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postcards.py
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postcards.py
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import sys
from PyQt5.QtCore import *
from PyQt5.QtGui import *
from PyQt5.QtWidgets import *
from Entities import *
from Worker import *
FACTOR_PAINT_HIT = 1500
SPEED_TO_POSTMAN = 600
POSTMAN, FLAUBERT, ELIZABETH, ROBERT = range(0, 4)
class Window(QWidget):
def __init__(self):
super().__init__()
self.drawings = []
self.number_of_drawings = 0
self.x = random.randrange(0, 1920)
self.y = random.randrange(0, 1080)
self.stroke = 1
self.line_processed = ''
self.init_ui()
self.num_iterations = 0
# read csv and assign cities
self.entities = Entities()
self.players = self.entities.random_cities()
self.post = []
for key, player in self.players.items():
if player['entity'] != 'postman':
self.post.append([key, player['distance'], player['recipient'], random.randint(1, 4)])
self.letters = []
self.letters_content = self.read_letters_content()
self.text_to_draw = []
self.type_message = ['bezier',
'rect_full',
'rect',
'ellipse',
'triangle']
self.threadpool = QThreadPool()
print('Multithreading with maximum {} threads'.format(self.threadpool.maxThreadCount()))
self.timers = []
timer_gui = QTimer()
timer_gui.setInterval(41)
timer_gui.timeout.connect(self.start_thread_gui)
timer_gui.start()
self.timers.append(timer_gui)
timer_get_line = QTimer()
timer_get_line.setInterval(1000)
timer_get_line.timeout.connect(self.start_central_post)
timer_get_line.start()
self.timers.append(timer_get_line)
def read_letters_content(self):
with open('letters/letters.txt', encoding='utf-8') as f:
content = f.readlines()
content = [x.strip() for x in content]
return content
def random_extract_data_xlsx(self):
random_sample = self.excel_file.sample()
return [random_sample.country.all(),
random_sample.city.all(),
random_sample.latitude.mean(),
random_sample.longitude.mean()]
def init_ui(self):
self.setGeometry(0, 0, 1920, 1080)
self.setWindowTitle("Postcards")
self.change_background(list(np.random.randint(0, 255, size=3)))
self.showFullScreen()
self.setCursor(Qt.BlankCursor)
def change_background(self, color):
pal = QPalette()
pal.setColor(self.backgroundRole(), QColor(*color))
self.setPalette(pal)
def start_thread_gui(self):
worker_update_gui = Worker(self.update_gui)
self.threadpool.start(worker_update_gui)
def start_central_post(self):
worker_get_line = Worker(self.central_post)
self.threadpool.start(worker_get_line)
def update_gui(self):
self.update()
def central_post(self):
for letter in self.post:
letter[1] -= SPEED_TO_POSTMAN * letter[3]
if letter[1] < 1:
if letter[0] != 0:
# postman got the letter
self.players[0]['hit']['iteration'] = 512
self.post.append([0, self.players[letter[2]]['distance'], letter[2], random.randint(1, 4)])
else:
# player got the letter
self.add_letter_got_from_player(letter[2])
self.players[letter[2]]['hit']['iteration'] = 512
self.post.append(
[letter[2], self.players[letter[2]]['distance'], self.players[letter[2]]['recipient'],
random.randint(1, 4)])
self.post.remove(letter)
self.num_iterations += 1
if self.num_iterations > 100:
if np.random.rand() < .5:
self.players = self.entities.random_cities()
self.change_background(list(np.random.randint(0, 255, size=3)))
self.num_iterations = 0
def add_letter_got_from_player(self, player):
line_style = [Qt.SolidLine, Qt.DashLine, Qt.DotLine, Qt.DashDotLine, Qt.DashDotDotLine]
type_letter = random.choice(self.type_message)
params = {}
x = self.players[player]['pos']['x']
y = self.players[player]['pos']['y']
color = list(np.random.randint(0, 255, size=3))
size = random.randrange(0, 1920)
if type_letter == 'bezier':
params = {
'x': x,
'y': y,
'color': color,
'stroke': random.randrange(1, 1000),
'style': random.choice(line_style),
'between_x': random.randrange(x, 1920),
'between_y': random.randrange(y, 1080),
'final_x': random.randrange(x, 1920),
'final_y': random.randrange(y, 1080)
}
elif type_letter == 'rect_full':
params = {
'x': 0,
'y': y,
'color': color,
'height': random.randrange(0, 1080)
}
elif type_letter == 'rect':
params = {
'x': x,
'y': y,
'color': color,
'size': size
}
elif type_letter == 'ellipse':
params = {
'x': x,
'y': y,
'color': color,
'size': size
}
elif type_letter == 'triangle':
params = {
'x': x,
'y': y,
