48 lines
1.3 KiB
Python
48 lines
1.3 KiB
Python
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import tkinter as tk
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import numpy as np
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from matplotlib import cbook
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from matplotlib.backends import _tkagg
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cbook.warn_deprecated("3.0", name=__name__, obj_type="module")
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def blit(photoimage, aggimage, bbox=None, colormode=1):
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tk = photoimage.tk
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if bbox is not None:
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bbox_array = bbox.__array__()
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# x1, x2, y1, y2
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bboxptr = (bbox_array[0, 0], bbox_array[1, 0],
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bbox_array[0, 1], bbox_array[1, 1])
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else:
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bboxptr = 0
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data = np.asarray(aggimage)
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dataptr = (data.shape[0], data.shape[1], data.ctypes.data)
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try:
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tk.call(
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"PyAggImagePhoto", photoimage,
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dataptr, colormode, bboxptr)
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except tk.TclError:
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if hasattr(tk, 'interpaddr'):
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_tkagg.tkinit(tk.interpaddr(), 1)
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else:
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# very old python?
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_tkagg.tkinit(tk, 0)
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tk.call("PyAggImagePhoto", photoimage,
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dataptr, colormode, bboxptr)
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def test(aggimage):
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r = tk.Tk()
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c = tk.Canvas(r, width=aggimage.width, height=aggimage.height)
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c.pack()
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p = tk.PhotoImage(width=aggimage.width, height=aggimage.height)
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blit(p, aggimage)
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c.create_image(aggimage.width, aggimage.height, image=p)
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blit(p, aggimage)
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while True:
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r.update_idletasks()
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