PHP Text::Set方法代码示例

 function Create()
 {
     if ($this->ready) {
         return;
     }
     $this->graph = new CanvasGraph($this->width, $this->height, 'auto');
     $this->graph->SetMargin(5, 11, 6, 11);
     /*
         $this->graph->SetShadow();
         $this->graph->SetMarginColor( "teal");
         $this->graph->InitFrame(); 
     */
     $hpos = 15;
     $text = new Text("ADEI", $this->width / 2, $hpos);
     $text->SetFont(FF_ARIAL, FS_BOLD, 24);
     $text->Align('center', 'top');
     $text->Stroke($this->graph->img);
     $hpos += $text->GetTextHeight($this->graph->img) + 10;
     //    $msg = "Welcome to the Advanced Data Extraction Infrastructure! Please";
     $msg = preg_replace(array("/\n([^\n])/"), array(' \\1'), file_get_contents("docs/welcome.txt"));
     $text_width = $this->width - 50;
     if ($text_width < 100) {
         return;
     }
     $text = new Text($msg, $this->width / 2, $hpos);
     $text->SetFont(FF_ARIAL, FS_NORMAL, 18);
     $text->Align('center', 'top');
     $width = $text->GetWidth($this->graph->img);
     if ($width > $text_width) {
         $char_width = ceil($width / strlen($msg));
         $cpl = $text_width / $char_width;
         $wmsg = wordwrap($msg, $cpl, "\n", true);
         $text->Set($wmsg);
         $width = $text->GetWidth($this->graph->img);
         while ($width > $text_width && $cpl > 10) {
             $cpl -= $cpl / 10;
             $wmsg = wordwrap($msg, $cpl, "\n", true);
             $text->Set($wmsg);
             $width = $text->GetWidth($this->graph->img);
         }
     }
     $text->Stroke($this->graph->img);
     //    $text->ParagraphAlign('center');
     //    $text->SetBox( "white", "black","gray");
     /*
     //    $text->Align('left', 'top');
     //    $text->ParagraphAlign('left'); 
     //    $text->SetBox( "white", "black","gray"); 
         $width = $text->GetWidth($this->graph->img);
     */
     //    $text->Stroke( $this->graph->img);
 }

 function CreateMessage($header, $msg)
 {
     $this->graph = new CanvasGraph($this->width, $this->height, 'auto');
     $this->graph->SetMargin(5, 11, 6, 11);
     $this->graph->SetShadow();
     $this->graph->SetMarginColor("teal");
     $this->graph->InitFrame();
     $text_width = $this->width - 50;
     if ($text_width < 100) {
         return;
     }
     $text = new Text($msg, 25, 25);
     $text->SetFont(FF_ARIAL, FS_NORMAL, 24);
     //    $text->Align('left', 'top');
     //    $text->ParagraphAlign('left');
     //    $text->SetBox( "white", "black","gray");
     $width = $text->GetWidth($this->graph->img);
     if ($width > $text_width) {
         $char_width = ceil($width / strlen($msg));
         $cpl = $text_width / $char_width;
         /*
         	Does not taken into the account by GetWidth function
         	$text->SetWordWrap($cpl);
         */
         $wmsg = wordwrap($msg, $cpl, "\n", true);
         $text->Set($wmsg);
         $width = $text->GetWidth($this->graph->img);
         while ($width > $text_width && $cpl > 10) {
             $cpl -= $cpl / 10;
             $wmsg = wordwrap($msg, $cpl, "\n", true);
             $text->Set($wmsg);
             $width = $text->GetWidth($this->graph->img);
         }
     }
     $text->Stroke($this->graph->img);
 }

