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我剛剛進入JavaScript和d3.js.請原諒這個簡單的問題,但我厭倦了看這個無濟於事。我相信這顯而易見而且簡單,但爲什麼這些柱狀圖是從上到下而不是從下往上繪製的。我試圖翻轉域和範圍的值,並嘗試轉換組,但似乎沒有任何工作。謝謝。定義座標系
<!DOCTYPE html>
<html>
<head>
<title>Test</title>
<script src="http://d3js.org/d3.v2.js"></script>
<style type="text/css">
.background
{
background-color:Gray;
border:solid 1px black
}
#container
{
margin:auto;
width:700;
}
body
{
margin:0px;
padding:0px;
}
</style>
</head>
<body>
<div id="container"></div>
<script type="text/javascript">
var data = {};
data.distance = [3.17, 2.6, 3.08, 3.12, 3.14, 3.16, 3.19, 3.24, 3.21, 4.51, 3.18, 3.16, 3, 3.2, 3.07, 3.16, 3, 0.01, 2, 3.32, 3.33, 3, 3, 5, 3.41, 3.05, 3.01, 5, 5.03, 5, 1.68, 3, 3, 1.93, 1.96, 6.08, 4.27, 4.86, 3, 3, 2.51, 3.97, 2.87, 4, 4, 7.94, 6.64, 4, 4.03, 0.25, 2.64, 8.09, 1.96, 4.64, 5.48, 5.54, 7, 4, 4]
var y = d3.scale.linear()
.domain([0,d3.max(data.distance)])
.range([0,250]);
var chart = d3.select("div")
.append("svg")
.attr("class","background")
.attr("width",10*data.distance.length)
.attr("height",350)
.append("g")
chart.selectAll("rect")
.data(data.distance)
.enter()
.append("rect")
.attr("fill", "white")
.attr("stroke","black")
.attr("width", 10)
.attr("height",y)
.attr("x",function(d,i){return i *10});
</script>
</body>
參見本琴:http://jsfiddle.net/xqpGV/2/ – jsalonen
真棒!非常感謝!那讓我瘋狂。我錯過了那個y屬性。猜猜我需要閱讀SVG矩形。 –
沒問題。快樂黑客! – jsalonen