变灰代码添加，答记者问简介显示bug修复

yanglingyu
1 parent eb977ebe
Showing 13 changed files with 270 additions and 61 deletions
CNLiveScioLive.xcodeproj/project.pbxproj
CNLiveScioLive/Pages/Header/PrefixHeader.pch
CNLiveScioLive/Pages/Home/CNHomeViewController.m
CNLiveScioLive/Pages/Home/新闻详情/OldController/OldVideoDetailViewController.m
CNLiveScioLive/Pages/Home/新闻详情/OldController/SCIOSpecialViewController.m
CNLiveScioLive/Pages/Tools/ImageGray/UIColor+CNGray.h
CNLiveScioLive/Pages/Tools/ImageGray/UIColor+CNGray.m
CNLiveScioLive/Pages/Tools/ImageGray/UIImage+CNGray.h
CNLiveScioLive/Pages/Tools/ImageGray/UIImage+CNGray.m
CNLiveScioLive/Pages/Tools/ImageGray/UIImageView+CNGrayImage.h
CNLiveScioLive/Pages/Tools/ImageGray/UIImageView+CNGrayImage.m
CNLiveScioLive/Pages/Tools/ImageGray/WKWebView+CNGray.h
CNLiveScioLive/Pages/Tools/ImageGray/WKWebView+CNGray.m
@@ -11,6 +11,8 @@
 		080AB4C6217AD4F4008BA78F /* TemplateShareManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 080AB4C5217AD4F4008BA78F /* TemplateShareManager.m */; };
 		080AB4C7217AD4F4008BA78F /* TemplateShareManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 080AB4C5217AD4F4008BA78F /* TemplateShareManager.m */; };
 		080AB4C8217AD4F4008BA78F /* TemplateShareManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 080AB4C5217AD4F4008BA78F /* TemplateShareManager.m */; };
+		0816B5E42648C23A005E1F8C /* UIColor+CNGray.m in Sources */ = {isa = PBXBuildFile; fileRef = 0816B5E32648C23A005E1F8C /* UIColor+CNGray.m */; };
+		0816B5E92648C320005E1F8C /* WKWebView+CNGray.m in Sources */ = {isa = PBXBuildFile; fileRef = 0816B5E82648C320005E1F8C /* WKWebView+CNGray.m */; };
 		083847E1215C5DDD00186618 /* VPImageCropperViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 083847E0215C5DDD00186618 /* VPImageCropperViewController.m */; };
 		083847E2215C5DDD00186618 /* VPImageCropperViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 083847E0215C5DDD00186618 /* VPImageCropperViewController.m */; };
 		083847E3215C5DDD00186618 /* VPImageCropperViewController.m in Sources */ = {isa = PBXBuildFile; fileRef = 083847E0215C5DDD00186618 /* VPImageCropperViewController.m */; };
@@ -647,6 +649,8 @@
 		08C090BF215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C090BE215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m */; };
 		08C090C0215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C090BE215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m */; };
 		08C090C1215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C090BE215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m */; };
+		08C28A30263932960065B372 /* UIImageView+CNGrayImage.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C28A2D263932960065B372 /* UIImageView+CNGrayImage.m */; };
+		08C28A31263932960065B372 /* UIImage+CNGray.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C28A2F263932960065B372 /* UIImage+CNGray.m */; };
 		08C721B924CAC9B700970100 /* SDCycleScrollView.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C721AD24CAC9B700970100 /* SDCycleScrollView.m */; };
 		08C721BA24CAC9B700970100 /* UIView+SDExtension.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C721AE24CAC9B700970100 /* UIView+SDExtension.m */; };
 		08C721BB24CAC9B700970100 /* SDCollectionViewCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 08C721AF24CAC9B700970100 /* SDCollectionViewCell.m */; };
@@ -732,6 +736,10 @@
