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

//

//  File: NSImageLoader.m

//

//  Abstract: Utility class for getting a set of mpImages from the app

//            bundle and storing them in an array

//

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//

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//  license, under Apple's copyrights in this original Apple software (the

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//

//  The Apple Software is provided by Apple on an "AS IS" basis.  APPLE

//  MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION

//  THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS

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//

//  Copyright (c) 2008, 2012 Apple Inc., All rights reserved.

//

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

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

#import "NSImageLoader.h"

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

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

@implementation NSImageLoader

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

- (id) initWithImagesInAppBundle:(NSArray *)theImageNames

                            type:(NSString *)theImageExtension

{

    self = [super init];

    if( self )

    {

        NSBundle     *appBundle     = [NSBundle mainBundle];

        NSUInteger    imageFiles    = [theImageNames count];

        NSString     *imageName     = nil;

        NSString     *imagePathname = nil;

        NSImage      *image         = nil;

        mpImages = [[NSMutableArray alloc] initWithCapacity:imageFiles];

        if( mpImages )

        {

            for( imageName in theImageNames )

            {

                imagePathname = [appBundle pathForResource:imageName

                                                    ofType:theImageExtension];

                if( imagePathname )

                {

                    image = [[NSImage alloc] initWithContentsOfFile:imagePathname];

                    if( image )

                    {

                        [mpImages addObject:image];

                        [image release];

                    } // if

                } // if

            } // for

        } //if

        if( [mpImages count] < [theImageNames count] )

        {

            NSLog( @">> ERROR: NSImage Loader - Failure to load all the mpImages!" );

        } // if

    } // if

    return( self );

} // initWithImagesInAppBundle

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

- (void) dealloc

{

    if( mpImages )

    {

        [mpImages release];

        mpImages = nil;

    } // if

    // Dealloc the superclass

    [super dealloc];

} // dealloc

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

+ (id) imagesInAppBundle:(NSArray *)theImageNames

                    type:(NSString *)theImageExtension

{

    return( [[[NSImageLoader allocWithZone:[self zone]] initWithImagesInAppBundle:theImageNames

                                                                             type:theImageExtension] autorelease] );

} // imagesInAppBundle

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

- (NSUInteger) imageCount

{

    return( [mpImages count] );

} // imageCount

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

- (NSImage *) imageAtIndex:(const NSUInteger)theImageIndex

{

    return( [mpImages objectAtIndex:theImageIndex] );

} // imageAtIndex

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

@end

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

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