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import wx
class ImagePanel(wx.Panel):
def __init__(self,parent,id,size=(200,200),image=None,pos=(0,0)):
wx.Panel.__init__(self,parent, id,size=size,pos=pos)
self.image=image
self.bitmap=wx.StaticBitmap(self, -1, image.ConvertToBitmap(),
style=wx.TAB_TRAVERSAL|wx.SIMPLE_BORDER)
self.update()
def SetImage(self,image):
self.image=image
self.update()
def update(self):
size=self.GetSizeTuple()
imsize=(self.image.GetWidth(),self.image.GetHeight())
if (float(imsize[0])/float(size[0]))>(float(imsize[1])/float(size[1])):
scale=(float(imsize[0])/float(size[0]))
else:
scale=(float(imsize[1])/float(size[1]))
newsize=(int(imsize[0]/scale),int(imsize[1]/scale))
newpos=( (size[0]-newsize[0])/2, (size[1]-newsize[1])/2)
self.bitmap.SetBitmap(self.image.Rescale(newsize[0],newsize[1]).ConvertToBitmap())
self.bitmap.SetPosition(newpos);
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