Implement internal representation of Color.

This will help represent the component values of colors with respect to their colorspace

Frameworks/include/CGColorInternal.h

@@ -0,0 +1,40 @@
+//******************************************************************************
+//
+// Copyright (c) Microsoft. All rights reserved.
+//
+// This code is licensed under the MIT License (MIT).
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+//
+//******************************************************************************
+#pragma once
+
+#include <CoreGraphics/CGColor.h>
+
+struct __CGColorQuad {
+    CGFloat r;
+    CGFloat g;
+    CGFloat b;
+    CGFloat a;
+
+    bool operator==(const __CGColorQuad& other) const {
+        return (r == other.r) && (g == other.g) && (b == other.b) && (a == other.a);
+    }
+
+    void Clear() {
+        r = g = b = a = 0.0f;
+    }
+
+    void SetColorComponents(CGFloat red, CGFloat green, CGFloat blue, CGFloat alpha) {
+        r = red;
+        g = green;
+        b = blue;
+        a = alpha;
+    }
+};