python wxpython一例
前些天wxpython做得简单代码，目标是：比如说c:\photos\....下面有很多头像图片，这些图片在上面或下面有一个圆点，呈现图片一段时间，判断圆点在上面还是下面，按1，2进行反应，记录反应时间。
注：是帮朋友进行孤独症儿童注意力分配实验写的，后面因为在处理*.gif图片的时候响应速度不够好，改为用delphi7写了。
程序涉及：
wxpython
事件响应
图片缩放和GIF动画操作
# -*- coding: cp936 -*-import timeimport wx,osimport wx.animatefrom operator import or_from func import *fromthreading import *class M(object): idx = 0 total = 0 right = 0 wrong = 0 starticker = 0 #开始时间 steps = [] answer = 0 pause = 1000 pre = 'bmp' #0 is bmp,1 is if,2 is text class FullScreenPanel(wx.Panel): def __init__(self,parent): wx.Panel.__init__(self,parent,name="FullScreenPanel",style= wx.DEFAULT_FRAME_STYLE | wx.WANTS_CHARS ) self.SetBackgroundColour('black') self.TrialBtn = wx.Button(self,label="练习") self.TrialBtn.Bind(wx.EVT_BUTTON,self.BeginTrial) self.TestBtn = wx.Button(self,label="测试") self.TestBtn.Bind(wx.EVT_BUTTON,self.BeginTest) sizer = wx.BoxSizer(orient=wx.VERTICAL) sizer.AddStretchSpacer() sizer.Add(self.TrialBtn,0, wx.ALIGN_CENTER ) sizer.Add(self.TestBtn,0, wx.ALIGN_CENTER ) sizer.AddStretchSpacer() self.SetSizer(sizer) self.Layout() def hideImg(self): try: self.curImg.Show(False) except: pass def hideGif(self): try: self.curGif.Stop() self.curGif.Close() self.curGif.Show(False) except: print "hide gif error" pass def hideText(self): try: self.curText.Show(False) except: pass def KeyDownResponse(self,evt): code = evt.GetKeyCode() if code in (49,50): self.stopTimer() self.Bind(wx.EVT_KEY_DOWN,self.KeyDownNull) if code == 49: code = 1 else: code = 2 if code == M.answer: slapedTime = time.time() - M.starticker self.show(response['right']) M.right = M.right + 1 M.total = M.total + 1 rate = M.right/float(M.total) else: slapedTime = time.time() - M.starticker self.show(response['wrong']) M.wrong = M.wrong + 1 M.total = M.total + 1 rate = M.right/float(M.total) text = "正确率:%.3f 耗时:%.3f" % (rate,slapedTime) if self.practice: self.addText(text) self.fp.write(text+"\n") self.timer = wx.CallLater(M.pause,self.next) else: pass def addText(self,text): mm=wx.DisplaySize() x0 = 100 y0 = 600 self.curText = wx.StaticText(self,-1,text,(x0,y0),(160,0),wx.ALIGN_CENTER) font=wx.Font(18,wx.DECORATIVE,wx.NORMAL,wx.NORMAL) self.curText.SetFont(font) self.curText.SetForegroundColour("white") self.curText.SetBackgroundColour("black") self.curText.Show(True) def KeyDownNull(self,evt): pass def showText(self,text): mm=wx.DisplaySize() x0 = (mm - 60) / 2 y0 = (mm - 60) / 2 self.curText = wx.StaticText(self,-1,text,(x0,y0),(160,0),wx.ALIGN_CENTER) font=wx.Font(28,wx.DECORATIVE,wx.NORMAL,wx.NORMAL) self.curText.SetFont(font) self.curText.SetForegroundColour("white") self.curText.SetBackgroundColour("black") self.curText.Show(True) def showBmp(self,fpath): try: self.curImg.Show(False) except: pass mm=wx.DisplaySize() img = wx.Image(fpath, wx.BITMAP_TYPE_BMP) x0 = (mm - img.GetWidth()) / 2 y0 = (mm - img.GetHeight()) / 2 wxBitmap = img.ConvertToBitmap() # self.curImg.SetBitmap(wxBitmap) self.curImg = wx.StaticBitmap(self, -1, img.ConvertToBitmap(), (x0,y0), (img.GetWidth(), img.GetHeight())) self.curImg.Show(True) print "end.."