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wxcharts-min.js

wxcharts-min.js 35 KB
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  3. "use strict"; function assign(t, e) { if (null == t) throw new TypeError("Cannot convert undefined or null to object"); for (var i = Object(t), a = 1; a < arguments.length; a++) { var n = arguments[a]; if (null != n) for (var o in n) Object.prototype.hasOwnProperty.call(n, o) && (i[o] = n[o]) } return i } function findRange(t, e, i) { if (isNaN(t)) throw new Error("[wxCharts] unvalid series data!"); i = i || 10, e = e || "upper"; for (var a = 1; i < 1;)i *= 10, a *= 10; for (t = "upper" === e ? Math.ceil(t * a) : Math.floor(t * a); t % i != 0;)"upper" === e ? t++ : t--; return t / a } function calValidDistance(t, e, i, a) { var n = a.width - i.padding - e.xAxisPoints[0], o = e.eachSpacing * a.categories.length, r = t; return t >= 0 ? r = 0 : Math.abs(t) >= o - n && (r = n - o), r } function isInAngleRange(t, e, i) { function a(t) { for (; t < 0;)t += 2 * Math.PI; for (; t > 2 * Math.PI;)t -= 2 * Math.PI; return t } return t = a(t), e = a(e), i = a(i), e > i && (i += 2 * Math.PI, t < e && (t += 2 * Math.PI)), t >= e && t <= i } function calRotateTranslate(t, e, i) { var a = t, n = i - e, o = a + (i - n - a) / Math.sqrt(2); return o *= -1, { transX: o, transY: (i - n) * (Math.sqrt(2) - 1) - (i - n - a) / Math.sqrt(2) } } function createCurveControlPoints(t, e) { function i(t, e) { return !(!t[e - 1] || !t[e + 1]) && (t[e].y >= Math.max(t[e - 1].y, t[e + 1].y) || t[e].y <= Math.min(t[e - 1].y, t[e + 1].y)) } var a = null, n = null, o = null, r = null; if (e < 1 ? (a = t[0].x + .2 * (t[1].x - t[0].x), n = t[0].y + .2 * (t[1].y - t[0].y)) : (a = t[e].x + .2 * (t[e + 1].x - t[e - 1].x), n = t[e].y + .2 * (t[e + 1].y - t[e - 1].y)), e > t.length - 3) { var s = t.length - 1; o = t[s].x - .2 * (t[s].x - t[s - 1].x), r = t[s].y - .2 * (t[s].y - t[s - 1].y) } else o = t[e + 1].x - .2 * (t[e + 2].x - t[e].x), r = t[e + 1].y - .2 * (t[e + 2].y - t[e].y); return i(t, e + 1) && (r = t[e + 1].y), i(t, e) && (n = t[e].y), { ctrA: { x: a, y: n }, ctrB: { x: o, y: r } } } function convertCoordinateOrigin(t, e, i) { return { x: i.x + t, y: i.y - e } } function avoidCollision(t, e) { if (e) for (; util.isCollision(t, e);)t.start.x > 0 ? t.start.y-- : t.start.x < 0 ? t.start.y++ : t.start.y > 0 ? t.start.y++ : t.start.y--; return t } function fillSeriesColor(t, e) { var i = 0; return t.map(function (t) { return t.color || (t.color = e.colors[i], i = (i + 1) % e.colors.length), t }) } function getDataRange(t, e) { var i = 0, a = e - t; return i = a >= 1e4 ? 1e3 : a >= 1e3 ? 100 : a >= 100 ? 10 : a >= 10 ? 5 : a >= 1 ? 1 : a >= .1 ? .1 : .01, { minRange: findRange(t, "lower", i), maxRange: findRange(e, "upper", i) } } function measureText(t) { var e = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 10; t = String(t); var t = t.split(""), i = 0; return t.forEach(function (t) { /[a-zA-Z]/.test(t) ? i += 7 : /[0-9]/.test(t) ? i += 5.5 : /\./.test(t) ? i += 2.7 : /-/.test(t) ? i += 3.25 : /[\u4e00-\u9fa5]/.test(t) ? i += 10 : /\(|\)/.test(t) ? i += 3.73 : /\s/.test(t) ? i += 2.5 : /%/.test(t) ? i += 8 : i += 10 }), i * e / 10 } function dataCombine(t) { return t.reduce(function (t, e) { return (t.data ? t.data : t).concat(e.data) }, []) } function getSeriesDataItem(t, e) { var i = []; return t.forEach(function (t) { if (null !== t.data[e] && void 0 !== t.data[e]) { var a = {}; a.color = t.color, a.name = t.name, a.data = t.format ? t.format(t.data[e]) : t.data[e], i.push(a) } }), i } function getMaxTextListLength(t) { var e = t.map(function (t) { return measureText(t) }); return Math.max.apply(null, e) } function getRadarCoordinateSeries(t) { for (var e = 2 * Math.PI / t, i = [], a = 0; a < t; a++)i.push(e * a); return i.map(function (t) { return -1 * t + Math.PI / 2 }) } function getToolTipData(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : {}, o = t.map(function (t) { return { text: n.format ? n.format(t, a[i]) : t.name + ": " + t.data, color: t.color } }), r = [], s = { x: 0, y: 0 }; return e.forEach(function (t) { void 0 !== t[i] && null !