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modules/chart_engine/template/d3-js/type72_funnel_chart/funnel_plain_chart_01.js
ADDED
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| 1 |
+
/*
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| 2 |
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REQUIREMENTS_BEGIN
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| 3 |
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{
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| 4 |
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"chart_type": "Funnel Chart",
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| 5 |
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"chart_name": "funnel_plain_chart_01",
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"required_fields": ["x", "y"],
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"required_fields_type": [["categorical"], ["numerical"]],
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"required_fields_range": [[3, 10], [0, 100]],
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"required_fields_icons": [],
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"required_other_icons": [],
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"required_fields_colors": ["x"],
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"required_other_colors": [],
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"supported_effects": [],
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"min_height": 400,
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"min_width": 400,
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"background": "light",
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"icon_mark": "none",
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"icon_label": "none",
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"has_x_axis": "no",
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"has_y_axis": "no"
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}
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REQUIREMENTS_END
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*/
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function makeChart(containerSelector, data) {
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// 提取数据
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const jsonData = data;
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const chartData = jsonData.data.data;
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const variables = jsonData.variables;
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const typography = jsonData.typography;
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const colors = jsonData.colors || {};
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const colorResolver = chartUtils.color.resolver(jsonData);
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const dataColumns = chartUtils.schema.columns(jsonData);
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const images = jsonData.images || {};
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// 清空容器
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d3.select(containerSelector).html("");
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// 获取字段名
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const categoryField = chartUtils.schema.columnField(dataColumns, 0);
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const valueField = chartUtils.schema.columnField(dataColumns, 1);
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// 按值从大到小排序数据(大的在顶部)
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const sortedData = [...chartData].sort((a, b) => +b[valueField] - +a[valueField]);
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// 计算总和以获取百分比
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const total = d3.sum(sortedData, d => +d[valueField]);
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// 为每个数据点添加百分比
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sortedData.forEach(d => {
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d.percent = (+d[valueField] / total) * 100;
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});
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// 设置尺寸和边距
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| 55 |
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const width = variables.width;
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| 56 |
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const height = variables.height;
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| 57 |
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const margin = { top: 40, right: 120, bottom: 40, left: 60 };
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| 58 |
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| 59 |
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// 创建SVG
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| 60 |
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const svg = d3.select(containerSelector)
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| 61 |
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.append("svg")
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| 62 |
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.attr("width", "100%")
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.attr("height", height)
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.attr("viewBox", `0 0 ${width} ${height}`)
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| 65 |
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.attr("style", "max-width: 100%; height: auto;")
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.attr("xmlns", "http://www.w3.org/2000/svg")
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.attr("xmlns:xlink", "http://www.w3.org/1999/xlink");
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// 创建图表区域
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const chartWidth = width - margin.left - margin.right;
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const chartHeight = height - margin.top - margin.bottom;
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const g = svg.append("g")
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.attr("transform", `translate(${margin.left}, ${margin.top})`);
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// 计算漏斗图的最大宽度和高度
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const maxFunnelWidth = chartWidth * 0.8;
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const funnelHeight = chartHeight * 0.8;
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| 80 |
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// 计算每个部分的高度(均等分配)
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| 81 |
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const sectionHeight = funnelHeight / sortedData.length;
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| 82 |
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// 创建宽度比例尺
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| 84 |
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const widthScale = d3.scaleLinear()
