/traderous

-- Class: Cursor

-- A cursor is a group that follows the user's cursor.

Cursor = Group:extend{

	-- Property: hotspot

	-- A table with x and y offsets for the cursor. e.g. if

	-- you want the user to click with a center of a crosshairs

	-- image, set this to half the width and half the height of

	-- the image.

	hotspot = { x = 0, y = 0 },

	new = function (self, obj)

		obj = self:extend(obj)

		the.cursor = obj

		if obj.onNew then obj:onNew() end

		return obj

	end,

	update = function (self, elapsed)

		-- follow the mouse

		self.translate.x = the.mouse.x - self.hotspot.x

		self.translate.y = the.mouse.y - self.hotspot.y

		Group.update(self, elapsed)

	end

}