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<?php


// mPDF 4.5.009
define("FF_USERFONT", 15);      // See jpgraph_ttf.inc.php for font IDs
global $JpgUseSVGFormat;
$JpgUseSVGFormat = true;

//======================================================================================================
// DELETE OLD GRAPH FILES FIRST - Housekeeping
// First clear any files in directory that are >1 hrs old
        $interval = 3600;
        if ($handle = opendir(_MPDF_PATH.'graph_cache')) {
           while (false !== ($file = readdir($handle))) { 
                if (((filemtime(_MPDF_PATH.'graph_cache/'.$file)+$interval) < time()) && ($file != "..") && ($file != ".")) { 
                        @unlink(_MPDF_PATH.'graph_cache/'.$file);       // mPDF 4.0
                }
           }
           closedir($handle); 
        }
//==============================================================================================================
// LOAD GRAPHS

        include_once(_JPGRAPH_PATH.'jpgraph.php'); 
        include_once(_JPGRAPH_PATH.'jpgraph_line.php' ); 
        include_once(_JPGRAPH_PATH.'jpgraph_log.php' ); 
        include_once(_JPGRAPH_PATH.'jpgraph_scatter.php' ); 
        include_once(_JPGRAPH_PATH.'jpgraph_regstat.php' ); 
        include_once(_JPGRAPH_PATH.'jpgraph_pie.php'); 
        include_once(_JPGRAPH_PATH.'jpgraph_pie3d.php'); 
        include_once(_JPGRAPH_PATH.'jpgraph_bar.php'); 
        include_once(_JPGRAPH_PATH.'jpgraph_radar.php'); 


//======================================================================================================
//*****************************************************************************************************
//*****************************************************************************************************
//*****************************************************************************************************
//*****************************************************************************************************
//*****************************************************************************************************
//*****************************************************************************************************
//======================================================================================================
//======================================================================================================

//======================================================================================================
//======================================================================================================

//======================================================================================================
function print_graph($g,$pgwidth) {
        $splines = false;
        $bandw = false;
        $percent = false;
        $show_percent = false;
        $stacked = false;
        $h = false;
        $show_values = false;
        $hide_grid = false;
        $hide_y_axis = false;

        if (isset($g['attr']['TYPE']) && $g['attr']['TYPE']) { $type = strtolower($g['attr']['TYPE']); }
        if (!in_array($type,array('bar','horiz_bar','line','radar','pie','pie3d','xy','scatter'))) { $type = 'bar'; } // Default=bar

        if (isset($g['attr']['STACKED']) && $g['attr']['STACKED']) { $stacked = true; } // stacked for bar or horiz_bar
        if (isset($g['attr']['SPLINES']) && $g['attr']['SPLINES'] && $type=='xy') { $splines = true; }  // splines for XY line graphs
        if (isset($g['attr']['BANDW']) && $g['attr']['BANDW']) { $bandw = true; }       // black and white
        if (isset($g['attr']['LEGEND-OVERLAP']) && $g['attr']['LEGEND-OVERLAP']) { $overlap = true; } // avoid overlap of Legends over graph (line, bar, horiz_bar only)
        if (isset($g['attr']['PERCENT']) && $g['attr']['PERCENT'] && $type != 'xy' && $type != 'scatter') { $percent = true; }  // Show data series as percent of total in series
        if (isset($g['attr']['SHOW-VALUES']) && $g['attr']['SHOW-VALUES']) { $show_values = true; }     // Show the individual data values
        if (isset($g['attr']['HIDE-GRID']) && $g['attr']['HIDE-GRID']) { $hide_grid = true; }   // Hide the y-axis gridlines
        if (isset($g['attr']['HIDE-Y-AXIS']) && $g['attr']['HIDE-Y-AXIS']) { $hide_y_axis = true; }     // Hide the y-axis


