def get_icon(name, as_qicon=False):
"""Returns a `QPixmap` containing the given image, or a QIcon if `as_qicon`
is True"""
filename = name + ".png"
icon = icons.get(filename)
if not icon:
path = os.path.dirname(__file__)
path = os.path.join(path, "icons")
filepath = os.path.join(path, filename)
if not os.path.exists(filepath):
filepath = os.path.join(path, "pink.png")
icon = QtGui.QPixmap(filepath)
icons[filename] = icon
return QtGui.QIcon(icon) if as_qicon else icon
def __init__(self, image_file, parent=None):
super(ImageViewerWidget, self).__init__(parent)
self.fit = False
self.prev_scale = 1.0
self.scene = QtGui.QGraphicsScene()
image = QtGui.QPixmap(image_file)
self.image_item = self.scene.addPixmap(image)
self.image_item.setTransformationMode(QtCore.Qt.SmoothTransformation)
npix = max(image.width(), image.height())
max_scale = npix / 200.0
self.view = GraphicsView(self.scene, max_scale=max_scale)
create_pane([self.view], False, parent_widget=self)
self.view.setRenderHints(QtGui.QPainter.Antialiasing
| QtGui.QPainter.SmoothPixmapTransform)
self.view.show()
self._fit_in_view()
