86 lines
1.6 KiB
Ruby
86 lines
1.6 KiB
Ruby
require_relative "base"
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class PropsHandler
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attr_reader :props
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def initialize
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@props = []
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@grid = {}
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spawn_chests!
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$bus.on(:collides?) do |rect|
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nearby_props(rect).any? { |p| p.collides?(rect) } ? :prop : nil
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end
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$bus.on(:prop_at) do |x, y|
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@grid[[x, y]]
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end
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$bus.on(:nearby_torches) do |rect|
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nearby_props(rect).select { |p| p.is_a?(Torch) }.map { |t| t.rect }
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end
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end
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def spawn_chests!
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world_size = $bus.get(:maze_size) || [0, 0]
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cell_size = 10
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(0...world_size[0]).step(cell_size) do |cx|
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(0...world_size[1]).step(cell_size) do |cy|
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# Random position inside this cell
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x = cx + rand(cell_size)
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y = cy + rand(cell_size)
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next if x >= world_size[0] || y >= world_size[1]
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# Keep your spawn exclusion
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next if (x - 2).abs <= 1 && (y - 2).abs <= 1
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next if $bus.get(:room?, x, y)
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chest = Chest.new(x, y)
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@props << chest
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@grid[[x, y]] = chest
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end
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end
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end
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def nearby_props(rect)
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x, y, w, h = rect
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min_tx = ((x) / 120).floor
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max_tx = ((x + w) / 120).floor
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min_ty = ((y) / 120).floor
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max_ty = ((y + h) / 120).floor
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results = []
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(min_tx..max_tx).each do |tx|
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(min_ty..max_ty).each do |ty|
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p = @grid[[tx, ty]]
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results << p if p
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end
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end
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results
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end
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def add(prop)
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@props << prop
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key = [prop.x, prop.y]
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@grid[key] = prop
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end
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def update
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@props.each(&:update)
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end
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def draw
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cam = $bus.get(:camera_pos) || [0, 0]
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nearby_props([*cam, *SCREEN_SIZE]).each(&:draw)
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end
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end |