        // Antialias: If true - better quality curves, but graph line will only be 1px even in PDF 300dpi 
        // default=true for most except line and radar
        if (isset($g['attr']['ANTIALIAS']) && ($g['attr']['ANTIALIAS']=='' || $g['attr']['ANTIALIAS']==0)) { $antialias = false; }
        else if (isset($g['attr']['ANTIALIAS']) && $g['attr']['ANTIALIAS'] > 0) { $antialias = true; }
        else if ($type=='line' || $type=='radar') { $antialias = false; }
        else { $antialias = true; }

        if ($g['attr']['DPI']) { $dpi = intval($g['attr']['DPI']); }
        if (!$dpi || $dpi < 50 || $dpi > 2400) { $dpi = 150; }  // Default dpi 150
        $k = (0.2645/25.4 * $dpi); 

        // mPDF 4.5.009
        global $JpgUseSVGFormat;
        if (isset($JpgUseSVGFormat) && $JpgUseSVGFormat) {
                $img_type = 'svg';
                $k = 1; // Overrides as Vector scale does not need DPI
        }
        else {
                $img_type = 'png';
        }

        if (isset($g['attr']['TITLE']) && $g['attr']['TITLE']) { $title = $g['attr']['TITLE']; }

        if (isset($g['attr']['LABEL-X']) && $g['attr']['LABEL-X']) { $xlabel = $g['attr']['LABEL-X']; }         // NOT IMPLEMENTED??????
        if (isset($g['attr']['LABEL-Y']) && $g['attr']['LABEL-Y']) { $ylabel = $g['attr']['LABEL-Y']; }

        if (isset($g['attr']['AXIS-X']) && $g['attr']['AXIS-X']) { $xaxis = strtolower($g['attr']['AXIS-X']); }
        if (!in_array($xaxis,array('text','lin','linear','log'))) { $xaxis = 'text'; }  // Default=text
        if ($xaxis == 'linear') { $xaxis = 'lin'; }

        if (isset($g['attr']['AXIS-Y']) && $g['attr']['AXIS-Y']) { $yaxis = strtolower($g['attr']['AXIS-Y']); }
        if (!in_array($yaxis,array('lin','linear','log','percent'))) { $yaxis = 'lin'; }                        // Default=lin
        if ($yaxis == 'percent') { $show_percent = true; $yaxis = 'lin'; }      // Show percent sign on scales
        if ($yaxis == 'linear') { $yaxis = 'lin'; }

        if ($splines) { $xaxis = 'lin'; }
        $axes = $xaxis.$yaxis;  // e.g.textlin, textlog, loglog, loglin, linlog (XY)

        // mPDF 4.0
        if (isset($g['attr']['cWIDTH']) && $g['attr']['cWIDTH']) { $w=($g['attr']['cWIDTH'] / 0.2645); }        // pixels
        if (isset($g['attr']['cHEIGHT']) && $g['attr']['cHEIGHT']) { $h=($g['attr']['cHEIGHT'] / 0.2645); }


        if (isset($g['attr']['SERIES']) && strtolower($g['attr']['SERIES']) == 'rows') { $dataseries = 'rows'; }
        else { $dataseries = 'cols'; }

        // Defaults - define data
        $rowbegin = 2;
        $colbegin = 2;
        if($type=='scatter' || $type=='xy') { 
                if ($dataseries == 'rows') { $rowbegin = 1; }
                else { $colbegin = 1; }
        }
        $rowend = 0;
        $colend = 0;

        if (isset($g['attr']['DATA-ROW-BEGIN']) && ($g['attr']['DATA-ROW-BEGIN'] === '0' || $g['attr']['DATA-ROW-BEGIN'] > 0)) { $rowbegin = $g['attr']['DATA-ROW-BEGIN']; }

        if (isset($g['attr']['DATA-COL-BEGIN']) && ($g['attr']['DATA-COL-BEGIN'] === '0' || $g['attr']['DATA-COL-BEGIN'] > 0)) { $colbegin = $g['attr']['DATA-COL-BEGIN']; }

        if (isset($g['attr']['DATA-ROW-END']) && ($g['attr']['DATA-ROW-END'] === '0' || $g['attr']['DATA-ROW-END'] <> 0)) { $rowend = $g['attr']['DATA-ROW-END']; }
        if (isset($g['attr']['DATA-COL-END']) && ($g['attr']['DATA-COL-END'] === '0' || $g['attr']['DATA-COL-END'] <> 0)) { $colend = $g['attr']['DATA-COL-END']; }

