62 lines
1.6 KiB
Objective-C
62 lines
1.6 KiB
Objective-C
//
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// MPExpressionLayout.h
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// MathPad
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//
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// Created by Kim Wittenburg on 07.08.14.
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// Copyright (c) 2014 Kim Wittenburg. All rights reserved.
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//
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#import "MPLayout.h"
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/*!
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@header
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This file contains the <code>MPExpressionLayout</code> class.
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*/
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@class MPExpressionLayout, MPExpression, MPFunctionLayout;
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/*!
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@class MPExpressionLayout
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@abstract An expression layout draws an <code>@link
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//apple_ref/occ/cl/MPExpression@/link</code>.
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@discussion For more information on the layout system see the documentation
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on the <code>@link //apple_ref/occ/cl/MPLayout@/link</code>
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class.
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*/
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@interface MPExpressionLayout : MPLayout
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/*!
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@method initWithExpression:parent:
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@abstract Initializes an expression layout with the specified expression
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and parent layout.
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@discussion To initialize a layout for the root expression of an expression
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tree specify <code>nil</code> as the <code>parent</code>.
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@param expression
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The expression that sould be represented by the receiver. Must
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not be <code>ni</code>.
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@param parent
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The parent layout of the receiver. Specify <code>nil</code> to
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initalize a root expression layout.
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@return A newly initialized expression layout.
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*/
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- (instancetype)initWithExpression:(MPExpression *)expression
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parent:(MPFunctionLayout *)parent;
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/*!
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@property expression
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@abstract The expression represented by the receiver.
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*/
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@property (readonly, nonatomic, weak) MPExpression *expression;
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@end
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