- Added and improved documentation

2 files changed, 17 insertions, 3 deletions

diff --git a/src/colors/linear_gradient.php b/src/colors/linear_gradient.php
index 3bbde96..6d6fd7b 100644
--- a/src/colors/linear_gradient.php
+++ b/src/colors/linear_gradient.php
@@ -10,7 +10,8 @@
 
 /**
  * Class representing linear gradient fills. For drivers which cannot draw 
- * gradients it falls back to a native ezcGraphColor
+ * gradients it falls back to a native ezcGraphColor. In this case the start
+ * color of the gradient will be used.
  *
  * @property ezcGraphCoordinate $startPoint
  *           Starting point of the gradient.
@@ -132,6 +133,12 @@ class ezcGraphLinearGradient extends ezcGraphColor
         }
     }
 
+    /**
+     * Returns a unique string representation for the gradient.
+     * 
+     * @access public
+     * @return void
+     */
     public function __toString()
     {
         return sprintf( 'LinearGradient_%d_%d_%d_%d_%02x%02x%02x%02x_%02x%02x%02x%02x',
diff --git a/src/colors/radial_gradient.php b/src/colors/radial_gradient.php
index 78b22ca..54f2946 100644
--- a/src/colors/radial_gradient.php
+++ b/src/colors/radial_gradient.php
@@ -9,8 +9,9 @@
  */
 
 /**
- * Class representing linear gradient fills. For drivers which cannot draw 
- * gradients it falls back to a native ezcGraphColor
+ * Class representing radial gradient fills. For drivers which cannot draw 
+ * gradients it falls back to a native ezcGraphColor. In this case the start
+ * color of the gradient will be used.
  *
  * @property ezcGraphCoordinate $center
  *           Center point of the gradient.
@@ -137,6 +138,12 @@ class ezcGraphRadialGradient extends ezcGraphColor
         }
     }
 
+    /**
+     * Returns a unique string representation for the gradient.
+     * 
+     * @access public
+     * @return void
+     */
     public function __toString()
     {
         return sprintf( 'RadialGradient_%d_%d_%d_%d_%.2f_%02x%02x%02x%02x_%02x%02x%02x%02x',