56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
# This file is part of KDDockWidgets.
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#
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# SPDX-FileCopyrightText: 2020 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
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# Author: Renato Araujo Oliveira Filho <renato.araujo@kdab.com>
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#
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# SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
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#
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# Contact KDAB at <info@kdab.com> for commercial licensing options.
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#
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# pylint: disable=missing-module-docstring,missing-class-docstring,missing-function-docstring
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from PySide6 import QtWidgets, QtGui, QtCore
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# pylint: disable=too-few-public-methods
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class MyWidget(QtWidgets.QWidget):
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s_images = {}
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def __init__(self, backgroundFile="", logoFile="", parent=None):
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super().__init__(parent)
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self.background = self._lookupImage(backgroundFile)
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self.logo = self._lookupImage(logoFile)
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# pylint: disable=no-self-use
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def _lookupImage(self, imageName):
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if imageName == "":
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return None
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if imageName not in MyWidget.s_images:
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MyWidget.s_images[imageName] = QtGui.QImage(imageName)
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return MyWidget.s_images[imageName]
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def drawLogo(self, p):
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if not self.logo:
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return
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ratio = self.logo.height() / (self.logo.width() * 1.0)
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maxWidth = int(0.80 * self.size().width())
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maxHeight = int(0.80 * self.size().height())
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proposedHeight = int(maxWidth * ratio)
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if proposedHeight <= maxHeight:
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width = maxWidth
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else:
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width = int(maxHeight / ratio)
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height = int(width * ratio)
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targetLogoRect = QtCore.QRect(0, 0, width, height)
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targetLogoRect.moveCenter(self.rect().center(
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) + QtCore.QPoint(0, -int(self.size().height() * 0.00)))
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p.drawImage(targetLogoRect, self.logo, self.logo.rect())
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