First commit.

src/gstates/menu.lua

@@ -0,0 +1,183 @@
+------------------------------------------------------------------------------
+-- Imports
+------------------------------------------------------------------------------
+
+local love           = require 'love'
+local assets         = require 'src.utils.asstmngr'
+local dialog_manager = require 'src.ui.dlgmngr'
+local make_class     = require 'src.utils.classes'
+local GameState      = require 'src.gstates.gstate'
+local Fader          = require 'src.graphics.fader'
+local Cursor         = require 'src.ui.cursor'
+local SoundEffect    = require 'src.sound.sfx'
+local Sprite         = require 'src.graphics.sprite'
+
+
+------------------------------------------------------------------------------
+-- Class definitions
+------------------------------------------------------------------------------
+
+local Menu = make_class(GameState)
+
+
+------------------------------------------------------------------------------
+--  Class methods
+------------------------------------------------------------------------------
+
+function Menu:_init(name, index)
+    GameState._init(self, name, index)
+    self.fade  = Fader()
+
+    -- Sprites.
+    self.backg     = Sprite('imgs/main.png')
+    self.gamesel   = Sprite('imgs/mainsel1.png')
+    self.quitsel   = Sprite('imgs/mainsel2.png')
+    self.gameclick = Sprite('imgs/mnclck1.png')
+    self.quitclick = Sprite('imgs/mnclck2.png')
+
+    -- Create sound effects.
+    self.splash    = SoundEffect('bgm/Opening.wav')
+    self.quit_snd  = SoundEffect('snd/byebye.wav')
+    self.click_snd = SoundEffect('snd/MouseDwn.wav')
+    self.roll_snd  = SoundEffect('snd/RollOver.wav')
+
+    -- Create a mouse cursor object at the current mouse position.
+    local mx, my = love.mouse.getPosition()
+    self.cursor  = Cursor(mx, my)
+
+    -- Register all assets.
+    assets:register(self.name, self.cursor)
+    assets:register(self.name, self.splash)
+    assets:register(self.name, self.quit_snd)
+    assets:register(self.name, self.click_snd)
+    assets:register(self.name, self.roll_snd)
+    assets:register(self.name, self.backg)
+    assets:register(self.name, self.gamesel)
+    assets:register(self.name, self.quitsel)
+    assets:register(self.name, self.gameclick)
+    assets:register(self.name, self.quitclick)
+
+    -- Attributes
+    self.game_selected = false
+    self.quit_selected = false
+    self.game_clicked  = false
+    self.quit_clicked  = false
+end
+
+
+function Menu:load()
+    -- Load basic assets.
+    self.backg:load()
+    self.splash:load()
+
+    -- Play the initial sound effect.
+    self.splash:play()
+end
+
+
+function Menu:update(dt)
+    if self.all_loaded then
+        self.fade:update(dt)
+    else
+        local done = true
+        assets:update(self.name)
+        self.all_loaded = assets:done(self.name) and done
+    end
+
+    return self.next_state
+end
+
+
+function Menu:draw()
+    if self.all_loaded then
+        if self.game_selected and not self.game_clicked then
+            self.gamesel:draw()
+        elseif self.game_selected and self.game_clicked then
+            self.gameclick:draw()
+        elseif self.quit_selected and not self.quit_clicked then
+            self.quitsel:draw()
+        elseif self.quit_selected and self.quit_clicked then
+            self.quitclick:draw()
+        else
+            self.backg:draw()
+        end
+
+        self.cursor:draw()
+        self.fade:draw()
+    else
+        assets:draw()
+    end
+end
+
+
+function Menu:mousemoved(x, y, dx, dy)
+    self.cursor:mousemoved(x, y, dx, dy)
+
+    if self:IsCursorInGameBtn(x, y) then
+        if not self.game_selected then
+            self.roll_snd:play()
+        end
+        self.game_selected = true
+
+    else
+        self.game_selected = false
+    end
+
+    if self:IsCursorInQuitBtn(x, y) then
+        if not self.quit_selected then
+            self.roll_snd:play()
+        end
+        self.quit_selected = true
+
+    else
+        self.quit_selected = false
+    end
+end
+
+
+function Menu:mousepressed(x, y, btn)
+    if self.fade.done then
+        if self.game_selected then
+            self.game_clicked = true
+            self.quit_clicked = false
+        elseif self.quit_selected then
+            self.game_clicked = false
+            self.quit_clicked = true
+        else
+            self.game_clicked = false
+            self.quit_clicked = false
+        end
+    end
+end
+
+
+function Menu:mousereleased(x, y, btn)
+    if self.fade.done then
+        if self.game_selected and self.game_clicked then
+            self.next_state = 2
+        elseif self.quit_selected and self.quit_clicked then
+            self.next_state = -1
+            self.quit_snd:play()
+        end
+
+        self.game_clicked = false
+        self.quit_clicked = false
+    end
+end
+
+
+function Menu:IsCursorInGameBtn(x, y)
+    return x >= 224 and x <= 224 + 89 and y >= 131 and y <= 131 + 30
+end
+
+
+function Menu:IsCursorInQuitBtn(x, y)
+    return x >= 243 and x <= 243 + 51 and y >= 173 and y <= 173 + 24
+end
+
+
+------------------------------------------------------------------------------
+-- Module return
+------------------------------------------------------------------------------
+
+return Menu