[Essentials Tutorial] Pokémon: Essentials coding 101

class Window_Lesson < SpriteWindow_Base #name of the class which also takes on
  #another class name traits
  def initialize # need in all window scripts
    super(x,y,width,height) # replace inside with what size and place you want it
    @Sprites=[] # calls the sprite class, helpful on disposing all the sprites
    @Sprites["BG"] = Sprite.new # makes a new graphic
    @Sprites["BG"].x = 0 #where it is pace on X axis this case 0
    @Sprites["BG"].y = 0 #where it is place on y axis, this case 0
    @Sprites["BG"].z = 9999 # The layer picture is on
    @Sprites["BG"].bitmap=RPG::Cache.picture("whateveryouwant") #calls the sprite
#==================# Following sectino is needed to show text
    @sprites["overlay"]=Sprite.new(@viewport)
    @sprites["overlay"].bitmap=Bitmap.new(Graphics.width,Graphics.height)
    @sprites["overlay"].z=9999999
    pbSetSystemFont(@sprites["overlay"].bitmap)
    @overlay = @sprites["overlay"].bitmap 
    @overlay.clear
    @baseColor=Color.new(12*6,12*6,12*6)
    @shadowColor=Color.new(12*14,12*14,12*14)
#==================# Section ended
    @Sprites["BG"].opacity=0 # makes transparent
      loop do #loops the following command
        Graphics.update
        Input.update
        update #calls update in a loop
        if $scene != self
          break
        end
      end
    end
  end # ends the def
  def update # defines update
#===================# Follwing needed to display text
# The first 20 shows where the text will be displayed on the X-Axis
# The second 20 shows where the text will be displayed on the Y-Axis
# If you want to add in more text later on in the code then use the following:
# But without the # infront of the line.
# textPositions.push([_INTL("Load Save1."),230,450,false,@baseColor,@shadowColor])
    textPositions=[
    [_INTL("Put what ever you want here."),20,20,false,@baseColor,@shadowColor],
    ] 
#===================#
    @frame=+1 # makes a frame count
    if Input.trigger?(Input::C) # checks if C is pressed
      p 'this works' #Pulls a window saying what's inside the ''
    end # ends def
    if @frame==50 # checks if frame is at a certain amount
      @frame=0 #changes frame count back to 0
    end
    51.times do #loops the method inside the amount of times.
      @Sprites["BG"].opacity+=5 #adds 5 onto the opacity everytime
    end #ends loop
    if Input.trigger?(Input::B)
      break # Breaks window
    end
  end
end # Ends class
#to call window use in a script command Window_Lesson.new