| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef IOS_CHROME_BROWSER_UI_UTIL_MANUAL_TEXT_FRAMER_H_ |
| #define IOS_CHROME_BROWSER_UI_UTIL_MANUAL_TEXT_FRAMER_H_ |
| |
| #import <CoreText/CoreText.h> |
| #import <Foundation/Foundation.h> |
| |
| @protocol TextFrame; |
| |
| // Object encapsulating the manual framing of an attributed string within a |
| // bounding rect. |
| // Known limitations: |
| // - Justified-aligned text is not supported. |
| // - Hyphenation is never attempted, regardless of NSParagraphStyle's |
| // |hyphenationFactor|. |
| @interface ManualTextFramer : NSObject |
| |
| // Creates an instance that frames |string| within |bounds|. |
| - (instancetype)initWithString:(NSAttributedString*)string |
| inBounds:(CGRect)bounds NS_DESIGNATED_INITIALIZER; |
| - (instancetype)init NS_UNAVAILABLE; |
| |
| // Manually Frames the paragraph within the bounds provided upon initialization. |
| // Calling this method populates |textFrame|. |
| - (void)frameText; |
| |
| // The TextFrame created by |-frameText|. Will be nil before |-frameText| is |
| // called. |
| @property(strong, nonatomic, readonly) id<TextFrame> textFrame; |
| |
| @end |
| |
| #endif // IOS_CHROME_BROWSER_UI_UTIL_MANUAL_TEXT_FRAMER_H_ |