API / SView / EventHandler

Class: EventHandler

SView.EventHandler

Description

事件基类

Memberof

SView

Author

WZ

Date

2022-3-23

Version

1.0

Copyright

All Rights Reserved. Copyright (C) 2022 HOTEAMSOFT, Ltd

Hierarchy

• EventHandler

  ↳ KeyEventHandler

  ↳ MouseEventHandler

  ↳ ResizeEventHandler

  ↳ TouchEventHandler

Table of contents

Constructors

• constructor

Methods

• getTouchViewport
• initEventListener
• scaleToDeviceRatio

Constructors

constructor

• new EventHandler(sviewBase): EventHandler

Parameters

Name	Type	Description
sviewBase	S3DView	S3DView

Returns

EventHandler

Description

构造函数

Methods

getTouchViewport

▸ getTouchViewport(event): Viewport

Parameters

Name	Type	Description
event	MouseEventArgs | InputEventArgs	输入事件

Returns

Viewport

Description

获取鼠标或者输入设备落在哪个viewport上

---

initEventListener

▸ initEventListener(renderCanvas): void

Parameters

Name	Type	Description
renderCanvas	HTMLCanvasElement	渲染画布

Returns

void

Description

初始化事件，具体处理在各自的事件处理类里,需要

---

scaleToDeviceRatio

▸ scaleToDeviceRatio(pnt): Vector2

Parameters

Name	Type	Description
pnt	Vector2	二维点

Returns

Vector2

Description

根据分辨率获取点的绝对位置