From 18c573a2403bf43c1ad48090b381fe26712641ec Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Sat, 17 Feb 2007 18:51:35 +0000
Subject: [PATCH] Line graphing is done!

---
 GraphLine.php | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/GraphLine.php b/GraphLine.php
index ac64b57..d171c00 100644
--- a/GraphLine.php
+++ b/GraphLine.php
@@ -124,6 +124,12 @@ class BSGraphLine extends BSGraph
 			$count += $yint;
 		}
 		
+		// draw the legend
+		$legy = $endy + self::SPACING; // "cursor" y-coord for the legend
+		$legx = $endx + self::PADDING; // x-coord for the legend BORDER
+		$legex = $this->dimensions['width'] - self::PADDING; // end x-coord for the legend BORDER
+		imageline($this->image, $legx, $endy, $legex, $endy, $colors['black']); // top legend border
+		
 		// go through and plot each dataset
 		foreach ($this->dataset AS $data)
 		{
@@ -140,8 +146,24 @@ class BSGraphLine extends BSGraph
 				}
 				$oldpoint = array($xcord, $ycord);
 			}
+			
+			// draw the legend bit
+			$box = array(
+				$legx + 1 + self::SPACING,				$legy, // top left
+				$legx + 1 + self::SPACING,				$legy + self::PADDING, // bottom left
+				$legx + 11 + self::SPACING,				$legy + self::PADDING, // bottom right
+				$legx + 11 + self::SPACING,				$legy // top right
+			);
+			imagefilledpolygon($this->image, $box, 4, $data[2]);
+			imagestring($this->image, 2, $legx + 11 + self::SPACING + self::SPACING, $legy - 1, $data[0], $colors['black']);
+			$legy += self::PADDING + self::SPACING;
 		}
 		
+		// finish the legend border
+		imageline($this->image, $legx, $legy, $legex, $legy, $colors['black']); // bottom
+		imageline($this->image, $legx, $endy, $legx, $legy, $colors['black']); // left
+		imageline($this->image, $legex, $endy, $legex, $legy, $colors['black']); // right
+		
 		return $this->_imageFlush();
 	}
 	
-- 
2.22.5