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engines/hpl1/engine/system/Container.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Copyright (C) 2006-2010 - Frictional Games
+ *
+ * This file is part of HPL1 Engine.
+ */
+
+#ifndef HPL_CONTAINER_H
+#define HPL_CONTAINER_H
+
+#include "common/array.h"
+#include "common/list.h"
+#include "hpl1/engine/system/MemoryManager.h"
+#include "common/stablemap.h"
+
+namespace hpl {
+
+//---------------------------------
+
+class iContainerIterator {
+	friend class cSerializeClass;
+
+public:
+	virtual ~iContainerIterator() {}
+
+protected:
+	virtual bool HasNext() = 0;
+
+	virtual void *NextPtr() = 0;
+};
+
+//---------------------------------
+
+class iContainer {
+	friend class cSerializeClass;
+
+public:
+	virtual ~iContainer() = default;
+	virtual size_t Size() = 0;
+	virtual void Clear() = 0;
+
+protected:
+	virtual void AddVoidPtr(void **apPtr) = 0;
+	virtual void AddVoidClass(void *apClass) = 0;
+
+	virtual iContainerIterator *CreateIteratorPtr() = 0;
+};
+
+//---------------------------------
+
+class iContainerKeyPair {
+public:
+	virtual ~iContainerKeyPair() = default;
+	virtual size_t Size() = 0;
+
+	virtual void AddVoidPtr(void *apKey, void **apClass) = 0;
+	virtual void AddVoidClass(void *apKey, void *apClass) = 0;
+};
+
+//---------------------------------
+
+template<class T>
+class cContainerVecIterator : public iContainerIterator {
+	void *NextPtr() {
+		return &Next();
+	}
+
+public:
+	cContainerVecIterator(Common::Array<T> *apVec) {
+		mpVec = apVec;
+		mIt = apVec->begin();
+	}
+
+	bool HasNext() {
+		return mIt != mpVec->end();
+	}
+
+	T &Next() {
+		T &val = *mIt;
+		mIt++;
+		return val;
+	}
+
+	T &PeekNext() {
+		return *mIt;
+	}
+
+	void Erase() {
+		if (mIt != mpVec->end())
+			mIt = mpVec->erase(mIt);
+	}
+
+private:
+	Common::Array<T> *mpVec;
+	typename Common::Array<T>::iterator mIt;
+};
+
+////////////////////////////
+
+template<class T>
+class cContainerVec : public iContainer {
+private:
+	void AddVoidPtr(void **apPtr) {
+		mvVector.push_back(*((T *)apPtr));
+	}
+	void AddVoidClass(void *apClass) {
+		mvVector.push_back(*((T *)apClass));
+	}
+	iContainerIterator *CreateIteratorPtr() {
+		return hplNew(cContainerVecIterator<T>, (&mvVector));
+	}
+
+public:
+	cContainerVec() {}
+
+	//////////////////////
+	size_t Size() {
+		return mvVector.size();
+	}
+
+	void Clear() {
+		mvVector.clear();
+	}
+
+	//////////////////////
+
+	void Reserve(size_t alSize) {
+		mvVector.reserve(alSize);
+	}
+
+	void Resize(size_t alSize) {
+		mvVector.resize(alSize);
+	}
+
+	void Add(T aVal) {
+		mvVector.push_back(aVal);
+	}
+
+	//////////////////////
+
+	cContainerVecIterator<T> GetIterator() {
+		return cContainerVecIterator<T>(&mvVector);
+	}
+
+	//////////////////////
+
+	T &operator[](size_t alX) {
+		return mvVector[alX];
+	}
+
+	//////////////////////
+
+	Common::Array<T> mvVector;
+};
+
+//---------------------------------
+
+template<class T>
+class cContainerListIterator : public iContainerIterator {
+	void *NextPtr() {
+		return &Next();
+	}
+
+public:
+	cContainerListIterator(Common::List<T> *apVec) {
+		mpVec = apVec;
+		mIt = apVec->begin();
+	}
+
+	virtual ~cContainerListIterator() {}
+
+	bool HasNext() {
+		return mIt != mpVec->end();
+	}
+
+	T &Next() {
+		T &val = *mIt;
+		mIt++;
+		return val;
+	}
+
+	T &PeekNext() {
+		return *mIt;
+	}
+
+	void Erase() {
+		if (mIt != mpVec->end())
+			mIt = mpVec->erase(mIt);
+	}
+
+private:
+	Common::List<T> *mpVec;
+	typename Common::List<T>::iterator mIt;
+};
+
+////////////////////////////
+
+template<class T>
+class cContainerList : public iContainer {
+private:
+	void AddVoidPtr(void **apPtr) {
+		mvVector.push_back(*((T *)apPtr));
+	}
+	void AddVoidClass(void *apClass) {
+		mvVector.push_back(*((T *)apClass));
+	}
+	iContainerIterator *CreateIteratorPtr() {
+		return hplNew(cContainerListIterator<T>, (&mvVector));
+	}
+
+public:
+	cContainerList() {}
+	virtual ~cContainerList() {}
+
+	//////////////////////
+	size_t Size() {
+		return mvVector.size();
+	}
+
+	void Clear() {
+		mvVector.clear();
+	}
+	//////////////////////
+
+	void Add(T aVal) {
+		mvVector.push_back(aVal);
+	}
+
+	//////////////////////
+
+	cContainerListIterator<T> GetIterator() {
+		return cContainerListIterator<T>(&mvVector);
+	}
+
+	//////////////////////
+
+	Common::List<T> mvVector;
+};
+
+//---------------------------------
+
+} // namespace hpl
+
+#endif // HPL_CONTAINER_H