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| <h1>Prognoz Export</h1> |
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| <script type="text/javascript" src="/javascripts/d3.v2.js"></script> | ||
| <script type="text/javascript" src="/javascripts/dat.gui.min.js"></script> | ||
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| <h1><%= @series.name %></h1> | ||
| <div id= "chart_div"> | ||
| <svg></svg> | ||
| </div> | ||
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| <script type="text/javascript"> | ||
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| var gui = new dat.GUI(); | ||
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| var dat_gui_ranges = { | ||
| w : [0, 800], | ||
| h : [0, 1200], | ||
| udaman_width :[0,20], | ||
| aremos_width :[0,20], | ||
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| } | ||
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| //put all hard coded values in this object | ||
| var params = { | ||
| scale: 1.7, | ||
| w: 555, | ||
| h: 280, | ||
| t_margin: 20, | ||
| r_margin: 20, | ||
| b_margin: 85, | ||
| l_margin: 50, | ||
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| // bar_width: 50, | ||
| tick_length: 7, | ||
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| x_axis_color: "gray", | ||
| x_axis_fontcolor: "gray", | ||
| x_axis_fontsize: 10, | ||
| x_axis_font_rotation: 320, | ||
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| y_axis_color: "gray", | ||
| y_axis_fontcolor: "gray", | ||
| y_axis_fontsize: 10, | ||
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| udaman_color: "#227893", | ||
| aremos_color: "#D84506", | ||
| aremos_width:1.5, | ||
| udaman_width:1.5, | ||
| // fill_opacity: 0.2, | ||
| // point_size :2.5, | ||
| //just to store for redraw | ||
| viz_data: [], | ||
| }; | ||
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| function left_boundary() { return params.l_margin; } | ||
| function right_boundary() { return params.w * params.scale - params.r_margin; } | ||
| function top_boundary() { return params.t_margin; } | ||
| function bottom_boundary() { return params.h * params.scale - params.b_margin; } | ||
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| function init_viz_element(svg, elem_with_class, data) { | ||
| var elem_parts = elem_with_class.split("."); | ||
| var elem = elem_parts[0]; | ||
| var elem_class = elem_parts[1]; | ||
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| var viz_element = svg.selectAll(elem_with_class).data(data); | ||
| viz_element.enter().append(elem).attr("class", elem_class); | ||
| viz_element.exit().remove(); | ||
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| return viz_element; | ||
| } | ||
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| function draw() { | ||
| var data = [ | ||
| <% @comp.sort.each do |date_string, val| %> | ||
| {date: "<%=date_string %>", aremos: <%= val[:aremos].nil? ? "null" : val[:aremos] %>, udaman: <%= val[:udaman].nil? ? "null" : val[:udaman] %>}, | ||
| <%end%> | ||
| ] | ||
| //store things for next draw iteration | ||
| params.viz_data = data; | ||
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| var max_y_val = d3.max(data, function(row) {return row.aremos > row.udaman ? row.aremos : row.udaman });// 30000; // replace with actual value from data | ||
| var min_y_val = d3.min(data, function(row) {return row.aremos < row.udaman ? row.aremos : row.udaman });// 30000; // replace with actual value from data | ||
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| //preparing SVG Area | ||
| var svg = d3.selectAll("svg"); | ||
| svg. | ||
| attr("height", function(d,i) {return params.h * params.scale}). | ||
| attr("width", function(d) {return params.w * params.scale}). | ||
| attr("fill", 'green') | ||
| .data([data]); | ||
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| var headers = data.map(function(elem) { return elem.date }); | ||
| //var categories = headers.slice(1); //alert(categories.toSource()); | ||
| var first_year = d3.min(data, function(row) {return row[headers[0]]}); | ||
| var last_year = d3.max(data, function(row) {return row[headers[0]]}); | ||
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| var x = d3.scale.ordinal().domain(headers).rangePoints([left_boundary(), right_boundary() ]); | ||
| var y = d3.scale.linear().domain([min_y_val, max_y_val]).range([bottom_boundary(), top_boundary() ]); | ||
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| var line = init_viz_element(svg, "path.line_aremos", function(d) { return [d]; }) | ||
