Add Root Function and Product Function

MathKit/MPProductFunctionLayout.h

@@ -0,0 +1,35 @@
+//
+//  MPProductFunctionLayout.h
+//  MathPad
+//
+//  Created by Kim Wittenburg on 10.01.15.
+//  Copyright (c) 2015 Kim Wittenburg. All rights reserved.
+//
+
+#import "MPFunctionLayout.h"
+
+
+
+@class MPProductFunctionLayout, MPProductFunction;
+
+
+/*!
+    @class      MPProductFunctionLayout
+    @abstract   A product function layout displays a <code>@link
+                //apple_ref/occ/cl/MPProductFunction@/link</code>.
+ 
+    @discussion A product is drawn using a capital greeg pi (∏) The three
+                children are placed around it: The start expression below, target
+                expression above and product expression to the right of it.
+ */
+@interface MPProductFunctionLayout : MPFunctionLayout
+
+/*!
+    @method     productFunction
+    @abstract   Returns the <code>@link
+                //apple_ref/occ/cl/MPProductFunction@/link</code> represented by
+                the receiver.
+ */
+- (MPProductFunction *)productFunction;
+
+@end