]> src.bluestatic.org Git - macgdbp.git/blob - Source/BSLineNumberRulerView.h
Bring BSSourceView into new style conformance.
[macgdbp.git] / Source / BSLineNumberRulerView.h
1 /*
2 * MacGDBp
3 * Copyright (c) 2007 - 2011, Blue Static <http://www.bluestatic.org>
4 *
5 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
6 * General Public License as published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
10 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License along with this program; if not,
14 * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
15 */
16
17 #import <Cocoa/Cocoa.h>
18 #include <vector>
19
20 @class BSSourceView;
21
22 // The NSRulerView that draws line numbers on the BSSourceView. The design of
23 // this class draws heavily on the work of Noodlesoft:
24 // http://www.noodlesoft.com/blog/2008/10/05/displaying-line-numbers-with-nstextview/
25 // However, all code is original.
26 @interface BSLineNumberRulerView : NSRulerView
27 {
28 @private
29 BSSourceView* sourceView_; // Weak, owns this.
30
31 // A vector (thus 0-based) map of line numbers (indices) to character indices
32 // in the text storage.
33 std::vector<NSUInteger> lineIndex_;
34 }
35
36 // Designated initializer.
37 - (id)initWithSourceView:(BSSourceView*)sourceView;
38
39 // Performs layout and redraws the line number view.
40 - (void)performLayout;
41
42 // Returns the line number (1-based) at the given point. |point| should be in
43 // the receiver's coordinate system.
44 - (NSUInteger)lineNumberAtPoint:(NSPoint)point;
45
46 @end