1 | <?php // content="text/plain; charset=utf-8" |
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2 | require_once ('jpgraph/jpgraph.php'); |
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3 | require_once ('jpgraph/jpgraph_bar.php'); |
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4 | |
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5 | $datay=array(20,30,50,80); |
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6 | $datay2=array(430,645,223,690); |
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7 | $datazero=array(0,0,0,0); |
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8 | |
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9 | // Create the graph. |
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10 | $graph = new Graph(450,200); |
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11 | $graph->title->Set('Example with 2 scale bars'); |
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12 | |
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13 | // Setup Y and Y2 scales with some "grace" |
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14 | $graph->SetScale("textlin"); |
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15 | $graph->SetY2Scale("lin"); |
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16 | $graph->yaxis->scale->SetGrace(30); |
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17 | $graph->y2axis->scale->SetGrace(30); |
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18 | |
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19 | //$graph->ygrid->Show(true,true); |
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20 | $graph->ygrid->SetColor('gray','lightgray@0.5'); |
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21 | |
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22 | // Setup graph colors |
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23 | $graph->SetMarginColor('white'); |
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24 | $graph->y2axis->SetColor('darkred'); |
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25 | |
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26 | |
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27 | // Create the "dummy" 0 bplot |
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28 | $bplotzero = new BarPlot($datazero); |
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29 | |
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30 | // Create the "Y" axis group |
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31 | $ybplot1 = new BarPlot($datay); |
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32 | $ybplot1->value->Show(); |
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33 | $ybplot = new GroupBarPlot(array($ybplot1,$bplotzero)); |
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34 | |
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35 | // Create the "Y2" axis group |
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36 | $ybplot2 = new BarPlot($datay2); |
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37 | $ybplot2->value->Show(); |
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38 | $ybplot2->value->SetColor('darkred'); |
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39 | $ybplot2->SetFillColor('darkred'); |
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40 | $y2bplot = new GroupBarPlot(array($bplotzero,$ybplot2)); |
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41 | |
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42 | // Add the grouped bar plots to the graph |
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43 | $graph->Add($ybplot); |
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44 | $graph->AddY2($y2bplot); |
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45 | |
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46 | // .. and finally stroke the image back to browser |
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47 | $graph->Stroke(); |
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48 | ?> |
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