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Major-
76 lines
2.8 KiB
Ruby
76 lines
2.8 KiB
Ruby
require 'java'
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java_import 'org.apollo.game.model.entity.Mob'
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java_import 'org.apollo.game.model.entity.Npc'
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java_import 'org.apollo.game.model.entity.Player'
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java_import 'org.apollo.game.model.entity.attr.Attribute'
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java_import 'org.apollo.game.model.entity.attr.AttributeDefinition'
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java_import 'org.apollo.game.model.entity.attr.AttributeMap'
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java_import 'org.apollo.game.model.entity.attr.AttributePersistence'
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java_import 'org.apollo.game.model.entity.attr.AttributeType'
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java_import 'org.apollo.game.model.entity.attr.BooleanAttribute'
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java_import 'org.apollo.game.model.entity.attr.NumericalAttribute'
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java_import 'org.apollo.game.model.entity.attr.StringAttribute'
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# Declares an attribute and adds its definition.
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def declare_attribute(name, default, persistence=:transient)
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raise "Attribute #{name} clashes with an existing variable." if (Player.method_defined?(name) || Mob.method_defined?(name) || Npc.method_defined?(name))
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AttributeMap::add_definition(name.to_s, AttributeDefinition.new(default, get_persistence(persistence), get_type(default)))
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end
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private
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# The existing Mob class.
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class Mob
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# Overrides method_missing
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def method_missing(symbol, *args)
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name = symbol.to_s.strip
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if name[-1] == "="
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raise "Expected argument count of 1, received #{args.length}" unless args.length == 1
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name = name[0...-1].strip # Drop the equals
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set_attribute(name, to_attribute(args[0]))
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elsif AttributeMap::get_definition(name).nil?
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super(symbol, *args)
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else
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attribute = get_attribute(name); definition = AttributeMap::get_definition(name)
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value = attribute.nil? ? definition.default : attribute.value
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return (definition.type == AttributeType::SYMBOL) ? value.to_sym : value
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end
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end
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# Gets the appropriate attribute for the specified value.
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def to_attribute(value)
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case value
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when String, Symbol then return StringAttribute.new(value.to_s, value.is_a?(Symbol))
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when Integer, Float then return NumericalAttribute.new(value)
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when TrueClass, FalseClass then return BooleanAttribute.new(value)
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else raise "Undefined attribute type #{value.class}."
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end
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end
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end
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# Gets the attribute type of the specified value.
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def get_type(value)
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case value
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when String then return AttributeType::STRING
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when Symbol then return AttributeType::SYMBOL
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when Integer then return AttributeType::LONG
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when Float then return AttributeType::DOUBLE
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when TrueClass, FalseClass then return AttributeType::BOOLEAN
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else raise "Undefined attribute type #{value.class}."
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end
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end
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# Gets the Persistence type of the specified value.
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def get_persistence(persistence)
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raise "Undefined persistence type #{persistence}." unless [ :persistent, :transient ].include?(persistence)
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return (persistence == :persistent) ? AttributePersistence::SERIALIZED : AttributePersistence::TRANSIENT
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end |