Sheet = class("Sheet")

function Sheet:initialize(img, tileWidth, tileHeight)
  self.x = 0
  self.y = 0
  self.image = img
  self.tw = tileWidth
  self.th = tileHeight
  self.quads = {}
  
  local i = 1
  local iw, ih = img:getWidth(), img:getHeight()
  
  for y = 0, ih, tileHeight do
    for x = 0, iw, tileWidth do
      self.quads[i] = love.graphics.newQuad(x, y, tileWidth, tileHeight, iw, ih)
      i = i + 1
    end
  end
end