Veronica Berglyd Olsen
63 lines
2.2 KiB
Python
63 lines
2.2 KiB
Python
"""
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novelWriter – Custom Widget: ProgressCircle
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===========================================
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File History:
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Created: 2023-06-07 [2.1b1]
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This file is a part of novelWriter
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Copyright 2018–2023, Veronica Berglyd Olsen
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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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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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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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"""
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from math import ceil
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from PyQt5.QtGui import QPaintEvent, QPainter, QPen
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from PyQt5.QtCore import QRect, Qt
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from PyQt5.QtWidgets import QProgressBar, QSizePolicy, QWidget
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class NProgressCircle(QProgressBar):
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__slots__ = ("_mPx", "_bPen", "_cPen", "_cRect", "_tColor")
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def __init__(self, parent: QWidget, size: int, point: int):
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super().__init__(parent=parent)
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self._mPx = point
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self._bPen = QPen(self.palette().alternateBase(), point, Qt.SolidLine, Qt.RoundCap)
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self._cPen = QPen(self.palette().highlight(), point, Qt.SolidLine, Qt.RoundCap)
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self._cRect = QRect(point, point, size - 2*point, size - 2*point)
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self._tColor = self.palette().text().color()
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self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
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self.setFixedWidth(size)
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self.setFixedHeight(size)
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return
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def paintEvent(self, event: QPaintEvent):
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"""Custom painter for the progress bar."""
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progress = 100.0*self.value()/self.maximum()
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angle = ceil(16*3.6*progress)
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qPaint = QPainter(self)
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qPaint.setRenderHint(QPainter.Antialiasing, True)
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qPaint.setPen(self._bPen)
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qPaint.drawArc(self._cRect, 0, 360*16)
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qPaint.setPen(self._cPen)
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qPaint.drawArc(self._cRect, 90*16, -angle)
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qPaint.setPen(self._tColor)
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qPaint.drawText(self._cRect, Qt.AlignCenter, f"{progress:.1f} %")
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return
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# END Class NProgressCircle
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