[IMP] moved graph JavaScript from template to separate JS file (using AJAX), removed static copy of graph library

bzr revid: pga@tinyerp.com-20140203073439-mj21tfw6a0mg56v1
This commit is contained in:
Parth Gajjar (Open ERP) 2014-02-03 13:04:39 +05:30
parent 9f7dd63acd
commit e942cb2cd0
7 changed files with 139 additions and 23660 deletions

View File

@ -334,6 +334,7 @@ class WebsiteSurvey(http.Controller):
})
return result_summary
@http.route(['/survey/results/graph/<model("survey.question"):question>'],type='http', auth='user', multilang=True, website=True)
def get_graph_data(self, question):
'''Returns appropriate formated data required by graph library'''
result = []

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@ -0,0 +1,20 @@
.only_left_radius{
border-top-right-radius:2em;
border-bottom-right-radius:2em;
}
.only_right_radius{
border-top-left-radius:2em;
border-bottom-left-radius:2em;
}
.nvtooltip h5 {
margin: 0;
line-height: 18px;
font-weight: bold;
background-color: rgba(247,247,247,0.75);
text-align: center;
border-bottom: 1px solid #ebebeb;
-webkit-border-radius: 5px 5px 0 0;
-moz-border-radius: 5px 5px 0 0;
border-radius: 5px 5px 0 0;
}

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@ -0,0 +1,109 @@
/*
* OpenERP, Open Source Management Solution
* Copyright (C) 2004-TODAY OpenERP S.A. <http://www.openerp.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* This file is intended to add interactivity to survey forms rendered by
* the website engine.
*/
$(document).ready(function () {
'use strict';
console.log("Survey Result JS loaded ....");
var survey_graphs = $('.survey_graph');
$.each(survey_graphs, function(index, graph){
var question_id = $(graph).attr("data-question_id");
var graph_type = $(graph).attr("data-graph_type");
$.ajax({
url: '/survey/results/graph/'+question_id,
type: 'POST', // submission type
dataType: 'json', // answer expected type
success: function(response, status, xhr, wfe){
if(graph_type == 'multi_bar'){
nv.addGraph(function(){
var chart = nv.models.multiBarChart()
.x(function(d) { return d.text })
.y(function(d) { return d.count })
.staggerLabels(true);
// Replacing Library's Default Tooltip with our Custom One
chart.tooltip(function(key, x, y, e, graph) {
return '<h5 class="panel-primary"><div class="panel-heading">' + x + '</div></h5>' +
'<p>'+ '<b>Responses : </b>' + key + '</p>' +
'<p>' + "<b>Total Vote : </b>" + y + '</p>'
})
// Custom Tick fuction for replacing long text with '...'
var customtick_function = function(d){
if(! this || d.length < 25){
return d;
}
else{
return d.slice(0,25)+'...';
}
}
chart.xAxis
.tickFormat(customtick_function);
chart.yAxis
.tickFormat(d3.format('d'));
d3.select('#graph_question_' + question_id + ' svg')
.datum(response)
.transition().duration(500).call(chart);
nv.utils.windowResize(chart.update);
return chart;
});
}
else if(graph_type == 'bar'){
nv.addGraph(function() {
var chart = nv.models.discreteBarChart()
.x(function(d) { return d.text })
.y(function(d) { return d.count })
.staggerLabels(true)
.tooltips(false)
.showValues(true)
// Custom Tick fuction for replacing long text with '...'
