Make common code KVC compliant, and implement NSCopying where relevant

git-svn-id: https://tikzit.svn.sourceforge.net/svnroot/tikzit/trunk@420 7c02a99a-9b00-45e3-bf44-6f3dd7fddb64

1 files changed, 8 insertions, 0 deletions

diff --git a/tikzit/src/common/Node.h b/tikzit/src/common/Node.h
index 844af83..e2d4520 100644
--- a/tikzit/src/common/Node.h
+++ b/tikzit/src/common/Node.h
@@ -29,6 +29,7 @@
 #import "NodeStyle.h"
 #import "GraphElementData.h"
 
+@class GraphElementProperty;
 @class Shape;
 @class Transformer;
 
@@ -83,6 +84,13 @@
  */
 @property (copy) GraphElementData *data;
 
+// KVC methods
+- (void) insertObject:(GraphElementProperty*)gep
+		inDataAtIndex:(NSUInteger)index;
+- (void) removeObjectFromDataAtIndex:(NSUInteger)index;
+- (void) replaceObjectInDataAtIndex:(NSUInteger)index
+						 withObject:(GraphElementProperty*)gep;
+
 /*!
  @brief      Initialize a new node with the given point.
  @param      p a point.