PHP PiePlot::SetGuideLinesAdjust方法代码示例

// content="text/plain; charset=utf-8"
require_once 'jpgraph/jpgraph.php';
require_once 'jpgraph/jpgraph_pie.php';
$data = array(19, 12, 4, 3, 3, 12, 3, 3, 5, 6, 7, 8, 8, 1, 7, 2, 2, 4, 6, 8, 21, 23, 2, 2, 12);
// Create the Pie Graph.
$graph = new PieGraph(300, 350);
// Set A title for the plot
$graph->title->Set("Label guide lines");
$graph->title->SetFont(FF_VERDANA, FS_BOLD, 12);
$graph->title->SetColor("darkblue");
$graph->legend->Pos(0.1, 0.2);
// Create pie plot
$p1 = new PiePlot($data);
$p1->SetCenter(0.5, 0.55);
$p1->SetSize(0.3);
// Enable and set policy for guide-lines
$p1->SetGuideLines();
$p1->SetGuideLinesAdjust(1.4);
// Setup the labels
$p1->SetLabelType(PIE_VALUE_PER);
$p1->value->Show();
$p1->value->SetFont(FF_ARIAL, FS_NORMAL, 9);
$p1->value->SetFormat('%2.1f%%');
// Add and stroke
$graph->Add($p1);
$graph->Stroke();
?>

//.........这里部分代码省略.........
                            $ll = $longestlegend * 6.5;
                            // 8pt fontsize
                            $pml = max($pml, $ll + 20);
                            $xaxislblmargin = $pml - 20;
                            $yaxislblmargin = $pmb - 15;
                            if ($longestlabel && !$overlap) {
                                // if legend showing
                                $pmr = $longestlabel * 5 + 40;
                            }
                            $graph->legend->Pos(0.02, 0.1, 'right', 'top');
                        }
                    }
                }
            }
        }
        // DRAW THE GRAPHS
        if ($type == 'pie') {
            $p1 = new PiePlot($data[0]);
            $p1->SetSliceColors($colours);
            if ($show_values) {
                $p1->value->SetFont(FF_USERFONT, FS_NORMAL, 8 * $k);
                if ($percent) {
                    $p1->SetLabelType(PIE_VALUE_PERADJ);
                } else {
                    $p1->SetLabelType(PIE_VALUE_ABS);
                }
                if ($percent || $show_percent) {
                    $p1->value->SetFormat("%d%%");
                } else {
                    $p1->value->SetFormat("%s");
                }
                // Enable and set policy for guide-lines. Make labels line up vertically
                $p1->SetGuideLines(true);
                $p1->SetGuideLinesAdjust(1.5);
            } else {
                $p1->value->Show(false);
            }
            $p1->SetLegends($legends);
            $p1->SetSize($psize);
            $p1->SetCenter($pposx, $pposy);
            if ($labels[0]) {
                $graph->subtitle->Set($labels[0]);
                $graph->subtitle->SetMargin(10 * $k);
                $graph->subtitle->SetFont(FF_USERFONT, FS_BOLD, 11 * $k);
                $graph->subtitle->SetColor("black");
            }
            $graph->Add($p1);
        } else {
            if ($type == 'pie3d') {
                $p1 = new PiePlot3d($data[0]);
                $p1->SetSliceColors($colours);
                if ($show_values) {
                    $p1->value->SetFont(FF_USERFONT, FS_NORMAL, 8 * $k);
                    if ($percent) {
                        $p1->SetLabelType(PIE_VALUE_PERADJ);
                    } else {
                        $p1->SetLabelType(PIE_VALUE_ABS);
                    }
                    if ($percent || $show_percent) {
                        $p1->value->SetFormat("%d%%");
                    } else {
                        $p1->value->SetFormat("%s");
                    }
                } else {
                    $p1->value->Show(false);
                }