        $nr = count($g['data']);
        $nc = 0;
        foreach($g['data'] AS $r) {
                $cc=0;
                foreach($r AS $c) { $cc++; }
                $nc = max($nc,$cc);
        }
        if ($colend == 0) { $colend = $nc; }
        else if ($colend < 0) { $colend = $nc+$colend; }

        if ($rowend == 0) { $rowend = $nr; }
        else if ($rowend < 0) { $rowend = $nr+$rowend; }

        if ($colend < $colbegin) { $colend = $colbegin; }
        if ($rowend < $rowbegin) { $rowend = $rowbegin; }

//      if ($type == 'xy' || $type=='scatter') { $colstart=0; }

        // Get Data + Totals
        $data = array();
        $totals = array();
        for ($r=($rowbegin-1);$r<$rowend;$r++) {
                for ($c=($colbegin-1);$c<$colend;$c++) {
                    if (isset($g['data'][$r][$c])) { $g['data'][$r][$c] = floatval($g['data'][$r][$c] ); }
                    else { $g['data'][$r][$c] = 0; }
                    if ($dataseries=='rows') { 
                        $data[($r+1-$rowbegin)][($c+1-$colbegin)] = $g['data'][$r][$c] ; 
                        $totals[($r+1-$rowbegin)] += $g['data'][$r][$c] ; 
                    }
                    else { 
                        $data[($c+1-$colbegin)][($r+1-$rowbegin)] = $g['data'][$r][$c] ; 
                        if (isset($totals[($c+1-$colbegin)])) { $totals[($c+1-$colbegin)] += $g['data'][$r][$c] ; }
                        else { $totals[($c+1-$colbegin)] = $g['data'][$r][$c] ; }
                    }
                }
        }
        // PERCENT
        if ($percent && $type != 'pie' && $type != 'pie3d') {
                for ($r=0;$r<count($data);$r++) {
                        for ($c=0;$c<count($data[$r]);$c++) {
                                $data[$r][$c] = $data[$r][$c]/$totals[$r]  * 100;
                        }
                }
        }
        // Get Legends and labels
        $legends = array();
        $labels = array();
        $longestlegend = 0;
        $longestlabel = 0;
        if ($dataseries=='cols') { 
                if ($colbegin>1) {
                        for ($r=($rowbegin-1);$r<$rowend;$r++) { 
                                $legends[($r+1-$rowbegin)] = $g['data'][$r][0] ;
                                $longestlegend = max($longestlegend, strlen( $g['data'][$r][0] ));
                        }
                }
                if ($rowbegin>1) {
                        for ($c=($colbegin-1);$c<$colend;$c++) { 
                                $labels[($c+1-$colbegin)] = $g['data'][0][$c] ; 
                                $longestlabel = max($longestlabel , strlen( $g['data'][0][$c] ));
                        }
                }
        }
        else if ($dataseries=='rows') { 
                if ($colbegin>1) {
                        for ($r=($rowbegin-1);$r<$rowend;$r++) { 
                                $labels[($r+1-$rowbegin)] = $g['data'][$r][0] ; 
                                $longestlabel = max($longestlabel , strlen( $g['data'][$r][0] ));
                        }
                }
                if ($rowbegin>1) {
                        for ($c=($colbegin-1);$c<$colend;$c++) { 
                                $legends[($c+1-$colbegin)] = $g['data'][0][$c] ; 
                                $longestlegend = max($longestlegend, strlen( $g['data'][0][$c] ));
                        }
                }
        }
   // Default sizes
   $defsize = array();
   $defsize['pie'] = array('w' => 600, 'h' => 300);
   $defsize['pie3d'] = array('w' => 600, 'h' => 300);
   $defsize['radar'] = array('w' => 600, 'h' => 300);
   $defsize['line'] = array('w' => 600, 'h' => 400);
   $defsize['xy'] = array('w' => 600, 'h' => 400);
   $defsize['scatter'] = array('w' => 600, 'h' => 400);
   $defsize['bar'] = array('w' => 600, 'h' => 400);
   $defsize['horiz_bar'] = array('w' => 600, 'h' => 500);


