public function addSinglePlot($data, $x = 0.5, $y = 0.5, $title = null)
 {
     $plot = new PiePlot(array_values($data));
     $plot->SetSize($this->plot_size);
     $plot->SetCenter($x, $y);
     $plot->setLabelPos(0.6);
     //$plot->setLegends(array_keys($data));
     if ($title != null) {
         $plot->title->set($title);
     }
     $this->grapher->Add($plot);
 }

 function graficarPDF()
 {
     $solo_registrados = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m01_registrada IS NOT NULL AND pasantia.m02_aceptada IS NULL AND periodo.activo = TRUE");
     $solo_aceptadas = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m02_aceptada IS NOT NULL AND pasantia.m03_numero_asignado IS NULL AND periodo.activo = TRUE");
     $solo_numero_asignado = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m03_numero_asignado IS NOT NULL AND pasantia.m04_sellada IS NULL AND periodo.activo = TRUE");
     $solo_sellada = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m04_sellada IS NOT NULL AND pasantia.m05_entrego_copia IS NULL AND periodo.activo = TRUE");
     $solo_entrego_copia = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m05_entrego_copia IS NOT NULL AND pasantia.m06_entrego_borrador IS NULL AND periodo.activo = TRUE");
     $solo_entrego_borrador = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m06_entrego_borrador IS NOT NULL AND pasantia.m07_retiro_borrador IS NULL AND periodo.activo = TRUE");
     $solo_retiro_borrador = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m07_retiro_borrador IS NOT NULL AND pasantia.m08_entrega_final IS NULL AND periodo.activo = TRUE");
     $finalizaron = contar("SELECT COUNT(*) FROM pasantia INNER JOIN periodo ON periodo.id = pasantia.periodo_id WHERE pasantia.m08_entrega_final IS NOT NULL AND periodo.activo = TRUE");
     $this->MultiCell(200, 5, utf8_decode("\nRepública Bolivariana de Venezuela\nUniversidad del Zulia\nFacultad Experimental de Ciencias\nDivisión de Programas Especiales\nSistema de Pasantías\n\n\n\nEstadísticas de Hitos"), 0, "C", 0);
     //GENERAR LA TABLA
     $this->SetXY(5, 65);
     $this->SetFont('Arial', 'B', 12);
     $this->SetWidths(array(27, 25, 25, 25, 25, 25, 25, 25));
     $this->SetAligns(array('C', 'C', 'C', 'C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'));
     $this->Row(array("Registradas", "Aceptadas", "Numero Asignado", "Selladas", "Entrega Copia", "Entrega Borrador", "Retiro Borrador", "Finalizaron"));
     $this->SetX(5);
     $this->SetFont('Arial', '', 12);
     $this->SetWidths(array(27, 25, 25, 25, 25, 25, 25, 25));
     $this->SetAligns(array('C', 'C', 'C', 'C', 'C', 'C', 'C', 'C'));
     $this->Row(array("{$solo_registrados}", "{$solo_aceptadas}", "{$solo_numero_asignado}", "{$solo_sellada}", "{$solo_entrego_copia}", "{$solo_entrego_borrador}", "{$solo_retiro_borrador}", "{$finalizaron}"));
     $data = array($solo_registrados, $solo_aceptadas, $solo_numero_asignado, $solo_sellada, $solo_entrego_copia, $solo_entrego_borrador, $solo_retiro_borrador, $finalizaron);
     //aqui va la cantidad que llevará cada parte del grafico
     $graph = new PieGraph(640, 480);
     //tamaño de la letra del titulo y la leyenda
     $graph->SetShadow();
     $db = new PgDB();
     //QUERY PARA EL PERIDO ACTIVO
     $queryPer = "SELECT tipo, anio FROM periodo WHERE activo = TRUE";
     $recoPer = pg_query($queryPer);
     $rowPer = pg_fetch_array($recoPer);
     $graph->title->Set(utf8_decode("REPORTE TOTAL\n{$rowPer['tipo']} - {$rowPer['anio']}"));
     $graph->title->SetFont(FF_FONT2, FS_BOLD);
     $p1 = new PiePlot($data);
     $p1->value->Show(true);
     $p1->SetLegends(array("Registradas", "Aceptadas", "Numeros Asignados", "Selladas", "Entrega de Copias", "Entrega de Borrador", "Retiro de Borrador", "Finalizaron"));
     //la leyenda del gráfico
     $p1->SetSize(0.3);
     //el radio del gráfico
     //$p1->SetAngle(45); //setear el angulo
     $graph->Add($p1);
     $graph->Stroke("asd.png");
     $this->Image("asd.png", -15, 85, 240, 180);
     // x, y, ancho, altura.
     $this->Image("logotipo.jpg", 20, 12, -280);
     unlink("asd.png");
 }

