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NSDictionary+DTCoreText.h
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NSDictionary+DTCoreText.h
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//
// NSDictionary+DTRichText.h
// DTCoreText
//
// Created by Oliver Drobnik on 7/21/11.
// Copyright 2011 Cocoanetics. All rights reserved.
//
#import <Foundation/Foundation.h>
#import "DTCompatibility.h"
@class DTCoreTextParagraphStyle;
@class DTCoreTextFontDescriptor;
/**
Convenience methods for editors dealing with Core Text attribute dictionaries.
*/
@interface NSDictionary (DTCoreText)
/**
@name Getting State information
*/
/**
Whether the font in the receiver's attributes is bold.
@returns `YES` if the text has a bold trait
*/
- (BOOL)isBold;
/**
Whether the font in the receiver's attributes is italic.
@returns `YES` if the text has an italic trait
*/
- (BOOL)isItalic;
/**
Whether the receiver's attributes contains underlining.
@returns `YES` if the text is underlined
*/
- (BOOL)isUnderline;
/**
Whether the receiver's attributes contains strike-through.
@returns `YES` if the text is strike-through
*/
- (BOOL)isStrikethrough;
/**
Whether the receiver's attributes contain a DTTextAttachment
@returns `YES` if there is an attachment
*/
- (BOOL)hasAttachment;
/**
The header level of the receiver
@returns The header level (1-6) or 0 if no header level is set
*/
- (NSUInteger)headerLevel;
/**
@name Getting Style Information
*/
/**
Retrieves the DTCoreTextParagraphStyle from the receiver's attributes. This supports both `CTParagraphStyle` as well as `NSParagraphStyle` as a possible representation of the text's paragraph style.
@returns The paragraph style
*/
- (DTCoreTextParagraphStyle *)paragraphStyle;
/**
Retrieves the DTCoreTextFontDescriptor from the receiver's attributes. This supports both `CTFont` as well as `UIFont` as a possible representation of the text's font.
@returns The font descriptor
*/
- (DTCoreTextFontDescriptor *)fontDescriptor;
/**
Retrieves the foreground color. On iOS as UIColor, on Mac as NSColor. This supports both the CT as well as the NS/UIKit method of specifying the color. If no foreground color is defined in the receiver then black is assumed.
@returns The platform-specific color defined for the foreground
*/
- (DTColor *)foregroundColor;
/**
Retrieves the background color. On iOS as UIColor, on Mac as NSColor. This supports both the DT as well as the NS/UIKit method of specifying the color. If no background color is defined in the receiver then `nil` is returned
@returns The platform-specific color defined for the background, or `nil` if none is defined
*/
- (DTColor *)backgroundColor;
/**
The text kerning value
@returns the kerning value
*/
- (CGFloat)kerning;
@end