 function StrokeAngleLabels($pos, $type)
 {
     if (!$this->show_angle_label) {
         return;
     }
     $x0 = round($this->img->left_margin + $this->img->plotwidth / 2) + 1;
     $d = max($this->img->plotwidth, $this->img->plotheight) * 1.42;
     $a = $this->angle_step;
     $t = new Text();
     $t->SetColor($this->angle_fontcolor);
     $t->SetFont($this->angle_fontfam, $this->angle_fontstyle, $this->angle_fontsize);
     $xright = $this->img->width - $this->img->right_margin;
     $ytop = $this->img->top_margin;
     $xleft = $this->img->left_margin;
     $ybottom = $this->img->height - $this->img->bottom_margin;
     $ha = 'left';
     $va = 'center';
     $w = $this->img->plotwidth / 2;
     $h = $this->img->plotheight / 2;
     $xt = $x0;
     $yt = $pos;
     $margin = 5;
     $tl = $this->angle_tick_len;
     // Outer len
     $tl2 = $this->angle_tick_len2;
     // Interior len
     $this->img->SetColor($this->angle_tick_color);
     $rot90 = $this->img->a == 90;
     if ($type == POLAR_360) {
         $ca1 = atan($h / $w) / M_PI * 180;
         $ca2 = 180 - $ca1;
         $ca3 = $ca1 + 180;
         $ca4 = 360 - $ca1;
         $end = 360;
         while ($a < $end) {
             $ca = cos($a / 180 * M_PI);
             $sa = sin($a / 180 * M_PI);
             $x = $d * $ca;
             $y = $d * $sa;
             $xt = 1000;
             $yt = 1000;
             if ($a <= $ca1 || $a >= $ca4) {
                 $yt = $pos - $w * $y / $x;
                 $xt = $xright + $margin;
                 if ($rot90) {
                     $ha = 'center';
                     $va = 'top';
                 } else {
                     $ha = 'left';
                     $va = 'center';
                 }
                 $x1 = $xright - $tl2;
                 $x2 = $xright + $tl;
                 $y1 = $y2 = $yt;
             } elseif ($a > $ca1 && $a < $ca2) {
                 $xt = $x0 + $h * $x / $y;
                 $yt = $ytop - $margin;
                 if ($rot90) {
                     $ha = 'left';
                     $va = 'center';
                 } else {
                     $ha = 'center';
                     $va = 'bottom';
                 }
                 $y1 = $ytop + $tl2;
                 $y2 = $ytop - $tl;
                 $x1 = $x2 = $xt;
             } elseif ($a >= $ca2 && $a <= $ca3) {
                 $yt = $pos + $w * $y / $x;
                 $xt = $xleft - $margin;
                 if ($rot90) {
                     $ha = 'center';
                     $va = 'bottom';
                 } else {
                     $ha = 'right';
                     $va = 'center';
                 }
                 $x1 = $xleft + $tl2;
                 $x2 = $xleft - $tl;
                 $y1 = $y2 = $yt;
             } else {
                 $xt = $x0 - $h * $x / $y;
                 $yt = $ybottom + $margin;
                 if ($rot90) {
                     $ha = 'right';
                     $va = 'center';
                 } else {
                     $ha = 'center';
                     $va = 'top';
                 }
                 $y1 = $ybottom - $tl2;
                 $y2 = $ybottom + $tl;
                 $x1 = $x2 = $xt;
             }
             if ($a != 0 && $a != 180) {
                 $t->Align($ha, $va);
                 if ($this->show_angle_mark) {
                     $a .= '°';
                 }
                 $t->Set($a);
//.........这里部分代码省略.........

