From f0f2124949056e3008416dcd089766a2ef69a08b Mon Sep 17 00:00:00 2001
From: Nathan Reiner <nathan@nathanreiner.xyz>
Date: Wed, 27 Aug 2025 20:21:34 +0200
Subject: add wl.buffer and wl.surface

---
 src/wl/surface.zig | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 src/wl/surface.zig

(limited to 'src/wl/surface.zig')

diff --git a/src/wl/surface.zig b/src/wl/surface.zig
new file mode 100644
index 0000000..7b5116e
--- /dev/null
+++ b/src/wl/surface.zig
@@ -0,0 +1,105 @@
+const std = @import("std");
+const wayland = @import("../root.zig");
+const wl = wayland.wl;
+
+const Self = @This();
+
+pub const Request = union(enum) {
+    destroy: void,
+    attach: struct { ?wayland.Object.Ref, u32, u32 },
+    damage: struct { u32, u32, u32, u32 },
+    frame: struct { wayland.Object.Ref },
+    set_opaque_region: struct { ?wayland.Object.Ref },
+    set_input_region: struct { ?wayland.Object.Ref },
+    commit: void,
+    set_buffer_transform: struct { wl.Output.Format },
+    set_buffer_scale: struct { u32 },
+    damage_buffer: struct { u32, u32, u32, u32 },
+    offset: struct { i32, i32 },
+};
+
+pub const Events = wayland.EventSet(Self, .{
+    enter,
+    leave,
+    preferred_buffer_scale_announced,
+    preferred_buffer_transform_announced,
+});
+
+handle: wayland.Object.Ref,
+preferred_buffer_scale: u32 = 1,
+preferred_buffer_transform: wl.Output.Transform = .normal,
+
+pub fn init(
+    self: *Self,
+    ctx: *const wayland.Context,
+) !void {
+    self.* = .{
+        .handle = try ctx.display.registry.add_object(
+            ctx.allocator,
+            wayland.Object.from_self(self),
+        ),
+    };
+}
+
+pub fn deinit(
+    self: *Self,
+    ctx: *const wayland.Context,
+) void {
+    ctx.display.registry.disable_object(self.handle);
+}
+
+fn enter(
+    self: *Self,
+    ctx: *const wayland.Context,
+    output: *wayland.Object,
+) void {
+    _ = self;
+    _ = ctx;
+    _ = output;
+    // TODO: implement
+}
+
+fn leave(
+    self: *Self,
+    ctx: *const wayland.Context,
+    output: *wayland.Object,
+) void {
+    _ = self;
+    _ = ctx;
+    _ = output;
+    // TODO: implement
+}
+
+fn preferred_buffer_scale_announced(
+    self: *Self,
+    ctx: *const wayland.Context,
+    factor: u32,
+) void {
+    _ = ctx;
+    self.preferred_buffer_scale = factor;
+}
+
+
+fn preferred_buffer_transform_announced(
+    self: *Self,
+    ctx: *const wayland.Context,
+    transform: wl.Output.Transform,
+) void {
+    _ = ctx;
+    self.preferred_buffer_transform = transform;
+}
+
+pub fn format(
+    self: *const Self,
+    comptime fmt: []const u8,
+    options: std.fmt.FormatOptions,
+    writer: anytype,
+) !void {
+    _ = fmt;
+    _ = options;
+
+    try writer.print("wl.surface {{ preferred_scale = {}, preferred_transform = {s} }}", .{
+        self.preferred_buffer_scale,
+        @tagName(self.preferred_buffer_transform),
+    });
+}
-- 
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