText(text: string): TextMetrics;
createCircularGradient(x: number, y: number, r: number): CanvasGradient;
createLinearGradient(x0: number, y0: number, x1: number, y1: number): CanvasGradient;
}
export { CanvasContext };