70 lines
1.2 KiB
Lua
70 lines
1.2 KiB
Lua
local util = require('util')
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local window = require('window')
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local entity = require('entity')
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-- prototype of room
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-- - background
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-- - objects
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-- - edges
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local room = entity:from{
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lines = {
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{'fill', {80, 60, 240, 60, 240, 180, 80, 180}},
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{'line', {0, 0, 80, 60}},
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{'line', {320, 0, 240, 60}},
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{'line', {0, 240, 80, 180}},
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{'line', {320, 240, 240, 180}},
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},
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}
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local from = room.from
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function room:from(t)
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local r = from(self, t)
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r.edges = {}
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r.objects = {}
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return r
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end
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room.mousepressed = window.propagate{'edges', 'objects'}
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room.draw = window.draw(function (self)
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self:draw_lines(self.lines)
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for i, v in ipairs(self.objects) do
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v:draw()
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end
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for i, v in ipairs(self.edges) do
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v:draw()
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end
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end)
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function room:insert(obj)
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util.add_entity(self.objects, obj)
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end
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function room:remove(obj)
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util.del_entity(self.objects, obj)
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end
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function room:onenter()
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if self.update then
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register(self)
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end
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end
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function room:onexit()
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if self.update then
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unregister(self)
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end
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end
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function room.calc_align(width, height)
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local sx = (320 - width)/2
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local sy = (240 - height)/2
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return sx, sy
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end
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return room
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