iOS评论弹出框+模糊半透明图层

// // FXBlurView.h // // Version 1.6.4 // // Created by Nick Lockwood on 25/08/2013. // Copyright (c) 2013 Charcoal Design // // Distributed under the permissive zlib License // Get the latest version from here: // // https://github.com/nicklockwood/FXBlurView // // 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. // #import <UIKit/UIKit.h> #import <QuartzCore/QuartzCore.h> #import <Accelerate/Accelerate.h> #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wobjc-missing-property-synthesis" #import <Availability.h> #undef weak_ref #if __has_feature(objc_arc) && __has_feature(objc_arc_weak) #define weak_ref weak #else #define weak_ref unsafe_unretained #endif @interface UIImage (FXBlurView) - (UIImage *)blurredImageWithRadius:(CGFloat)radius iterations:(NSUInteger)iterations tintColor:(UIColor *)tintColor; @end @interface FXBlurView : UIView + (void)setBlurEnabled:(BOOL)blurEnabled; + (void)setUpdatesEnabled; + (void)setUpdatesDisabled; @property (nonatomic, getter = isBlurEnabled) BOOL blurEnabled; @property (nonatomic, getter = isDynamic) BOOL dynamic; @property (nonatomic, assign) NSUInteger iterations; @property (nonatomic, assign) NSTimeInterval updateInterval; @property (nonatomic, assign) CGFloat blurRadius; @property (nonatomic, strong) UIColor *tintColor; @property (nonatomic, weak_ref) IBOutlet UIView *underlyingView; - (void)updateAsynchronously:(BOOL)async completion:(void (^)())completion; - (void)clearImage; @end #pragma GCC diagnostic pop