kopia lustrzana https://github.com/NanoVNA-Saver/nanovna-saver
55 wiersze
2.1 KiB
Python
55 wiersze
2.1 KiB
Python
# NanoVNASaver
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#
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# A python program to view and export Touchstone data from a NanoVNA
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# Copyright (C) 2019, 2020 Rune B. Broberg
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# Copyright (C) 2020ff NanoVNA-Saver Authors
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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import logging
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from PyQt5 import QtGui, QtCore
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from NanoVNASaver.Charts.Chart import Chart
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from NanoVNASaver.Charts.Square import SquareChart
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logger = logging.getLogger(__name__)
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class PolarChart(SquareChart):
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def drawChart(self, qp: QtGui.QPainter):
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center_x = int(self.width()/2)
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center_y = int(self.height()/2)
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width_2 = int(self.dim.width / 2)
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height_2 = int(self.dim.height / 2)
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width_45 = width_2 * 0.7071
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height_45 = height_2 * 0.7071
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qp.setPen(QtGui.QPen(Chart.color.text))
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qp.drawText(3, 15, self.name)
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qp.setPen(QtGui.QPen(Chart.color.foreground))
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qp.drawEllipse(QtCore.QPoint(center_x, center_y), width_2, height_2)
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qp.drawEllipse(QtCore.QPoint(center_x, center_y),
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width_2 // 2, height_2 // 2)
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qp.drawLine(center_x - width_2, center_y, center_x + width_2, center_y)
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qp.drawLine(center_x, center_y - height_2,
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center_x, center_y + height_2)
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qp.drawLine(center_x + width_45, center_y + height_45,
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center_x - width_45, center_y - height_45)
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qp.drawLine(center_x + width_45, center_y - height_45,
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center_x - width_45, center_y + height_45)
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self.drawTitle(qp)
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