 function plot()
 {
     $this->_setValues();
     // Create the Pie Graph.
     $graph = new PieGraph(500, 300);
     $graph->SetShadow();
     // Create
     $p1 = new PiePlot($this->_data);
     // Set A title for the plot
     $p1->SetLegends($this->_legends);
     $p1->SetSize(0.3);
     $p1->SetCenter(0.28, 0.5);
     $txt = new Text("Most Visited Titles", 0.15, 0.05);
     $txt->SetFont(FONT1_BOLD);
     $graph->Add($p1);
     $graph->AddText($txt);
     $graph->Stroke();
 }

function graph_pie_chart($graph_title, $graph_theme, $legend_array, $data_array, $xcoord, $ycoord)
{
    //unlink("Images/piecharts2/pie_chart_image.png");
    print "{$graph_title}";
    print "{$graph_theme}";
    print "{$legend_array}";
    print "{$data_array}";
    print "{$xcoord}";
    print "{$ycoord}";
    print "{$legend_array['2']}";
    $graph = new PieGraph($xcoord, $ycoord);
    $graph->title->Set($graph_title);
    $graph->title->SetFont(FF_FONT1, FS_BOLD);
    $pie = new PiePlot($data_array);
    $pie->SetLegends($legend_array);
    $pie->SetTheme($graph_theme);
    //Sets the colour scheme defined in jpgraph_pie.php
    $graph->Add($pie);
    $graph->Stroke("images/piecharts2/pie_chart_image.png");
}

 /**
  * Builds pie graph
  */
 function buildGraph()
 {
     $this->graph = new Chart_Pie($this->width, $this->height);
     // title setup
     $this->graph->title->Set($this->title);
     if (is_null($this->description)) {
         $this->description = "";
     }
     $this->graph->subtitle->Set($this->description);
     if (is_array($this->data) && array_sum($this->data) > 0) {
         $p = new PiePlot($this->data);
         $p->setSliceColors($this->graph->getThemedColors());
         $p->SetCenter(0.4, 0.6);
         $p->SetLegends($this->legend);
         $p->value->HideZero();
         $p->value->SetFont($this->graph->getFont(), FS_NORMAL, 8);
         $p->value->SetColor($this->graph->getMainColor());
         $p->value->SetMargin(0);
         $this->graph->Add($p);
     }
     return $this->graph;
 }

 public function createPlot()
 {
     $size = '0.25';
     $plot = new \PiePlot($this->data);
     $plot->SetLegends($this->legends);
     $plot->SetSize($size);
     $plot->SetCenter(0.25, 0.32);
     $plot->ShowBorder();
     $plot->SetColor('black');
     $this->grafico->add($plot);
 }

 public function executePieGraph()
 {
     //Set the response header to a image JPEG datastream
     $this->getResponse()->setContent('image/jpeg');
     $util = new util();
     //echo $duales;
     $data1 = $util->getDualMedia('movies');
     $data2 = $util->getTotalMedia('movies') - $data1;
     $data = array($data2, $data1);
     $graph = new PieGraph(199, 120);
     $graph->SetMarginColor('#393939');
     $graph->SetFrame(true, '#393939');
     $graph->legend->SetPos(0.8, 0.9, 'center', 'bottom');
     $p1 = new PiePlot($data);
     $p1->SetSize(0.4);
     $p1->SetCenter(0.45);
     $p1->SetSliceColors(array('white', 'red'));
     $p1->value->SetColor('black');
     $p1->SetLegends(array("Spa", "Dual"));
     $p1->SetLabelPos(0.6);
     $graph->Add($p1);
     $graph->Stroke();
     return sfView::NONE;
 }

