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changed scaling of the commits-per-month graph

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hyung-hwan 2015-02-12 14:51:54 +00:00
parent 5d877702e7
commit 6f8e76d2f5
1 changed files with 44 additions and 14 deletions
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58
codepot/src/codepot/views/project_home.php
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@ -134,12 +134,24 @@ function show_commits_per_month_graph(response)
} }
commits_per_month_keys = commits_per_month_keys.sort(); commits_per_month_keys = commits_per_month_keys.sort();
var max_value = 0;
var x_scale = Math.ceil(commits_per_month_keys.length / 12);
if (x_scale <= 0) x_scale = 1;
for (i = 0; i < commits_per_month_keys.length; i++) for (i = 0; i < commits_per_month_keys.length; i++)
{ {
commits_per_month_values.push (commits_per_month[commits_per_month_keys[i]]); var commits = commits_per_month[commits_per_month_keys[i]];
committers_per_month_values.push (committers_per_month[commits_per_month_keys[i]]); var committers = committers_per_month[commits_per_month_keys[i]];
if (commits_per_month_keys.length > 12 && (i % 3)) commits_per_month_keys[i] = ''; if (commits > max_value) max_value = commits;
if (committers > max_value) max_value = committers;
commits_per_month_values.push (commits);
committers_per_month_values.push (committers);
// to work around the problem of too many data points.
// chart.js doesn't provide a means to skip x-labels.
// empty some points despite the side effect to tooltip titles.
if (i % x_scale) commits_per_month_keys[i] = '';
} }
var commits_per_month_data = { var commits_per_month_data = {
@ -148,40 +160,58 @@ function show_commits_per_month_graph(response)
datasets : [ datasets : [
{ {
label: 'Commits per month', label: 'Commits per month',
fillColor : 'rgba(151,187,205,0.2)', fillColor : 'rgba(151,187,245,0.2)',
strokeColor: "rgba(151,187,205,0.8)", strokeColor: "rgba(151,187,245,1.0)",
pointColor: "rgba(151,187,205,0.8)", pointColor: "rgba(151,187,245,1.0)",
data : commits_per_month_values data : commits_per_month_values
}, },
{ {
label: 'Committers per month', label: 'Committers per month',
fillColor: "rgba(205,187,151,0.2)", fillColor: "rgba(245,187,151,0.2)",
strokeColor: "rgba(205,187,151,0.8)", strokeColor: "rgba(245,187,151,1.0)",
pointColor: "rgba(205,187,151,0.8)", pointColor: "rgba(245,187,151,1.0)",
data : committers_per_month_values data : committers_per_month_values
} }
] ]
} }
$('#commits-per-month-canvas').each (function() { var scale_steps = 5;
$('#project_home_commits_per_month_canvas').each (function() {
var canvas = $(this)[0]; var canvas = $(this)[0];
var ctx = canvas.getContext('2d'); var ctx = canvas.getContext('2d');
var commits_per_month_chart = new Chart(ctx).Line(commits_per_month_data, { var commits_per_month_chart = new Chart(ctx).Line(commits_per_month_data, {
responsive : true, responsive : true,
maintainAspectRatio: true,
animation: false,
pointDot: false, pointDot: false,
scaleShowGridLines: true, scaleShowGridLines: true,
scaleShowHorizontalLines: true, scaleShowHorizontalLines: true,
scaleShowVerticalLines: false, scaleShowVerticalLines: false,
scaleFontSize: 10,
scaleFontStyle: 'normal',
scaleFontColor: 'black',
scaleOverride: true,
scaleSteps: scale_steps,
scaleStepWidth: Math.ceil(max_value / scale_steps),
scaleStartValue: 0,
showTooltips: true,
tooltipFontSize: 10,
tooltipTitleFontSize: 10,
datasetFill: true, datasetFill: true,
datasetStroke: true, datasetStroke: true,
datasetStrokeWidth: 1,
bezierCurve: true, bezierCurve: true,
legendTemplate : "<ul class=\"<%=name.toLowerCase()%>-legend\"><% for (var i=0; i<datasets.length; i++){%><li><span style=\"background-color:<%=datasets[i].strokeColor%>\"><%if(datasets[i].label){%><%=datasets[i].label%><%}%></span></li><%}%></ul>" legendTemplate : '<ul class="<%=name.toLowerCase()%>-legend"><% for (var i=0; i<datasets.length; i++){%><li><span style="background-color:<%=datasets[i].strokeColor%>"><%if(datasets[i].label){%><%=datasets[i].label%><%}%></span></li><%}%></ul>',
}); });
var legend = commits_per_month_chart.generateLegend(); var legend = commits_per_month_chart.generateLegend();
$('#commits-per-month-legend').html(legend); $('#project_home_commits_per_month_legend').html(legend);
}); });
} }
@ -456,8 +486,8 @@ foreach ($urls as $url)
//print "<img src='{$graph_url}' id='project_home_commits_per_month_graph' />"; //print "<img src='{$graph_url}' id='project_home_commits_per_month_graph' />";
?> ?>
<div id='commits-per-month-legend'></div> <div id='project_home_commits_per_month_legend'></div>
<canvas id='commits-per-month-canvas'></canvas> <canvas id='project_home_commits_per_month_canvas'></canvas>
</div> <!-- project_home_mainarea_stat --> </div> <!-- project_home_mainarea_stat -->