【Script project source code】Python makes desktop pets, don't you want to have such a cute pet?

foreword

This article will share with you how to make a desktop pet by using Python, without much nonsense and start directly~

development tools

Python version: 3.6

Related modules:

random module

os module

cfg module

sys module

PyQt5 module

Environment build

Install Python and add it to the environment variable, and pip installs the required related modules.

The pictures and materials in the article are practical tutorials, and comments and messages are obtained.

desktop pet pictures

Code

import os
import cfg
import sys
import random
from PyQt5.QtGui import *
from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from PyQt5 import QtWidgets, QtGui
		#桌面宠物
class DesktopPet(QWidget):
	def __init__(self, parent=None, **kwargs):
		super(DesktopPet, self).__init__(parent)
		# 初始化
		self.setWindowFlags(Qt.FramelessWindowHint|Qt.WindowStaysOnTopHint|Qt.SubWindow)
		self.setAutoFillBackground(False)
		self.setAttribute(Qt.WA_TranslucentBackground, True)
		self.repaint()
		# 随机导入一个宠物
		self.pet_images, iconpath = self.randomLoadPetImages()
		# 设置退出选项
		quit_action = QAction('退出', self, triggered=self.quit)
		quit_action.setIcon(QIcon(iconpath))
		self.tray_icon_menu = QMenu(self)
		self.tray_icon_menu.addAction(quit_action)
		self.tray_icon = QSystemTrayIcon(self)
		self.tray_icon.setIcon(QIcon(iconpath))
		self.tray_icon.setContextMenu(self.tray_icon_menu)
		self.tray_icon.show()
		# 当前显示的图片
		self.image = QLabel(self)
		self.setImage(self.pet_images[0][0])
		# 是否跟随鼠标
		self.is_follow_mouse = False
		# 宠物拖拽时避免鼠标直接跳到左上角
		self.mouse_drag_pos = self.pos()
		# 显示
		self.resize(128, 128)
		self.randomPosition()
		self.show()
		# 宠物动画动作执行所需的一些变量
		self.is_running_action = False
		self.action_images = []
		self.action_pointer = 0
		self.action_max_len = 0
		# 每隔一段时间做个动作
		self.timer = QTimer()
		self.timer.timeout.connect(self.randomAct)
		self.timer.start(500)
	#随机做一个动作
	def randomAct(self):
		if not self.is_running_action:
			self.is_running_action = True
			self.action_images = random.choice(self.pet_images)
			self.action_max_len = len(self.action_images)
			self.action_pointer = 0
		self.runFrame()
	#完成动作的每一帧'''
	def runFrame(self):
		if self.action_pointer == self.action_max_len:
			self.is_running_action = False
			self.action_pointer = 0
			self.action_max_len = 0
		self.setImage(self.action_images[self.action_pointer])
		self.action_pointer += 1

remaining code

#设置当前显示的图片
	def setImage(self, image):
		self.image.setPixmap(QPixmap.fromImage(image))
	#随机导入一个桌面宠物的所有图片
	def randomLoadPetImages(self):
		pet_name = random.choice(list(cfg.PET_ACTIONS_MAP.keys()))
		actions = cfg.PET_ACTIONS_MAP[pet_name]
		pet_images = []
		for action in actions:
			pet_images.append([self.loadImage(os.path.join(cfg.ROOT_DIR, pet_name, 'shime'+item+'.png')) for item in action])
		iconpath = os.path.join(cfg.ROOT_DIR, pet_name, 'shime1.png')
		return pet_images, iconpath
	#鼠标左键按下时, 宠物将和鼠标位置绑定
	def mousePressEvent(self, event):
		if event.button() == Qt.LeftButton:
			self.is_follow_mouse = True
			self.mouse_drag_pos = event.globalPos() - self.pos()
			event.accept()
			self.setCursor(QCursor(Qt.OpenHandCursor))
	#鼠标移动, 则宠物也移动
	def mouseMoveEvent(self, event):
		if Qt.LeftButton and self.is_follow_mouse:
			self.move(event.globalPos() - self.mouse_drag_pos)
			event.accept()
	#鼠标释放时, 取消绑定
	def mouseReleaseEvent(self, event):
		self.is_follow_mouse = False
		self.setCursor(QCursor(Qt.ArrowCursor))
	#导入图像
	def loadImage(self, imagepath):
		image = QImage()
		image.load(imagepath)
		return image
	#随机到一个屏幕上的某个位置
	def randomPosition(self):
		screen_geo = QDesktopWidget().screenGeometry()
		pet_geo = self.geometry()
		width = (screen_geo.width() - pet_geo.width()) * random.random()
		height = (screen_geo.height() - pet_geo.height()) * random.random()
		self.move(width, height)
	#退出程序
	def quit(self):
		self.close()
		sys.exit()

#run
if __name__ == '__main__':
	app = QApplication(sys.argv)
	pet = DesktopPet()
	sys.exit(app.exec_())

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