Hexlet · victor-tsykanov · Feb 8, 2013
diff --git a/iDNA/iDNA.xcodeproj/project.pbxproj b/iDNA/iDNA.xcodeproj/project.pbxproj
diff --git a/iDNA/iDNA.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/iDNA/iDNA.xcodeproj/project.xcworkspace/contents.xcworkspacedata
diff --git a/...DNA.xcodeproj/project.xcworkspace/xcuserdata/a.xcuserdatad/UserInterfaceState.xcuserstate b/...DNA.xcodeproj/project.xcworkspace/xcuserdata/a.xcuserdatad/UserInterfaceState.xcuserstate
diff --git a/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcdebugger/Breakpoints.xcbkptlist b/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcdebugger/Breakpoints.xcbkptlist
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Bucket
+   type = "1"
+   version = "1.0">
+</Bucket>
diff --git a/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcschemes/iDNA.xcscheme b/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcschemes/iDNA.xcscheme
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "0450"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "00AF4DA9168743A400A45A83"
+               BuildableName = "iDNA.app"
+               BlueprintName = "iDNA"
+               ReferencedContainer = "container:iDNA.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      buildConfiguration = "Debug">
+      <Testables>
+      </Testables>
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "00AF4DA9168743A400A45A83"
+            BuildableName = "iDNA.app"
+            BlueprintName = "iDNA"
+            ReferencedContainer = "container:iDNA.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </TestAction>
+   <LaunchAction
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      buildConfiguration = "Debug"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      allowLocationSimulation = "YES">
+      <BuildableProductRunnable>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "00AF4DA9168743A400A45A83"
+            BuildableName = "iDNA.app"
+            BlueprintName = "iDNA"
+            ReferencedContainer = "container:iDNA.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      buildConfiguration = "Release"
+      debugDocumentVersioning = "YES">
+      <BuildableProductRunnable>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "00AF4DA9168743A400A45A83"
+            BuildableName = "iDNA.app"
+            BlueprintName = "iDNA"
+            ReferencedContainer = "container:iDNA.xcodeproj">
+         </BuildableReference>
+      </BuildableProductRunnable>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>
diff --git a/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcschemes/xcschememanagement.plist b/iDNA/iDNA.xcodeproj/xcuserdata/a.xcuserdatad/xcschemes/xcschememanagement.plist
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>SchemeUserState</key>
+	<dict>
+		<key>iDNA.xcscheme</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>2</integer>
+		</dict>
+	</dict>
+	<key>SuppressBuildableAutocreation</key>
+	<dict>
+		<key>00AF4DA9168743A400A45A83</key>
+		<dict>
+			<key>primary</key>
+			<true/>
+		</dict>
+	</dict>
+</dict>
+</plist>
diff --git a/iDNA/iDNA/AppDelegate.h b/iDNA/iDNA/AppDelegate.h
@@ -0,0 +1,24 @@
+#import <Cocoa/Cocoa.h>
+#import "EvolutionProgressDelegate.h"
+@class Evolution;
+
+@interface AppDelegate : NSObject <NSApplicationDelegate, EvolutionProgressDelegate, NSWindowDelegate> {
+    Evolution *evolution;
+    IBOutlet NSTextField *generationLabel;
+    IBOutlet NSTextField *bestMatchLabel;
+    IBOutlet NSLevelIndicator *progressIndicator;
+}
+
+@property (assign) IBOutlet NSWindow *window;
+@property Evolution *evolution;
+@property (readonly) BOOL canChangeParams;
+@property (readonly) NSString *startStopButtonTitle;
+@property (readonly) NSString *pauseResumeButtonTitle;
+@property (readonly) BOOL pauseResumeButtonIsEnabled;
+
+-(IBAction)startStopEvolution:(id)sender;
+-(IBAction)pauseResumeEvolution:(id)sender;
+
+-(IBAction)loadGoalDNAFromFile:(id)sender;
+
+@end
diff --git a/iDNA/iDNA/AppDelegate.m b/iDNA/iDNA/AppDelegate.m
@@ -0,0 +1,166 @@
+#import "AppDelegate.h"
+#import "Evolution.h"
+
+@implementation AppDelegate
+
+@synthesize evolution;
+
+-(id)init {
+    self = [super init];
+    if (self) {
+        [[self class] registerDefaultSettings];
+        NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
+        evolution = [[Evolution alloc] init];
+        [evolution setDelegate:self];
+        for (NSString *evolutionParam in @[ @"populationSize", @"dnaLength", @"mutationRate" ]) {
+            [evolution setValue:[defaults objectForKey:evolutionParam] forKey:evolutionParam];
+            [evolution addObserver:self forKeyPath:evolutionParam options:NSKeyValueObservingOptionNew context:nil];
+        }
+    }
+    return self;
+}
+
++(void)registerDefaultSettings {
+    NSDictionary *defaultSettings = @{
+        @"populationSize": @100,
+        @"dnaLength": @20,
+        @"mutationRate": @10
+    };
+    [[NSUserDefaults standardUserDefaults] registerDefaults:defaultSettings];
+}
+
+-(void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
+    if (object != evolution) {
+        return;
+    }
+    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
+    [defaults setObject:change[@"new"] forKey:keyPath];
