Andrey Vyazovoy Vyazovoy
krzyzanowskim
/ StringGetSizeThatFits.swift
Last active
November 12, 2023 14:51
Calculate frame of String, that fits given width
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| // Excerpt from https://github.com/krzyzanowskim/CoreTextWorkshop | |
| // Licence BSD-2 clause | |
| // Marcin Krzyzanowski marcin@krzyzanowskim.com | |
| func getSizeThatFits(_ attributedString: NSAttributedString, maxWidth: CGFloat) -> CGSize { | |
| let framesetter = CTFramesetterCreateWithAttributedString(attributedString) | |
| let rectPath = CGRect(origin: .zero, size: CGSize(width: maxWidth, height: 50000)) | |
| let ctFrame = CTFramesetterCreateFrame(framesetter, CFRange(), CGPath(rect: rectPath, transform: nil), nil) |
Vyazovoy
/ NSData+PSPDFFoundation.m
Created
November 14, 2015 18:19
— forked from steipete/NSData+PSPDFFoundation.m
Haven't done much with dispatch_io yet so I'd appreciate a few more eyeballs on this. Am I closing things correctly in all error conditions? Are there other knobs I could change to make things even faster? (I know I've been lazy on the NSError's)
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| static NSData *PSPDFCalculateSHA256FromFileURL(NSURL *fileURL, CC_LONG dataLength, NSError **error) { | |
| NSCParameterAssert(fileURL); | |
| dispatch_queue_t shaQueue = dispatch_queue_create("com.pspdfkit.sha256-queue", DISPATCH_QUEUE_SERIAL); | |
| __block dispatch_io_t readChannel; | |
| void (^processIntError)(int intError) = ^(int intError) { | |
| if (intError != 0) { | |
| PSPDFLogWarning(@"Stream error: %d", intError); | |
| if (error) *error = [NSError errorWithDomain:@"SHA256Error" code:100 userInfo:@{NSLocalizedDescriptionKey: @"failed to open file for calculating SHA256."}]; |
matej
/ CALayer+MBAnimationPersistence.h
Last active
May 28, 2024 17:42
Persists (pauses) layer animations (including UIView animation generated animations) when the application enters into background and restores (resumes) animations from where they left off upon returning from background.
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| // | |
| // CALayer+MBAnimationPersistence.h | |
| // | |
| // Created by Matej Bukovinski on 19. 03. 14. | |
| // Copyright (c) 2014 Matej Bukovinski. All rights reserved. | |
| // | |
| #import <QuartzCore/QuartzCore.h> | |