2018-01-28 14:58:34 +08:00
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import G2 from '@antv/g2'
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2018-01-29 11:39:36 +08:00
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import * as dataSet from '@antv/data-set'
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2018-01-28 22:45:54 +08:00
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// 关闭 G2 的体验改进计划打点请求
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G2.track(false)
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2018-01-28 09:40:57 +08:00
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export default {
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2018-01-28 22:45:54 +08:00
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props: {
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2018-01-29 11:39:36 +08:00
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// 图表数据
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2018-01-28 22:45:54 +08:00
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data: {
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type: Array,
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required: false,
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default: () => []
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2018-01-29 11:39:36 +08:00
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},
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// 在组件 mounted 后立即初始化图表
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autoInit: {
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type: Boolean,
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required: false,
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default: false
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},
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// [图表设置项] 标题
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title: {
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type: String,
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required: false,
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default: ''
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},
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// [图表设置项] 高度
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height: {
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type: Number,
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required: false,
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default: 300
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},
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// [图表设置项] padding
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padding: {
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type: Array,
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required: false,
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default: () => [40, 40, 50, 60]
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},
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// [图表设置项] 开启自动填充父元素高度
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autoHeight: {
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type: Boolean,
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required: false,
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default: false
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2018-01-28 22:45:54 +08:00
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}
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},
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data () {
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return {
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2018-01-29 11:39:36 +08:00
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// 在页面中不需要再引入 直接使用 this.G2
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2018-01-28 14:58:34 +08:00
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G2,
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2018-01-29 11:39:36 +08:00
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// 数据处理模块
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dataSet,
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2018-01-28 14:58:34 +08:00
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// 图表实例
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chart: null,
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// [图表设置项] 自动宽度
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forceFit: true
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2018-01-28 14:58:34 +08:00
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}
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},
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mounted () {
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2018-01-28 22:45:54 +08:00
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// 如果设置了在 mounted 后自动初始化 就在这里初始化
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if (this.autoInit) {
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setTimeout(() => {
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this.initHandler()
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}, 0)
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}
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},
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watch: {
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// 数据改变
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data () {
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this.changeData()
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}
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2018-01-28 14:58:34 +08:00
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},
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methods: {
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// 创建图表
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creatChart () {
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this.chart = new this.G2.Chart({
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container: this.$refs.chart,
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forceFit: this.forceFit,
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height: this.G2.DomUtil.getHeight(this.$refs.chart),
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padding: this.padding
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})
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},
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// 设置图表的标题
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2018-01-28 22:45:54 +08:00
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setChartTitle () {
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if (!this.title) {
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return
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}
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this.chart.guide().text({
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top: true,
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position: ['min', 'max'],
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content: this.title,
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style: {
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fill: '#666', // 文本颜色
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fontSize: '16', // 文本大小
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fontWeight: 'bold' // 文本粗细
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},
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offsetX: 0,
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offsetY: 0
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})
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2018-01-28 14:58:34 +08:00
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},
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// 重绘大小
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2018-01-28 14:58:34 +08:00
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resize () {
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if (this.chart) {
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this.chart.changeSize(this.G2.DomUtil.getWidth(this.$refs.chart), this.G2.DomUtil.getHeight(this.$refs.chart))
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}
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}
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2018-01-28 09:40:57 +08:00
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}
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}
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