() pygame.display.set_caption('Draw Rectangle') screen = pygame.display.set_mode([600, 500]) mRunning = True while mRunning: for event in pygame.event.get(): if event.type == QUIT: mRunning = False DrawRect( screen ) pygame.display.update() pygame.quit() if __name__ == "__...
canvas.delete(lastDraw)exceptException as e:passlastDraw= canvas.create_rectangle(X.get(),Y.get(),event.x,event.y,fill=backColor,outline=foreColor)elifwhat.get()==5:#橡皮,使用背景色填充10*10的矩形区域,相当于擦除图像canvas.create_rectangle(event.x-5,event.y-5,event.x+5,event.y+5,ou...
')# 设置窗口的背景色 screen.fill((0,0,0))clock=(255,255,255)# 绘制矩形 # 显示窗口,(颜色),(左,顶,宽,高) pygame.draw.rect(screen,clock,(20,20,50,20),1)# 或者((左,上),(宽,高)
mouse_x, mouse_y = pygame.mouse.get_pos() rectangles.append(pygame.Rect(mouse_x, mouse_y, 40, 40)) screen.fill((0,0,0)) pressed_keys = pygame.key.get_pressed() player.update(pressed_keys) screen.blit(player.surf,player.rect) # draw all the rectangles we memorised for rectangle in...
你需要做的只是： install.packages("installr") library(installr) updateR() 然后就会提示最新的R...
lastDraw = self.canvas.create_rectangle(self.X.get(), self.Y.get(), event.x, event.y, outline='black') self.canvas.bind('<B1-Motion>', onLeftButtonMove) #获取鼠标左键抬起的位置,保存区域截图 def onLeftButtonUp(event): self.sel = False ...
例如,draw类可用于绘制不同的形状,如矩形、多边形、圆形等;event类可以调用get或pump等函数来处理用户事件。可以通过创建对象来进行这些调用,首先为每个操作创建对象。在本节中,您将探索这些概念,这将帮助您学习如何访问表面对象、矩形对象和绘制到屏幕。 创建自定义尺寸的空白表面最基本的方法是从 pygame 命名空间调用...
(self,x,y0,y1,color=None,flush=True):...defdrawHLine(self,y,x0,x1,color=None,flush=True):...defdrawRectangle(self,x0,y0,x1,y1,color=None,fill=True,flush=True):...defdrawLine(self,x0,y0,x1,y1,color=None,flush=True):...defdrawBitmap(self,x,y,bitmap,mode='normal',flush=...
函数的返回值是一个Rect,表示的是受影响的Surface区域。(原文:All the drawing functions respect the clip area for the Surface, and will be constrained to that area. The functions return a rectangle representing the bounding area of changed pixels.)...
) for (x, y, w, h) in faces: # img = cv2.rectangle(img,(x,y),(x+w,y+h),(0,255,0),2) # 绘画人脸识别数据. img = drawMark(img, x, y, w, h) # 根据人脸识别数据添加特效图像. return img# 定义函数--添加特效图像功能def drawMark(img, x, y, w, h): ...