質問編集履歴
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コードを記入
test
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test
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@@ -2,10 +2,162 @@
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すいませんが、どなたかわかる方いたら教えて欲しいです。
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<body>
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<button>Update</button>
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<script src="http://d3js.org/d3.v4.min.js"></script>
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http://
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<script src="http://techanjs.org/techan.min.js"></script>
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<script>
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var margin = {top: 20, right: 20, bottom: 30, left: 50},
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width = 960 - margin.left - margin.right,
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height = 500 - margin.top - margin.bottom;
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var parseDate = d3.timeParse("%d-%b-%y");
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var x = techan.scale.financetime()
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.range([0, width]);
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var y = d3.scaleLinear()
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.range([height, 0]);
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var candlestick = techan.plot.candlestick()
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.xScale(x)
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.yScale(y);
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var xAxis = d3.axisBottom()
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.scale(x);
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var yAxis = d3.axisLeft()
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.scale(y);
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var svg = d3.select("body").append("svg")
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.attr("width", width + margin.left + margin.right)
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.attr("height", height + margin.top + margin.bottom)
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.append("g")
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
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d3.csv("data.csv", function(error, data) {
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var accessor = candlestick.accessor();
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data = data.slice(0, 200).map(function(d) {
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return {
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date: parseDate(d.Date),
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open: +d.Open,
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high: +d.High,
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low: +d.Low,
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close: +d.Close,
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volume: +d.Volume
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};
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}).sort(function(a, b) { return d3.ascending(accessor.d(a), accessor.d(b)); });
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svg.append("g")
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.attr("class", "candlestick");
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svg.append("g")
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.attr("class", "x axis")
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.attr("transform", "translate(0," + height + ")");
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svg.append("g")
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.attr("class", "y axis")
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.append("text")
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.attr("transform", "rotate(-90)")
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.attr("y", 6)
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.attr("dy", ".71em")
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.style("text-anchor", "end")
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.text("Price ($)");
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// Data to display initially
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draw(data.slice(0, data.length-20));
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// Only want this button to be active if the data has loaded
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d3.select("button").on("click", function() { draw(data); }).style("display", "inline");
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});
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function draw(data) {
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x.domain(data.map(candlestick.accessor().d));
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y.domain(techan.scale.plot.ohlc(data, candlestick.accessor()).domain());
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svg.selectAll("g.candlestick").datum(data).call(candlestick);
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svg.selectAll("g.x.axis").call(xAxis);
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svg.selectAll("g.y.axis").call(yAxis);
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}
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</script>
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