实现对屏幕指定内容的操作

import time
import win32gui, win32ui, win32con, win32api

from PIL import Image
import pytesseract


# 将app窗口置为当前窗口,等效点，选3个，点击
time.sleep(10)
l = [(15, 81), (23, 120), (22, 126)]
for i in l:
    x, y = i
    win32api.SetCursorPos([x, y])
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, x, y)
    time.sleep(0.05)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, x, y)
    time.sleep(0.05)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, x, y)
    time.sleep(0.05)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, x, y)

#下拉内屏幕3次，鼠标位置相对win屏幕不变
dwData = -100
for i in range(20):
    dwData -= 20
    y -= (i+1)*120
    win32api.SetCursorPos([x, y])
    win32api.mouse_event(win32con.MOUSEEVENTF_WHEEL, x, y, dwData, 0)
    time.sleep(3)
    # 鼠标位置保持不变
    y += (i+1)*120

    #筛选
    #选取矩形区，进行字符串字符串识别
    img_fn = 'my.screenshot.png'
    hwnd = 0  # 窗口的编号，0号表示当前活跃窗口
    # 根据窗口句柄获取窗口的设备上下文DC（Divice Context）
    hwndDC = win32gui.GetWindowDC(hwnd)
    # 根据窗口的DC获取mfcDC
    mfcDC = win32ui.CreateDCFromHandle(hwndDC)
    # mfcDC创建可兼容的DC
    saveDC = mfcDC.CreateCompatibleDC()
    # 创建bigmap准备保存图片
    saveBitMap = win32ui.CreateBitmap()
    # 获取监控器信息
    MoniterDev = win32api.EnumDisplayMonitors(None, None)
    w = MoniterDev[0][2][2]
    h = MoniterDev[0][2][3]
    # w,h=(150,30)
    # print w,h　　　#图片大小
    # 为bitmap开辟空间

    saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
    # 高度saveDC，将截图保存到saveBitmap中
    saveDC.SelectObject(saveBitMap)
    # 截取从左上角（0，0）长宽为（w，h）的图片
    # saveDC.BitBlt((0, 0), (w, h), mfcDC, (0, 0), win32con.SRCCOPY)
    # 截取目标区域图片
    cx, cy = (120, 277)
    w, h = (300,  100)
    saveDC.BitBlt((cx, cy), (w, h), mfcDC, (cx, cy), win32con.SRCCOPY)
    saveBitMap.SaveBitmapFile(saveDC, img_fn)


    im = Image.open(img_fn)
    cropedIm = im.crop((cx, cy, cx + w, cy + h))
    cropedIm.save('my.screenshot.crop.png')

    # MoniterDev = win32api.EnumDisplayMonitors(None, None)


    # import os.path
    #
    # # img_dir = 'C:\Users\sas\PycharmProjects\py_win_to_unix\crontab_chk_url\personas\trunk\plugins\pyos\'
    # # img_n = 'en1.PNG'
    # # img_n = 'cn1.PNG'
    # # img_n = 'bd_res.PNG'
    # # img = '{}{}'.format(img_dir, img_n)
    # # chk_exist=os.path.isfile(img)
    #
    # # d=Image.open('pil0.PNG')
    # # 上面都是导包，只需要下面这一行就能实现图片文字识别
    # # text = pytesseract.image_to_string(Image.open(img), lang='chi_sim') #chi_sim eng
    text = pytesseract.image_to_string(Image.open('my.screenshot.crop.png'), lang='chi_sim')  # chi_sim eng
    text_en = pytesseract.image_to_string(Image.open('my.screenshot.crop.png'), lang='eng')  # chi_sim eng
    #
    #一旦点击区域文字和背景的对比度降低，识别为空字符串
    print(text)
    print(text_en)


    #进入个人页

    win32api.SetCursorPos([cx, cy+(i+1)*120])
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, cx, cy+(i+1)*120)
    time.sleep(0.05)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, cx, cy+(i+1)*120)
    time.sleep(0.05)


    time.sleep(12)
    bx,by=(43,91)

    win32api.SetCursorPos([bx, by])
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTDOWN, bx, by)
    time.sleep(0.05)
    win32api.mouse_event(win32con.MOUSEEVENTF_LEFTUP, bx, by)
    time.sleep(0.05)




import os
os._exit(2323)