//
// Copyright (c) Zach Wily
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, 
// are permitted provided that the following conditions are met:
// 
// - Redistributions of source code must retain the above copyright notice, this 
//     list of conditions and the following disclaimer.
// 
// - Redistributions in binary form must reproduce the above copyright notice, this
//     list of conditions and the following disclaimer in the documentation and/or 
//     other materials provided with the distribution.
// 
// - Neither the name of Zach Wily nor the names of its contributors may be used to 
//     endorse or promote products derived from this software without specific prior 
//     written permission.
// 
//  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
//  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
//  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
//  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 
//  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
//  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
//   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 
//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
//  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
//  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
 
#import "NSView+Fading.h"
 
 
@implementation NSView (Fading)
 
- (void)setHiddenWithFade:(BOOL)hidden
{
    if (hidden == [self isHidden])
        return;
    
    Class viewAnimationClass = NSClassFromString(@"NSViewAnimation");
    if (viewAnimationClass) {
        NSString *effect = NSViewAnimationFadeInEffect;
        if (hidden)
            effect = NSViewAnimationFadeOutEffect;
        
        NSViewAnimation *viewAnimation = [[viewAnimationClass alloc] initWithViewAnimations:
            [NSArray arrayWithObject:
                [NSDictionary dictionaryWithObjectsAndKeys:
                    self, NSViewAnimationTargetKey,
                    effect, NSViewAnimationEffectKey,
                    nil]]];
        [viewAnimation setAnimationCurve:NSAnimationEaseInOut];
        [viewAnimation setAnimationBlockingMode:NSAnimationBlocking];
        [viewAnimation setDuration:0.35];
        [viewAnimation startAnimation];
        
        [self setHidden:hidden];
    }
    else {
        // pre-tiger
        [self setHidden:hidden];
    }
    
}
 
@end