   // Use default ratios
   if ($w && !$h) { $h = $w*$defsize[$type]['h']/$defsize[$type]['w']; }
   if ($h && !$w) { $w = $h*$defsize[$type]['w']/$defsize[$type]['h']; }
   if (!$h && !$w) { $w = $defsize[$type]['w']; $h = $defsize[$type]['h']; }


   if (count($data)>0 && $type) {
        $figure_file = "graph_cache/".rand(11111,999999999).".".$img_type;
        if ($bandw) { $colours = array('snow1','black','snow4','snow3','snow2','cadetblue4','cadetblue3','cadetblue1','bisque4','bisque2','beige'); }
        else { $colours = array('cyan','darkorchid4','cadetblue3','khaki1','darkolivegreen2','cadetblue4','coral','cyan4','rosybrown3','wheat1'); }
        $fills = array('navy','orange','red','yellow','purple','navy','orange','red','yellow','purple');
        $patterns = array(PATTERN_DIAG1,PATTERN_CROSS1,PATTERN_STRIPE1,PATTERN_DIAG3,PATTERN_CROSS2,PATTERN_DIAG2,PATTERN_DIAG4,PATTERN_CROSS3, PATTERN_CROSS4,PATTERN_STRIPE1);
        $markers = array(MARK_DIAMOND, MARK_SQUARE, MARK_CIRCLE, MARK_UTRIANGLE, MARK_DTRIANGLE, MARK_FILLEDCIRCLE, MARK_CROSS, MARK_STAR, MARK_X);

        // LEGENDS
        if ($type == 'pie' || $type == 'pie3d') { 
                $graph = new PieGraph (($w*$k),($h*$k));  
        }
        else if ($type == 'radar') { 
                $graph = new RadarGraph(($w*$k),($h*$k));
        }
        else {
                $graph = new Graph(($w*$k),($h*$k));
        }

// mPDF 4.5.009
//      $graph->img->SetImgFormat($img_type) ;
//      if (strtoupper($img_type)=='JPEG') { $graph->img->SetQuality(90); }
        if ($antialias) { $graph->img->SetAntiAliasing(); }
        $graph->SetShadow(true, 2*$k); 
        $graph->SetMarginColor("white");
        // TITLE
        $graph->title->Set($title); 
        $graph->title->SetMargin(10*$k);        
        $graph->title->SetFont(FF_USERFONT,FS_BOLD,11*$k);
        $graph->title->SetColor("black");
        $graph->legend->SetLineSpacing(3*$k); 
        $graph->legend->SetMarkAbsSize(6*$k); 
        $graph->legend->SetFont(FF_USERFONT,FS_NORMAL,8*$k);

