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<?php |
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// eq_pie written by ellardus (C) 2005 |
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// for more info look at www.eq-home.com |
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// or email at [email protected] |
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// Feel free to use it, a reference to me would be nice. |
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// Thank you and good luck! |
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/** |
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* Class eq_pie |
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*/ |
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class eq_pie |
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{ |
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/** |
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* eq_pie constructor. |
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*/ |
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public function __construct() |
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{ |
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} |
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/** |
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* @param $number |
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* |
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* @return mixed |
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*/ |
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public function getColor($number) |
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{ |
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$color = [ |
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'#ff0000', |
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'#00ff00', |
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'#0000ff', |
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'#ffff00', |
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'#ff00ff', |
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'#00ffff', |
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'#cc0000', |
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'#00cc00', |
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'#0000cc', |
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'#990000', |
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'#009900', |
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'#000099', |
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'#660000', |
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'#006600', |
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'#000066', |
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'#330000', |
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'#003300', |
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'#000033' |
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]; |
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return $color[$number]; |
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} |
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/** |
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* @param $filename |
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* @param $pieWidth |
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* @param $pieHeight |
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* @param $ShadowDistance |
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* @param $pieBackgroundColor |
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* @param $EQpieData |
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* @param $legend |
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*/ |
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public function MakePie( |
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$filename, |
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$pieWidth, |
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$pieHeight, |
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$ShadowDistance, |
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$pieBackgroundColor, |
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$EQpieData, |
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$legend |
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) { |
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if (!function_exists('imagecreatetruecolor')) { |
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die('Error, GD Library 2 needed.'); |
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} |
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//set some limitations |
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if ($pieWidth < 100 | $pieWidth > 500) { |
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$pieWidth = 100; |
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} |
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if ($pieHeight < 100 | $pieHeight > 500) { |
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$pieHeight = 100; |
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} |
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if ($ShadowDistance < 1 | $ShadowDistance > 50) { |
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$ShadowDistance = 10; |
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} |
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$pieWidth *= 3; |
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$pieHeight *= 3; |
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$ShadowDistance *= 3; |
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$pieBackgroundColor = $pieBackgroundColor; |
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$pie = @imagecreatetruecolor($pieWidth, $pieHeight + $ShadowDistance); |
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$colR = hexdec(substr($pieBackgroundColor, 1, 2)); |
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$colG = hexdec(substr($pieBackgroundColor, 3, 2)); |
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$colB = hexdec(substr($pieBackgroundColor, 5, 2)); |
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$pieBG = imagefilledarc($pie, $colR, $colG, $colB); |
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imagefill($pie, 0, 0, $pieBG); |
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// get the total value for percentage calculations |
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$this->total = 0; |
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$maxStringLenght = 0; |
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foreach ($EQpieData as $i => $value) { |
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$this->total += $value[1]; |
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if (strlen($value[0]) > $maxStringLenght) { |
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$maxStringLenght = strlen($value[0]); |
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} |
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} |
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$pieParts = $i + 1; |
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reset($EQpieData); |
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$legendWidth = (($legend > 0) ? imagefontwidth(2) * ($maxStringLenght + 6) + 40 : 0); |
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// the first pie-part starts with offset in degrees up from horizantal right, looks better this way |
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$pieStart = 135; |
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foreach ($EQpieData as $i => $value) { |
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// the name for each part is $value[0] |
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// the value for each part is $value[1] |
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// the color for each part is $value[2] |
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$piePart = $value[1]; |
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if (isset($this->total) && $this->total > 0) { |
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$piePart100 = round($piePart / $this->total * 100, 2); // value in percentage, the rounding and * 100 for extra accuracy for pie w/o gaps |
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} else { |
