d3js 源码地址:: http://bl.ocks.org/brattonc/5e5ce9beee483220e2f6
官方提供的代码不能直接用,版本3.x 这是调整后v5能使用的。
<!DOCTYPE html>
<html><head><meta charset='utf-8'><meta http-equiv='X-UA-Compatible' content='ie=edge'><title>7</title><script src="https://d3js.org/d3.v5.min.js"></script><link rel="stylesheet" type="text/css" href="/css.css" />
</head><body><svg id="svg" width="300" height="300" onclick="javascript:gauge.update(NewValue())"></svg><span>点击SVG更新数据</span></body>
<script type='text/javascript'>var gauge = loadLiquidFillGauge("svg", 55, {circleColor: "#FF7777",textColor: "#FF4444",waveTextColor: "#FFAAAA",waveColor: "#FFDDDD",circleThickness: 0.02,circleFillGap: 0,textVertPosition: 0.2,waveAnimateTime: 1000,waveRiseTime: 3000});function NewValue() {if (Math.random() > .5) {return Math.round(Math.random() * 100);}return (Math.random() * 100).toFixed(1);}function loadLiquidFillGauge(elementId, value, config) {config = Object.assign({}, {minValue: 0, // 量规最小值.maxValue: 100, // 量规最大值.circleThickness: 0.05, // 外圆的厚度与半径的百分比.circleFillGap: 0.05, // 外圆与波圆之间的间隙大小与外圆半径的百分比.circleColor: "#178BCA", // 外圆的颜色.waveHeight: 0.05, // 波高与波圆半径的百分比.waveCount: 2, // 每波圈宽度的全波数.waveRiseTime: 1000, // 波从0上升到最终高度所需的时间,以毫秒为单位.waveAnimateTime: 18000, // 一个完整的波进入波圈的时间(以毫秒为单位).waveRise: true, // 控制波浪是否应该从0上升到它的全部高度,或从它的全部高度开始waveHeightScaling: true, // 控制波大小缩放在低和高填充百分比。当真值时,波高在50%填充时达到最大值,在0%和100%填充时达到最小值。这有助于防止波使波圈出现完全满或空时,接近它的最小或最大填充。waveAnimate: true, // 控制波形是滚动还是静态.waveColor: "#178BCA", // 填充波的颜色。waveOffset: 0, // 最初抵消波的量。0 = 无偏移。1 = 一个完整波的偏移量textVertPosition: .5, // 在波圈内显示百分比文本的高度。0 =下,1 =上.textSize: 1, // 要在波圈中显示的文本的相对高度。1 = 50%valueCountUp: true, // 如果为真,则显示的值从0计数到加载时的最终值。如果为false,则显示最终值。displayPercent: true, // 如果为真,值后面会显示%符号。textColor: "#045681", // 当波浪不重叠值文本时的颜色。waveTextColor: "#A4DBf8" // 当波浪与值文本重叠时的颜色.}, config);var gauge = d3.select("#" + elementId);var radius = Math.min(parseInt(gauge.style("width")), parseInt(gauge.style("height"))) / 2;var locationX = parseInt(gauge.style("width")) / 2 - radius;var locationY = parseInt(gauge.style("height")) / 2 - radius;var fillPercent = Math.max(config.minValue, Math.min(config.maxValue, value)) / config.maxValue;var waveHeightScale;if (config.waveHeightScaling) {waveHeightScale = d3.scaleLinear().range([0, config.waveHeight, 0]).domain([0, 50, 100]);} else {waveHeightScale = d3.scaleLinear().range([config.waveHeight, config.waveHeight]).domain([0, 100]);}var textPixels = (config.textSize * radius / 2);var textFinalValue = parseFloat(value).toFixed(2);var textStartValue = config.valueCountUp ? config.minValue : textFinalValue;var percentText = config.displayPercent ? "%" : "";var circleThickness = config.circleThickness * radius;var circleFillGap = config.circleFillGap * radius;var fillCircleMargin = circleThickness + circleFillGap;var fillCircleRadius = radius - fillCircleMargin;var waveHeight = fillCircleRadius * waveHeightScale(fillPercent * 100);var waveLength = fillCircleRadius * 2 / config.waveCount;var waveClipCount = 1 + config.waveCount;var waveClipWidth = waveLength * waveClipCount;// 四舍五入函数,以便在数值累计时始终显示正确的小数点后位数。