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Questions - cgimage

Covering a CALayer with a CGImage

I have a CGImage that I want to show in a CALayer. Setting the content and the gravity to the bottom-left works like expected. layer.contents = cgimage layer.contentsGravity = .bottomLeft Now I want...
test-img

tcurdt

swift

macos

calayer

appkit

cgimage

Votes: 0

Answers: 2

Latest Answer

I can show image fill. I think ur calyer of view is not center in parent view. let view = UIView.init(frame: self.view.bounds) self.view.addSubview(view) view.layer.contents = UIImage.init...
test-img

Leo Chen

How to crop the shape of an image out of a caShape layer,

I have a cashape layer which looks like this I have this P Image I want the center of the triangle to be see-through in the same shape of P image (or any image) kind of like this I have tried (amon...
test-img

Ungrace

ios

core-graphics

cashapelayer

cgimage

Votes: 0

Answers: 1

Latest Answer

Assuming your "P image (or any image)" has transparent (alpha) areas such as this (the P is surrounded by transparency): so it would look like this in a UIImageView: You can create an &quo...
test-img

DonMag

Force UIView to draw with specific scale (1 point = 1 pixel)

I'm doing a barcode printing feature, it generates a barcode view and then send the pixels data to the thermal printer. The process is below: Snapshot UIView with size 250x90 (points) to UIImage: le...
test-img

kientux

ios

uiview

uiimage

cgcontext

cgimage

Votes: 0

Answers: 0

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