53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
#!/usr/bin/env python3
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#
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# Electron Cash - lightweight Bitcoin client
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# Copyright (C) 2019 Axel Gembe <derago@gmail.com>
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#
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# Permission is hereby granted, free of charge, to any person
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# obtaining a copy of this software and associated documentation files
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# (the "Software"), to deal in the Software without restriction,
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# including without limitation the rights to use, copy, modify, merge,
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# publish, distribute, sublicense, and/or sell copies of the Software,
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# and to permit persons to whom the Software is furnished to do so,
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# subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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from PyQt5.QtWidgets import QWidget
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from PyQt5.QtGui import QPixmap, QPainter, QPaintEvent
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class QrReaderVideoWidget(QWidget):
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"""
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Simple widget for drawing a pixmap
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"""
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USE_BILINEAR_FILTER = True
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def __init__(self, parent: QWidget = None):
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super().__init__(parent)
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self.pixmap = None
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def paintEvent(self, _event: QPaintEvent):
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if not self.pixmap:
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return
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painter = QPainter(self)
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if self.USE_BILINEAR_FILTER:
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painter.setRenderHint(QPainter.SmoothPixmapTransform)
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painter.drawPixmap(self.rect(), self.pixmap, self.pixmap.rect())
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def setPixmap(self, pixmap: QPixmap):
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self.pixmap = pixmap
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self.update()
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