+fpath def showGif(self,fpath): mm=wx.DisplaySize() img = wx.Image(fpath, wx.BITMAP_TYPE_GIF) x0 = (mm - img.GetWidth()) / 2 y0 = (mm - img.GetHeight()) / 2 self.curGif = wx.animate.GIFAnimationCtrl(self, -1, fpath, (x0,y0), (img.GetWidth(), img.GetHeight())) self.curGif.GetPlayer().UseBackgroundColour(True) self.curGif.Play() def show(self,fpath): type = getType(fpath) self.hideText() self.hideGif() if not type == M.pre: if type == "gif": self.hideText() self.hideImg() self.hideGif() elif type == "bmp": self.hideGif() self.hideText() else: self.hideImg() self.hideGif() M.pre = type print 'show '+fpath iftype == "bmp": self.hideText() self.showBmp(fpath) elif type == "gif": self.hideText() self.showGif(fpath) elif type == "": self.showText(fpath) def stopTimer(self): self.timer.Stop() def timeout(self): self.stopTimer() self.Bind(wx.EVT_KEY_DOWN,self.KeyDownNull) self.show(response['timeout']) M.total += 1 rate = M.right / float(M.total) slapedTime = time.time() - M.starticker text = "正确率:%.3f %.3f" % (rate,slapedTime) if self.practice: self.addText(text) self.fp.write(text+"\n") self.timer = wx.CallLater(M.pause,self.next) def next(self): idx = M.idx if idx > len(M.steps)-1: self.stopTimer() print "over" return "" print 'current idx %s' %idx opType =M.steps fpath = M.steps type = getType(fpath) sepTime = M.steps M.idx = idx+1 self.show(fpath) if opType == 0: #退出 self.Bind(wx.EVT_KEY_DOWN,self.KeyDownOver) if opType == 1: #等待space self.Bind(wx.EVT_KEY_DOWN,self.KeyDownTrigger) elif opType in (2,3): #空操作 self.Bind(wx.EVT_KEY_DOWN,self.KeyDownNull) self.timer = wx.CallLater(sepTime, self.next) elif opType == 4:#等待反映,1500ms 后 self.Bind(wx.EVT_KEY_DOWN,self.KeyDownResponse) #多做一次也无所谓，让逻辑 M.starticker = time.time() self.timer = wx.CallLater(sepTime, self.timeout) elif opType == 9: M.answer = M.steps self.Bind(wx.EVT_KEY_DOWN,self.KeyDownResponse) self.timer = wx.CallLater(sepTime, self.next) def KeyDownOver(self,evt): self.stopTimer() self.hideGif() self.hideText() self.hideImg() self.TrialBtn.Show() self.TestBtn.Show() try: self.fp.close() except: pass M.steps = [] M.idx = 0 M.total = 0 M.right = 0 M.wrong = 0 M.starticker = 0 #开始时间 M.steps = [] M.answer = 0 def KeyDownTrigger(self,evt): if evt.GetKeyCode() == 32: self.next() def getSavePath(self): sp = time.strftime("%Y-%m-%d-%H-%M-%S",time.localtime())+".txt" return os.path.join(os.getcwd(),sp) def BeginTest(self,evt): fpath = self.getSavePath() self.fp = open(fpath, 'w') self.practice = False self.TrialBtn.Hide() self.TestBtn.Hide() M.steps = getSteps(testConf) print M.steps self.next() self.FullScreen(evt) def BeginTrial(self,evt): fpath = self.getSavePath() self.fp = open(fpath, 'w') self.practice = True self.TrialBtn.Hide() self.TestBtn.Hide() M.steps = getSteps(trialConf) self.next() self.FullScreen(evt) def GetFlags(self): res = [] val = "FULLSCREEN_ALL" res.append(getattr(wx,val)) return reduce(or_,res,0) def FullScreen(self,evt): top = self.GetTopLevelParent() top.OnFullScreen(evt)class MainFrame(wx.Frame): def __init__(self, parent): wx.Frame.