// 改变页面图表样式
let bgColor = "#fff";
let color = ["#0090FF", "#ffc300", "#f64662", "#ec610a", "#00c9b1", "#6730ec"];

function hexToRgba(hex, opacity) {
  return (
    "rgba(" +
    parseInt("0x" + hex.slice(1, 3)) +
    "," +
    parseInt("0x" + hex.slice(3, 5)) +
    "," +
    parseInt("0x" + hex.slice(5, 7)) +
    "," +
    opacity +
    ")"
  );
}
// 修改折线图样式
Forguncy.Helper.preSetEchartOption = (op, page, chart) => {
  console.log(op);
  op.series = op.series.map((element, index) => {
    if (element.type == "line") {
      var s1 = {};
      s1.smooth = true;
      element.symbol = "emptyCircle";
      element.symbolSize = 8;
      s1.zlevel = 3;
      s1.showSymbol = false;
      s1.lineStyle = {
        normal: {
          color: color[index],
          shadowBlur: 5,
          shadowColor: hexToRgba(color[index], 0.1),
          shadowOffsetY: 6
        }
      };
      s1.areaStyle = {
        normal: {
          color: new echarts.graphic.LinearGradient(
            0,
            0,
            0,
            1,
            [
              {
                offset: 0,
                color: hexToRgba(color[index], 0.3)
              },
              {
                offset: 1,
                color: hexToRgba(color[index], 0.1)
              }
            ],
            false
          ),
          shadowColor: hexToRgba(color[index], 0.1),
          shadowBlur: 10
        }
      };

      element = { ...element, ...s1 };
    }
    return element;
  });

  return op;
};