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[dygraphs.git] / docs / css.html
1 <!--#include virtual="header.html" -->
2
3 <h2>CSS Reference</h2>
4
5 <p>dygraphs charts are a combination of DOM elements and pixels on a
6 <code>&lt;canvas&gt;</code>. The parts that are DOM elements can be styled
7 using CSS.</p>
8
9 <p>As a general rule of thumb, all the text on a chart (the legend, the axis
10 labels, the chart labels) can be styled. The data series and gridlines are
11 drawn on the canvas and must by styled using dygraphs <a
12 href="options.html">options</a>.</p>
13
14 <p>This chart shows the CSS classes for chart labels:</p>
15
16 <div id="demodiv"></div>
17 <script type="text/javascript">
18 g = new Dygraph(
19 document.getElementById("demodiv"),
20 "dow.txt",
21 {
22 customBars: true,
23 legend: 'always',
24 title: '.dygraph-label .dygraph-title',
25 xlabel: '.dygraph-label .dygraph-xlabel',
26 ylabel: '.dygraph-label .dygraph-ylabel',
27 y2label: '.dygraph-label .dygraph-y2label',
28 'series': {
29 'Real': {
30 axis: 'y2'
31 }
32 },
33 yAxisLabelWidth: 70,
34 drawCallback: function() {
35 $('.dygraph-legend').text('.dygraph-legend');
36 },
37 });
38 </script>
39
40 <p>The CSS classes for the chart labels are:</p>
41 <ul>
42 <li>Title: <code>.dygraph-label.dygraph-title</code>
43 <li>x-axis label: <code>.dygraph-label.dygraph-xlabel</code>
44 <li>y-axis label: <code>.dygraph-label.dygraph-ylabel</code>
45 <li>y2-axis label: <code>.dygraph-label.dygraph-y2label</code>
46 </ul>
47
48 <p>The axis labels ("2000", "4000", "6000", &hellip; for the y-axis and "1920",
49 "1930", "1940", &hellip; for the x-axis) also get CSS classes:</p>
50
51 <ul>
52 <li>x-axis: <code>.dygraph-axis-label.dygraph-axis-label-x</code>
53 <li>y-axis: <code>.dygraph-axis-label.dygraph-axis-label-y</code>
54 <li>y2-axis: <code>.dygraph-axis-label.dygraph-axis-label-y.dygraph-axis-label-y2</code>
55 </ul>
56
57 <p>The legend has the <code>.dygraph-legend</code> class. When using <a
58 href="tests/series-highlight.html">highlightSeriesOpts</a>, the selected
59 series' &lt;span&gt; gets a <code>.highlight</code> class. This can be used to
60 show only a single series in the legend.</p>
61
62 <p>For CSS classes and annotations, see the <a
63 href="annotations.html">annotations documentation.</a></p>
64
65 <!--#include virtual="footer.html" -->