 		0802446C2624267800BD68E8 /* SdkMgr.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = SdkMgr.m; sourceTree = "<group>"; };
 		080AB4C4217AD4F4008BA78F /* TemplateShareManager.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = TemplateShareManager.h; sourceTree = "<group>"; };
 		080AB4C5217AD4F4008BA78F /* TemplateShareManager.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = TemplateShareManager.m; sourceTree = "<group>"; };
+		0816B5E22648C23A005E1F8C /* UIColor+CNGray.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "UIColor+CNGray.h"; sourceTree = "<group>"; };
+		0816B5E32648C23A005E1F8C /* UIColor+CNGray.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "UIColor+CNGray.m"; sourceTree = "<group>"; };
+		0816B5E72648C320005E1F8C /* WKWebView+CNGray.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "WKWebView+CNGray.h"; sourceTree = "<group>"; };
+		0816B5E82648C320005E1F8C /* WKWebView+CNGray.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = "WKWebView+CNGray.m"; sourceTree = "<group>"; };
 		083847DF215C5DDD00186618 /* VPImageCropperViewController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = VPImageCropperViewController.h; sourceTree = "<group>"; };
 		083847E0215C5DDD00186618 /* VPImageCropperViewController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = VPImageCropperViewController.m; sourceTree = "<group>"; };
 		0838483C215C838B00186618 /* CNLiveENTabBarController.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CNLiveENTabBarController.h; sourceTree = "<group>"; };
@@ -1111,6 +1119,10 @@
 		08C090B421510E4B00E23D16 /* CNLiveTableViewCell.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = CNLiveTableViewCell.m; sourceTree = "<group>"; };
 		08C090BD215116CB00E23D16 /* CNLiveIndicatorTableViewCell.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CNLiveIndicatorTableViewCell.h; sourceTree = "<group>"; };
 		08C090BE215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = CNLiveIndicatorTableViewCell.m; sourceTree = "<group>"; };
+		08C28A2C263932960065B372 /* UIImage+CNGray.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImage+CNGray.h"; sourceTree = "<group>"; };
+		08C28A2D263932960065B372 /* UIImageView+CNGrayImage.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIImageView+CNGrayImage.m"; sourceTree = "<group>"; };
+		08C28A2E263932960065B372 /* UIImageView+CNGrayImage.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIImageView+CNGrayImage.h"; sourceTree = "<group>"; };
+		08C28A2F263932960065B372 /* UIImage+CNGray.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = "UIImage+CNGray.m"; sourceTree = "<group>"; };
 		08C721AA24CAC9B700970100 /* UIView+SDExtension.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "UIView+SDExtension.h"; sourceTree = "<group>"; };
 		08C721AB24CAC9B700970100 /* SDCycleScrollView.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDCycleScrollView.h; sourceTree = "<group>"; };
 		08C721AC24CAC9B700970100 /* SDCollectionViewCell.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SDCollectionViewCell.h; sourceTree = "<group>"; };
@@ -1822,6 +1834,7 @@
 		08C08FCF214FA01B00E23D16 /* Tools */ = {
 			isa = PBXGroup;
 			children = (
+				08C28A2B263932650065B372 /* ImageGray */,
 				0802446A262425DB00BD68E8 /* DeviceUUID */,
 				08C721A924CAC9B700970100 /* SDCycleScrollView */,
 				080AB4BE217AD457008BA78F /* ShareTool */,
@@ -2228,6 +2241,21 @@
 			path = XWHTTPTool;
 			sourceTree = "<group>";
 		};
