iphone - Making font colour negative to the background. iOS -


i want make text in uilabel appear of color negative background placed on.

i placing label on web view, , want label of negative colour background no matter colour (when web view scrolled) below text, visible in negative colour.

thank you.

i don't recommend because scrolling part of webview won't smooth calculations in it. suggest set background imageview label , set image negative color font color imageview


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