Archive Project

Brainfuck/Document.m

@@ -8,7 +8,20 @@
 
 #import "Document.h"
 
-@implementation Document
+#import "AppDelegate.h"
+
+#import "Interpreter.h"
+
+@implementation Document {
+    NSString *changedCharacters;
+    NSInteger insertLocation;
+}
+
+@synthesize editorView;
+@synthesize inputView;
+@synthesize outputView;
+
+@synthesize text;
 
 - (id)init
 {
@@ -21,15 +34,18 @@
 
 - (NSString *)windowNibName
 {
-    // Override returning the nib file name of the document
-    // If you need to use a subclass of NSWindowController or if your document supports multiple NSWindowControllers, you should remove this method and override -makeWindowControllers instead.
     return @"Document";
 }
 
 - (void)windowControllerDidLoadNib:(NSWindowController *)aController
 {
     [super windowControllerDidLoadNib:aController];
-    // Add any code here that needs to be executed once the windowController has loaded the document's window.
+    editorView.textStorage.delegate = self;
+    if (!self.text) {
+        NSString *defaultFilePath = [[NSBundle mainBundle].resourcePath stringByAppendingPathComponent:@"Default.brainfuck"];
+        self.text = [NSString stringWithContentsOfFile:defaultFilePath encoding:NSASCIIStringEncoding error:nil];
+    }
+    [self updateColors];
 }
 
 + (BOOL)autosavesInPlace
@@ -39,21 +55,104 @@
 
 - (NSData *)dataOfType:(NSString *)typeName error:(NSError **)outError
 {
-    // Insert code here to write your document to data of the specified type. If outError != NULL, ensure that you create and set an appropriate error when returning nil.
-    // You can also choose to override -fileWrapperOfType:error:, -writeToURL:ofType:error:, or -writeToURL:ofType:forSaveOperation:originalContentsURL:error: instead.
-    NSException *exception = [NSException exceptionWithName:@"UnimplementedMethod" reason:[NSString stringWithFormat:@"%@ is unimplemented", NSStringFromSelector(_cmd)] userInfo:nil];
-    @throw exception;
-    return nil;
+    return [self.text dataUsingEncoding:NSASCIIStringEncoding];
 }
 
 - (BOOL)readFromData:(NSData *)data ofType:(NSString *)typeName error:(NSError **)outError
 {
-    // Insert code here to read your document from the given data of the specified type. If outError != NULL, ensure that you create and set an appropriate error when returning NO.
-    // You can also choose to override -readFromFileWrapper:ofType:error: or -readFromURL:ofType:error: instead.
-    // If you override either of these, you should also override -isEntireFileLoaded to return NO if the contents are lazily loaded.
-    NSException *exception = [NSException exceptionWithName:@"UnimplementedMethod" reason:[NSString stringWithFormat:@"%@ is unimplemented", NSStringFromSelector(_cmd)] userInfo:nil];
-    @throw exception;
+    self.text = [[NSString alloc] initWithData:data encoding:NSASCIIStringEncoding];
     return YES;
 }
 
+- (NSPrintOperation *)printOperationWithSettings:(NSDictionary *)printSettings error:(NSError *__autoreleasing *)outError
+{
+    NSPrintOperation *op = [NSPrintOperation printOperationWithView:self.editorView];
+    [self updateColors];
+    return op;
+}
+
+- (IBAction)executeScript:(id)sender
+{
+    self.outputView.string = @"";
+    Interpreter *interpreter = [Interpreter interpreter];
+    interpreter.printer = self;
+    [interpreter execute:self.editorView.string withInput:self.inputView.stringValue error:nil];
+}
+
+- (void)updateColors
+{
+    changedCharacters = self.editorView.string;
+    insertLocation = 0;
+    [self addTextStorageAttributes:self.editorView.textStorage];
+}
+
+#pragma mark - Window delegate
+
+- (void)windowDidResignKey:(NSNotification *)notification
+{
+    [self updateColors];
+}
+
+#pragma mark - Text storage delegate
+
+- (void)textStorageDidProcessEditing:(NSNotification *)notification
+{
+    [self addTextStorageAttributes:notification.object];
+}
+
+- (void)addTextStorageAttributes:(NSTextStorage *)storage
+{
+    if (!changedCharacters) {
+        return;
+    }
+    NSData *foregroundData;
+    NSColor *foreground;
+    for (NSInteger i = 0; i < changedCharacters.length; ) {
+        NSInteger loc = insertLocation + i;
+        NSInteger len = 1;
+        unichar c = [changedCharacters characterAtIndex:i];
+        while (changedCharacters.length > ++i && [changedCharacters characterAtIndex:i] == c)
+            len++;
+        foregroundData = [[NSUserDefaults standardUserDefaults] objectForKey:[NSString stringWithFormat:@"\\%c", c]];
+        if (!foregroundData) {
+            foregroundData = [[NSUserDefaults standardUserDefaults] objectForKey:@"default"];
+        }
+        foreground = [NSUnarchiver unarchiveObjectWithData:foregroundData];
+        [storage addAttribute:NSForegroundColorAttributeName value:foreground range:NSMakeRange(loc, len)];
+    }
+    changedCharacters = nil;
+}
+
+#pragma mark - Text view delegate
+
+- (BOOL)textView:(NSTextView *)textView shouldChangeTextInRange:(NSRange)affectedCharRange replacementString:(NSString *)replacementString
+{
+    if (replacementString.length == 0) {
+        changedCharacters = nil;
+    } else {
+        changedCharacters = replacementString;
+        insertLocation = affectedCharRange.location;
+    }
+    return YES;
+}
+
+#pragma mark - Printer
+
+- (void)print:(NSString *)string
+{
+    self.outputView.string = [self.outputView.string stringByAppendingString:string];
+}
+
+#pragma mark - Split view delegate
+
+- (CGFloat)splitView:(NSSplitView *)splitView constrainMinCoordinate:(CGFloat)proposedMinimumPosition ofSubviewAt:(NSInteger)dividerIndex
+{
+    return 100;
+}
+
+- (CGFloat)splitView:(NSSplitView *)splitView constrainMaxCoordinate:(CGFloat)proposedMaximumPosition ofSubviewAt:(NSInteger)dividerIndex
+{
+    return proposedMaximumPosition-50;
+}
+
 @end