+		08C28A2B263932650065B372 /* ImageGray */ = {
+			isa = PBXGroup;
+			children = (
+				08C28A2C263932960065B372 /* UIImage+CNGray.h */,
+				08C28A2F263932960065B372 /* UIImage+CNGray.m */,
+				08C28A2E263932960065B372 /* UIImageView+CNGrayImage.h */,
+				08C28A2D263932960065B372 /* UIImageView+CNGrayImage.m */,
+				0816B5E22648C23A005E1F8C /* UIColor+CNGray.h */,
+				0816B5E32648C23A005E1F8C /* UIColor+CNGray.m */,
+				0816B5E72648C320005E1F8C /* WKWebView+CNGray.h */,
+				0816B5E82648C320005E1F8C /* WKWebView+CNGray.m */,
+			);
+			path = ImageGray;
+			sourceTree = "<group>";
+		};
 		08C721A924CAC9B700970100 /* SDCycleScrollView */ = {
 			isa = PBXGroup;
 			children = (
@@ -2814,6 +2842,7 @@
 			files = (
 				08B5C5822153400700F5476E /* CNNewsoundBaseModel.m in Sources */,
 				08585DB5215B4DA300FC2CA2 /* CNLiveAdvancedSearchViewController.m in Sources */,
+				08C28A30263932960065B372 /* UIImageView+CNGrayImage.m in Sources */,
 				08C08FE0214FA01B00E23D16 /* CNNewsoundViewController.m in Sources */,
 				08585DB2215B4DA300FC2CA2 /* SearchResultViewController.m in Sources */,
 				08585D47215B4C7200FC2CA2 /* UIColor+PGHex.m in Sources */,
@@ -2822,6 +2851,7 @@
 				08384847215C98A000186618 /* CNHomeENViewController.m in Sources */,
 				08C090BF215116CB00E23D16 /* CNLiveIndicatorTableViewCell.m in Sources */,
 				085D85F22159C0790037D480 /* Reachability.m in Sources */,
+				0816B5E92648C320005E1F8C /* WKWebView+CNGray.m in Sources */,
 				08940D832154F15900F85DB6 /* VideoDetailViewController.m in Sources */,
 				085D862F2159C72F0037D480 /* ZXVideoPlayerTimeIndicatorView.m in Sources */,
 				084ACE2C2154C6AA0089E035 /* CNLiveNewsThreePicTableViewCell.m in Sources */,
@@ -2849,6 +2879,7 @@
 				08471A9F25E7864E0043FC2D /* VideoDetailPresent.m in Sources */,
 				C3E502DA2152432700DA4320 /* CNHomeRightTableViewCell.m in Sources */,
 				08C090AB215103C400E23D16 /* CNLiveHeaderView.m in Sources */,
+				08C28A31263932960065B372 /* UIImage+CNGray.m in Sources */,
 				08585D56215B4C7200FC2CA2 /* PGDatePicker+Time.m in Sources */,
 				08C08FE6214FA01B00E23D16 /* CNLiveTabBarController.m in Sources */,
 				08585D53215B4C7200FC2CA2 /* NSCalendar+PGCurrent.m in Sources */,
@@ -2971,6 +3002,7 @@
 				0838487D215CF6FC00186618 /* BaseViewController.m in Sources */,
 				C3004D35215A583400A83C3D /* CNLiveNewsDetailsView.m in Sources */,
 				08C721BA24CAC9B700970100 /* UIView+SDExtension.m in Sources */,
+				0816B5E42648C23A005E1F8C /* UIColor+CNGray.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -80,7 +80,9 @@
 #import "Reachability.h"
 #import "JSONKit.h"
-
+#import "UIImageView+CNGrayImage.h"
+#import "UIColor+CNGray.h"
+#import "WKWebView+CNGray.h"
 //友盟统计
 #import <UMCommon/MobClick.h>
 #import <UMCommon/UMConfigure.h>
@@ -63,21 +63,6 @@
                 }
             }
-//            NSDictionary *fullcol = dic[@"fullcol"];
-//            NSArray *dataArray = fullcol[@"programs"];
-//            if ([dataArray isKindOfClass:[NSArray class]]) {
-//                for (NSDictionary *dics in dataArray) {
-//                    [CNHomeModel mj_setupReplacedKeyFromPropertyName:^NSDictionary *{
-//                        return @{ @"ID" : @"id" ,@"Description" : @"description" };
-//                    }];
-//
-//                    NSLog(@"%@",dics);
-//                    [self.data addObject:[CNHomeModel mj_objectWithKeyValues:dics]];
-//
-//                }
-//
-//            }