 function getHeight($aImg)
 {
     $scaling = 1;
     //$this->iAntiAlias ? 2 : 1 ;
     if ($this->iSize > 0 && $this->iSize < 1) {
         $this->iSize *= min($aImg->width, $aImg->height);
     }
     $value = new Text();
     $value->SetFont($this->iFontFamily, $this->iFontStyle, $this->iFontSize * $scaling);
     $value->SetColor($this->iFontColor);
     // Setup extra size around the graph needed so that the labels
     // doesn't get cut. For this we need to find the largest label.
     // The code below gives a possible a little to large margin. The
     // really, really proper way would be to account for what angle
     // the label are at
     $n = count($this->iLabels);
     if ($n > 0) {
         $maxh = 0;
         $maxw = 0;
         foreach ($this->iLabels as $key => $lbl) {
             $value->Set($lbl);
             $maxh = max($maxh, $value->GetHeight($aImg));
         }
     } else {
         $value->Set('180.8');
         // Dummy value to get width/height
         $maxh = $value->GetHeight($aImg);
     }
     // Add an extra margin of 50% the font size
     //$maxh += round($this->iFontSize*$scaling * 0.5) ;
     $valymarg = 2 * $maxh + 2 * $this->iLabelMargin * $scaling;
     $legendheight = round($this->legend->iShow ? 1 : 0);
     $legendheight *= max($this->legend->iCircleRadius * 2, $this->legend->iTxtFontSize * 2) + $this->legend->iMargin + $this->legend->iBottomMargin + 2;
     $legendheight *= $scaling;
     $h = round($this->iSize * $scaling + $valymarg) + $legendheight;
     return $h;
 }

 function SetDatapoints($datapoints)
 {
     $ny = count($datapoints);
     $nx = count($datapoints[0]);
     $t = new Text();
     $t->SetFont(FF_ARIAL, FS_NORMAL, 8);
     for ($x = 0; $x < $nx; ++$x) {
         for ($y = 0; $y < $ny; ++$y) {
             list($x1, $y1) = $this->scale->Translate($x, $y);
             if ($datapoints[$y][$x] > 0) {
                 $t->SetColor('blue');
             } else {
                 $t->SetColor('black');
             }
             $t->SetFont(FF_ARIAL, FS_BOLD, 8);
             $t->Set($datapoints[$y][$x]);
             $t->Stroke($this->g->img, $x1, $y1);
             $t->SetColor('gray');
             $t->SetFont(FF_ARIAL, FS_NORMAL, 8);
             $t->Set("({$y},{$x})");
             $t->Stroke($this->g->img, $x1 + 10, $y1);
         }
     }
 }

