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@losting/timeline

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@losting/timeline

canvas timeline

  • 2.0.3
  • Source
  • npm
  • Socket score

Version published
Weekly downloads
42
decreased by-43.24%
Maintainers
1
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Source

timeline

canvas 时间轴,支持缩放、拖拽、无限滚动 preview

使用

npm install @losting/timeline
<div id="root" style="width: 100%;height: 70px;">
  <canvas id="timeline"></canvas>
</div>
import Timeline from '@losting/timeline';

// new Timeline(canvasId, options)
const timeline = new Timeline('timeline', {
  fill: true,
});

timeline.draw({
  currentTime: 1651829532,
  areas: [{
    startTime: 1651827433,
    endTime: 1651829413,
    // bgColor: '#00AEEC55'
  },{
    startTime: 1651829533,
    endTime: 1651832533,
    // bgColor: '#00AEEC55'
  }],
});

timeline.on('timeUpdate', (time) => {
  console.log('selected time:', time);
})

TimeLine options

属性类型默认值说明
widthnumbercanvas宽度
heightnumbercanvas高度
fillbooleanfalse是否适应父容器宽高,若为false则需要手动设定canvas宽高
bgColorstringrgba(0,0,0,0.5)canvas背景色
textColorstring#ffffff文字颜色
scaleColorstring#ffffff刻度颜色
scaleSpacingnumber7刻度间距
areaBgColorstring#ffffff55阴影区域背景颜色
pointColorstring#00aeec当前时间指针颜色
pointWidthnumber3当前时间指针宽度
fpsnumber60绘制帧率。数字越大越流畅
zoomnumber2缩放比,1~9之间的正整数
maxZoomnumber9最大缩放限制,1~9之间的正整数
minZoomnumber1最小缩放限制,1~9之间的正整数

事件

方法名说明
draw生成时间轴,参数:object,返回值:无
on事件监听。参数:timeUpdate, 返回值:当前指向时间
draw方法
参数类型是否必填说明
currentTimenumber当前所在时间,默认为当前时间
areasarray阴影区域
areas
参数类型是否必填说明
startTimenumber阴影区域开始时间
endTimenumber阴影区域结束时间点
bgColorstring背景颜色, 默认值:#ffffff55

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Package last updated on 19 May 2022

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