Fundamental Redesign of the View and Controller

MathPad/MPFunctionLayout.h

@@ -14,18 +14,24 @@
 + (MPFunctionLayout *)functionLayoutForFunctionAtIndexPath:(NSIndexPath *)path
                                                     parent:(MPExpressionLayout *)parent;
 
-@property (readonly, nonatomic, weak) MPFunction *function; // Convenience
+@property (readonly, nonatomic, weak) MPFunction *function;
 
 @end
 
 @interface MPFunctionLayout (MPSubclassOverride)
 
+#pragma mark Cache Methods
+- (CTLineRef)lineForPrivateCacheIndex:(NSUInteger)index
+                            generator:(CTLineRef (^)())generator;
+
 // Should also implement accessor method for special function type:
 // - (MPCustomFunction *)customFunction
 // {
 //      return (MPCustomFunction *)self.function;
 // }
 
-- (NSBezierPath *)generateBezierPath;
+#pragma mark Size and Drawing Methods
+- (NSSize)generateSize; // To be implemented
+- (void)drawAtPoint:(NSPoint)point; // To be implemented
 
 @end