 function Stroke(&$aImg)
 {
     $scaling = $this->iAntiAlias ? 2 : 1;
     $value = new Text();
     $value->SetFont($this->iFontFamily, $this->iFontStyle, $this->iFontSize * $scaling);
     $value->SetColor($this->iFontColor);
     $n = count($this->iLabels);
     if ($n > 0) {
         $maxh = 0;
         $maxw = 0;
         foreach ($this->iLabels as $key => $lbl) {
             $value->Set($lbl);
             $maxh = max($maxh, $value->GetHeight($aImg));
             $maxw = max($maxw, $value->GetWidth($aImg) / 2);
         }
     } else {
         $value->Set("180.8");
         $maxh = $value->GetHeight($aImg);
         $maxw = $value->GetWidth($aImg);
     }
     $maxh += round($this->iFontSize * $scaling * 0.5);
     $maxw += round($this->iFontSize * $scaling * 0.5);
     $valxmarg = 2 * $maxw + 2 * $this->iLabelMargin * $scaling;
     $valymarg = 2 * $maxh + 2 * $this->iLabelMargin * $scaling;
     $w = round($this->iSize * $scaling + $valxmarg);
     $legendwidth = $this->_StrokeLegend($aImg, 0, 0, $scaling, true) + 10 * $scaling;
     $w = max($w, $legendwidth);
     $legendheight = round($this->legend->iShow ? 1 : 0);
     $legendheight *= max($this->legend->iCircleRadius * 2, $this->legend->iTxtFontSize * 2) + $this->legend->iMargin + $this->legend->iBottomMargin + 2;
     $legendheight *= $scaling;
     $h = round($this->iSize * $scaling + $valymarg) + $legendheight;
     if ($this->iAntiAlias) {
         $dblImg = new Image($w, $h);
         $dblImg->SetColor($this->iColor);
         $dblImg->FilledRectangle(0, 0, $w, $h);
     } else {
         $dblImg =& $aImg;
         $dblImg->SetTranslation($this->iX - $w / 2, $this->iY - $h / 2);
     }
     if (__DEBUG) {
         $dblImg->SetColor('red');
         $dblImg->Rectangle(0, 0, $w - 1, $h - 1);
     }
     $dblImg->SetColor('black');
     if ($this->iShowBox) {
         $dblImg->SetColor($this->iBoxColor);
         $dblImg->SetLineWeight($this->iBoxWeight);
         $dblImg->Rectangle(0, 0, $w - 1, $h - 1);
         $dblImg->SetLineWeight(1);
     }
     $xc = round($w / 2);
     $yc = round(($h - $legendheight) / 2);
     $this->iSize *= $scaling;
     $ri = $this->iCenterSize / 2;
     $r = round($this->iSize / 2);
     $n = $this->scale->GetNumCirc();
     $ri *= $scaling;
     $rr = round(($r - $ri) / $n);
     for ($i = 1; $i <= $n; ++$i) {
         $this->_ThickCircle($dblImg, $xc, $yc, $rr * $i + $ri, $this->iCircGridWeight, $this->iGridColor1);
     }
     $num = 0;
     if ($this->iType == WINDROSE_TYPEFREE) {
         $this->_StrokeFreeRose($dblImg, $value, $scaling, $xc, $yc, $r, $ri);
     } else {
         if ($this->iOrdinalEncoding == KEYENCODING_CLOCKWISE) {
             if ($this->iType == WINDROSE_TYPE16) {
                 $const1 = 19;
                 $const2 = 16;
             } elseif ($this->iType == WINDROSE_TYPE8) {
                 $const1 = 9;
                 $const2 = 8;
             } else {
                 $const1 = 4;
                 $const2 = 4;
             }
             $tmp = array();
             $n = count($this->iData);
             foreach ($this->iData as $key => $val) {
                 if (is_numeric($key)) {
                     $key = ($const1 - $key) % $const2;
                 }
                 $tmp[$key] = $val;
             }
             $this->iData = $tmp;
         }
         $this->_StrokeRegularRose($dblImg, $value, $scaling, $xc, $yc, $r, $ri);
     }
     $this->scale->iFontSize *= $scaling;
     $this->scale->iZFontSize *= $scaling;
     $this->scale->StrokeLabels($dblImg, $xc, $yc, $ri, $rr);
     $this->_ThickCircle($dblImg, $xc, $yc, $ri, $this->iCircGridWeight, $this->iGridColor1);
     $ww = $w / $scaling;
     $hh = $h / $scaling;
     if ($ww > $aImg->width) {
         JpgraphError::RaiseL(22020);
     }
     $x = $xc;
     $y = $h;
     $this->_StrokeLegend($dblImg, $x, $y, $scaling);
//.........这里部分代码省略.........

 function SetTitle($aTitle, $aAdjustAlign = 'high')
 {
     $this->title->Set($aTitle);
     $this->title_adjust = $aAdjustAlign;
 }

$grafiekServ = new Pdf_en_GrafiekService();
$leerling = $grafiekServ->maakPuntenLeerling($trimister, $id);
$klasgemiddelde = $grafiekServ->maakKlasgemiddelde($trimister, $klas);
// Create the graph -- these two calls are required
$graph = new Graph(650, 450);
$graph->SetScale("textlin");
/////////////////////////////////////////IF LEERLING || KLASGEMIDDELDE IS EMPTY
/////////////////////////////////////////MAAK ZELF ARRAYS
if (empty($leerling) || empty($klasgemiddelde)) {
    //punten leerling
    $leerling = array("WIS" => 95, "GES" => 45, "AAR" => 75, "NED" => 69, "LO" => 76);
    $klasgemiddelde = array("WIS" => 81, "GES" => 63, "AAR" => 70, "NED" => 73, "LO" => 65);
    $txt = new Text();
    $txt->SetFont(FF_ARIAL, FS_NORMAL, 25);
    $txt->SetColor('gray');
    $txt->Set(" VOORBEELDGRAFIEK");
    $txt->SetParagraphAlign('left');
    $txt->SetPos(0.5600000000000001, 0.65, 'right');
    $txt->SetBox('black');
    $graph->Add($txt);
}
//TOTAAL KLASGEMIDDELDE EN TOTAAL GEMIDDELDE LEERLING BEREKENEN
$counter = 0;
$totaal = 0;
foreach ($klasgemiddelde as $key => $value) {
    $totaal += $value;
    $counter++;
}
$klasgemid = round($totaal / $counter, 1) . "%";
$counter2 = 0;
$totaal2 = 0;

