Letractively / flot

Automatically exported from code.google.com/p/flot
MIT License
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Duplicate plot rendering of Flot graph #770

Open GoogleCodeExporter opened 9 years ago

GoogleCodeExporter commented 9 years ago
I'm using jquery mobile and flot to display charts on a native (android v.4.2) 
application (image 1). Flot is however displaying the same series twice when 
the page is loaded. When I hide the (first) plot with the toggling buttons 
(image 2), the second plot stays present. When I use the jquery mobile swipe 
function to scroll through the chart the second plot finally disappears. 
Sometimes you can actually see the second plot behind the first one because of 
an offset (image 3). After reactivating the plot the second (unwanted) plot 
reappears as well.

Image 1: http://postimg.org/image/dj1vogy7l/

Image 2: http://postimg.org/image/ewtijrxgx/

Image 3: http://postimg.org/image/tvbxe7cj5/

Any ideas on how I can fix this?

Here is most of the code:

$(document).ready(function ()
    {   
        togglePlot = function(seriesIdx)
        {
          var currentData = Plot.getData();
          currentData[seriesIdx].bars.show = !currentData[seriesIdx].bars.show;

          Plot.setData(currentData);
          Plot.setupGrid();
          Plot.draw();
        }
}):

var graphData = [{
            data: plotData[0],
            color: 'rgba(0, 0, 0, 0)',
            highlightColor: 'rgba(96, 96, 94, 1.0)',
            bars: { show: false, fillColor: "rgba(96, 96, 94, 0.5)"},
            points: {show: false},
            lines: {show:false},
            idx: 0,         
        }
        , {
            data:   plotData[1],
            color: 'rgba(0, 0, 0, 0)',
            highlightColor: 'rgba(123, 192, 67, 1.0)',
            bars: { show: false, fillColor: "rgba(123, 192, 67, 0.5)" },
            points: {show: false},
            lines: {show:false},
            idx: 1
        }];

Plot = $.plot($('#graph-content'), graphData, 
    {
        series: {
            bars: {
                barWidth:1000 * 60 * 60 * 12,
                align: 'center'
            },
            shadowSize: 0
        },
        grid: 
        {
            borderColor: 'transparent',
            borderWidth: 20,
            mouseActiveRadius: 20,
            hoverable: true,
            clickable: false,
        },
        xaxis: 
        {
            tickColor: "rgba(255, 255, 255, 0)",
            ticks: plotData[0].length,
            axisLabelUseCanvas: true,
            axisLabelFontSizePixels: 12,
            axisLabelPadding: 5,
            mode: 'time',
            tickFormatter: function (val, axis) {           
                return dayOfWeek[new Date(val).getDay()];
            },
        },
        yaxis: 
        {
            tickColor: "rgba(255, 255, 255, 0)"
        },
        legend: 
        {
            labelBoxBorderColor: 'transparant',
            backgroundColor:'#eeeeee',
            noColumns: 3,
            position: "nw",
            margin: [-69,220]
        }
    });

<div id="graph-wrapper">
        <div class="graph-container" style="margin-left:1.5em;">
            <div id="graph-content" style="background:none;"></div>
        </div>
    </div>

    <table id="Legendlabels" > 
            <tr>        
                <script> 
                    document.write("<td style='width:5.5em; padding-right:1.0em'> <input id='legendCB0' class='legendCB' type='checkbox' /> <label for='label0' name='label0' class='legendCB-label' id='legendCB-label0' onclick='togglePlot(0)'><a> Energieverbruik </a></label> </td>");  
                    document.write("<td> <input id='legendCB1' class='legendCB' type='checkbox' /> <label for='label1' name='label1' class='legendCB-label' id='legendCB-label1' onclick='togglePlot(1)'><a> Energieproductie </a></label> </td>");  
                </script> 
            </tr>
    </table>

Original issue reported on code.google.com by boekemam...@gmail.com on 20 Aug 2014 at 11:15

GoogleCodeExporter commented 9 years ago
Forgot to mention.. I'm using phonegap for the application. I've tested it on 
three different devices which are all displaying multiple plots within the same 
graph. I also tested it as a web app through local host. Somehow my tablet 
(Samsung) isn't showing any problems.. It works perfectly! But my phone 
(Samsung Galaxy Core) is displaying the same issues.

Original comment by boekemam...@gmail.com on 20 Aug 2014 at 11:18