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我一直在努力標籤添加到我的條形圖在這個問題描述:添加D3標籤不工作
Adding label on a D3 bar chart
不過,我可以得到的標籤顯示,但不超過相應的條(他們都排在第一欄上/上)。任何幫助將不勝感激。這裏是我的代碼:
var cdata = { title: "Sample Chart", Pod: 10, WOSNF : 201.57, SNFW: 8.89, YTDTarget: 15.14, AnnualTarget: 22.10, Max: 250 }
var margin = {top: 20, right: 20, bottom: 70, left: 40},
width = 500 - margin.left - margin.right,
height = 500 - margin.top - margin.bottom;
// Parse the categories
var x = d3.scale.ordinal().rangeRoundBands([0, width], .05);
var y = d3.scale.linear().range([height, 30]);
y.domain([0, 30]);
var xAxis = d3.svg.axis()
.scale(x)
.orient("bottom")
var yAxis = d3.svg.axis()
.scale(y)
.orient("left")
.ticks(10);
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform",
"translate(" + margin.left + "," + margin.top + ")");
d3.csv("data2.csv", function(error, data) {
data.forEach(function(d) {
d.value = +d.value;
console.log(d.value);
});
x.domain(data.map(function(d) { return d.Category; }));
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.append("text")
.style("text-anchor", "end")
.attr("x", width/2)
.attr("y", 30)
.attr("dx", ".71em")
.attr("transform", "translate(40,20)")
;
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.append("text")
.attr("transform", "translate(" + (width/2) + ",-25)")
.attr("y", 6)
.attr("dy", ".71em")
.style("text-anchor", "middle")
.style("font-size", "14pt")
.text("Sample Chart");
svg.selectAll("bar")
.data(data)
.enter().append("rect")
.style("fill", "steelblue")
.style("fill-opacity", "0.5")
.attr("x", function(d) { return x(d.Category); })
.attr("width", x.rangeBand())
.attr("y", function(d) { return y(d.value) - 1;})
.attr("height", function(d) { return height - y(d.value);})
var yTextPadding = 20;
svg.selectAll("bartext")
.data(data)
.enter().append("text")
.attr("class", "bartext")
.attr("text-anchor", "middle")
.attr("fill", "black")
.attr("x", function(d, i) {
return x.rangeBand()/2;
})
.attr("y", function(d) {
return y(d.value);
})
.text(function(d){
return d.value;
});
});
var G3 = svg.append("g")
G3.append("line")
.attr("y1", y(cdata["YTDTarget"])-1)
.attr("y2", y(cdata["YTDTarget"])-1)
.attr("x1", 0)
.attr("x2", 500)
.attr("stroke-width", 2)
.attr("stroke", "black");
G3.append("text")
.attr("x",10)
.attr("y", y(cdata["YTDTarget"])+10)
.style("fill", "black")
.style("text-anchor", "start")
.text("RU YTD Target - " + cdata["YTDTarget"]);
var G4 = svg.append("g")
G4.append("line")
.attr("y1", y(cdata["AnnualTarget"])-1)
.attr("y2", y(cdata["AnnualTarget"])-1)
.attr("x1", 0)
.attr("x2", 500)
.attr("stroke-width", 2)
.attr("stroke", "black");
G4.append("text")
.attr("x", 10)
.attr("y", y(cdata["AnnualTarget"])+10)
.style("fill", "black")
.style("text-anchor", "start")
.text("RU Annual Target - " + cdata["AnnualTarget"]);
,這裏是數據:
Category,value
"Group1",27.2
"Group2",24.6
"Group3",27.1
數據的解析以下的元素是繪製整個圖線以供參考。
謝謝!