== t[i] && r.push(t[i]) }), r.forEach(function (t) { s.x = Math.round(t.x), s.y += t.y }), s.y /= r.length, { textList: o, offset: s } } function findCurrentIndex(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 0, o = -1; return isInExactChartArea(t, i, a) && e.forEach(function (e, i) { t.x + n > e && (o = i) }), o } function isInExactChartArea(t, e, i) { return t.x < e.width - i.padding && t.x > i.padding + i.yAxisWidth + i.yAxisTitleWidth && t.y > i.padding && t.y < e.height - i.legendHeight - i.xAxisHeight - i.padding } function findRadarChartCurrentIndex(t, e, i) { var a = 2 * Math.PI / i, n = -1; if (isInExactPieChartArea(t, e.center, e.radius)) { var o = function (t) { return t < 0 && (t += 2 * Math.PI), t > 2 * Math.PI && (t -= 2 * Math.PI), t }, r = Math.atan2(e.center.y - t.y, t.x - e.center.x); r *= -1, r < 0 && (r += 2 * Math.PI); e.angleList.map(function (t) { return t = o(-1 * t) }).forEach(function (t, e) { var i = o(t - a / 2), s = o(t + a / 2); s < i && (s += 2 * Math.PI), (r >= i && r <= s || r + 2 * Math.PI >= i && r + 2 * Math.PI <= s) && (n = e) }) } return n } function findPieChartCurrentIndex(t, e) { var i = -1; if (isInExactPieChartArea(t, e.center, e.radius)) { var a = Math.atan2(e.center.y - t.y, t.x - e.center.x); a = -a; for (var n = 0, o = e.series.length; n < o; n++) { var r = e.series[n]; if (isInAngleRange(a, r._start_, r._start_ + 2 * r._proportion_ * Math.PI)) { i = n; break } } } return i } function isInExactPieChartArea(t, e, i) { return Math.pow(t.x - e.x, 2) + Math.pow(t.y - e.y, 2) <= Math.pow(i, 2) } function splitPoints(t) { var e = [], i = []; return t.forEach(function (t, a) { null !== t ? i.push(t) : (i.length && e.push(i), i = []) }), i.length && e.push(i), e } function calLegendData(t, e, i) { if (!1 === e.legend) return { legendList: [], legendHeight: 0 }; var a = [], n = 0, o = []; return t.forEach(function (t) { var i = 30 + measureText(t.name || "undefined"); n + i > e.width ? (a.push(o), n = i, o = [t]) : (n += i, o.push(t)) }), o.length && a.push(o), { legendList: a, legendHeight: a.length * (i.fontSize + 8) + 5 } } function calCategoriesData(t, e, i) { var a = { angle: 0, xAxisHeight: i.xAxisHeight }, n = getXAxisPoints(t, e, i), o = n.eachSpacing, r = t.map(function (t) { return measureText(t) }), s = Math.max.apply(this, r); return s + 2 * i.xAxisTextPadding > o && (a.angle = 45 * Math.PI / 180, a.xAxisHeight = 2 * i.xAxisTextPadding + s * Math.sin(a.angle)), a } function getRadarDataPoints(t, e, i, a, n) { var o = arguments.length > 5 && void 0 !== arguments[5] ? arguments[5] : 1, r = n.extra.radar || {}; r.max = r.max || 0; var s = Math.max(r.max, Math.max.apply(null, dataCombine(a))), l = []; return a.forEach(function (a) { var n = {}; n.color = a.color, n.data = [], a.data.forEach(function (a, r) { var l = {}; l.angle = t[r], l.proportion = a / s, l.position = convertCoordinateOrigin(i * l.proportion * o * Math.cos(l.angle), i * l.proportion * o * Math.sin(l.angle), e), n.data.push(l) }), l.push(n) }), l } function getPieDataPoints(t) { var e = arguments.length > 1 && void 0 !== arguments[1] ? arguments[1] : 1, i = 0, a = 0; return t.forEach(function (t) { t.data = null === t.data ? 0 : t.data, i += t.data }), t.forEach(function (t) { t.data = null === t.data ? 0 : t.data, t._proportion_ = t.data / i * e }), t.forEach(function (t) { t._start_ = a, a += 2 * t._proportion_ * Math.PI }), t } function getPieTextMaxLength(t) { t = getPieDataPoints(t); var e = 0; return t.forEach(function (t) { var i = t.format ? t.format(+t._proportion_.toFixed(2)) : util.toFixed(100 * t._proportion_) + "%"; e = Math.max(e, measureText(i)) }), e } function fixColumeData(t, e, i, a, n, o) { return t.map(function (t) { return null === t ? null : (t.width = (e - 2 * n.columePadding) / i, o.extra.column && o.extra.column.width && +o.extra.column.width > 0 ? t.width = Math.min(t.width, +o.extra.column.width) : t.width = Math.min(t.width, 25), t.x += (a + .5 - i / 2) * t.width, t) }) } function getXAxisPoints(t, e, i) { var a = i.yAxisWidth + i.yAxisTitleWidth, n = e.width - 2 * i.padding - a, o = e.enableScroll ? Math.min(5, t.length) : t.length, r = n / o, s = [], l = i.padding + a, h = e.width - i.padding; return t.forEach(function (t, e) { s.push(l + e * r) }), !0 === e.enableScroll ? s.push(l + t.length * r) : s.push(h), { xAxisPoints: s, startX: l, endX: h, eachSpacing: r } } function getDataPoints(t, e, i, a, n, o, r) { var s = arguments.length > 7 && void 0 !== arguments[7] ? arguments[7] : 1, l = [], h = o.height - 2 * r.padding - r.xAxisHeight - r.legendHeight; return t.forEach(function (t, c) { if (null === t) l.push(null); else { var d = {}; d.x = a[c] + Math.round(n / 2); var x = h * (t - e) / (i - e); x *= s, d.y = o.height - r.xAxisHeight - r.legendHeight - Math.round(x) - r.padding, l.push(d) } }), l } function getYAxisTextList(t, e, i) { var a = dataCombine(t); a = a.filter(function (t) { return null !