DXToastWindowController.m

#import "common.h"
#import "DXToastWindowController.h"

@implementation DXToastWindow
- (BOOL)_ignoresHitTest{
	return YES;
}

+ (BOOL)_isSecure{
	return YES;
}
@end

static int kWidth = 40;
static int kHeight = 15;
static float kPosition = 0;
static CGAffineTransform newTransform;

static void orientationChanged(){
	[[DXToastWindowController sharedInstance] orientationChanged];
}

@implementation DXToastWindowController
@synthesize toastWindow, label, backView, content;

+ (instancetype)sharedInstance {
	static dispatch_once_t once = 0;
	__strong static id sharedInstance = nil;
	dispatch_once(&once, ^{
		sharedInstance = [self new];
	});
	return sharedInstance;
}

- (instancetype)init {
	if ((self = [super init])) {
		_messagingCenter = [CPDistributedMessagingCenter centerNamed:kIPCCenterToast];
		rocketbootstrap_distributedmessagingcenter_apply(_messagingCenter);
		
		[_messagingCenter runServerOnCurrentThread];
		[_messagingCenter registerForMessageName:@"showToastRequest" target:self selector:@selector(showToastRequest:withUserInfo:)];
		
		CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(), NULL, (CFNotificationCallback)&orientationChanged, CFSTR("com.apple.springboard.screenchanged"), NULL, 0);
		CFNotificationCenterAddObserver(CFNotificationCenterGetLocalCenter(), NULL, (CFNotificationCallback)&orientationChanged, CFSTR("UIWindowDidRotateNotification"), NULL, CFNotificationSuspensionBehaviorCoalesce);
	}
	return self;
}

-(void)dismissToastWithDelay{
	[UIView animateWithDuration:0.2 animations:^{
		self.toastWindow.alpha = 0.0;
	} completion:^(BOOL finished){
		[self.toastWindow setHidden:YES];
	}];
}

-(NSDictionary *)updateToastXY{
	int xLoc;
	int yLoc;
	UIDeviceOrientation orientation = [[UIApplication sharedApplication] _frontMostAppOrientation];
	float kScreenW = [[UIScreen mainScreen] bounds].size.width;
	float kScreenH = [[UIScreen mainScreen] bounds].size.height;
	
	float position = kPosition;
	
#define DegreesToRadians(degrees) (degrees * M_PI / 180)
	switch (orientation) {
		case UIDeviceOrientationLandscapeRight: {
			yLoc = (kScreenW/2)-(kWidth/2);
			xLoc = (kScreenH*position);
			newTransform = CGAffineTransformMakeRotation(-DegreesToRadians(90));
			break;
		}
		case UIDeviceOrientationLandscapeLeft: {
			yLoc = (kScreenW/2)-(kWidth/2);
			xLoc = kScreenH-(kScreenH*position);
			newTransform = CGAffineTransformMakeRotation(DegreesToRadians(90));
			break;
		}
		case UIDeviceOrientationPortraitUpsideDown: {
			yLoc = (kHeight/2)-(kScreenH*position);
			xLoc = (kScreenW/2)-(kWidth/2);
			newTransform = CGAffineTransformMakeRotation(DegreesToRadians(180));
			break;
		}
		case UIDeviceOrientationPortrait:
		default: {
			yLoc = (kScreenH*position);
			xLoc = (kScreenW/2)-(kWidth/2);
			newTransform = CGAffineTransformMakeRotation(DegreesToRadians(0));
			break;
		}
	}
	return @{@"kLocX":[NSNumber numberWithInt:xLoc],@"kLocY":[NSNumber numberWithInt:yLoc]};
}

- (NSDictionary *)orientationChanged
{
	//if (![toastWindow isHidden]){
	NSDictionary *transformation = [self updateToastXY];
	
	if (![toastWindow isHidden]){
		[UIView animateWithDuration:0.3f animations:^{
			[toastWindow setTransform:newTransform];
			CGRect frame = toastWindow.frame;
			frame.origin.y = [transformation[@"kLocY"] intValue];
			frame.origin.x = [transformation[@"kLocX"] intValue];
			toastWindow.frame = frame;
		} completion:nil];
	}else{
		[toastWindow setTransform:newTransform];
		CGRect frame = toastWindow.frame;
		frame.origin.y = [transformation[@"kLocY"] intValue];
		frame.origin.x = [transformation[@"kLocX"] intValue];
		toastWindow.frame = frame;
	}
	return transformation;
	//}
}



