| <?php |
| include ("../jpgraph.php"); |
| include ("../jpgraph_bar.php"); |
| |
| $datay=array(20,30,50,80); |
| $datay2=array(430,645,223,690); |
| $datazero=array(0,0,0,0); |
| |
| // Create the graph. |
| $graph = new Graph(450,200); |
| $graph->title->Set('Example with 2 scale bars'); |
| |
| // Setup Y and Y2 scales with some "grace" |
| $graph->SetScale("textlin"); |
| $graph->SetY2Scale("lin"); |
| $graph->yaxis->scale->SetGrace(30); |
| $graph->y2axis->scale->SetGrace(30); |
| |
| //$graph->ygrid->Show(true,true); |
| $graph->ygrid->SetColor('gray','lightgray@0.5'); |
| |
| // Setup graph colors |
| $graph->SetMarginColor('white'); |
| $graph->y2axis->SetColor('darkred'); |
| |
| |
| // Create the "dummy" 0 bplot |
| $bplotzero = new BarPlot($datazero); |
| |
| // Create the "Y" axis group |
| $ybplot1 = new BarPlot($datay); |
| $ybplot1->value->Show(); |
| $ybplot = new GroupBarPlot(array($ybplot1,$bplotzero)); |
| |
| // Create the "Y2" axis group |
| $ybplot2 = new BarPlot($datay2); |
| $ybplot2->value->Show(); |
| $ybplot2->value->SetColor('darkred'); |
| $ybplot2->SetFillColor('darkred'); |
| $y2bplot = new GroupBarPlot(array($bplotzero,$ybplot2)); |
| |
| // Add the grouped bar plots to the graph |
| $graph->Add($ybplot); |
| $graph->AddY2($y2bplot); |
| |
| // .. and finally stroke the image back to browser |
| $graph->Stroke(); |
| ?> |