lua: create type defs for Window and start on Vec2

examples/lua-scripting/scripts/test.lua

@@ -1,4 +1,6 @@
-HAS_SETUP_WINDOW = false
+--local win = require "scripts.window"
+
+local is_window_setup = false
 
 ---Return the userdata's name from its metatable.
 ---
@@ -31,14 +33,16 @@ function on_init()
 end
 
 function on_first()
-    if not HAS_SETUP_WINDOW then
+    if not is_window_setup then
-        world:view(function (w)
+        world:view(
+        ---@param w Window
+        function (w)
             if w.cursor_grab == CursorGrabMode.NONE then
                 w.cursor_grab = CursorGrabMode.LOCKED
                 w.cursor_visible = false
                 return w
             else
-                HAS_SETUP_WINDOW = true
+                is_window_setup = true
                 print("Window setup")
             end
         end, Window)

lyra-scripting/scripts/lua/types/ecs/window.lua

@@ -0,0 +1,126 @@
+---@class Window
+Window = {
+    ---Gets or sets the window's focus.
+    ---@type boolean
+    focused = nil,
+    ---Gets or sets the window mode.
+    ---@type WindowMode
+    window_mode = nil,
+    ---Gets or sets the position of the top-left corner of the window.
+    ---
+    ---The top-left hand corner of the desktop is not necessarily the same
+    ---as the screen. If the user uses a desktop with multiple monitors, the top-left
+    ---hand corner of the desktop is the top-left hand corner of the monitor at the
+    ---top-left of the desktop.
+    ---
+    ---If this is `nil`, the position will be chosen by the windowing manager at creation,
+    ---then set when the window is created.
+    ---
+    ---@type Vec2?
+    position = nil,
+    ---@type Vec2
+    physical_size = nil,
+    ---@type Vec2
+    size = nil,
+    ---Gets/sets if the window has decorations.
+    ---@type boolean
+    decorated = nil,
+    ---Gets/sets the window's current maximized state.
+    ---@type boolean
+    maximized = nil,
+    ---Gets/sets the window's current minimized state.
+    ---
+    ---Is `nil` if the minimized state could not be determined.
+    ---
+    ---@type boolean?
+    minimized = nil,
+    ---Gets/sets the window's current resizable state
+    ---@type boolean
+    resizable = nil,
+    ---Gets/sets the window's current visibility state.
+    ---
+    ---Is `nil` when it could not be determined.
+    ---
+    ---@type boolean?
+    visible = nil,
+
+    --TODO: resize_increments
+
+    ---Gets the scale factor.
+    ---
+    ---You cannot set this field.
+    ---
+    ---@type number
+    scale_factor = nil,
+    ---Gets/sets the window's blur state.
+    ---@type boolean
+    blur = nil,
+
+    --TODO: cursor appearance
+
+    ---Gets/sets the window's cursor grab mode.
+    ---@type CursorGrabMode
+    cursor_grab = nil,
+    ---Gets/sets whether the window catches cursor events.
+    ---@type boolean
+    cursor_hittest = nil,
+    ---Gets/sets the cursor's visibility.
+    ---@type boolean
+    cursor_visible = nil,
+    ---Sets whether the window should get IME events.
+    ---
+    ---When IME is allowed, the window will receive Ime events, and during the preedit phase
+    ---the window will NOT get KeyboardInput events. The window should allow IME while
+    ---it is expecting text input.
+    ---
+    ---When IME is not allowed, the window won’t receive window ime events, and will receive
+    ---KeyboardInput events for every keypress instead. Not allowing IME is useful for games
+    ---for example. IME is not allowed by default.
+    ---
+    ---@type boolean
+    ime_allowed = nil,
+    ---Gets/sets the minimum size of the window.
+    ---@type Vec2?
+    min_size = nil,
+    ---Gets/sets the maximum size of the window.
+    ---@type Vec2?
+    max_size = nil,
+    ---Gets/sets the current window theme.
+    ---
+    ---Specify `nil` to reset the theme to the system default. May also be `nil` on
+    ---unsupported platforms.
+    ---
+    ---@type WindowTheme?
+    theme = nil,
+    ---Gets/sets the title of the window.
+    ---@type string
+    title = nil,
+    ---Gets/sets the window's transparency state.
+    ---@type boolean
+    transparent = nil,
+
+    --TODO: window_icon
+
+    ---Change the window level.
+    ---@type WindowLevel
+    window_level = nil,
+    ---Gets the window's occluded state (completely hidden from view).
+    ---@type boolean
+    occluded = nil,
+    ---Gets/sets the cursor position in the window in logical coordinates.
+    ---
+    ---The value is `nil` when the cursor is not in the window.
+    ---
+    ---@type Vec2?
+    cursor_position = nil,
+    ---Gets/sets the cursor position in the window in physical coordinates.
+    ---
+    ---The value is `nil` when the cursor is not in the window.
+    ---
+    ---@type Vec2?
+    physical_cursor_position = nil,
+    ---Checks if the mouse is inside the window
+    ---@param self Window
+    ---@return boolean
+    is_mouse_inside = function (self) return false end,
+}

lyra-scripting/scripts/lua/types/init.lua

@@ -0,0 +1,3 @@
+require "math.vec2"
+
+require "ecs.window"

lyra-scripting/scripts/lua/types/math/vec2.lua

@@ -0,0 +1,14 @@
+---@class Vec2
+Vec2 = {
+    ---The x coordinate
+    ---@type number
+    x = nil,
+    ---The y coordinate
+    ---@type number
+    y = nil,
+
+    ---Create a new `Vec2`
+    ---@param x number
+    ---@param y number
+    new = function (x, y) end
+}

lyra-scripting/scripts/lua/window.lua

@@ -1,3 +1,4 @@
+---@enum WindowMode
 WindowMode = {
     WNDOWED = "windowed",
     BORDERLESS_FULLSCREEN = "borderless_fullscreen",
@@ -5,17 +6,20 @@ WindowMode = {
     FULLSCREEN = "fullscreen",
 }
 
+---@enum CursorGrabMode
 CursorGrabMode = {
     NONE = "none",
     CONFINED = "confined",
     LOCKED = "locked",
 }
 
+---@enum WindowTheme
 WindowTheme = {
     LIGHT = "light",
     DARK = "dark",
 }
 
+---@enum WindowLevel
 WindowLevel = {
     ALWAYS_ON_BOTTOM = "always_on_bottom",
     NORMAL = "normal",

lyra-scripting/src/lua/wrappers/window.rs

@@ -135,10 +135,6 @@ wrap_lua_struct!(
         fields.add_field_method_get("scale_factor", |lua, this| {
             this.scale_factor.into_lua(lua)
         });
-        fields.add_field_method_set("scale_factor", |_, this, val: f64| {
-            this.scale_factor = val;
-            Ok(())
-        });
 
         fields.add_field_method_get("blur", |lua, this| {
             this.blur.into_lua(lua)