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118 lines
3.5 KiB
118 lines
3.5 KiB
from PyQt4.QtGui import * |
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from electrum.plugins import BasePlugin, hook |
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from electrum.i18n import _ |
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import datetime |
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from electrum.util import format_satoshis |
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from electrum.bitcoin import COIN |
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try: |
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import matplotlib.pyplot as plt |
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import matplotlib.dates as md |
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from matplotlib.patches import Ellipse |
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from matplotlib.offsetbox import AnchoredOffsetbox, TextArea, DrawingArea, HPacker |
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flag_matlib=True |
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except: |
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flag_matlib=False |
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class Plugin(BasePlugin): |
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def is_available(self): |
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if flag_matlib: |
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return True |
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else: |
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return False |
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@hook |
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def export_history_dialog(self, window, hbox): |
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wallet = window.wallet |
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history = wallet.get_history() |
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if len(history) > 0: |
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b = QPushButton(_("Preview plot")) |
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hbox.addWidget(b) |
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b.clicked.connect(lambda: self.do_plot(wallet, history)) |
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else: |
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b = QPushButton(_("No history to plot")) |
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hbox.addWidget(b) |
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def do_plot(self, wallet, history): |
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balance_Val=[] |
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fee_val=[] |
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value_val=[] |
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datenums=[] |
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unknown_trans = 0 |
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pending_trans = 0 |
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counter_trans = 0 |
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balance = 0 |
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for item in history: |
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tx_hash, confirmations, value, timestamp, balance = item |
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if confirmations: |
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if timestamp is not None: |
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try: |
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datenums.append(md.date2num(datetime.datetime.fromtimestamp(timestamp))) |
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balance_Val.append(1000.*balance/COIN) |
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except [RuntimeError, TypeError, NameError] as reason: |
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unknown_trans += 1 |
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pass |
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else: |
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unknown_trans += 1 |
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else: |
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pending_trans += 1 |
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value_val.append(1000.*value/COIN) |
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if tx_hash: |
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label, is_default_label = wallet.get_label(tx_hash) |
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label = label.encode('utf-8') |
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else: |
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label = "" |
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f, axarr = plt.subplots(2, sharex=True) |
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plt.subplots_adjust(bottom=0.2) |
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plt.xticks( rotation=25 ) |
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ax=plt.gca() |
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x=19 |
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test11="Unknown transactions = "+str(unknown_trans)+" Pending transactions = "+str(pending_trans)+" ." |
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box1 = TextArea(" Test : Number of pending transactions", textprops=dict(color="k")) |
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box1.set_text(test11) |
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box = HPacker(children=[box1], |
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align="center", |
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pad=0.1, sep=15) |
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anchored_box = AnchoredOffsetbox(loc=3, |
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child=box, pad=0.5, |
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frameon=True, |
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bbox_to_anchor=(0.5, 1.02), |
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bbox_transform=ax.transAxes, |
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borderpad=0.5, |
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) |
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ax.add_artist(anchored_box) |
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plt.ylabel('mBTC') |
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plt.xlabel('Dates') |
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xfmt = md.DateFormatter('%Y-%m-%d') |
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ax.xaxis.set_major_formatter(xfmt) |
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axarr[0].plot(datenums,balance_Val,marker='o',linestyle='-',color='blue',label='Balance') |
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axarr[0].legend(loc='upper left') |
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axarr[0].set_title('History Transactions') |
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xfmt = md.DateFormatter('%Y-%m-%d') |
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ax.xaxis.set_major_formatter(xfmt) |
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axarr[1].plot(datenums,value_val,marker='o',linestyle='-',color='green',label='Value') |
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axarr[1].legend(loc='upper left') |
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# plt.annotate('unknown transaction = %d \n pending transactions = %d' %(unknown_trans,pending_trans),xy=(0.7,0.05),xycoords='axes fraction',size=12) |
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plt.show()
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