var textRounder = (value) => Math.round(value);if (parseFloat(textFinalValue) != parseFloat(textRounder(textFinalValue))) {textRounder = (value) => parseFloat(value).toFixed(1);}if (parseFloat(textFinalValue) != parseFloat(textRounder(textFinalValue))) {textRounder = (value) => parseFloat(value).toFixed(2);}// 建立clip wave区域的数据。var data = Array.from({ length: 41 * waveClipCount }, (_, i) => ({ x: i / (40 * waveClipCount), y: (i / (40)) }));// 绘制外圆的比例。var gaugeCircleX = d3.scaleLinear().range([0, 2 * Math.PI]).domain([0, 1]);var gaugeCircleY = d3.scaleLinear().range([0, radius]).domain([0, radius]);// 用于控制剪切路径大小的尺度。var waveScaleX = d3.scaleLinear().range([0, waveClipWidth]).domain([0, 1]);var waveScaleY = d3.scaleLinear().range([0, waveHeight]).domain([0, 1]);// 用于控制裁剪路径位置的刻度。var waveRiseScale = d3.scaleLinear()// 剪辑区域的大小是填充圆的高度+波的高度,所以我们定位剪辑波这样,它将重叠填充圆在所有0%时,并将完全覆盖填充圆在100%。.range([(fillCircleMargin + fillCircleRadius * 2 + waveHeight), (fillCircleMargin - waveHeight)]).domain([0, 1]);var waveAnimateScale = d3.scaleLinear().range([0, waveClipWidth - fillCircleRadius * 2]) // 将夹子区域推一个完整的波,然后弹回来。.domain([0, 1]);// 用于控制文本在量规内的位置的刻度。var textRiseScaleY = d3.scaleLinear().range([fillCircleMargin + fillCircleRadius * 2, (fillCircleMargin + textPixels * 0.7)]).domain([0, 1]);// 在父SVG中居中测量。var gaugeGroup = gauge.append("g").attr('transform', `translate(${locationX},${locationY})`);// 画一个外圆。var gaugeCircleArc = d3.arc()({startAngle: gaugeCircleX(0),endAngle: gaugeCircleX(1),outerRadius: gaugeCircleY(radius),innerRadius: gaugeCircleY(radius - circleThickness),})gaugeGroup.append("path").attr("d", gaugeCircleArc).style("fill", config.circleColor).attr('transform', `translate(${radius},${radius})`);// 波不重叠的文本。var text1 = gaugeGroup.append("text").text(textRounder(textStartValue) + percentText).attr("class", "liquidFillGaugeText").attr("text-anchor", "middle").attr("font-size", textPixels + "px").style("fill", config.textColor).attr('transform', `translate(${radius},${textRiseScaleY(config.textVertPosition)})`);// 剪切波面积。var clipArea = d3.area().x(d => waveScaleX(d.x)).y0(d => waveScaleY(Math.sin(Math.PI * 2 * config.waveOffset * -1 + Math.PI * 2 * (1 - config.waveCount) + d.y * 2 * Math.PI))).y1(d => (fillCircleRadius * 2 + waveHeight));var waveGroup = gaugeGroup.append("defs").append("clipPath").attr("id", "clipWave" + elementId);var wave = waveGroup.append("path").datum(data).attr("d", clipArea).attr("T", 0);// 带有剪切波的内圆。var fillCircleGroup = gaugeGroup.append("g").attr("clip-path", "url(#clipWave" + elementId + ")");fillCircleGroup.append("circle").attr("cx", radius).attr("cy", radius).attr("r", fillCircleRadius).style("fill", config.waveColor);// 波重叠的文本。var text2 = fillCircleGroup.append("text").text(textRounder(textStartValue) + percentText).attr("class", "liquidFillGaugeText").attr("text-anchor", "middle").attr("font-size", textPixels + "px").style("fill", config.waveTextColor).attr('transform', `translate(${radius},${textRiseScaleY(config.textVertPosition)})`);// 把数值加起来。if (config.valueCountUp) {var textTween = function () {var i = d3.interpolate(this.textContent, textFinalValue);return function (t) {this.textContent = textRounder(i(t)) + percentText;}};text1.transition().duration(config.waveRiseTime).tween("text", textTween);text2.transition().duration(config.waveRiseTime).tween("text", textTween);}// 让波浪上升。波和波组是分开的,水平和垂直运动可以独立控制。