55 lines
1.5 KiB
Objective-C
55 lines
1.5 KiB
Objective-C
//
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// MPPowerFunctionLayout.h
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// MathPad
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//
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// Created by Kim Wittenburg on 30.09.14.
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// Copyright (c) 2014 Kim Wittenburg. All rights reserved.
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//
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#import "MPFunctionLayout.h"
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/*!
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@header
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This file contains the <code>MPPowerFunctionLayout</code> class.
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*/
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@class MPPowerFunctionLayout, MPPowerFunction;
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/*!
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@class MPPowerFunctionLayout
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@abstract A power function layout displays a <code>@link
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//apple_ref/occ/cl/MPPowerFunction@/link</code>.
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@discussion A power function layout draws its child at the top right of the
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base. Because of this the power function layout has a special
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property that gets set during the drawing of an expression:
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<code>@link
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//apple_ref/occ/instp/MPPowerFunctionLayout/baseBounds@/link</code>.
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*/
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@interface MPPowerFunctionLayout : MPFunctionLayout
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/*!
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@property baseBounds
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@abstract The bounds of the expression that is the base of the receiving
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power function layout.
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@discussion This value should be considered very volatile. It may change even
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if the power function itself didn't. This value is guaranteed to
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stay the same only during a single cycle of drawing.
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*/
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@property (nonatomic) NSRect baseBounds;
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/*!
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@method powerFunction
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@abstract Returns the <code>@link
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//apple_ref/occ/cl/MPPowerFunction@/link</code> represented by
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the receiver.
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*/
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- (MPPowerFunction *)powerFunction;
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@end
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