import sys
import os.path
from gdcmConfigDemo import *
from gdcmPython.core import *

def PrintUse():
   print ""
   print "Use :"
   print "-----"
   print "%s <fileName>" % sys.argv[0]
   print "   fileName : path to the DICOM file to parse"
   print ""
   print ""

### Get filename from command line or default it
try:
   fileName = sys.argv[1]
except IndexError:
   fileName = os.path.join(GDCM_DATA_ROOT, "test.acr")
   if( not os.path.isfile(fileName) ):
      fileName=os.path.join(os.path.split(sys.argv[0])[0],"test.acr")

try:
   printLevel = int(sys.argv[2])
except IndexError:
   printLevel = 1

### Build the file element list
file = gdcm.File()
file.SetFileName(fileName)
file.Load()
if not file.IsReadable():
   PrintUse()
   raise RuntimeError,"The '%s' file is not readable with gdcm." % fileName

print "File -->",fileName
print "##############################################################"
print "### Display all the elements and their respective values"
print "## found in the ", fileName, " file."
print "##############################################################"

val=file.GetFirstEntry()
while(val):
   val.Print()
   print ""
   val=file.GetNextEntry()
val=None

print "##############################################################"
val=file.GetFirstEntry()
while(val):
   if(isinstance(val,gdcm.ValEntryPtr)):
      print "Val %04d|%04d [%s] : %s" % (val.GetGroup(),val.GetElement(),
                                         val.GetName(),val.GetValue())
   else:
      print "Bin %04d|%04d [%s] : %s" % (val.GetGroup(),val.GetElement(),
                                         val.GetName(),val.GetValue())
   val=file.GetNextEntry()
val=None