<?php

// content="text/plain; charset=utf-8"
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_pie.php';
$data = array(40, 60, 21, 33, 12, 33);
$graph = new PieGraph(150, 150);
$graph->SetShadow();
$graph->title->Set("'earth' Theme");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$p1 = new PiePlot($data);
$p1->SetTheme("earth");
$p1->SetCenter(0.5, 0.55);
$p1->value->Show(false);
$graph->Add($p1);
$graph->Stroke();
?>

<?php

// content="text/plain; charset=utf6_JavaScript("../jpgraph.php6_JavaScript("../jpgraph_pie.php");
// Some data and the labels
$data = array(19, 12, 4, 7, 3, 12, 3);
$labels = array("First\n(%.1f%%)", "Second\n(%.1f%%)", "Third\n(%.1f%%)", "Fourth\n(%.1f%%)", "Fifth\n(%.1f%%)", "Sixth\n(%.1f%%)", "Seventh\n(%.1f%%)");
// Create the Pie Graph.
$graph = new PieGraph(300, 300);
$graph->SetShadow();
// Set A title for the plot
$graph->title->Set('String labels with values');
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->title->SetColor('black');
// Create pie plot
$p1 = new PiePlot($data);
$p1->SetCenter(0.5, 0.5);
$p1->SetSize(0.3);
// Setup the labels to be displayed
$p1->SetLabels($labels);
// This method adjust the position of the labels. This is given as fractions
// of the radius of the Pie. A value < 1 will put the center of the label
// inside the Pie and a value >= 1 will pout the center of the label outside the
// Pie. By default the label is positioned at 0.5, in the middle of each slice.
$p1->SetLabelPos(1);
// Setup the label formats and what value we want to be shown (The absolute)
// or the percentage.
$p1->SetLabelType(PIE_VALUE_PER);
$p1->value->Show();
$p1->value->SetFont(FF_ARIAL, FS_NORMAL, 9);
$p1->value->SetColor('darkgray');
// Add and stroke

<?php

// content="text/plain; charset=utf-8"
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_pie.php';
$data = array(40, 60, 21, 33);
// Setup graph
$graph = new PieGraph(300, 200);
$graph->SetShadow();
// Setup graph title
$graph->title->Set("Example 5 of pie plot");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
// Create pie plot
$p1 = new PiePlot($data);
$p1->value->SetFont(FF_VERDANA, FS_BOLD);
$p1->value->SetColor("darkred");
$p1->SetSize(0.3);
$p1->SetCenter(0.4);
$p1->SetLegends(array("Jan", "Feb", "Mar", "Apr", "May"));
//$p1->SetStartAngle(M_PI/8);
$p1->ExplodeSlice(3);
$graph->Add($p1);
$graph->Stroke();
?>

 /**
  * chartService::renderPiePlot() - draw the Pie type plot
  *
  * @param array $data plot data array reference
  * @param array $xmlArr xml array reference
  * @return object refernce Pie plot object reference
  */
 public function renderPiePlot(&$data, &$xmlArr)
 {
     $id = $xmlArr['ATTRIBUTES']['ID'];
     $field = $xmlArr['ATTRIBUTES']['FIELD'];
     $chartType = $xmlArr['ATTRIBUTES']['CHARTTYPE'];
     $size = $xmlArr['ATTRIBUTES']['SIZE'];
     $center = $xmlArr['ATTRIBUTES']['CENTER'];
     $height = $xmlArr['ATTRIBUTES']['HEIGHT'];
     $angle = $xmlArr['ATTRIBUTES']['ANGLE'];
     $labelPos = $xmlArr['ATTRIBUTES']['LABELPOS'];
     $legendField = $xmlArr['ATTRIBUTES']['LAGENDFIELD'];
     if ($chartType == "Pie") {
         $plot = new PiePlot($data);
         $plot->SetLabelPos($labelPos);
     } else {
         if ($chartType == "Pie3D") {
             $plot = new PiePlot3D($data);
             $plot->SetHeight($height);
             $plot->SetAngle($angle);
         }
     }
     list($c1, $c2) = explode(',', $center);
     $plot->SetCenter($c1, $c2);
     $plot->SetSize($size);
     $this->_drawString($plot->value, $xmlArr['VALUE']['ATTRIBUTES']['FONT'], $xmlArr['VALUE']['ATTRIBUTES']['COLOR']);
     return $plot;
 }

