c3/src/type.ts

D3-based reusable chart library

import { ChartInternal } from './core'
import { isString } from './util'

ChartInternal.prototype.setTargetType = function(targetIds, type) {
  var $$ = this,
    config = $$.config
  $$.mapToTargetIds(targetIds).forEach(function(id) {
    $$.withoutFadeIn[id] = type === config.data_types[id]
    config.data_types[id] = type
  })
  if (!targetIds) {
    config.data_type = type
  }
}
ChartInternal.prototype.hasType = function(type, targets) {
  var $$ = this,
    types = $$.config.data_types,
    has = false
  targets = targets || $$.data.targets
  if (targets && targets.length) {
    targets.forEach(function(target) {
      var t = types[target.id]
      if ((t && t.indexOf(type) >= 0) || (!t && type === 'line')) {
        has = true
      }
    })
  } else if (Object.keys(types).length) {
    Object.keys(types).forEach(function(id) {
      if (types[id] === type) {
        has = true
      }
    })
  } else {
    has = $$.config.data_type === type
  }
  return has
}
ChartInternal.prototype.hasArcType = function(targets) {
  return (
    this.hasType('pie', targets) ||
    this.hasType('donut', targets) ||
    this.hasType('gauge', targets)
  )
}
ChartInternal.prototype.isLineType = function(d) {
  var config = this.config,
    id = isString(d) ? d : d.id
  return (
    !config.data_types[id] ||
    ['line', 'spline', 'area', 'area-spline', 'step', 'area-step'].indexOf(
      config.data_types[id]
    ) >= 0
  )
}
ChartInternal.prototype.isStepType = function(d) {
  var id = isString(d) ? d : d.id
  return ['step', 'area-step'].indexOf(this.config.data_types[id]) >= 0
}
ChartInternal.prototype.isSplineType = function(d) {
  var id = isString(d) ? d : d.id
  return ['spline', 'area-spline'].indexOf(this.config.data_types[id]) >= 0
}
ChartInternal.prototype.isAreaType = function(d) {
  var id = isString(d) ? d : d.id
  return (
    ['area', 'area-spline', 'area-step'].indexOf(this.config.data_types[id]) >=
    0
  )
}
ChartInternal.prototype.isBarType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'bar'
}
ChartInternal.prototype.isScatterType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'scatter'
}
ChartInternal.prototype.isStanfordType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'stanford'
}
ChartInternal.prototype.isPieType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'pie'
}
ChartInternal.prototype.isGaugeType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'gauge'
}
ChartInternal.prototype.isDonutType = function(d) {
  var id = isString(d) ? d : d.id
  return this.config.data_types[id] === 'donut'
}
ChartInternal.prototype.isArcType = function(d) {
  return this.isPieType(d) || this.isDonutType(d) || this.isGaugeType(d)
}
ChartInternal.prototype.lineData = function(d) {
  return this.isLineType(d) ? [d] : []
}
ChartInternal.prototype.arcData = function(d) {
  return this.isArcType(d.data) ? [d] : []
}
/* not used
 function scatterData(d) {
 return isScatterType(d) ? d.values : [];
 }
 */
ChartInternal.prototype.barData = function(d) {
  return this.isBarType(d) ? d.values : []
}
ChartInternal.prototype.lineOrScatterOrStanfordData = function(d) {
  return this.isLineType(d) || this.isScatterType(d) || this.isStanfordType(d)
    ? d.values
    : []
}
ChartInternal.prototype.barOrLineData = function(d) {
  return this.isBarType(d) || this.isLineType(d) ? d.values : []
}