69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
/* Copyright: (c) Kayne Ruse 2013-2016
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*/
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#pragma once
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#include "region_pager_base.hpp"
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#include "lua.hpp"
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#include <functional>
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#include <string>
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//DOCS: set the lua hook before use
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class RegionPagerLua : public RegionPagerBase {
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public:
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RegionPagerLua() = default;
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~RegionPagerLua();
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//region manipulation
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Region* LoadRegion(int x, int y) override;
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Region* SaveRegion(int x, int y) override;
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Region* CreateRegion(int x, int y) override;
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void UnloadIf(std::function<bool(Region const&)> fn) override;
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void UnloadAll() override;
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//accessors & mutators
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lua_State* SetLuaState(lua_State* L) { return lua = L; }
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lua_State* GetLuaState() { return lua; }
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//utilities for the API
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int SetLoadReference(int i) { return loadRef = i; }
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int SetSaveReference(int i) { return saveRef = i; }
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int SetCreateReference(int i) { return createRef = i; }
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int SetUnloadReference(int i) { return unloadRef = i; }
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int GetLoadReference() { return loadRef; }
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int GetSaveReference() { return saveRef; }
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int GetCreateReference() { return createRef; }
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int GetUnloadReference() { return unloadRef; }
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protected:
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lua_State* lua = nullptr;
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int loadRef = LUA_NOREF;
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int saveRef = LUA_NOREF;
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int createRef = LUA_NOREF;
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int unloadRef = LUA_NOREF;
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};
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