-//            NSArray *allArray = [NSArray arrayWithContentsOfFile:ALLARRAYLIST_PATH];
             NSMutableArray *controllers = [NSMutableArray array];
             NSMutableArray *titles = [NSMutableArray array];
@@ -67,11 +67,13 @@
     NSString* htmldate = @"";
     NSString* htmlForm = @"";
     NSString* content = @"";
+    NSString* line = @"";
     if ([_dictionary objectForKey:@"publishDate"] && [_dictionary objectForKey:@"author"]) {
         htmldate = [[NSString alloc] initWithFormat:@"<html><p>%@</p><body>",[NSString stringWithFormat:@"%@",[_dictionary objectForKey:@"publishDate"]]];
         htmlForm = [[NSString alloc] initWithFormat:@"<html><p>%@：%@</p><body>", CustomStr(@"Source"), _dictionary[@"author"]];
         self.authorName = _dictionary[@"author"];
         if (self.content&&![self.content isEqualToString:@""]) {
+            line = [[NSString alloc] initWithFormat:@"<hr width=\"device-width\" size=\"0.5\" color=\"gray\" align=\"left\" noshade=\"noshade\">"];
             content = [[NSString alloc] initWithFormat:@"<div class=\"logo\" style=\"text-indent:2em\"><font style=\"font-size:%@px;\">%@</font></div>",fontArray[fontIndex],self.content];
         }
     } else {
@@ -83,7 +85,7 @@
     NSString* htmlBody = [[NSString alloc] initWithFormat:@"<div class=\"logo\" style=\"text-indent:2em\"><font style=\"font-size:%@px;\">%@</font></div>",fontArray[fontIndex],[_dictionary objectForKey:@"desc"]];
     NSString* htmlFooter = @"</body></html>";
-    NSString* strHtml = [[NSString alloc] initWithFormat:@"%@%@%@%@%@%@",htmlHeader,htmldate,htmlForm,content,htmlBody,htmlFooter];
+    NSString* strHtml = [[NSString alloc] initWithFormat:@"%@%@%@%@%@%@%@",htmlHeader,htmldate,htmlForm,htmlBody,line,content,htmlFooter];
     return strHtml;
 }
@@ -94,7 +96,6 @@
     [self.liveController stop];
     self.liveController = nil;
     self.videoController = nil;
-    [_webView.scrollView removeObserver:self forKeyPath:@"contentSize" context:@"WebKitContext"];
     NSLog(@"delloc");
 }
 - (void)loadShareView {
@@ -235,12 +236,10 @@
     WKWebViewConfiguration *wkWebConfig = [[WKWebViewConfiguration alloc] init];
     wkWebConfig.userContentController = wkUController;
-    _webView = [[WKWebView alloc] initWithFrame:CGRectMake(0, 0, MainScreenWidth, 0) configuration:wkWebConfig];
+    _webView = [[WKWebView alloc] initWithFrame:CGRectZero configuration:wkWebConfig];
     _webView.scrollView.backgroundColor = [UIColor clearColor];
-//    _webView.dataDetectorTypes = UIDataDetectorTypeNone;
     _webView.backgroundColor = [UIColor clearColor];
     _webView.scrollView.bounces = NO;
-//    _webView.delegate = self;
     _webView.navigationDelegate = self;
     _webView.UIDelegate = self;
     _webView.opaque = NO;
@@ -275,26 +274,8 @@
     } else {
         [self addZXVideo:movieUrl];
     }
-    [_webView.scrollView addObserver:self forKeyPath:@"contentSize" options:NSKeyValueObservingOptionNew context:@"WebKitContext"];
 }
-- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
-
-    if ([keyPath isEqualToString:@"contentSize"] && !_webView.loading && _webView.height != _webView.scrollView.contentSize.height) {
-        CGRect frame = _webView.frame;
-        frame.size.width = MainScreenWidth;
-        frame.size.height = 1;
-        CGFloat graphicLiveHeight = self->_webView.scrollView.contentSize.height;
-        frame.size.height = _webView.scrollView.contentSize.height;