 } else {
     $x[] = tr("comment");
 }
 mysql_free_result($rsCSF);
 mysql_free_result($rsCSNF);
 mysql_free_result($rsCSC);
 /// A new pie graph
 $graph = new PieGraph(400, 200, "auto");
 $graph->SetScale('textint');
 $logtype = tr("by_logtype");
 // Title setup
 $graph->title->Set($logtype);
 $graph->title->SetFont(FF_ARIAL, FS_NORMAL);
 //$graph ->legend->Pos( 0.25,0.8,"right" ,"bottom");
 // Setup the pie plot
 $p1 = new PiePlot($y);
 $p1->SetTheme("earth");
 $p1->value->SetFormat("%d");
 $p1->SetLabelType(PIE_VALUE_ABS);
 $p1->SetSliceColors(array('chartreuse3', 'chocolate2', 'wheat1'));
 // Adjust size and position of plot
 $p1->SetSize(0.35);
 $p1->SetCenter(0.25, 0.52);
 $f = tr("found");
 $dnf = tr("not_found");
 $com = tr("comment");
 // Setup slice labels and move them into the plot
 $xx = array($f, $dnf, $com);
 $p1->value->SetFont(FF_COURIER, FS_NORMAL);
 $p1->value->SetColor("black");
 $p1->SetLabelPos(0.65);

        $legenda[] = $array[0];
        $tot_top10 = $tot_top10 + $array[1];
        $data[] = $array[1];
    }
}
$legenda[] = "Other Titles";
$data[] = $total - $tot_top10;
// operação retirada em 02/2006
// Objetivo: aproveitar o arquivo já processada anteriormente, desde que no mesmo dia
// $OP="rm -f $db_tmp_issn.* ";
// $result=exec($OP);
// **************************************************************
// ********  Apresentação grafico                        ********
// **************************************************************
$graph = new PieGraph(690, 350);
//   $graph->SetShadow ();
// Create
$p1 = new PiePlot($data);
// Set A title for the plot
$p1->SetLegends($legenda);
$p1->SetSize(0.4);
$p1->SetCenter(0.28, 0.5);
$txt = new Text("Most Visited Titles", 0.15, 0.0);
$txt->SetFont(FONT1_BOLD);
$graph->Add($p1);
$graph->AddText($txt);
$graph->Stroke();
?>
 

<?php

require_once "../src/jpgraph.php";
require_once "../src/jpgraph_pie.php";
//模拟数据
$data = array(0 => 3.5, 1 => 4.6, 2 => 9.1, 3 => 21.9, 4 => 42.3, 5 => 90.7, 6 => 183.5, 7 => 127.5, 8 => 61.4, 9 => 33.5, 10 => 11.5, 11 => 4.4);
//创建画布
$graph = new PieGraph(800, 500);
//设置图像边界范围
$graph->img->SetMargin(30, 30, 80, 30);
//设置标题
$graph->title->SetFont(FF_CHINESE);
$graph->title->Set("饼图--PiePlot Test");
//得到饼图对象
$piePlot = new PiePlot($data);
//设置图例
$piePlot->SetLegends(array(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12));
//设置图例位置
$graph->legend->Pos(0.01, 0.45, "left", "top");
//添加到画布中
$graph->Add($piePlot);
//输出
$graph->Stroke();

 /**
  *
  * @param Integer $used
  * @param Integer $total
  */
 function displayProjectProportionUsage($used, $total)
 {
     $graph = new Chart_Pie(350, 250, "auto");
     $data = array($used, $total - $used);
     $usage = new PiePlot($data);
     $usage->SetSliceColors(array('#44697D', '#ACBBA4'));
     $usage->SetLegends(array("Used proportion", "Allowed quota"));
     $graph->legend->SetPos(0.01, 0, 'right', 'top');
     $graph->add($usage);
     //graph display
     $graph->stroke();
 }

 public function executePieGraphSingers(sfWebRequest $request)
 {
     $util = new util();
     $loko = $util->singersData();
     //Set the response header to a image JPEG datastream
     $this->getResponse()->setContent('image/jpeg');
     //echo $duales;
     $data1 = 300;
     $data2 = 200;
     //        $data_results = $util->singersData();
     $data = array($data2, $data1);
     $graph = new PieGraph(200, 174);
     $graph->SetMarginColor('#393939');
     $graph->SetFrame(true, '#393939');
     $graph->legend->SetPos(0.8, 0.9, 'center', 'bottom');
     $p1 = new PiePlot($data);
     $p1->SetSize(0.4);
     $p1->SetCenter(0.45);
     $p1->SetSliceColors(array('white', 'red'));
     $p1->value->SetColor('black');
     $p1->SetLegends(array("Spa", "Dual"));
     $p1->SetLabelPos(0.6);
     $graph->Add($p1);
     $graph->Stroke();
     return sfView::NONE;
 }

