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Merge 319647d537 into 3eefa464ee

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Admir Šaheta 2025-01-02 11:40:22 +00:00 • committed by GitHub
commit cac988ad43
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1 changed files with 39 additions and 42 deletions
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81
Libraries/LibGfx/Color.swift
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@ -2,18 +2,11 @@
* Copyright (c) 2024, Andrew Kaster <andrew@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
*/
import AK
@_exported import GfxCxx
// FIXME: Do this without extending String with an index operation that was explicitly deleted :^)
extension Swift.String {
subscript(_ index: Int) -> Character {
return self[self.index(self.startIndex, offsetBy: index)]
}
}
private func hexNibbleToUInt8(_ nibble: Character) -> UInt8? {
guard nibble.isHexDigit else {
return nil
@ -41,49 +34,53 @@ public func parseHexString(_ rawString: AK.StringView) -> [Gfx.Color] {
switch string.count {
case 4:
let r = hexNibbleToUInt8(string[1])
let g = hexNibbleToUInt8(string[2])
let b = hexNibbleToUInt8(string[3])
guard r != nil && g != nil && b != nil else {
guard let r = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 1)]),
let g = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 2)]),
let b = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 3)]) else {
return []
}
return [Gfx.Color(r! * 17, g! * 17, b! * 17)]
return [Gfx.Color(r * 17, g * 17, b * 17)]
case 5:
let r = hexNibbleToUInt8(string[1])
let g = hexNibbleToUInt8(string[2])
let b = hexNibbleToUInt8(string[3])
let a = hexNibbleToUInt8(string[4])
guard r != nil && g != nil && b != nil && a != nil else {
guard let r = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 1)]),
let g = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 2)]),
let b = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 3)]),
let a = hexNibbleToUInt8(string[string.index(string.startIndex, offsetBy: 4)]) else {
return []
}
return [Gfx.Color(r! * 17, g! * 17, b! * 17, a! * 17)]
case 6: return []
return [Gfx.Color(r * 17, g * 17, b * 17, a * 17)]
case 6:
return []
case 7:
let r = hexNibblesToUInt8(string[1], string[2])
let g = hexNibblesToUInt8(string[3], string[4])
let b = hexNibblesToUInt8(string[5], string[6])
guard r != nil && g != nil && b != nil else {
guard let r = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 1)],
string[string.index(string.startIndex, offsetBy: 2)]),
let g = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 3)],
string[string.index(string.startIndex, offsetBy: 4)]),
let b = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 5)],
string[string.index(string.startIndex, offsetBy: 6)]) else {
return []
}
return [Gfx.Color(r!, g!, b!, UInt8(255))]
case 8: return []
return [Gfx.Color(r, g, b, 255)]
case 8:
return []
case 9:
let r = hexNibblesToUInt8(string[1], string[2])
let g = hexNibblesToUInt8(string[3], string[4])
let b = hexNibblesToUInt8(string[5], string[6])
let a = hexNibblesToUInt8(string[7], string[8])
guard r != nil && g != nil && b != nil && a != nil else {
guard let r = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 1)],
string[string.index(string.startIndex, offsetBy: 2)]),
let g = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 3)],
string[string.index(string.startIndex, offsetBy: 4)]),
let b = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 5)],
string[string.index(string.startIndex, offsetBy: 6)]),
let a = hexNibblesToUInt8(string[string.index(string.startIndex, offsetBy: 7)],
string[string.index(string.startIndex, offsetBy: 8)]) else {
return []
}
return [Gfx.Color(r!, g!, b!, a!)]
default: return []
return [Gfx.Color(r, g, b, a)]
default:
return []
}
}
}