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Documentation / @geoverse/core-ol / PathSimplifier

Class: PathSimplifier ​

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:174

轨迹回放工具（旧库 PathSimplifier/vzPath 移植）。

  • 轨迹线/起终点/轨迹点/动画通过线分层渲染，整体挂在 LayerGroup
  • 视图缩放时用 simplify-js 抽稀渲染节点
  • 支持 animation（平滑，按长度推进）与 skip（按节点跳跃）两种播放模式
  • on('move'|'nodeClick'|...) 订阅交互与进度事件

Constructors ​

Constructor ​

ts
new PathSimplifier(options?): PathSimplifier;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:209

Parameters ​

options? ​

PathSimplifierOptions = {}

Returns ​

PathSimplifier

Methods ​

arrowVisible() ​

ts
arrowVisible(flag): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:592

轨迹箭头显隐

Parameters ​

flag ​

boolean

Returns ​

void

clearPaths() ​

ts
clearPaths(): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:852

清空轨迹数据

Returns ​

void

destroy() ​

ts
destroy(): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:865

销毁：停止动画、清空数据、回收全部监听与图层组

Returns ​

void

getPaths() ​

ts
getPaths(): TrackNodeInfo[];

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:840

Returns ​

TrackNodeInfo[]

getPercentnum() ​

ts
getPercentnum(): string | 0;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:891

当前播放进度（0~1）

Returns ​

string | 0

getSpeed() ​

ts
getSpeed(): number;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:873

Returns ​

number

getSpeedUp() ​

ts
getSpeedUp(): number;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:881

Returns ​

number

labelVisible() ​

ts
labelVisible(flag, style?): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:560

时间标签显隐（基于 NameLayer 文字避让）

Parameters ​

flag ​

boolean

style? ​

Partial<NameLayerStyle>

Returns ​

void

nodeVisible() ​

ts
nodeVisible(flag): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:587

轨迹点显隐

Parameters ​

flag ​

boolean

Returns ​

void

on() ​

ts
on(type, callback): EventsKey | undefined;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:971

订阅轨迹事件（move 在动画图层，其余在地图）

Parameters ​

type ​

string

callback ​

(evt) => void

Returns ​

EventsKey | undefined

once() ​

ts
once(type, callback): EventsKey | undefined;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:978

一次性订阅

Parameters ​

type ​

string

callback ​

(evt) => void

Returns ​

EventsKey | undefined

pause() ​

ts
pause(): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:647

暂停播放

Returns ​

void

resume() ​

ts
resume(): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:653

继续播放

Returns ​

void

setFitView() ​

ts
setFitView(flag): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:834

视野适配整条轨迹

Parameters ​

flag ​

boolean

Returns ​

void

setPassLineStyle() ​

ts
setPassLineStyle(opts?): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:920

通过线样式

Parameters ​

opts? ​
lineColor? ​

string

lineWidth? ​

number

Returns ​

void

setPaths() ​

ts
setPaths(arr): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:845

重设轨迹数据

Parameters ​

arr ​

TrackNodeInfo[]

Returns ​

void

setPercentnum() ​

ts
setPercentnum(percent): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:895

Parameters ​

percent ​

number

Returns ​

void

setSpeed() ​

ts
setSpeed(num): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:877

Parameters ​

num ​

number

Returns ​

void

setSpeedUp() ​

ts
setSpeedUp(num): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:885

Parameters ​

num ​

number

Returns ​

void

setTraceLineStyle() ​

ts
setTraceLineStyle(opts?): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:902

轨迹线样式

Parameters ​

opts? ​
lineColor? ​

string

lineWidth? ​

number

Returns ​

void

setTraceNodeStyle() ​

ts
setTraceNodeStyle(opts?): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:935

轨迹节点样式

Parameters ​

opts? ​
fillColor? ​

string

lineColor? ​

string

lineWidth? ​

number

size? ​

number

Returns ​

void

start() ​

ts
start(moveIdx?): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:603

开始播放（可指定起始节点索引）

Parameters ​

moveIdx? ​

number

Returns ​

void

stop() ​

ts
stop(): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:627

停止播放并复位

Returns ​

void

un() ​

ts
un(type, callback): void;

Defined in: packages/core-ol/src/tools/pathSimplifier.ts:988

取消订阅

Parameters ​

type ​

string

callback ​

(evt) => void

Returns ​

void