-(void)presentToastWindowWithMessage:(NSString *)kMessage width:(int)kWidth height:(int)kHeight x:(int)kLocX y:(int)kLocY alpha:(float)kAlpha radius:(float)kRadius backgroundColor:(UIColor *)kColor textColor:(UIColor *)kColorLabel numberOfLines:(int)kLines imagePath:(NSString *)kImagePath imageTint:(UIColor *)kImageTint displayType:(int)kDisplayType{
	if(self) {
		//float kScreenW = [[UIScreen mainScreen] bounds].size.width;
		//float kScreenH = [[UIScreen mainScreen] bounds].size.height;
		
		toastWindow = [[DXToastWindow alloc] initWithFrame:CGRectMake(kLocX, kLocY, kWidth, kHeight)];
		toastWindow.windowLevel = 2000;
		[toastWindow setHidden:YES];
		toastWindow.alpha = kAlpha;
		[toastWindow _setSecure:YES];
		[toastWindow setUserInteractionEnabled:NO];
		toastWindow.layer.cornerRadius = kRadius;
		toastWindow.layer.masksToBounds = YES;
		toastWindow.layer.shouldRasterize  = NO;
		
		backView = [UIView new];
		backView.frame = CGRectMake(0, 0, toastWindow.frame.size.width, toastWindow.frame.size.height);
		backView.backgroundColor = kColor;
		backView.alpha = kAlpha;
		[(UIView *)toastWindow addSubview:backView];
		
		content = [UIView new];
		content.alpha = 0.9f;
		content.frame = CGRectMake(4, 0, toastWindow.frame.size.width-8, toastWindow.frame.size.height);
		label = [[UILabel alloc]initWithFrame:CGRectMake(0, 0, content.frame.size.width, content.frame.size.height)];
		label.numberOfLines = kLines;
		label.textColor = kColorLabel;
		label.baselineAdjustment = YES;
		label.adjustsFontSizeToFitWidth = YES;
		//label.adjustsLetterSpacingToFitWidth = YES;
		label.textAlignment = NSTextAlignmentCenter;
		label.text = kMessage;
		[content addSubview:label];
		
		if (kDisplayType == 1){
			[(UIView *)toastWindow addSubview:content];
		}else{
			UIImage *toastImage;
			if (@available(iOS 13.0, *)){
				if ([kImagePath containsString:@"CUSTOM_"]){
					NSString *customImagePath = [kImagePath stringByReplacingOccurrencesOfString:@"CUSTOM_" withString:@""];
					toastImage = [[UIImage imageWithContentsOfFile:customImagePath] imageWithTintColor:kImageTint];
				}else{
					toastImage = [UIImage systemImageNamed:kImagePath];
				}
			}else{
				if ([kImagePath containsString:@"CUSTOM_"]){
					NSString *customImagePath = [kImagePath stringByReplacingOccurrencesOfString:@"CUSTOM_" withString:@""];
					toastImage = [[UIImage imageWithContentsOfFile:customImagePath] imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
				}else{
					toastImage = [UIImage imageNamed:kImagePath inBundle:[NSBundle bundleWithPath:@"/System/Library/PrivateFrameworks/UIKitCore.framework/Artwork.bundle"] compatibleWithTraitCollection:NULL];
				}
			}
			UIImageView *image = [[UIImageView alloc]initWithFrame:CGRectMake(4, 4, toastWindow.frame.size.width-8, toastWindow.frame.size.height-8)];
			image.image = toastImage;
			image.tintColor = kImageTint;
			[(UIView *)toastWindow addSubview:image];
		}
		
		
	}
}


-(BOOL)_ignoresHitTest {
	return YES;
}

-(UIColor *)convertStringToColor:(NSString *)colorname{
	CIColor *coreColor = [CIColor colorWithString:colorname];
	UIColor *color = [UIColor colorWithRed:coreColor.red green:coreColor.green blue:coreColor.blue alpha:coreColor.alpha];
	return color;
}

- (NSDictionary *)showToastRequest:(NSString *)name withUserInfo:(NSDictionary *)userInfo{
	int kLocX = 0;
	int kLocY = 0;
	float kAlpha = [[userInfo objectForKey:@"alpha"] floatValue];
	float kRadius = [[userInfo objectForKey:@"radius"] floatValue];
	int kLines = 1;
	kWidth = [[userInfo objectForKey:@"width"] intValue];
	kHeight = [[userInfo objectForKey:@"height"] intValue];
	kPosition = [[userInfo objectForKey:@"position"] floatValue];
	NSString *kImagePath = [userInfo objectForKey:@"imagepath"];
	NSString *kMessage = [userInfo objectForKey:@"message"];
	UIColor *kColorLabel = [self convertStringToColor:[userInfo objectForKey:@"textColor"]];
	UIColor *kColor = [self convertStringToColor:[userInfo objectForKey:@"backgroundColor"]];
	UIColor *kImageTint = [self convertStringToColor:[userInfo objectForKey:@"imagetint"]];
	double t = [[userInfo objectForKey:@"duration"] doubleValue];
	int kDisplayType = [[userInfo objectForKey:@"displayType"] intValue];
	
	[self presentToastWindowWithMessage:(NSString *)kMessage width:kWidth height:kHeight x:kLocX y:kLocY alpha:kAlpha radius:kRadius backgroundColor:kColor textColor:kColorLabel numberOfLines:kLines imagePath:kImagePath imageTint:kImageTint displayType:kDisplayType];
	[self orientationChanged];
	[toastWindow setHidden:NO];
	
	[UIView animateWithDuration:0.2 animations:^{
		toastWindow.alpha = 1.0;
	} completion:nil];
	
	
	[NSObject cancelPreviousPerformRequestsWithTarget:self selector:@selector(dismissToastWithDelay) object:self];
	[self performSelector:@selector(dismissToastWithDelay) withObject:self afterDelay:t];
	return nil;
}
@end