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.domain([0, 100])
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.range([0, maxFunnelWidth]);
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// 计算每个部分的宽度
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const sectionWidths = sortedData.map(d => widthScale(d.percent));
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// 计算垂直居中的偏移量
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const verticalOffset = (chartHeight - funnelHeight) / 2;
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// 绘制漏斗图的每一层
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sortedData.forEach((d, i) => {
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// 获取颜色
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const color = colorResolver.field(d[categoryField], i, { palette: "category10" }).value;
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// 计算当前层的宽度
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const topWidth = sectionWidths[i];
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// 计算下一层的宽度(如果是最后一层,则使用当前宽度的80%)
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const bottomWidth = i < sortedData.length - 1
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? sectionWidths[i + 1]
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: topWidth * 0.8;
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| 107 |
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// 计算当前层的位置
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| 108 |
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const sectionY = i * sectionHeight + verticalOffset;
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| 110 |
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// 绘制梯形
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| 111 |
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const points = [
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[chartWidth / 2 - topWidth / 2, sectionY],
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[chartWidth / 2 + topWidth / 2, sectionY],
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[chartWidth / 2 + bottomWidth / 2, sectionY + sectionHeight],
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[chartWidth / 2 - bottomWidth / 2, sectionY + sectionHeight]
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];
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g.append("polygon")
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.attr("points", points.map(p => p.join(",")).join(" "))
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.attr("fill", color);
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// 添加标签
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g.append("text")
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.attr("x", chartWidth / 2 + topWidth / 2 + 10)
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.attr("y", sectionY + sectionHeight / 2)
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.attr("dominant-baseline", "middle")
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.attr("font-size", "14px")
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.attr("font-weight", "bold")
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.text(`${d[categoryField]} ${chartUtils.format.percent(d.percent, { digits: 0 }).text}`);
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| 130 |
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});
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return svg.node();
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| 133 |
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}
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modules/chart_engine/template/d3-js/type72_funnel_chart/funnel_plain_chart_02.js
ADDED
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@@ -0,0 +1,135 @@
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|
| 1 |
+
/*
|
| 2 |
+
REQUIREMENTS_BEGIN
|
| 3 |
+
{
|
| 4 |
+
"chart_type": "Funnel Chart",
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| 5 |
+
"chart_name": "funnel_plain_chart_02",
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| 6 |
+
"required_fields": ["x", "y"],
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| 7 |
+
"required_fields_type": [["categorical"], ["numerical"]],
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| 8 |
+
"required_fields_range": [[3, 10], [0, 100]],
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| 9 |
+
"required_fields_icons": [],
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| 10 |
+
"required_other_icons": [],
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| 11 |
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"required_fields_colors": ["x"],
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| 12 |
+
"required_other_colors": [],
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| 13 |
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"supported_effects": [],
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| 14 |
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"min_height": 400,
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| 15 |
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"min_width": 400,
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| 16 |
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"background": "light",
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| 17 |
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"icon_mark": "none",
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| 18 |
+
"icon_label": "none",
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| 19 |
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"has_x_axis": "no",
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| 20 |
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"has_y_axis": "no"
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| 21 |
+
}
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| 22 |
+
REQUIREMENTS_END
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| 23 |
+
*/
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| 24 |
+
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| 25 |
+
function makeChart(containerSelector, data) {
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| 26 |
+
// 提取数据
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| 27 |
+
const jsonData = data;
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| 28 |
+
const chartData = jsonData.data.data;
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| 29 |
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const variables = jsonData.variables;
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| 30 |
+
const typography = jsonData.typography;
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| 31 |
+
const colors = jsonData.colors || {};
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| 32 |
+
const colorResolver = chartUtils.color.resolver(jsonData);
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| 33 |
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const dataColumns = chartUtils.schema.columns(jsonData);