var customtick_function = function(d){
if(this.hasOwnProperty('window') || d.length < 35){
return d;
}
else{
return d.slice(0,35)+'...';
}
}
chart.xAxis
.tickFormat(customtick_function);
chart.yAxis
.tickFormat(d3.format('d'));
d3.select('#graph_question_' + question_id + ' svg')
.datum(response)
.transition().duration(500)
.call(chart);
nv.utils.windowResize(chart.update);
return chart;
});
}
}
});
})
});

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@ -1,768 +0,0 @@
/********************
* HTML CSS
*/
.chartWrap {
margin: 0;
padding: 0;
overflow: hidden;
}
/********************
Box shadow and border radius styling
*/
.nvtooltip.with-3d-shadow, .with-3d-shadow .nvtooltip {
-moz-box-shadow: 0 5px 10px rgba(0,0,0,.2);
-webkit-box-shadow: 0 5px 10px rgba(0,0,0,.2);
box-shadow: 0 5px 10px rgba(0,0,0,.2);
-webkit-border-radius: 6px;
-moz-border-radius: 6px;
border-radius: 6px;
}
/********************
* TOOLTIP CSS
*/
.nvtooltip {
position: absolute;
background-color: rgba(255,255,255,1.0);
padding: 1px;
border: 1px solid rgba(0,0,0,.2);
z-index: 10000;
font-family: Arial;
font-size: 13px;
text-align: left;
pointer-events: none;
white-space: nowrap;
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
/*Give tooltips that old fade in transition by
putting a "with-transitions" class on the container div.
*/
.nvtooltip.with-transitions, .with-transitions .nvtooltip {
transition: opacity 250ms linear;
-moz-transition: opacity 250ms linear;
-webkit-transition: opacity 250ms linear;
transition-delay: 250ms;
-moz-transition-delay: 250ms;
-webkit-transition-delay: 250ms;
}
.nvtooltip.x-nvtooltip,
.nvtooltip.y-nvtooltip {
padding: 8px;
}
.nvtooltip h3,.nvtooltip h5 {
margin: 0;
line-height: 18px;
font-weight: bold;
background-color: rgba(247,247,247,0.75);
text-align: center;
border-bottom: 1px solid #ebebeb;
-webkit-border-radius: 5px 5px 0 0;
-moz-border-radius: 5px 5px 0 0;
border-radius: 5px 5px 0 0;
}
.nvtooltip p {
margin: 0;
padding: 5px 14px;
text-align: center;
}
.nvtooltip span {
display: inline-block;
margin: 2px 0;
}
.nvtooltip table {
margin: 6px;
border-spacing:0;
}
.nvtooltip table td {
padding: 2px 9px 2px 0;
vertical-align: middle;
}
.nvtooltip table td.key {
font-weight:normal;
}
.nvtooltip table td.value {
text-align: right;
font-weight: bold;
}
.nvtooltip table tr.highlight td {
padding: 1px 9px 1px 0;
border-bottom-style: solid;
border-bottom-width: 1px;
border-top-style: solid;
border-top-width: 1px;
}
.nvtooltip table td.legend-color-guide div {
width: 8px;
height: 8px;
vertical-align: middle;
}
.nvtooltip .footer {
padding: 3px;
text-align: center;
}
.nvtooltip-pending-removal {
position: absolute;
pointer-events: none;
}
/********************
* SVG CSS
*/
svg {
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
/* Trying to get SVG to act like a greedy block in all browsers */
display: block;
width:100%;
height:100%;
}
svg text {
font: normal 12px Arial;
}
svg .title {
font: bold 14px Arial;
}
.nvd3 .nv-background {
fill: white;
fill-opacity: 0;
/*
pointer-events: none;
*/
}
.nvd3.nv-noData {
font-size: 18px;
font-weight: bold;
}
/**********
* Brush
*/
.nv-brush .extent {
fill-opacity: .125;
shape-rendering: crispEdges;
}
/**********
* Legend
*/
