seminar13 - arkanoid, refactored some code

seminar13_polymorphism/arkanoid/arkanoid.hpp

@@ -9,7 +9,7 @@ class Effect;
 
 class Arkanoid
 {
-protected:
+private:
     // Константы:
     // Цвет задника
     const sf::Color kBackgroundColor {12, 31, 47};
@@ -18,8 +18,6 @@ protected:
     // Максимально возможное количество бонусов в один момент времени
     const unsigned kMaxNumBonuses {10};
 
-    // Поля:
-
     // Время, которое прошло с начала игры в секундах
     double m_time;
     // Границы игрового поля

seminar13_polymorphism/arkanoid/bonus.cpp

@@ -6,6 +6,11 @@
 #include "ball.hpp"
 #include "paddle.hpp"
 
+/* =============
+ * ===Bonuses===
+ * =============
+ * */
+
 Bonus::Bonus(sf::Vector2f position): m_position(position)
 {
     m_time = 0;
@@ -55,9 +60,10 @@ void TripleBallBonus::activate(Arkanoid& game)
 
     bool isSlowed = false;
     bool toApply = true;
+
     Effect* slowing_effect = nullptr;
     for (auto it = game.m_effects.begin(); it != game.m_effects.end();) {
-        if ((*it)->effectId == 0) {
+        if ((*it)->effectId == _EFFECT_SLOWING_ID) {
             isSlowed = true;
             slowing_effect = *it;
             break;
@@ -100,8 +106,6 @@ void TripleBallBonus::activate(Arkanoid& game)
     }
 }
 
-TripleBallBonus::~TripleBallBonus() {}
-
 /* 
  * EnlargePaddleBonus 
  * */
@@ -126,8 +130,6 @@ void EnlargePaddleBonus::activate(Arkanoid& game)
    }
 }
 
-EnlargePaddleBonus::~EnlargePaddleBonus() {}
-
 /*
  * ShrinkPaddleBonus
  * */
@@ -151,8 +153,6 @@ void ShrinkPaddleBonus::activate(Arkanoid& game)
    }
 }
 
-ShrinkPaddleBonus::~ShrinkPaddleBonus() {}
-
 /*
  * SlowingBonus
  * */
@@ -165,16 +165,18 @@ void SlowingBonus::draw(sf::RenderWindow& window) const
     shape.setPosition(m_position);
     window.draw(shape);
 
-    /*static sf::RectangleShape rect(sf::Vector2f{radius, radius / 2});
-    rect.setFillColor(sf::Color::Red);
-    rect.setPosition(m_position - sf::Vector2f{radius /2, radius / 4});
-    window.draw(rect);*/
+    static sf::CircleShape clock(radius / 2);
+    clock.setOutlineColor(sf::Color::Red);
+    clock.setOutlineThickness(3);
+    clock.setPosition(m_position - sf::Vector2f{radius /2, radius / 2});
+    window.draw(clock);
 }
+
 void SlowingBonus::activate(Arkanoid& game)
 {
     bool isAlreadySlowed = false;
     for (auto it = game.m_effects.begin(); it != game.m_effects.end();) {
-        if ((*it)->effectId == 0) {
+        if ((*it)->effectId == _EFFECT_SLOWING_ID) {
             (*it)->mDuration += mDuration;
             isAlreadySlowed = true;
             break;
@@ -187,10 +189,9 @@ void SlowingBonus::activate(Arkanoid& game)
     }
 }
 
-SlowingBonus::~SlowingBonus() {}
-
-/*
- * Effects
+/* =============
+ * ===Effects===
+ * =============
  * */
 
 Effect::Effect(char id, double start_time, double duration) : effectId(id), mStartTime(start_time), mDuration(duration) {};
@@ -201,30 +202,20 @@ bool Effect::isExpired(double time) {
     return true;
 } 
 