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$piePart100 = 0; |
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} |
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$piePart360 = $piePart100 * 3.6; // in degrees |
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$colR = hexdec(substr($value[2], 1, 2)); |
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$colG = hexdec(substr($value[2], 3, 2)); |
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$colB = hexdec(substr($value[2], 5, 2)); |
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$PartColor = imagefilledarc($pie, $colR, $colG, $colB); |
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$ShadowColR = (($colR > 79) ? $colR - 80 : 0); |
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$ShadowColG = (($colG > 79) ? $colG - 80 : 0); |
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$ShadowColB = (($colB > 79) ? $colB - 80 : 0); |
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$ShadowColor = imagefilledarc($pie, $ShadowColR, $ShadowColG, $ShadowColB); |
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//Here we create the shadow down-worths |
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for ($i = 0; $i < $ShadowDistance; ++$i) { |
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imagefilledarc($pie, $pieWidth / 2, $pieHeight / 2 + $i, $pieWidth - 20, $pieHeight - 20, round($pieStart), round($pieStart + $piePart360), $ShadowColor, IMG_ARC_NOFILL); |
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} |
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$pieStart += $piePart360; |
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} |
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reset($EQpieData); |
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$pieStart = 135; |
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foreach ($EQpieData as $i => $value) { |
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$piePart = $value[1]; |
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if (isset($this->total) && $this->total > 0) { |
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$piePart100 = round($piePart / $this->total * 100, 2); // value in percentage, the rounding and * 100 for extra accuracy for pie w/o gaps |
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} else { |
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$piePart100 = 0; |
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} |
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$piePart360 = $piePart100 * 3.6; // in degrees |
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$colR = hexdec(substr($value[2], 1, 2)); |
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$colG = hexdec(substr($value[2], 3, 2)); |
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$colB = hexdec(substr($value[2], 5, 2)); |
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$PartColor = imagefilledarc($pie, $colR, $colG, $colB); |
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//Here we create the real pie chart |
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imagefilledarc($pie, $pieWidth / 2, $pieHeight / 2, $pieWidth - 20, $pieHeight - 20, round($pieStart), round($pieStart + $piePart360), $PartColor, IMG_ARC_PIE); |
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$pieStart += $piePart360; |
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} |
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reset($EQpieData); |
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// create final pie picture with proper background color |
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$finalPie = imagecreatetruecolor($pieWidth / 3 + $legendWidth, ($pieHeight + $ShadowDistance) / 3); |
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imagefill($finalPie, 0, 0, $pieBG); |
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// resample with pieGraph inside (3x smaller) |
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imagecopyresampled($finalPie, $pie, 0, 0, 0, 0, $pieWidth / 3, ($pieHeight + $ShadowDistance) / 3, $pieWidth, $pieHeight + $ShadowDistance); |
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// Create the ledgend ... |
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if ($legendWidth > 0) { |
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// Legend Box |
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$leg_width = $legendWidth - 10; |
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$leg_height = $pieParts * (imagefontheight(2) + 2) + 2; |
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$legendImage = imagecreatetruecolor($leg_width, $leg_height); |
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//ImageFill($legendImage, 0, 0, $pieBG); |
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$borderColor = imagefilledarc($pie, '155', '155', '155'); |
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$boxColor = imagefilledarc($pie, '255', '255', '255'); |
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$textColor = imagefilledarc($pie, '55', '55', '55'); |
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imagefilledrectangle($legendImage, 0, 0, $leg_width, $leg_height, $boxColor); |
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imagerectangle($legendImage, 0, 0, $leg_width - 1, $leg_height - 1, $borderColor); |
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$box_width = imagefontwidth(2) - 5; |
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$box_height = imagefontheight(2) - 5; |
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$yOffset = 2; |
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foreach ($EQpieData as $i => $value) { |
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$piePart = $value[1]; |
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if (isset($this->total) && $this->total > 0) { |
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$piePart100 = round($piePart / $this->total * 100, 2); // value in percentage, the rounding and * 100 for extra accuracy for pie w/o gaps |
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} else { |
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$piePart100 = 0; |
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} |
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$colR = hexdec(substr($value[2], 1, 2)); |
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$colG = hexdec(substr($value[2], 3, 2)); |
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$colB = hexdec(substr($value[2], 5, 2)); |
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$PartColor = imagefilledarc($legendImage, $colR, $colG, $colB); |
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imagefilledrectangle($legendImage, 5, $yOffset + 2, 5 + $box_width, $yOffset + $box_height + 2, $PartColor); |
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imagerectangle($legendImage, 5, $yOffset + 2, 5 + $box_width, $yOffset + $box_height + 2, $borderColor); |
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$text = $value[0] . ' ' . $piePart100 . '%'; |
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imagestring($legendImage, 2, '20', $yOffset, $text, $textColor); |
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$yOffset += 15; |
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} |
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reset($EQpieData); // reset pointer in array to first |
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imagecopyresampled($finalPie, $legendImage, $pieWidth / 3, 10, 0, 0, $leg_width, $leg_height, $leg_width, $leg_height); |
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imagedestroy($legendImage); |
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} |
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header('Content-type: image/png'); |
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imagepng($finalPie, $filename); |
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imagedestroy($pie); |
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imagedestroy($finalPie); |
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return; |
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} |
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} |
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mambax7 /
pedigree
Loading history...
In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.