// content="text/plain; charset=utf-8" require_once '../../vendor/autoload.php'; require_once 'jpgraph/jpgraph_bar.php'; $datay = array(12, 8, 19, 3, 10, 5); // Create the graph. These two calls are always required $graph = new Graph\Graph(300, 200); $graph->SetScale("textlin"); $graph->yaxis->scale->SetGrace(20); // Add a drop shadow $graph->SetShadow(); // Adjust the margin a bit to make more room for titles $graph->img->SetMargin(40, 30, 20, 40); // Create a bar pot $bplot = new Plot\BarPlot($datay); // Adjust fill color $bplot->SetFillColor('orange'); $bplot->value->Show(); $bplot->value->SetFont(FF_ARIAL, FS_BOLD, 10); $bplot->value->SetAngle(45); $bplot->value->SetFormat('%0.1f'); $graph->Add($bplot); // Setup the titles $graph->title->Set("Bar graph with Y-scale grace"); $graph->xaxis->title->Set("X-title"); $graph->yaxis->title->Set("Y-title"); $graph->title->SetFont(FF_FONT1, FS_BOLD); $graph->yaxis->title->SetFont(FF_FONT1, FS_BOLD); $graph->xaxis->title->SetFont(FF_FONT1, FS_BOLD); // Display the graph $graph->Stroke();
// get a smooth curve. list($newx, $newy) = $spline->Get(50); // Create the graph $g = new Graph\Graph(300, 200); $g->SetMargin(30, 20, 40, 30); $g->title->Set("Natural cubic splines"); $g->title->SetFont(FF_ARIAL, FS_NORMAL, 12); $g->subtitle->Set('(Control points shown in red)'); $g->subtitle->SetColor('darkred'); $g->SetMarginColor('lightblue'); //$g->img->SetAntiAliasing(); // We need a linlin scale since we provide both // x and y coordinates for the data points. $g->SetScale('linlin'); // We want 1 decimal for the X-label $g->xaxis->SetLabelFormat('%1.1f'); // We use a scatterplot to illustrate the original // contro points. $splot = new ScatterPlot($ydata, $xdata); // $splot->mark->SetFillColor('red@0.3'); $splot->mark->SetColor('red@0.5'); // And a line plot to stroke the smooth curve we got // from the original control points $lplot = new Plot\LinePlot($newy, $newx); $lplot->SetColor('navy'); // Add the plots to the graph and stroke $g->Add($lplot); $g->Add($splot); $g->Stroke();