.nvd3 .nv-legend .nv-series {
cursor: pointer;
}
.nvd3 .nv-legend .disabled circle {
fill-opacity: 0;
}
/**********
* Axes
*/
.nvd3 .nv-axis {
pointer-events:none;
}
.nvd3 .nv-axis path {
fill: none;
stroke: #000;
stroke-opacity: .75;
shape-rendering: crispEdges;
}
.nvd3 .nv-axis path.domain {
stroke-opacity: .75;
}
.nvd3 .nv-axis.nv-x path.domain {
stroke-opacity: 0;
}
.nvd3 .nv-axis line {
fill: none;
stroke: #e5e5e5;
shape-rendering: crispEdges;
}
.nvd3 .nv-axis .zero line,
/*this selector may not be necessary*/ .nvd3 .nv-axis line.zero {
stroke-opacity: .75;
}
.nvd3 .nv-axis .nv-axisMaxMin text {
font-weight: bold;
}
.nvd3 .x .nv-axis .nv-axisMaxMin text,
.nvd3 .x2 .nv-axis .nv-axisMaxMin text,
.nvd3 .x3 .nv-axis .nv-axisMaxMin text {
text-anchor: middle
}
/**********
* Brush
*/
.nv-brush .resize path {
fill: #eee;
stroke: #666;
}
/**********
* Bars
*/
.nvd3 .nv-bars .negative rect {
zfill: brown;
}
.nvd3 .nv-bars rect {
zfill: steelblue;
fill-opacity: .75;
transition: fill-opacity 250ms linear;
-moz-transition: fill-opacity 250ms linear;
-webkit-transition: fill-opacity 250ms linear;
}
.nvd3 .nv-bars rect.hover {
fill-opacity: 1;
}
.nvd3 .nv-bars .hover rect {
fill: lightblue;
}
.nvd3 .nv-bars text {
fill: rgba(0,0,0,0);
}
.nvd3 .nv-bars .hover text {
fill: rgba(0,0,0,1);
}
/**********
* Bars
*/
.nvd3 .nv-multibar .nv-groups rect,
.nvd3 .nv-multibarHorizontal .nv-groups rect,
.nvd3 .nv-discretebar .nv-groups rect {
stroke-opacity: 0;
transition: fill-opacity 250ms linear;
-moz-transition: fill-opacity 250ms linear;
-webkit-transition: fill-opacity 250ms linear;
}
.nvd3 .nv-multibar .nv-groups rect:hover,
.nvd3 .nv-multibarHorizontal .nv-groups rect:hover,
.nvd3 .nv-discretebar .nv-groups rect:hover {
fill-opacity: 1;
}
.nvd3 .nv-discretebar .nv-groups text,
.nvd3 .nv-multibarHorizontal .nv-groups text {
font-weight: bold;
fill: rgba(0,0,0,1);
stroke: rgba(0,0,0,0);
}
/***********
* Pie Chart
*/
.nvd3.nv-pie path {
stroke-opacity: 0;
transition: fill-opacity 250ms linear, stroke-width 250ms linear, stroke-opacity 250ms linear;
-moz-transition: fill-opacity 250ms linear, stroke-width 250ms linear, stroke-opacity 250ms linear;
-webkit-transition: fill-opacity 250ms linear, stroke-width 250ms linear, stroke-opacity 250ms linear;
}
.nvd3.nv-pie .nv-slice text {
stroke: #000;
stroke-width: 0;
}
.nvd3.nv-pie path {
stroke: #fff;
stroke-width: 1px;
stroke-opacity: 1;
}
.nvd3.nv-pie .hover path {
fill-opacity: .7;
}
.nvd3.nv-pie .nv-label {
pointer-events: none;
}
.nvd3.nv-pie .nv-label rect {
fill-opacity: 0;
stroke-opacity: 0;
}
/**********
* Lines
*/
.nvd3 .nv-groups path.nv-line {
fill: none;
stroke-width: 1.5px;
/*
stroke-linecap: round;
shape-rendering: geometricPrecision;
transition: stroke-width 250ms linear;
-moz-transition: stroke-width 250ms linear;
-webkit-transition: stroke-width 250ms linear;
transition-delay: 250ms
-moz-transition-delay: 250ms;
-webkit-transition-delay: 250ms;
*/
}
.nvd3 .nv-groups path.nv-line.nv-thin-line {
stroke-width: 1px;
}
.nvd3 .nv-groups path.nv-area {
stroke: none;
/*
stroke-linecap: round;
shape-rendering: geometricPrecision;
stroke-width: 2.5px;
transition: stroke-width 250ms linear;
-moz-transition: stroke-width 250ms linear;
