chart.vue
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<template>
<!-- 折线图 -->
<Echart :options="options" id="bottomLeftChart" height="100%" width="100%"></Echart>
</template>
<script>
import Echart from "@/common/echart";
export default {
data () {
return {
xAxisData: {},
yAxisData1: {},
yAxisData2: {},
yAxisData3: {},
options: {},
};
},
components: {
Echart,
},
props: {
cdata: {
type: Object,
default: () => ({}),
}
},
methods: {
hexToRgba (hex, opacity) {
let rgbaColor = "";
let reg = /^#[\da-f]{6}$/i;
if (reg.test(hex)) {
rgbaColor = `rgba(${parseInt("0x" + hex.slice(1, 3))},${parseInt(
"0x" + hex.slice(3, 5)
)},${parseInt("0x" + hex.slice(5, 7))},${opacity})`;
}
return rgbaColor;
}
},
watch: {
cdata: {
handler (newData) {
this.xAxisData = newData.echartData.map(v => v.name);
this.yAxisData1 = newData.echartData.map(v => v.value1);
this.yAxisData2 = newData.echartData.map(v => v.value2);
this.yAxisData3 = newData.echartData.map(v => v.value3);
this.options = {
color: newData.color,
legend: {
center: true,
top: '20%',
data: newData.legendItem,
textStyle: {
color: '#00DEFF'
}
},
// calculable: true,
tooltip: {
trigger: "axis",
formatter: function (params) {
let html = '';
params.forEach(v => {
html += `<div style="color: #000;font-size: 14px;line-height: 24px background-color: #000000">
<span style="display:inline-block;margin-right:5px;border-radius:10px;width:10px;height:10px;background-color:${newData.color[v.componentIndex]};"></span>
${v.seriesName}.${v.name}
<span style="color:${newData.color[v.componentIndex]};font-weight:700;font-size: 18px">${v.value}</span>
个`;
})
return html
},
extraCssText: 'background: #85a2eb; border-radius: 0;box-shadow: 0 0 3px rgba(0, 0, 0, 0.2);color: #333;',
},
// grid: {
// top: 70,
// containLabel: true
// },
grid: {
top: "30%",
left: "3%",
right: "6%",
bottom: "8%",
containLabel: true,
},
xAxis: [{
type: 'category',
axisLine: {
show: true,
lineStyle: {
color: "#458ACF"
}
},
axisLabel: {
inside: false,
textStyle: {
color: 'rgba(255, 255, 255,0.7)', // x轴颜色
fontWeight: 'normal',
fontSize: '12',
lineHeight: 22
}
},
data: this.xAxisData
}],
yAxis: [{
type: "value",
axisLabel: {
textStyle: {
color: "rgba(255, 255, 255,0.7)"
}
},
splitLine: {
show: true,
lineStyle: {
color: "#458ACF"
}
},
axisLine: {
show: true,
lineStyle: {
color: "#458ACF"
}
},
axisTick: {
show: false
}
}],
series: [{
name: newData.legendItem[0],
type: "line",
smooth: true, //是否平滑
showSymbol: false,
symbol: 'circle',
symbolSize: 6,
zlevel: 3,
lineStyle: {
normal: {
color: newData.color[0],
shadowBlur: 3,
shadowColor: this.hexToRgba(newData.color[0], 0.5),
shadowOffsetY: 0
}
},
data: this.yAxisData1
}, {
name: newData.legendItem[1],
type: "line",
smooth: true,
showSymbol: false,
symbol: 'circle',
symbolSize: 8,
zlevel: 3,
lineStyle: {
normal: {
color: newData.color[1],
shadowBlur: 0,
shadowColor: this.hexToRgba(newData.color[1], 0.5),
shadowOffsetY: 0
}
},
data: this.yAxisData2
},
{
name: newData.legendItem[2],
type: "line",
smooth: true,
showSymbol: false,
symbol: 'circle',
symbolSize: 8,
zlevel: 3,
lineStyle: {
normal: {
color: newData.color[2],
shadowBlur: 3,
shadowColor: this.hexToRgba(newData.color[2], 0.5),
shadowOffsetY: 0
}
},
data: this.yAxisData3
}
]
};
},
immediate: true,
deep: true,
},
},
};
</script>