-        NSLog(@"YYYYYYYYYYY%f",_webView.scrollView.contentSize.height);
-        _webView.frame = frame;
-            [heightArr replaceObjectAtIndex:fontIndex withObject:[NSString stringWithFormat:@"%f",graphicLiveHeight]];
-        if (_newsArray.count != 0) {
-            [self.tableView setFrame:CGRectMake(0, [heightArr[fontIndex] floatValue], MainScreenWidth, 36 + 86*_newsArray.count)];
-        }
-        [backgroundView setContentSize:CGSizeMake(MainScreenWidth, [heightArr[fontIndex] floatValue] + self.tableView.frame.size.height)];
-    }
-}
 // CNLivePlayer
 - (void)addCNLivePlayer {
@@ -434,27 +415,19 @@
     decisionHandler(WKNavigationActionPolicyAllow);
 }
 - (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation*)navigation {
-    CGFloat width = MainScreenWidth - 20;
-    NSString *string = [NSString stringWithFormat:
-                        @"var script = document.createElement('script');"
-                        "script.type = 'text/javascript';"
-                        "script.text = \"function ResizeImages() { "
-                        "var myimg,oldwidth;"
-                        "var maxwidth=%f;" //缩放系数
-                        "for(i=0;i <document.images.length;i++){"
-                        "myimg = document.images[i];"
-                        "if(myimg.width > maxwidth){"
-                        "oldwidth = myimg.width;"
-                        "myimg.width = maxwidth;"
-                        "myimg.height = myimg.height * (maxwidth/oldwidth);"
-                        "}"
-                        "}"
-                        "}\";"
-                        "document.getElementsByTagName('head')[0].appendChild(script);",width];
-    [_webView evaluateJavaScript:@"ResizeImages();" completionHandler:nil];
-    [_webView evaluateJavaScript:string completionHandler:^(id _Nullable response, NSError * _Nullable error) {
-        NSLog(@"value: %@ error: %@", response, error);
-            
+    CGRect frame = _webView.frame;
+    frame.size.width = MainScreenWidth;
+    frame.size.height = 1;
+    _webView.frame = frame;
+    [webView evaluateJavaScript:@"document.body.scrollHeight"completionHandler:^(id _Nullable result,NSError * _Nullable error){
+        NSLog(@"scrollHeight高度：%.2f",[result floatValue]);
+       CGFloat descriptionHeight = [result floatValue];
+        [self->_webView setFrame:CGRectMake(0, 0, MainScreenWidth, descriptionHeight)];
+        [self->heightArr replaceObjectAtIndex:fontIndex withObject:[NSString stringWithFormat:@"%f",descriptionHeight]];
+        if (self->_newsArray.count != 0) {
+            [self.tableView setFrame:CGRectMake(0, [heightArr[fontIndex] floatValue], MainScreenWidth, 36 + 86*_newsArray.count)];
+        }
+        [backgroundView setContentSize:CGSizeMake(MainScreenWidth, [heightArr[fontIndex] floatValue] + self.tableView.frame.size.height)];
     }];
 }
@@ -329,6 +329,18 @@
     label.textColor = HEXCOLOR(0x1959c9);
     label.font = [UIFont systemFontOfSize:16.0];
     label.text = dic[@"title"];
+    if ([dic[@"moreVisible"] isEqualToString:@"1"]) {
+        UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
+        [button setTitle:dic[@"moreTitle"] forState:UIControlStateNormal];
+        [button setFrame:CGRectMake(MainScreenWidth - 122 , 10, 100, 40)];
+        button.contentHorizontalAlignment=UIControlContentHorizontalAlignmentRight;
+        button.tag = section;
