/traderous

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bzr branch http://9ix.org/bzr/traderous
1 by Josh C
zoetrope 1.4
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-- Class: Cursor
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-- A cursor is a group that follows the user's cursor.
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Cursor = Group:extend{
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	-- Property: hotspot
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	-- A table with x and y offsets for the cursor. e.g. if
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	-- you want the user to click with a center of a crosshairs
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	-- image, set this to half the width and half the height of
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	-- the image.
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	hotspot = { x = 0, y = 0 },
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	new = function (self, obj)
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		obj = self:extend(obj)
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		the.cursor = obj
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		if obj.onNew then obj:onNew() end
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		return obj
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	end,
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	update = function (self, elapsed)
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		-- follow the mouse
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		self.translate.x = the.mouse.x - self.hotspot.x
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		self.translate.y = the.mouse.y - self.hotspot.y
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		Group.update(self, elapsed)
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	end
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}