To get a random image from your QuoteImages array you have to first get a random value and then request that from your array let randomValue = arc4random_uniform(10)+1 let randomImage = QuoteImages[randomValue] solved Cannot Assign Value of type ‘UIImage?’ to type ‘[UIImage]’ when generating a random image
You are looking for Map Overlay MKOverlayView. Check these tutorials: Overlay View Image Overlay Creating overlay Creating a MKOverlayView Create a subclass of MKOverlayView like: .h #import #import @interface MapOverlayView : MKOverlayView { } @end .m #import “MapOverlayView.h” @implementation MapOverlayView – (void)drawMapRect:(MKMapRect)mapRect zoomScale:(MKZoomScale)zoomScale inContext:(CGContextRef)ctx { UIImage *image = [UIImage imageNamed:@”yourImage.png”]; CGImageRef imageReference = image.CGImage; MKMapRect … Read more
From your question I understand that you need to change the image on each button click. If I’m correct then change the changenext method like: -(IBAction)changenext { static int j = 0; if (j > 10) { j = 0; } [self Readthesqlitefile:j]; j++; } The above method will change the image on each button … Read more
Here’s how you can resize the image while preserving its aspect ratio. The code below is from a category for UIImage: + (UIImage*)imageWithImage:(UIImage *)image scaledToSize:(CGSize)newSize { float heightToWidthRatio = image.size.height / image.size.width; float scaleFactor = 1; if(heightToWidthRatio > 0) { scaleFactor = newSize.height / image.size.height; } else { scaleFactor = newSize.width / image.size.width; } CGSize … Read more
To overlay one image over another in a single image, make an image graphics context, draw the first image, then draw the second image, and now extract the resulting image which now contains both of them (and close the graphics context). 1 solved UIImage adding image as subView [closed]