[Sommaire] [Imprimer]

   1  <?php
   2  include  ("../jpgraph.php");
   3  include  ("../jpgraph_bar.php");
   4  
   5  $datay=array(2,3,-5,8,12,6,3);
   6  $datax=array("Jan","Feb","Mar","Apr","May","Jun","Jul");
   7  
   8  // Size of graph
   9  $width=400; 
  10  $height=500;
  11  
  12  // Set the basic parameters of the graph 
  13  $graph = new Graph($width,$height,'auto');
  14  $graph->SetScale("textlin");
  15  
  16  $top = 50;
  17  $bottom = 80;
  18  $left = 50;
  19  $right = 20;
  20  $graph->Set90AndMargin($left,$right,$top,$bottom);
  21  
  22  $graph->xaxis->SetPos('min');
  23  
  24  // Nice shadow
  25  $graph->SetShadow();
  26  
  27  // Setup title
  28  $graph->title->Set("Horizontal bar graph ex 3");
  29  $graph->title->SetFont(FF_VERDANA,FS_BOLD,14);
  30  $graph->subtitle->Set("(Axis at bottom)");
  31  
  32  // Setup X-axis
  33  $graph->xaxis->SetTickLabels($datax);
  34  $graph->xaxis->SetFont(FF_FONT2,FS_BOLD,12);
  35  
  36  // Some extra margin looks nicer
  37  $graph->xaxis->SetLabelMargin(5);
  38  
  39  // Label align for X-axis
  40  $graph->xaxis->SetLabelAlign('right','center');
  41  
  42  // Add some grace to y-axis so the bars doesn't go
  43  // all the way to the end of the plot area
  44  $graph->yaxis->scale->SetGrace(20);
  45  
  46  // Setup the Y-axis to be displayed in the bottom of the 
  47  // graph. We also finetune the exact layout of the title,
  48  // ticks and labels to make them look nice.
  49  $graph->yaxis->SetPos('max');
  50  
  51  // First make the labels look right
  52  $graph->yaxis->SetLabelAlign('center','top');
  53  $graph->yaxis->SetLabelFormat('%d');
  54  $graph->yaxis->SetLabelSide(SIDE_RIGHT);
  55  
  56  // The fix the tick marks
  57  $graph->yaxis->SetTickSide(SIDE_LEFT);
  58  
  59  // Finally setup the title
  60  $graph->yaxis->SetTitleSide(SIDE_RIGHT);
  61  $graph->yaxis->SetTitleMargin(35);
  62  
  63  // To align the title to the right use :
  64  $graph->yaxis->SetTitle('Turnaround 2002','high');
  65  $graph->yaxis->title->Align('right');
  66  
  67  // To center the title use :
  68  //$graph->yaxis->SetTitle('Turnaround 2002','center');
  69  //$graph->yaxis->title->Align('center');
  70  
  71  $graph->yaxis->title->SetFont(FF_ARIAL,FS_BOLD,12);
  72  $graph->yaxis->title->SetAngle(0);
  73  
  74  $graph->yaxis->SetFont(FF_FONT2,FS_NORMAL);
  75  // If you want the labels at an angle other than 0 or 90
  76  // you need to use TTF fonts
  77  //$graph->yaxis->SetLabelAngle(0);
  78  
  79  // Now create a bar pot
  80  $bplot = new BarPlot($datay);
  81  $bplot->SetFillColor("orange");
  82  $bplot->SetShadow();
  83  
  84  //You can change the width of the bars if you like
  85  //$bplot->SetWidth(0.5);
  86  
  87  // We want to display the value of each bar at the top
  88  $bplot->value->Show();
  89  $bplot->value->SetFont(FF_ARIAL,FS_BOLD,12);
  90  $bplot->value->SetAlign('left','center');
  91  $bplot->value->SetColor("black","darkred");
  92  $bplot->value->SetFormat('%.1f mkr');
  93  
  94  // Add the bar to the graph
  95  $graph->Add($bplot);
  96  
  97  
  98  $graph->Stroke();
  99  ?>