getReverseFontColor() public method

Get the reverse font color
public getReverseFontColor ( ) : mixed
return mixed
 /**
  * Draw the data point text on the graph
  *
  * @param  array  $dataPoints
  * @param  array  $xAxis
  * @param  array  $yAxis
  * @param  string $type
  * @param  array  $points
  * @param  int    $skip
  * @return void
  */
 protected function drawDataText($dataPoints, $xAxis, $yAxis, $type, $points = null, $skip = 1)
 {
     $font = $this->graph->getFont();
     $fontSize = $this->graph->getFontSize();
     $fontColor = $this->graph->getFontColor();
     $reverseFontColor = $this->graph->getReverseFontColor();
     $fillColor = $this->graph->getFillColor();
     switch ($type) {
         // Draw data point text on a line graph.
         case 'line':
             $this->graph->adapter()->setFillColor($fontColor);
             $prevY = null;
             $nextY = null;
             $start = $skip;
             for ($i = $start; $i < count($dataPoints); $i++) {
                 $strSize = strlen($dataPoints[$i][0]) * $fontSize / 8;
                 $x = ($dataPoints[$i][0] - $dataPoints[0][0]) / $points->xRange * $points->xLength + $points->zeroPoint['x'] - $strSize;
                 $y = $points->yOffset - ($dataPoints[$i][1] - $dataPoints[0][1]) / $points->yRange * $points->yLength;
                 if ($i < count($dataPoints) - 1) {
                     if (null !== $prevY) {
                         $nextY = $points->yOffset - ($dataPoints[$i + 1][1] - $dataPoints[0][1]) / $points->yRange * $points->yLength;
                     }
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         if (null !== $prevY && $y < $nextY && $y < $prevY) {
                             $y -= $fontSize * 2;
                             if (null !== $fillColor) {
                                 $revColor = null !== $reverseFontColor ? $reverseFontColor : new \Pop\Color\Space\Rgb(255, 255, 255);
                                 $this->graph->adapter()->setFillColor($revColor);
                             }
                         } else {
                             if (null !== $prevY && $y < $nextY && $y > $prevY || null === $prevY && $y > $nextY) {
                                 $x -= $strSize * 2;
                             } else {
                                 if (null !== $prevY && $y > $nextY && $y < $prevY || null === $prevY && $y < $nextY) {
                                     $x += $strSize * 2;
                                 }
                             }
                         }
                     } else {
                         if (null !== $prevY && $y > $nextY && $y > $prevY) {
                             $y += $fontSize * 2;
                             if (null !== $fillColor) {
                                 $revColor = null !== $reverseFontColor ? $reverseFontColor : new \Pop\Color\Space\Rgb(255, 255, 255);
                                 $this->graph->adapter()->setFillColor($revColor);
                             }
                         } else {
                             if (null !== $prevY && $y > $nextY && $y < $prevY || null === $prevY && $y > $nextY) {
                                 $x -= $strSize * 2;
                             } else {
                                 if (null !== $prevY && $y < $nextY && $y > $prevY || null === $prevY && $y < $nextY) {
                                     $x += $strSize * 2;
                                 }
                             }
                         }
                     }
                 }
                 if (null !== $font) {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i][1], $this->graph->getFonts($this->graph->getFont()));
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i][1], $fontSize, $x, $y - $fontSize / 2, $this->graph->getFonts($this->graph->getFont()));
                     }
                 } else {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addFont('Arial');
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i][1], 'Arial');
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i][1], $fontSize, $x, $y - $fontSize / 2);
                     }
                 }
                 $prevY = $y;
                 $this->graph->adapter()->setFillColor($fontColor);
             }
             break;
             // Draw data point text on a vertical bar graph.
