ghostty/pkg/imgui/font_atlas.zig
Mitchell Hashimoto 314f9287b1 Update Zig (#164)
* update zig

* pkg/fontconfig: clean up @as

* pkg/freetype,harfbuzz: clean up @as

* pkg/imgui: clean up @as

* pkg/macos: clean up @as

* pkg/pixman,utf8proc: clean up @as

* clean up @as

* lots more @as cleanup

* undo flatpak changes

* clean up @as
2023-06-30 12:15:31 -07:00

32 lines
886 B
Zig

const std = @import("std");
const c = @import("c.zig");
const imgui = @import("main.zig");
const Allocator = std.mem.Allocator;
pub const FontAtlas = opaque {
pub fn addFontFromMemoryTTF(
self: *FontAtlas,
data: []const u8,
size_px: f32,
) void {
// We never want the data to be copied by the Atlas, its not
// very Zig-like, so we just always set this to false.
var cfg = c.ImFontConfig_ImFontConfig();
cfg.*.FontDataOwnedByAtlas = false;
defer c.ImFontConfig_destroy(cfg);
_ = c.ImFontAtlas_AddFontFromMemoryTTF(
self.cval(),
@ptrFromInt(@intFromPtr(data.ptr)),
@intCast(data.len),
size_px,
cfg,
null,
);
}
pub inline fn cval(self: *FontAtlas) *c.ImFontAtlas {
return @ptrCast(@alignCast(self));
}
};