<?php

date_default_timezone_set('America/Bogota');
require_once "lib/jpgraph/src/jpgraph.php";
require_once "lib/jpgraph/src/jpgraph_pie.php";
// Se define el array de valores y el array de la leyenda
if (isset($_GET['datos']) && isset($_GET['textos'])) {
    $d = stripslashes($_GET['datos']);
    $datos = unserialize($d);
    $t = stripslashes($_GET['textos']);
    $textos = unserialize($t);
    //$titulo = $_GET['titulo'];
    //Se define el grafico
    $grafico = new PieGraph(380, 200);
    //Definimos el titulo
    $grafico->title->Set("Grafica");
    $grafico->title->SetFont(FF_FONT1, FS_BOLD);
    //Añadimos el titulo y la leyenda
    $p1 = new PiePlot($datos);
    $p1->SetLegends($textos);
    $p1->SetCenter(0.2);
    //Se muestra el grafico
    $grafico->Add($p1);
    $grafico->Stroke();
}

<?php

include "../jpgraph.php";
include "../jpgraph_pie.php";
$data = array(40, 60, 21, 33, 12, 33);
$graph = new PieGraph(150, 150, "auto");
$graph->SetShadow();
$graph->title->Set("'sand' Theme");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
$p1 = new PiePlot($data);
$p1->SetTheme("sand");
$p1->SetCenter(0.5, 0.55);
$p1->value->Show(false);
$graph->Add($p1);
$graph->Stroke();
?>

<?php

// content="text/plain; charset=utf-8"
require_once "jpgraph/jpgraph.php";
require_once "jpgraph/jpgraph_pie.php";
// Some data
$data = array(27, 23, 47, 17);
// A new graph
$graph = new PieGraph(350, 200);
$graph->SetShadow();
// Setup title
$graph->title->Set("Example of pie plot with absolute labels");
$graph->title->SetFont(FF_FONT1, FS_BOLD);
// The pie plot
$p1 = new PiePlot($data);
// Move center of pie to the left to make better room
// for the legend
$p1->SetCenter(0.35, 0.5);
// No border
$p1->ShowBorder(false);
// Label font and color setup
$p1->value->SetFont(FF_FONT1, FS_BOLD);
$p1->value->SetColor("darkred");
// Use absolute values (type==1)
$p1->SetLabelType(PIE_VALUE_ABS);
// Label format
$p1->value->SetFormat("\$%d");
$p1->value->Show();
// Size of pie in fraction of the width of the graph
$p1->SetSize(0.3);
// Legends

<?php

require '../include/core/common.php';
include '../include/jpgraph/jpgraph.php';
include '../include/jpgraph/jpgraph_pie.php';
unset($data);
for ($i = 1; $i <= SURVEY_MAX_ALTERNATIVES; $i++) {
    if (isset($_GET['alt_' . $i])) {
        $data[$i] = $_GET['alt_' . $i];
    }
}
if (count($data) == 0 && is_numeric($_GET['poll_id'])) {
    $poll = poll_fetch(array('id' => $_GET['poll_id']));
    for ($i = 1; $i <= SURVEY_MAX_ALTERNATIVES; $i++) {
        if (strlen($poll[0]['alt_' . $i]) > 0) {
            $data[$i] = $poll[0]['alt_' . $i . '_votes'];
        }
    }
}
$graph = new PieGraph(190, 160);
$graph->SetAntiAliasing();
$graph->SetShadow();
$p1 = new PiePlot($data);
$p1->ShowBorder();
$graph->SetFrame(false, 'darkblue', 2);
$p1->SetSliceColors($survey_chart_colors);
$graph->Add($p1);
$graph->Stroke();