== t }); var n = Math.min.apply(this, a), o = Math.max.apply(this, a); if ("number" == typeof e.yAxis.min && (n = Math.min(e.yAxis.min, n)), "number" == typeof e.yAxis.max && (o = Math.max(e.yAxis.max, o)), n === o) { var r = o || 1; n -= r, o += r } for (var s = getDataRange(n, o), l = s.minRange, h = s.maxRange, c = [], d = (h - l) / i.yAxisSplit, x = 0; x <= i.yAxisSplit; x++)c.push(l + d * x); return c.reverse() } function calYAxisData(t, e, i) { var a = getYAxisTextList(t, e, i), n = i.yAxisWidth, o = a.map(function (t) { return t = util.toFixed(t, 2), t = e.yAxis.format ? e.yAxis.format(Number(t)) : t, n = Math.max(n, measureText(t) + 5), t }); return !0 === e.yAxis.disabled && (n = 0), { rangesFormat: o, ranges: a, yAxisWidth: n } } function drawPointShape(t, e, i, a) { a.beginPath(), a.setStrokeStyle("#ffffff"), a.setLineWidth(1), a.setFillStyle(e), "diamond" === i ? t.forEach(function (t, e) { null !== t && (a.moveTo(t.x, t.y - 4.5), a.lineTo(t.x - 4.5, t.y), a.lineTo(t.x, t.y + 4.5), a.lineTo(t.x + 4.5, t.y), a.lineTo(t.x, t.y - 4.5)) }) : "circle" === i ? t.forEach(function (t, e) { null !== t && (a.moveTo(t.x + 3.5, t.y), a.arc(t.x, t.y, 4, 0, 2 * Math.PI, !1)) }) : "rect" === i ? t.forEach(function (t, e) { null !== t && (a.moveTo(t.x - 3.5, t.y - 3.5), a.rect(t.x - 3.5, t.y - 3.5, 7, 7)) }) : "triangle" === i && t.forEach(function (t, e) { null !== t && (a.moveTo(t.x, t.y - 4.5), a.lineTo(t.x - 4.5, t.y + 4.5), a.lineTo(t.x + 4.5, t.y + 4.5), a.lineTo(t.x, t.y - 4.5)) }), a.closePath(), a.fill(), a.stroke() } function drawRingTitle(t, e, i) { var a = t.title.fontSize || e.titleFontSize, n = t.subtitle.fontSize || e.subtitleFontSize, o = t.title.name || "", r = t.subtitle.name || "", s = t.title.color || e.titleColor, l = t.subtitle.color || e.subtitleColor, h = o ? a : 0, c = r ? n : 0; if (r) { var d = measureText(r, n), x = (t.width - d) / 2 + (t.subtitle.offsetX || 0), f = (t.height - e.legendHeight + n) / 2; o && (f -= (h + 5) / 2), i.beginPath(), i.setFontSize(n), i.setFillStyle(l), i.fillText(r, x, f), i.stroke(), i.closePath() } if (o) { var u = measureText(o, a), g = (t.width - u) / 2 + (t.title.offsetX || 0), p = (t.height - e.legendHeight + a) / 2; r && (p += (c + 5) / 2), i.beginPath(), i.setFontSize(a), i.setFillStyle(s), i.fillText(o, g, p), i.stroke(), i.closePath() } } function drawPointText(t, e, i, a) { var n = e.data; a.beginPath(), a.setFontSize(i.fontSize), a.setFillStyle("#666666"), t.forEach(function (t, i) { if (null !== t) { var o = e.format ? e.format(n[i]) : n[i]; a.fillText(o, t.x - measureText(o) / 2, t.y - 2) } }), a.closePath(), a.stroke() } function drawRadarLabel(t, e, i, a, n, o) { var r = a.extra.radar || {}; e += n.radarLabelTextMargin, o.beginPath(), o.setFontSize(n.fontSize), o.setFillStyle(r.labelColor || "#666666"), t.forEach(function (t, r) { var s = { x: e * Math.cos(t), y: e * Math.sin(t) }, l = convertCoordinateOrigin(s.x, s.y, i), h = l.x, c = l.y; util.approximatelyEqual(s.x, 0) ? h -= measureText(a.categories[r] || "") / 2 : s.x < 0 && (h -= measureText(a.categories[r] || "")), o.fillText(a.categories[r] || "", h, c + n.fontSize / 2) }), o.stroke(), o.closePath() } function drawPieText(t, e, i, a, n, o) { var r = n + i.pieChartLinePadding, s = [], l = null; t.map(function (t) { return { arc: 2 * Math.PI - (t._start_ + 2 * Math.PI * t._proportion_ / 2), text: t.format ? t.format(+t._proportion_.toFixed(2)) : util.toFixed(100 * t._proportion_) + "%", color: t.color } }).forEach(function (t) { var e = Math.cos(t.arc) * r, a = Math.sin(t.arc) * r, o = Math.cos(t.arc) * n, h = Math.sin(t.arc) * n, c = e >= 0 ? e + i.pieChartTextPadding : e - i.pieChartTextPadding, d = a, x = measureText(t.text), f = d; l && util.isSameXCoordinateArea(l.start, { x: c }) && (f = c > 0 ? Math.min(d, l.start.y) : e < 0 ? Math.max(d, l.start.y) : d > 0 ? Math.max(d, l.start.y) : Math.min(d, l.start.y)), c < 0 && (c -= x); var u = { lineStart: { x: o, y: h }, lineEnd: { x: e, y: a }, start: { x: c, y: f }, width: x, height: i.fontSize, text: t.text, color: t.color }; l = avoidCollision(u, l), s.push(l) }), s.forEach(function (t) { var e = convertCoordinateOrigin(t.lineStart.x, t.lineStart.y, o), n = convertCoordinateOrigin(t.lineEnd.x, t.lineEnd.y, o), r = convertCoordinateOrigin(t.start.x, t.start.y, o); a.setLineWidth(1), a.setFontSize(i.fontSize), a.beginPath(), a.setStrokeStyle(t.color), a.setFillStyle(t.color), a.moveTo(e.x, e.y); var s = t.start.x < 0 ? r.x + t.width : r.x, l = t.start.x < 0 ? r.x - 5 : r.x + 5; a.quadraticCurveTo(n.x, n.y, s, r.y), a.moveTo(e.x, e.y), a.stroke(), a.closePath(), a.beginPath(), a.moveTo(r.x + t.width, r.y), a.arc(s, r.y, 2, 0, 2 * Math.PI), a.closePath(), a.fill(), a.beginPath(), a.setFillStyle("#666666"), a.fillText(t.text, l, r.y + 3), a.closePath(), a.stroke(), a.closePath() }) } function drawToolTipSplitLine(t, e, i, a) { var n = i.padding, o = e.height - i.padding - i.xAxisHeight - i.legendHeight; a.beginPath(), a.setStrokeStyle("#cccccc"), a.setLineWidth(1), a.moveTo(t, n), a.lineTo(t, o), a.stroke(), a.closePath() } function drawToolTip(t, e, i, a, n) { var o = !1; e = assign({ x: 0, y: 0 }, e), e.y -= 8; var r = t.map(function (t) { return measureText(t.text) }), s = 9 + 4 * a.toolTipPadding + Math.max.apply(null, r), l = 2 * a.toolTipPadding + t.length * a.toolTipLineHeight; e.x - Math.abs(i._scrollDistance_) + 8 + s > i.width && (o = !0), n.beginPath(), n.setFillStyle(i.tooltip.option.background || a.toolTipBackground), n.setGlobalAlpha(a.toolTipOpacity), o ? (n.moveTo(e.x, e.y + 10), n.lineTo(e.x - 8, e.y + 10 - 5), n.lineTo(e.x - 8, e.y + 10 + 5), n.moveTo(e.x, e.y + 10), n.fillRect(e.x - s - 8, e.y, s, l)) : (n.moveTo(e.x, e.y + 10), n.lineTo(e.x + 8, e.y + 10 - 5), n.lineTo(e.x + 8, e.y + 10 + 5), n.moveTo(e.x, e.y + 10), n.fillRect(e.x + 8, e.y, s, l)), n.closePath(), n.fill(), n.setGlobalAlpha(1), t.forEach(function (t, i) { n.beginPath(), n.setFillStyle(t.color); var r = e.x + 8 + 2 * a.toolTipPadding, l = e.y + (a.toolTipLineHeight - a.fontSize) / 2 + a.toolTipLineHeight * i + a.toolTipPadding; o && (r = e.x - s - 8 + 2 * a.toolTipPadding), n.fillRect(r, l, 4, a.fontSize), n.closePath() }), n.beginPath(), n.setFontSize(a.fontSize), n.setFillStyle("#ffffff"), t.forEach(function (t, i) { var r = e.x + 8 + 2 * a.toolTipPadding + 4 + 5; o && (r = e.x - s - 8 + 2 * a.toolTipPadding + 4 + 5); var l = e.y + (a.toolTipLineHeight - a.fontSize) / 2 + a.toolTipLineHeight * i + a.toolTipPadding; n.fillText(t.text, r, l + a.fontSize) }), n.stroke(), n.closePath() } function drawYAxisTitle(t, e, i, a) { var n = i.xAxisHeight + (e.height - i.xAxisHeight - measureText(t)) / 2; a.save(), a.beginPath(), a.setFontSize(i.fontSize), a.setFillStyle(e.yAxis.titleFontColor || "#333333"), a.translate(0, e.height), a.rotate(-90 * Math.PI / 180), a.fillText(t, n, i.padding + .5 * i.fontSize), a.stroke(), a.closePath(), a.restore() } function drawColumnDataPoints(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, o = calYAxisData(t, e, i), r = o.ranges, s = getXAxisPoints(e.categories, e, i), l = s.xAxisPoints, h = s.eachSpacing, c = r.pop(), d = r.shift(); return a.save(), e._scrollDistance_ && 0 !== e._scrollDistance_ && !0 === e.enableScroll && a.translate(e._scrollDistance_, 0), t.forEach(function (o, r) { var s = o.data, x = getDataPoints(s, c, d, l, h, e, i, n); x = fixColumeData(x, h, t.length, r, i, e), a.beginPath(), a.setFillStyle(o.color), x.forEach(function (t, n) { if (null !== t) { var o = t.x - t.width / 2 + 1, r = e.height - t.y - i.padding - i.xAxisHeight - i.legendHeight; a.moveTo(o, t.y), a.rect(o, t.y, t.width - 2, r) } }), a.closePath(), a.fill() }), t.forEach(function (o, r) { var s = o.data, x = getDataPoints(s, c, d, l, h, e, i, n); x = fixColumeData(x, h, t.length, r, i, e), !1 !== e.dataLabel && 1 === n && drawPointText(x, o, i, a) }), a.restore(), { xAxisPoints: l, eachSpacing: h } } function drawAreaDataPoints(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, o = calYAxisData(t, e, i), r = o.ranges, s = getXAxisPoints(e.categories, e, i), l = s.xAxisPoints, h = s.eachSpacing, c = r.pop(), d = r.shift(), x = e.height - i.padding - i.xAxisHeight - i.legendHeight, f = []; return a.save(), e._scrollDistance_ && 0 !