+        [button setTitleColor:HEXCOLOR(0x1959C9) forState:UIControlStateNormal];
+        [button.titleLabel setFont: [UIFont systemFontOfSize:14.0f]];
+        [button addTarget:self action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside];
+        [view addSubview:button];
+    }else if ([dic[@"moreVisible"] isEqualToString:@"2"]){}
+    else{
     if ([array count] > 4) {
         UIButton *button = [UIButton buttonWithType:UIButtonTypeCustom];
         [button setTitle:@"更多" forState:UIControlStateNormal];
@@ -340,7 +352,7 @@
         [button addTarget:self action:@selector(buttonClicked:) forControlEvents:UIControlEventTouchUpInside];
         [view addSubview:button];
     }
-    
+    }
     [view addSubview:line];
     [view addSubview:label];
+//
+//  UIColor+CNGray.h
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/5/10.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface UIColor (CNGray)
+
+@end
+
+NS_ASSUME_NONNULL_END
+//
+//  UIColor+CNGray.m
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/5/10.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import "UIColor+CNGray.h"
+
+@implementation UIColor (CNGray)
++(void)load
+{
+    static dispatch_once_t onceToken;
+        dispatch_once(&onceToken, ^{
+            Method setImage = class_getClassMethod(self,@selector(colorWithRed:green:blue:alpha:));
+            Method xmtSwizzledSetImage = class_getClassMethod(self,@selector(cn_colorWithRed:green:blue:alpha:));
+            ///交换IMP
+            method_exchangeImplementations(setImage, xmtSwizzledSetImage);
+        });
+}
++ (UIColor *)cn_colorWithRed:(CGFloat)red green:(CGFloat)green blue:(CGFloat)blue alpha:(CGFloat)a{
+  CGFloat gray = red*0.299 + green*0.587 + blue*0.114;
+    return [self cn_colorWithRed:gray green:gray blue:gray alpha:a];
+}
+@end
+//
+//  UIImage+CNGray.h
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/4/27.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface UIImage (CNGray)
+
++ (UIImage *)grayImage:( UIImage *)sourceImage;
+
+@end
+
+NS_ASSUME_NONNULL_END
+//
+//  UIImage+CNGray.m
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/4/27.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import "UIImage+CNGray.h"
+
+@implementation UIImage (CNGray)
++ ( UIImage *)grayImage:( UIImage *)sourceImage {
+    const int RED = 1;
+    const int GREEN = 2;
+    const int BLUE = 3;
+    CGRect imageRect = CGRectMake(0, 0, sourceImage.size.width *sourceImage.scale, sourceImage.size.height *sourceImage.scale);
+    int width = imageRect.size.width;
+    int height = imageRect.size.height;
+    uint32_t *pisels = (uint32_t *)malloc(width*height *sizeof(uint32_t));
+    memset(pisels, 0, width *height *sizeof(uint32_t));
+    CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();
+    CGContextRef context = CGBitmapContextCreate(pisels, width, height, 8, width *sizeof(uint32_t), colorSpace, kCGBitmapByteOrder32Little|kCGImageAlphaPremultipliedLast);
+    CGContextDrawImage(context, CGRectMake(0, 0, width, height), [sourceImage CGImage]);
+    for (int y = 0; y < height; y ++) {
+        for (int x = 0; x<width; x++) {
+            uint8_t *rgbaPixel = (uint8_t *)&pisels[y*width +x];
+            uint32_t gray = 0.3 *rgbaPixel[RED] + 0.59 *rgbaPixel[GREEN] + 0.11 *rgbaPixel[BLUE];
+            rgbaPixel[RED] = gray;
+            rgbaPixel[GREEN] = gray;
+            rgbaPixel[BLUE] = gray;
+        
+        }
+    }
+    CGImageRef imageRef = CGBitmapContextCreateImage(context);
