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from PyQt6 import QtCore, QtGui, QtWidgets
import logging
log = logging.getLogger("AVP.Gui.PreviewWindow")
class PreviewWindow(QtWidgets.QLabel):
"""
Paints the preview QLabel in MainWindow and maintains the aspect ratio
when the window is resized.
"""
def __init__(self, parent, img):
super().__init__()
self.parent = parent
# FIXME
# self.setFrameStyle(QtWidgets.QFrame.StyledPanel)
self.pixmap = QtGui.QPixmap(img)
def paintEvent(self, event):
size = self.size()
painter = QtGui.QPainter(self)
point = QtCore.QPoint(0, 0)
scaledPix = self.pixmap.scaled(
size,
QtCore.Qt.AspectRatioMode.KeepAspectRatio,
transformMode=QtCore.Qt.TransformationMode.SmoothTransformation,
)
# start painting the label from left upper corner
point.setX(int((size.width() - scaledPix.width()) / 2))
point.setY(int((size.height() - scaledPix.height()) / 2))
painter.drawPixmap(point, scaledPix)
def changePixmap(self, img):
self.pixmap = QtGui.QPixmap(img)
self.repaint()
def mousePressEvent(self, event):
if self.parent.encoding:
return
i = self.parent.listWidget_componentList.currentRow()
if i >= 0:
component = self.parent.core.selectedComponents[i]
if not hasattr(component, "previewClickEvent"):
return
qpoint = event.position().toPoint()
pos = (qpoint.x(), qpoint.y())
size = (self.width(), self.height())
butt = event.button()
log.info("Click event for #%s: %s button %s" % (i, pos, butt))
component.previewClickEvent(pos, size, butt)
@QtCore.pyqtSlot(str)
def threadError(self, msg):
self.parent.showMessage(msg=msg, icon="Critical", parent=self)
log.info("%", repr(self.parent))
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