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drawline.js
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drawline.js
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function drawline() {
dataPath = 'https://shuhuachou.github.io/1109_D3/';
dataFile = 'table.csv'
dataUrl = dataPath + dataFile;
var width = 1024;
var height = 800;
d3.csv(dataFile, function(data) {
console.log(data);
data.forEach(function(d) {
console.log(d.Open);
});
var hshift = -100;
var maxy = d3.max(data, function(d) { return d.Open; });
var ln = data.length;
var ctrl = d3.select(".smallBox").append("svg").attr("width", width).attr("height", height);
var lines1 = d3.line().
x(function(d,i){ return i * (width/ln); }).
y(function(d){ return height - d.Open * (height/maxHigh) ; });
var lines2 = d3.line().
x(function(d,i){ return i * (width/ln); }).
y(function(d){ return height - d.Open * (height/maxHigh) ; });
var lines3 = d3.line().
x(function(d,i){ return i * (width/ln); }).
y(function(d){ return height - d.Open * (height/maxHigh) ; });
var lines4 = d3.line().
x(function(d,i){ return i * (width/ln); }).
y(function(d){ return height - d.Open * (height/maxHigh) ; });
ctrl.append("path").data([data]).
attr("class", "pathline").
attr("id", "open").
attr("d", lines1);
ctrl.append("path").data([data]).
attr("class", "pathline").
attr("id", "high").
attr("d", lines2);
ctrl.append("path").data([data]).
attr("class", "pathline").
attr("id", "low").
attr("d", lines3);
ctrl.append("path").data([data]).
attr("class", "pathline").
attr("id", "close").
attr("d", lines4);
});
}