        // Set GRAPH IMAGE MARGINS
        if ($type == 'pie' || $type == 'pie3d') { 
                $psize = 0.3;
                $pposxabs = ($w/2);
                $pposy = 0.55;
                if ($longestlegend) {   // if legend showing
                        $pposxabs -= ((($longestlegend * 5) + 20) / 2);
                }
                $pposx = ($pposxabs / $w);
                $graph->legend->Pos(0.02,0.5,'right','center'); 
        }
        else if ($type == 'radar') { 
                $psize = 0.5;
                $pposxabs = ($w/2);
                $pposy = 0.55;
                if ($longestlabel) {    // if legend showing
                        $pposxabs -= ((($longestlabel * 5) + 20) / 2);
                }
                $pposx = ($pposxabs / $w);
                $graph->legend->Pos(0.02,0.5,'right','center'); 
        }
        else if ($type == 'xy' || $type == 'scatter') {
                $pml = 50;
                $pmr = 20;
                $pmt = 60;
                $pmb = 50;
                $xaxislblmargin = $pmb - 30;
                $yaxislblmargin = $pml - 15;
                $graph->legend->Pos(0.02,0.1,'right','top'); 
        }
        else if ($type == 'line' || $type == 'bar') {
                $pml = 50;
                $pmr = 20;
                $pmt = 60;
                $pmb = 50;
                $xlangle = 0;
                $ll = ($longestlegend * 5);     // 45 degrees 8pt fontsize
                if ($ll > 5 || ($ll>3 && count($data)>10)) {
                        $pmb = max($pmb, $ll + 30);
                        $xlangle = 50;
                }
                $xaxislblmargin = $pmb - 30;
                $yaxislblmargin = $pml - 15;
                if ($longestlabel && !$overlap) {       // if legend showing
                        $pmr = ((($longestlabel * 5) + 40));
                }
                $graph->legend->Pos(0.02,0.1,'right','top'); 
        }
        else if ($type == 'horiz_bar') {
                $pml = 50;
                $pmr = 20;
                $pmt = 50;
                $pmb = 45;
                $ll = ($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); }   //PIE_VAL_PER = default
                                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); }   //PIE_VAL_PER = default
                                else { $p1->SetLabelType(PIE_VALUE_ABS); }
                                if ($percent || $show_percent) { $p1->value->SetFormat("%d%%"); }
                                else { $p1->value->SetFormat("%s"); }
                        }
                        else { $p1->value->Show(false); }
                        $p1->SetLegends($legends);
                        $p1->SetEdge();
                        $p1->SetSize($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( $p1); 
        }
        // RADAR
        else if ($type == 'radar') { 
                        $graph->SetSize($psize);
                        $graph->SetPos($pposx, $pposy);

                        $graph->SetTitles( $legends);   // labels each axis

                        $graph->axis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        $graph->axis->title->SetMargin(5*$k);
                        $graph->axis->SetWeight(1*$k);
                        $graph->axis->HideLabels();
                        $graph->axis->SetFont(FF_USERFONT,FS_NORMAL,6*$k);
                        $graph->HideTickMarks(); 

                        $group = array();
                        foreach($data AS $series => $dat) { 
                                $rdata = array();
                                foreach($data[$series] AS $row) { $rdata[] = $row;  }
                                if (count($rdata)<3) { die("ERROR::Graph::Cannot create a Radar Plot with less than 3 data points."); }
                                // Create the radar plot
                                $bplot = new RadarPlot($rdata);
                                $bplot->mark->SetType($markers[$series]);
                                $bplot->mark->SetFillColor($colours[$series]);
                                $bplot->mark->SetWidth(3*$k);
                                $bplot->SetColor($colours[$series]);
                                if ($series == 0) { $bplot->SetFillColor('lightred'); }
                                else { $bplot->SetFill(false); }
                                $bplot->SetLineWeight(1*$k);
                                $bplot->SetLegend($labels[$series]);
                                if ($bandw) { $bplot->SetShadow("gray5"); }
                                $graph->Add($bplot);
                        }
        }
        // LINE
        else if ($type == 'line') {
                        // Setup the graph. 
                        $graph->img->SetMargin($pml*$k,$pmr*$k,$pmt*$k,$pmb*$k);        // LRTB
                        $graph->SetScale($axes);
                        $graph->yaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);

                        if ($ylabel) {
                                $graph->yaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->yaxis->SetTitle($ylabel,'middle');
                                $graph->yaxis->SetTitleMargin($yaxislblmargin*$k); 
                        }

                        $graph->yaxis->SetLabelMargin(4*$k); 
                        if ($percent || $show_percent) { $graph->yaxis->SetLabelFormat('%d%%'); }       // Percent

                        // Show 0 label on Y-axis (default is not to show)
                        $graph->yscale->ticks->SupressZeroLabel(true);
                        if ($hide_y_axis) { $graph->yaxis->Hide(); }
                        if ($hide_grid) { $graph->ygrid->Show(false); }