 function strokeLabels()
 {
     $t = new Text();
     $t->SetColor($this->labelColor);
     $t->SetFont($this->labelFF, $this->labelFS, $this->labelFSize);
     $t->SetAlign('center', 'center');
     foreach ($this->labels as $cont_idx => $pos) {
         if ($cont_idx >= 10) {
             return;
         }
         foreach ($pos as $idx => $coord) {
             $t->Set(sprintf("%.1f", $coord[2]));
             $t->SetAngle($coord[3]);
             $t->Stroke($this->g->img, $coord[0], $coord[1]);
         }
     }
 }

 public function Draw($aTitle, $aStart, $aEnd, $n = 64, $aReverse = false, $addColorNames = false)
 {
     // Setup to draw colormap with names platoe colors
     $lmarg = ColorMapDriver::LMARG;
     // left margin
     $rmarg = ColorMapDriver::RMARG;
     // right margin
     $width = ColorMapDriver::WIDTH;
     // Overall image width
     // Module height
     $mh = ColorMapDriver::MODHEIGHT;
     // Step between each map
     $ymarg = $mh + ColorMapDriver::MAPMARG;
     if ($addColorNames) {
         $ymarg += 50;
     }
     // Start position
     $xs = $lmarg;
     $ys = ColorMapDriver::YSTART;
     // Setup a basic canvas graph
     $height = ($aEnd - $aStart + 1) * $ymarg + 50;
     $graph = new CanvasGraph($width, $height);
     $graph->img->SetColor('darkgray');
     $graph->img->Rectangle(0, 0, $width - 1, $height - 1);
     $t = new Text($aTitle, $width / 2, 5);
     $t->SetAlign('center', 'top');
     $t->SetFont(FF_ARIAL, FS_BOLD, 14);
     $t->Stroke($graph->img);
     // Instantiate a colormap
     $cm = new ColorMap();
     $cm->InitRGB($graph->img->rgb);
     for ($mapidx = $aStart; $mapidx <= $aEnd; ++$mapidx, $ys += $ymarg) {
         $cm->SetMap($mapidx, $aReverse);
         $n = $cm->SetNumColors($n);
         list($mapidx, $maparray) = $cm->GetCurrMap();
         $ncols = count($maparray);
         $colbuckets = $cm->GetBuckets();
         // The module width will depend on the actual number of colors
         $mw = round(($width - $lmarg - $rmarg) / $n);
         // Draw color map title (name)
         $t->Set('Basic colors: ' . $ncols . ',   Total colors: ' . $n);
         $t->SetAlign('center', 'bottom');
         $t->SetAngle(0);
         $t->SetFont(FF_TIMES, FS_NORMAL, 14);
         $t->Stroke($graph->img, $width / 2, $ys - 3);
         // Add the name/number of the map to the left
         $t->SetAlign('right', 'center');
         $t->Set('Map: ' . $mapidx);
         $t->SetFont(FF_ARIAL, FS_NORMAL, 14);
         $t->Stroke($graph->img, $xs - 20, round($ys + $mh / 2));
         // Setup text properties for the color names
         if ($addColorNames) {
             $t->SetAngle(30);
             $t->SetFont(FF_ARIAL, FS_NORMAL, 12);
             $t->SetAlign('right', 'top');
         }
         // Loop through all colors in the map
         $x = $xs;
         $y = $ys;
         $k = 0;
         for ($i = 0; $i < $n; ++$i) {
             $graph->img->SetColor($colbuckets[$i]);
             $graph->img->FilledRectangle($x, $y, $x + $mw, $y + $mh);
             // Mark all basic colors in the map with a bar and name
             if ($i % (($n - $ncols) / ($ncols - 1) + 1) == 0) {
                 $graph->img->SetColor('black');
                 $graph->img->FilledRectangle($x, $y + $mh + 4, $x + $mw - 1, $y + $mh + 6);
                 if ($addColorNames) {
                     $t->Set($maparray[$k++]);
                     $t->Stroke($graph->img, $x + $mw / 2, $y + $mh + 10);
                 }
             }
             $x += $mw;
         }
         // Draw a border around the map
         $graph->img->SetColor('black');
         $graph->img->Rectangle($xs, $ys, $xs + $mw * $n, $ys + $mh);
     }
     // Send back to client
     $graph->Stroke();
 }

