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e4b2c05c21
* Add new layout spec class with snapshot testing. Update examples and CHANGELOG.md * Code review updates. * Open curly bracket in a new line.
108 lines
3.1 KiB
Objective-C
108 lines
3.1 KiB
Objective-C
//
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// Utilities.m
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// Texture
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//
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// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the /ASDK-Licenses directory of this source tree. An additional
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// grant of patent rights can be found in the PATENTS file in the same directory.
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//
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// Modifications to this file made after 4/13/2017 are: Copyright (c) 2017-present,
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// Pinterest, Inc. Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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#import "Utilities.h"
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#define StrokeRoundedImages 0
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@implementation UIColor (Additions)
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+ (UIColor *)darkBlueColor
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{
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return [UIColor colorWithRed:18.0/255.0 green:86.0/255.0 blue:136.0/255.0 alpha:1.0];
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}
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+ (UIColor *)lightBlueColor
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{
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return [UIColor colorWithRed:0.0 green:122.0/255.0 blue:1.0 alpha:1.0];
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}
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@end
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@implementation UIImage (Additions)
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- (UIImage *)makeCircularImageWithSize:(CGSize)size withBorderWidth:(CGFloat)width
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{
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// make a CGRect with the image's size
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CGRect circleRect = (CGRect) {CGPointZero, size};
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// begin the image context since we're not in a drawRect:
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UIGraphicsBeginImageContextWithOptions(circleRect.size, NO, 0);
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// create a UIBezierPath circle
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UIBezierPath *circle = [UIBezierPath bezierPathWithRoundedRect:circleRect cornerRadius:circleRect.size.width/2];
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// clip to the circle
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[circle addClip];
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[[UIColor whiteColor] set];
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[circle fill];
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// draw the image in the circleRect *AFTER* the context is clipped
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[self drawInRect:circleRect];
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// create a border (for white background pictures)
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if (width > 0) {
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circle.lineWidth = width;
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[[UIColor whiteColor] set];
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[circle stroke];
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}
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// get an image from the image context
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UIImage *roundedImage = UIGraphicsGetImageFromCurrentImageContext();
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// end the image context since we're not in a drawRect:
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UIGraphicsEndImageContext();
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return roundedImage;
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}
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+ (UIImage *)imageWithSize:(CGSize)size fillColor:(UIColor *)fillColor shapeBlock:(UIBezierPath *(^)(void))shapeBlock
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{
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UIGraphicsBeginImageContext(size);
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[fillColor setFill];
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UIBezierPath *path = shapeBlock();
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[path addClip];
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[path fill];
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UIImage *image = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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return image;
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}
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@end
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@implementation NSAttributedString (Additions)
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+ (NSAttributedString *)attributedStringWithString:(NSString *)string fontSize:(CGFloat)size color:(nullable UIColor *)color
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{
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if (string == nil) {
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return nil;
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}
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NSDictionary *attributes = @{NSForegroundColorAttributeName: color ? : [UIColor blackColor],
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NSFontAttributeName: [UIFont boldSystemFontOfSize:size]};
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NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithString:string];
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[attributedString addAttributes:attributes range:NSMakeRange(0, string.length)];
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return attributedString;
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}
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@end
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