macos: frames, attributed strings, stylized strings

pkg/macos/foundation/attributed_string.zig

@@ -5,7 +5,27 @@ const foundation = @import("../foundation.zig");
 const text = @import("../text.zig");
 const c = @import("c.zig");
 
-pub const AttributedString = opaque {};
+pub const AttributedString = opaque {
+    pub fn release(self: *AttributedString) void {
+        foundation.CFRelease(self);
+    }
+
+    pub fn getLength(self: *AttributedString) usize {
+        return @intCast(
+            usize,
+            c.CFAttributedStringGetLength(@ptrCast(c.CFAttributedStringRef, self)),
+        );
+    }
+
+    pub fn getString(self: *AttributedString) *foundation.String {
+        return @intToPtr(
+            *foundation.String,
+            @ptrToInt(
+                c.CFAttributedStringGetString(@ptrCast(c.CFAttributedStringRef, self)),
+            ),
+        );
+    }
+};
 
 pub const MutableAttributedString = opaque {
     pub fn create(cap: usize) Allocator.Error!*MutableAttributedString {

pkg/macos/text.zig

@@ -4,6 +4,7 @@ pub usingnamespace @import("text/font_descriptor.zig");
 pub usingnamespace @import("text/font_manager.zig");
 pub usingnamespace @import("text/frame.zig");
 pub usingnamespace @import("text/framesetter.zig");
+pub usingnamespace @import("text/stylized_strings.zig");
 
 test {
     @import("std").testing.refAllDecls(@This());

pkg/macos/text/frame.zig

@@ -22,6 +22,13 @@ pub const Frame = opaque {
             @ptrCast(*c.CGPoint, points.ptr),
         );
     }
+
+    pub fn getLines(self: *Frame) *foundation.Array {
+        return @intToPtr(
+            *foundation.Array,
+            @ptrToInt(c.CTFrameGetLines(@ptrCast(c.CTFrameRef, self))),
+        );
+    }
 };
 
 test {

pkg/macos/text/stylized_strings.zig

@@ -0,0 +1,12 @@
+const foundation = @import("../foundation.zig");
+const c = @import("c.zig");
+
+pub const StringAttribute = enum {
+    font,
+
+    pub fn key(self: StringAttribute) *foundation.String {
+        return @intToPtr(*foundation.String, @ptrToInt(switch (self) {
+            .font => c.kCTFontAttributeName,
+        }));
+    }
+};