先记录一下
<html>
<head>
<meta charset="utf-8" />
<title>堆栈图</title>
<style>
.axis path,
.axis line {
fill: none;
stroke: black;
shape-rendering: crispEdges;
}
.axis text {
font-family: sans-serif;
font-size: 11px;
}
</style>
</head>
<body>
<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
<script>
var width = 700; //SVG绘制区域的宽度
var height = 500; //SVG绘制区域的高度
var svg = d3
.select("body") //选择<body>
.append("svg") //在<body>中添加<svg>
.attr("width", width) //设定<svg>的宽度属性
.attr("height", height); //设定<svg>的高度属性
//1. 确定初始数据
var dataset = [
{
name: "PC",
sales: [
{ year: 2005, profit: 3000 },
{ year: 2006, profit: 1300 },
{ year: 2007, profit: 3700 },
{ year: 2008, profit: 4900 },
{ year: 2009, profit: 700 }
]
},
{
name: "SmartPhone",
sales: [
{ year: 2005, profit: 2000 },
{ year: 2006, profit: 4000 },
{ year: 2007, profit: 1810 },
{ year: 2008, profit: 6540 },
{ year: 2009, profit: 2820 }
]
},
{
name: "Software",
sales: [
{ year: 2005, profit: 1100 },
{ year: 2006, profit: 1700 },
{ year: 2007, profit: 1680 },
{ year: 2008, profit: 4000 },
{ year: 2009, profit: 4900 }
]
}
];
//2. 转换数据
var stack = d3.layout
.stack()
.values(function(d) {
return d.sales;
})
.x(function(d) {
return d.year;
})
.y(function(d) {
return d.profit;
});
var data = stack(dataset);
console.log(data);
//3. 绘制
//外边框
var padding = { left: 50, right: 100, top: 30, bottom: 30 };
//创建x轴比例尺
var xRangeWidth = width - padding.left - padding.right;
var xScale = d3.scale
.ordinal()
.domain(
data[0].sales.map(function(d) {
return d.year;
})
)
.rangeBands([0, xRangeWidth], 0.3);
//创建y轴比例尺
//最大利润（定义域的最大值）
var maxProfit = d3.max(data[data.length - 1].sales, function(d) {
return d.y0 + d.y;
});
//最大高度（值域的最大值）
var yRangeWidth = height - padding.top - padding.bottom;
var yScale = d3.scale
.linear()
.domain([0, maxProfit]) //定义域
.range([0, yRangeWidth]); //值域
//颜色比例尺
var color = d3.scale.category10();
//添加分组元素
var groups = svg
.selectAll("g")
.data(data)
.enter()
.append("g")
.style("fill", function(d, i) {
return color(i);
});
//添加矩形
var rects = groups
.selectAll("rect")
.data(function(d) {
return d.sales;
})
.enter()
.append("rect")
.attr("x", function(d) {
return xScale(d.year);
})
.attr("y", function(d) {
return yRangeWidth - yScale(d.y0 + d.y);
})
.attr("width", function(d) {
return xScale.rangeBand();
})
.attr("height", function(d) {
return yScale(d.y);
})
.attr(
"transform",
"translate(" + padding.left + "," + padding.top + ")"
);
var sss = groups
.selectAll("text")
.data(function(d) {
return d.sales;
})
.enter()
.append("text")
.attr("x", function(d) {
return xScale(d.year);
})
//.attr("y",function(d){ return yRangeWidth - yScale( d.y0 + d.y ); })
.attr("y", function(d) {
return 390;
})
.text("我们是1111111111111")
.attr("transform", function(d) {
debugger;
let bbb = padding.left * 1 + xScale.rangeBand() / 2;
let aaa = xScale(d.year) + 8 + xScale.rangeBand() / 2;
debugger;
return (
"rotate3D(" +
aaa +
" 400 1 90) translate(" +
bbb +
"," +
padding.top +
") "
);
});
//添加坐标轴
//var xAxis = d3.svg.axis()
// .scale(xScale)
// .orient("bottom");
//
//yScale.range([yRangeWidth, 0]);
//var yAxis = d3.svg.axis()
// .scale(yScale)
// .orient("left");
//svg.append("g")
// .attr("class","axis")
// .attr("transform","translate(" + padding.left + "," + (height - padding.bottom) + ")")
// .call(xAxis);
//svg.append("g")
// .attr("class","axis")
// .attr("transform","translate(" + padding.left + "," + (height - padding.bottom - yRangeWidth) + ")")
// .call(yAxis);
//添加分组标签
//var labHeight = 50;
//var labRadius = 10;
//var labelCircle = groups.append("circle")
// .attr("cx",function(d){ return width - padding.right*0.98; })
// .attr("cy",function(d,i){ return padding.top * 2 + labHeight * i; })
// .attr("r",labRadius);
//var labelText = groups.append("text")
// .attr("x",function(d){ return width - padding.right*0.8; })
// .attr("y",function(d,i){ return padding.top * 2 + labHeight * i; })
// .attr("dy",labRadius/2)
// .text(function(d){ return d.name; });
</script>
</body>
</html>
