project_files/HedgewarsMobile/Classes/HogHatViewController.m
author koda
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/*
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 * Hedgewars-iOS, a Hedgewars port for iOS devices
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 * Copyright (c) 2009-2011 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 02/04/2010.
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 */
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#import "HogHatViewController.h"
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#import "CommodityFunctions.h"
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#import "UIImageExtra.h"
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@implementation HogHatViewController
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@synthesize teamDictionary, hatArray, normalHogSprite, lastIndexPath, selectedHog;
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-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {
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    return rotationManager(interfaceOrientation);
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}
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#pragma mark -
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#pragma mark View lifecycle
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-(void) viewDidLoad {
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    [super viewDidLoad];
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    // load all the hat file names and store them into hatArray
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    NSString *hatsDirectory = HATS_DIRECTORY();
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    NSArray *array = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:hatsDirectory error:NULL];
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    self.hatArray = array;
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    // load the base hog image, drawing will occure in cellForRow...
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    NSString *normalHogFile = [[NSString alloc] initWithFormat:@"%@/Hedgehog.png",GRAPHICS_DIRECTORY()];
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    UIImage *hogSprite = [[UIImage alloc] initWithContentsOfFile:normalHogFile andCutAt:CGRectMake(96, 0, 32, 32)];
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    [normalHogFile release];
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    self.normalHogSprite = hogSprite;
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    [hogSprite release];
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    self.title = NSLocalizedString(@"Change hedgehog's hat",@"");
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}
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-(void) viewWillAppear:(BOOL)animated {
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    [super viewWillAppear:animated];
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    // this updates the hog name and its hat
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    [self.tableView reloadData];
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    // this moves the tableview to the top
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    [self.tableView setContentOffset:CGPointMake(0,0) animated:NO];
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}
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#pragma mark -
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#pragma mark Table view data source
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-(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {
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    return 1;
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}
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-(NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
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    return [self.hatArray count];
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}
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// Customize the appearance of table view cells.
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-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
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    static NSString *CellIdentifier = @"Cell";
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    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];
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    if (cell == nil)
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        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
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    NSDictionary *hog = [[self.teamDictionary objectForKey:@"hedgehogs"] objectAtIndex:selectedHog];
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    NSString *hat = [hatArray objectAtIndex:[indexPath row]];
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    cell.textLabel.text = [hat stringByDeletingPathExtension];
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    NSString *hatFile = [[NSString alloc] initWithFormat:@"%@/%@", HATS_DIRECTORY(), hat];
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    UIImage *hatSprite = [[UIImage alloc] initWithContentsOfFile: hatFile andCutAt:CGRectMake(0, 0, 32, 32)];
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    [hatFile release];
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    cell.imageView.image = [self.normalHogSprite mergeWith:hatSprite atPoint:CGPointMake(0, 5)];
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    [hatSprite release];
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    if ([hat isEqualToString:[hog objectForKey:@"hat"]]) {
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        cell.accessoryType = UITableViewCellAccessoryCheckmark;
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        self.lastIndexPath = indexPath;
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    } else {
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        cell.accessoryType = UITableViewCellAccessoryNone;
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    }
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    return cell;
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}
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#pragma mark -
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#pragma mark Table view delegate
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-(void) tableView:(UITableView *)aTableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
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    int newRow = [indexPath row];
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    int oldRow = (lastIndexPath != nil) ? [lastIndexPath row] : -1;
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    if (newRow != oldRow) {
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        // if the two selected rows differ update data on the hog dictionary and reload table content
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        // TODO: maybe this section could be cleaned up
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        NSDictionary *oldHog = [[teamDictionary objectForKey:@"hedgehogs"] objectAtIndex:selectedHog];
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        NSMutableDictionary *newHog = [[NSMutableDictionary alloc] initWithDictionary: oldHog];
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        [newHog setObject:[[hatArray objectAtIndex:newRow] stringByDeletingPathExtension] forKey:@"hat"];
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        [[teamDictionary objectForKey:@"hedgehogs"] replaceObjectAtIndex:selectedHog withObject:newHog];
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        [newHog release];
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        // tell our boss to write this new stuff on disk
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        [[NSNotificationCenter defaultCenter] postNotificationName:@"setWriteNeedTeams" object:nil];
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        UITableViewCell *newCell = [aTableView cellForRowAtIndexPath:indexPath];
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        newCell.accessoryType = UITableViewCellAccessoryCheckmark;
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        UITableViewCell *oldCell = [aTableView cellForRowAtIndexPath:lastIndexPath];
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        oldCell.accessoryType = UITableViewCellAccessoryNone;
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        self.lastIndexPath = indexPath;
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        [aTableView selectRowAtIndexPath:indexPath animated:YES scrollPosition:UITableViewScrollPositionNone];
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    }
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    [aTableView deselectRowAtIndexPath:indexPath animated:YES];
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    [self.navigationController popViewControllerAnimated:YES];
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}
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#pragma mark -
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#pragma mark Memory management
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-(void) didReceiveMemoryWarning {
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    self.lastIndexPath = nil;
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    MSG_MEMCLEAN();
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    [super didReceiveMemoryWarning];
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}
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-(void) viewDidUnload {
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    self.lastIndexPath = nil;
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    self.normalHogSprite = nil;
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    self.teamDictionary = nil;
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    self.hatArray = nil;
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    MSG_DIDUNLOAD();
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    [super viewDidUnload];
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}
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-(void) dealloc {
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    releaseAndNil(hatArray);
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    releaseAndNil(teamDictionary);
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    releaseAndNil(normalHogSprite);
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    releaseAndNil(lastIndexPath);
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    [super dealloc];
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}
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@end
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