PSBaseBranchView.h

//
//  PSBaseBranchView.h
//  PSTreeGraphView
//
//  Created by Ed Preston on 7/25/10.
//  Copyright 2010 Preston Software. All rights reserved.
//
//
//  This is a port of the sample code from Max OS X to iOS (iPad).
//
//  WWDC 2010 Session 141, “Crafting Custom Cocoa Views”
//


#import <UIKit/UIKit.h>

@class PSBaseTreeGraphView;


/// Each SubtreeView has a BranchView subview that draws the connecting lines between its root node
/// and its child subtrees.

@interface PSBaseBranchView : UIView

/// Link to the enclosing TreeGraph.  (The getter for this is a convenience method that ascends the view tree 
/// until it encounters a TreeGraph.)

@property (nonatomic, readonly) PSBaseTreeGraphView *enclosingTreeGraph;

@end