Sem 14

12 files changed, 270 insertions, 0 deletions

diff --git a/Sem. 14/Farm/Animals/Animal.h b/Sem. 14/Farm/Animals/Animal.h
new file mode 100644
index 0000000..8038843
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Animal.h
@@ -0,0 +1,27 @@
+#pragma once
+#include <iostream>
+class Animal
+{
+
+public:
+
+	enum AnimalType
+	{
+		Dog = 0,
+		Cat = 1,
+		Mouse = 2
+	};
+	virtual void sayHello() const = 0;
+
+	virtual Animal* clone()  const = 0;//създава копие на текущия обект.
+
+	virtual ~Animal() {} //!!!
+
+	AnimalType getType() const
+	{
+		return myType;
+	}
+
+protected:
+	AnimalType myType;
+};
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Cat.cpp b/Sem. 14/Farm/Animals/Cat.cpp
new file mode 100644
index 0000000..8716d4b
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Cat.cpp
@@ -0,0 +1,12 @@
+#include "Cat.h"
+
+void Cat::sayHello() const 
+{
+	std::cout << "Hello, I am a Cat!" << std::endl;
+}
+
+Animal* Cat::clone() const 
+{
+	Animal* newObj = new Cat(*this); //copy constr of Mouse
+	return newObj;
+}
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Cat.h b/Sem. 14/Farm/Animals/Cat.h
new file mode 100644
index 0000000..57aa627
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Cat.h
@@ -0,0 +1,12 @@
+#pragma once
+#include "Animal.h"
+class Cat : public Animal
+{
+public:
+	Cat()
+	{
+		myType = Animal::AnimalType::Cat;
+	}
+	void sayHello() const override;
+	Animal* clone() const override;
+};
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Dog.cpp b/Sem. 14/Farm/Animals/Dog.cpp
new file mode 100644
index 0000000..879957f
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Dog.cpp
@@ -0,0 +1,12 @@
+#include "Dog.h"
+
+void Dog::sayHello() const 
+{
+	std::cout << "Hello, I am a Dog!" << std::endl;
+}
+
+Animal* Dog::clone() const
+{
+	Animal* newObj = new Dog(*this); //copy constr of Mouse
+	return newObj;
+}
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Dog.h b/Sem. 14/Farm/Animals/Dog.h
new file mode 100644
index 0000000..3bf27b9
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Dog.h
@@ -0,0 +1,12 @@
+#pragma once
+#include "Animal.h"
+class Dog : public Animal
+{
+public:
+	Dog()
+	{
+		myType = Animal::AnimalType::Dog;
+	}
+	void sayHello() const override;
+	Animal* clone() const override;
+};
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Mouse.cpp b/Sem. 14/Farm/Animals/Mouse.cpp
new file mode 100644
index 0000000..e3789ce
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Mouse.cpp
@@ -0,0 +1,12 @@
+#include "Mouse.h"
+
+void Mouse::sayHello() const
+{
+	std::cout << "Hello, I am a Mouse!" << std::endl;
+}
+
+Animal* Mouse::clone() const
+{
+	Animal* newObj = new Mouse(*this); //copy constr of Mouse
+	return newObj;
+}
\ No newline at end of file
diff --git a/Sem. 14/Farm/Animals/Mouse.h b/Sem. 14/Farm/Animals/Mouse.h
new file mode 100644
index 0000000..b979fa3
--- /dev/null
+++ b/Sem. 14/Farm/Animals/Mouse.h
@@ -0,0 +1,12 @@
+#pragma once
+#include "Animal.h"
+class Mouse : public Animal
+{
+public:
+	Mouse()
+	{
+		myType = Animal::AnimalType::Mouse;
+	}
+	void sayHello() const override;
+	Animal* clone() const override;
+};
\ No newline at end of file
diff --git a/Sem. 14/Farm/Collection/Farm.cpp b/Sem. 14/Farm/Collection/Farm.cpp
new file mode 100644
index 0000000..b604a2e
--- /dev/null
+++ b/Sem. 14/Farm/Collection/Farm.cpp
@@ -0,0 +1,97 @@
+#include "Farm.h"
+#include "../Animals/Dog.h"
+
+void Farm::free()
+{
+	for (size_t i = 0; i < animalsCount; i++)
+		delete animals[i];  //не се инт. какъв обект е. (вирт дестр)
+	delete[] animals;
+}
+void Farm::copyFrom(const Farm& other)
+{
+	animals = new Animal * [other.capacity];
+	animalsCount = other.animalsCount;
+	capacity = other.capacity;
+
+	for (size_t i = 0; i < animalsCount; i++)
