initial commit

Prog_1/Pygame_games/shooting_walker.py

@@ -0,0 +1,130 @@
+import pygame
+
+
+class Walker:
+    def __init__(self,pos,size):
+        self.pos = pos
+        self.size = size
+        self.walk_direction = (0,0)
+
+    def grow(self):
+        self.size = self.size + 1
+
+    def controls(self):
+        keys_pressed = pygame.key.get_pressed()
+        if keys_pressed[pygame.K_UP]:
+           pos = (walker.pos[0], walker.pos[1] - 1)
+           self.pos = pos
+           self.walk_direction = (self.walk_direction[0],self.walk_direction[1]-1)
+        if keys_pressed[pygame.K_DOWN]:
+           pos = (walker.pos[0], walker.pos[1] + 1)
+           self.pos = pos
+           self.walk_direction = (self.walk_direction[0], self.walk_direction[1] - 1)
+        if keys_pressed[pygame.K_LEFT]:
+           pos = (walker.pos[0] - 1, walker.pos[1])
+           self.pos = pos
+           self.walk_direction = (self.walk_direction[0], self.walk_direction[1] - 1)
+        if keys_pressed[pygame.K_RIGHT]:
+            pos = (walker.pos[0] + 1, walker.pos[1])
+            self.pos = pos
+            self.walk_direction = (self.walk_direction[0], self.walk_direction[1] - 1)
+        if keys_pressed[pygame.K_SPACE]:
+            x=0
+            projectiles[x] = Particle(walker.pos[0],walker.pos[1])
+            projectiles[x].apply_force(self.walk_direction)
+            x+=1
+
+    def appearance(self,screen):
+        pygame.draw.circle(screen, RED, self.pos, self.size)
+
+class Particle:
+    def __init__(self,x,y):
+        self.pos = (x,y)
+        self.velocity = (0,0)
+        self.accel = (0,0)
+        self.surface = None
+
+    def set_surface(self,surface):
+        self.surface = surface
+
+    def appear(self,screen):
+        if self.surface is not None:
+            pygame.draw.circle(screen, BLUE, self.pos, CIRCLE_RADIUS)
+            blit_pos = (self.pos[0]-self.surface.get_width()/2, self.pos[1]-self.surface.get_height()/2)
+            screen.blit(self.surface, blit_pos)
+
+    def update(self):
+        self.velocity = (self.velocity[0]+self.accel[0], self.velocity[1]+self.accel[1])
+        self.pos = (self.pos[0] + self.velocity[0], self.pos[1] + self.velocity[1])
+        self.accel = (0,0)
+
+    def apply_force(self,force):
+        self.accel = (self.accel[0]+force[0],self.accel[1]+force[1])
+
+projectiles = {}
+width = 640
+height = 600
+SIZE = (width, height)
+FRICTION = 0.3
+WHITE = (255, 255, 255)
+RED = (255, 0, 0)
+BLUE = (0, 0, 255)
+CIRCLE_RADIUS = 2
+BLACK = (0, 0, 0)
+
+def init_circle():
+    global particle
+    particle = Particle(width // 2, height // 2)
+    surface = pygame.Surface((CIRCLE_RADIUS * 2, CIRCLE_RADIUS * 2))
+    pygame.draw.circle(surface, RED, (CIRCLE_RADIUS, CIRCLE_RADIUS), CIRCLE_RADIUS)
+    particle.set_surface(surface.convert_alpha())
+
+def main():
+    screen = init_game()
+    game_loop(screen)
+    exit_game()
+
+def init_game():
+    global clock
+    global walker
+    walker = Walker((300,300),10)
+    clock = pygame.time.Clock()
+    pygame.init()
+    screen = pygame.display.set_mode(SIZE)
+    init_circle()
+    return screen
+
+def game_loop(screen):
+    while True:
+        if not event_handling():
+            break
+        if not update_game():
+            break
+        event_handling()
+        update_game()
+        draw_screen(screen)
+
+def event_handling():
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            return False
+    return True
+
+def update_game():
+    walker.controls()
+    for x in projectiles:
+        projectiles[x].update()
+    clock.tick(60)
+    return True
+
+def draw_screen(screen):
+    screen.fill(BLACK)
+    walker.appearance(screen)
+    for x in projectiles:
+        projectiles[x].appear(screen)
+    pygame.display.flip()
+
+def exit_game():
+    pygame.quit()
+
+main()