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How to get ImageView Pixel UIColor in iOS
How to get ImageView Pixel UIColor in iOS
Hi,
This is a code to get the particular CGPoint pixel UIColor in UIImageView in iOS
USE THIS CODE
- (UIColor *)colorAtPoint:(CGPoint)pixelPoint { if (pixelPoint.x > self.ImageView.frame.size.width || pixelPoint.y > self.ImageView.frame.size.height) { return nil; } CGDataProviderRef provider = CGImageGetDataProvider(self.ImageView.image.CGImage); CFDataRef…
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Use the following: NSStringFromCGPoint(), NSStringFromCGRect(), and NSStringFromCGSize()
You'll get an error using %@ with CGPoint or CGSize, the key is that %@ expects an NSString, so just use the converting functions NSStringFromPoint() or NSStringFromCGSize() Examples NSLog(@"%@", NSStringFromCGPoint(point)); NSLog(@"%@",NSStringFromCGSize(sizeOfSomething));
Debugging CG structures
CGPoint myPoint;
...
NSLog(@"%@", CGPointFromString(myPoint));
Also:
CGRectFromString(myRect);
CGSizeFromString(mySize);
