canvas-transform-xy v1.0.2

canvas-transform-xy

Usage

import canvasTransFormXY from "canvas-transform-xy"
let newPointArrays=canvasTransFormXY(pointArray,width,height)

参数类型的描述:
1.(原坐标数组)pointArray:<{x:number,y:number}>[]
2.(画布宽度)width:number,
3.(画布高度)height:number

返回结果:
newPointArrays:最终截取画布内大小的坐标数组

Description

1.当canvas画图的xy坐标超出画布时,截取画布大小内新的xy坐标