pygame封装两个常用控件

#coding=utf-8

import os,sys,re,time
import pygame
import random
from win32api import GetSystemMetrics
from tkinter import messagebox

pygame.init()
pygame.display.set_caption("我的控件")

percent = 0.6
screen_width = GetSystemMetrics(0)
screen_height = GetSystemMetrics(1)
window_width = int(screen_width*percent)
window_height = int(screen_height*percent)

dt = 0
clock = pygame.time.Clock()

screen = pygame.display.set_mode((window_width, window_height))

#停止处理输入法事件
pygame.key.stop_text_input()

def showMsg(msg):
    messagebox.showinfo('提示信息', msg)

class Button:
    def __init__(self, x, y, w, h):
        self.x = x
        self.y = y
        self.w = w
        self.h = h
        self.color = 'gray'
        self.text = '按钮'
        self.text_color = 'black'
        self.text_size = 12
        self.border_width = 1
        self.border_color = 'black'
        self.font_path = os.path.join(os.path.dirname(sys.argv[0]), 'simsun.ttc')
        self.my_font = pygame.font.Font(self.font_path, self.text_size)
        
    def setColor(self, color):
        self.color = color
        
    def setText(self, text):
        self.text = text
        
    def getText(self):
        return self.text
        
    def setTextColor(self, text_color):
        self.text_color = text_color
        
    def setTextSize(self, text_size):
        self.text_size = text_size
        self.my_font = pygame.font.Font(self.font_path, self.text_size)
        
    def setBorderWidth(self, border_width):
        self.border_width = border_width
        
    def setBorderColor(self, border_color):
        self.border_color = border_color
        
    def draw(self, win):
        
        pygame.draw.rect(win, self.color, (self.x, self.y, self.w, self.h))
        if self.border_width > 0:
            pygame.draw.rect(win, self.border_color, (self.x, self.y, self.w, self.h), self.border_width)
            
        text = self.my_font.render(self.text, True, self.text_color)
        myx = self.x + (self.w - text.get_width()) / 2
        myy = self.y + (self.h - text.get_height()) / 2
        win.blit(text, (myx, myy))
        
    def click(self, event):
        if self.x + self.w > event.pos[0] > self.x and self.y + self.h > event.pos[1] > self.y:
            return True
        return False
    
class Label:
    def __init__(self, x, y, w, h):
        self.x = x
        self.y = y
        self.w = w
        self.h = h
        self.color = 'white'
        self.text = ''
        self.text_color = 'black'
        self.text_size = 12
        self.border_width = 0
        self.border_color = ''
        self.font_path = os.path.join(os.path.dirname(sys.argv[0]), 'simsun.ttc')
        self.my_font = pygame.font.Font(self.font_path, self.text_size)
        
    def setColor(self, color):
        self.color = color
        
    def setText(self, text):
        self.text = text
        
    def getText(self):
        return self.text
        
    def setTextColor(self, text_color):
        self.text_color = text_color
        
    def setTextSize(self, text_size):
        self.text_size = text_size
        self.my_font = pygame.font.Font(self.font_path, self.text_size)
        
    def setBorderWidth(self, border_width):
        self.border_width = border_width
        
    def setBorderColor(self, border_color):
        self.border_color = border_color
        
    def getCharWH(self):
        padding_percent_width = 0.3
        padding_percent_height = 0.3
        test_text1 = '测试字符串'
        test_text2 = self.my_font.render(test_text1, True, self.text_color)
        char_width = test_text2.get_width() / len(test_text1)
        char_height = test_text2.get_height()
        padding_width = char_width * padding_percent_width
        padding_height = char_height * padding_percent_height
        line_max_char = int((self.w - padding_width * 2) / char_width)
        
        return (char_height, padding_width, padding_height, line_max_char)
    
    def getTrueLines(self, char_height, padding_width, padding_height, line_max_char):
        texts = self.text.split("\n")
        k = 0
        for i,mytext in enumerate(texts):
            while len(mytext) > line_max_char:
                submytext = mytext[0:line_max_char]
                mytext = mytext[line_max_char:]
                k += 1
            k += 1
        return k+1
        
    def draw(self, win):
        (char_height, padding_width, padding_height, line_max_char) = self.getCharWH()
        lineNum = self.getTrueLines(char_height, padding_width, padding_height, line_max_char)
        if lineNum * char_height > self.h:
            self.h = lineNum * char_height
            
        pygame.draw.rect(win, self.color, (self.x, self.y, self.w, self.h))
        if self.border_width > 0:
            pygame.draw.rect(win, self.border_color, (self.x, self.y, self.w, self.h), self.border_width)
        
        texts = self.text.split("\n")
        k = 0
        for i,mytext in enumerate(texts):
            while len(mytext) > line_max_char:
                submytext = mytext[0:line_max_char]
                
                subtext = self.my_font.render(submytext, True, self.text_color)
                submyx = self.x + padding_width
                submyy = self.y + padding_height + char_height * k
                win.blit(subtext, (submyx, submyy))
                
                mytext = mytext[line_max_char:]
                k += 1
            
            text = self.my_font.render(mytext, True, self.text_color)
            myx = self.x + padding_width
            myy = self.y + padding_height + char_height * k
            win.blit(text, (myx, myy))
            k += 1
    
    
bt = Button(5, 5, 80, 25)
bt.setText('测试按钮')
bt.setColor('Brown')
bt.setTextColor('Gold')
bt.setBorderColor('Lime')
bt.setBorderWidth(1)

label_text = '''
我我我我我我我我我我我我我我我我我我我我我我我我
111111111111111111111111111111111111111111111
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
.。。。。。。。。。。。。。。。。。。。。。。。。
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
'''.strip()
label = Label(115, 5, 250, 250)
label.setColor('Maroon')
label.setText(label_text)
label.setTextSize(18)
label.setBorderColor('Lime')
label.setBorderWidth(1)

running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        if event.type == pygame.MOUSEBUTTONDOWN:
            if bt.click(event):
                showMsg("%s被点击了" % bt.getText())
            
    keys_pressed = pygame.key.get_pressed()
    
    #ESC键
    if keys_pressed[pygame.K_ESCAPE]:
        running = False
        
    screen.fill("purple")
    
    bt.draw(screen)
    label.draw(screen)
        
    #更新显示
    pygame.display.flip()
    #pygame.display.update()
    
    dt = clock.tick(60) / 600
    
pygame.quit()

　　

效果：