def testPreview():
"""
"""
import sys
import os.path
if len(sys.argv) < 2:
print("give an image file as parameter please.")
sys.exit(1)
if len(sys.argv) > 2:
print("only one parameter please.")
sys.exit(1)
filename = sys.argv[1]
a = qt.QApplication(sys.argv)
p = qt.QPrinter()
p.setOutputFileName(os.path.splitext(filename)[0] + ".ps")
p.setColorMode(qt.QPrinter.Color)
w = PyMcaPrintPreview(parent=None,
printer=p,
name='Print Prev',
modal=0,
fl=0)
w.resize(400, 500)
if QTVERSION < '4.0.0':
w.addPixmap(qt.QPixmap(qt.QImage(filename)))
else:
w.addPixmap(qt.QPixmap.fromImage(qt.QImage(filename)))
w.addImage(qt.QImage(filename))
if 0:
w2 = PyMcaPrintPreview(parent=None,
printer=p,
name='2Print Prev',
modal=0,
fl=0)
w.exec_()
w2.resize(100, 100)
w2.show()
sys.exit(w2.exec_())
if QTVERSION < '4.0.0':
sys.exit(w.exec_loop())
else:
sys.exit(w.exec_())
def testPreview():
"""
"""
import sys
import os
if len(sys.argv) < 2:
print("give an image file as parameter please.")
sys.exit(1)
if len(sys.argv) > 2:
print("only one parameter please.")
sys.exit(1)
filename = sys.argv[1]
a = qt.QApplication(sys.argv)
if filename[-3:] == "svg":
item = qt.QSvgWidget()
item.load(filename)
item.show()
sys.exit(a.exec_())
p = qt.QPrinter()
p.setOutputFileName(os.path.splitext(filename)[0] + ".ps")
p.setColorMode(qt.QPrinter.Color)
w = PyMcaPrintPreview(parent=None,
printer=p,
name='Print Prev',
modal=0,
fl=0)
w.resize(400, 500)
comment = ""
for i in range(20):
comment += "Line number %d: En un lugar de La Mancha de cuyo nombre ...\n"
w.addPixmap(qt.QPixmap.fromImage(qt.QImage(filename)),
title=filename,
comment=comment,
commentposition="CENTER")
w.addImage(qt.QImage(filename), comment=comment, commentposition="LEFT")
#w.addImage(qt.QImage(filename))
w.exec_()
def display_image(self):
self.flagFirstCircle = True
self.image = qt.QImage(self.data, self.data.shape[1], self.data.shape[0], self.data.shape[1],qt.QImage.Format_Indexed8)
self.image.setColorTable(self.colortable)
pixMap = qt.QPixmap.fromImage(self.image)
pixItem = qt.QGraphicsPixmapItem(pixMap)
pixItem.setZValue(-1)
self.scene.addItem(pixItem)
self.scene.setSceneRect(0, 0, self.image.width(), self.image.height())
self.scene.update
def testSimple():
import sys
import os
filename = sys.argv[1]
a = qt.QApplication(sys.argv)
w = qt.QWidget()
l = qt.QVBoxLayout(w)
button = qt.QPushButton(w)
button.setText("Print")
scene = qt.QGraphicsScene()
pixmapItem = qt.QGraphicsPixmapItem(
qt.QPixmap.fromImage(qt.QImage(filename)))
pixmapItem.setFlag(pixmapItem.ItemIsMovable, True)
printer = qt.QPrinter(qt.QPrinter.HighResolution)
printer.setFullPage(True)
printer.setOutputFileName(os.path.splitext(filename)[0] + ".ps")
page = qt.QGraphicsRectItem(0, 0, printer.width(), printer.height())
scene.setSceneRect(qt.QRectF(0, 0, printer.width(), printer.height()))
scene.addItem(page)
scene.addItem(pixmapItem)
view = qt.QGraphicsView(scene)
view.fitInView(page.rect(), qt.Qt.KeepAspectRatio)
#view.setSceneRect(
view.scale(2, 2)
#page.scale(0.05, 0.05)
def printFile():
painter = qt.QPainter(printer)
scene.render(
painter, qt.QRectF(0, 0, printer.width(), printer.height()),
qt.QRectF(page.rect().x(),
page.rect().y(),
page.rect().width(),
page.rect().height()), qt.Qt.KeepAspectRatio)
painter.end()
l.addWidget(button)
l.addWidget(view)
w.resize(300, 600)
w.show()
w.connect(button, qt.SIGNAL('clicked()'), printFile)
a.exec_()
def test():
app = qt.QApplication([])
qt.QObject.connect(app, qt.SIGNAL("lastWindowClosed()"), app,
qt.SLOT('quit()'))
if len(sys.argv) > 1:
if sys.argv[1][-3:].upper() in ['EDF', 'CCD']:
container = ExternalImagesWindow(selection=False,
colormap=True,
imageicons=False,
standalonesave=True)
#,
#dynamic=True)
container.setImageList(sys.argv[1:], dynamic=True)
else:
container = ExternalImagesWindow()
image = qt.QImage(sys.argv[1])
#container.setQImage(image, image.width(),image.height())
container.setQImageList([image], 200, 100)
else:
container = ExternalImagesWindow()
data = numpy.arange(10000)
data.shape = 100, 100
container.setImageData(data)
container.show()
def theSlot(ddict):
print(ddict['event'])
if QTVERSION < '4.0.0':
qt.QObject.connect(container, qt.PYSIGNAL("MaskImageWidgetSignal"),
theSlot)
app.setMainWidget(container)
app.exec_loop()
else:
if not container._dynamic:
qt.QObject.connect(container, qt.SIGNAL("MaskImageWidgetSignal"),
theSlot)
app.exec_()
self._worldHeight = height
def setAlpha(self, alpha):
self._alpha = alpha
if __name__ == "__main__":
DEBUG = 1
import os
from PyMca import QtBlissGraph
app = qt.QApplication([])
plot = QtBlissGraph.QtBlissGraph()
rescaler = Qwt5.QwtPlotRescaler(plot.canvas())
rescaler.setEnabled(True)
item = PolygonItem("Dummy")
item.setData(x=[10, 400, 600.], y=[200, 600, 800.])
