// // MOPTools.m // mop // // Created by 杨涛 on 2020/2/27. // #import "MOPTools.h" #import @implementation MOPTools + (UIViewController *)topViewController{ return [self topViewController:[UIApplication sharedApplication].keyWindow.rootViewController]; } + (UIViewController *)topViewController:(UIViewController *)rootViewController { if (rootViewController.presentedViewController == nil) { return rootViewController; } if ([rootViewController.presentedViewController isMemberOfClass:[UINavigationController class]]) { UINavigationController *navigationController = (UINavigationController *)rootViewController.presentedViewController; UIViewController *lastViewController = [[navigationController viewControllers] lastObject]; return [self topViewController:lastViewController]; } UIViewController *presentedViewController = (UIViewController *)rootViewController.presentedViewController; return [self topViewController:presentedViewController]; } + (UIColor *)colorWithRGBHex:(UInt32)hex { int a = (hex >> 24) & 0xFF; int r = (hex >> 16) & 0xFF; int g = (hex >> 8) & 0xFF; int b = (hex) & 0xFF; return [UIColor colorWithRed:r / 255.0f green:g / 255.0f blue:b / 255.0f alpha:a / 255.0f]; } + (UIColor *)fat_colorWithHexString:(NSString *)hexColor { if (!hexColor) return nil; // 兼容black和white if ([hexColor compare:@"black" options:NSCaseInsensitiveSearch] == NSOrderedSame) { return UIColor.blackColor; } else if ([hexColor compare:@"white" options:NSCaseInsensitiveSearch] == NSOrderedSame) { return UIColor.whiteColor; } NSString *cString = [[hexColor stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] uppercaseString]; if (cString.length == 0) return nil; if ([cString hasPrefix:@"#"]) cString = [cString substringFromIndex:1]; if ([cString containsString:@"0X"]) cString = [cString stringByReplacingOccurrencesOfString:@"0X" withString:@""]; if (cString.length == 3) { // 3位转成6位 cString = [NSString stringWithFormat:@"%c%c%c%c%c%c", [cString characterAtIndex:0], [cString characterAtIndex:0], [cString characterAtIndex:1], [cString characterAtIndex:1], [cString characterAtIndex:2], [cString characterAtIndex:2]]; } if (cString.length == 4) { // 4位转为8位 cString = [NSString stringWithFormat:@"%c%c%c%c%c%c%c%c", [cString characterAtIndex:0], [cString characterAtIndex:0], [cString characterAtIndex:1], [cString characterAtIndex:1], [cString characterAtIndex:2], [cString characterAtIndex:2], [cString characterAtIndex:3], [cString characterAtIndex:3]]; } NSScanner *scanner = [NSScanner scannerWithString:cString]; unsigned hexNum; if (![scanner scanHexInt:&hexNum]) return [UIColor blackColor]; if (cString.length == 6) { return [self fat_colorWithRGBHex:hexNum]; } else if (cString.length == 8) { return [self fat_colorWithARGBHex:hexNum]; } return nil; } + (UIColor *)fat_colorWithRGBHex:(UInt32)hex { int red = (hex >> 16) & 0xFF; int green = (hex >> 8) & 0xFF; int blue = (hex)&0xFF; return [UIColor colorWithRed:red / 255.0f green:green / 255.0f blue:blue / 255.0f alpha:1.0f]; } + (UIColor *)fat_colorWithRGBAlphaHex:(UInt32)hex { int red = (hex >> 24) & 0xFF; int green = (hex >> 16) & 0xFF; int blue = (hex >> 8) & 0xFF; int alpha = hex & 0xFF; return [UIColor colorWithRed:red / 255.0f green:green / 255.0f blue:blue / 255.0f alpha:alpha / 255.0f]; } + (UIColor *)fat_colorWithARGBHex:(UInt32)hex { int alpha = (hex >> 24) & 0xFF; int red = (hex >> 16) & 0xFF; int green = (hex >> 8) & 0xFF; int blue = hex & 0xFF; return [UIColor colorWithRed:red / 255.0f green:green / 255.0f blue:blue / 255.0f alpha:alpha / 255.0f]; } + (BOOL)fat_currentLanguageIsEn { NSString *languageCode = [NSLocale preferredLanguages].firstObject; // 返回的是国际通用语言Code+国际通用国家地区代码 if ([languageCode hasPrefix:@"zh"]) { return NO; } return YES; } /// 设置颜色( + 暗黑模式) /// @param lightHexString (明亮模式 的颜色值) /// @param darkHexString (暗黑模式 的颜色值) + (UIColor *)fat_dynamicColorWithLightHexString:(NSString *)lightHexString darkHexString:(NSString *)darkHexString { return [self fat_dynamicColorWithLight:[UIColor fat_colorWithRGBAHexString:lightHexString] darkColor:[UIColor fat_colorWithRGBAHexString:darkHexString]]; } + (UIColor *)fat_dynamicColorWithLight:(UIColor *)lightColor darkColor:(UIColor *)darkColor { if (!darkColor) { return lightColor; } BOOL autoAdaptDarkMode = [FATClient sharedClient].uiConfig.autoAdaptDarkMode; #pragma clang diagnostic push #pragma clang diagnostic ignored "-Wunsupported-availability-guard" #pragma clang diagnostic