                        // Setup X-axis labels
                        $graph->xaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        $graph->xaxis->SetTickLabels($legends);
                        $graph->xaxis->SetLabelAngle($xlangle);
                        $graph->xaxis->SetLabelMargin(4*$k); 
                        // X-axis title
                        if ($xlabel) {
                                $graph->xaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->xaxis->SetTitle($xlabel,'middle');
                                $graph->xaxis->SetTitleMargin($xaxislblmargin*$k); 
                        }
                        foreach($data AS $series => $rdata) { 
                                $bplot = new LinePlot($rdata);
                                $bplot->mark->SetType($markers[$series]);
                                $bplot->mark->SetFillColor($colours[$series]);
                                $bplot->mark->SetWidth(4*$k);
                                if ($show_values) {
                                        $bplot->value-> Show(); // Not if scatter
                                        $bplot->value->SetMargin(6*$k); 
                                        $bplot->value->SetColor("darkred");
                                        $bplot->value->SetFont( FF_USERFONT, FS_NORMAL, 8*$k);
                                        if ($percent || $show_percent) { $bplot->value->SetFormat( '%d%%'); }
                                        else { $bplot->value->SetFormat("%s"); }
                                }
                                // Set color for each line
                                $bplot->SetColor($colours[$series]);
                                $bplot->SetWeight(2*$k);
                                $bplot->SetLegend($labels[$series]);
                                if ($bandw) { $bplot->SetShadow("gray5"); }
                                // Indent the X-scale so the first and last point doesn't fall on the edges
                                $bplot->SetCenter();
                                $graph->Add($bplot);
                        }

        }
        // XY or SCATTER
        else if ($type == 'xy' || $type == 'scatter') {
                        // Setup the graph. 
                        $graph->img->SetMargin($pml*$k,$pmr*$k,$pmt*$k,$pmb*$k);        // LRTB
                        $graph->SetScale($axes);
                        // Setup font for axis
                        $graph->yaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        // Y-axis title
                        if ($labels[1]) {
                                $graph->yaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->yaxis->SetTitleMargin($yaxislblmargin*$k); 
                                $graph->yaxis->SetTitle($labels[1],'middle');
                        }


                        $graph->yaxis->SetLabelMargin(4*$k); 
                        if ($percent || $show_percent) { $graph->yaxis->SetLabelFormat('%d%%'); }       // Percent

                        // Show 0 label on Y-axis (default is not to show)
                        $graph->yscale->ticks->SupressZeroLabel(true);
                        // Just let the maximum be autoscaled
                        $graph->yaxis->scale->SetAutoMin(0); 
                        if ($hide_y_axis) { $graph->yaxis->Hide(); }
                        if ($hide_grid) { $graph->ygrid->Show(false); }

                        // Setup X-axis labels
                        $graph->xaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
// mPDF 2.5 Corrects labelling of x-axis
//                      $graph->xaxis->SetTickLabels($legends);
                        $graph->xaxis->SetLabelAngle(50);
                        $graph->xaxis->SetLabelMargin(4*$k); 
                        // X-axis title
                        if ($labels[0]) {
                                $graph->xaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->xaxis->SetTitleMargin($xaxislblmargin*$k); 
                                $graph->xaxis->SetTitle($labels[0],'middle');
                        }

                        // Create the bar plot
                        // SPLINES
                        if ($splines && $type=='xy') {
                                $spline = new Spline($data[0],$data[1]);
                                list($newx,$newy) = $spline->Get(100);
                        }
                        else {
                                $newx = $data[0];
                                $newy = $data[1];
                        }

                        if ($type=='xy') {
                                // LINE PLOT
                                $bplot = new LinePlot($newy, $newx);
                                // Set color for each line
                                $bplot->SetColor($fills[0]);
                                $bplot->SetWeight(4*$k);
                                if ($bandw) { $bplot->SetShadow("gray5"); }
                                $graph->Add($bplot);
                        }

                        // SCATTER PLOT
                        $cplot = new ScatterPlot($data[1], $data[0]);

