Add NSAnimationContext skeleton code.

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/branches/bitmarkets_changes@38636 72102866-910b-0410-8b05-ffd578937521

Headers/AppKit/NSAnimationContext.h

@@ -25,28 +25,29 @@
    Boston, MA 02110-1301, USA.
  */ 
 
+
 #ifndef _GNUstep_H_NSAnimationContext_
 #define _GNUstep_H_NSAnimationContext_
 
 #import <Foundation/NSObject.h>
+#import <Foundation/NSDate.h>
 
-@implementation NSAnimationContext : NSObject
+@interface NSAnimationContext : NSObject
 {
-  void *completionHandler;
+  NSTimeInterval _duration;
 }
 
+// Begin and end grouping
 + (void) beginGrouping;
 + (void) endGrouping;
+
+// Retrieve current context
 + (NSAnimationContext *)currentContext;
-+ (void)runAnimationGroup:(void (^)(NSAnimationContext *context))changes
-        completionHandler:(void (^)(void))completionHandler;
 
 // Properties...
-- (void) setCompletionHandler: (void *)handler;
-- (void *) completionHandler;
-- (void) setTimingFunction: (void *)timingFunction;
-- (void *) timingFunction;
+- (void) setDuration: (NSTimeInterval)duration;
+- (NSTimeInterval) duration;
+
 @end
 
-
 #endif

Source/GNUmakefile

@@ -48,6 +48,7 @@ NSActionCell.m \
 NSAffineTransform.m \
 NSAlert.m \
 NSAnimation.m \
+NSAnimationContext.m \
 NSApplication.m \
 NSArrayController.m \
 NSAttributedString.m \
@@ -278,6 +279,7 @@ NSActionCell.h \
 NSAffineTransform.h \
 NSAlert.h \
 NSAnimation.h \
+NSAnimationContext.h \
 NSApplication.h \
 NSArrayController.h \
 NSBezierPath.h \

Source/NSAnimationContext.m

@@ -0,0 +1,61 @@
+/*
+   NSAnimationContext.h
+ 
+   Created by Gregory John Casamento on Wed Jun 10 2015.
+   Copyright (c) 2015 Free Software Foundation, Inc.
+ 
+   Author: Gregory Casamento <greg.casamento@gmail.com>
+ 
+   This file is part of the GNUstep GUI Library.
+ 
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; see the file COPYING.LIB.
+   If not, see <http://www.gnu.org/licenses/> or write to the 
+   Free Software Foundation, 51 Franklin Street, Fifth Floor, 
+   Boston, MA 02110-1301, USA.
+ */ 
+
+#import <AppKit/NSAnimationContext.h>
+
+static NSAnimationContext *_currentContext = nil;
+
+@implementation NSAnimationContext : NSObject
+
+// Begin and end grouping
++ (void) beginGrouping
+{
+}
+
++ (void) endGrouping
+{
+}
+
+// Retrieve current context
++ (NSAnimationContext *)currentContext
+{
+  return _currentContext;
+}
+
+// Properties...
+- (void) setDuration: (NSTimeInterval)duration
+{
+  _duration = duration;
+}
+
+- (NSTimeInterval) duration
+{
+  return _duration;
+}
+
+@end
+