 /**
  * Internal. Stroke labels
  * @param MatrixPlot $aMPlot
  * @param Image $aImg
  */
 function Stroke(MatrixPlot $aMPlot, Image $aImg)
 {
     $t = new Text();
     $t->SetColor($this->iColor);
     $t->SetFont($this->iFF, $this->iFS, $this->iFSize);
     $n = count($this->iLabels);
     $rows = count($aMPlot->iData);
     $cols = count($aMPlot->iData[0]);
     list($modwidth, $modheight) = $aMPlot->GetModSizes();
     $x = $this->iStartX;
     $y = $this->iStartY;
     if (!empty($this->csimtargets) || is_array($this->csimtargets) && count($this->csimtargets) == 0) {
         $csn = count($this->csimtargets);
         if ($csn != $n) {
             JpGraphError::RaiseL(29210, $csn, $n);
             // CSIM Target for matrix labels must be the same length as the labels
         }
     }
     $csim = '';
     switch ($this->iSide) {
         case 'top':
         case 'bottom':
             $t->SetAngle($this->iAngle);
             $x += round($modwidth / 2);
             if ($this->iSide == 'top') {
                 $y -= $this->iMargin;
                 $t->SetAlign('center', 'bottom');
             } else {
                 $y += $this->iMargin + $rows * $modheight;
                 if ($this->iAngle > 0 && $this->iAngle < 90) {
                     $t->SetAlign('right', 'top');
                 } else {
                     $t->SetAlign('center', 'top');
                 }
             }
             for ($i = 0; $i < $n && $i < $cols; ++$i, $x += $modwidth) {
                 $t->Set($this->iLabels[$i]);
                 if (!empty($this->csimtargets)) {
                     if (!empty($this->csimalts[$i]) && !empty($this->csimwintargets[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], $this->csimalts[$i], $this->csimwintargets[$i]);
                     } elseif (!empty($this->csimalts[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], $this->csimalts[$i]);
                     } elseif (!empty($this->csimwintargets[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], '', $this->csimwintargets[$i]);
                     } else {
                         $t->SetCSIMTarget($this->csimtargets[$i]);
                     }
                 }
                 $t->Stroke($aImg, $x, $y);
                 $csim .= $t->GetCSIMareas();
             }
             break;
         case 'left':
         case 'right':
             $t->SetAngle($this->iAngle);
             $y += round($modheight / 2);
             if ($this->iSide == 'left') {
                 $x -= $this->iMargin + 1;
                 $t->SetAlign('right', 'center');
             } else {
                 $x += $this->iMargin + $cols * $modwidth;
                 $t->SetAlign('left', 'center');
             }
             for ($i = 0; $i < $n && $i < $rows; ++$i, $y += $modheight) {
                 $t->Set($this->iLabels[$i]);
                 if (!empty($this->csimtargets)) {
                     if (!empty($this->csimalts[$i]) && !empty($this->csimwintargets[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], $this->csimalts[$i], $this->csimwintargets[$i]);
                     } elseif (!empty($this->csimalts[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], $this->csimalts[$i]);
                     } elseif (!empty($this->csimwintargets[$i])) {
                         $t->SetCSIMTarget($this->csimtargets[$i], '', $this->csimwintargets[$i]);
                     } else {
                         $t->SetCSIMTarget($this->csimtargets[$i]);
                     }
                 }
                 $t->Stroke($aImg, $x, $y);
                 $csim .= $t->GetCSIMareas();
             }
             break;
     }
     $this->csimareas = $csim;
 }

