axmol/extensions/scripting/lua-bindings/script/framework/package_support.lua

115 lines
3.9 KiB
Lua

--[[
Copyright (c) 2014-2017 Chukong Technologies Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
]]
-- Cocos2d-Lua core functions
local unpack = table.unpack
cc.loaded_packages = {}
local loaded_packages = cc.loaded_packages
function cc.register(name, package)
cc.loaded_packages[name] = package
end
function cc.load(...)
local names = {...}
assert(#names > 0, "cc.load() - invalid package names")
local packages = {}
for _, name in ipairs(names) do
assert(type(name) == "string", string.format("cc.load() - invalid package name \"%s\"", tostring(name)))
if not loaded_packages[name] then
local packageName = string.format("packages.%s.init", name)
local cls = require(packageName)
assert(cls, string.format("cc.load() - package class \"%s\" load failed", packageName))
loaded_packages[name] = cls
if DEBUG > 1 then
printInfo("cc.load() - load module \"packages.%s.init\"", name)
end
end
packages[#packages + 1] = loaded_packages[name]
end
return unpack(packages)
end
local load_ = cc.load
local bind_
bind_ = function(target, ...)
local t = type(target)
assert(t == "table" or t == "userdata", string.format("cc.bind() - invalid target, expected is object, actual is %s", t))
local names = {...}
assert(#names > 0, "cc.bind() - package names expected")
load_(...)
if not target.components_ then target.components_ = {} end
for _, name in ipairs(names) do
assert(type(name) == "string" and name ~= "", string.format("cc.bind() - invalid package name \"%s\"", name))
if not target.components_[name] then
local cls = loaded_packages[name]
for __, depend in ipairs(cls.depends or {}) do
if not target.components_[depend] then
bind_(target, depend)
end
end
local component = cls:create()
target.components_[name] = component
component:bind(target)
end
end
return target
end
cc.bind = bind_
function cc.unbind(target, ...)
if not target.components_ then return end
local names = {...}
assert(#names > 0, "cc.unbind() - invalid package names")
for _, name in ipairs(names) do
assert(type(name) == "string" and name ~= "", string.format("cc.unbind() - invalid package name \"%s\"", name))
local component = target.components_[name]
assert(component, string.format("cc.unbind() - component \"%s\" not found", tostring(name)))
component:unbind(target)
target.components_[name] = nil
end
return target
end
function cc.setmethods(target, component, methods)
for _, name in ipairs(methods) do
local method = component[name]
target[name] = function(__, ...)
return method(component, ...)
end
end
end
function cc.unsetmethods(target, methods)
for _, name in ipairs(methods) do
target[name] = nil
end
end