CSE332_SampleCode/axis_scatter.html at master · Sky970415/CSE332_SampleCode · GitHub

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<!-- Author : Ayush Kumar - aykumar@cs.stonybrook.edu -->

<!doctype html>
<html>
<head>
    <script src="https://d3js.org/d3.v4.min.js"></script>
</head>
<style>
    svg rect {
        fill: orange;
    }

    svg text {
        fill:white;
        font: 10px sans-serif;
        text-anchor: end;
    }
</style>
<body>


    <script>
                var width = 400, height = 400;

                var data = [10, 15, 20, 25, 30];
                var svg = d3.select("body")
                    .append("svg")
                    .attr("width", width)
                    .attr("height", height);

                var xscale = d3.scaleLinear()
                    .domain([0, d3.max(data)])
                    .range([0, width - 100]); //specifies the range [0,300]. So value 10 will be map to 0 and value 300 woill be map to 30.

                var yscale = d3.scaleLinear()
                        .domain([0, d3.max(data)])
                        .range([height/2, 0]);//specifies the range [0,300]. So value 30 will be map to 200 and value 0 woill be map to 10.

                var x_axis = d3.axisBottom()
                        .scale(xscale);// d3.axisBottom to create our x-axis and provide it with the scale we defined earlier.

                var y_axis = d3.axisLeft()
                        .scale(yscale);// d3.axisLeft() to create our y-axis and provide it with the scale we defined earlier.

                    svg.append("g")
                       .attr("transform", "translate(50, 10)")
                       .call(y_axis); //append a group element and call the y-axis function. So, all the components of the y-axis will be grouped under the group element. We then apply a translate transformation to align the y-axis to 50px right of the origin and 10px to the bottom of the origin

                var xAxisTranslate = height/2 + 10;

                    svg.append("g")
                            .attr("transform", "translate(50, " + xAxisTranslate  +")")
                            .call(x_axis)

    </script>

</body>

</html>