-SlowingEffect::SlowingEffect(double start_time, double duration) : Effect(0, start_time, duration) {};
+SlowingEffect::SlowingEffect(double start_time, double duration) : Effect(_EFFECT_SLOWING_ID, start_time, duration) {};
 
 void SlowingEffect::activate(Arkanoid& game) {
-    for (Ball& ball : game.m_balls)
-    {
-        //if (!(ball.affectedBy & 0b00000001)) {
-            //ball.affectedBy |= 0b00000001;
+    for (Ball& ball : game.m_balls) {
             ball.velocity = sf::Vector2f{ball.velocity.x * mSlowingFactor, ball.velocity.y * mSlowingFactor};
-        //}
     }
 }
 void SlowingEffect::activate(Ball& ball) {
-        //if (!(ball.affectedBy & 0b00000001)) {
-            //ball.affectedBy |= 0b00000001;
-            ball.velocity = sf::Vector2f{ball.velocity.x * mSlowingFactor, ball.velocity.y * mSlowingFactor};
+    ball.velocity = sf::Vector2f{ball.velocity.x * mSlowingFactor, ball.velocity.y * mSlowingFactor};
 }
 
 void SlowingEffect::deactivate(Arkanoid& game) {
-    for (Ball& ball : game.m_balls)
-    {
-        //if (ball.affectedBy & 0b00000001) {
-            ball.velocity = sf::Vector2f{ball.velocity.x / mSlowingFactor, ball.velocity.y / mSlowingFactor};
-        //    ball.affectedBy &= 0b11111110;
-        //}
+    for (Ball& ball : game.m_balls) {
+        ball.velocity = sf::Vector2f{ball.velocity.x / mSlowingFactor, ball.velocity.y / mSlowingFactor};
     }
 }
 

seminar13_polymorphism/arkanoid/bonus.hpp

@@ -17,9 +17,9 @@ protected:
 public:
     Bonus(sf::Vector2f position);
     void update(float dt);
-    virtual void draw(sf::RenderWindow& window) const {};
-    virtual void activate(Arkanoid& game){};
-    virtual ~Bonus(){};
+    virtual void draw(sf::RenderWindow& window) const = 0;
+    virtual void activate(Arkanoid& game) = 0;
+    virtual ~Bonus() = default;
 
     bool isColiding(const Paddle& paddle) const;
     // Класс Arkanoid должен быть дружественным, так как он может менять внутреннее объекта-бонуса
@@ -31,7 +31,6 @@ public:
     TripleBallBonus(sf::Vector2f position): Bonus(position) {}; 
     void draw(sf::RenderWindow& window) const;
     void activate(Arkanoid& game); 
-    ~TripleBallBonus();
 };
 
 class EnlargePaddleBonus : public Bonus {
@@ -39,7 +38,6 @@ public:
     EnlargePaddleBonus(sf::Vector2f position): Bonus(position) {}; 
     void draw(sf::RenderWindow& window) const;
     void activate(Arkanoid& game); 
-    ~EnlargePaddleBonus();
 };
 
 class ShrinkPaddleBonus : public Bonus {
@@ -47,7 +45,6 @@ public:
     ShrinkPaddleBonus(sf::Vector2f position): Bonus(position) {}; 
     void draw(sf::RenderWindow& window) const;
     void activate(Arkanoid& game); 
-    ~ShrinkPaddleBonus();
 };
 
 class SlowingBonus : public Bonus {
@@ -57,25 +54,27 @@ public:
     SlowingBonus(sf::Vector2f position): Bonus(position) {}; 
     void draw(sf::RenderWindow& window) const;
     void activate(Arkanoid& game); 
-    ~SlowingBonus();
 };
 
 /*
  * Effects
  * */
-
+#define _EFFECT_SLOWING_ID 0
 class Effect {
-private:
+protected:
     char effectId;
     double mStartTime;
     double mDuration;
 public:
     Effect(char id, double start_time, double duration); 
-    virtual void activate(Arkanoid& game) {};
-    virtual void activate(Ball& ball) {};
-    virtual void deactivate(Arkanoid& game) {};
+    virtual ~Effect() = default;
+
+    virtual void activate(Arkanoid& game) = 0;
+    virtual void activate(Ball& ball) = 0;
+    virtual void deactivate(Arkanoid& game) = 0;
     bool isExpired(double time);
 
+
     friend class SlowingBonus;
     friend class TripleBallBonus;
     friend class Arkanoid;
@@ -83,8 +82,8 @@ public:
 
 class SlowingEffect : public Effect {
 private:
-    double mSlowingFactor = 0.1;
-    char id = 0;
+    float mSlowingFactor = 0.1;
+    char id = _EFFECT_SLOWING_ID;
 public:
     SlowingEffect(double start_time, double duration);
     void activate(Arkanoid& game);