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const std = @import("std");
const assert = std.debug.assert;
const Allocator = std.mem.Allocator;
const foundation = @import("../foundation.zig");
const graphics = @import("../graphics.zig");
const text = @import("../text.zig");
const c = @import("c.zig").c;
// https://developer.apple.com/documentation/coretext/ctparagraphstyle?language=objc
pub const ParagraphStyle = opaque {
pub fn create(
settings: []const ParagraphStyleSetting,
) Allocator.Error!*ParagraphStyle {
return @ptrCast(@constCast(c.CTParagraphStyleCreate(
@ptrCast(settings.ptr),
settings.len,
)));
}
pub fn release(self: *ParagraphStyle) void {
foundation.CFRelease(self);
}
};
/// https://developer.apple.com/documentation/coretext/ctparagraphstylesetting?language=objc
pub const ParagraphStyleSetting = extern struct {
spec: ParagraphStyleSpecifier,
value_size: usize,
value: *const anyopaque,
};
/// https://developer.apple.com/documentation/coretext/ctparagraphstylespecifier?language=objc
pub const ParagraphStyleSpecifier = enum(c_uint) {
base_writing_direction = 13,
};
/// https://developer.apple.com/documentation/uikit/nswritingdirectionattributename?language=objc
pub const WritingDirection = enum(c_int) {
natural = -1,
ltr = 0,
rtl = 1,
lro = 2,
rlo = 3,
};
test ParagraphStyle {
const p = try ParagraphStyle.create(&.{});
defer p.release();
}
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