'epx1': random.randrange(0, 1920),
'epy1': random.randrange(0, 1080),
'spx2': random.randrange(0, 1920),
'spy2': random.randrange(0, 1080),
'epx2': random.randrange(0, 1920),
'epy2': random.randrange(0, 1080),
'color': color
}
# type_letters, params, transparency
self.letters.append([type_letter, params, random.randrange(10, 255), np.random.rand()])
if np.random.rand() < .5:
if np.random.rand() < .5:
x = random.randrange(0, 1920)
y = random.randrange(0, 1080)
self.text_to_draw.append([random.choice(self.letters_content), x, y, random.randrange(5, 1000),
list(np.random.randint(0, 255, size=3)), 255])
@staticmethod
def get_color_from_str(value_str):
color = 0
for c in value_str:
color += int(c)
if color > 255:
color = 0
return color
@staticmethod
def closeEvent(event):
event.accept()
def paintEvent(self, e):
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing)
self.paint_hits(qp)
self.paint_letters(qp)
self.paint_text(qp)
qp.end()
def paint_hits(self, qp):
for key, player in self.players.items():
if player['hit']['iteration'] > 0:
size = player['hit']['size']
transparency = player['hit']['iteration']
if transparency > 256:
transparency = (transparency - 512) * -1
if transparency > 255:
transparency = 255
color = player['color']
qp.setPen(QColor(0, 0, 0, 0))
qp.setBrush((QColor(*color, int(transparency))))
qp.drawEllipse(player['pos']['x'], player['pos']['y'], size, size)
if player['entity'] != 'postman':
player['hit']['iteration'] -= player['distance'] / FACTOR_PAINT_HIT
else:
player['hit']['iteration'] -= size / 20
def animate_range(self):
return random.randrange(0, 1) if np.random.rand() < 0.5 else random.uniform(-1, 0)
def paint_letters(self, qp):
for letter in self.letters:
probability_to_animate = letter[3]
letter[2] -= 1
type_letter = letter[0]
params = letter[1]
x = params['x']
y = params['y']
transparency = letter[2]
if transparency < 1:
self.letters.remove(letter)
else:
if type_letter == 'bezier':
path = QPainterPath()
pen = QPen(QColor(*params['color'], transparency), params['stroke'], params['style'])
path.moveTo(x, y)
path.cubicTo(x, y, params['between_x'], params['between_y'], params['final_x'], params['final_y'])
qp.setPen(pen)
qp.setBrush(QColor(0, 0, 0, 0))
qp.drawPath(path)
if probability_to_animate < .25:
params['x'] -= self.animate_range()
params['y'] -= self.animate_range()
params['between_x'] -= self.animate_range()
params['between_y'] -= self.animate_range()
params['final_x'] -= self.animate_range()
params['final_y'] -= self.animate_range()
elif type_letter == 'rect_full':
qp.setPen(QColor(*params['color'], 0))
qp.setBrush(QColor(*params['color'], transparency))
qp.drawRect(x, y, 1920, y + params['height'])
if probability_to_animate < .25:
params['x'] -= self.animate_range()
params['y'] -= self.animate_range()
params['height'] -= self.animate_range()
elif type_letter == 'rect':
qp.setPen(QColor(*params['color'], 0))
qp.setBrush(QColor(*params['color'], transparency))
qp.drawRect(x, y, params['size'], params['size'])
if probability_to_animate < .25:
params['x'] -= self.animate_range()
params['y'] -= self.animate_range()
params['size'] -= self.animate_range()
elif type_letter == 'ellipse':
qp.setPen(QColor(*params['color'], 0))
qp.setBrush(QColor(*params['color'], transparency))
qp.drawEllipse(x, y, params['size'], params['size'])
if probability_to_animate < .25:
params['x'] -= self.animate_range()
params['y'] -= self.animate_range()
params['size'] -= self.animate_range()
elif type_letter == 'triangle':
path = QPainterPath()
qp.setBrush(QColor(*params['color'], transparency))
qp.setPen(QColor(*params['color'], 0))
path.moveTo(x, y)
path.lineTo(params['epx1'], params['epy1'])
path.lineTo(params['epx2'], params['epy2'])
path.lineTo(x, y)
qp.drawPath(path)
if probability_to_animate < .25:
params['x'] -= self.animate_range()
params['y'] -= self.animate_range()
params['epx1'] -= self.animate_range()
params['epy1'] -= self.animate_range()
params['epx2'] -= self.animate_range()
params['epy2'] -= self.animate_range()
def paint_text(self, qp):
for text in self.text_to_draw:
text[5] -= 1
if text[5] < 0:
self.text_to_draw.remove(text)
else:
qp.setFont(QFont('Decorative', text[3]))
qp.setPen(QColor(*text[4], text[5]))
qp.drawText(text[1], text[2], text[0])
if __name__ == "__main__":
app = QApplication(sys.argv)
ex = Window()
sys.exit(app.exec_())