feat(shield): added shields

Space-Invader.vcxproj

@@ -70,6 +70,12 @@
     <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
   </ImportGroup>
   <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <CopyLocalDeploymentContent>true</CopyLocalDeploymentContent>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <CopyLocalDeploymentContent>true</CopyLocalDeploymentContent>
+  </PropertyGroup>
   <PropertyGroup Label="Vcpkg">
     <VcpkgEnableManifest>true</VcpkgEnableManifest>
   </PropertyGroup>
@@ -137,6 +143,7 @@
   <ItemGroup>
     <ClCompile Include="lib\GameManager.cpp" />
     <ClCompile Include="lib\Laser.cpp" />
+    <ClCompile Include="lib\Shield.cpp" />
     <ClCompile Include="main.cpp" />
     <ClCompile Include="lib\Player.cpp" />
   </ItemGroup>
@@ -144,6 +151,7 @@
     <ClInclude Include="include\GameManager.h" />
     <ClInclude Include="include\Laser.h" />
     <ClInclude Include="include\Player.h" />
+    <ClInclude Include="include\Shield.h" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">

Space-Invader.vcxproj.filters

@@ -30,6 +30,9 @@
     <ClCompile Include="lib\GameManager.cpp">
       <Filter>Fichiers sources</Filter>
     </ClCompile>
+    <ClCompile Include="lib\Shield.cpp">
+      <Filter>Fichiers sources</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="include\Player.h">
@@ -41,5 +44,8 @@
     <ClInclude Include="include\GameManager.h">
       <Filter>Fichiers d%27en-tête</Filter>
     </ClInclude>
+    <ClInclude Include="include\Shield.h">
+      <Filter>Fichiers d%27en-tête</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>

include/GameManager.h

@@ -4,6 +4,7 @@
 #include <SFML/Graphics.hpp>
 #include "Player.h"
 #include "Laser.h"
+#include "Shield.h"
 
 using namespace std;
 using namespace sf;
@@ -15,14 +16,17 @@ public:
 
 	void run();
 	void handleInputs();
+	void handleLasersCollision();
 
 private:
 	Clock _clock;
 
-	RenderWindow _window{ VideoMode::getFullscreenModes()[0], "Space Invader", Style::Fullscreen };
+	//RenderWindow _window{ VideoMode::getFullscreenModes()[0], "Space Invader", Style::Fullscreen };
+	RenderWindow _window{ VideoMode(1024, 800), "Space Invader", Style::Close | Style::Titlebar};
 
 	Player _player = { _window.getSize() };
 
 	vector<Laser*> _lasers;
+	vector<Shield*> _shields;
 };
 

include/Laser.h

@@ -9,7 +9,8 @@ using namespace sf;
 class Laser
 {
 public:
-	Laser();
+	Laser() {};
+	Laser(Window& window);
 
 	RectangleShape& getShape() { return _laser; }
 	

include/Player.h

@@ -1,7 +1,10 @@
 #pragma once
 
+#define _USE_MATH_DEFINES
+
 #include <SFML/Graphics.hpp>
 #include <iostream>
+#include <cmath>
 
 using namespace std;
 using namespace sf;
@@ -11,7 +14,7 @@ class Player
 public:
 	Player(Vector2u screenSize);
 
-	CircleShape getShape() { return _shape; };
+	CircleShape& getShape() { return _shape; };
 	void move(int direction);
 
 private:

include/Shield.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <iostream>
+#include <string>
+#include <SFML/Graphics.hpp>
+
+using namespace sf;
+using namespace std;
+
+class Shield
+{
+public:
+	Shield() {};
+	Shield(Window& window);
+
+	void setPosition(Vector2f position);
+
+	RectangleShape& getShape() { return _shape; };
+
+	int getLife() const { return _life; };
+	void decreaseLife() { _life -= 1; };
+
+private:
+	int _life = 10;
+	RectangleShape _shape;
+};

lib/GameManager.cpp

@@ -2,6 +2,13 @@
 
 GameManager::GameManager() {
 	_window.setVerticalSyncEnabled(true);
+
+	for (int i = 0; i < 4; i++) {
+		Shield* shield = new Shield(_window);
+		shield->setPosition(Vector2f(_window.getSize().x / 4.25 * i, _window.getSize().y * 0.9));
+
+		_shields.push_back(shield);
+	}
 }
 
 void GameManager::run() {
@@ -22,12 +29,17 @@ void GameManager::run() {
 		// Draw everything
 		_window.draw(_player.getShape());
 
