/traderous

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Viewing changes to planet.lua

  • Committer: Josh C
  • Date: 2013-06-16 04:27:01 UTC
  • Revision ID: josh@9ix.org-20130616042701-andlbpq3uuf679fy
enemy thrust

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planet.lua
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                       tradeView:activate()
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                    end
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                 end
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              end
 
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              end,
 
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   onEndFrame = function (self)
 
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                   local indx, indy
 
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                   local pvec = vector.new(
 
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                      self.x - the.player.x + self.width / 2,
 
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                      self.y - the.player.y + self.height / 2 )
 
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                   -- TODO: is there a better way to specify the
 
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                   -- screen rectangle?
 
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                   if self:intersects(the.player.x - the.app.width / 2,
 
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                                      the.player.y - the.app.height / 2,
 
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                                      the.app.width,
 
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                                      the.app.height) then
 
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                      -- planet is on the screen
 
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                      self.indicator.visible = false
 
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                   else
 
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                      self.indicator.visible = true
 
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                      if math.abs(pvec.x) / math.abs(pvec.y) > the.app.width / the.app.height then
 
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                         indx = (the.app.width / 2 - 10) * util.signOf(pvec.x) + 8
 
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                         indy = (the.app.width / 2 - 10) * pvec.y / math.abs(pvec.x)
 
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                      else
 
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                         indy = (the.app.height / 2 - 10) * util.signOf(pvec.y) + 8
 
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                         indx = (the.app.height / 2 - 10) * pvec.x / math.abs(pvec.y)
 
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                      end
 
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                      self.indicator.x = the.player.x + indx
 
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                      self.indicator.y = the.player.y + indy
 
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                   end
 
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                end,
 
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   onCollide = function (self, other)
 
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                  if other:instanceOf(Bullet) then
 
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                     the.bullets:remove(other)
 
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                     other:die()
 
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                  end
 
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               end
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}
 
 
b'\\ No newline at end of file'