var waveGroupXPosition = fillCircleMargin + fillCircleRadius * 2 - waveClipWidth;if (config.waveRise) {waveGroup.attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(0)})`).transition().duration(config.waveRiseTime).ease(d3.easeLinear).attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(fillPercent)})`).on("start", function () {// 当wave Rise = true和 wave Animate=false时,这个变换是必要的,以使剪辑波正确定位。如果没有这个,波将无法正确定位,但我们不清楚为什么这是必要的.wave.attr('transform', 'translate(1,0)');});} else {waveGroup.attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(fillPercent)}`);}if (config.waveAnimate) animateWave();function animateWave() {wave.attr('transform', `translate(${waveAnimateScale(wave.attr('T'))},0)`);wave.transition().duration(config.waveAnimateTime * (1 - wave.attr('T'))).ease(d3.easeLinear).attr("transform", `translate(${waveAnimateScale(1)},0)`).attr('T', 1).on('end', function () {wave.attr('T', 0);animateWave();});}function GaugeUpdater() {this.update = function (value) {var newFinalValue = parseFloat(value).toFixed(2);var textRounderUpdater = (value) => Math.round(value);if (parseFloat(newFinalValue) != parseFloat(textRounderUpdater(newFinalValue))) {textRounderUpdater = (value) => parseFloat(value).toFixed(1);}if (parseFloat(newFinalValue) != parseFloat(textRounderUpdater(newFinalValue))) {textRounderUpdater = (value) => parseFloat(value).toFixed(2);}var textTween = function () {var interpolate = d3.interpolate(this.textContent, parseFloat(value).toFixed(2));return function (t) {this.textContent = textRounderUpdater(interpolate(t)) + percentText;}};text1.transition().duration(config.waveRiseTime).tween("text", textTween);text2.transition().duration(config.waveRiseTime).tween("text", textTween);var fillPercent = Math.max(config.minValue, Math.min(config.maxValue, value)) / config.maxValue;var waveHeight = fillCircleRadius * waveHeightScale(fillPercent * 100);var waveRiseScale = d3.scaleLinear()// 剪辑区域的大小是填充圆的高度+波的高度,所以我们定位剪辑波这样,它将重叠填充圆在所有0%时,并将完全覆盖填充圆在100%..range([(fillCircleMargin + fillCircleRadius * 2 + waveHeight), (fillCircleMargin - waveHeight)]).domain([0, 1]);var newHeight = waveRiseScale(fillPercent);var waveScaleX = d3.scaleLinear().range([0, waveClipWidth]).domain([0, 1]);var waveScaleY = d3.scaleLinear().range([0, waveHeight]).domain([0, 1]);var newClipArea;if (config.waveHeightScaling) {newClipArea = d3.area().x(d => waveScaleX(d.x)).y0(d => waveScaleY(Math.sin(Math.PI * 2 * config.waveOffset * -1 + Math.PI * 2 * (1 - config.waveCount) + d.y * 2 * Math.PI))).y1(d => (fillCircleRadius * 2 + waveHeight));} else {newClipArea = clipArea;}var newWavePosition = config.waveAnimate ? waveAnimateScale(1) : 0;wave.transition().duration(0).transition().duration(config.waveAnimate ? (config.waveAnimateTime * (1 - wave.attr('T'))) : (config.waveRiseTime)).ease(d3.easeCircle).attr('d', newClipArea).attr('transform', `translate(${newWavePosition},0)`).attr('T', '1').on("end", function () {if (config.waveAnimate) {wave.attr('transform', `translate(${waveAnimateScale(0)},0)`)animateWave();}});waveGroup.transition().duration(config.waveRiseTime).attr('transform', `translate(${waveGroupXPosition},${newHeight})`)}}return new GaugeUpdater();}
</script></html>
组件版本
<template><div style="width: 100%;height: 300px;" class="p-30"></div>