__init__(self, parent, wx.ID_ANY, 'Test FullScreen', size=(600, 400)) self.Bind(wx.EVT_CLOSE, self.OnCloseWindow) self.client = FullScreenPanel(self) mbar = wx.MenuBar() the_menu = wx.Menu() fullscreenMI = the_menu.Append(wx.ID_ANY,"Full Screen\tF12","Toggles Full Screen Mode") mbar.Append(the_menu,"File") self.SetMenuBar(mbar) self.Bind(wx.EVT_MENU,self.OnFullScreen,id=fullscreenMI.GetId()) def OnCloseWindow(self, event): self.Destroy() def OnFullScreen(self,event): flags = self.client.GetFlags() self.ShowFullScreen(not self.IsFullScreen(),flags)class MainApp(wx.App): def OnInit(self): self.main = MainFrame(None) self.main.Show() self.SetTopWindow(self.main) return Truedef main(): application = MainApp(redirect=False) application.MainLoop()if __name__=='__main__': main()
# -*- coding: cp936 -*-import osimport randomimport wxdef opj(path): st = apply(os.path.join, tuple(path.split('/'))) if path.startswith('/'): st = '/' + st return stimgTypeDict = { 'bmp':wx.BITMAP_TYPE_BMP, 'gif':wx.BITMAP_TYPE_GIF, 'png':wx.BITMAP_TYPE_PNG, 'jpg':wx.BITMAP_TYPE_JPEG}#获取后缀def getType(o): if o.rfind(".") > -1: idx=o.rindex(".")+1 return o.lower() else: return "" p1 = opj('photos/right.bmp')p2 = opj('photos/wrong.bmp')p3 = opj('photos/no response.bmp')response = { 'right':p1, 'wrong':p2, 'timeout':p3} sep = (2,'+',1000)sep0 = (2,'',1000)trialConf = ( (1,'photos/welcome.bmp'), (1,'photos/instruction.bmp'), (2,'+',1), #1000ms 文本 (3,'photos/practice/face1', 400,200,1500), #探测的文件目录时间（面空时间，探测点时间，等待回答时间） (0,'photos/goodbye.bmp',5000))testConf = ( (1,'photos/welcome.bmp'), (1,'photos/instruction.bmp'), (2,'+',1000), #1000ms 文本 (3,'photos/donghua', 400,50,1500), #探测的文件目录时间（面空时间，探测点时间，等待回答时间） (0,'photos/goodbye.bmp',5000))def getSteps(conf): steps=[] for x in conf: type = x img = x if type == 0: #end item = (0,opj(x),-1) steps.append(item) if type == 1: #单个图片 item = (1,opj(x),-1) #-1 means infinate steps.append(item) elif type == 2: # item = (2,x,x) #内容，时间 steps.append(item) elif type == 3: dir1 = x t1 = x t2 = x t3 = x face=[] probe=[] for root, dirs, files in os.walk(dir1, topdown=False): for name in files: if name.endswith(".gif") or name.endswith(".bmp"): face.append(opj(os.path.join(root, name))) face.sort() print face count = len(face) i=0 while(i<count): curImg = face i += 1 nextImg = face if nextImg.find("_2") > 0: #存在2，就是下面有点 answer = 2 else: answer = 1 i += 1 curItem = (curImg,nextImg,answer) probe.append(curItem) # print face random.shuffle(probe) i=0 count = len(probe) #print probe while(i<count): curItem = probe item = (3,curItem,t1) steps.append(item) item = (9,curItem,t2,curItem) #马上要激活keyboard反应,并置相应的时间处理函数 #(类型4需要响应,图片路径，呈现时间，正确答案，超时时间， steps.append(item) item = (4,curItem,t3) steps.append(item) steps.append(sep0) steps.append(sep) i += 1 return steps
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