$activity2->SetPattern(BAND_RDIAG, "yellow");
$activity2->SetFillColor("red");
// Set absolute height
$activity2->SetHeight(10);
// Specify progress to 30%
$activity2->progress->Set(0.3);
$activity2->progress->SetPattern(BAND_HVCROSS, "blue");
// Finally add the bar to the graph
$graph->Add($activity);
$graph->Add($activity2);
// Add text to top left corner of graph
$txt1 = new Text();
$txt1->SetPos(5, 2);
$txt1->Set("Note:\nEstimate done w148");
$txt1->SetFont(FF_ARIAL, FS_BOLD, 12);
$txt1->SetColor('darkred');
$graph->Add($txt1);
// Add text to the top bar
$txt2 = new Text();
$txt2->SetScalePos("2002-01-01", 1);
$txt2->SetFont(FF_ARIAL, FS_BOLD, 12);
$txt2->SetAlign('left', 'center');
$txt2->Set("Remember this!");
$txt2->SetBox('yellow');
$graph->Add($txt2);
// Add a vertical line
$vline = new GanttVLine("2001-12-24", "Phase 1");
$vline->SetDayOffset(0.5);
//$graph->Add($vline);
// ... and display it
$graph->Stroke();

 /**
  * Stroke all stored labels to the plot
  *
  * @return void
  */
 function StrokeLabels()
 {
     $t = new Text();
     $t->SetColor($this->labelColor);
     $t->SetFont($this->labelFF, $this->labelFS, $this->labelFSize);
     $t->SetAlign('center', 'center');
     foreach ($this->labels as $cont_idx => $pos) {
         // FIXME:
         //if( $cont_idx >= 10 ) return;
         foreach ($pos as $idx => $coord) {
             $t->Set(sprintf("%.1f", $coord[2]));
             if ($this->angledLabels) {
                 $t->SetAngle($coord[3]);
             }
             //$t->SetBox2('lightyellow:1.9');
             $t->Stroke($this->img, $coord[0], $coord[1]);
         }
     }
 }

function init_graphs()
{
    global $rundate;
    // Create the graphs
    $tdate1 = new Text();
    $tdate1->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $tdate1->SetColor("#000000");
    $tdate1->Set("generated at: {$rundate}");
    $tdate1->SetBox("#ffffff", "#8b898b", "#aaaaaa", 0, 0);
    $tdate1->SetPos(280, 220);
    $tdate2 = new Text();
    $tdate2->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $tdate2->SetColor("#000000");
    $tdate2->Set("generated at: {$rundate}");
    $tdate2->SetBox("#ffffff", "#8b898b", "#aaaaaa", 0, 0);
    $tdate2->SetPos(560, 420);
    // ** ------------- **
    $graph1 = new Graph(470, 250, "auto");
    $graph1->SetScale("textlin");
    $graph1->SetShadow();
    $graph1->SetBox();
    $graph1->img->SetMargin(60, 30, 30, 80);
    $graph1->SetMarginColor('#ececec');
    $graph1->title->SetFont(FF_ARIAL, FS_BOLD, 12);
    $graph1->AddText($tdate1);
    // --------------
    $graph1->ygrid->Show(true, true);
    $graph1->yaxis->title->SetFont(FF_ARIAL, FS_BOLD, 10);
    $graph1->yaxis->title->SetAngle(90);
    $graph1->yaxis->SetTitleMargin(40);
    $graph1->yaxis->title->Text("Translated Messages", "high");
    $graph1->yaxis->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $graph1->yaxis->SetLabelAngle(0);
    $graph1->yaxis->SetPos('min');
    // -------------
    $graph1->xgrid->Show(false, false);
    $graph1->xaxis->title->SetFont(FF_ARIAL, FS_BOLD, 10);
    $graph1->xaxis->title->SetAngle(0);
    $graph1->xaxis->title->Text("Days");
    $graph1->xaxis->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $graph1->xaxis->SetLabelAngle(30);
    $graph1->xaxis->SetTextLabelInterval(10);
    $graph1->xaxis->SetPos('min');
    $sline = new PlotLine(HORIZONTAL, 0, "black", 1);
    $graph1->Add($sline);
    // ** ------------- **
    $graph2 = new Graph(750, 450, "auto");
    $graph2->SetScale("textlin");
    $graph2->SetShadow();
    $graph2->SetBox();
    $graph2->img->SetMargin(60, 30, 30, 80);
    $graph2->SetMarginColor('#ececec');
    $graph2->title->SetFont(FF_ARIAL, FS_BOLD, 12);
    $graph2->AddText($tdate2);
    // --------------
    $graph2->ygrid->Show(true, true);
    $graph2->yaxis->title->SetFont(FF_ARIAL, FS_BOLD, 10);
    $graph2->yaxis->title->SetAngle(90);
    $graph2->yaxis->SetTitleMargin(40);
    $graph2->yaxis->title->Text("Translated Messages", "high");
    $graph2->yaxis->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $graph2->yaxis->SetLabelAngle(0);
    $graph2->yaxis->SetPos('min');
    // -------------
    $graph2->xgrid->Show(true, false);
    $graph2->xaxis->title->SetFont(FF_ARIAL, FS_BOLD, 10);
    $graph2->xaxis->title->SetAngle(0);
    $graph2->xaxis->title->Text("Days");
    $graph2->xaxis->SetFont(FF_ARIAL, FS_NORMAL, 8);
    $graph2->xaxis->SetLabelAngle(30);
    $graph2->xaxis->SetTextLabelInterval(10);
    $graph2->xaxis->SetPos('min');
    $sline = new PlotLine(HORIZONTAL, 0, "black", 1);
    $graph2->Add($sline);
    return array($graph1, $graph2);
}