ignored "-Wunguarded-availability-new" if (@available(iOS 13.0, *) && autoAdaptDarkMode) { return [UIColor colorWithDynamicProvider:^UIColor *_Nonnull(UITraitCollection *_Nonnull traitCollection) { if (traitCollection.userInterfaceStyle == UIUserInterfaceStyleDark) { #pragma clang diagnostic pop return darkColor; } else { return lightColor; } }]; } else { return lightColor; } } + (UIImage *)snapshotWithView:(UIView *)view { UIGraphicsBeginImageContextWithOptions(view.bounds.size, NO, [UIScreen mainScreen].scale); [view.layer renderInContext:UIGraphicsGetCurrentContext()]; UIImage *image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); return image; } + (UIImage *)makeQRCodeForString:(NSString *)string { NSString *text = string; NSData *stringData = [text dataUsingEncoding: NSUTF8StringEncoding]; //生成 CIFilter *qrFilter = [CIFilter filterWithName:@"CIQRCodeGenerator"]; [qrFilter setValue:stringData forKey:@"inputMessage"]; [qrFilter setValue:@"M" forKey:@"inputCorrectionLevel"]; //二维码颜色 UIColor *onColor = [UIColor whiteColor]; UIColor *offColor = [UIColor blackColor]; //上色，如果只要白底黑块的QRCode可以跳过这一步 CIFilter *colorFilter = [CIFilter filterWithName:@"CIFalseColor" keysAndValues: @"inputImage",qrFilter.outputImage, @"inputColor0",[CIColor colorWithCGColor:onColor.CGColor], @"inputColor1",[CIColor colorWithCGColor:offColor.CGColor], nil]; //绘制 CIImage *qrImage = colorFilter.outputImage; CGSize size = CGSizeMake(300, 300); CGImageRef cgImage = [[CIContext contextWithOptions:nil] createCGImage:qrImage fromRect:qrImage.extent]; UIGraphicsBeginImageContext(size); CGContextRef context = UIGraphicsGetCurrentContext(); CGContextSetInterpolationQuality(context, kCGInterpolationNone); CGContextScaleCTM(context, 1.0, -1.0);//生成的QRCode就是上下颠倒的,需要翻转一下 CGContextDrawImage(context, CGContextGetClipBoundingBox(context), cgImage); UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); CGImageRelease(cgImage); return [UIImage imageWithCIImage:qrImage]; } // 截取当前屏幕 ,返回截取到的图片 + (UIImage *)imageWithScreenshot { CGSize imageSize = CGSizeZero; UIInterfaceOrientation orientation = [UIApplication sharedApplication].statusBarOrientation; if (UIInterfaceOrientationIsPortrait(orientation)) { // imageSize = [UIScreen mainScreen].bounds.size; imageSize = CGSizeMake([UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height - [self getStatusHeight]); } else { imageSize = CGSizeMake([UIScreen mainScreen].bounds.size.height, [UIScreen mainScreen].bounds.size.width); } // 绘制上下文 UIGraphicsBeginImageContextWithOptions(imageSize, NO, 0); CGContextRef context = UIGraphicsGetCurrentContext(); for (UIWindow *window in [[UIApplication sharedApplication] windows]) { CGContextSaveGState(context); CGContextTranslateCTM(context, window.center.x, window.center.y - [self getStatusHeight]); CGContextConcatCTM(context, window.transform); CGContextTranslateCTM(context, -window.bounds.size.width * window.layer.anchorPoint.x, -(window.bounds.size.height + [self getStatusHeight] ) * window.layer.anchorPoint.y); if (orientation == UIInterfaceOrientationLandscapeLeft) { CGContextRotateCTM(context, M_PI_2); CGContextTranslateCTM(context, 0, -imageSize.width); } else if (orientation == UIInterfaceOrientationLandscapeRight) { CGContextRotateCTM(context, -M_PI_2); CGContextTranslateCTM(context, -imageSize.height, 0); } else if (orientation == UIInterfaceOrientationPortraitUpsideDown) { CGContextRotateCTM(context, M_PI); CGContextTranslateCTM(context, -imageSize.width, -imageSize.height); } if ([window respondsToSelector:@selector(drawViewHierarchyInRect:afterScreenUpdates:)]) { [window drawViewHierarchyInRect:CGRectMake(0, [self getStatusHeight], window.bounds.size.width, window.bounds.size.height - [self getStatusHeight]) afterScreenUpdates:YES]; } else { [window.layer renderInContext:context]; } CGContextRestoreGState(context); } UIImage *image = UIGraphicsGetImageFromCurrentImageContext(); UIGraphicsEndImageContext(); NSData *imageData = UIImagePNGRepresentation(image); return [UIImage imageWithData:imageData]; } /// 顶部状态栏高度（包括安全区） + (CGFloat)getStatusHeight { if (@available(iOS 13.0, *)) { NSSet *set = [UIApplication sharedApplication].connectedScenes; UIWindowScene *windowScene = [set anyObject]; UIStatusBarManager *statusBarManager = windowScene.statusBarManager; return statusBarManager.statusBarFrame.size.height; } else { return [UIApplication sharedApplication].statusBarFrame.size.height; } } @end