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macos: add necessary functions for variation axes querying

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This commit is contained in:
Mitchell Hashimoto
2023-08-25 22:24:45 -07:00
parent decdf49a2b
commit fb0f80f9ca
2 changed files with 38 additions and 1 deletions
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2
pkg/macos/foundation/array.zig
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@ -24,7 +24,7 @@ pub const Array = opaque {
/// constness so that further API calls work correctly. The Foundation
/// API doesn't properly mark things const/non-const.
pub fn getValueAtIndex(self: *Array, comptime T: type, idx: usize) *T {
return @ptrCast(CFArrayGetValueAtIndex(self, idx));
return @ptrCast(@alignCast(CFArrayGetValueAtIndex(self, idx)));
}
pub extern "c" fn CFArrayCreate(

37
pkg/macos/text/font_descriptor.zig
View File

@ -75,6 +75,9 @@ pub const FontAttribute = enum {
downloadable,
downloaded,
// https://developer.apple.com/documentation/coretext/core_text_constants?language=objc
variation_axes,
pub fn key(self: FontAttribute) *foundation.String {
return @as(*foundation.String, @ptrFromInt(@intFromPtr(switch (self) {
.url => c.kCTFontURLAttribute,
@ -101,6 +104,7 @@ pub const FontAttribute = enum {
.enabled => c.kCTFontEnabledAttribute,
.downloadable => c.kCTFontDownloadableAttribute,
.downloaded => c.kCTFontDownloadedAttribute,
.variation_axes => c.kCTFontVariationAxesAttribute,
})));
}
@ -130,6 +134,7 @@ pub const FontAttribute = enum {
.enabled => *foundation.Number,
.downloadable => *anyopaque, // CFBoolean
.downloaded => *anyopaque, // CFBoolean
.variation_axes => ?*foundation.Array,
};
}
};
@ -159,6 +164,38 @@ pub const FontTraitKey = enum {
}
};
// https://developer.apple.com/documentation/coretext/ctfont/font_variation_axis_dictionary_keys?language=objc
pub const FontVariationAxisKey = enum {
identifier,
minimum_value,
maximum_value,
default_value,
name,
hidden,
pub fn key(self: FontVariationAxisKey) *foundation.String {
return @as(*foundation.String, @ptrFromInt(@intFromPtr(switch (self) {
.identifier => c.kCTFontVariationAxisIdentifierKey,
.minimum_value => c.kCTFontVariationAxisMinimumValueKey,
.maximum_value => c.kCTFontVariationAxisMaximumValueKey,
.default_value => c.kCTFontVariationAxisDefaultValueKey,
.name => c.kCTFontVariationAxisNameKey,
.hidden => c.kCTFontVariationAxisHiddenKey,
})));
}
pub fn Value(comptime self: FontVariationAxisKey) type {
return switch (self) {
.identifier => foundation.Number,
.minimum_value => foundation.Number,
.maximum_value => foundation.Number,
.default_value => foundation.Number,
.name => foundation.String,
.hidden => foundation.Number,
};
}
};
pub const FontSymbolicTraits = packed struct(u32) {
italic: bool = false,
bold: bool = false,