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/*

 *  R.app : a Cocoa front end to: "R A Computer Language for Statistical Data Analysis"

 *  

 *  R.app Copyright notes:

 *                     Copyright (C) 2004-5  The R Foundation

 *                     written by Stefano M. Iacus and Simon Urbanek

 *

 *                  

 *  R Copyright notes:

 *                     Copyright (C) 1995-1996   Robert Gentleman and Ross Ihaka

 *                     Copyright (C) 1998-2001   The R Development Core Team

 *                     Copyright (C) 2002-2004   The R Foundation

 *

 *  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.

 *

 *  A copy of the GNU General Public License is available via WWW at

 *  http://www.gnu.org/copyleft/gpl.html.  You can also obtain it by

 *  writing to the Free Software Foundation, Inc., 59 Temple Place,

 *  Suite 330, Boston, MA  02111-1307  USA.

 *

 *  RScriptEditorTextView.h

 *

 *  Created by Hans-J. Bibiko on 15/02/2011.

 *

 */

#import "CCComp.h"

#import "RTextView.h"

#import "Preferences.h"

#import "PreferenceKeys.h"

#import "RegexKitLite.h"

#import "NoodleLineNumberView.h"

#import "REditorToolbar.h"

#import "RdEditorToolbar.h"

#import "RScriptEditorTextStorage.h"

#import "RDocumentWinCtrl.h"

#define R_TEXT_SIZE_TRIGGER_FOR_PARSING_PARTLY 10000

@interface RScriptEditorTextView : RTextView <PreferencesDependent, NSTextStorageDelegate>

{

	NSScrollView *scrollView;

	NSUserDefaults *prefs;

	NSColor *shColorNormal;

	NSColor *shColorString;

	NSColor *shColorNumber;

	NSColor *shColorKeyword;

	NSColor *shColorComment;

	NSColor *shColorIdentifier;

	// NSColor *rdColorNormal;

	// NSColor *rdColorSection;

	// NSColor *rdColorMacroArg;

	// NSColor *rdColorMacroGen;

	// NSColor *rdColorComment;

	// NSColor *rdColorDirective;

	NSColor *shColorCursor;

	NSColor *shColorBackground;

	NSColor *shColorCurrentLine;

	RDocumentWinCtrl *selfDelegate;

	id editorToolbar;

	BOOL lineNumberingEnabled;

	BOOL syntaxHighlightingEnabled;

	BOOL argsHints;

	BOOL lineWrappingEnabled;

	BOOL deleteBackward;

	BOOL startListeningToBoundChanges;

	BOOL isSyntaxHighlighting;

	NSInteger breakSyntaxHighlighting;

	int currentHighlight;

	double braceHighlightInterval; // interval to flash brace highlighting for

	RScriptEditorTextStorage *theTextStorage;

	NSDictionary *highlightColorAttr;

	IMP _foldedImp;

}

- (IBAction)foldCurrentBlock:(id)sender;

- (IBAction)unfoldCurrentBlock:(id)sender;

- (IBAction)foldBlockAtLevel:(id)sender;

- (IBAction)unFoldAllBlocks:(id)sender;

- (void)refoldLinesInRange:(NSRange)range;

- (void)setTabStops;

- (void)setDeleteBackward:(BOOL)delBack;

- (void)doSyntaxHighlighting;

- (void)highlightCharacter:(NSNumber*)loc;

- (void)resetHighlights;

- (void)resetBackgroundColor:(id)sender;

- (void)updateLineWrappingMode;

- (BOOL)lineNumberingEnabled;

- (BOOL)isSyntaxHighlighting;

- (BOOL)breakSyntaxHighlighting;

- (BOOL)foldLinesInRange:(NSRange)range blockMode:(BOOL)blockMode;

- (BOOL)unfoldLinesContainingCharacterAtIndex:(NSUInteger)charIndex;

- (NSInteger)foldStatusAtIndex:(NSInteger)index;

- (id)scrollView;

- (void)updatePreferences;

@end