 public function StrokeLabels($aImg, $xc, $yc, $ri, $rr)
 {
     if ($this->iHideLabels) {
         return;
     }
     // Setup some convinient vairables
     $a = $this->iAngle * M_PI / 180.0;
     $n = $this->iNumCirc;
     $d = $this->iDelta;
     // Setup the font and font color
     $val = new Text();
     $val->SetFont($this->iFontFamily, $this->iFontStyle, $this->iFontSize);
     $val->SetColor($this->iFontColor);
     if ($this->iFontBkgColor !== false) {
         $val->SetBox($this->iFontBkgColor, $this->iFontFrameColor);
     }
     // Position the labels relative to the radiant circles
     if ($this->iLblAlign == LBLALIGN_TOP) {
         if ($a > 0 && $a <= M_PI / 2) {
             $val->SetAlign('left', 'bottom');
         } elseif ($a > M_PI / 2 && $a <= M_PI) {
             $val->SetAlign('right', 'bottom');
         }
     } elseif ($this->iLblAlign == LBLALIGN_CENTER) {
         $val->SetAlign('center', 'center');
     }
     // Stroke the labels close to each circle
     $v = $d;
     $si = sin($a);
     $co = cos($a);
     for ($i = 0; $i < $n; ++$i, $v += $d) {
         $r = $ri + ($i + 1) * $rr;
         $x = $xc + $co * $r;
         $y = $yc - $si * $r;
         $val->Set(sprintf($this->iLblFmt, $v));
         $val->Stroke($aImg, $x, $y);
     }
     // Print the text in the zero circle
     if ($this->iLblZeroTxt === null) {
         $this->iLblZeroTxt = sprintf($this->iLblFmt, $this->iZeroSum);
     } else {
         $this->iLblZeroTxt = sprintf($this->iLblZeroTxt, $this->iZeroSum);
     }
     $val->Set($this->iLblZeroTxt);
     $val->SetAlign('center', 'center');
     $val->SetParagraphAlign('center');
     $val->SetColor($this->iZFontColor);
     $val->SetFont($this->iZFontFamily, $this->iZFontStyle, $this->iZFontSize);
     $val->Stroke($aImg, $xc, $yc);
 }