API / SView / TouchEventHandler

Class: TouchEventHandler

SView.TouchEventHandler

Memberof

SView

Description

触摸响应事件

Author

YW

Date

2022-1-20

Version

1.0

Copyright

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

Hierarchy

• EventHandler

  ↳ TouchEventHandler

Table of contents

Constructors

• constructor

Properties

• ONETOUCH
• TWOTOUCH
• renderCanvas

Methods

• getTouchViewport
• initEventListener
• scaleToDeviceRatio

Constructors

constructor

• new TouchEventHandler(sviewBase): TouchEventHandler

Parameters

Name	Type	Description
sviewBase	S3DView	S3DView

Returns

TouchEventHandler

Description

构造函数

Inherited from

EventHandler.constructor

Properties

ONETOUCH

• Readonly ONETOUCH: number = 1

---

TWOTOUCH

• Readonly TWOTOUCH: number = 2

---

renderCanvas

• renderCanvas: HTMLCanvasElement

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

Inherited from

EventHandler.getTouchViewport

---

initEventListener

▸ initEventListener(renderCanvas): void

Parameters

Name	Type	Description
renderCanvas	HTMLCanvasElement	渲染画布

Returns

void

Description

初始化触摸事件

Overrides

EventHandler.initEventListener

---

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

Inherited from

EventHandler.scaleToDeviceRatio