火狐 IE 浏览器不兼容问题 about echarts-wordcloud HOT 1 OPEN

{
tooltip: {
show: false
},
series: [{
type: 'wordCloud',
shape: 'rect',
gridSize: 5,
sizeRange: [12, 20],
rotationRange: [-90, 90],
rotationStep: 20,
maskImage: images, // images 对象
drawOutOfBounds: false,
textStyle: {
normal: {
color: function(v) {
return '#4688e0';
}
}
},
width: 500,
height: 200,
top: 120,
data: [] // 数据
}],
graphic: {
elements: [{
type: 'image',
style: {
image: '', // images 对象
width: 500,
height: 200,
opacity: 0.3
},
left: 'center',
top: 120
}]
}
},

from echarts-wordcloud.