<?php
require('pChart.class');
Class phpChart extends pChart {
	function drawPieLegend($XPos,$YPos,$Data,$DataDescription,$R,$G,$B,$widthLength=50,$rowAmount=0) {
	
	 	/* Validate the Data and DataDescription array */
		$this->validateDataDescription("drawPieLegend",$DataDescription,FALSE);
		$this->validateData("drawPieLegend",$Data);
	
		if ( !isset($DataDescription["Position"]) )
			return(-1);
	
		$C_TextColor =$this->AllocateColor($this->Picture,$R,$G,$B);
	
	 	/* <-10->[8]<-4->Text<-10-> */
		$MaxWidth = 0; 
		$MaxHeight = 8;
		foreach($Data as $Key => $Value) {
			$Value2 = $Value[$DataDescription["Position"]];
			$Position  = imageftbbox($this->FontSize,0,$this->FontName,$Value2);
			$TextWidth = $Position[2]-$Position[0];
			$TextHeight = $Position[1]-$Position[7];
			if ( $TextWidth > $MaxWidth) { $MaxWidth = $TextWidth; }

       		$MaxHeight = $MaxHeight + $TextHeight + 4;
		}
		$MaxHeight = $MaxHeight - 3;
		$MaxWidth  = $MaxWidth + 32;
	
	 	//$this->drawFilledRoundedRectangle($XPos+1,$YPos+1,$XPos+$MaxWidth+1,$YPos+$MaxHeight+1,5,$R-30,$G-30,$B-30);
	 	//$this->drawFilledRoundedRectangle($XPos,$YPos,$XPos+$MaxWidth,$YPos+$MaxHeight,5,$R,$G,$B);
	
		$XOffect = 0;
		$YOffset = 4 + $this->FontSize;
		$ID = 0;
		foreach($Data as $Key => $Value) {
			$Value2     = $Value[$DataDescription["Position"]];
			$Position   = imageftbbox($this->FontSize,0,$this->FontName,$Value2);
			$TextHeight = $Position[1]-$Position[7];
			$TextWidth = $Position[1]-$Position[7];
			$this->drawFilledRectangle($XPos+10+$XOffect,$YPos+$YOffset-6,$XPos+14+$XOffect,$YPos+$YOffset-2,$this->Palette[$ID]["R"],$this->Palette[$ID]["G"],$this->Palette[$ID]["B"]);
			
			imagettftext($this->Picture,$this->FontSize,0,$XPos+$XOffect+22,$YPos+$YOffset,$C_TextColor,$this->FontName,$Value2);
			$XOffect = $XOffect + $widthLength + 4;
			$ID++;
			if ($rowAmount > 0) {
				if (($ID % $rowAmount) == 0) { 
					$YOffset += $TextHeight + 4;
					$XOffect = 0;
				}
			}
		}
	}
}
?>