def slotActionOpenFile(self):
#print 'openfile!'
fileName = unicode(QtGui.QFileDialog.getOpenFileName(self,'Open Image',' ','FITS Files (*.fits *.fit *.fts);;HDR Images (*.exr);;Images (*.tiff *.tif *.png *.jpeg *.jpg *.bmp *.dib *.jpe *.pbm *.pgm *.ppm *.sr *.ras *.jp2);;All (*)'))
#print fileName
#Open FITS image file
#http://www.stsci.edu/resources/software_hardware/pyfits/
#http://www.stsci.edu/resources/software_hardware/pyfits/Download
if fileName.lower().endswith('.fits') or fileName.lower().endswith('.fit') or fileName.lower().endswith('.fts') :
#print 'opening fits file'
global impreview
impreview=ImagePreviewWidget(fileName)
impreview.show()
class ImageTableModel(QtCore.QAbstractTableModel):
def __init__(self, images,colormap):
QtCore.QAbstractTableModel.__init__(self)
self.images = images
self.fields = ['IMAGETYP', 'FILTER', 'EXPTIME', 'CCD-TEMP', 'XBINNING', 'YBINNING', 'DATE-OBS']
self.cols=1
self.margin=0
self.noprevthumb=QPixmap.fromImage(QImage(":/images/nopreview.png"))
def rowCount(self, parent):
return ((len(self.images)-1)/self.cols)+1
def columnCount(self, parent):
return self.cols
def data(self, index, role):
#print role
if role == Qt.SizeHintRole:
return QSize(max(384,384+self.margin/self.cols-1), 125)
n=index.column()+index.row()*self.cols
if role == Qt.DisplayRole:
if n < len(self.images):
displayString = os.path.basename(self.images[n]) + '\n'
hdulist = pyfits.open(self.images[n])
for s in self.fields:
try:
displayString = displayString + s + ' = ' +str(hdulist[0].header[s])
displayString = displayString + '\n'
except KeyError:
pass
return displayString
elif role == Qt.DecorationRole:
if n < len(self.images):
if self.images[n] in thumbs :
return QPixmap.fromImage(thumbs[self.images[n]])
else :
return self.noprevthumb
elif role ==Qt.AccessibleTextRole:
return os.path.abspath(self.images[n])
def viewResized(self, width, height):
self.emit(SIGNAL("layoutAboutToBeChanged()"))
self.cols=max(width/384,1)
self.margin=max(width-self.cols*384,0)
self.emit(SIGNAL("layoutChanged()"))
def sort(self, field):
self.sortingField=field
self.images.sort(key=self.cmp)
self.emit(SIGNAL("layoutChanged()"))
def cmp(self, image):
hdulist = pyfits.open(image)
prihdr = hdulist[0].header
if self.sortingField in prihdr.ascardlist().keys():
return prihdr[self.sortingField]
else:
return 'ZZZZZZZZZZZZZZ'+image
def doubleClick(self,i):
self.w=ImagePreviewWidget(self.data(i,role=Qt.AccessibleTextRole))
self.w.show()
print 'click',self.data(i,role=Qt.AccessibleTextRole)
def doubleClick(self,i):
self.w=ImagePreviewWidget(self.data(i,role=Qt.AccessibleTextRole))
self.w.show()
print 'click',self.data(i,role=Qt.AccessibleTextRole)
