Tower_game/Group.cpp at main · ted1204/Tower_game · GitHub

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#include <stdexcept>
#include <utility>

#include "Group.hpp"
#include "IControl.hpp"
#include "IObject.hpp"

namespace Engine {
	void Group::addObject(bool shouldDelete, IObject* obj) {
		objects.emplace_back(shouldDelete, obj);
		obj->objectIterator = std::prev(objects.end());
	}
	void Group::addControl(bool shouldDelete, IControl* ctrl) {
		controls.emplace_back(shouldDelete, ctrl);
		ctrl->controlIterator = std::prev(controls.end());
	}
	void Group::insertObject(bool shouldDelete, IObject* obj, std::list<std::pair<bool, IObject*>>::iterator it) {
		objects.emplace(it, shouldDelete, obj);
		obj->objectIterator = std::prev(it);
	}
	Group::~Group() {
		Clear();
	}
	void Group::Clear() {
		for (auto& it : objects) {
			if (it.first) delete it.second;
		}
		objects.clear();
		for (auto& it : controls) {
			if (it.first) delete it.second;
		}
		controls.clear();
	}
	void Group::Update(float deltaTime) {
		for (auto it = objects.begin(); it != objects.end();) {
			auto preIt = it++;
			if (preIt->second->Visible)
				preIt->second->Update(deltaTime);
		}
	}
	void Group::Draw() const {
		for (auto& it : objects) {
			if (it.second->Visible)
				it.second->Draw();
		}
	}
	void Group::OnKeyDown(int keyCode) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnKeyDown(keyCode);
		}
	}
	void Group::OnKeyUp(int keyCode) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnKeyUp(keyCode);
		}
	}
	void Group::OnMouseDown(int button, int mx, int my) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnMouseDown(button, mx, my);
		}
	}
	void Group::OnMouseUp(int button, int mx, int my) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnMouseUp(button, mx, my);
		}
	}
	void Group::OnMouseMove(int mx, int my) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnMouseMove(mx, my);
		}
	}
	void Group::OnMouseScroll(int mx, int my, int delta) {
		for (auto it = controls.begin(); it != controls.end();) {
			auto preIt = it++;
			preIt->second->OnMouseScroll(mx, my, delta);
		}
	}
	void Group::RemoveObject(std::list<std::pair<bool, IObject*>>::iterator it) {
		if (it->first) delete it->second;
		objects.erase(it);
	}
	void Group::RemoveControl(std::list<std::pair<bool, IControl*>>::iterator it) {
		if (it->first) delete it->second;
		controls.erase(it);
	}
	void Group::RemoveControlObject(std::list<std::pair<bool, IControl*>>::iterator ctrlIt, std::list<std::pair<bool, IObject*>>::iterator objIt) {
		RemoveControl(ctrlIt);
		RemoveObject(objIt);
	}
	void Group::AddNewObject(IObject* obj) {
		addObject(true, obj);
	}
	void Group::InsertNewObject(IObject* obj, std::list<std::pair<bool, IObject*>>::iterator it) {
		insertObject(true, obj, it);
	}
	void Group::AddNewControl(IControl* ctrl) {
		addControl(true, ctrl);
	}
	void Group::AddNewControlObject(IControl* ctrl) {
		if (!dynamic_cast<IObject*>(ctrl))
			throw std::invalid_argument("The control must inherit both IObject and IControl.");
		addObject(false, dynamic_cast<IObject*>(ctrl));
		addControl(true, ctrl);
	}
	void Group::AddRefObject(IObject& obj) {
		addObject(false, &obj);
	}
	void Group::InsertRefObject(IObject& obj, std::list<std::pair<bool, IObject*>>::iterator it) {
		insertObject(false, &obj, it);
	}
	void Group::AddRefControl(IControl& ctrl) {
		addControl(false, &ctrl);
	}
	void Group::AddRefControlObject(IControl& ctrl) {
		if (!dynamic_cast<IObject*>(&ctrl))
			throw std::invalid_argument("The control must inherit both IObject and IControl.");
		addObject(false, dynamic_cast<IObject*>(&ctrl));
		addControl(false, &ctrl);
	}
	std::list<IObject*> Group::GetObjects() {
		std::list<IObject*> list;
		for (auto& it : objects)
			list.push_back(it.second);
		return list;
	}
	std::list<IControl*> Group::GetControls() {
		std::list<IControl*> list;
		for (auto& it : controls)
			list.push_back(it.second);
		return list;
	}
}