mainCamera.lua

camera = {}
camera.x = 0
camera.y = 0
camera.scaleX = 0.03
camera.scaleY = 0.03
camera.rotation = 0

function camera:set()
  love.graphics.push()
  love.graphics.rotate(-self.rotation)
  love.graphics.scale(self.scaleX,self.scaleY)
  love.graphics.translate(-self.x, -self.y)
end

function camera:unset()
  love.graphics.pop()
end

function camera:move(dx, dy)
  self.x = self.x + (dx or 0)
  self.y = self.y + (dy or 0)
end

function camera:rotate(dr)
  self.rotation = self.rotation + dr
end

function camera:scale(sx, sy)
  sx = sx or 1
  if (self.scaleX + sx) > 0.01 and (self.scaleX + sx) < 1 then -- zoom limit is here ._. didnt want to make a var for this.
    self.scaleX = self.scaleX + sx
    self.scaleY = self.scaleY + (sy or sx)
  end
end

function camera:setPosition(x, y)
  self.x = x or self.x
  self.y = y or self.y
end

function camera:setScale(sx, sy)
  self.scaleX = sx or self.scaleX
  self.scaleY = sy or self.scaleY
end