pkg/macos: CGColorSpace

pkg/macos/graphics.zig

@@ -1,4 +1,5 @@
 pub const c = @import("graphics/c.zig");
+pub usingnamespace @import("graphics/color_space.zig");
 pub usingnamespace @import("graphics/font.zig");
 
 test {

pkg/macos/graphics/color_space.zig

@@ -0,0 +1,24 @@
+const std = @import("std");
+const assert = std.debug.assert;
+const Allocator = std.mem.Allocator;
+const c = @import("c.zig");
+
+pub const ColorSpace = opaque {
+    pub fn createDeviceGray() Allocator.Error!*ColorSpace {
+        return @intToPtr(
+            ?*ColorSpace,
+            @ptrToInt(c.CGColorSpaceCreateDeviceGray()),
+        ) orelse Allocator.Error.OutOfMemory;
+    }
+
+    pub fn release(self: *ColorSpace) void {
+        c.CGColorSpaceRelease(@ptrCast(c.CGColorSpaceRef, self));
+    }
+};
+
+test {
+    //const testing = std.testing;
+
+    const space = try ColorSpace.createDeviceGray();
+    defer space.release();
+}