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| author | Frank Wuerthwein <fkw@ucsd.edu> | 2008-09-25 06:12:15 -0400 |
|---|---|---|
| committer | Frank Wuerthwein <fkw@ucsd.edu> | 2008-09-25 06:12:15 -0400 |
| commit | 7385ff9506ea6db4c07150ee1b56e436cf384918 (patch) | |
| tree | d455d480937ab6f9ee1b1fe48d4473d0971bf858 /examples/selection.html | |
flot-0.5flot-0.5
Diffstat (limited to 'examples/selection.html')
| -rw-r--r-- | examples/selection.html | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/examples/selection.html b/examples/selection.html new file mode 100644 index 0000000..4a745d7 --- /dev/null +++ b/examples/selection.html @@ -0,0 +1,107 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> + <head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <title>Flot Examples</title> + <link href="layout.css" rel="stylesheet" type="text/css"></link> + <!--[if IE]><script language="javascript" type="text/javascript" src="../excanvas.pack.js"></script><![endif]--> + <script language="javascript" type="text/javascript" src="../jquery.js"></script> + <script language="javascript" type="text/javascript" src="../jquery.flot.js"></script> + </head> + <body> + <h1>Flot Examples</h1> + + <div id="placeholder" style="width:600px;height:300px"></div> + + <p>1000 kg. CO<sub>2</sub> emissions per year per capita for various countries (source: <a href="http://en.wikipedia.org/wiki/List_of_countries_by_carbon_dioxide_emissions_per_capita">Wikipedia</a>).</p> + + <p>Flot supports selections. You can enable + rectangular selection + or one-dimensional selection if the user should only be able to + select on one axis. Try left-clicking and drag on the plot above + where selection on the x axis is enabled.</p> + + <p>You selected: <span id="selection"></span></p> + + <p>The plot command returns a Plot object you can use to control + the selection. Try clicking the buttons below.</p> + + <p><input id="clearSelection" type="button" value="Clear selection" /> + <input id="setSelection" type="button" value="Select year 1994" /></p> + + <p>Selections are really useful for zooming. Just replot the + chart with min and max values for the axes set to the values + in the "plotselected" event triggered. Try enabling the checkbox + below and select a region again.</p> + + <p><input id="zoom" type="checkbox">Zoom to selection.</input></p> + +<script id="source" language="javascript" type="text/javascript"> +$(function () { + var data = [ + { + label: "United States", + data: [[1990, 18.9], [1991, 18.7], [1992, 18.4], [1993, 19.3], [1994, 19.5], [1995, 19.3], [1996, 19.4], [1997, 20.2], [1998, 19.8], [1999, 19.9], [2000, 20.4], [2001, 20.1], [2002, 20.0], [2003, 19.8], [2004, 20.4]] + }, + { + label: "Russia", + data: [[1992, 13.4], [1993, 12.2], [1994, 10.6], [1995, 10.2], [1996, 10.1], [1997, 9.7], [1998, 9.5], [1999, 9.7], [2000, 9.9], [2001, 9.9], [2002, 9.9], [2003, 10.3], [2004, 10.5]] + }, + { + label: "United Kingdom", + data: [[1990, 10.0], [1991, 11.3], [1992, 9.9], [1993, 9.6], [1994, 9.5], [1995, 9.5], [1996, 9.9], [1997, 9.3], [1998, 9.2], [1999, 9.2], [2000, 9.5], [2001, 9.6], [2002, 9.3], [2003, 9.4], [2004, 9.79]] + }, + { + label: "Germany", + data: [[1990, 12.4], [1991, 11.2], [1992, 10.8], [1993, 10.5], [1994, 10.4], [1995, 10.2], [1996, 10.5], [1997, 10.2], [1998, 10.1], [1999, 9.6], [2000, 9.7], [2001, 10.0], [2002, 9.7], [2003, 9.8], [2004, 9.79]] + }, + { + label: "Denmark", + data: [[1990, 9.7], [1991, 12.1], [1992, 10.3], [1993, 11.3], [1994, 11.7], [1995, 10.6], [1996, 12.8], [1997, 10.8], [1998, 10.3], [1999, 9.4], [2000, 8.7], [2001, 9.0], [2002, 8.9], [2003, 10.1], [2004, 9.80]] + }, + { + label: "Sweden", + data: [[1990, 5.8], [1991, 6.0], [1992, 5.9], [1993, 5.5], [1994, 5.7], [1995, 5.3], [1996, 6.1], [1997, 5.4], [1998, 5.4], [1999, 5.1], [2000, 5.2], [2001, 5.4], [2002, 6.2], [2003, 5.9], [2004, 5.89]] + }, + { + label: "Norway", + data: [[1990, 8.3], [1991, 8.3], [1992, 7.8], [1993, 8.3], [1994, 8.4], [1995, 5.9], [1996, 6.4], [1997, 6.7], [1998, 6.9], [1999, 7.6], [2000, 7.4], [2001, 8.1], [2002, 12.5], [2003, 9.9], [2004, 19.0]] + } + ]; + + var options = { + lines: { show: true }, + points: { show: true }, + legend: { noColumns: 2 }, + xaxis: { tickDecimals: 0 }, + yaxis: { min: 0 }, + selection: { mode: "x" } + }; + + var placeholder = $("#placeholder"); + + placeholder.bind("plotselected", function (event, ranges) { + $("#selection").text(ranges.xaxis.from.toFixed(1) + " to " + ranges.xaxis.to.toFixed(1)); + + var zoom = $("#zoom").attr("checked"); + if (zoom) + plot = $.plot(placeholder, data, + $.extend(true, {}, options, { + xaxis: { min: ranges.xaxis.from, max: ranges.xaxis.to } + })); + }); + + var plot = $.plot(placeholder, data, options); + + $("#clearSelection").click(function () { + plot.clearSelection(); + }); + + $("#setSelection").click(function () { + plot.setSelection({ x1: 1994, x2: 1995 }); + }); +}); +</script> + + </body> +</html> |