| .attr("d", d3.svg.line() | ||
| .x(function(d) { return x(d.date); }) | ||
| .y(function(d) { return d.aremos === null ? y(min_y_val) : y(d.aremos); }) | ||
| ) | ||
| .attr("stroke", params.aremos_color) | ||
| .attr("fill", "none") | ||
| .attr("stroke-dasharray", "10,5") | ||
| .attr("stroke-width", params.aremos_width); | ||
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| var line = init_viz_element(svg, "path.line_udaman", function(d) { return [d]; }) | ||
| .attr("d", d3.svg.line() | ||
| .x(function(d) { return x(d.date); }) | ||
| .y(function(d) { return d.udaman === null ? y(min_y_val) : y(d.udaman); }) | ||
| ) | ||
| .attr("stroke", params.udaman_color) | ||
| .attr("stroke-width",params.udaman_width) | ||
| .attr("fill", "none"); | ||
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| //------ x Axis ------------------------------------------------------------------- | ||
| var xaxis = init_viz_element(svg, "line.xaxis", ["dummy_data"]) | ||
| .attr("y1", bottom_boundary()) | ||
| .attr("y2", bottom_boundary()) | ||
| .attr("x1", function(d) {return left_boundary()}) | ||
| .attr("x2", function(d) {return right_boundary()}) | ||
| .attr("stroke", params.x_axis_color); | ||
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| var xticks = init_viz_element(svg, "line.xtick", headers) | ||
| .attr("y1", bottom_boundary()) | ||
| .attr("y2", bottom_boundary() + params.tick_length ) | ||
| .attr("x1", function(d) {return x(d)}) | ||
| .attr("x2", function(d) {return x(d)}) | ||
| .attr("stroke", params.x_axis_color); | ||
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| var xtick_labels = init_viz_element(svg, "text.xtick_label", headers) | ||
| .attr("x", function(d) { return x(d)}) | ||
| .attr("y", bottom_boundary()) | ||
| .attr("fill", params.x_axis_fontcolor) | ||
| .attr("font-size", params.x_axis_fontsize+"px") | ||
| .attr("transform", function(d) {return "rotate("+params.x_axis_font_rotation +" "+ (x(d)+params.tick_length*4).toString() + "," + bottom_boundary() + ")"; }) | ||
| .attr("text-anchor", "end") | ||
| .text(function(d) {return d; }); | ||
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| //------ x Axis End ------------------------------------------------------------------- | ||
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| //------ y Axis ------------------------------------------------------------------- | ||
| var yaxis = init_viz_element(svg, "line.yaxis", ["dummy_data"]) | ||
| .attr("x1", left_boundary()) | ||
| .attr("x2", left_boundary()) | ||
| .attr("y1", function(d) {return top_boundary()}) | ||
| .attr("y2", function(d) {return bottom_boundary()}) | ||
| .attr("stroke", params.y_axis_color); | ||
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| var yticks = init_viz_element(svg, "line.ytick", y.ticks(10)) | ||
| .attr("y1", function(d) {return y(d)}) | ||
| .attr("y2", function(d) {return y(d)}) | ||
| .attr("x1", left_boundary() - params.tick_length) | ||
| .attr("x2", left_boundary() ) | ||
| .attr("stroke", params.y_axis_color); | ||
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| var ytick_labels = init_viz_element(svg, "text.ytick_label", y.ticks(10)) | ||
| .attr("y", function(d) { return y(d) + (params.y_axis_fontsize / 3.5)}) | ||
| .attr("x", left_boundary() - params.tick_length * 1.5) | ||
| .attr("fill", params.y_axis_fontcolor) | ||
| .attr("font-size", params.y_axis_fontsize+"px") | ||
| .attr("text-anchor", "end") | ||
| .text(function(d) {return d; }); | ||
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| //------ y Axis End ------------------------------------------------------------------- | ||
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| } | ||
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| //all dat.gui changes should trigger a redraw | ||
| // generate the dat.gui control for any numerical ranges | ||
| d3.entries(dat_gui_ranges).forEach(function(elem) { | ||
| var attr = elem.key; | ||
| var range = elem.value; | ||
| gui.add(params, attr, range[0], range[1]).onChange(draw); | ||
| } ); | ||
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| gui.addColor(params, 'udaman_color').onChange(draw); | ||
| gui.addColor(params, 'aremos_color').onChange(draw); | ||
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| //add color or custom controls here | ||
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| draw(); | ||
| </script> | ||
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