 public function create_graph($width = 600, $height = 200, $data, $title, $xaxis, $yaxis, $type = "bar")
 {
     require_once 'jpgraph/jpgraph.php';
     require_once 'jpgraph/jpgraph_line.php';
     require_once 'jpgraph/jpgraph_bar.php';
     require_once 'jpgraph/jpgraph_pie.php';
     // Create a graph instance
     if ($type == "bar" || $type == "line") {
         $graph = new Graph($width, $height);
     } else {
         if ($type == "pie") {
             $graph = new PieGraph($width, $height);
         }
     }
     // Specify what scale we want to use,
     // int = integer scale for the X-axis
     // int = integer scale for the Y-axis
     $graph->SetScale('intint');
     $graph->SetMarginColor("lightblue:1.1");
     $graph->SetShadow();
     $graph->SetMargin(60, 20, 10, 40);
     // Box around plotarea
     $graph->SetBox();
     // No frame around the image
     $graph->SetFrame(false);
     // Setup a title for the graph
     $graph->title->Set($title);
     $graph->title->SetMargin(8);
     $graph->title->SetColor("darkred");
     // Setup the X and Y grid
     $graph->ygrid->SetFill(true, '#DDDDDD@0.5', '#BBBBBB@0.5');
     $graph->ygrid->SetLineStyle('dashed');
     $graph->ygrid->SetColor('gray');
     $graph->xgrid->Show();
     $graph->xgrid->SetLineStyle('dashed');
     $graph->xgrid->SetColor('gray');
     // Setup titles and X-axis labels, if it's array, first row is title
     if (is_array($xaxis)) {
         $graph->xaxis->title->Set($xaxis[0]);
         $xaxis = array_slice($xaxis, 1, count($xaxis) - 1);
         $graph->xaxis->SetTickLabels($xaxis);
     } else {
         $graph->xaxis->title->Set($xaxis);
     }
     // no array, just show name
     // Setup Y-axis title
     $graph->yaxis->title->SetMargin(10);
     $graph->yaxis->title->Set($yaxis);
     if ($type == "bar") {
         $plot = new BarPlot($data);
         $plot->SetWidth(0.6);
         $fcol = '#440000';
         $tcol = '#FF9090';
         $plot->SetFillGradient("navy:0.9", "navy:1.85", GRAD_LEFT_REFLECTION);
         //$plot->SetColor("black");
         // Set line weigth to 0 so that there are no border
         // around each bar
         $plot->SetWeight(0);
         // Add the plot to the graph
         $graph->Add($plot);
     } else {
         if ($type == "line") {
             $plot = new LinePlot($data);
             $plot->SetFillColor('skyblue@0.5');
             $plot->SetColor('navy@0.7');
             $plot->mark->SetType(MARK_SQUARE);
             $plot->mark->SetColor('blue@0.5');
             $plot->mark->SetFillColor('lightblue');
             $plot->mark->SetSize(5);
             // Add the plot to the graph
             $graph->Add($plot);
         } else {
             if ($type == "pie") {
                 $plot = new PiePlot($data);
                 $plot->SetCenter(0.5, 0.55);
                 $plot->SetSize(0.2);
                 // Enable and set policy for guide-lines
                 $plot->SetGuideLines();
                 $plot->SetGuideLinesAdjust(1.4);
                 // Setup the labels
                 $plot->SetLabelType(PIE_VALUE_PER);
                 $plot->value->Show();
                 //$plot->value->SetFont(FF_ARIAL,FS_NORMAL,9);
                 $plot->value->SetFormat('%2.1f%%');
                 $plot->ExplodeSlice(1);
                 $plot->SetGuideLines(true);
                 $graph->SetMarginColor("white");
                 $plot->SetLegends($xaxis);
                 // Add the plot to the graph
                 $graph->Add($plot);
             } else {
                 die($type . " is not known graph type");
             }
         }
     }
     // Display the graph
     $fn = strtolower($title);
     $fn = str_replace(" ", "", $fn);
     $filename_relative = "site/web_app/images/dynamic/{$fn}.jpg";
     $filename_full = __DIR__ . "/" . $filename_relative;
//.........这里部分代码省略.........

 public function grafico_distribucion_tipo_resp($id_asignacionprueba)
 {
     require_once APPPATH . '/libraries/JpGraph/jpgraph_pie.php';
     $this->rendimiento_global($id_asignacionprueba);
     $data_circ = array($this->totalcorrectas, $this->totalincorrectas, $this->totalomitidas);
     $columnas_circ = array('Correctas', 'Incorrectas', 'Omitidas');
     $graph_circ = new PieGraph(400, 320);
     $graph_circ->title->Set("Distribución por Tipo de Respuesta");
     $graph_circ->SetMarginColor("#fff");
     $graph_circ->SetFrame(true, '#fff', 1);
     $graph_circ->SetBox(false);
     $p1 = new PiePlot($data_circ);
     $p1->ExplodeSlice(0);
     $p1->SetCenter(0.5);
     //$p1->SetLegends('Correctas','Incorrectas','Omitidas');
     $p1->SetLegends($columnas_circ);
     // No border
     $p1->ShowBorder(false);
     $graph_circ->legend->SetPos(0.1, 0.996, 'left', 'bottom');
     $graph_circ->legend->SetFrameWeight(1);
     $p1->SetGuideLines(true, false);
     $p1->SetGuideLinesAdjust(1.5);
     $p1->SetLabelType(PIE_VALUE_PER);
     $p1->value->Show();
     $p1->SetSliceColors(array('#1d71b8', '#ea1d25', 'orange'));
     $graph_circ->Add($p1);
     $graph_circ->Stroke(_IMG_HANDLER);
     global $img_graf_dist_resp;
     $this->img_graf_dist_resp = "assets/images/graf_dist_resp.jpg";
     $graph_circ->img->Stream($this->img_graf_dist_resp);
     /*
     $graph_circ->img->Headers();
     $graph_circ->img->Stream();
     */
 }

 public function grafico_3_bd()
 {
     require_once APPPATH . '/libraries/JpGraph/jpgraph_pie.php';
     $data_circ = $this->id_asignacionprueba;
     $columnas_circ = array('Correctas', 'Omitidas', 'Incorrectas');
     $graph_circ = new PieGraph(500, 400);
     $graph_circ->title->Set("Grafico 3 - circular o de pastel");
     $graph_circ->SetMarginColor("#fff");
     $graph_circ->SetFrame(true, '#fff', 1);
     $graph_circ->SetBox(false);
     $p1 = new PiePlot($data_circ);
     $p1->ExplodeSlice(0);
     $p1->SetCenter(0.5);
     $p1->SetLegends($this->id_asignacionprueba);
     $graph_circ->legend->SetPos(0.2, 0.99, 'right', 'bottom');
     $graph_circ->legend->SetFrameWeight(1);
     $p1->SetGuideLines(true, false);
     $p1->SetGuideLinesAdjust(1.5);
     $p1->SetLabelType(PIE_VALUE_PER);
     $p1->value->Show();
     $graph_circ->Add($p1);
     $graph_circ->Stroke(_IMG_HANDLER);
     global $fileName_bd_3;
     $this->fileName_bd_3 = "assets/images/grafica_muestra_bd_3.jpg";
     $graph_circ->img->Stream($this->fileName_bd_3);
     /*
     $graph_circ->img->Headers();
     $graph_circ->img->Stream();
     */
 }