DatavChartsBuild.js
14.4 KB
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const DatavChartsBuild = {
getTypeValue: (value, dbType) => {
try {
if (value && dbType === 'date' && typeof value === 'number') {
value = new Date(value).format('yyyy-MM-dd')
}
} catch (e) {}
return value
},
/**
* 构建图表属性数据
*/
buildChart: (field, data, _this) => {
let options = null
switch (field.alias) {
case 'line':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
options = DatavChartsBuild.buildLine(field, data, _this)
break
case 'bar':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
options = DatavChartsBuild.buildLine(field, data, _this)
break
case 'pie':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
options = DatavChartsBuild.buildPie(field, data, _this)
break
case 'radar':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
options = DatavChartsBuild.buildRadar(field, data, _this)
break
case 'gauge':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
options = DatavChartsBuild.buildGauge(field, data, _this)
break
case 'relation':
DatavChartsBuild.evalCustomoptin(
field.options.option,
field.options.customOptions,
data,
_this
)
break
case 'ring-chart':
case 'capsule-chart':
case 'conical-column-chart':
case 'scroll-ranking-board':
options = DatavChartsBuild.buildRingChart(field, data, _this)
break
case 'water-level-pond':
options = DatavChartsBuild.buildLevelPondChart(field, data, _this)
break
case 'percent-pond':
options = DatavChartsBuild.buildPondChart(field, data, _this)
break
case 'digital-flop':
options = DatavChartsBuild.buildDigitalFlop(field, data, _this)
break
case 'scroll-board':
options = DatavChartsBuild.buildScrollBoard(field, data, _this)
break
case 'decoration7':
case 'decoration9':
case 'decoration11':
options = DatavChartsBuild.buildDecoration(field, data, _this)
break
}
return options
},
deepMerge(obj1, obj2) {
var key
for (key in obj2) {
// 如果target(也就是obj1[key])存在,且是对象的话再去调用deepMerge,否则就是obj1[key]里面没这个对象,需要与obj2[key]合并
if (!obj2.hasOwnProperty(key)) continue
obj1[key] =
obj1[key] && obj1[key].toString() === '[object Object]'
? this.deepMerge(obj1[key], obj2[key])
: (obj1[key] = obj2[key])
}
return obj1
},
addDynamic(option, _this) {
if (!_this.options || !_this.options.switchingFrequency) {
return
}
_this.dynamicInterval && clearInterval(_this.dynamicInterval)
let current = -1
let index = -1
let series = option.series[0] || option.series
let dataLen1 = series.data.length
let dataLen2 = option.series.length || 1
_this.dynamicInterval = setInterval(() => {
// 取消之前高亮的图形
_this.chart.dispatchAction({
type: 'downplay',
seriesIndex: index,
dataIndex: current,
})
current = (current + 1) % dataLen1
if (current === 0) {
index = (index + 1) % dataLen2
}
// 高亮当前图形
_this.chart.dispatchAction({
type: 'highlight',
seriesIndex: index,
dataIndex: current,
})
// 显示 tooltip
_this.chart.dispatchAction({
type: 'showTip',
seriesIndex: index,
dataIndex: current,
})
}, _this.options.switchingFrequency * 1000)
},
evalCustomoptin(option, optionStr, data, _this) {
if (!optionStr) {
return
}
let Fn = Function('_this', 'data', 'option', optionStr)
Fn(_this, data, option)
},
buildLine: (field, data, _this) => {
let options = field.options
let chartType = field.alias
if (options.yField && options.yField.length > 0 && options.xField.alias) {
let legendData = {data: [], textStyle: {color: '#fff'}}
let xAxisData = []
let seriesData = []
options.yField.forEach((item) => {
legendData.data.push(item.desc)
seriesData.push({
alias: item.alias.toUpperCase(),
dbType: item.dbType,
name: item.desc,
type: chartType,
data: [],
})
})
if (legendData.data.length > 1) {
options.option.legend = legendData
}
if (data && data.length > 0) {
for (let i = 0; i < data.length; i++) {
let row = data[i]
for (const key in row) {
row[key.toUpperCase()] = row[key]
}
let value = row[options.xField.alias.toUpperCase()]
xAxisData.push(value)
seriesData.forEach((series) => {
const value = DatavChartsBuild.getTypeValue(
row[series.alias],
series.dbType
)
let nValue = Number(value)
if (isNaN(nValue)) {
nValue = value.length
}
series.data.push(nValue)
})
}
}
options.option.xAxis.data = xAxisData
seriesData.forEach((series) => {
delete series.alias
delete series.dbType
if (options.option.lineSmooth) {
series.smooth = true
}
series.symbol = 'circle'
;(series.symbolSize = 8),
//stack: series.stack ? 'one' : null,
(series.itemStyle = {})
})
options.option.series = seriesData
options.option.tooltip = {
trigger: 'axis',
}
if (data.length > 20 && options.option.series.dataZoom) {
options.option.dataZoom = [
{
start: 0,
end: 10,
handleIcon:
'M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4v1.3h1.3v-1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7V23h6.6V24.4z M13.3,19.6H6.7v-1.4h6.6V19.6z',
handleSize: '80%',
handleStyle: {
color: '#fff',
shadowBlur: 3,
shadowColor: 'rgba(0, 0, 0, 0.6)',
shadowOffsetX: 2,
shadowOffsetY: 2,
},
},
]
options.option.grid.bottom = 50
} else {
//option.grid.bottom = "3%";
delete options.option.dataZoom
}
if (options.tipFormatter) {
options.option.tooltip.formatter = options.tipFormatter
}
if (options.option.title && !options.option.title.text) {
options.option.title.subtext = ''
}
return options
}
return null
},
buildPie: (field, data) => {
let options = field.options
if (options.yField.alias && options.xField.alias) {
let legendData = {
orient: 'vertical',
left: 'left',
textStyle: {color: '#fff'},