== e._scrollDistance_ && !0 === e.enableScroll && a.translate(e._scrollDistance_, 0), e.tooltip && e.tooltip.textList && e.tooltip.textList.length && 1 === n && drawToolTipSplitLine(e.tooltip.offset.x, e, i, a), t.forEach(function (t, o) { var r = t.data, s = getDataPoints(r, c, d, l, h, e, i, n); if (f.push(s), splitPoints(s).forEach(function (i) { if (a.beginPath(), a.setStrokeStyle(t.color), a.setFillStyle(t.color), a.setGlobalAlpha(.6), a.setLineWidth(2), i.length > 1) { var n = i[0], o = i[i.length - 1]; a.moveTo(n.x, n.y), "curve" === e.extra.lineStyle ? i.forEach(function (t, e) { if (e > 0) { var n = createCurveControlPoints(i, e - 1); a.bezierCurveTo(n.ctrA.x, n.ctrA.y, n.ctrB.x, n.ctrB.y, t.x, t.y) } }) : i.forEach(function (t, e) { e > 0 && a.lineTo(t.x, t.y) }), a.lineTo(o.x, x), a.lineTo(n.x, x), a.lineTo(n.x, n.y) } else { var r = i[0]; a.moveTo(r.x - h / 2, r.y), a.lineTo(r.x + h / 2, r.y), a.lineTo(r.x + h / 2, x), a.lineTo(r.x - h / 2, x), a.moveTo(r.x - h / 2, r.y) } a.closePath(), a.fill(), a.setGlobalAlpha(1) }), !1 !== e.dataPointShape) { var u = i.dataPointShape[o % i.dataPointShape.length]; drawPointShape(s, t.color, u, a) } }), !1 !== e.dataLabel && 1 === n && t.forEach(function (t, o) { drawPointText(getDataPoints(t.data, c, d, l, h, e, i, n), t, i, a) }), a.restore(), { xAxisPoints: l, calPoints: f, eachSpacing: h } } function drawLineDataPoints(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, o = calYAxisData(t, e, i), r = o.ranges, s = getXAxisPoints(e.categories, e, i), l = s.xAxisPoints, h = s.eachSpacing, c = r.pop(), d = r.shift(), x = []; return a.save(), e._scrollDistance_ && 0 !== e._scrollDistance_ && !0 === e.enableScroll && a.translate(e._scrollDistance_, 0), e.tooltip && e.tooltip.textList && e.tooltip.textList.length && 1 === n && drawToolTipSplitLine(e.tooltip.offset.x, e, i, a), t.forEach(function (t, o) { var r = t.data, s = getDataPoints(r, c, d, l, h, e, i, n); if (x.push(s), splitPoints(s).forEach(function (i, n) { a.beginPath(), a.setStrokeStyle(t.color), a.setLineWidth(2), 1 === i.length ? (a.moveTo(i[0].x, i[0].y), a.arc(i[0].x, i[0].y, 1, 0, 2 * Math.PI)) : (a.moveTo(i[0].x, i[0].y), "curve" === e.extra.lineStyle ? i.forEach(function (t, e) { if (e > 0) { var n = createCurveControlPoints(i, e - 1); a.bezierCurveTo(n.ctrA.x, n.ctrA.y, n.ctrB.x, n.ctrB.y, t.x, t.y) } }) : i.forEach(function (t, e) { e > 0 && a.lineTo(t.x, t.y) }), a.moveTo(i[0].x, i[0].y)), a.closePath(), a.stroke() }), !1 !== e.dataPointShape) { var f = i.dataPointShape[o % i.dataPointShape.length]; drawPointShape(s, t.color, f, a) } }), !1 !== e.dataLabel && 1 === n && t.forEach(function (t, o) { drawPointText(getDataPoints(t.data, c, d, l, h, e, i, n), t, i, a) }), a.restore(), { xAxisPoints: l, calPoints: x, eachSpacing: h } } function drawToolTipBridge(t, e, i, a) { i.save(), t._scrollDistance_ && 0 !== t._scrollDistance_ && !0 === t.enableScroll && i.translate(t._scrollDistance_, 0), t.tooltip && t.tooltip.textList && t.tooltip.textList.length && 1 === a && drawToolTip(t.tooltip.textList, t.tooltip.offset, t, e, i), i.restore() } function drawXAxis(t, e, i, a) { var n = getXAxisPoints(t, e, i), o = n.xAxisPoints, r = (n.startX, n.endX, n.eachSpacing), s = e.height - i.padding - i.xAxisHeight - i.legendHeight, l = s + i.xAxisLineHeight; a.save(), e._scrollDistance_ && 0 !== e._scrollDistance_ && a.translate(e._scrollDistance_, 0), a.beginPath(), a.setStrokeStyle(e.xAxis.gridColor || "#cccccc"), !0 !== e.xAxis.disableGrid && ("calibration" === e.xAxis.type ? o.forEach(function (t, e) { e > 0 && (a.moveTo(t - r / 2, s), a.lineTo(t - r / 2, s + 4)) }) : o.forEach(function (t, e) { a.moveTo(t, s), a.lineTo(t, l) })), a.closePath(), a.stroke(); var h = e.width - 2 * i.padding - i.yAxisWidth - i.yAxisTitleWidth, c = Math.min(t.length, Math.ceil(h / i.fontSize / 1.5)), d = Math.ceil(t.length / c); t = t.map(function (t, e) { return e % d != 0 ? "" : t }), 0 === i._xAxisTextAngle_ ? (a.beginPath(), a.setFontSize(i.fontSize), a.setFillStyle(e.xAxis.fontColor || "#666666"), t.forEach(function (t, e) { var n = r / 2 - measureText(t) / 2; a.fillText(t, o[e] + n, s + i.fontSize + 5) }), a.closePath(), a.stroke()) : t.forEach(function (t, n) { a.save(), a.beginPath(), a.setFontSize(i.fontSize), a.setFillStyle(e.xAxis.fontColor || "#666666"); var l = measureText(t), h = r / 2 - l, c = calRotateTranslate(o[n] + r / 2, s + i.fontSize / 2 + 5, e.height), d = c.transX, x = c.transY; a.rotate(-1 * i._xAxisTextAngle_), a.translate(d, x), a.fillText(t, o[n] + h, s + i.fontSize + 5), a.closePath(), a.stroke(), a.restore() }), a.restore() } function drawYAxisGrid(t, e, i) { for (var a = t.height - 2 * e.padding - e.xAxisHeight - e.legendHeight, n = Math.floor(a / e.yAxisSplit), o = e.yAxisWidth + e.yAxisTitleWidth, r = e.padding + o, s = t.width - e.padding, l = [], h = 0; h < e.yAxisSplit; h++)l.push(e.padding + n * h); l.push(e.padding + n * e.yAxisSplit + 2), i.beginPath(), i.setStrokeStyle(t.yAxis.gridColor || "#cccccc"), i.setLineWidth(1), l.forEach(function (t, e) { i.moveTo(r, t), i.lineTo(s, t) }), i.closePath(), i.stroke() } function drawYAxis(t, e, i, a) { if (!0 !