-webkit-transition: stroke-width 250ms linear;
transition-delay: 250ms
-moz-transition-delay: 250ms;
-webkit-transition-delay: 250ms;
*/
}
.nvd3 .nv-line.hover path {
stroke-width: 6px;
}
/*
.nvd3.scatter .groups .point {
fill-opacity: 0.1;
stroke-opacity: 0.1;
}
*/
.nvd3.nv-line .nvd3.nv-scatter .nv-groups .nv-point {
fill-opacity: 0;
stroke-opacity: 0;
}
.nvd3.nv-scatter.nv-single-point .nv-groups .nv-point {
fill-opacity: .5 !important;
stroke-opacity: .5 !important;
}
.with-transitions .nvd3 .nv-groups .nv-point {
transition: stroke-width 250ms linear, stroke-opacity 250ms linear;
-moz-transition: stroke-width 250ms linear, stroke-opacity 250ms linear;
-webkit-transition: stroke-width 250ms linear, stroke-opacity 250ms linear;
}
.nvd3.nv-scatter .nv-groups .nv-point.hover,
.nvd3 .nv-groups .nv-point.hover {
stroke-width: 7px;
fill-opacity: .95 !important;
stroke-opacity: .95 !important;
}
.nvd3 .nv-point-paths path {
stroke: #aaa;
stroke-opacity: 0;
fill: #eee;
fill-opacity: 0;
}
.nvd3 .nv-indexLine {
cursor: ew-resize;
}
/**********
* Distribution
*/
.nvd3 .nv-distribution {
pointer-events: none;
}
/**********
* Scatter
*/
/* **Attempting to remove this for useVoronoi(false), need to see if it's required anywhere
.nvd3 .nv-groups .nv-point {
pointer-events: none;
}
*/
.nvd3 .nv-groups .nv-point.hover {
stroke-width: 20px;
stroke-opacity: .5;
}
.nvd3 .nv-scatter .nv-point.hover {
fill-opacity: 1;
}
/*
.nv-group.hover .nv-point {
fill-opacity: 1;
}
*/
/**********
* Stacked Area
*/
.nvd3.nv-stackedarea path.nv-area {
fill-opacity: .7;
/*
stroke-opacity: .65;
fill-opacity: 1;
*/
stroke-opacity: 0;
transition: fill-opacity 250ms linear, stroke-opacity 250ms linear;
-moz-transition: fill-opacity 250ms linear, stroke-opacity 250ms linear;
-webkit-transition: fill-opacity 250ms linear, stroke-opacity 250ms linear;
/*
transition-delay: 500ms;
-moz-transition-delay: 500ms;
-webkit-transition-delay: 500ms;
*/
}
.nvd3.nv-stackedarea path.nv-area.hover {
fill-opacity: .9;
/*
stroke-opacity: .85;
*/
}
/*
.d3stackedarea .groups path {
stroke-opacity: 0;
}
*/
.nvd3.nv-stackedarea .nv-groups .nv-point {
stroke-opacity: 0;
fill-opacity: 0;
}
/*
.nvd3.nv-stackedarea .nv-groups .nv-point.hover {
stroke-width: 20px;
stroke-opacity: .75;
fill-opacity: 1;
}*/
/**********
* Line Plus Bar
*/
.nvd3.nv-linePlusBar .nv-bar rect {
fill-opacity: .75;
}
.nvd3.nv-linePlusBar .nv-bar rect:hover {
fill-opacity: 1;
}
/**********
* Bullet
*/
.nvd3.nv-bullet { font: 10px sans-serif; }
.nvd3.nv-bullet .nv-measure { fill-opacity: .8; }
.nvd3.nv-bullet .nv-measure:hover { fill-opacity: 1; }
.nvd3.nv-bullet .nv-marker { stroke: #000; stroke-width: 2px; }
.nvd3.nv-bullet .nv-markerTriangle { stroke: #000; fill: #fff; stroke-width: 1.5px; }
.nvd3.nv-bullet .nv-tick line { stroke: #666; stroke-width: .5px; }
.nvd3.nv-bullet .nv-range.nv-s0 { fill: #eee; }
.nvd3.nv-bullet .nv-range.nv-s1 { fill: #ddd; }
.nvd3.nv-bullet .nv-range.nv-s2 { fill: #ccc; }
.nvd3.nv-bullet .nv-title { font-size: 14px; font-weight: bold; }
.nvd3.nv-bullet .nv-subtitle { fill: #999; }
.nvd3.nv-bullet .nv-range {
fill: #bababa;
fill-opacity: .4;
}
.nvd3.nv-bullet .nv-range:hover {
fill-opacity: .7;
}
/**********
* Sparkline
*/
.nvd3.nv-sparkline path {