                        $cplot->mark->SetType($markers[0]);
                        $cplot->mark->SetFillColor($fills[0]);
                        $cplot->mark->SetWidth(8*$k);
                        if ($show_values) {
// mPDF 2.5 
                                if ($type=='xy') { $cplot->value->Show(); }     // Not if scatter
                                $cplot->value->SetMargin(8*$k); 
                                $cplot->value->SetColor("darkred");
                                $cplot->value->SetFont( FF_USERFONT, FS_NORMAL, 6*$k);

                                if ($percent || $show_percent) { $cplot->value->SetFormat( '%d%%'); }
                                else { $cplot->value->SetFormat("%s"); }
                        }

                        // Set color for each line
                        $cplot->SetColor($fills[0]);
                        $cplot->SetWeight(4*$k);
                        if ($bandw) { $cplot->SetShadow("gray5"); }
                        $graph->Add($cplot);

        }
        // BAR
        else if ($type == 'bar') {
                        // Setup the graph. 
                        $graph->img->SetMargin($pml*$k,$pmr*$k,$pmt*$k,$pmb*$k);        // LRTB
                        $graph->SetScale($axes);
                        // Setup y-axis
                        $graph->yaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        if ($hide_y_axis) { $graph->yaxis->Hide(); }
                        if ($hide_grid) { $graph->ygrid->Show(false); }
                        $graph->yaxis->SetLabelMargin(4*$k); 
                        if ($ylabel) {
                                $graph->yaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->yaxis->SetTitle($ylabel,'middle');
                                $graph->yaxis->SetTitleMargin($yaxislblmargin*$k); 
                        }
                        // Show 0 label on Y-axis (default is not to show)
                        $graph->yscale->ticks->SupressZeroLabel(false);
                        // Setup X-axis labels
                        $graph->xaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        $graph->xaxis->SetTickLabels($legends);
                        $graph->xaxis->SetLabelAngle($xlangle);
                        $graph->xaxis->SetLabelMargin(4*$k); 
                        // X-axis title
                        if ($xlabel) {
                                $graph->xaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->xaxis->SetTitle($xlabel,'middle');
                                $graph->xaxis->SetTitleMargin($xaxislblmargin*$k); 
                        }

                        $group = array();
                        foreach($data AS $series => $dat) { 
                                $rdata = array();
                                foreach($data[$series] AS $row) { $rdata[] = $row;  }

                                // Create the bar plot
                                $bplot = new BarPlot($rdata);
                                $bplot->SetWidth(0.6);  // for SINGLE??
                                // Setup color for gradient fill style 
                                if ($bandw) { $bplot->SetPattern( $patterns[$series]); }
                                else { $bplot->SetFillGradient($fills[$series],"#EEEEEE",GRAD_LEFT_REFLECTION); }

                                // Set color for the frame of each bar
                                $bplot->SetColor("darkgray");
                                $bplot->SetLegend($labels[$series]);
                                if ($bandw) { $bplot->SetShadow("gray5"); }
                                if ($show_values) {
                                        $bplot->value->Show();
                                        $bplot->value->SetMargin(6*$k); 
                                        $bplot->value->SetColor("darkred");
                                        $bplot->value->SetFont( FF_USERFONT, FS_NORMAL, 8*$k);
                                        if ($percent || $show_percent) { $bplot->value->SetFormat( '%d%%'); }
                                        else { $bplot->value->SetFormat("%s"); }
                                }

                                $group[] = $bplot;
                        }
                        if (count($data)==1) {
                                $graph->Add($group[0]);
                        }
                        else {
                                // Create the grouped bar plot 
                                if ($stacked) {
                                        $gbplot = new AccBarPlot ($group); 
                                }
                                else {
                                        $gbplot = new GroupBarPlot ($group); 
                                }
                                $graph->Add($gbplot);
                        }
        }
        else if ($type == 'horiz_bar') {
                        $graph->SetScale($axes);
                        $graph->Set90AndMargin($pml*$k,$pmr*$k,$pmt*$k,$pmb*$k);        // LRTB