</template><script>
import * as d3 from "d3";export default {name: 'loadLiquidFillGauge',data() {return {instance: null}},props: {step: { type: [Number, String], default: 0.01 },},mounted() {this.instance = this.loadLiquidFillGauge(this.$el, this.step, {circleThickness: 0.05, // 外圆的厚度与半径的百分比.circleFillGap: 0.05, // 外圆与波圆之间的间隙大小与外圆半径的百分比.circleColor: "#409EFF", // 外圆的颜色.waveHeight: 0.05, // 波高与波圆半径的百分比.waveCount: 2, // 每波圈宽度的全波数.waveRiseTime: 2000, // 波从0上升到最终高度所需的时间,以毫秒为单位.waveAnimateTime: 1000, // 一个完整的波进入波圈的时间(以毫秒为单位).waveColor: "#409EFF", // 填充波的颜色。displayPercent: "ms", // 如果为真,值后面会显示%符号。textColor: "#045681", // 当波浪不重叠值文本时的颜色。waveTextColor: "#fff", // 当波浪与值文本重叠时的颜色.});},methods: {loadLiquidFillGauge(element, value, config) {config = Object.assign({}, {minValue: 0, // 量规最小值.maxValue: 100, // 量规最大值.circleThickness: 0.05, // 外圆的厚度与半径的百分比.circleFillGap: 0.05, // 外圆与波圆之间的间隙大小与外圆半径的百分比.circleColor: "#178BCA", // 外圆的颜色.waveHeight: 0.05, // 波高与波圆半径的百分比.waveCount: 2, // 每波圈宽度的全波数.waveRiseTime: 1000, // 波从0上升到最终高度所需的时间,以毫秒为单位.waveAnimateTime: 18000, // 一个完整的波进入波圈的时间(以毫秒为单位).waveRise: true, // 控制波浪是否应该从0上升到它的全部高度,或从它的全部高度开始waveHeightScaling: true, // 控制波大小缩放在低和高填充百分比。当真值时,波高在50%填充时达到最大值,在0%和100%填充时达到最小值。这有助于防止波使波圈出现完全满或空时,接近它的最小或最大填充。waveAnimate: true, // 控制波形是滚动还是静态.waveColor: "#178BCA", // 填充波的颜色。waveOffset: 0, // 最初抵消波的量。0 = 无偏移。1 = 一个完整波的偏移量textVertPosition: .5, // 在波圈内显示百分比文本的高度。0 =下,1 =上.textSize: .8, // 要在波圈中显示的文本的相对高度。1 = 50%valueCountUp: true, // 如果为真,则显示的值从0计数到加载时的最终值。如果为false,则显示最终值。displayPercent: "%", // 后面会显示%符号。textColor: "#045681", // 当波浪不重叠值文本时的颜色。waveTextColor: "#A4DBf8" // 当波浪与值文本重叠时的颜色.}, config);var gauge = d3.select(element).append('svg').attr('width', '100%').attr('height', '100%');var radius = Math.min(parseInt(gauge.style("width")), parseInt(gauge.style("height"))) / 2;var locationX = parseInt(gauge.style("width")) / 2 - radius;var locationY = parseInt(gauge.style("height")) / 2 - radius;var fillPercent = Math.max(config.minValue, Math.min(config.maxValue, value)) / config.maxValue;var waveHeightScale;if (config.waveHeightScaling) {waveHeightScale = d3.scaleLinear().range([0, config.waveHeight, 0]).domain([0, 50, 100]);} else {waveHeightScale = d3.scaleLinear().range([config.waveHeight, config.waveHeight]).domain([0, 100]);}var textPixels = (config.textSize * radius / 3);var textFinalValue = parseFloat(value).toFixed(2);var textStartValue = config.valueCountUp ? config.minValue : textFinalValue;var percentText = config.displayPercent;var circleThickness = config.circleThickness * radius;var circleFillGap = config.circleFillGap * radius;var fillCircleMargin = circleThickness + circleFillGap;var fillCircleRadius = radius - fillCircleMargin;var waveHeight = fillCircleRadius * waveHeightScale(fillPercent * 100);var waveLength = fillCircleRadius * 2 / config.waveCount;var waveClipCount = 1 + config.waveCount;var waveClipWidth = waveLength * waveClipCount;// 四舍五入函数,以便在数值累计时始终显示正确的小数点后位数。var textRounder = (value) => Math.round(value);if (parseFloat(textFinalValue) != parseFloat(textRounder(textFinalValue))) {textRounder = (value) => parseFloat(value).toFixed(1);}if (parseFloat(textFinalValue) != parseFloat(textRounder(textFinalValue))) {textRounder = (value) => parseFloat(value).toFixed(2);}// 建立clip wave区域的数据。