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site/jpgraph/Examples/horizbarex6.php 2.13 KB
8ec98c9f   Guillaume   MAJ
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  <?php // content="text/plain; charset=utf-8"
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_bar.php');
  
  $datay=array(2,3,5,8,12,6,3);
  $datax=array("320x240","640x480","600x800","1024x768","1280x1024(16)","1280x1024(32)",
  	     "1600x1200(32)");
  
  // Size of graph
  $width=300;
  $height=400;
  
  // Set the basic parameters of the graph
  $graph = new Graph($width,$height,'auto');
  $graph->clearTheme();
  $graph->SetScale("textlin");
  
  // No frame around the image
  $graph->SetFrame(false);
  
  // Rotate graph 90 degrees and set margin
  $graph->Set90AndMargin(100,20,50,30);
  
  // Set white margin color
  $graph->SetMarginColor('white');
  
  // Use a box around the plot area
  $graph->SetBox();
  
  // Use a gradient to fill the plot area
  $graph->SetBackgroundGradient('white','lightblue',GRAD_HOR,BGRAD_PLOT);
  
  // Setup title
  $graph->title->Set("Graphic card performance");
  $graph->title->SetFont(FF_VERDANA,FS_BOLD,11);
  $graph->subtitle->Set("(Non optimized)");
  
  // Setup X-axis
  $graph->xaxis->SetTickLabels($datax);
  $graph->xaxis->SetFont(FF_VERDANA,FS_NORMAL,8);
  
  // Some extra margin looks nicer
  $graph->xaxis->SetLabelMargin(10);
  
  // Label align for X-axis
  $graph->xaxis->SetLabelAlign('right','center');
  
  // Add some grace to y-axis so the bars doesn't go
  // all the way to the end of the plot area
  $graph->yaxis->scale->SetGrace(20);
  
  // We don't want to display Y-axis
  $graph->yaxis->Hide();
  
  // Now create a bar pot
  $bplot = new BarPlot($datay);
  $bplot->SetShadow();
  
  //You can change the width of the bars if you like
  //$bplot->SetWidth(0.5);
  
  // Set gradient fill for bars
  $bplot->SetFillGradient('darkred','yellow',GRAD_HOR);
  
  // We want to display the value of each bar at the top
  $bplot->value->Show();
  $bplot->value->SetFont(FF_ARIAL,FS_BOLD,10);
  //$bplot->value->SetAlign('left','center');
  $bplot->value->SetColor("white");
  $bplot->value->SetFormat('%.1f');
  $bplot->SetValuePos('max');
  
  // Add the bar to the graph
  $graph->Add($bplot);
  
  // Add some explanation text
  $txt = new Text('Note: Higher value is better.');
  $txt->SetPos(190,399,'center','bottom');
  $txt->SetFont(FF_ARIAL,FS_NORMAL,8);
  $graph->Add($txt);
  
  // .. and stroke the graph
  $graph->Stroke();
  ?>