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PongSource/src/states/MenuState.lua

+MenuState = Class{__includes = BaseState}
+
+function MenuState:enter(params)
+  self.currentMenuItem = 0
+
+  self.paddleColors = {
+    [0] = {255, 255, 255, 255},
+    [1] = {171/255, 0, 0, 255},
+    [2] = {0, 171/255, 0, 255},
+    [3] = {0, 0, 171/255, 255},
+    [4] = {186/255, 128/255, 65/255, 255/255}
+  } 
+
+  self.menuItems = {
+    [0] = { 
+      text = "Mode type: ",
+      selected = 0, 
+      options = {
+        [0] = "Singleplayer",
+        [1] = "Multiplayer",
+      }
+    },
+    [1] = {
+      text = "1 Paddle color: ",
+      selected = 0,
+      options = {
+        [0] = "White",
+        [1] = "Red",
+        [2] = "Green",
+        [3] = "Blue",
+        [4] = "Brown",
+      }
+    },
+    [2] = {
+      text = "2 Paddle color: ",
+      selected = 0,
+      options = {
+        [0] = "White",
+        [1] = "Red",
+        [2] = "Green",
+        [3] = "Blue",
+        [4] = "Brown",
+      }
+    },
+    [3] = {
+      text = "Background: ",
+      selected = 0,
+      options = {
+        [0] = "Default",
+        [1] = "Football pitch",
+        [2] = "Ice pitch",
+        [3] = "TalTech pitch",
+      }
+    },
+    [4] = {
+      text = "Max Score: ",
+      selected = 0,
+      options = {
+        [0] = 5,
+        [1] = 7,
+        [2] = 10,
+        [3] = 15,
+      }
+    },
+    [5] = {
+      text = "Start Game"
+    }      
+  }
+
+  paddle1 = Paddle(5, 20, PADDLE_WIDTH, PADDLE_HEIGHT)
+  paddle2 = Paddle(VIRTUAL_WIDTH - 10, VIRTUAL_HEIGHT - PADDLE_HEIGHT - 15, PADDLE_WIDTH, PADDLE_HEIGHT)
+end
+
+function MenuState:update(dt)
+  if love.keyboard.wasPressed('up') and self.currentMenuItem > 0 then
+    self.currentMenuItem = self.currentMenuItem - 1
+    gSounds['select']:play()
+  end  
+
+  if love.keyboard.wasPressed('down') and self.currentMenuItem < #self.menuItems then
+    self.currentMenuItem = self.currentMenuItem + 1
+    gSounds['select']:play()
+  end
+  
+  if love.keyboard.wasPressed('enter') or love.keyboard.wasPressed('return') then
+    
+    if self.currentMenuItem == 5 then
+      gStateMachine:change('serve', {
+        mode = self.menuItems[0].selected,
+        background = self.menuItems[3].selected,
+        maxScore = self.menuItems[4].options[self.menuItems[4].selected],
+        paddle1 = paddle1,
+        paddle2 = paddle2
+      })
+    end
+
+    if self.currentMenuItem ~= 5 then
+      if self.menuItems[self.currentMenuItem].selected == #self.menuItems[self.currentMenuItem].options then
+        self.menuItems[self.currentMenuItem].selected = 0
+      else
+        self.menuItems[self.currentMenuItem].selected = self.menuItems[self.currentMenuItem].selected + 1
+      end
+    end
+
+    if self.currentMenuItem == 1 then
+      paddle1:changeColor(self.paddleColors[self.menuItems[self.currentMenuItem].selected])
+    elseif self.currentMenuItem == 2 then 
+      paddle2:changeColor(self.paddleColors[self.menuItems[self.currentMenuItem].selected])
+    end
+
+    gSounds['select']:play()
+  end
+end
+
+function MenuState:render()
+  if self.menuItems[3].selected == 0 then 
+    love.graphics.clear(40 / 255, 45 / 255, 52 / 255, 1)
+  else
+    local backgroundName = 'background-' .. self.menuItems[3].selected
+
+    local backgroundWidth = gTextures[backgroundName]:getWidth()
+    local backgroundHeight = gTextures[backgroundName]:getHeight()
+    love.graphics.draw(gTextures[backgroundName], 0, 0, 0, VIRTUAL_WIDTH / (backgroundWidth - 1), VIRTUAL_HEIGHT / (backgroundHeight - 1))
+  end
+
+  love.graphics.setFont(gFonts['large'])
+  self:drawTextShadow("PONG", 0, VIRTUAL_HEIGHT / 10)
+  love.graphics.setColor(1, 1, 1, 1)
+  love.graphics.printf("PONG", 0, VIRTUAL_HEIGHT / 10 , VIRTUAL_WIDTH, 'center')
+  love.graphics.setFont(gFonts['small'])
+
+  paddle1:render()
+  paddle2:render()
+
+  self:drawOptions()
+end
+
+function MenuState:drawOptions(y)
+  for i = 0, #self.menuItems do
+    local yGap = 16
+    local xGap = 36
+    local textYPos = VIRTUAL_HEIGHT / 3 + yGap * i
+    local selectedOption = self.menuItems[i].selected
+
+    if i == #self.menuItems then
+      textYPos = VIRTUAL_HEIGHT / 2 + 64
+      xGap = 0
+    end
+
+    self:drawTextShadow(self.menuItems[i].text, -xGap, textYPos)
+
+    if self.currentMenuItem == i then
+      love.graphics.setColor(252/255, 186/255, 3/255, 255/255)
+    else 
+      love.graphics.setColor(1, 1, 1, 1)
+    end
+    love.graphics.printf(self.menuItems[i].text, -xGap, textYPos, VIRTUAL_WIDTH, 'center')
+
+    if i ~= #self.menuItems then
+      self:drawTextShadow(self.menuItems[i].options[selectedOption], xGap, textYPos)
+      love.graphics.setColor(1, 1, 1, 1)
+      love.graphics.printf(self.menuItems[i].options[selectedOption], xGap, textYPos, VIRTUAL_WIDTH, 'center')
+    end
+
+    love.graphics.setColor(1, 1, 1, 1)
+  end
+end
+
+function MenuState:drawTextShadow(text, x, y)
+  love.graphics.setColor(34/255, 32/255, 52/255, 255/255)
+  love.graphics.printf(text, x + 2, y + 1, VIRTUAL_WIDTH, 'center')
+  love.graphics.printf(text, x + 1, y + 1, VIRTUAL_WIDTH, 'center')
+  love.graphics.printf(text, x + 0, y + 1, VIRTUAL_WIDTH, 'center')
+  love.graphics.printf(text, x + 1, y + 2, VIRTUAL_WIDTH, 'center')
+end
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