diff options
Diffstat (limited to 'src/common/PickSupport.m')
-rw-r--r-- | src/common/PickSupport.m | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/common/PickSupport.m b/src/common/PickSupport.m deleted file mode 100644 index 5ea13c0..0000000 --- a/src/common/PickSupport.m +++ /dev/null @@ -1,171 +0,0 @@ -// -// PickSupport.m -// 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/>. -// - -#import "PickSupport.h" - - -@implementation PickSupport - -- (void) postNodeSelectionChanged { - [[NSNotificationCenter defaultCenter] - postNotificationName:@"NodeSelectionChanged" - object:self]; -} - -- (void) postEdgeSelectionChanged { - [[NSNotificationCenter defaultCenter] - postNotificationName:@"EdgeSelectionChanged" - object:self]; -} - -- (id) init { - self = [super init]; - - if (self) { - selectedNodes = [[NSMutableSet set] retain]; - selectedEdges = [[NSMutableSet set] retain]; - } - - return self; -} - -+ (PickSupport*)pickSupport { - return [[[PickSupport alloc] init] autorelease]; -} - -- (NSSet*)selectedNodes { return selectedNodes; } -- (NSSet*)selectedEdges { return selectedEdges; } - -- (BOOL)isNodeSelected:(Node*)nd { - return [selectedNodes containsObject:nd]; -} - -- (BOOL)isEdgeSelected:(Edge*)e { - return [selectedEdges containsObject:e]; -} - -- (void)selectNode:(Node*)nd { - if (nd != nil && ![selectedNodes member:nd]) { - [selectedNodes addObject:nd]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"NodeSelected" - object:self - userInfo:[NSDictionary dictionaryWithObject:nd forKey:@"node"]]; - [self postNodeSelectionChanged]; - } -} - -- (void)deselectNode:(Node*)nd { - if (nd != nil && [selectedNodes member:nd]) { - [selectedNodes removeObject:nd]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"NodeDeselected" - object:self - userInfo:[NSDictionary dictionaryWithObject:nd forKey:@"node"]]; - [self postNodeSelectionChanged]; - } -} - -- (void)selectEdge:(Edge*)e { - if (e != nil && ![selectedEdges member:e]) { - [selectedEdges addObject:e]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"EdgeSelected" - object:self - userInfo:[NSDictionary dictionaryWithObject:e forKey:@"edge"]]; - [self postEdgeSelectionChanged]; - } -} - -- (void)deselectEdge:(Edge*)e { - if (e != nil && [selectedEdges member:e]) { - [selectedEdges removeObject:e]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"EdgeDeselected" - object:self - userInfo:[NSDictionary dictionaryWithObject:e forKey:@"edge"]]; - [self postEdgeSelectionChanged]; - } -} - -- (void)toggleNodeSelected:(Node*)nd { - if ([self isNodeSelected:nd]) - [self deselectNode:nd]; - else - [self selectNode:nd]; -} - -- (void)selectAllNodes:(NSSet*)nodes { - [self selectAllNodes:nodes replacingSelection:YES]; -} - -- (void)selectAllNodes:(NSSet*)nodes replacingSelection:(BOOL)replace { - if (selectedNodes == nodes) { - return; - } - if (!replace && [nodes count] == 0) { - return; - } - - if (replace) { - [selectedNodes release]; - selectedNodes = [nodes mutableCopy]; - } else { - [selectedNodes unionSet:nodes]; - } - [[NSNotificationCenter defaultCenter] - postNotificationName:@"NodeSelectionReplaced" - object:self]; - [self postNodeSelectionChanged]; -} - -- (void)deselectAllNodes { - if ([selectedNodes count] > 0) { - [selectedNodes removeAllObjects]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"NodeSelectionReplaced" - object:self]; - [self postNodeSelectionChanged]; - } -} - -- (void)deselectAllEdges { - if ([selectedEdges count] > 0) { - [selectedEdges removeAllObjects]; - [[NSNotificationCenter defaultCenter] - postNotificationName:@"EdgeSelectionReplaced" - object:self]; - [self postEdgeSelectionChanged]; - } -} - -- (void)dealloc { - [selectedNodes release]; - [selectedEdges release]; - - [super dealloc]; -} - -@end - -// vi:ft=objc:ts=4:noet:sts=4:sw=4 |