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path: root/src/silx/gui/plot3d/actions/io.py
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Diffstat (limited to 'src/silx/gui/plot3d/actions/io.py')
-rw-r--r--src/silx/gui/plot3d/actions/io.py102
1 files changed, 50 insertions, 52 deletions
diff --git a/src/silx/gui/plot3d/actions/io.py b/src/silx/gui/plot3d/actions/io.py
index 47b0ce5..3c6212f 100644
--- a/src/silx/gui/plot3d/actions/io.py
+++ b/src/silx/gui/plot3d/actions/io.py
@@ -57,9 +57,9 @@ class CopyAction(Plot3DAction):
def __init__(self, parent, plot3d=None):
super(CopyAction, self).__init__(parent, plot3d)
- self.setIcon(getQIcon('edit-copy'))
- self.setText('Copy')
- self.setToolTip('Copy a snapshot of the 3D scene to the clipboard')
+ self.setIcon(getQIcon("edit-copy"))
+ self.setText("Copy")
+ self.setToolTip("Copy a snapshot of the 3D scene to the clipboard")
self.setCheckable(False)
self.setShortcut(qt.QKeySequence.Copy)
self.setShortcutContext(qt.Qt.WidgetShortcut)
@@ -68,7 +68,7 @@ class CopyAction(Plot3DAction):
def _triggered(self, checked=False):
plot3d = self.getPlot3DWidget()
if plot3d is None:
- _logger.error('Cannot copy widget, no associated Plot3DWidget')
+ _logger.error("Cannot copy widget, no associated Plot3DWidget")
else:
image = plot3d.grabGL()
qt.QApplication.clipboard().setImage(image)
@@ -85,9 +85,9 @@ class SaveAction(Plot3DAction):
def __init__(self, parent, plot3d=None):
super(SaveAction, self).__init__(parent, plot3d)
- self.setIcon(getQIcon('document-save'))
- self.setText('Save...')
- self.setToolTip('Save a snapshot of the 3D scene')
+ self.setIcon(getQIcon("document-save"))
+ self.setText("Save...")
+ self.setToolTip("Save a snapshot of the 3D scene")
self.setCheckable(False)
self.setShortcut(qt.QKeySequence.Save)
self.setShortcutContext(qt.Qt.WidgetShortcut)
@@ -96,13 +96,14 @@ class SaveAction(Plot3DAction):
def _triggered(self, checked=False):
plot3d = self.getPlot3DWidget()
if plot3d is None:
- _logger.error('Cannot save widget, no associated Plot3DWidget')
+ _logger.error("Cannot save widget, no associated Plot3DWidget")
else:
dialog = qt.QFileDialog(self.parent())
- dialog.setWindowTitle('Save snapshot as')
+ dialog.setWindowTitle("Save snapshot as")
dialog.setModal(True)
- dialog.setNameFilters(('Plot3D Snapshot PNG (*.png)',
- 'Plot3D Snapshot JPEG (*.jpg)'))
+ dialog.setNameFilters(
+ ("Plot3D Snapshot PNG (*.png)", "Plot3D Snapshot JPEG (*.jpg)")
+ )
dialog.setFileMode(qt.QFileDialog.AnyFile)
dialog.setAcceptMode(qt.QFileDialog.AcceptSave)
@@ -116,17 +117,18 @@ class SaveAction(Plot3DAction):
# Forces the filename extension to match the chosen filter
extension = nameFilter.split()[-1][2:-1]
- if (len(filename) <= len(extension) or
- filename[-len(extension):].lower() != extension.lower()):
+ if (
+ len(filename) <= len(extension)
+ or filename[-len(extension) :].lower() != extension.lower()
+ ):
filename += extension
image = plot3d.grabGL()
if not image.save(filename):
- _logger.error('Failed to save image as %s', filename)
+ _logger.error("Failed to save image as %s", filename)
qt.QMessageBox.critical(
- self.parent(),
- 'Save snapshot as',
- 'Failed to save snapshot')
+ self.parent(), "Save snapshot as", "Failed to save snapshot"
+ )
class PrintAction(Plot3DAction):
@@ -140,9 +142,9 @@ class PrintAction(Plot3DAction):
def __init__(self, parent, plot3d=None):
super(PrintAction, self).__init__(parent, plot3d)
- self.setIcon(getQIcon('document-print'))
- self.setText('Print...')
- self.setToolTip('Print a snapshot of the 3D scene')
+ self.setIcon(getQIcon("document-print"))
+ self.setText("Print...")
+ self.setToolTip("Print a snapshot of the 3D scene")
self.setCheckable(False)
self.setShortcut(qt.QKeySequence.Print)
self.setShortcutContext(qt.Qt.WidgetShortcut)
@@ -158,11 +160,11 @@ class PrintAction(Plot3DAction):
def _triggered(self, checked=False):
plot3d = self.getPlot3DWidget()
if plot3d is None:
- _logger.error('Cannot print widget, no associated Plot3DWidget')
+ _logger.error("Cannot print widget, no associated Plot3DWidget")
else:
printer = self.getPrinter()
dialog = qt.QPrintDialog(printer, plot3d)
- dialog.setWindowTitle('Print Plot3D snapshot')
+ dialog.setWindowTitle("Print Plot3D snapshot")
if not dialog.exec():
return
@@ -174,19 +176,15 @@ class PrintAction(Plot3DAction):
return
pageRect = printer.pageRect(qt.QPrinter.DevicePixel)
- if (pageRect.width() < image.width() or
- pageRect.height() < image.height()):
+ if pageRect.width() < image.width() or pageRect.height() < image.height():
# Downscale to page
xScale = pageRect.width() / image.width()
yScale = pageRect.height() / image.height()
scale = min(xScale, yScale)
else:
- scale = 1.
