From f0065e64e69b7a15ec8c1edcb3bdeb62347f7f6a Mon Sep 17 00:00:00 2001
From: 206530407 <1294510428@qq.com>
Date: Tue, 22 Jun 2021 11:42:56 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=20'button'?=
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---
 button | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 button

diff --git a/button b/button
new file mode 100644
index 0000000..c92e523
--- /dev/null
+++ b/button
@@ -0,0 +1,33 @@
+import pygame.font              #导入pygame.font模块，它让pygame能够将文本渲染到屏幕上
+
+
+class Button():
+
+    def __init__(self, ai_settings, screen, msg):
+        """初始化按钮的属性"""
+        self.screen = screen
+        self.screen_rect = screen.get_rect()                #调用get_rect()方法，将表示屏幕的矩形存储在self.screen_rect中
+
+        # 设置按钮的尺寸和其它属性
+        self.width, self.height = 200, 50
+        self.button_color = (0, 255, 0)
+        self.text_color = (255, 255, 255)
+        self.font = pygame.font.SysFont(None, 48)               #调用font模块的SysFont类创建文字对象
+
+        # 创建按钮的rect对象，并使其居中
+        self.rect = pygame.Rect(0, 0, self.width, self.height)              #调用Rect类创建rect对象
+        self.rect.center = self.screen_rect.center              #让按钮位于屏幕中央
+
+        # 按钮的标签只需创建一次
+        self.prep_msg(msg)              #调用prep_msg()方法创建按钮标签
+
+    def prep_msg(self, msg):
+        """将msg渲染为图形，并使其在按钮上居中"""
+        self.msg_image = self.font.render(msg, True, self.text_color, self.button_color)                #调用font.render()方法将存储在msg中的文本转换为图像
+        self.msg_image_rect = self.msg_image.get_rect()
+        self.msg_image_rect.center = self.rect.center           #让按钮标签位于按钮中央
+
+    def draw_button(self):
+        # 绘制一个用颜色填充的按钮，再绘制文本
+        self.screen.fill(self.button_color, self.rect)              #调用fill()方法填充按钮
+        self.screen.blit(self.msg_image, self.msg_image_rect)               #调用blit()方法将文字对象添加到窗口上