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drawing_pygame_00.py
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drawing_pygame_00.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Wed Mar 6 09:56:49 2019
@author: MCA
"""
import pygame as pg
import sys
import math
from pygame.locals import *
vec = pg.math.Vector2
BLACK = (0,0,0)
WHITE = (255,255,255)
BGCOLOR = WHITE
FPS = 120
WIDTH = 600
HEIGHT = 300
class WorkPlace:
def __init__(self):
pg.init()
self.screen = pg.display.set_mode((WIDTH,HEIGHT),0,32)
pg.display.set_caption("animation of a vector")
self.clock = pg.time.Clock()
self.running = True
self.screen.fill(BGCOLOR)
def new(self):
self.all_sprites = pg.sprite.Group()
self.vector = Vector(self)
self.all_sprites.add(self.vector)
def draw(self):
self.all_sprites.update()
self.all_sprites.draw(self.screen)
pg.display.flip()
def run(self):
self.clock.tick(FPS)
self.events()
self.draw()
def events(self):
for event in pg.event.get():
# check for closing window
if event.type == pg.QUIT:
if self.running:
self.running = False
pg.quit()
sys.exit()
if event.type == pg.KEYDOWN:
if event.key == pg.K_UP:
pass
if event.key == ord('q'):
if self.running:
self.running = False
class Vector(pg.sprite.Sprite):
def __init__(self, game):
pg.sprite.Sprite.__init__(self)
self.game = game
self.image = pg.Surface((1,1))
self.pos = vec(WIDTH/2, HEIGHT/2)
self.vel = vec(0,0)
self.image.fill(BLACK)
self.rect = self.image.get_rect()
self.rect.center = (WIDTH/2, HEIGHT/2)
def follow (self):
mouse_pos = pg.mouse.get_pos()
self.rect.midbottom = mouse_pos
def update(self):
self.follow()
# self.vel = vec(0,0)
# keys = pg.key.get_pressed()
# if keys[pg.K_LEFT]:
# self.vel.x = -1
# if keys[pg.K_RIGHT]:
# self.vel.x = 1
# if keys[pg.K_UP]:
# self.vel.y = -1
# if keys[pg.K_DOWN]:
# self.vel.y = 1
# self.pos += self.vel
# self.rect.midbottom = self.pos
if __name__ == "__main__":
wp = WorkPlace()
wp.new()
while wp.running:
wp.run()
pg.quit()
wp.running = False
sys.exit()