fill: none;
}
.nvd3.nv-sparklineplus g.nv-hoverValue {
pointer-events: none;
}
.nvd3.nv-sparklineplus .nv-hoverValue line {
stroke: #333;
stroke-width: 1.5px;
}
.nvd3.nv-sparklineplus,
.nvd3.nv-sparklineplus g {
pointer-events: all;
}
.nvd3 .nv-hoverArea {
fill-opacity: 0;
stroke-opacity: 0;
}
.nvd3.nv-sparklineplus .nv-xValue,
.nvd3.nv-sparklineplus .nv-yValue {
/*
stroke: #666;
*/
stroke-width: 0;
font-size: .9em;
font-weight: normal;
}
.nvd3.nv-sparklineplus .nv-yValue {
stroke: #f66;
}
.nvd3.nv-sparklineplus .nv-maxValue {
stroke: #2ca02c;
fill: #2ca02c;
}
.nvd3.nv-sparklineplus .nv-minValue {
stroke: #d62728;
fill: #d62728;
}
.nvd3.nv-sparklineplus .nv-currentValue {
/*
stroke: #444;
fill: #000;
*/
font-weight: bold;
font-size: 1.1em;
}
/**********
* historical stock
*/
.nvd3.nv-ohlcBar .nv-ticks .nv-tick {
stroke-width: 2px;
}
.nvd3.nv-ohlcBar .nv-ticks .nv-tick.hover {
stroke-width: 4px;
}
.nvd3.nv-ohlcBar .nv-ticks .nv-tick.positive {
stroke: #2ca02c;
}
.nvd3.nv-ohlcBar .nv-ticks .nv-tick.negative {
stroke: #d62728;
}
.nvd3.nv-historicalStockChart .nv-axis .nv-axislabel {
font-weight: bold;
}
.nvd3.nv-historicalStockChart .nv-dragTarget {
fill-opacity: 0;
stroke: none;
cursor: move;
}
.nvd3 .nv-brush .extent {
/*
cursor: ew-resize !important;
*/
fill-opacity: 0 !important;
}
.nvd3 .nv-brushBackground rect {
stroke: #000;
stroke-width: .4;
fill: #fff;
fill-opacity: .7;
}
/**********
* Indented Tree
*/
/**
* TODO: the following 3 selectors are based on classes used in the example. I should either make them standard and leave them here, or move to a CSS file not included in the library
*/
.nvd3.nv-indentedtree .name {
margin-left: 5px;
}
.nvd3.nv-indentedtree .clickable {
color: #08C;
cursor: pointer;
}
.nvd3.nv-indentedtree span.clickable:hover {
color: #005580;
text-decoration: underline;
}
.nvd3.nv-indentedtree .nv-childrenCount {
display: inline-block;
margin-left: 5px;
}
.nvd3.nv-indentedtree .nv-treeicon {
cursor: pointer;
/*
cursor: n-resize;
*/
}
.nvd3.nv-indentedtree .nv-treeicon.nv-folded {
cursor: pointer;
/*
cursor: s-resize;
*/
}
/**********
* Parallel Coordinates
*/
.nvd3 .background path {
fill: none;
stroke: #ccc;
stroke-opacity: .4;
shape-rendering: crispEdges;
}
.nvd3 .foreground path {
fill: none;
stroke: steelblue;
stroke-opacity: .7;
}
.nvd3 .brush .extent {
fill-opacity: .3;
stroke: #fff;
shape-rendering: crispEdges;
}
.nvd3 .axis line, .axis path {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.nvd3 .axis text {
text-shadow: 0 1px 0 #fff;
}
/****
Interactive Layer
*/
.nvd3 .nv-interactiveGuideLine {
pointer-events:none;
}
.nvd3 line.nv-guideline {
stroke: #ccc;
}

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@ -4,20 +4,13 @@
<template id="result" name="Survey Result">
<t t-call="website.layout">
<div class="container">
<link href="/survey/static/src/lib/nvd3/nv.d3.css" rel="stylesheet" type="text/css"></link>
<script src="/survey/static/src/lib/nvd3/lib/d3.v3.js"></script>
<script src="/survey/static/src/lib/nvd3/nv.d3.js"></script>
<style>
.only_left_radius{
border-top-right-radius:2em;
border-bottom-right-radius:2em;
}
.only_right_radius{
border-top-left-radius:2em;
border-bottom-left-radius:2em;
}
</style>
<t t-set="head">