         // Draw data point text on a vertical bar graph.
         case 'vBar':
             $this->graph->adapter()->setFillColor($fontColor);
             $realXDiv = ($points->xLength - $this->graph->getBarWidth() * 2) / (count($xAxis) - 1);
             for ($i = 0; $i < count($dataPoints); $i++) {
                 $strSize = strlen($dataPoints[$i]) * $fontSize / 4;
                 $x = $realXDiv * ($i + 1) - $this->graph->getBarWidth() / 1.75 + $this->graph->getBarWidth() / 2 - $strSize;
                 $y = $points->yOffset - $dataPoints[$i] / $points->yRange * $points->yLength;
                 if (null !== $font) {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i], $this->graph->getFonts($this->graph->getFont()), $fontSize);
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i], $fontSize, $x, $y - $fontSize / 2, $this->graph->getFonts($this->graph->getFont()));
                     }
                 } else {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addFont('Arial');
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i], 'Arial');
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i], $fontSize, $x, $y - $fontSize / 2);
                     }
                 }
             }
             break;
             // Draw data point text on a horizontal bar graph.
         // Draw data point text on a horizontal bar graph.
         case 'hBar':
             $this->graph->adapter()->setFillColor($fontColor);
             if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                 $realYDiv = ($points->yLength + $this->graph->getBarWidth() * 2) / (count($yAxis) - 1);
             } else {
                 $realYDiv = ($points->yLength - $this->graph->getBarWidth() * 2) / (count($yAxis) - 1);
             }
             $len = count($dataPoints);
             for ($i = 0; $i < $len; $i++) {
                 if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                     $y = $points->zeroPoint['y'] - $realYDiv * $i + $this->graph->getBarWidth() / 5 + $this->graph->getBarWidth() / 2 - $fontSize / 2;
                 } else {
                     $y = $points->yLength - $realYDiv * ($i + 1) + $this->graph->getBarWidth() * 1.1 + $this->graph->getBarWidth() / 2 + $fontSize / 2;
                 }
                 $x = $dataPoints[$i] / $points->xRange * $points->xLength + $points->zeroPoint['x'] + $fontSize / 2;
                 if (null !== $font) {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i], $this->graph->getFonts($this->graph->getFont()));
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i], $fontSize, $x, $y - $fontSize / 2, $this->graph->getFonts($this->graph->getFont()));
                     }
                 } else {
                     if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                         $this->graph->adapter()->addFont('Arial');
                         $this->graph->adapter()->addText($x, $y + $fontSize / 2, $fontSize, $dataPoints[$i], 'Arial');
                     } else {
                         $this->graph->adapter()->text($dataPoints[$i], $fontSize, $x, $y - $fontSize / 2);
                     }
                 }
             }
             break;
             // Draw data point text on a pie chart.
         // Draw data point text on a pie chart.
         case 'pie':
             for ($i = 0; $i < count($dataPoints); $i++) {
                 $newMidX = $xAxis[$i]['x'];
                 $newMidY = $xAxis[$i]['y'];
                 $this->graph->adapter()->setFillColor($fontColor);
                 if ($this->graph->adapter() instanceof \Pop\Pdf\Pdf) {
                     // Text not supported on PDF pie charts yet due to clipping path issues.
                 } else {
                     switch ($yAxis[$i]) {
                         case 1:
                             $textX = $newMidX + $fontSize * 1.5;
                             $textY = $newMidY + $fontSize * 1.5;
                             break;
                         case 2:
                             $textX = $newMidX - $fontSize * 1.5;
                             $textY = $newMidY + $fontSize * 1.5;
                             break;
                         case 3:
                             $textX = $newMidX - $fontSize * 1.5;
                             $textY = $newMidY - $fontSize * 1.5;
                             break;
                         case 4:
                             $textX = $newMidX + $fontSize * 1.5;
                             $textY = $newMidY - $fontSize * 1.5;
                             break;
                     }
                     $this->graph->adapter()->text($dataPoints[$i][0] . '%', $fontSize, $textX, $textY, $this->graph->getFonts($this->graph->getFont()));
                 }
                 $this->graph->adapter()->setFillColor($dataPoints[$i][1]);
             }
             break;
     }
 }
Example #2
0
 public function testSetReverseFontColor()
 {
     $g = new Graph($this->imageOptions);
     $g->setReverseFontColor(new Rgb(128, 128, 128));
     $this->assertEquals(new Rgb(128, 128, 128), $g->getReverseFontColor());
 }