Files
Iris/src/js/components/Fields/VolumeControl.js
2018-05-16 21:08:45 +12:00

93 lines
2.3 KiB
JavaScript
Executable File

import React, { PropTypes } from 'react'
import Icon from '../Icon'
export default class VolumeControl extends React.Component{
constructor(props){
super(props)
}
handleClick(e){
var old_percent = this.props.volume;
var slider = e.target;
if (slider.className != 'slider' ) slider = slider.parentElement;
var sliderX = e.clientX - slider.getBoundingClientRect().left;
var sliderWidth = slider.getBoundingClientRect().width;
var percent = Math.round((sliderX / sliderWidth ) * 100);
if (percent > 100){
percent = 100
} else if (percent < 0){
percent = 0
}
this.props.onVolumeChange(percent, old_percent);
}
handleWheel(e){
if (this.props.scrollWheel){
var old_percent = this.props.volume;
// Identify which direction we've scrolled (inverted)
// This is simplified and doesn't consider momentum as it varies wildly
// between browsers and devices
var direction = (e.deltaY > 0 ? -1 : 1)
var percent = this.props.volume;
percent += direction * 5
if (percent > 100){
percent = 100
} else if (percent < 0){
percent = 0
}
this.props.onVolumeChange(percent, old_percent);
e.preventDefault();
}
}
renderMuteButton(){
if (this.props.mute){
return (
<a className="control mute-control has-tooltip" onClick={() => this.props.onMuteChange(false)}>
<Icon className="red-text" name="volume_off" />
<span className="tooltip">Unmute</span>
</a>
)
} else {
return (
<a className="control mute-control has-tooltip" onClick={() => this.props.onMuteChange(true)}>
<Icon className="muted" name="volume_mute" />
<span className="tooltip">Mute</span>
</a>
)
}
}
render(){
var className = "volume-control";
if (this.props.mute){
className += " muted";
}
if (this.props.className){
className += " "+this.props.className;
}
return (
<span className={className} onWheel={e => this.handleWheel(e)}>
{this.renderMuteButton()}
<div className="slider-wrapper">
<div className="slider horizontal" onClick={e => this.handleClick(e)}>
<div className="track">
<div className="progress" style={{ width: this.props.volume+'%' }}></div>
</div>
</div>
</div>
</span>
);
}
}