feat(color): enable CGColor APIs across platforms

Sources/OpenSwiftUICore/Graphic/Color/CGColorConversions.swift

@@ -6,9 +6,7 @@
 //  Status: Blocked by ResolvedGradient
 //  ID: A45C110C8134A7DB30776EFC6CE1E8A6 (SwiftUICore)
 
-#if canImport(Darwin)
-
-public import CoreGraphics
+public import OpenCoreGraphicsShims
 
 // MARK: - CGColor + Color
 
@@ -103,5 +101,3 @@ extension Color.Resolved {
 //    get
 //  }
 //}
-
-#endif

Sources/OpenSwiftUICore/Graphic/Color/Color.swift

@@ -7,9 +7,7 @@
 //  ID: 3A792CB70CFCF892676D7ADF8BCA260F (SwiftUICore)
 
 import Foundation
-#if canImport(Darwin)
-public import CoreGraphics
-#endif
+public import OpenCoreGraphicsShims
 
 // MARK: - Color
 
@@ -99,7 +97,6 @@ public struct Color: Hashable, CustomStringConvertible, Sendable {
         provider.resolve(in: environment)
     }
 
-    #if canImport(Darwin)
     /// A Core Graphics representation of the color, if available.
     ///
     /// You can get a
@@ -113,10 +110,9 @@ public struct Color: Hashable, CustomStringConvertible, Sendable {
     /// color, this property is `nil`. To evaluate all types of colors, use the
     /// `resolve(in:)` method.
     @available(*, deprecated, renamed: "resolve(in:)")
-    public var cgColor: CoreGraphics.CGColor? {
+    public var cgColor: CGColor? {
         provider.staticColor
     }
-    #endif
 
     /// Hashes the essential components of the color by feeding them into the
     /// given hash function.
@@ -157,9 +153,7 @@ package protocol ColorProvider: Hashable {
 
     func apply(color: Color, to shape: inout _ShapeStyle_Shape)
 
-    #if canImport(Darwin)
     var staticColor: CGColor? { get }
-    #endif
 
     var kitColor: AnyObject? { get }
 
@@ -169,9 +163,7 @@ package protocol ColorProvider: Hashable {
 }
 
 extension ColorProvider {
-    #if canImport(Darwin)
     package var staticColor: CGColor? { nil }
-    #endif
 
     package var kitColor: AnyObject? { nil }
 
@@ -217,9 +209,7 @@ package class AnyColorBox: AnyShapeStyleBox, @unchecked Sendable {
 
     package func resolve(in environment: EnvironmentValues) -> Color.Resolved { _openSwiftUIBaseClassAbstractMethod() }
     package func apply(color: Color, to shape: inout _ShapeStyle_Shape) { _openSwiftUIBaseClassAbstractMethod() }
-    #if canImport(Darwin)
     package var staticColor: CGColor? { _openSwiftUIBaseClassAbstractMethod() }
-    #endif
     package var kitColor: AnyObject? { _openSwiftUIBaseClassAbstractMethod() }
     package func hash(into hasher: inout Hasher) { _openSwiftUIBaseClassAbstractMethod() }
     package var description: String { _openSwiftUIBaseClassAbstractMethod() }
@@ -256,11 +246,9 @@ private final class ColorBox<P>: AnyColorBox, @unchecked Sendable where P: Color
         base.apply(color: color, to: &shape)
     }
 
-    #if canImport(Darwin)
     override var staticColor: CGColor? {
         base.staticColor
     }
-    #endif
 
     override var kitColor: AnyObject? {
         base.kitColor

Sources/OpenSwiftUICore/Graphic/Color/ConstantColor.swift

@@ -7,6 +7,7 @@
 //  ID: 7C95FE02C0C9104041ABD4890B043CBE (SwiftUICore)
 
 import Foundation
+import OpenCoreGraphicsShims
 import OpenSwiftUI_SPI
 
 // MARK: - Color.Resolved
@@ -93,11 +94,9 @@ private struct ResolvedColorProvider: ColorProvider {
         color
     }
 
-    #if canImport(Darwin)
     var staticColor: CGColor? {
         color.cgColor
     }
-    #endif
 
     var colorDescription: String {
         let linearRed = color.linearRed
@@ -281,9 +280,7 @@ extension Color.Resolved {
 
 extension Color {
     struct DisplayP3: ColorProvider {
-        #if canImport(Darwin)
         private static let p3ColorSpace = CGColorSpace(name: CGColorSpace.displayP3)!
-        #endif
 
         let red: CGFloat
         let green: CGFloat
@@ -294,12 +291,10 @@ extension Color {
             Color.Resolved(displayP3Red: Float(red), green: Float(green), blue: Float(blue), opacity: opacity)
         }
 