var data = Array.from({ length: 41 * waveClipCount }, (_, i) => ({ x: i / (40 * waveClipCount), y: (i / (40)) }));// 绘制外圆的比例。var gaugeCircleX = d3.scaleLinear().range([0, 2 * Math.PI]).domain([0, 1]);var gaugeCircleY = d3.scaleLinear().range([0, radius]).domain([0, radius]);// 用于控制剪切路径大小的尺度。var waveScaleX = d3.scaleLinear().range([0, waveClipWidth]).domain([0, 1]);var waveScaleY = d3.scaleLinear().range([0, waveHeight]).domain([0, 1]);// 用于控制裁剪路径位置的刻度。var waveRiseScale = d3.scaleLinear()// 剪辑区域的大小是填充圆的高度+波的高度,所以我们定位剪辑波这样,它将重叠填充圆在所有0%时,并将完全覆盖填充圆在100%。.range([(fillCircleMargin + fillCircleRadius * 2 + waveHeight), (fillCircleMargin - waveHeight)]).domain([0, 1]);var waveAnimateScale = d3.scaleLinear().range([0, waveClipWidth - fillCircleRadius * 2]) // 将夹子区域推一个完整的波,然后弹回来。.domain([0, 1]);// 用于控制文本在量规内的位置的刻度。var textRiseScaleY = d3.scaleLinear().range([fillCircleMargin + fillCircleRadius * 2, (fillCircleMargin + textPixels * 0.7)]).domain([0, 1]);// 在父SVG中居中测量。var gaugeGroup = gauge.append("g").attr('transform', `translate(${locationX},${locationY})`);// 画一个外圆。var gaugeCircleArc = d3.arc()({startAngle: gaugeCircleX(0),endAngle: gaugeCircleX(1),outerRadius: gaugeCircleY(radius),innerRadius: gaugeCircleY(radius - circleThickness),})gaugeGroup.append("path").attr("d", gaugeCircleArc).style("fill", config.circleColor).attr('transform', `translate(${radius},${radius})`);// 波不重叠的文本。var text1 = gaugeGroup.append("text").text(textRounder(textStartValue) + percentText).attr("class", "liquidFillGaugeText").attr("text-anchor", "middle").attr("font-size", textPixels + "px").style("fill", config.textColor).attr('transform', `translate(${radius},${textRiseScaleY(config.textVertPosition)})`);// 剪切波面积。var clipArea = d3.area().x(d => waveScaleX(d.x)).y0(d => waveScaleY(Math.sin(Math.PI * 2 * config.waveOffset * -1 + Math.PI * 2 * (1 - config.waveCount) + d.y * 2 * Math.PI))).y1(d => (fillCircleRadius * 2 + waveHeight));var waveGroup = gaugeGroup.append("defs").append("clipPath").attr("id", "clipWave" + 'svg');var wave = waveGroup.append("path").datum(data).attr("d", clipArea).attr("T", 0);// 带有剪切波的内圆。var fillCircleGroup = gaugeGroup.append("g").attr("clip-path", "url(#clipWave" + 'svg' + ")");fillCircleGroup.append("circle").attr("cx", radius).attr("cy", radius).attr("r", fillCircleRadius).style("fill", config.waveColor);// 波重叠的文本。var text2 = fillCircleGroup.append("text").text(textRounder(textStartValue) + percentText).attr("class", "liquidFillGaugeText").attr("text-anchor", "middle").attr("font-size", textPixels + "px").style("fill", config.waveTextColor).attr('transform', `translate(${radius},${textRiseScaleY(config.textVertPosition)})`);// 把数值加起来。if (config.valueCountUp) {var textTween = function () {var i = d3.interpolate(this.textContent, textFinalValue);return function (t) {this.textContent = textRounder(i(t)) + percentText;}};text1.transition().duration(config.waveRiseTime).tween("text", textTween);text2.transition().duration(config.waveRiseTime).tween("text", textTween);}// 让波浪上升。波和波组是分开的,水平和垂直运动可以独立控制。