Class SLine

线数据类型定义

author: 庞利祥(sybotan@126.com)

Hierarchy

SLine

Index

Constructors

constructor

Properties

p1
p2

Accessors

dx
dy
x1
x2
y1
y2

Methods

Constructors

constructor

new SLine(): SLine
new SLine(line: SLine): SLine
new SLine(p1: SPoint, p2: SPoint): SLine
new SLine(x1: number, y1: number, x2: number, y2: number): SLine

- Defined in persagy-web-draw/src/types/SLine.ts:81
构造函数

Returns SLine
- Defined in persagy-web-draw/src/types/SLine.ts:88
构造函数

Parameters
- line: SLine
  
  线段
Returns SLine
- Defined in persagy-web-draw/src/types/SLine.ts:95
构造函数

Parameters
- p1: SPoint
  
  启点坐标
- p2: SPoint
  
  终点坐标
Returns SLine
- Defined in persagy-web-draw/src/types/SLine.ts:103
构造函数

Parameters
- x1: number
  
  启点X坐标
- y1: number
  
  启点Y坐标
- x2: number
  
  终点X坐标
- y2: number
  
  终点Y坐标
Returns SLine

Properties

p1

端点1坐标

p2

端点2坐标

Accessors

dx

get dx(): number

- Defined in persagy-web-draw/src/types/SLine.ts:75
属性dx

Returns number

dy

get dy(): number

- Defined in persagy-web-draw/src/types/SLine.ts:79
属性dy

Returns number

x1

get x1(): number
set x1(value: number): void

- Defined in persagy-web-draw/src/types/SLine.ts:43
属性X1

Returns number
- Defined in persagy-web-draw/src/types/SLine.ts:46
属性X1

Parameters
- value: number
Returns void

x2

get x2(): number
set x2(v: number): void

- Defined in persagy-web-draw/src/types/SLine.ts:59
属性X2

Returns number
- Defined in persagy-web-draw/src/types/SLine.ts:62
属性X2

Parameters
- v: number
Returns void

y1

get y1(): number
set y1(value: number): void

- Defined in persagy-web-draw/src/types/SLine.ts:51
属性Y1

Returns number
- Defined in persagy-web-draw/src/types/SLine.ts:54
属性Y1

Parameters
- value: number
Returns void

y2

get y2(): number
set y2(value: number): void

- Defined in persagy-web-draw/src/types/SLine.ts:67
属性Y2

Returns number
- Defined in persagy-web-draw/src/types/SLine.ts:70
属性Y2

Parameters
- value: number
Returns void

Methods

center

center(): SPoint

- Defined in persagy-web-draw/src/types/SLine.ts:161
返回线段的中点

Returns SPoint

线段的中点

isNull

isNull(): boolean

- Defined in persagy-web-draw/src/types/SLine.ts:149
判断线段是否为空

Returns boolean

如果线段长度为零，返回true，否则返回false。

translate

translate(dx: number, dy: number): void

- Defined in persagy-web-draw/src/types/SLine.ts:174
平移线段

Parameters
- dx: number
  
  X轴方向平衡量
- dy: number
  
  Y轴方向平衡量
Returns void

translated

translated(dx: number, dy: number): SLine

- Defined in persagy-web-draw/src/types/SLine.ts:188
生成平移线段

Parameters
- dx: number
  
  X轴方向平衡量
- dy: number
  
  Y轴方向平衡量
Returns SLine

平移后的线段