gnuplot/gnuplot.js

node gnuplot wrapper

var run = require('comandante');

module.exports = function () {
    var plot = run('gnuplot', []);

    plot.print = function (data, options) {
        plot.write(data);
        if (options && options.end) {
            plot.end();
        }
        return plot;
    };

    plot.println = function (data, options) {
        return plot.print(data + '\n', options);
    };

    ['set', 'unset', 'plot', 'splot', 'replot'].forEach(function (name) {
        plot[name] = function (data, options) {
            if (data) {
                return plot.println(name + ' ' + data, options);                
            }
            return plot.println(name, options);                
        };
    });

    return plot;
};