                        // Setup y-axis
                        $graph->yaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        $graph->yaxis->SetLabelMargin(4*$k); 

                        $graph->yaxis->SetPos('max');   // Intersect at top of x-axis i.e. y axis is at bottom
                        // First make the labels look right
                        $graph->yaxis->SetLabelAlign('center','top');
                        if ($percent || $show_percent) { $graph->yaxis->SetLabelFormat('%d%%'); }
                        $graph->yaxis->SetLabelSide(SIDE_RIGHT);
                        $graph->yaxis->scale->SetGrace(10);     // sets 10% headroom
                        if ($hide_y_axis) { $graph->yaxis->Hide(); }
                        if ($hide_grid) { $graph->ygrid->Show(false); }

                        // The fix the tick marks
                        $graph->yaxis->SetTickSide(SIDE_LEFT);
                        if ($ylabel) {
                                $graph->yaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->yaxis->SetTitle($ylabel,'middle');
                                $graph->yaxis->SetTitleMargin($yaxislblmargin*$k); 
                                // Finally setup the title
                                $graph->yaxis->SetTitleSide(SIDE_RIGHT);
                                // To align the title to the right use :
                                $graph->yaxis->title->Align('right');
                                $graph->yaxis->title->SetAngle(0);

                        }

                        // Show 0 label on Y-axis (default is not to show)
                        $graph->yscale->ticks->SupressZeroLabel(false);
                        // Setup X-axis labels
                        $graph->xaxis->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                        $graph->xaxis->title->SetAngle(90);
                        $graph->xaxis->SetTickLabels($legends);
                        $graph->xaxis->SetLabelMargin(4*$k); 
                        // X-axis title
                        if ($xlabel) {
                                $graph->xaxis->title->SetFont(FF_USERFONT,FS_NORMAL,8*$k);
                                $graph->xaxis->SetTitleMargin($xaxislblmargin*$k); 
                                $graph->xaxis->SetTitle($xlabel,'middle');
                        }
                        $group = array();
                        foreach($data AS $series => $dat) { 
                                $rdata = array();
                                foreach($data[$series] AS $row) { $rdata[] = $row;  }
                                // Create the bar pot
                                $bplot = new BarPlot($rdata);
                                $bplot->SetWidth(0.6);  // for SINGLE??
                                // Setup color for gradient fill style 
                                if ($bandw) { $bplot->SetPattern( $patterns[$series]); }
                                else { $bplot->SetFillGradient($fills[$series],"#EEEEEE",GRAD_LEFT_REFLECTION); }

                                // Set color for the frame of each bar
                                $bplot->SetColor("darkgray");
                                $bplot->SetLegend($labels[$series]);
                                if ($bandw) { $bplot->SetShadow("gray5"); }
                                if ($show_values) {
                                        $bplot->value-> Show();
                                        $bplot->value->SetMargin(6*$k); 
                                        $bplot->value->SetColor("darkred");
                                        $bplot->value->SetFont( FF_USERFONT, FS_NORMAL, 8*$k);
                                        if ($percent || $show_percent) { $bplot->value->SetFormat( '%d%%'); }
                                        else { $bplot->value->SetFormat("%s"); }
                                }

                                $group[] = $bplot;
                        }
                        if (count($data)==1) {
                                $graph->Add($group[0]);
                        }
                        else {
                                // Create the grouped bar plot 
                                if ($stacked) {
                                        $gbplot = new AccBarPlot ($group); 
                                }
                                else {
                                        $gbplot = new GroupBarPlot ($group); 
                                }
                                $graph->Add($gbplot);
                        }
        }
        if ($graph) {
                $graph->Stroke( _MPDF_PATH.$figure_file);
                $srcpath = str_replace("\\","/",dirname(__FILE__)) . "/";
                $srcpath .= $figure_file;
                return array('file'=>$srcpath, 'w'=>$w, 'h'=>$h);
        }
   }
   return false;
}
//======================================================================================================
//======================================================================================================
//======================================================================================================
//======================================================================================================

?>