project_files/HedgewarsMobile/Classes/HWUtils.m
author koda
Tue, 25 Oct 2011 22:51:10 +0200
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/*
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 * Hedgewars-iOS, a Hedgewars port for iOS devices
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 * Copyright (c) 2009-2010 Vittorio Giovara <vittorio.giovara@gmail.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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 *
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 * File created on 01/10/2011.
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 */
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#import "HWUtils.h"
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#import <sys/types.h>
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#import <sys/sysctl.h>
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#import "hwconsts.h"
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static NSString *cachedModel = nil;
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static NSArray *cachedColors = nil;
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@implementation HWUtils
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+(NSString *)modelType {
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    if (cachedModel == nil) {
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        size_t size;
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        // set 'oldp' parameter to NULL to get the size of the data returned so we can allocate appropriate amount of space
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        sysctlbyname("hw.machine", NULL, &size, NULL, 0);
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        char *name = (char *)malloc(sizeof(char) * size);
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        // get the platform name
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        sysctlbyname("hw.machine", name, &size, NULL, 0);
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        cachedModel = [[NSString stringWithUTF8String:name] retain];
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        free(name);
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        DLog(@"Cache now contains: %@",cachedModel);
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    }
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    return cachedModel;
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}
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+(NSArray *)teamColors {
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    if (cachedColors == nil) {
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        // by default colors are ARGB but we do computation over RGB, hence we have to "& 0x00FFFFFF" before processing
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        unsigned int colors[] = HW_TEAMCOLOR_ARRAY;
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        NSMutableArray *array = [[NSMutableArray alloc] init];
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        int i = 0;
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        while(colors[i] != 0)
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            [array addObject:[NSNumber numberWithUnsignedInt:(colors[i++] & 0x00FFFFFF)]];
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        cachedColors = [[NSArray arrayWithArray:array] retain];
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        [array release];
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    }
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    return cachedColors;
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}
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+(void) releaseCache {
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    releaseAndNil(cachedModel);
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    releaseAndNil(cachedColors);
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}
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@end