diff options
Diffstat (limited to 'Making_Activities_Using_PyGame_gtk3/demoiselle.py')
| -rwxr-xr-x | Making_Activities_Using_PyGame_gtk3/demoiselle.py | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/Making_Activities_Using_PyGame_gtk3/demoiselle.py b/Making_Activities_Using_PyGame_gtk3/demoiselle.py new file mode 100755 index 0000000..93817e1 --- /dev/null +++ b/Making_Activities_Using_PyGame_gtk3/demoiselle.py @@ -0,0 +1,166 @@ +#! /usr/bin/env python +# +# demoiselle.py Standalone version of DemoiselleActivity.py +# Copyright (C) 2010 James D. Simmons +# Adapted from code in the article "Rapid Game Development In +# Python" by Richard Jones. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +# + +import pygame +import math +import sys + +class Demoiselle: + "This is a simple demonstration of using PyGame \ + sprites and collision detection." + def __init__(self): + self.background = pygame.image.load('sky.jpg') + self.screen = pygame.display.get_surface() + self.screen.blit(self.background, (0, 0)) + self.clock = pygame.time.Clock() + self.running = True + + gliders = [ + GliderSprite((200, 200)), + GliderSprite((800, 200)), + GliderSprite((200, 600)), + GliderSprite((800, 600)), + ] + self. glider_group = pygame.sprite.RenderPlain(gliders) + + def run(self): + "This method processes PyGame messages" + rect = self.screen.get_rect() + airplane = AirplaneSprite('demoiselle.png', rect.center) + airplane_sprite = pygame.sprite.RenderPlain(airplane) + + while self.running: + self.clock.tick(30) + + for event in pygame.event.get(): + if event.type == pygame.QUIT: + self.running = False + return + elif event.type == pygame.VIDEORESIZE: + pygame.display.set_mode(event.size, pygame.RESIZABLE) + self.screen.blit(self.background, (0, 0)) + + if not hasattr(event, 'key'): + continue + down = event.type == pygame.KEYDOWN + if event.key == pygame.K_DOWN or \ + event.key == pygame.K_KP2: + airplane.joystick_back = down * 5 + elif event.key == pygame.K_UP or \ + event.key == pygame.K_KP8: + airplane.joystick_forward = down * -5 + elif event.key == pygame.K_EQUALS or \ + event.key == pygame.K_KP_PLUS or \ + event.key == pygame.K_KP9: + airplane.throttle_up = down * 2 + elif event.key == pygame.K_MINUS or \ + event.key == pygame.K_KP_MINUS or \ + event.key == pygame.K_KP3: + airplane.throttle_down = down * -2 + + self.glider_group.clear(self.screen, self.background) + airplane_sprite.clear(self.screen, self.background) + collisions = pygame.sprite.spritecollide(airplane, \ + self.glider_group, False) + self.glider_group.update(collisions) + self.glider_group.draw(self.screen) + airplane_sprite.update() + airplane_sprite.draw(self.screen) + pygame.display.flip() + +class AirplaneSprite(pygame.sprite.Sprite): + "This class represents an airplane, the Demoiselle \ + created by Alberto Santos-Dumont" + MAX_FORWARD_SPEED = 10 + MIN_FORWARD_SPEED = 1 + ACCELERATION = 2 + TURN_SPEED = 5 + def __init__(self, image, position): + pygame.sprite.Sprite.__init__(self) + self.src_image = pygame.image.load(image) + self.rect = pygame.Rect(self.src_image.get_rect()) + self.position = position + self.rect.center = self.position + self.speed = 1 + self.direction = 0 + self.joystick_back = self.joystick_forward = \ + self.throttle_down = self.throttle_up = 0 + + def update(self): + "This method redraws the airplane in response\ + to events." + self.speed += (self.throttle_up + self.throttle_down) + if self.speed > self.MAX_FORWARD_SPEED: + self.speed = self.MAX_FORWARD_SPEED + if self.speed < self.MIN_FORWARD_SPEED: + self.speed = self.MIN_FORWARD_SPEED + self.direction += (self.joystick_forward + self.joystick_back) + x_coord, y_coord = self.position + rad = self.direction * math.pi / 180 + x_coord += -self.speed * math.cos(rad) + y_coord += -self.speed * math.sin(rad) + screen = pygame.display.get_surface() + if y_coord < 0: + y_coord = screen.get_height() + + if x_coord < 0: + x_coord = screen.get_width() + + if x_coord > screen.get_width(): + x_coord = 0 + + if y_coord > screen.get_height(): + y_coord = 0 + self.position = (x_coord, y_coord) + self.image = pygame.transform.rotate(self.src_image, -self.direction) + self.rect = self.image.get_rect() + self.rect.center = self.position + +class GliderSprite(pygame.sprite.Sprite): + "This class represents an individual hang glider as developed\ + by Otto Lilienthal." + def __init__(self, position): + pygame.sprite.Sprite.__init__(self) + self.normal = pygame.image.load('glider_normal.png') + self.rect = pygame.Rect(self.normal.get_rect()) + self.rect.center = position + self.image = self.normal + self.hit = pygame.image.load('glider_hit.png') + def update(self, hit_list): + "This method redraws the glider when it collides\ + with the airplane and when it is no longer \ + colliding with the airplane." + if self in hit_list: + self.image = self.hit + else: + self.image = self.normal + +def main(): + "This function is called when the game is run from the command line" + pygame.init() + pygame.display.set_mode((0, 0), pygame.RESIZABLE) + game = Demoiselle() + game.run() + sys.exit(0) + +if __name__ == '__main__': + main() |