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site/jpgraph/Examples/piec_csimex1.php 2.6 KB
8ec98c9f   Guillaume   MAJ
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  <?php // content="text/plain; charset=utf-8"
  // $Id: piec_csimex1.php,v 1.1.2.1 2003/10/09 21:05:39 aditus Exp $
  // Example of pie with center circle
  require_once ('jpgraph/jpgraph.php');
  require_once ('jpgraph/jpgraph_pie.php');
  
  // Some data
  $data = array(50,28,25,27,31,20);
  
  // A new pie graph
  $graph = new PieGraph(400,400);
  
  // If you don't want any  border just uncomment this line
  // $graph->SetFrame(false);
  
  // Uncomment this line to add a drop shadow to the border
  // $graph->SetShadow();
  
  // Setup title
  $graph->title->Set("CSIM Center Pie plot ex 1");
  $graph->title->SetFont(FF_ARIAL,FS_BOLD,18);
  $graph->title->SetMargin(8); // Add a little bit more margin from the top
  
  // Create the pie plot
  $p1 = new PiePlotC($data);
  
  // Set the radius of pie (as fraction of image size)
  $p1->SetSize(0.32);
  
  // Move the center of the pie slightly to the top of the image
  $p1->SetCenter(0.5,0.45);
  
  // Label font and color setup
  $p1->value->SetFont(FF_ARIAL,FS_BOLD,12);
  $p1->value->SetColor('white');
  
  // Setup the title on the center circle
  $p1->midtitle->Set("Test mid\nRow 1\nRow 2");
  $p1->midtitle->SetFont(FF_ARIAL,FS_NORMAL,14);
  
  // Set color for mid circle
  $p1->SetMidColor('yellow');
  
  // Use percentage values in the legends values (This is also the default)
  $p1->SetLabelType(PIE_VALUE_PER);
  
  // The label array values may have printf() formatting in them. The argument to the
  // form,at string will be the value of the slice (either the percetage or absolute
  // depending on what was specified in the SetLabelType() above.
  $lbl = array("adam\n%.1f%%","bertil\n%.1f%%","johan\n%.1f%%",
  	     "peter\n%.1f%%","daniel\n%.1f%%","erik\n%.1f%%");
  $p1->SetLabels($lbl);
  
  // Uncomment this line to remove the borders around the slices
  // $p1->ShowBorder(false);
  
  // Add drop shadow to slices
  $p1->SetShadow();
  
  // Explode all slices 15 pixels
  $p1->ExplodeAll(15);
  
  // Setup the CSIM targets
  $targ=array("piec_csimex1.php#1","piec_csimex1.php#2","piec_csimex1.php#3",
  	    "piec_csimex1.php#4","piec_csimex1.php#5","piec_csimex1.php#6");
  $alts=array("val=%d","val=%d","val=%d","val=%d","val=%d","val=%d");
  $p1->SetCSIMTargets($targ,$alts);
  $p1->SetMidCSIM("piec_csimex1.php#7","Center");
  
  
  // Setup a small help text in the image
  $txt = new Text("Note: This is an example of image map. Hold\nyour mouse over the slices to see the values.\nThe URL just points back to this page");
  $txt->SetFont(FF_FONT1,FS_BOLD);
  $txt->SetPos(0.5,0.97,'center','bottom');
  $txt->SetBox('yellow','black');
  $txt->SetShadow();
  $graph->AddText($txt);
  
  // Add plot to pie graph
  $graph->Add($p1);
  
  // .. and send the image on it's marry way to the browser
  $graph->StrokeCSIM();
  
  ?>