item.attach(plot)
image = QImageItem("Dummy2")
qImage = qt.QImage(
os.path.join(os.path.dirname(__file__), "PyMcaSplashImage.png"))
image.setQImageList([qImage], qImage.width(), qImage.height())
image.setData(200, 600)
image.setAlpha(0.5)
image.attach(plot)
if 0:
plot.setY1AxisLimits(1000, 0)
else:
plot.setY1AxisLimits(0, 1000)
plot.show()
app.exec_()
def _loadImageFiles(self):
if self.getStackDataObject() is None:
return
getfilter = True
fileTypeList = [
"PNG Files (*png)", "JPEG Files (*jpg *jpeg)", "IMAGE Files (*)",
"EDF Files (*edf)", "EDF Files (*ccd)", "EDF Files (*)"
]
message = "Open image file"
filenamelist, filefilter = PyMcaFileDialogs.getFileList(
parent=None,
filetypelist=fileTypeList,
message=message,
getfilter=getfilter,
single=False,
currentfilter=None)
if len(filenamelist) < 1:
return
imagelist = []
imagenames = []
mask = self.getStackSelectionMask()
if mask is None:
r, n = self.getStackROIImagesAndNames()
shape = r[0].shape
else:
shape = mask.shape
if filefilter.split()[0] in ["EDF"]:
for filename in filenamelist:
#read the edf file
edf = EDFStack.EdfFileDataSource.EdfFileDataSource(filename)
#the list of images
keylist = edf.getSourceInfo()['KeyList']
if len(keylist) < 1:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read image from file")
msg.exec_()
return
for key in keylist:
#get the data
dataObject = edf.getDataObject(key)
data = dataObject.data
if data.shape[0] not in shape:
continue
if data.shape[1] not in shape:
continue
imagename = dataObject.info.get('Title', "")
if imagename != "":
imagename += " "
imagename += os.path.basename(filename) + " " + key
imagelist.append(data)
imagenames.append(imagename)
if len(imagelist) == 0:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read a valid image from the file")
msg.exec_()
return
crop = False
self.widget = StackPluginResultsWindow.StackPluginResultsWindow(
parent=None, usetab=False)
self.widget.buildAndConnectImageButtonBox()
qt.QObject.connect(self.widget, qt.SIGNAL('MaskImageWidgetSignal'),
self.mySlot)
self.widget.setStackPluginResults(imagelist,
image_names=imagenames)
self._showWidget()
return
else:
#Try pure Image formats
for filename in filenamelist:
image = qt.QImage(filename)
if image.isNull():
msg = qt.QMessageBox(self)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read file %s as an image" % filename)
msg.exec_()
return
imagelist.append(image)
imagenames.append(os.path.basename(filename))
if len(imagelist) == 0:
msg = qt.QMessageBox(None)
msg.setIcon(qt.QMessageBox.Critical)
msg.setText("Cannot read a valid image from the file")
msg.exec_()
return
self.widget = ExternalImagesWindow.ExternalImagesWindow(
parent=None,
rgbwidget=None,
selection=True,
colormap=True,
imageicons=True,
standalonesave=True)
self.widget.buildAndConnectImageButtonBox()
qt.QObject.connect(self.widget, qt.SIGNAL('MaskImageWidgetSignal'),
self.mySlot)
self.widget.setImageData(None)
self.widget.setQImageList(imagelist,
shape[1],
shape[0],
clearmask=False,
data=None,
imagenames=imagenames)
#data=self.__stackImageData)
self._showWidget()
return
