DOMQuad - Web API 接口参考 编辑

这是一个实验中的功能
此功能某些浏览器尚在开发中，请参考浏览器兼容性表格以得到在不同浏览器中适合使用的前缀。由于该功能对应的标准文档可能被重新修订，所以在未来版本的浏览器中该功能的语法和行为可能随之改变。

DOMQuad 是四 DOMPoints 的集合, 用于定义任意四边形的角。返回 DOMQuads 允许 getBoxQuads () 即使存在任意2D 或3D 转换, 也可以返回准确的信息。它有一个方便的边界属性返回 DOMRectReadOnly 的那些情况下, 你只需要一个轴对齐的边框。

DOMQuad.DOMQuad()

Creates a new DOMQuad object.

Properties

p1,p2,p3,p4 只读

are DOMPoint objects for each of the DOMQuad object's four corners.

Methods

DOMQuad.fromRect()

Returns a new DOMQuad object based on the passed set of coordinates.

DOMQuad.fromQuad()

Returns a new DOMQuad object based on the passed set of coordinates.

DOMQuad.getBounds()

Returns a DOMRect object with the coordinates and dimensions of the DOMQuad object.

DOMQuad.toJSON()

Returns a JSON representation of the DOMQuad object.

Specifications

Specification	Status	Comment
Geometry Interfaces Module Level 1 DOMQuad	Candidate Recommendation	Initial definition.

Browser compatibility

BCD tables only load in the browser

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.