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✏️ Editing: graph.php

<?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);
                }

$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;
}

//======================================================================================================
//======================================================================================================
//======================================================================================================
//======================================================================================================
?>

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