Source release of Wolfenstein 3D Classic Platinum for iOS, 2.1

wolf3d/code/iphone/TriviaViewController.m

@@ -0,0 +1,139 @@
+/*
+ 
+ Copyright (C) 2011 id Software LLC, a ZeniMax Media company. 
+
+ This file is part of the WOLF3D iOS v2.1 GPL Source Code. 
+
+ 
+ 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ 
+ */
+
+#import "TriviaViewController.h"
+
+#define TRIVIA_COUNT	4
+
+@interface TriviaViewController ()
+
+    @property (nonatomic, retain) IBOutlet UIView *firstTrivia;
+	@property (nonatomic, retain) IBOutlet UIView *lastTrivia;
+	
+    @property (nonatomic, retain) UIView *currentTrivia;
+
+@end	
+	
+@implementation TriviaViewController
+
+@synthesize firstTrivia, lastTrivia, currentTrivia;
+
+// The designated initializer.  Override if you create the controller programmatically and want to perform customization that is not appropriate for viewDidLoad.
+/*
+- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
+    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
+    if (self) {
+        // Custom initialization.
+    }
+    return self;
+}
+*/
+
+/*
+// Implement loadView to create a view hierarchy programmatically, without using a nib.
+- (void)loadView {
+}
+*/
+
+
+// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.
+- (void)viewDidLoad {
+    [super viewDidLoad];
+	
+	self.currentTrivia = self.firstTrivia;
+}
+
+
+// Override to allow orientations other than the default portrait orientation.
+- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {
+    // Return YES for supported orientations.
+    return UIInterfaceOrientationIsLandscape(interfaceOrientation);
+}
+
+
+- (void)didReceiveMemoryWarning {
+    // Releases the view if it doesn't have a superview.
+    [super didReceiveMemoryWarning];
+    
+    // Release any cached data, images, etc. that aren't in use.
+}
+
+- (void)viewDidUnload {
+    [super viewDidUnload];
+    // Release any retained subviews of the main view.
+    // e.g. self.myOutlet = nil;
+	
+	self.firstTrivia = nil;
+	self.lastTrivia = nil;
+	
+	self.currentTrivia = nil;
+}
+
+
+- (void)dealloc {
+    [super dealloc];
+}
+
+- (IBAction)nextTrivia:(id)sender {
+	// Hide the current trivia
+	self.currentTrivia.hidden = YES;
+	
+	if ( self.currentTrivia == self.lastTrivia ) {
+		// If we are on the last trivia, we need to loop back to the first one.
+		self.currentTrivia = self.firstTrivia;
+	} else {
+		// Otherwise, just go to the trivia with the next tag.
+		NSInteger currentTriviaTag = self.currentTrivia.tag;
+		NSInteger nextTriviaTag = currentTriviaTag + 1;
+		
+		self.currentTrivia = [self.view viewWithTag:nextTriviaTag];
+	}
+	
+	// Now that the currentTrivia has been reassigned, we can show the new one.
+	self.currentTrivia.hidden = NO;
+}
+
+- (IBAction)previousTrivia:(id)sender {
+	// Hide the current trivia
+	self.currentTrivia.hidden = YES;
+	
+	if ( self.currentTrivia == self.firstTrivia ) {
+		// If we are on the first trivia, we need to loop back to the last one.
+		self.currentTrivia = self.lastTrivia;
+	} else {
+		// Otherwise, just go to the trivia with the previous tag.
+		NSInteger currentTriviaTag = self.currentTrivia.tag;
+		NSInteger nextTriviaTag = currentTriviaTag - 1;
+		
+		self.currentTrivia = [self.view viewWithTag:nextTriviaTag];
+	}
+	
+	// Now that the currentTrivia has been reassigned, we can show the new one.
+	self.currentTrivia.hidden = NO;
+}
+
+- (IBAction)back:(id)sender {
+	[self.navigationController popViewControllerAnimated:YES];
+}
+
+@end