[42] | 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_line.php'); |
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| 4 | require_once ('jpgraph/jpgraph_bar.php'); |
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| 5 | require_once ('jpgraph/jpgraph_utils.inc.php'); |
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| 6 | require_once ('jpgraph/jpgraph_mgraph.php'); |
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| 7 | |
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| 8 | //------------------------------------------------------------------ |
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| 9 | // Create some random data for the plot. We use the current time for the |
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| 10 | // first X-position |
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| 11 | //------------------------------------------------------------------ |
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| 12 | $datay = array(); |
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| 13 | $datax = array(); |
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| 14 | $ts = time(); |
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| 15 | $n=70; // Number of data points |
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| 16 | for($i=0; $i < $n; ++$i ) { |
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| 17 | $datax[$i] = $ts+$i*150000; |
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| 18 | $datay[$i] = rand(5,60); |
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| 19 | $datay2[$i] = rand(1,8); |
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| 20 | } |
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| 21 | |
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| 22 | // Now get labels at the start of each month |
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| 23 | $dateUtils = new DateScaleUtils(); |
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| 24 | list($tickPositions,$minTickPositions) = $dateUtils->getTicks($datax,DSUTILS_MONTH1); |
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| 25 | |
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| 26 | // Now create the real graph |
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| 27 | // Combine a line and a bar graph |
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| 28 | |
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| 29 | // We add some grace to the end of the X-axis scale so that the first and last |
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| 30 | // data point isn't exactly at the very end or beginning of the scale |
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| 31 | $grace = 400000; |
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| 32 | $xmin = $datax[0]-$grace; |
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| 33 | $xmax = $datax[$n-1]+$grace;; |
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| 34 | |
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| 35 | // Overall width of graphs |
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| 36 | $w = 450; |
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| 37 | // Left and right margin for each graph |
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| 38 | $lm=25; $rm=15; |
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| 39 | |
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| 40 | //---------------------- |
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| 41 | // Setup the line graph |
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| 42 | //---------------------- |
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| 43 | $graph = new Graph($w,250); |
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| 44 | $graph->SetScale('linlin',0,0,$xmin,$xmax); |
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| 45 | $graph->SetMargin($lm,$rm,10,30); |
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| 46 | $graph->SetMarginColor('white'); |
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| 47 | $graph->SetFrame(false); |
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| 48 | $graph->SetBox(true); |
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| 49 | $graph->title->Set('Example of combined graph'); |
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| 50 | $graph->title->SetFont(FF_ARIAL,FS_NORMAL,14); |
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| 51 | $graph->xaxis->SetTickPositions($tickPositions,$minTickPositions); |
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| 52 | $graph->xaxis->SetLabelFormatString('My',true); |
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| 53 | $graph->xgrid->Show(); |
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| 54 | $p1 = new LinePlot($datay,$datax); |
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| 55 | $graph->Add($p1); |
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| 56 | |
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| 57 | //---------------------- |
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| 58 | // Setup the bar graph |
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| 59 | //---------------------- |
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| 60 | $graph2 = new Graph($w,110); |
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| 61 | $graph2->SetScale('linlin',0,0,$xmin,$xmax); |
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| 62 | $graph2->SetMargin($lm,$rm,5,10); |
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| 63 | $graph2->SetMarginColor('white'); |
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| 64 | $graph2->SetFrame(false); |
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| 65 | $graph2->SetBox(true); |
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| 66 | $graph2->xgrid->Show(); |
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| 67 | $graph2->xaxis->SetTickPositions($tickPositions,$minTickPositions); |
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| 68 | $graph2->xaxis->SetLabelFormatString('My',true); |
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| 69 | $graph2->xaxis->SetPos('max'); |
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| 70 | $graph2->xaxis->HideLabels(); |
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| 71 | $graph2->xaxis->SetTickSide(SIDE_DOWN); |
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| 72 | $b1 = new BarPlot($datay2,$datax); |
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| 73 | $b1->SetFillColor('teal'); |
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| 74 | $b1->SetColor('teal:1.2'); |
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| 75 | $graph2->Add($b1); |
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| 76 | |
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| 77 | //----------------------- |
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| 78 | // Create a multigraph |
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| 79 | //---------------------- |
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| 80 | $mgraph = new MGraph(); |
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| 81 | $mgraph->SetMargin(2,2,2,2); |
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| 82 | $mgraph->SetFrame(true,'darkgray',2); |
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| 83 | $mgraph->Add($graph); |
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| 84 | $mgraph->Add($graph2,0,240); |
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| 85 | $mgraph->Stroke(); |
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| 86 | |
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| 87 | ?> |
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| 88 | |
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| 89 | |
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