-        #if canImport(Darwin)
         var staticColor: CGColor? {
             var components: [CGFloat] = [red, green, blue, CGFloat(opacity)]
             return CGColor(colorSpace: Self.p3ColorSpace, components: &components)
         }
-        #endif
     }
 }
 

Sources/OpenSwiftUICore/Graphic/Color/ModifiedColor.swift

@@ -6,10 +6,8 @@
 //  ID: B495DF025D9B78431A787E266E7D8FB1 (SwiftUI)
 //  ID: F28C5F7FF836E967BAC87540A3CB4F65 (SwiftUICore)
 
-#if canImport(Darwin)
-import CoreGraphics
 import Foundation
-#endif
+import OpenCoreGraphicsShims
 import OpenSwiftUI_SPI
 
 @available(OpenSwiftUI_v1_0, *)
@@ -25,14 +23,12 @@ extension Color {
             base.provider.resolve(in: environment).multiplyingOpacity(by: Float(opacity))
         }
 
-        #if canImport(Darwin)
         var staticColor: CGColor? {
             guard let baseStaticColor = base.provider.staticColor else {
                 return nil
             }
             return baseStaticColor.copy(alpha: opacity * baseStaticColor.alpha)!
         }
-        #endif
 
         var description: String {
             "\(Int(opacity * 100 + 0.5))% \(base)"
@@ -157,14 +153,12 @@ extension Color {
             return resolved
         }
 
-        #if canImport(Darwin)
         var staticColor: CGColor? {
             guard let baseStaticColor = base.provider.staticColor else {
                 return nil
             }
             return baseStaticColor.copy(alpha: CGFloat(opacity))!
         }
-        #endif
     }
 
     public func _settingOpacity(_ opacity: Double) -> Color {

Sources/OpenSwiftUICore/Graphic/Color/RGBColorSpace.swift

@@ -6,9 +6,6 @@
 //  Status: Complete
 
 import Foundation
-#if canImport(Darwin)
-import CoreGraphics
-#endif
 
 extension Color {
     /// A profile that specifies how to interpret a color value for display.

Sources/OpenSwiftUICore/Render/DisplayList/DisplayListAsyncLayer.swift

@@ -94,11 +94,7 @@ extension DisplayList.ViewUpdater {
         static let keyPath = "backgroundColor"
 
         static func boxValue(_ value: Color.Resolved) -> NSObject {
-            #if canImport(Darwin)
             unsafeDowncast(value.cgColor, to: NSObject.self)
-            #else
-            _openSwiftUIPlatformUnimplementedFailure()
-            #endif
         }
     }
 
@@ -190,14 +186,10 @@ extension DisplayList.ViewUpdater {
         static let keyPath = "contentsMultiplyColor"
 
         static func boxValue(_ value: Color.Resolved?) -> NSObject {
-            #if canImport(Darwin)
             guard let value else {
                 return NSNull()
             }
             return unsafeDowncast(value.cgColor, to: NSObject.self)
-            #else
-            _openSwiftUIPlatformUnimplementedFailure()
-            #endif
         }
     }
 

Sources/OpenSwiftUICore/Shape/ShapeLayer.swift

@@ -367,11 +367,7 @@ extension DisplayList.ViewUpdater {
         static let keyPath = "shadowColor"
 
         static func boxValue(_ value: Color.Resolved) -> NSObject {
-            #if canImport(Darwin)
             unsafeDowncast(value.cgColor, to: NSObject.self)
-            #else
-            _openSwiftUIPlatformUnimplementedFailure()
-            #endif
         }
     }
 }

Sources/OpenSwiftUICore/Util/CoreGlue.swift

@@ -11,6 +11,7 @@ public import CoreText
 #endif
 @_spiOnly
 public import OpenAttributeGraphShims
+public import OpenCoreGraphicsShims
 import OpenSwiftUI_SPI
 
 // MARK: - CoreGlue
@@ -263,12 +264,12 @@ open class CoreGlue2: NSObject {
         _openSwiftUIBaseClassAbstractMethod()
     }
 
-    #if canImport(CoreText)
+    #if canImport(ObjectiveC)
     @objc(makeSummarySymbolHostIsOn:font:foregroundColor:)
+    #endif
     open func makeSummarySymbolHost(isOn: Bool, font: CTFont, foregroundColor: CGColor) -> AnyObject {
         _openSwiftUIBaseClassAbstractMethod()
     }
-    #endif
 
     #if canImport(Darwin)
     override dynamic public init() {