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//
// NSStringDrawing+SizeWithRect.m
// ScreencastBuddy
//
// Created by Uli Kusterer on 01.09.08.
// Copyright 2008 Uli Kusterer.
//
// This software is provided 'as-is', without any express or implied
// warranty. In no event will the authors be held liable for any damages
// arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it
// freely, subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software. If you use this software
// in a product, an acknowledgment in the product documentation would be
// appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source
// distribution.
//
#if !__has_feature(objc_arc)
#error This file requires ARC. Please add the -fobjc-arc compiler option for this file.
#endif
#import "NSStringDrawing+SizeWithRect.h"
@implementation NSAttributedString (SizeWithRect)
-(NSSize) sizeWithRect: (NSRect)box
{
NSTextStorage *textStorage = [[NSTextStorage alloc] initWithAttributedString: self];
NSLayoutManager *layoutManager = [[NSLayoutManager alloc] init];
NSTextContainer *textContainer = [[NSTextContainer alloc] init];
[layoutManager addTextContainer:textContainer];
[textStorage addLayoutManager:layoutManager];
[textContainer setContainerSize: NSMakeSize(box.size.width, FLT_MAX)];
[layoutManager glyphRangeForTextContainer: textContainer]; // Cause re-layout.
NSRect neededBox = [layoutManager usedRectForTextContainer: textContainer];
return neededBox.size;
}
@end
@implementation NSString (SizeWithRect)
-(NSSize) sizeWithRect: (NSRect)box attributes: (NSDictionary*)attrs
{
NSTextStorage *textStorage = [[NSTextStorage alloc] initWithString: self attributes: attrs];
NSLayoutManager *layoutManager = [[NSLayoutManager alloc] init];
NSTextContainer *textContainer = [[NSTextContainer alloc] init];
[layoutManager addTextContainer:textContainer];
[textStorage addLayoutManager:layoutManager];
[textContainer setContainerSize: NSMakeSize(box.size.width, FLT_MAX)];
[layoutManager glyphRangeForTextContainer: textContainer]; // Cause re-layout.
NSRect neededBox = [layoutManager usedRectForTextContainer: textContainer];
return neededBox.size;
}
@end