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//
// Node.h
// TikZiT
//
// Copyright 2010 Aleks Kissinger. All rights reserved.
//
//
// This file is part of TikZiT.
//
// TikZiT is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// TikZiT is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with TikZiT. If not, see <http://www.gnu.org/licenses/>.
//
// Node : store the data associated with a node.
#import <Foundation/Foundation.h>
#import "NodeStyle.h"
#import "GraphElementData.h"
/*!
@class Node
@brief A graph node, with associated location and style data.
*/
@interface Node : NSObject {
NSPoint point;
NodeStyle *style;
NSString *name;
NSString *label;
GraphElementData *data;
}
/*!
@property point
@brief The point where this node is located.
*/
@property (assign) NSPoint point;
/*!
@property style
@brief The style of this node.
*/
@property (retain) NodeStyle *style;
/*!
@property name
@brief The name of this node. This is a temporary name and may change between
successive TikZ outputs.
*/
@property (copy) NSString *name;
/*!
@property label
@brief The latex label that appears on this node.
*/
@property (copy) NSString *label;
/*!
@property data
@brief Associated extra data.
*/
@property (copy) GraphElementData *data;
/*!
@brief Initialize a new node with the given point.
@param p a point.
@result A node.
*/
- (id)initWithPoint:(NSPoint)p;
/*!
@brief Initialize a new node at (0,0).
@result A node.
*/
- (id)init;
/*!
@brief Try to attach a style of the correct name from the given style list.
@param styles an array of styles.
@result YES if successfully attached, NO otherwise.
*/
- (BOOL)attachStyleFromTable:(NSArray*)styles;
/*!
@brief Set node properties from <tt>GraphElementData</tt>.
*/
- (void)updateData;
/*!
@brief Copy this node.
@result A copy of this node.
*/
- (id)copy;
/*!
@brief Set properties of this node to match the given node.
@param nd a node to mimic.
*/
- (void)setPropertiesFromNode:(Node *)nd;
/*!
@brief Compare a node to another node using a lex ordering on coordinates.
@param nd another node.
@result A comparison result.
*/
- (NSComparisonResult)compareTo:(id)nd;
/*!
@brief Factory method to construct a node with the given point.
@param p a point.
@result A node.
*/
+ (Node*)nodeWithPoint:(NSPoint)p;
/*!
@brief Factory method to construct a node at (0,0).
@result A node.
*/
+ (Node*)node;
@end
// vi:ft=objc:noet:ts=4:sts=4:sw=4
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