Util.m

/////////////////////////////////////////////////////////////////////////
// File:          $URL$
// Module:        Utility functions
// Part of:       VitaminSEE
//
// ID:            $Id: ApplicationController.m 123 2005-04-18 00:21:02Z elliot $
// Revision:      $Revision$
// Last edited:   $Date$
// Author:        $Author$
// Copyright:     (c) 2005 Elliot Glaysher
// Created:       9/18/05
//
/////////////////////////////////////////////////////////////////////////
//
// This program 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 2
// of the License, or (at your option) any later version.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
////////////////////////////////////////////////////////////////////////

#import "Util.h"
#include <stdint.h>

/** Utility function that inspects an image rep and tries to determine if it's
 * animated.
 */
BOOL imageRepIsAnimated(NSImageRep* rep)
{
	if([rep isKindOfClass:[NSBitmapImageRep class]] &&
	   ([[(NSBitmapImageRep*)rep valueForProperty:NSImageFrameCount] intValue] > 1))
		return YES;
	else
		return NO;
}

//-----------------------------------------------------------------------------

/** Checks for equality of two floats (with some tolerance.)
 */
BOOL floatEquals(float one, float two, float tolerance)
{
	return fabs(one - two) < tolerance;
}

//-----------------------------------------------------------------------------

/** Checks to see if the path path is in Favorites.
 */
BOOL isInFavorites(NSString* path)
{
	BOOL inFavorites = NO;
	NSEnumerator* e = [[[NSUserDefaults standardUserDefaults]
			objectForKey:@"SortManagerPaths"] objectEnumerator];
	NSString* thisPath;
	while(thisPath = [[e nextObject] objectForKey:@"Path"])
	{
		if([thisPath isEqualTo:path])
		{
			inFavorites = YES;
			break;
		}
	}
	
	return inFavorites;
}