def __init__(self, parent=None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
# code for async calling of update
self.update_ = self.metaObject().method(
self.metaObject().indexOfMethod('update()'))
def __init__(self, parent = None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
# code for async calling of update
self.update_ = self.metaObject().method(self.metaObject().indexOfMethod('update()'))
class SimulatorViewer(QtWidgets.QFrame):
resized = QtCore.pyqtSignal()
def __init__(self, parent=None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
def paintEvent(self, event):
super(SimulatorViewer, self).paintEvent(event)
painter = QtGui.QPainter(self)
painter.fillRect(self.rect(), QtCore.Qt.white)
s = self.bitmap.rect().size()
s.scale(self.rect().size(), QtCore.Qt.KeepAspectRatio)
dx = (self.width() - s.width()) / 2
dy = (self.height() - s.height()) / 2
painter.drawPixmap(QtCore.QRect(QtCore.QPoint(dx, dy), s), self.bitmap,
self.bitmap.rect())
def export_bitmap(self, filename):
"""Saves the view into a file."""
self.bitmap.save(filename)
def update_bitmap(self):
self.bitmap = QtGui.QPixmap.fromImage(self.blt_bitmap)
# resize the canvas - at this point nothing is being drawn
if self.resize_on_paint:
self.blt_bitmap = QtGui.QImage(self.width(), self.height(),
QtGui.QImage.Format_ARGB32)
self.renderer.set_canvas(self.blt_bitmap)
self.resize_on_paint = False
self.update()
def resizeEvent(self, event):
"""Resize panel and canvas"""
# use cached size and flag
self.resize_on_paint = True
self.resized.emit()
class SimulatorViewer(QtGui.QFrame):
resized = QtCore.pyqtSignal()
def __init__(self, parent = None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
def paintEvent(self, event):
super(SimulatorViewer, self).paintEvent(event)
painter = QtGui.QPainter(self)
painter.fillRect(self.rect(),QtCore.Qt.white)
s = self.bitmap.rect().size()
s.scale(self.rect().size(),QtCore.Qt.KeepAspectRatio)
dx = (self.width() - s.width())/2
dy = (self.height() - s.height())/2
painter.drawPixmap(QtCore.QRect(QtCore.QPoint(dx,dy),s),self.bitmap,self.bitmap.rect())
def export_bitmap(self,filename):
"""Saves the view into a file."""
self.bitmap.save(filename)
def update_bitmap(self):
self.bitmap = QtGui.QPixmap.fromImage(self.blt_bitmap)
# resize the canvas - at this point nothing is being drawn
if self.resize_on_paint:
self.blt_bitmap = QtGui.QImage(self.width(),
self.height(),
QtGui.QImage.Format_ARGB32)
self.renderer.set_canvas(self.blt_bitmap)
self.resize_on_paint = False
self.update()
def resizeEvent(self,event):
"""Resize panel and canvas"""
# use cached size and flag
self.resize_on_paint = True
self.resized.emit()
def __init__(self, parent=None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
def __init__(self, parent=None):
super(SimulatorViewer, self).__init__(parent)
self.bitmap = QtGui.QPixmap()
self.blt_bitmap = QtGui.QImage(self.size(), QtGui.QImage.Format_ARGB32)
self.renderer = QtRenderer(self.blt_bitmap)
self.resize_on_paint = False
