120 lines
3.7 KiB
Zig
120 lines
3.7 KiB
Zig
// This file is part of river, a dynamic tiling wayland compositor.
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//
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// Copyright 2020 The River Developers
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 3.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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const std = @import("std");
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const fmt = std.fmt;
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const mem = std.mem;
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const server = &@import("../main.zig").server;
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const Error = @import("../command.zig").Error;
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const Seat = @import("../Seat.zig");
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const Config = @import("../Config.zig");
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pub fn borderWidth(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.border_width = try fmt.parseInt(u31, args[1], 10);
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server.root.applyPending();
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}
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pub fn backgroundColor(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.background_color = try parseRgba(args[1]);
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var it = server.root.all_outputs.iterator(.forward);
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while (it.next()) |output| {
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output.layers.background_color_rect.setColor(&server.config.background_color);
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}
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}
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pub fn borderColorFocused(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.border_color_focused = try parseRgba(args[1]);
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server.root.applyPending();
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}
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pub fn borderColorUnfocused(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.border_color_unfocused = try parseRgba(args[1]);
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server.root.applyPending();
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}
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pub fn borderColorUrgent(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.border_color_urgent = try parseRgba(args[1]);
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server.root.applyPending();
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}
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pub fn setCursorWarp(
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_: *Seat,
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args: []const [:0]const u8,
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_: *?[]const u8,
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) Error!void {
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if (args.len < 2) return Error.NotEnoughArguments;
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if (args.len > 2) return Error.TooManyArguments;
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server.config.warp_cursor = std.meta.stringToEnum(Config.WarpCursorMode, args[1]) orelse
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return Error.UnknownOption;
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}
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/// Parse a color in the format 0xRRGGBB or 0xRRGGBBAA. Returned color has premultiplied alpha.
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fn parseRgba(string: []const u8) ![4]f32 {
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if (string.len != 8 and string.len != 10) return error.InvalidRgba;
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if (string[0] != '0' or string[1] != 'x') return error.InvalidRgba;
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const r = try fmt.parseInt(u8, string[2..4], 16);
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const g = try fmt.parseInt(u8, string[4..6], 16);
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const b = try fmt.parseInt(u8, string[6..8], 16);
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const a = if (string.len == 10) try fmt.parseInt(u8, string[8..10], 16) else 255;
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const alpha = @as(f32, @floatFromInt(a)) / 255.0;
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return [4]f32{
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@as(f32, @floatFromInt(r)) / 255.0 * alpha,
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@as(f32, @floatFromInt(g)) / 255.0 * alpha,
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@as(f32, @floatFromInt(b)) / 255.0 * alpha,
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alpha,
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};
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}
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