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//
// NoodleLineNumberView.h
// NoodleKit
//
// Created by Paul Kim on 9/28/08.
// Copyright (c) 2008-2012 Noodlesoft, LLC. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
//
#import <Cocoa/Cocoa.h>
/*
Displays line numbers for an NSTextView.
For more details, see the related blog post at: http://www.noodlesoft.com/blog/2008/10/05/displaying-line-numbers-with-nstextview/
*/
@class NoodleLineNumberMarker;
@interface NoodleLineNumberView : NSRulerView
{
// Array of character indices for the beginning of each line
NSMutableArray *_lineIndices;
// When text is edited, this is the start of the editing region. All line calculations after this point are invalid
// and need to be recalculated.
NSUInteger _invalidCharacterIndex;
// Maps line numbers to markers
NSMutableDictionary *_linesToMarkers;
NSFont *_font;
NSColor *_textColor;
NSColor *_alternateTextColor;
NSColor *_backgroundColor;
}
@property (readwrite, retain) NSFont *font;
@property (readwrite, retain) NSColor *textColor;
@property (readwrite, retain) NSColor *alternateTextColor;
@property (readwrite, retain) NSColor *backgroundColor;
- (id)initWithScrollView:(NSScrollView *)aScrollView;
- (NSUInteger)lineNumberForLocation:(CGFloat)location;
- (NoodleLineNumberMarker *)markerAtLine:(NSUInteger)line;
@end
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