kopia lustrzana https://github.com/NanoVNA-Saver/nanovna-saver
100 wiersze
4.7 KiB
Python
100 wiersze
4.7 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 SmithChart(SquareChart):
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def drawChart(self, qp: QtGui.QPainter) -> None:
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centerX = int(self.width()/2)
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centerY = int(self.height()/2)
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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(centerX, centerY),
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int(self.dim.width / 2),
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int(self.dim.height / 2))
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qp.drawLine(
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centerX - int(self.dim.width / 2),
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centerY,
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centerX + int(self.dim.width / 2),
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centerY)
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qp.drawEllipse(QtCore.QPoint(centerX + int(self.dim.width/4), centerY),
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int(self.dim.width/4), int(self.dim.height/4)) # Re(Z) = 1
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qp.drawEllipse(QtCore.QPoint(centerX + int(2/3*self.dim.width/2), centerY),
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int(self.dim.width/6), int(self.dim.height/6)) # Re(Z) = 2
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qp.drawEllipse(QtCore.QPoint(centerX + int(3 / 4 * self.dim.width / 2), centerY),
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int(self.dim.width / 8), int(self.dim.height / 8)) # Re(Z) = 3
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qp.drawEllipse(QtCore.QPoint(centerX + int(5 / 6 * self.dim.width / 2), centerY),
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int(self.dim.width / 12), int(self.dim.height / 12)) # Re(Z) = 5
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qp.drawEllipse(QtCore.QPoint(centerX + int(1 / 3 * self.dim.width / 2), centerY),
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int(self.dim.width / 3), int(self.dim.height / 3)) # Re(Z) = 0.5
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qp.drawEllipse(QtCore.QPoint(centerX + int(1 / 6 * self.dim.width / 2), centerY),
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int(self.dim.width / 2.4), int(self.dim.height / 2.4)) # Re(Z) = 0.2
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qp.drawArc(centerX + int(3/8*self.dim.width), centerY, int(self.dim.width/4),
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int(self.dim.width/4), 90*16, 152*16) # Im(Z) = -5
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qp.drawArc(centerX + int(3/8*self.dim.width), centerY, int(self.dim.width/4),
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-int(self.dim.width/4), -90 * 16, -152 * 16) # Im(Z) = 5
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qp.drawArc(centerX + int(self.dim.width/4), centerY, int(self.dim.width/2),
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int(self.dim.height/2), 90*16, 127*16) # Im(Z) = -2
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qp.drawArc(centerX + int(self.dim.width/4), centerY, int(self.dim.width/2),
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-int(self.dim.height/2), -90*16, -127*16) # Im(Z) = 2
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qp.drawArc(centerX, centerY,
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self.dim.width, self.dim.height,
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90*16, 90*16) # Im(Z) = -1
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qp.drawArc(centerX, centerY,
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self.dim.width, -self.dim.height,
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-90 * 16, -90 * 16) # Im(Z) = 1
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qp.drawArc(centerX - int(self.dim.width / 2), centerY,
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self.dim.width * 2, self.dim.height * 2,
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int(99.5*16), int(43.5*16)) # Im(Z) = -0.5
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qp.drawArc(centerX - int(self.dim.width / 2), centerY,
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self.dim.width * 2, -self.dim.height * 2,
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int(-99.5 * 16), int(-43.5 * 16)) # Im(Z) = 0.5
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qp.drawArc(centerX - self.dim.width * 2, centerY,
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self.dim.width * 5, self.dim.height * 5,
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int(93.85 * 16), int(18.85 * 16)) # Im(Z) = -0.2
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qp.drawArc(centerX - self.dim.width*2, centerY,
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self.dim.width*5, -self.dim.height*5,
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int(-93.85 * 16), int(-18.85 * 16)) # Im(Z) = 0.2
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self.drawTitle(qp)
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qp.setPen(Chart.color.swr)
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for swr in self.swrMarkers:
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if swr <= 1:
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continue
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gamma = (swr - 1)/(swr + 1)
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r = round(gamma * self.dim.width/2)
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qp.drawEllipse(QtCore.QPoint(centerX, centerY), r, r)
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qp.drawText(
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QtCore.QRect(centerX - 50, centerY - 4 + r, 100, 20),
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QtCore.Qt.AlignCenter, str(swr))
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def zoomTo(self, x1, y1, x2, y2):
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raise NotImplementedError()
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