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+    [self.window setDelegate:self];
+}
+
+-(BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)sender {
+    return YES;
+}
+
+-(BOOL)windowShouldClose:(id)sender {
+    NSAlert *alertWindow = [NSAlert alertWithMessageText:NSLocalizedString(@"QUIT_MSG", "Quit iDNA")
+                                           defaultButton:NSLocalizedString(@"YES", @"Yes")
+                                         alternateButton:NSLocalizedString(@"NO", @"No")
+                                             otherButton:nil
+                               informativeTextWithFormat:NSLocalizedString(@"QUIT_TEXT", @"Do you really want to exit?")];
+    if ([alertWindow runModal] == NSAlertDefaultReturn) {
+        return YES;
+    }
+    return NO;
+}
+
+-(IBAction)startStopEvolution:(id)sender {
+    [self willChangeState];
+    if (evolution.inProgress) {
+        [evolution stop];
+    } else {
+        [evolution start];
+    }
+    [self didChangeState];
+}
+
+-(IBAction)pauseResumeEvolution:(id)sender {
+    [self willChangeState];
+    if (evolution.paused) {
+        [evolution resume];
+    } else {
+        [evolution pause];
+    }
+    [self didChangeState];
+}
+
+-(void)willChangeState {
+    [self willChangeValueForKey:@"canChangeParams"];
+    [self willChangeValueForKey:@"startStopButtonTitle"];
+    [self willChangeValueForKey:@"pauseResumeButtonTitle"];
+    [self willChangeValueForKey:@"pauseResumeButtonIsEnabled"];
+}
+
+-(void)didChangeState {
+    [self didChangeValueForKey:@"canChangeParams"];
+    [self didChangeValueForKey:@"startStopButtonTitle"];
+    [self didChangeValueForKey:@"pauseResumeButtonTitle"];
+    [self didChangeValueForKey:@"pauseResumeButtonIsEnabled"];
+}
+
+-(BOOL)canChangeParams {
+    return evolution.inProgress == NO;
+}
+
+-(NSString *)startStopButtonTitle {
+    return evolution.inProgress ? NSLocalizedString(@"STOP", @"Stop evolution") : NSLocalizedString(@"START",  @"Start evolution");
+}
+
+-(NSString *)pauseResumeButtonTitle {
+    return evolution.paused ? NSLocalizedString(@"RESUME", @"Resume") : NSLocalizedString(@"PAUSE",  @"Pause");
+}
+
+-(BOOL)pauseResumeButtonIsEnabled {
+    return evolution.inProgress == YES;
+}
+
+-(void)evolutionStateHasChanged:(NSNotification *)notification {
+    NSDictionary *userInfo = notification.userInfo;
+    [generationLabel setStringValue:[NSString stringWithFormat:@"%@", [userInfo objectForKey:@"generation"]]];
+    NSNumber *bestMatch = [userInfo objectForKey:@"bestMatch"];
+    [bestMatchLabel setStringValue:[NSString stringWithFormat:@"%@%%", bestMatch]];
+    [progressIndicator setDoubleValue: [bestMatch doubleValue]];
+}
+
+-(void)evolutionGoalIsReached {
+    [self willChangeState];
+    [self didChangeState];
+}
+
+-(IBAction)loadGoalDNAFromFile:(id)sender {
+    NSOpenPanel *openPanel = [NSOpenPanel openPanel];
+    if (![openPanel runModal] == NSFileHandlingPanelOKButton) {
+        return;
+    }
+
+    NSString *errorText = nil;
+    NSString *dnaString = [NSString stringWithContentsOfURL:[openPanel URL] usedEncoding:nil error:nil];
+    NSPredicate *dnaStringPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", @"[ATGC]+"];
+
+    if (dnaString == nil) {
+        errorText = NSLocalizedString(@"FILE_READ_ERROR", @"Cannot read the file");
+    } else if (![dnaStringPredicate evaluateWithObject:dnaString]) {
+        errorText = NSLocalizedString(@"FILE_FORMAT_ERROR", @"Text from the file is not DNA");
+    } else if ([dnaString length] < 4) {
+        errorText = NSLocalizedString(@"TOO_SHORT_DNA_ERROR", @"DNA is too short");
+    } else if ([dnaString length] > 100) {
+        errorText = NSLocalizedString(@"TOO_LONG_DNA_ERROR", @"DNA is too long");
+    }
+
+    if (errorText) {
+        [self showAlertWithMessageText:@"Ops" informativeText:errorText];
+        return;
+    }
+
+    NSAlert *alertWindow = [NSAlert alertWithMessageText:NSLocalizedString(@"OPEN_FILE_MSG", @"Open file")
+                                           defaultButton:NSLocalizedString(@"YES", @"Yes")
+                                         alternateButton:NSLocalizedString(@"NO", @"No")
+                                             otherButton:nil
+                               informativeTextWithFormat:NSLocalizedString(@"REPLACE_TEXT", @"Do you really want replace current goal DNA with DNA from file?")];
+    if ([alertWindow runModal] != NSAlertDefaultReturn) {
+        return;
+    }
+
+    [evolution loadGoalDNA:dnaString];
+}
+
+-(void)showAlertWithMessageText:(NSString *)text informativeText:(NSString *)informativeText {
+    NSAlert *alert = [NSAlert alertWithMessageText:text defaultButton:nil alternateButton:nil otherButton:nil informativeTextWithFormat:@"%@", informativeText];
+    [alert runModal];
+}
+
+@end
diff --git a/iDNA/iDNA/Cell.h b/iDNA/iDNA/Cell.h
@@ -0,0 +1,13 @@
+#import <Foundation/Foundation.h>
+
+@interface Cell : NSObject
+
+@property NSMutableArray* dna;
+
+-(id) initWithRandomDNAOfLength:(NSInteger)length;
+-(id) initWithDNA:(NSMutableArray *)dna;
+-(int) hammingDistance:(Cell*)otherCell;
+-(void) mutate:(NSInteger)percent;
+-(NSString *) nucleobaseAtIndex:(NSInteger)index;
+
+@end