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site/jpgraph/src/Examples/linebarex2.php 1.36 KB
d72ac078   Guillaume   Ajout graphe V1.1
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  <?php // content="text/plain; charset=utf-8"
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_line.php');
  require_once ('jpgraph/jpgraph_bar.php');
  
  // Some data
  
  $steps=100;
  for($i=0; $i<$steps; ++$i) {
  	$datay[$i]=log(pow($i,$i/10)+1)*sin($i/15)+35;
  	$datax[]=$i;
  	if( $i % 10 == 0 ) {
  		$databarx[]=$i;
  		$databary[]=$datay[$i]/2;
  	}
  }
  
  // New graph with a background image and drop shadow
  $graph = new Graph(450,300);
  $graph->clearTheme();
  $graph->SetBackgroundImage("tiger_bkg.png",BGIMG_FILLFRAME);
  $graph->SetShadow();
  
  // Use an integer X-scale
  $graph->SetScale("intlin");
  
  // Set title and subtitle
  $graph->title->Set("Combined bar and line plot");
  $graph->subtitle->Set("(\"left\" aligned bars)");
  
  // Use built in font
  $graph->title->SetFont(FF_FONT1,FS_BOLD);
  
  // Make the margin around the plot a little bit bigger
  // then default
  $graph->img->SetMargin(40,120,40,40);
  
  // Slightly adjust the legend from it's default position in the
  // top right corner to middle right side
  $graph->legend->Pos(0.05,0.5,"right","center");
  
  // Create a red line plot
  $p1 = new LinePlot($datay,$datax);
  $p1->SetColor("red");
  $p1->SetLegend("Status one");
  $graph->Add($p1);
  
  // Create the bar plot
  $b1 = new BarPlot($databary,$databarx);
  $b1->SetLegend("Status two");
  $b1->SetAlign("left");
  $b1->SetShadow();
  $graph->Add($b1);
  
  // Finally output the  image
  $graph->Stroke();
  
  ?>