From 5c93295a41ef74158fa97ff9fa3cda3cf110a9c5 Mon Sep 17 00:00:00 2001
From: Kazhnuz <kazhnuz@kobold.cafe>
Date: Sun, 16 Aug 2020 11:17:13 +0200
Subject: [PATCH] feat: add parallax background to title screen

---
 .../scenes/menus/titlescreen/init.lua         | 35 +++++++++++++++----
 1 file changed, 29 insertions(+), 6 deletions(-)

diff --git a/sonic-radiance.love/scenes/menus/titlescreen/init.lua b/sonic-radiance.love/scenes/menus/titlescreen/init.lua
index 10f8e40..e18040e 100644
--- a/sonic-radiance.love/scenes/menus/titlescreen/init.lua
+++ b/sonic-radiance.love/scenes/menus/titlescreen/init.lua
@@ -26,28 +26,33 @@ local TitleScreen = Scene:extend()
 local gui         = require "game.modules.gui"
 
 local TweenManager = require "game.modules.tweenmanager"
+local Background = require "game.modules.drawing.parallaxBackground"
+
+local zoneList = require("datas.gamedata.maps.shoot.zones")
 
 function TitleScreen:new()
   TitleScreen.super.new(self)
 
   self.borders = gui.newBorder(424, 30, 8)
-  self.assets:addImage("background", "assets/backgrounds/titlescreen.png")
   self.assets:addImage("sonic", "assets/artworks/titlescreen_sonic.png")
   self.assets:addImage("logo", "assets/artworks/logo.png")
-  self.assets:addImage("pressStart", "assets/gui/strings/press_start.png")
+  self.assets:addImageFont("menu", "assets/gui/fonts/SA2font")
 
   self.tweens = TweenManager(self)
+  self:initBackground()
 
   self.borderY  = 0
   self.logoX    =  270
   self.sonicX   = -180
 
+  self.darkenOpacity = 1
   self.flashOpacity = 0
   self.canShowPressStart  = false
   self.showPressStart     = true
   self.showPressStartTimer = 0.5
 
-  self.tweens:newTween(0.2, 0.5,  {borderY = 25}, "inOutQuart")
+  self.tweens:newTween(0.2, 0.5,  {borderY = 30}, "inOutQuart")
+  self.tweens:newTween(0.5, 0.4, {darkenOpacity  = 0}, "outExpo")
   self.tweens:newTween(0.7, 0.6,  {logoX   = 0}, "inOutQuart")
   self.tweens:newTween(0.7, 0.6,  {sonicX  = 0}, "inOutQuart")
   self.tweens:newTween(1.3, 0.03, {flashOpacity  = 1}, "inQuart")
@@ -56,8 +61,22 @@ function TitleScreen:new()
   self:register()
 end
 
+function TitleScreen:initBackground()
+  local randomZoneList = {}
+  for k,v in pairs(zoneList) do
+    table.insert(randomZoneList, k)
+  end
+  local id = math.ceil(love.math.random() * #randomZoneList)
+  self.zone = randomZoneList[id]
+
+  self.background = Background(self, 5, 1, self.zone)
+
+  self.x = 0
+end
+
 function TitleScreen:update(dt)
   self.tweens:update(dt)
+  self.x = ((self.x + 45*dt))
   if (self.canShowPressStart) then
     self.showPressStartTimer = self.showPressStartTimer - dt
     if self.showPressStartTimer < 0 then
@@ -69,7 +88,11 @@ end
 
 function TitleScreen:draw()
   utils.graphics.resetColor()
-  self.assets:drawImage("background", 0, 0)
+  self.background:drawParallax(self.x, -self.background:getStartY(), 424, 240)
+
+  love.graphics.setColor(0, 0, 0, self.darkenOpacity)
+  love.graphics.rectangle("fill", 0, 0, 424, 240)
+  utils.graphics.resetColor( )
 
   love.graphics.draw(self.borders,   0,    self.borderY, 0,  1, -1)
   love.graphics.draw(self.borders,   424, 240 - self.borderY, 0, -1,  1)
@@ -78,8 +101,8 @@ function TitleScreen:draw()
   self.assets:drawImage("logo", 290 + self.logoX,   60, 0, 1, 1, 150, 71)
 
   if (self.canShowPressStart) and (self.showPressStart) then
-    local w, h = self.assets.images["pressStart"]:getDimensions()
-    self.assets:drawImage("pressStart", 424/1.5, 240/1.5, 0, 1, 1, w/2, h/2)
+    local w = self.assets.fonts["menu"]:getWidth("PRESS START")
+    self.assets.fonts["menu"]:print("PRESS START", 424/1.5, 240/1.5, "center", 0, 1, 1)
   end
 
   love.graphics.setColor(1, 1, 1, self.flashOpacity)