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Ali
2020-11-26 23:24:56 +04:00
parent f06925ad22
commit 9661b1fae6
5 changed files with 85 additions and 41 deletions
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26
submodules/Display/Source/UIKitUtils.swift
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@@ -242,13 +242,25 @@ public extension UIColor {
func interpolateTo(_ color: UIColor, fraction: CGFloat) -> UIColor? {
let f = min(max(0, fraction), 1)
guard let c1 = self.cgColor.components, let c2 = color.cgColor.components else { return nil }
let r: CGFloat = CGFloat(c1[0] + (c2[0] - c1[0]) * f)
let g: CGFloat = CGFloat(c1[1] + (c2[1] - c1[1]) * f)
let b: CGFloat = CGFloat(c1[2] + (c2[2] - c1[2]) * f)
let a: CGFloat = CGFloat(c1[3] + (c2[3] - c1[3]) * f)
return UIColor(red: r, green: g, blue: b, alpha: a)
var r1: CGFloat = 0.0
var r2: CGFloat = 0.0
var g1: CGFloat = 0.0
var g2: CGFloat = 0.0
var b1: CGFloat = 0.0
var b2: CGFloat = 0.0
var a1: CGFloat = 0.0
var a2: CGFloat = 0.0
if self.getRed(&r1, green: &g1, blue: &b1, alpha: &a1) &&
color.getRed(&r2, green: &g2, blue: &b2, alpha: &a2) {
let r: CGFloat = CGFloat(r1 + (r2 - r1) * f)
let g: CGFloat = CGFloat(g1 + (g2 - g1) * f)
let b: CGFloat = CGFloat(b1 + (b2 - b1) * f)
let a: CGFloat = CGFloat(a1 + (a2 - a1) * f)
return UIColor(red: r, green: g, blue: b, alpha: a)
} else {
return self
}
}
private var colorComponents: (r: Int32, g: Int32, b: Int32) {