| 1 | <?php // content="text/plain; charset=utf-8"
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| 2 | // Example for use of JpGraph,
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| 3 | // ljp, 01/03/01 20:32
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| 4 | require_once ('jpgraph/jpgraph.php');
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| 5 | require_once ('jpgraph/jpgraph_bar.php');
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| 6 |
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| 7 | // We need some data
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| 8 | $datay=array(-0.13,0.25,-0.21,0.35,0.31,0.04);
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| 9 | $datax=array("Jan","Feb","Mar","Apr","May","June");
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| 10 |
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| 11 | // Setup the graph.
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| 12 | $graph = new Graph(400,200);
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| 13 | $graph->img->SetMargin(60,20,30,50);
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| 14 | $graph->SetScale("textlin");
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| 15 | $graph->SetMarginColor("silver");
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| 16 | $graph->SetShadow();
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| 17 |
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| 18 | // Set up the title for the graph
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| 19 | $graph->title->Set("Example negative bars");
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| 20 | $graph->title->SetFont(FF_VERDANA,FS_NORMAL,18);
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| 21 | $graph->title->SetColor("darkred");
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| 22 |
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| 23 | // Setup font for axis
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| 24 | $graph->xaxis->SetFont(FF_VERDANA,FS_NORMAL,12);
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| 25 | $graph->xaxis->SetColor("black","red");
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| 26 | $graph->yaxis->SetFont(FF_VERDANA,FS_NORMAL,11);
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| 27 |
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| 28 | // Show 0 label on Y-axis (default is not to show)
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| 29 | $graph->yscale->ticks->SupressZeroLabel(false);
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| 30 |
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| 31 | // Setup X-axis labels
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| 32 | $graph->xaxis->SetTickLabels($datax);
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| 33 | $graph->xaxis->SetLabelAngle(50);
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| 34 |
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| 35 | // Create the bar pot
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| 36 | $bplot = new BarPlot($datay);
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| 37 | $bplot->SetWidth(0.6);
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| 38 |
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| 39 | // Setup color for gradient fill style
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| 40 | $bplot->SetFillGradient("navy","steelblue",GRAD_MIDVER);
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| 41 |
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| 42 | // Set color for the frame of each bar
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| 43 | $bplot->SetColor("navy");
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| 44 | $graph->Add($bplot);
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| 45 |
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| 46 | // Finally send the graph to the browser
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| 47 | $graph->Stroke();
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| 48 | ?>
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