type: 'scroll',
}
let seriesData = {
name: options.xField.desc,
type: 'pie',
radius: '50%',
data: [],
}
let legendDataName = []
if (data && data.length > 0) {
for (let i = 0; i < data.length; i++) {
let row = data[i]
for (const key in row) {
row[key.toUpperCase()] = row[key]
}
const value = DatavChartsBuild.getTypeValue(
row[options.yField.alias.toUpperCase()],
options.yField.dbType
)
//todo 饼状图value 只支持数字
let nValue = Number(value)
if (isNaN(nValue)) {
if (value) {
nValue = value.length
}
nValue = 0
}
legendDataName.push(row[options.xField.alias.toUpperCase()])
seriesData.data.push({
name: row[options.xField.alias.toUpperCase()],
value: nValue,
})
}
}
legendData.data = legendDataName
options.option.legend = legendData
seriesData.itemStyle = {
emphasis: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)',
},
}
seriesData.emphasis = {
itemStyle: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: 'rgba(0, 0, 0, 0.5)',
},
}
if (options.tipFormatter) {
options.option.tooltip.formatter = options.tipFormatter
}
options.option.series = seriesData
return options
}
return null
},
buildRadar: (field, data) => {
let options = field.options
if (options.yField && options.yField.length > 0 && options.xField.alias) {
let seriesData = []
let legendData = {data: [], textStyle: {color: '#fff'}}
let radarData = options.option.radar || {}
radarData.indicator = []
options.yField.forEach((item) => {
radarData.indicator.push({name: item.desc})
})
if (data && data.length > 0) {
for (let i = 0; i < data.length; i++) {
let row = data[i]
let seriesItem = {
name: row[options.xField.alias.toUpperCase()],
value: [],
}
legendData.data.push(row[options.xField.alias.toUpperCase()])
options.yField.forEach((item) => {
const value = DatavChartsBuild.getTypeValue(
row[item.alias.toUpperCase()],
item.dbType
)
seriesItem.value.push(value)
})
seriesData.push(seriesItem)
}
}
options.option.radar = radarData
options.option.legend = legendData
options.option.series = {name: '', type: 'radar', data: seriesData}
if (options.tipFormatter) {
options.option.tooltip.formatter = options.tipFormatter
}
return options
}
return null
},
buildGauge: (field, data) => {
let options = field.options
if (options.yField && options.yField.length > 0) {
let seriesData = []
options.yField.forEach((item) => {
seriesData.push({
alias: item.alias.toUpperCase(),
dbType: item.dbType,
type: 'gauge',
name: item.desc,
detail: {formatter: '{value}'},
data: [],
})
})
if (data && data.length > 0) {
// for (var i = 0; i < data.length; i++) {
let row = data[0]
seriesData.forEach((item) => {
const value = DatavChartsBuild.getTypeValue(
row[item.alias],
item.dbType
)
item.data.push({value: value, name: item.name})
})
// }
}
if (options.tipFormatter) {
options.option.tooltip.formatter = options.tipFormatter
}
options.option.series = seriesData
return options
}
return null
},
buildRingChart: (field, data) => {
let options = field.options
if (
options.xField &&
options.xField.alias &&
options.yField &&
options.yField.alias
) {
options.config.data = []
if (data && data.length > 0) {
for (var i = 0; i < data.length; i++) {
let row = data[i]
const value = DatavChartsBuild.getTypeValue(
row[options.yField.alias.toUpperCase()],
options.yField.dbType
)
options.config.data.push({
value: value,
name: row[options.xField.alias.toUpperCase()],
})
}
}
return options
}
return null
},
buildLevelPondChart: (field, data) => {
let options = field.options
if (options.yField && options.yField.alias) {
options.config.data = []
if (data && data.length > 0) {
data.forEach((row) => {
const value = DatavChartsBuild.getTypeValue(
row[options.yField.alias.toUpperCase()],
options.yField.dbType
)
options.config.data.push(value)
})
}
return options
}
return null
},
buildPondChart: (field, data) => {
let options = field.options
if (options.yField && options.yField.alias) {
if (data && data.length > 0) {
let row = data[0]
const value = DatavChartsBuild.getTypeValue(
row[options.yField.alias.toUpperCase()],
options.yField.dbType
)
options.config.value = value
}
return options
}
return null
},
buildDigitalFlop: (field, data) => {
let options = field.options
if (options.yField && options.yField.alias) {
options.config.number = []
if (data && data.length > 0) {
for (var i = 0; i < data.length; i++) {
let row = data[i]
const value = DatavChartsBuild.getTypeValue(
row[options.yField.alias.toUpperCase()],
options.yField.dbType
)
options.config.number.push(value)
}
}
return options
}
return null
},
buildScrollBoard: (field, data) => {
let options = field.options
if (options.yField && options.yField.length > 0) {
let configData = []
if (data && data.length > 0) {
for (var i = 0; i < data.length; i++) {
let item = []
let row = data[i]
options.yField.forEach((f) => {
item.push(row[f.alias.toUpperCase()])
})
configData.push(item)
}
options.config.data = configData
}
return options
}
return null
},
buildDecoration: (field, data) => {
let options = field.options
if (options.xField && options.xField.alias && data) {
let configData = []
let value = ''
if (data instanceof Array) {
if (data && data.length > 0) {
value = data[0][options.xField.alias.toUpperCase()]
}
} else if (
data instanceof Object &&
data[options.xField.alias.toUpperCase()]
) {
value = data[options.xField.alias.toUpperCase()]
} else {
value = data
}
options.config.text.content = value
return options
}
return null
},
}
export default DatavChartsBuild