Sha256: cdf85fcd7cf8d28aa4bb254c04b2761ee01e8c2008ca617d14c7a0284fa4a764
Contents?: true
Size: 1.22 KB
Versions: 24
Compression:
Stored size: 1.22 KB
Contents
class PSD
# Parses and reads all of the Resource records in the document.
class Resources
include Section
attr_reader :resources
alias :data :resources
def initialize(file)
@file = file
@resources = {}
@type_index = {}
@length = nil
end
# Parses each Resource and stores them.
def parse
start_section
n = length
start = @file.tell
while n > 0
pos = @file.tell
resource = Resource.new(@file)
resource.parse
resource_end = @file.tell + resource.size
name = Resource::Section.factory(@file, resource)
@resources[resource.id] = resource
@type_index[name] = resource.id unless name.nil?
@file.seek resource_end
n -= @file.tell - pos
end
unless n == 0
@file.seek start + length
end
end_section
end
def skip
@file.seek length, IO::SEEK_CUR
end
def [](id)
if id.is_a?(Symbol)
by_type(id)
else
@resources[id]
end
end
def by_type(id)
@resources[@type_index[id]]
end
private
def length
return @length unless @length.nil?
@length = @file.read_int
end
end
end
Version data entries
24 entries across 24 versions & 2 rubygems