<link href="/web_graph/static/src/css/nv.d3.css" rel="stylesheet" type="text/css"></link>
<link href="/survey/static/src/css/survey_result.css" rel="stylesheet" type="text/css"></link>
<script src="/web_graph/static/lib/nvd3/d3.v3.js"></script>
<script src="/web_graph/static/lib/nvd3/nv.d3.js"></script>
<script type="text/javascript" src="/survey/static/src/js/survey_result.js" />
</t>
<h1>Survey Result</h1>
<h2><span t-field='survey.title'></span></h2>
<div t-foreach='survey.page_ids' t-as='page' class="panel panel-primary">
@ -152,43 +145,7 @@
</ul>
<div class="tab-content">
<div class="tab-pane active" t-att-id="'graph_question_'+str(question.id)">
<!-- Dynamic script for single bar chart -->
<script>
var question_<t t-esc="question.id"></t> = <t t-raw="get_graph_data(question)"></t>;
nv.addGraph(function() {
var chart = nv.models.discreteBarChart()
.x(function(d) { return d.text })
.y(function(d) { return d.count })
.staggerLabels(true)
.tooltips(false)
.showValues(true)
// Custom Tick fuction for replacing long text with '...'
var customtick_function = function(d){
if(this.hasOwnProperty('window') || d.length &lt; 35){
return d;
}
else{
return d.slice(0,35)+'...';
}
}
chart.xAxis
.tickFormat(customtick_function);
chart.yAxis
.tickFormat(d3.format('d'));
d3.select('#graph_question_<t t-esc="question.id"></t> svg')
.datum(question_<t t-esc="question.id"></t>)
.transition().duration(500)
.call(chart);
nv.utils.windowResize(chart.update);
return chart;
});
</script>
<div class="tab-pane active survey_graph" t-att-id="'graph_question_'+str(question.id)" t-att-data-question_id= "question.id" data-graph_type= "bar">
<!-- svg element for drawing bar chart -->
<svg style="height:20em"></svg>
</div>
@ -237,46 +194,7 @@
</ul>
<div class="tab-content">
<div class="tab-pane active with-3d-shadow with-transitions" t-att-id="'graph_question_'+str(question.id)">
<!-- Dynamic script for Multi bar chart -->
<script>
var question_<t t-esc="question.id"></t> = <t t-raw="get_graph_data(question)"></t>;
nv.addGraph(function(){
var chart = nv.models.multiBarChart()
.x(function(d) { return d.text })
.y(function(d) { return d.count })
.staggerLabels(true);
// Replacing Library's Default Tooltip with our Custom One
chart.tooltip(function(key, x, y, e, graph) {
return '<h5 class="panel-primary"><div class="panel-heading">' + x + '</div></h5>' +
'<p>'+ '<b>Responses : </b>' + key + '</p>' +
'<p>' + "<b>Total Vote : </b>" + y + '</p>'
})
// Custom Tick fuction for replacing long text with '...'
var customtick_function = function(d){
if(this.hasOwnProperty('window') || d.length &lt; 25){
return d;
}
else{
return d.slice(0,25)+'...';
}
}
chart.xAxis
.tickFormat(customtick_function);
chart.yAxis
.tickFormat(d3.format('d'));
d3.select('#graph_question_<t t-esc="question.id"></t> svg')
.datum(question_<t t-esc="question.id"></t>)
.transition().duration(500).call(chart);
nv.utils.windowResize(chart.update);
return chart;
});
</script>
<div class="tab-pane active with-3d-shadow with-transitions survey_graph" t-att-id="'graph_question_'+str(question.id)" t-att-data-question_id= "question.id" data-graph_type= "multi_bar">
<!-- svg element for drawing Multibar chart -->
<svg style="height:20em"></svg>
</div>