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site/jpgraph/Examples/grace_ex2.php 1.69 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');
  
  // Some data
  $datay=array(7,19,11,4,20);
  
  // Create the graph and setup the basic parameters
  $graph = new Graph(300,200,'auto');
  $graph->clearTheme();
  $graph->img->SetMargin(40,30,40,50);
  $graph->SetScale("textint");
  $graph->SetFrame(true,'blue',1);
  $graph->SetColor('lightblue');
  $graph->SetMarginColor('lightblue');
  
  // Setup X-axis labels
  $a = $gDateLocale->GetShortMonth();
  $graph->xaxis->SetTickLabels($a);
  $graph->xaxis->SetFont(FF_FONT1);
  $graph->xaxis->SetColor('darkblue','black');
  
  // Setup "hidden" y-axis by given it the same color
  // as the background (this could also be done by setting the weight
  // to zero)
  $graph->yaxis->SetColor('lightblue','darkblue');
  $graph->ygrid->SetColor('white');
  
  // Setup graph title ands fonts
  $graph->title->Set('Using grace = 50%');
  $graph->title->SetFont(FF_FONT2,FS_BOLD);
  $graph->xaxis->SetTitle('Year 2002','center');
  $graph->xaxis->SetTitleMargin(10);
  $graph->xaxis->title->SetFont(FF_FONT2,FS_BOLD);
  
  // Add some grace to the top so that the scale doesn't
  // end exactly at the max value.
  $graph->yaxis->scale->SetGrace(50);
  
  
  // Create a bar pot
  $bplot = new BarPlot($datay);
  $bplot->SetFillColor('darkblue');
  $bplot->SetColor('darkblue');
  $bplot->SetWidth(0.5);
  $bplot->SetShadow('darkgray');
  
  // Setup the values that are displayed on top of each bar
  // Must use TTF fonts if we want text at an arbitrary angle
  $bplot->value->Show();
  $bplot->value->SetFont(FF_ARIAL,FS_NORMAL,8);
  $bplot->value->SetFormat('$%d');
  $bplot->value->SetColor('darkred');
  $bplot->value->SetAngle(45);
  $graph->Add($bplot);
  
  // Finally stroke the graph
  $graph->Stroke();
  ?>