def __init__(self):

self.reset()

self.font = pygame.font.Font(None, 25)

def tprint(self, screen, text):

text_bitmap = self.font.render(text, True, (0, 0, 0))

screen.blit(text_bitmap, (self.x, self.y))

self.y = self.line_height

def reset(self):

self.x = 10

self.y = 10

self.line_height = 15

def indent(self):

self.x = 10

def unindent(self):

# Set the width and height of the screen (width, height), and name the window.

screen = pygame.display.set_mode((500, 700))

pygame.display.set_caption("Joystick example")

# Used to manage how fast the screen updates.

clock = pygame.time.Clock()

# Get ready to print.

text_print = TextPrint()

# This dict can be left as-is, since pygame will generate a

# pygame.JOYDEVICEADDED event for every joystick connected

# at the start of the program.

joysticks = {}

done = False

while not done:

# Event processing step.

# Possible joystick events: JOYAXISMOTION, JOYBALLMOTION, JOYBUTTONDOWN,

# JOYBUTTONUP, JOYHATMOTION, JOYDEVICEADDED, JOYDEVICEREMOVED

for event in pygame.event.get():

if event.type == pygame.QUIT:

done = True # Flag that we are done so we exit this loop.

if event.type == pygame.JOYBUTTONDOWN:

print("Joystick button pressed.")

if event.button == 0:

joystick = joysticks[event.instance_id]

if joystick.rumble(0, 0.7, 500):

print(f"Rumble effect played on joystick {event.instance_id}")

if event.type == pygame.JOYBUTTONUP:

print("Joystick button released.")

# Handle hotplugging

if event.type == pygame.JOYDEVICEADDED:

# This event will be generated when the program starts for every

# joystick, filling up the list without needing to create them manually.

joy = pygame.joystick.Joystick(event.device_index)

joysticks[joy.get_instance_id()] = joy

print(f"Joystick {joy.get_instance_id()} connected")

if event.type == pygame.JOYDEVICEREMOVED:

del joysticks[event.instance_id]

print(f"Joystick {event.instance_id} disconnected")

# Drawing step

# First, clear the screen to white. Don't put other drawing commands

# above this, or they will be erased with this command.

screen.fill((255, 255, 255))

text_print.reset()

# Get count of joysticks.

joystick_count = pygame.joystick.get_count()

text_print.tprint(screen, f"Number of joysticks: {joystick_count}")

text_print.indent()

# For each joystick:

for joystick in joysticks.values():

jid = joystick.get_instance_id()

text_print.tprint(screen, f"Joystick {jid}")

text_print.indent()

# Get the name from the OS for the controller/joystick.

name = joystick.get_name()

text_print.tprint(screen, f"Joystick name: {name}")

guid = joystick.get_guid()

text_print.tprint(screen, f"GUID: {guid}")

power_level = joystick.get_power_level()

text_print.tprint(screen, f"Joystick's power level: {power_level}")

# Usually axis run in pairs, up/down for one, and left/right for

# the other. Triggers count as axes.

axes = joystick.get_numaxes()

text_print.tprint(screen, f"Number of axes: {axes}")

text_print.indent()

for i in range(axes):

axis = joystick.get_axis(i)

text_print.tprint(screen, f"Axis {i} value: {axis:>6.3f}")

text_print.unindent()

buttons = joystick.get_numbuttons()

text_print.tprint(screen, f"Number of buttons: {buttons}")

text_print.indent()

for i in range(buttons):

button = joystick.get_button(i)

text_print.tprint(screen, f"Button {i:>2} value: {button}")

text_print.unindent()

hats = joystick.get_numhats()

text_print.tprint(screen, f"Number of hats: {hats}")

text_print.indent()

# Hat position. All or nothing for direction, not a float like

# get_axis(). Position is a tuple of int values (x, y).

for i in range(hats):

hat = joystick.get_hat(i)

text_print.tprint(screen, f"Hat {i} value: {str(hat)}")

text_print.unindent()

text_print.unindent()

# Go ahead and update the screen with what we've drawn.

pygame.display.flip()

# Limit to 30 frames per second.