source: trunk/SapphireTheme.m @ 266

//
//  SapphireTheme.m
//  Sapphire
//
//  Created by Graham Booker on 6/27/07.
//  Copyright 2007 www.nanopi.net. All rights reserved.
//

#import "SapphireTheme.h"
#import "SapphireFrontRowCompat.h"

@implementation SapphireTheme

/*!
 * @brief Get the shared theme
 *
 * @return The shared theme
 */
+ (id)sharedTheme
{
        static SapphireTheme *shared = nil;
        if(shared == nil)
                shared = [[SapphireTheme alloc] init];
        
        return shared;
}

- (id)init
{
        self = [super init];
        if(!self)
                return nil;
        
        gemDict = [NSMutableDictionary new];
        gemFiles = [[NSDictionary alloc] initWithObjectsAndKeys:
                @"Contents/Resources/Orange_Red.png", RED_GEM_KEY,
                @"Contents/Resources/Blue.png", BLUE_GEM_KEY,
                @"Contents/Resources/Green.png", GREEN_GEM_KEY,
                @"Contents/Resources/Yellow.png", YELLOW_GEM_KEY,
                @"Contents/Resources/Gear.png", GEAR_GEM_KEY,
                @"Contents/Resources/Cone.png", CONE_GEM_KEY,
                @"Contents/Resources/Eye.png", EYE_GEM_KEY,
                nil];
        
        return self;
}

- (void)dealloc
{
        [gemDict release];
        [scene release];
        [gemFiles release];
        [super dealloc];
}

/*!
 * @brief Sets the scene
 *
 * @param theScene The new scene
 */
- (void)setScene:(BRRenderScene *)theScene
{
        /*Flush cache in case the scene is different and it matters*/
        [gemDict removeAllObjects];
        scene = [theScene retain];
}

/*!
 * @brief Load an image from a path
 *
 * @param path The image path
 * @return A CGImageRef (retained) from the path
 */
- (CGImageRef)loadImage:(NSString *)path
{
        NSString *bundlePath = [[NSBundle bundleForClass:[self class]] bundlePath];
        NSURL *url = [NSURL fileURLWithPath:[bundlePath stringByAppendingPathComponent:path]];
        CGImageRef        imageRef = NULL;
    CGImageSourceRef  sourceRef;
        sourceRef = CGImageSourceCreateWithURL((CFURLRef)url, NULL);
        if(sourceRef) {
        imageRef = CGImageSourceCreateImageAtIndex(sourceRef, 0, NULL);
        CFRelease(sourceRef);
    }
        
    return imageRef;
//      return CreateImageForURL(url);
}

/*!
 * @brief Load a gem for a type
 *
 * @param type The gem type
 * @return The gem's texture
 */
- (BRTexture *)gem:(NSString *)type
{
        /*Check cache*/
        BRTexture *ret = [gemDict objectForKey:type];
        if(ret != nil)
                return ret;
        
        if([SapphireFrontRowCompat usingFrontRow])
        {
                NSString *bundlePath = [[NSBundle bundleForClass:[self class]] bundlePath];
                id ret = [SapphireFrontRowCompat imageAtPath:[bundlePath stringByAppendingPathComponent:[gemFiles objectForKey:type]]];
                if(ret != nil)
                        [gemDict setObject:ret forKey:type];
                return ret;
        }
        /*Load it*/
        CGImageRef image = [self loadImage:[gemFiles objectForKey:type]];
        if(image != NULL)
        {
                /*Create a texture*/
                ret = [BRBitmapTexture textureWithImage:image context:[scene resourceContext] mipmap:YES];
                CFRelease(image);
        }
        /*Save in the cache*/
        if(ret != nil)
                [gemDict setObject:ret forKey:type];
        /*return it*/
        return ret;
}

@end