== e.yAxis.disabled) { var n = calYAxisData(t, e, i), o = n.rangesFormat, r = i.yAxisWidth + i.yAxisTitleWidth, s = e.height - 2 * i.padding - i.xAxisHeight - i.legendHeight, l = Math.floor(s / i.yAxisSplit), h = i.padding + r, c = e.width - i.padding, d = e.height - i.padding - i.xAxisHeight - i.legendHeight; a.setFillStyle(e.background || "#ffffff"), e._scrollDistance_ < 0 && a.fillRect(0, 0, h, d + i.xAxisHeight + 5), a.fillRect(c, 0, e.width, d + i.xAxisHeight + 5); for (var x = [], f = 0; f <= i.yAxisSplit; f++)x.push(i.padding + l * f); a.stroke(), a.beginPath(), a.setFontSize(i.fontSize), a.setFillStyle(e.yAxis.fontColor || "#666666"), o.forEach(function (t, e) { var n = x[e] ? x[e] : d; a.fillText(t, i.padding + i.yAxisTitleWidth, n + i.fontSize / 2) }), a.closePath(), a.stroke(), e.yAxis.title && drawYAxisTitle(e.yAxis.title, e, i, a) } } function drawLegend(t, e, i, a) { if (e.legend) { var n = calLegendData(t, e, i), o = n.legendList; o.forEach(function (t, n) { var o = 0; t.forEach(function (t) { t.name = t.name || "undefined", o += 15 + measureText(t.name) + 15 }); var r = (e.width - o) / 2 + 5, s = e.height - i.padding - i.legendHeight + n * (i.fontSize + 8) + 5 + 8; a.setFontSize(i.fontSize), t.forEach(function (t) { switch (e.type) { case "line": a.beginPath(), a.setLineWidth(1), a.setStrokeStyle(t.color), a.moveTo(r - 2, s + 5), a.lineTo(r + 17, s + 5), a.stroke(), a.closePath(), a.beginPath(), a.setLineWidth(1), a.setStrokeStyle("#ffffff"), a.setFillStyle(t.color), a.moveTo(r + 7.5, s + 5), a.arc(r + 7.5, s + 5, 4, 0, 2 * Math.PI), a.fill(), a.stroke(), a.closePath(); break; case "pie": case "ring": a.beginPath(), a.setFillStyle(t.color), a.moveTo(r + 7.5, s + 5), a.arc(r + 7.5, s + 5, 7, 0, 2 * Math.PI), a.closePath(), a.fill(); break; default: a.beginPath(), a.setFillStyle(t.color), a.moveTo(r, s), a.rect(r, s, 15, 10), a.closePath(), a.fill() }r += 20, a.beginPath(), a.setFillStyle(e.extra.legendTextColor || "#333333"), a.fillText(t.name, r, s + 9), a.closePath(), a.stroke(), r += measureText(t.name) + 10 }) }) } } function drawPieDataPoints(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, o = e.extra.pie || {}; t = getPieDataPoints(t, n); var r = { x: e.width / 2, y: (e.height - i.legendHeight) / 2 }, s = Math.min(r.x - i.pieChartLinePadding - i.pieChartTextPadding - i._pieTextMaxLength_, r.y - i.pieChartLinePadding - i.pieChartTextPadding); if (e.dataLabel ? s -= 10 : s -= 2 * i.padding, t = t.map(function (t) { return t._start_ += (o.offsetAngle || 0) * Math.PI / 180, t }), t.forEach(function (t) { a.beginPath(), a.setLineWidth(2), a.setStrokeStyle("#ffffff"), a.setFillStyle(t.color), a.moveTo(r.x, r.y), a.arc(r.x, r.y, s, t._start_, t._start_ + 2 * t._proportion_ * Math.PI), a.closePath(), a.fill(), !0 !== e.disablePieStroke && a.stroke() }), "ring" === e.type) { var l = .6 * s; "number" == typeof e.extra.ringWidth && e.extra.ringWidth > 0 && (l = Math.max(0, s - e.extra.ringWidth)), a.beginPath(), a.setFillStyle(e.background || "#ffffff"), a.moveTo(r.x, r.y), a.arc(r.x, r.y, l, 0, 2 * Math.PI), a.closePath(), a.fill() } if (!1 !== e.dataLabel && 1 === n) { for (var h = !1, c = 0, d = t.length; c < d; c++)if (t[c].data > 0) { h = !0; break } h && drawPieText(t, e, i, a, s, r) } return 1 === n && "ring" === e.type && drawRingTitle(e, i, a), { center: r, radius: s, series: t } } function drawRadarDataPoints(t, e, i, a) { var n = arguments.length > 4 && void 0 !== arguments[4] ? arguments[4] : 1, o = e.extra.radar || {}, r = getRadarCoordinateSeries(e.categories.length), s = { x: e.width / 2, y: (e.height - i.legendHeight) / 2 }, l = Math.min(s.x - (getMaxTextListLength(e.categories) + i.radarLabelTextMargin), s.y - i.radarLabelTextMargin); l -= i.padding, a.beginPath(), a.setLineWidth(1), a.setStrokeStyle(o.gridColor || "#cccccc"), r.forEach(function (t) { var e = convertCoordinateOrigin(l * Math.cos(t), l * Math.sin(t), s); a.moveTo(s.x, s.y), a.lineTo(e.x, e.y) }), a.stroke(), a.closePath(); for (var h = 1; h <= i.radarGridCount; h++)!function (t) { var e = {}; a.beginPath(), a.setLineWidth(1), a.setStrokeStyle(o.gridColor || "#cccccc"), r.forEach(function (n, o) { var r = convertCoordinateOrigin(l / i.radarGridCount * t * Math.cos(n), l / i.radarGridCount * t * Math.sin(n), s); 0 === o ? (e = r, a.moveTo(r.x, r.y)) : a.lineTo(r.x, r.y) }), a.lineTo(e.x, e.y), a.stroke(), a.closePath() }(h); return getRadarDataPoints(r, s, l, t, e, n).forEach(function (t, n) { if (a.beginPath(), a.setFillStyle(t.color), a.setGlobalAlpha(.6), t.data.forEach(function (t, e) { 0 === e ? a.moveTo(t.position.x, t.position.y) : a.lineTo(t.position.x, t.position.y) }), a.closePath(), a.fill(), a.setGlobalAlpha(1), !1 !