+		for (auto shield : _shields) {
+			_window.draw(shield->getShape());
+		}
+
 		for (vector<Laser *>::iterator it = _lasers.begin(); it < _lasers.end();) {
 			_window.draw((*it)->getShape());
 
 			(*it)->getShape().move(0, -5);
 
 			if ((*it)->getShape().getPosition().y < -(*it)->getShape().getScale().y) {
+				delete* it;
 				it = _lasers.erase(it);
 				continue;
 			}
@@ -35,11 +47,18 @@ void GameManager::run() {
 			++it;
 		}
 
+		handleLasersCollision();
+
 		_window.display();
 	}
 }
 
 void GameManager::handleInputs() {
+	// Exit event
+	if (Keyboard::isKeyPressed(Keyboard::Escape)) {
+		_window.close();
+	}
+
 	// Player movements
 	if (Keyboard::isKeyPressed(Keyboard::Left) || Keyboard::isKeyPressed(Keyboard::Q)) {
 		_player.move(-1);
@@ -54,7 +73,7 @@ void GameManager::handleInputs() {
 			const Vector2f playerPos = _player.getShape().getPosition();
 			const float playerRadius = _player.getShape().getRadius();
 
-			Laser* laser = new Laser();
+			Laser* laser = new Laser(_window);
 			laser->setInitialPosition(Vector2f(playerPos.x + playerRadius, playerPos.y - playerRadius));
 
 			_lasers.push_back(laser);
@@ -63,3 +82,37 @@ void GameManager::handleInputs() {
 		}
 	}
 }
+
+void GameManager::handleLasersCollision() {
+	bool restartClock = false;
+	for (vector<Laser*>::iterator laserIt = _lasers.begin(); laserIt < _lasers.end();) {
+		bool deleteLaser = false;
+		for (vector<Shield*>::iterator shieldIt = _shields.begin(); shieldIt < _shields.end();) {
+			if ((*laserIt)->getShape().getGlobalBounds().intersects((*shieldIt)->getShape().getGlobalBounds())) {
+				if ((*shieldIt)->getLife() - 1 == 0) {
+					delete* shieldIt;
+					shieldIt = _shields.erase(shieldIt);
+				}
+
+				(*shieldIt)->decreaseLife();
+				deleteLaser = true;
+				break;
+			}
+			++shieldIt;
+		}
+
+		if (deleteLaser) {
+			delete* laserIt;
+			laserIt = _lasers.erase(laserIt);
+
+			restartClock = true;
+			continue;
+		}
+
+		++laserIt;
+	}
+
+	if (restartClock) {
+		_clock.restart();
+	}
+}

lib/Laser.cpp

@@ -1,8 +1,8 @@
 #include "Laser.h"
 
-Laser::Laser()
+Laser::Laser(Window& _window)
 {
-	_laser = RectangleShape(Vector2f(4, 30));
+	_laser = RectangleShape(Vector2f(_window.getSize().x / 600, _window.getSize().y / 30));
 	_laser.setFillColor(Color::White);
 }
 

lib/Player.cpp

@@ -1,14 +1,17 @@
 #include "Player.h";
 
 Player::Player(Vector2u screenSize): _screenWidth(screenSize.x) {
-	_shape = CircleShape(40, 3);
+	_shape = CircleShape(screenSize.x / 70, 3);
 	_shape.setFillColor(Color(52, 252, 5));
-	_shape.setPosition(_screenWidth / 2.f, screenSize.y - _shape.getScale().y - 50);
+
+	float shapeHeight = _shape.getRadius() * 1.5;
+
+	_shape.setPosition(_screenWidth / 2.f, screenSize.y - shapeHeight);
 }
 
 void Player::move(int direction) {
 	float max = _screenWidth - (_shape.getRadius() * 2);
-	float result = 5 * direction;
+	float result = (_screenWidth / 724.0)*direction;
 
 	// Prevent leaving the window
 	if (_shape.getPosition().x + result < 0 || _shape.getPosition().x + result > max) {

lib/Shield.cpp

@@ -0,0 +1,13 @@
+#include "Shield.h"
+
+Shield::Shield(Window& window) {
+	int shapeWidth = window.getSize().x / 10;
+	int shapeHeight = window.getSize().y / 35;
+
+	_shape = RectangleShape(Vector2f(shapeWidth, shapeHeight));
+	_shape.setFillColor(Color(Color(52, 252, 5)));
+}
+
+void Shield::setPosition(Vector2f position) {
+	_shape.setPosition(position.x + _shape.getSize().x, position.y - _shape.getScale().y);
+}