Ship firing and movement boundaries functional

Assignment3Project/Assignment3Project/bullet.cpp

@@ -14,7 +14,7 @@ void Bullet::reset_pos(float x, float y) {
 
 void Bullet::draw() {
 	if (!oob) {
-		al_draw_filled_rectangle(x_pos, y_pos, x_pos + width, y_pos + height, al_map_rgb(0, 0, 0));
+		al_draw_filled_rectangle(x_pos, y_pos, x_pos + width, y_pos + height, al_map_rgb(255, 255, 255));
 	}
 }
 

Assignment3Project/Assignment3Project/enums.h

@@ -1,5 +1,8 @@
 #pragma once
 
+#define SCREEN_W 640
+#define SCREEN_H 480
+
 enum State {
 	Start,
 	Gameplay,

Assignment3Project/Assignment3Project/game_element.h

@@ -7,8 +7,8 @@ public:
 	float x_pos;
 	float y_pos;
 	float speed;
-	int height;
-	int width;
+	float height;
+	float width;
 	bool oob;
 
 	virtual void reset_pos(float x, float y) = 0;

Assignment3Project/Assignment3Project/game_screen.cpp

@@ -58,6 +58,8 @@ void GameScreen::run(ALLEGRO_FONT* font) {
 	redraw(font);
 	al_flip_display();
 
+	int fired_counter = 0;
+
 	bool keys[ALLEGRO_KEY_MAX];
 	for (int i = 0; i < ALLEGRO_KEY_MAX; i++) keys[i] = false;
 
@@ -100,8 +102,20 @@ void GameScreen::run(ALLEGRO_FONT* font) {
 			//Firing
 			if (keys[KEYSPACE]) {
 				if (bullets.size() < max_bullets) {
+					if (!ship.fired) {
 						bullets.push_back(ship.fire());
 					}
+					ship.fired = true;
+				}
+			}
+			if (ship.fired) {
+				if (fired_counter >= 20) {
+					ship.fired = false;
+					fired_counter = 0;
+				}
+				else {
+					fired_counter++;
+				}
 			}
 
 			//Global refresh
@@ -111,15 +125,19 @@ void GameScreen::run(ALLEGRO_FONT* font) {
 		}
 		if (ev.type == ALLEGRO_EVENT_KEY_DOWN) {
 			switch (ev.keyboard.keycode) {
+			case ALLEGRO_KEY_S:
 			case ALLEGRO_KEY_DOWN:
 				keys[KEYDOWN] = true;
 				break;
+			case ALLEGRO_KEY_W:
 			case ALLEGRO_KEY_UP:
 				keys[KEYUP] = true;
 				break;
+			case ALLEGRO_KEY_D:
 			case ALLEGRO_KEY_RIGHT:
 				keys[KEYRIGHT] = true;
 				break;
+			case ALLEGRO_KEY_A:
 			case ALLEGRO_KEY_LEFT:
 				keys[KEYLEFT] = true;
 				break;
@@ -143,15 +161,19 @@ void GameScreen::run(ALLEGRO_FONT* font) {
 		}
 		else if (ev.type == ALLEGRO_EVENT_KEY_UP) {
 			switch (ev.keyboard.keycode) {
+			case ALLEGRO_KEY_S:
 			case ALLEGRO_KEY_DOWN:
 				keys[KEYDOWN] = false;
 				break;
+			case ALLEGRO_KEY_W:
 			case ALLEGRO_KEY_UP:
 				keys[KEYUP] = false;
 				break;
+			case ALLEGRO_KEY_D:
 			case ALLEGRO_KEY_RIGHT:
 				keys[KEYRIGHT] = false;
 				break;
+			case ALLEGRO_KEY_A:
 			case ALLEGRO_KEY_LEFT:
 				keys[KEYLEFT] = false;
 				break;
@@ -192,9 +214,11 @@ void GameScreen::redraw(ALLEGRO_FONT* font) {
 		if (bullets.at(i).oob) {
 			unload.push_back(i);
 		}
+		else {
 			bullets.at(i).move(U);
 			bullets.at(i).draw();
 		}
+	}
 	for (unsigned int i = 0; i < unload.size(); i++) {
 		int x = unload.at(i);
 		bullets.erase(bullets.begin() + x);

Assignment3Project/Assignment3Project/screen.h

@@ -7,9 +7,6 @@
 
 #include "enums.h"
 
-#define SCREEN_W 640
-#define SCREEN_H 480
-
 //Screen base class, implemented by every game screen
 class Screen {
 public:

Assignment3Project/Assignment3Project/ship.cpp

@@ -4,6 +4,12 @@ Ship::Ship() {
 	speed = 1.0;
 	height = 40;
 	width = 40;
+	
+	l_bound = 50;
+	r_bound = 590;
+	r_bound -= width;
+	h_bound = SCREEN_H;
+	h_bound -= height;
 }
 
 void Ship::reset_pos(float x, float y) {
@@ -51,10 +57,28 @@ void Ship::move(Direction dir) {
 		y_pos += factor;
 		break;
 	}
+
+	if (x_pos <= l_bound) {
+		x_pos = l_bound;
+	}
+	else if (x_pos >= r_bound) {
+		x_pos = r_bound;
+	}
+	if (y_pos <= 0.0) {
+		y_pos = 0.0;
+	}
+	else if (y_pos >= h_bound) {
+		y_pos = h_bound;
+	}
 }
 
 Bullet Ship::fire() {
+	if (!fired) {
 		Bullet new_bullet;
-	reset_pos((x_pos + width) / 2, y_pos + new_bullet.height);
+		float x = (x_pos) + width / 2.0;
+		float y = y_pos - new_bullet.height;
+		new_bullet.reset_pos(x, y);
+		fired = true;
 		return new_bullet;
+	}
 }

Assignment3Project/Assignment3Project/ship.h

@@ -9,6 +9,11 @@ class Ship : public GameElement {
 public:
 	ALLEGRO_BITMAP* sprite;
 
+	bool fired;
+	float h_bound;
+	float l_bound;
+	float r_bound;
+
 	Ship();
 
 	void reset_pos(float x, float y);