== e.dataPointShape) { var o = i.dataPointShape[n % i.dataPointShape.length]; drawPointShape(t.data.map(function (t) { return t.position }), t.color, o, a) } }), drawRadarLabel(r, l, s, e, i, a), { center: s, radius: l, angleList: r } } function drawCanvas(t, e) { e.draw() } function Animation(t) { this.isStop = !1, t.duration = void 0 === t.duration ? 1e3 : t.duration, t.timing = t.timing || "linear"; var e = function () { return "undefined" != typeof requestAnimationFrame ? requestAnimationFrame : "undefined" != typeof setTimeout ? function (t, e) { setTimeout(function () { var e = +new Date; t(e) }, e) } : function (t) { t(null) } }(), i = null, a = function (n) { if (null === n || !0 === this.isStop) return t.onProcess && t.onProcess(1), void (t.onAnimationFinish && t.onAnimationFinish()); if (null === i && (i = n), n - i < t.duration) { var o = (n - i) / t.duration; o = (0, Timing[t.timing])(o), t.onProcess && t.onProcess(o), e(a, 17) } else t.onProcess && t.onProcess(1), t.onAnimationFinish && t.onAnimationFinish() }; a = a.bind(this), e(a, 17) } function drawCharts(t, e, i, a) { var n = this, o = e.series, r = e.categories; o = fillSeriesColor(o, i); var s = calLegendData(o, e, i), l = s.legendHeight; i.legendHeight = l; var h = calYAxisData(o, e, i), c = h.yAxisWidth; if (i.yAxisWidth = c, r && r.length) { var d = calCategoriesData(r, e, i), x = d.xAxisHeight, f = d.angle; i.xAxisHeight = x, i._xAxisTextAngle_ = f } "pie" !== t && "ring" !== t || (i._pieTextMaxLength_ = !1 === e.dataLabel ? 0 : getPieTextMaxLength(o)); var u = e.animation ? 1e3 : 0; switch (this.animationInstance && this.animationInstance.stop(), t) { case "line": this.animationInstance = new Animation({ timing: "easeIn", duration: u, onProcess: function (t) { drawYAxisGrid(e, i, a); var s = drawLineDataPoints(o, e, i, a, t), l = s.xAxisPoints, h = s.calPoints, c = s.eachSpacing; n.chartData.xAxisPoints = l, n.chartData.calPoints = h, n.chartData.eachSpacing = c, drawXAxis(r, e, i, a), drawLegend(e.series, e, i, a), drawYAxis(o, e, i, a), drawToolTipBridge(e, i, a, t), drawCanvas(e, a) }, onAnimationFinish: function () { n.event.trigger("renderComplete") } }); break; case "column": this.animationInstance = new Animation({ timing: "easeIn", duration: u, onProcess: function (t) { drawYAxisGrid(e, i, a); var s = drawColumnDataPoints(o, e, i, a, t), l = s.xAxisPoints, h = s.eachSpacing; n.chartData.xAxisPoints = l, n.chartData.eachSpacing = h, drawXAxis(r, e, i, a), drawLegend(e.series, e, i, a), drawYAxis(o, e, i, a), drawCanvas(e, a) }, onAnimationFinish: function () { n.event.trigger("renderComplete") } }); break; case "area": this.animationInstance = new Animation({ timing: "easeIn", duration: u, onProcess: function (t) { drawYAxisGrid(e, i, a); var s = drawAreaDataPoints(o, e, i, a, t), l = s.xAxisPoints, h = s.calPoints, c = s.eachSpacing; n.chartData.xAxisPoints = l, n.chartData.calPoints = h, n.chartData.eachSpacing = c, drawXAxis(r, e, i, a), drawLegend(e.series, e, i, a), drawYAxis(o, e, i, a), drawToolTipBridge(e, i, a, t), drawCanvas(e, a) }, onAnimationFinish: function () { n.event.trigger("renderComplete") } }); break; case "ring": case "pie": this.animationInstance = new Animation({ timing: "easeInOut", duration: u, onProcess: function (t) { n.chartData.pieData = drawPieDataPoints(o, e, i, a, t), drawLegend(e.series, e, i, a), drawCanvas(e, a) }, onAnimationFinish: function () { n.event.trigger("renderComplete") } }); break; case "radar": this.animationInstance = new Animation({ timing: "easeInOut", duration: u, onProcess: function (t) { n.chartData.radarData = drawRadarDataPoints(o, e, i, a, t), drawLegend(e.series, e, i, a), drawCanvas(e, a) }, onAnimationFinish: function () { n.event.trigger("renderComplete") } }) } } function Event() { this.events = {} } var config = { yAxisWidth: 15, yAxisSplit: 5, xAxisHeight: 15, xAxisLineHeight: 15, legendHeight: 15, yAxisTitleWidth: 15, padding: 12, columePadding: 3, fontSize: 10, dataPointShape: ["diamond", "circle", "triangle", "rect"], colors: ["#76CDFF", "#47C391","#7C819D","#90ed7d","#f15c80","#8085e9"],pieChartLinePadding:25,pieChartTextPadding:15,xAxisTextPadding:3,titleColor:"#333333",titleFontSize:20,subtitleColor:"#999999",subtitleFontSize:15,toolTipPadding:3,toolTipBackground:"#000000",toolTipOpacity:.7,toolTipLineHeight:14,radarGridCount:3,radarLabelTextMargin:15},util={toFixed:function(t,e){return e=e||2,this.isFloat(t)&&(t=t.toFixed(e)),t},isFloat:function(t){return t%1!