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const std = @import("std");
const wayland = @import("../../root.zig");
const wl = wayland.wl;
pub const Subpixel = @import("subpixel.zig").Subpixel;
pub const Transform = @import("transform.zig").Transform;
pub const Geometry = @import("geometry.zig");
pub const Mode = @import("mode.zig");
const Self = @This();
pub const Requests = union(enum) {
release: struct {},
};
pub const Events = wayland.EventSet(Self, .{
geometry,
mode,
done,
scale,
name,
description,
});
pub const Info = struct {
geometry: Geometry,
mode: Mode,
scale: u32,
name: []const u8,
description: []const u8,
};
pub var instances: std.ArrayListUnmanaged(*Self) = .empty;
staging: Info = undefined,
info: ?Info = null,
handle: wayland.Object.Ref,
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, display: *wl.Display) !void {
display.request(self, .{ .release = void{} });
}
pub const handler: wl.Registry.GlobalHandler = .{
.interface = "wl_output",
.version = 4,
.handler = register,
};
fn register(ctx: *const wayland.Context) ?wayland.Object.Ref {
const output = ctx.allocator.create(Self) catch return null;
output.init(ctx) catch return null;
instances.append(ctx.allocator, output) catch return null;
return output.handle;
}
fn geometry(
self: *Self,
ctx: *const wayland.Context,
x: u32,
y: u32,
physical_width: u32,
physical_height: u32,
subpixel: Subpixel,
make: []const u8,
model: []const u8,
transform: Transform,
) void {
_ = ctx;
self.staging.geometry = .{
.x = x,
.y = y,
.physical_width = physical_width,
.physical_height = physical_height,
.subpixel = subpixel,
.make = make,
.model = model,
.transform = transform,
};
}
fn mode(
self: *Self,
ctx: *const wayland.Context,
flags: Mode.Kind,
width: u32,
height: u32,
refresh: u32,
) void {
_ = ctx;
self.staging.mode = .{
.kind = flags,
.width = width,
.height = height,
.refresh = refresh,
};
}
fn done(self: *Self, ctx: *const wayland.Context) void {
if (self.info) |info| {
ctx.allocator.free(info.name);
ctx.allocator.free(info.description);
}
self.info = self.staging;
}
fn scale(self: *Self, ctx: *const wayland.Context, factor: u32) void {
_ = ctx;
self.staging.scale = factor;
}
fn name(self: *Self, ctx: *const wayland.Context, n: []const u8) !void {
self.staging.name = try ctx.allocator.alloc(u8, n.len);
@memcpy(@constCast(self.staging.name), n);
}
fn description(self: *Self, ctx: *const wayland.Context, d: []const u8) !void {
self.staging.description = try ctx.allocator.alloc(u8, d.len);
@memcpy(@constCast(self.staging.description), d);
}
pub fn format(
self: *const Self,
comptime fmt: []const u8,
options: std.fmt.FormatOptions,
writer: anytype,
) !void {
_ = fmt;
_ = options;
if (self.info) |info| {
try writer.print("wl.output({s}) [ {} ]", .{ info.name, info.mode});
} else {
try writer.print("wl.output(?)", .{});
}
}
|
