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12345678910111213141516171819202122232425262728const std = @import("std");const c = @import("c.zig").c;const Font = @import("font.zig").Font;const Buffer = @import("buffer.zig").Buffer;const Feature = @import("common.zig").Feature;
/// Shapes buffer using font turning its Unicode characters content to/// positioned glyphs. If features is not NULL, it will be used to control/// the features applied during shaping. If two features have the same tag/// but overlapping ranges the value of the feature with the higher index/// takes precedence.pub fn shape(font: Font, buf: Buffer, features: ?[]const Feature) void { const hb_feats: [*c]const c.hb_feature_t = feats: { if (features) |fs| { if (fs.len > 0) break :feats @ptrCast(fs.ptr); }
break :feats null; };
c.hb_shape( font.handle, buf.handle, hb_feats, if (features) |f| @intCast(f.len) else 0, );}