var waveGroupXPosition = fillCircleMargin + fillCircleRadius * 2 - waveClipWidth;if (config.waveRise) {waveGroup.attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(0)})`).transition().duration(config.waveRiseTime).ease(d3.easeLinear).attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(fillPercent)})`).on("start", function () {// 当wave Rise = true和 wave Animate=false时,这个变换是必要的,以使剪辑波正确定位。如果没有这个,波将无法正确定位,但我们不清楚为什么这是必要的.wave.attr('transform', 'translate(1,0)');});} else {waveGroup.attr('transform', `translate(${waveGroupXPosition},${waveRiseScale(fillPercent)}`);}if (config.waveAnimate) animateWave();function animateWave() {wave.attr('transform', `translate(${waveAnimateScale(wave.attr('T'))},0)`);wave.transition().duration(config.waveAnimateTime * (1 - wave.attr('T'))).ease(d3.easeLinear).attr("transform", `translate(${waveAnimateScale(1)},0)`).attr('T', 1).on('end', function () {wave.attr('T', 0);animateWave();});}function GaugeUpdater() {this.update = function (value) {var newFinalValue = parseFloat(value).toFixed(2);var textRounderUpdater = (value) => Math.round(value);if (parseFloat(newFinalValue) != parseFloat(textRounderUpdater(newFinalValue))) {textRounderUpdater = (value) => parseFloat(value).toFixed(1);}if (parseFloat(newFinalValue) != parseFloat(textRounderUpdater(newFinalValue))) {textRounderUpdater = (value) => parseFloat(value).toFixed(2);}var textTween = function () {var interpolate = d3.interpolate(this.textContent, parseFloat(value).toFixed(2));return function (t) {this.textContent = textRounderUpdater(interpolate(t)) + percentText;}};text1.transition().duration(config.waveRiseTime).tween("text", textTween);text2.transition().duration(config.waveRiseTime).tween("text", textTween);var _max = Math.max(config.minValue, Math.min(config.maxValue, value));var fillPercent = (value <= config.maxValue ? _max : 85) / config.maxValue;var waveHeight = fillCircleRadius * waveHeightScale(fillPercent * 100);var waveRiseScale = d3.scaleLinear()// 剪辑区域的大小是填充圆的高度+波的高度,所以我们定位剪辑波这样,它将重叠填充圆在所有0%时,并将完全覆盖填充圆在100%..range([(fillCircleMargin + fillCircleRadius * 2 + waveHeight), (fillCircleMargin - waveHeight)]).domain([0, 1]);var newHeight = waveRiseScale(fillPercent);var waveScaleX = d3.scaleLinear().range([0, waveClipWidth]).domain([0, 1]);var waveScaleY = d3.scaleLinear().range([0, waveHeight]).domain([0, 1]);var newClipArea;if (config.waveHeightScaling) {newClipArea = d3.area().x(d => waveScaleX(d.x)).y0(d => waveScaleY(Math.sin(Math.PI * 2 * config.waveOffset * -1 + Math.PI * 2 * (1 - config.waveCount) + d.y * 2 * Math.PI))).y1(d => (fillCircleRadius * 2 + waveHeight));} else {newClipArea = clipArea;}var newWavePosition = config.waveAnimate ? waveAnimateScale(1) : 0;wave.transition().duration(0).transition().duration(config.waveAnimate ? (config.waveAnimateTime * (1 - wave.attr('T'))) : (config.waveRiseTime)).ease(d3.easeCircle).attr('d', newClipArea).attr('transform', `translate(${newWavePosition},0)`).attr('T', '1').on("end", function () {if (config.waveAnimate) {wave.attr('transform', `translate(${waveAnimateScale(0)},0)`)animateWave();}});waveGroup.transition().duration(config.waveRiseTime).attr('transform', `translate(${waveGroupXPosition},${newHeight})`)}}return new GaugeUpdater();},update(val) {this.instance.update(val);}}// End
}</script>// 使用该组件
<load-liquid-fill-gauge ref="gauge" step="80" />