+	{
+		animals[i] = other.animals[i]->clone();
+	}
+}
+void Farm::resize()
+{
+	Animal** newCollection = new Animal * [capacity *= 2];
+	for (size_t i = 0; i < animalsCount; i++)
+		newCollection[i] = animals[i]; // !!не правим клониране
+	delete[] animals;
+	animals = newCollection;
+}
+void Farm::addAnimal(const Animal& currentAnimal)
+{
+	if (animalsCount == capacity)
+		resize();
+	animals[animalsCount++] = currentAnimal.clone();
+}
+
+Farm::Farm()
+{
+	capacity = 8;
+	animalsCount = 0;
+	animals = new Animal * [capacity];
+}
+Farm::Farm(const Farm& other)
+{
+	copyFrom(other);
+}
+Farm& Farm::operator=(const Farm& other)
+{
+	if (this != &other)
+	{
+		free();
+		copyFrom(other);
+	}
+	return *this;
+}
+Farm::~Farm()
+{
+	free();
+}
+
+void Farm::allSayHello() const
+{
+	for (size_t i = 0; i < animalsCount; i++)
+		animals[i]->sayHello();
+}
+
+Animal::AnimalType Farm::getTypeByIndex(size_t index) const
+{
+	if (index >= animalsCount)
+		throw std::out_of_range("No such index!");
+
+	return animals[index]->getType();
+
+}
+
+bool Farm::addAnimal(Animal::AnimalType animalType)
+{
+
+	Animal* ptr = factory.createAnimal(animalType);
+	
+	if (ptr != nullptr)
+	{
+		if (animalsCount == capacity)
+			resize();
+		animals[animalsCount++] = ptr;
+	}
+		
+}
+
+size_t Farm::getCount() const
+{
+	return animalsCount;
+}
+
+bool Farm::isEmpty() const
+{
+	return animalsCount == 0;
+}
\ No newline at end of file
diff --git a/Sem. 14/Farm/Collection/Farm.h b/Sem. 14/Farm/Collection/Farm.h
new file mode 100644
index 0000000..7742973
--- /dev/null
+++ b/Sem. 14/Farm/Collection/Farm.h
@@ -0,0 +1,32 @@
+#pragma once
+#include "../Animals/Animal.h"
+#include "../Factory/Factory.h"
+
+class Farm
+{
+	Animal** animals;
+	size_t animalsCount;
+	size_t capacity;
+
+	void free();
+	void copyFrom(const Farm& other);
+	void resize();
+
+	AnimalFactory factory; //better singelton
+
+public:
+	Farm();
+	Farm(const Farm& other);
+	Farm& operator=(const Farm& other);
+	~Farm();
+
+	void addAnimal(const Animal& animal);
+	bool addAnimal(Animal::AnimalType animalType);
+
+	void allSayHello() const;
+
+	size_t getCount() const;
+	bool isEmpty() const;
+
+	Animal::AnimalType getTypeByIndex(size_t index) const;
+};
diff --git a/Sem. 14/Farm/Factory/Factory.cpp b/Sem. 14/Farm/Factory/Factory.cpp
new file mode 100644
index 0000000..d7d6ec5
--- /dev/null
+++ b/Sem. 14/Farm/Factory/Factory.cpp
@@ -0,0 +1,13 @@
+#include "Factory.h"
+
+
+Animal* AnimalFactory::createAnimal(Animal::AnimalType type)
+{
+	switch (type)
+	{
+		case Animal::AnimalType::Cat: return new Cat();
+		case Animal::AnimalType::Dog: return new Dog();
+		case Animal::AnimalType::Mouse: return new Mouse();
+	}
+	return nullptr;
+}
diff --git a/Sem. 14/Farm/Factory/Factory.h b/Sem. 14/Farm/Factory/Factory.h
new file mode 100644
index 0000000..5532f4f
--- /dev/null
+++ b/Sem. 14/Farm/Factory/Factory.h
@@ -0,0 +1,10 @@
+#include "../Animals/Animal.h"
+#include "../Animals/Dog.h"
+#include "../Animals/Cat.h"
+#include "../Animals/Mouse.h"
+
+class AnimalFactory
+{
+public:
+	virtual Animal* createAnimal(Animal::AnimalType type);
+};
\ No newline at end of file
diff --git a/Sem. 14/Farm/source.cpp b/Sem. 14/Farm/source.cpp
new file mode 100644
index 0000000..e72e7ca
--- /dev/null
+++ b/Sem. 14/Farm/source.cpp
@@ -0,0 +1,19 @@
+#include <iostream>
+#include "../Farm/Collection/Farm.h"
+
+int main()
+{
+	Farm myFarm;
+
+	while (1)
+	{
+		size_t animalId;
+		std::cin >> animalId;
+		bool result = myFarm.addAnimal((Animal::AnimalType)animalId);
+		
+		if (result)
+			std::cout << "Added animal of type: " << myFarm.getTypeByIndex(myFarm.getCount() - 1) << std::endl;
+		else
+			std::cout << "Invalid animal type" << std::endl;
+	}
+}
\ No newline at end of file