javascript - echarts histogram gradient color problem

Question

The echarts histogram can achieve a gradient color effect, but can it achieve the following gradient color effect? ​​Please give me an answer? i.e. diagonal gradient color

曾经蜡笔没有小新 · Answer

斜项渐变色好像用渐变色做不出来。设置了不生效，这就尴尬了。可以尝试用纹理试试。。。。

// 纹理填充
color: {
    image: imageDom, // 支持为 HTMLImageElement, HTMLCanvasElement，不支持路径字符串
    repeat: 'repeat' // 是否平铺, 可以是 'repeat-x', 'repeat-y', 'no-repeat'
}