=0},approximatelyEqual:function(t,e){return Math.abs(t-e)<1e-10},isSameSign:function(t,e){return Math.abs(t)===t&&Math.abs(e)===e||Math.abs(t)!==t&&Math.abs(e)!==e},isSameXCoordinateArea:function(t,e){return this.isSameSign(t.x,e.x)},isCollision:function(t,e){return t.end={},t.end.x=t.start.x+t.width,t.end.y=t.start.y-t.height,e.end={},e.end.x=e.start.x+e.width,e.end.y=e.start.y-e.height,!(e.start.x>t.end.x||e.end.x<t.start.x||e.end.y>t.start.y||e.start.y<t.end.y)}},Timing={easeIn:function(t){return Math.pow(t,3)},easeOut:function(t){return Math.pow(t-1,3)+1},easeInOut:function(t){return(t/=.5)<1?.5*Math.pow(t,3):.5*(Math.pow(t-2,3)+2)},linear:function(t){return t}};Animation.prototype.stop=function(){this.isStop=!0},Event.prototype.addEventListener=function(t,e){this.events[t]=this.events[t]||[],this.events[t].push(e)},Event.prototype.trigger=function(){for(var t=arguments.length,e=Array(t),i=0;i<t;i++)e[i]=arguments[i];var a=e[0],n=e.slice(1);this.events[a]&&this.events[a].forEach(function(t){try{t.apply(null,n)}catch(t){console.error(t)}})};var Charts=function(t){t.title=t.title||{},t.subtitle=t.subtitle||{},t.yAxis=t.yAxis||{},t.xAxis=t.xAxis||{},t.extra=t.extra||{},t.legend=!1!==t.legend,t.animation=!1!==t.animation;var e=assign({},config);e.yAxisTitleWidth=!0!==t.yAxis.disabled&&t.yAxis.title?e.yAxisTitleWidth:0,e.pieChartLinePadding=!1===t.dataLabel?0:e.pieChartLinePadding,e.pieChartTextPadding=!1===t.dataLabel?0:e.pieChartTextPadding,this.opts=t,this.config=e,this.context=wx.createCanvasContext(t.canvasId),this.chartData={},this.event=new Event,this.scrollOption={currentOffset:0,startTouchX:0,distance:0},drawCharts.call(this,t.type,t,e,this.context)};Charts.prototype.updateData=function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.opts.series=t.series||this.opts.series,this.opts.categories=t.categories||this.opts.categories,this.opts.title=assign({},this.opts.title,t.title||{}),this.opts.subtitle=assign({},this.opts.subtitle,t.subtitle||{}),drawCharts.call(this,this.opts.type,this.opts,this.config,this.context)},Charts.prototype.stopAnimation=function(){this.animationInstance&&this.animationInstance.stop()},Charts.prototype.addEventListener=function(t,e){this.event.addEventListener(t,e)},Charts.prototype.getCurrentDataIndex=function(t){var e=t.touches&&t.touches.length?t.touches:t.changedTouches;if(e&&e.length){var i=e[0],a=i.x,n=i.y;return"pie"===this.opts.type||"ring"===this.opts.type?findPieChartCurrentIndex({x:a,y:n},this.chartData.pieData):"radar"===this.opts.type?findRadarChartCurrentIndex({x:a,y:n},this.chartData.radarData,this.opts.categories.length):findCurrentIndex({x:a,y:n},this.chartData.xAxisPoints,this.opts,this.config,Math.abs(this.scrollOption.currentOffset))}return-1},Charts.prototype.showToolTip=function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if("line"===this.opts.type||"area"===this.opts.type){var i=this.getCurrentDataIndex(t),a=this.scrollOption.currentOffset,n=assign({},this.opts,{_scrollDistance_:a,animation:!1});if(i>-1){var o=getSeriesDataItem(this.opts.series,i);if(0!==o.length){var r=getToolTipData(o,this.chartData.calPoints,i,this.opts.categories,e),s=r.textList,l=r.offset;n.tooltip={textList:s,offset:l,option:e}}}drawCharts.call(this,n.type,n,this.config,this.context)}},Charts.prototype.scrollStart=function(t){t.touches[0]&&!0===this.opts.enableScroll&&(this.scrollOption.startTouchX=t.touches[0].x)},Charts.prototype.scroll=function(t){if(t.touches[0]&&!0===this.opts.enableScroll){var e=t.touches[0].x-this.scrollOption.startTouchX,i=this.scrollOption.currentOffset,a=calValidDistance(i+e,this.chartData,this.config,this.opts);this.scrollOption.distance=e=a-i;var n=assign({},this.opts,{_scrollDistance_:i+e,animation:!1});drawCharts.call(this,n.type,n,this.config,this.context)}},Charts.prototype.scrollEnd=function(t){if(!0===this.opts.enableScroll){var e=this.scrollOption,i=e.currentOffset,a=e.distance;this.scrollOption.currentOffset=i+a,this.scrollOption.distance=0}},module.exports=Charts;
    4.