+ scale = 1.0
- rect = qt.QRectF(0,
- 0,
- scale * image.width(),
- scale * image.height())
+ rect = qt.QRectF(0, 0, scale * image.width(), scale * image.height())
painter.drawImage(rect, image)
painter.end()
@@ -201,15 +199,14 @@ class VideoAction(Plot3DAction):
Plot3DWidget the action is associated with
"""
- PNG_SERIE_FILTER = 'Serie of PNG files (*.png)'
- MNG_FILTER = 'Multiple-image Network Graphics file (*.mng)'
+ PNG_SERIE_FILTER = "Serie of PNG files (*.png)"
+ MNG_FILTER = "Multiple-image Network Graphics file (*.mng)"
def __init__(self, parent, plot3d=None):
super(VideoAction, self).__init__(parent, plot3d)
- self.setText('Record video..')
- self.setIcon(getQIcon('camera'))
- self.setToolTip(
- 'Record a video of a 360 degrees rotation of the 3D scene.')
+ self.setText("Record video..")
+ self.setIcon(getQIcon("camera"))
+ self.setToolTip("Record a video of a 360 degrees rotation of the 3D scene.")
self.setCheckable(False)
self.triggered[bool].connect(self._triggered)
@@ -217,15 +214,13 @@ class VideoAction(Plot3DAction):
"""Action triggered callback"""
plot3d = self.getPlot3DWidget()
if plot3d is None:
- _logger.warning(
- 'Ignoring action triggered without Plot3DWidget set')
+ _logger.warning("Ignoring action triggered without Plot3DWidget set")
return
dialog = qt.QFileDialog(parent=plot3d)
- dialog.setWindowTitle('Save video as...')
+ dialog.setWindowTitle("Save video as...")
dialog.setModal(True)
- dialog.setNameFilters([self.PNG_SERIE_FILTER,
- self.MNG_FILTER])
+ dialog.setNameFilters([self.PNG_SERIE_FILTER, self.MNG_FILTER])
dialog.setFileMode(qt.QFileDialog.AnyFile)
dialog.setAcceptMode(qt.QFileDialog.AcceptSave)
@@ -237,18 +232,20 @@ class VideoAction(Plot3DAction):
# Forces the filename extension to match the chosen filter
extension = nameFilter.split()[-1][2:-1]
- if (len(filename) <= len(extension) or
- filename[-len(extension):].lower() != extension.lower()):
+ if (
+ len(filename) <= len(extension)
+ or filename[-len(extension) :].lower() != extension.lower()
+ ):
filename += extension
- nbFrames = int(4. * 25) # 4 seconds, 25 fps
+ nbFrames = int(4.0 * 25) # 4 seconds, 25 fps
if nameFilter == self.PNG_SERIE_FILTER:
self._saveAsPNGSerie(filename, nbFrames)
elif nameFilter == self.MNG_FILTER:
self._saveAsMNG(filename, nbFrames)
else:
- _logger.error('Unsupported file filter: %s', nameFilter)
+ _logger.error("Unsupported file filter: %s", nameFilter)
def _saveAsPNGSerie(self, filename, nbFrames):
"""Save video as serie of PNG files.
@@ -263,10 +260,11 @@ class VideoAction(Plot3DAction):
# Define filename template
nbDigits = int(numpy.log10(nbFrames)) + 1
- indexFormat = '%%0%dd' % nbDigits
- extensionIndex = filename.rfind('.')
- filenameFormat = \
+ indexFormat = "%%0%dd" % nbDigits
+ extensionIndex = filename.rfind(".")
+ filenameFormat = (
filename[:extensionIndex] + indexFormat + filename[extensionIndex:]
+ )
try:
for index, image in enumerate(self._video360(nbFrames)):
@@ -285,7 +283,7 @@ class VideoAction(Plot3DAction):
frames = (convertQImageToArray(im) for im in self._video360(nbFrames))
try:
- with open(filename, 'wb') as file_:
+ with open(filename, "wb") as file_:
for chunk in mng.convert(frames, nb_images=nbFrames):
file_.write(chunk)
except GeneratorExit:
@@ -300,11 +298,11 @@ class VideoAction(Plot3DAction):
plot3d = self.getPlot3DWidget()
assert plot3d is not None
- angleStep = 360. / nbFrames
+ angleStep = 360.0 / nbFrames
# Create progress bar dialog
dialog = qt.QDialog(plot3d)
- dialog.setWindowTitle('Record Video')
+ dialog.setWindowTitle("Record Video")
layout = qt.QVBoxLayout(dialog)
progress = qt.QProgressBar()
progress.setRange(0, nbFrames)
@@ -323,7 +321,7 @@ class VideoAction(Plot3DAction):
progress.setValue(frame)
image = plot3d.grabGL()
yield image
- plot3d.viewport.orbitCamera('left', angleStep)
+ plot3d.viewport.orbitCamera("left", angleStep)
qapp.processEvents()
if not dialog.isVisible():
break # It as been rejected by the abort button
@@ -331,4 +329,4 @@ class VideoAction(Plot3DAction):
dialog.accept()
if dialog.result() == qt.QDialog.Rejected:
- raise GeneratorExit('Aborted')
+ raise GeneratorExit("Aborted")
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-28 12:34:33 +0000