+    CGContextRelease(context);
+    CGColorSpaceRelease(colorSpace);
+    free(pisels);
+    UIImage *resultImage = [UIImage imageWithCGImage:imageRef scale:sourceImage.scale orientation:UIImageOrientationUp];
+    CGImageRelease(imageRef);
+    return  resultImage;
+}
+@end
+//
+//  UIImageView+CNGrayImage.h
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/4/27.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface UIImageView (CNGrayImage)
+
+@end
+
+NS_ASSUME_NONNULL_END
+//
+//  UIImageView+CNGrayImage.m
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/4/27.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import "UIImageView+CNGrayImage.h"
+#import <objc/runtime.h>
+#import "UIImage+CNGray.m"
+
+@implementation UIImageView (CNGrayImage)
++(void)load
+{
+    static dispatch_once_t onceToken;
+        dispatch_once(&onceToken, ^{
+            Method setImage = class_getInstanceMethod(self,@selector(setImage:));
+            Method xmtSwizzledSetImage = class_getInstanceMethod(self,@selector(xmtSwizzledSetImage:));
+            ///交换IMP
+            method_exchangeImplementations(setImage, xmtSwizzledSetImage);
+        });
+}
+- (void)xmtSwizzledSetImage:(UIImage *)image {
+     
+        /// 图片使用灰白处理
+        image = [UIImage grayImage:image];
+    [self xmtSwizzledSetImage:image];
+}
+@end
+//
+//  WKWebView+CNGray.h
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/5/10.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import <WebKit/WebKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface WKWebView (CNGray)
+
+@end
+
+NS_ASSUME_NONNULL_END
+//
+//  WKWebView+CNGray.m
+//  CNLiveScioLive
+//
+//  Created by CNLive on 2021/5/10.
+//  Copyright © 2021 CNLive. All rights reserved.
+//
+
+#import "WKWebView+CNGray.h"
+
+@implementation WKWebView (CNGray)
++(void)load
+{
+    static dispatch_once_t onceToken;
+        dispatch_once(&onceToken, ^{
+            Method setImage = class_getInstanceMethod(self,@selector(initWithFrame:configuration:));
+            Method xmtSwizzledSetImage = class_getInstanceMethod(self,@selector(cn_initWithFrame:configuration:));
+            ///交换IMP
+            method_exchangeImplementations(setImage, xmtSwizzledSetImage);
+        });
+}
+- (instancetype)cn_initWithFrame:(CGRect)frame configuration:(WKWebViewConfiguration *)configuration {
+    // js脚本
+    NSString *jScript = @"var filter = '-webkit-filter:grayscale(100%);-moz-filter:grayscale(100%); -ms-filter:grayscale(100%); -o-filter:grayscale(100%) filter:grayscale(100%);';document.getElementsByTagName('html')[0].style.filter = 'grayscale(100%)';meta = document.createElement('meta'); meta.setAttribute('name', 'viewport'); meta.setAttribute('content', 'width=device-width, user-scalable=no'); document.getElementsByTagName('head')[0].appendChild(meta);";
+    // 注入
+    WKUserScript *wkUScript = [[WKUserScript alloc] initWithSource:jScript injectionTime:WKUserScriptInjectionTimeAtDocumentEnd forMainFrameOnly:YES];
+
+    WKUserContentController *wkUController = [[WKUserContentController alloc] init];
+       [wkUController addUserScript:wkUScript];
+    // 配置对象
+    WKWebViewConfiguration *wkWebConfig = [[WKWebViewConfiguration alloc] init];
+    wkWebConfig.userContentController = wkUController;
+    configuration = wkWebConfig;
+    WKWebView *webView = [self cn_initWithFrame:frame configuration:configuration];
+    return webView;
+}
+@end