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| 34 |
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const images = jsonData.images || {};
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| 35 |
+
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| 36 |
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// 清空容器
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| 37 |
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d3.select(containerSelector).html("");
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| 38 |
+
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| 39 |
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// 获取字段名
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| 40 |
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const categoryField = chartUtils.schema.columnField(dataColumns, 0);
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| 41 |
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const valueField = chartUtils.schema.columnField(dataColumns, 1);
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| 42 |
+
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| 43 |
+
// 按值从大到小排序数据(大的在顶部)
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| 44 |
+
const sortedData = [...chartData].sort((a, b) => +b[valueField] - +a[valueField]);
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| 45 |
+
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| 46 |
+
// 计算总和以获取百分比
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| 47 |
+
const total = d3.sum(sortedData, d => +d[valueField]);
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| 48 |
+
|
| 49 |
+
// 为每个数据点添加百分比
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| 50 |
+
sortedData.forEach(d => {
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| 51 |
+
d.percent = (+d[valueField] / total) * 100;
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| 52 |
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});
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| 53 |
+
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| 54 |
+
// 设置尺寸和边距
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| 55 |
+
const width = variables.width;
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| 56 |
+
const height = variables.height;
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| 57 |
+
const margin = { top: 40, right: 120, bottom: 40, left: 60 };
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| 58 |
+
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| 59 |
+
// 创建SVG
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| 60 |
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const svg = d3.select(containerSelector)
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| 61 |
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.append("svg")
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| 62 |
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.attr("width", "100%")
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| 63 |
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.attr("height", height)
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| 64 |
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.attr("viewBox", `0 0 ${width} ${height}`)
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| 65 |
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.attr("style", "max-width: 100%; height: auto;")
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| 66 |
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.attr("xmlns", "http://www.w3.org/2000/svg")
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| 67 |
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.attr("xmlns:xlink", "http://www.w3.org/1999/xlink");
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| 68 |
+
|
| 69 |
+
// 创建图表区域
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| 70 |
+
const chartWidth = width - margin.left - margin.right;
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| 71 |
+
const chartHeight = height - margin.top - margin.bottom;
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| 72 |
+
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| 73 |
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const g = svg.append("g")
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| 74 |
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.attr("transform", `translate(${margin.left}, ${margin.top})`);
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| 75 |
+
|
| 76 |
+
// 计算漏斗图的最大宽度和高度
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| 77 |
+
const maxFunnelWidth = chartWidth * 0.8;
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| 78 |
+
const funnelHeight = chartHeight * 0.8;
|
| 79 |
+
|
| 80 |
+
// 计算每个部分的高度(均等分配)
|
| 81 |
+
const sectionHeight = funnelHeight / sortedData.length;
|
| 82 |
+
|
| 83 |
+
// 创建宽度比例尺
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| 84 |
+
const widthScale = d3.scaleLinear()
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| 85 |
+
.domain([0, 100])
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| 86 |
+
.range([0, maxFunnelWidth]);
|
| 87 |
+
|
| 88 |
+
// 计算每个部分的宽度
|
| 89 |
+
const sectionWidths = sortedData.map(d => widthScale(d.percent));
|
| 90 |
+
|
| 91 |
+
// 计算垂直居中的偏移量
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| 92 |
+
const verticalOffset = (chartHeight - funnelHeight) / 2;
|
| 93 |
+
|
| 94 |
+
const y_padding = 5;
|
| 95 |
+
|
| 96 |
+
// 绘制漏斗图的每一层
|
| 97 |
+
sortedData.forEach((d, i) => {
|
| 98 |
+
// 获取颜色
|
| 99 |
+
const color = colorResolver.field(d[categoryField], i, { palette: "category10" }).value;
|
| 100 |
+
|
| 101 |
+
// 计算当前层的宽度
|
| 102 |
+
const topWidth = sectionWidths[i];
|
| 103 |
+
|
| 104 |
+
// 计算下一层的宽度(如果是最后一层,则使用当前宽度的80%)
|
| 105 |
+
const bottomWidth = i < sortedData.length - 1
|
| 106 |
+
? sectionWidths[i + 1]
|
| 107 |
+
: topWidth * 0.8;
|
| 108 |
+
|
| 109 |
+
// 计算当前层的位置
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| 110 |
+
const sectionY = i * sectionHeight + verticalOffset;
|
| 111 |
+
|
| 112 |
+
// 绘制梯形
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| 113 |
+
const points = [
|
| 114 |
+
[chartWidth / 2 - topWidth / 2, sectionY + y_padding * i],
|
| 115 |
+
[chartWidth / 2 + topWidth / 2, sectionY + y_padding * i],
|
| 116 |
+
[chartWidth / 2 + bottomWidth / 2, sectionY + sectionHeight + y_padding * i],
|
| 117 |
+
[chartWidth / 2 - bottomWidth / 2, sectionY + sectionHeight + y_padding * i]
|
| 118 |
+
];
|
| 119 |
+
|
| 120 |
+
g.append("polygon")
|
| 121 |
+
.attr("points", points.map(p => p.join(",")).join(" "))
|
| 122 |
+
.attr("fill", color);
|
| 123 |
+
|
| 124 |
+
// 添加标签
|
| 125 |
+
g.append("text")
|
| 126 |
+
.attr("x", chartWidth / 2 + topWidth / 2 + 10)
|
| 127 |
+
.attr("y", sectionY + sectionHeight / 2 + y_padding * i)
|
| 128 |
+
.attr("dominant-baseline", "middle")
|
| 129 |
+
.attr("font-size", "14px")
|
| 130 |
+
.attr("font-weight", "bold")
|
| 131 |
+
.text(`${d[categoryField]} ${chartUtils.format.percent(d.percent, { digits: 0 }).text}`);
|
| 132 |
+
});
|
| 133 |
+
|
| 134 |
+
return svg.node();
|
| 135 |
+
}
|