class Gosu::BlockAllocator::Impl
Public Class Methods
new(*args)
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# File lib/gosu_android/graphics/blockAllocator.rb, line 7 def initialize(*args) old_initialize *args if self[:blocks] == nil self[:blocks] = Array.new end end
Also aliased as: old_initialize
Public Instance Methods
is_block_free(block)
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# File lib/gosu_android/graphics/blockAllocator.rb, line 23 def is_block_free(block) #(The right-th column and the bottom-th row are outside of the block.) right = block.left + block.width bottom = block.top + block.height #Block isn't valid. if (right > self[:width] || bottom > self[:height]) return false end #Test if the block collides with any existing rects. self[:blocks].each do |i| if (i.left < right and block.left < i.left + i.width and i.top < bottom and block.top < i.top + i.height) return false end end true end
mark_block_used(block, a_width, a_height)
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# File lib/gosu_android/graphics/blockAllocator.rb, line 14 def mark_block_used(block, a_width, a_height) self[:first_x] += a_width if (self[:first_x] + a_width) >= self[:width] self[:first_x] = 0 self[:first_y] += a_height end self[:blocks].push block end