evtDataImpl.py

#!/usr/local/bin/python
#
#                               Copyright 2004
#                                     by
#                        The Board of Trustees of the
#                     Leland Stanford Junior University.
#                            All rights reserved.
#


__facility__ = "Online"
__abstract__ = "Event Data displayer module"
__author__   = "A. Kavelaars <aliciak@SLAC.Stanford.edu> SLAC - GLAST I&T/Online"
__date__     = ("$Date: 2004/08/24 23:15:11 $").split(' ')[1]
__version__  = "$Revision: 2.1 $"
__release__  = "$Name: R04-12-00 $"
__credits__  = "SLAC"

import LATTE.copyright_SLAC

import sys
from qt import *
from evtData import evtData
import Numeric

class evtDataImpl(evtData):

  def __init__(self,parent = None,name = None,fl = 0):
    evtData.__init__(self,parent,name,fl)
  # public slot

  def load(self):
    f = file( str(self.__filename), 'rb' )

    #~ if not f.open( IO_ReadOnly ):
        #~ return

    dataString = []
    #~ while 1:
    data = f.read()
    dataArray = Numeric.fromstring(data,'b')

    #~ self.evtDataList.setPointSize(16)
    #~ self.evtDataList.setFamily('Courier')

    v = ""
    for i in xrange(len(dataArray)):
      v += "%02x " % dataArray[i]

    self.evtDataList.setText(v)

    #~ font = self.evtDataList.font()

    f.close()

  def fileNew(self):
    print "evtDataImpl.fileNew(): Not implemented yet"
  # public slot

  def fileOpen(self):
    fn = QFileDialog.getOpenFileName( QString.null, "(*.*)", self, "Event Data file dialog",
                                            "Choose an Event Data File" )
    if not fn.isEmpty():
      self.__filename = fn
      self.load( )

  def fileSave(self):
    print "evtDataImpl.fileSave(): Not implemented yet"
  # public slot

  def fileSaveAs(self):
    print "evtDataImpl.fileSaveAs(): Not implemented yet"
  # public slot

  def filePrint(self):
    Margin = 50
    pageNo = 1
    column = [0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150] # Magic numbers

    # If there are no items, don't try to print
    if not self.Logger.firstChild():
      return

    if self.printer.setup(self):
      self.statusBar().message('Printing...')

      p = QPainter()
      p.begin(self.printer)
      p.setFont(self.Logger.font())
      yPos = 0
      fm = p.fontMetrics()
      metrics = QPaintDeviceMetrics(self.printer)

      header = "Evend Data Source: " + str(self.__filename)

      page = "Page: 1"
      p.drawText(Margin,Margin + yPos,metrics.width(),fm.lineSpacing(),Qt.ExpandTabs | Qt.DontClip, header)
      yPos = yPos + fm.lineSpacing()
      p.drawText(Margin,Margin + yPos,metrics.width(),fm.lineSpacing(),Qt.ExpandTabs | Qt.DontClip, page)
      yPos = yPos + 2*fm.lineSpacing()

      #~ columnHeader = ['','Severity','Date','Time','Source','Message']

      for i in len(self.__data):
        p.drawText(column[i],Margin + yPos,metrics.width(),fm.lineSpacing(),
                    Qt.ExpandTabs | Qt.DontClip, columnHeader[i])
      yPos = yPos + fm.lineSpacing()

      item = self.Logger.firstChild()
      for j in range(self.Logger.childCount()):
        if Margin + yPos > metrics.height() - Margin:
          pageNo = pageNo + 1
          page = "Page: " + str(pageNo)
          self.statusBar().message('Printing (page %d)...' % (pageNo))
          self.printer.newPage()
          yPos = 0
          p.drawText(Margin,Margin + yPos,metrics.width(),fm.lineSpacing(),Qt.ExpandTabs | Qt.DontClip, header)
          yPos = yPos + fm.lineSpacing()
          p.drawText(Margin,Margin + yPos,metrics.width(),fm.lineSpacing(),Qt.ExpandTabs | Qt.DontClip, page)
          yPos = yPos + 2*fm.lineSpacing()

          for i in range (0,6):
            p.drawText(column[i],Margin + yPos,metrics.width(),fm.lineSpacing(),
                      Qt.ExpandTabs | Qt.DontClip, columnHeader[i])
          yPos = yPos + fm.lineSpacing()

        for i in range (0,6):
          p.drawText(column[i],Margin + yPos,metrics.width(),fm.lineSpacing(),
                    Qt.ExpandTabs | Qt.DontClip,item.text(i))
        yPos = yPos + fm.lineSpacing()
        item = item.nextSibling()

      p.end()
      self.statusBar().message('Printing completed',2000)
    else:
      self.statusBar().message('Printing aborted',2000)


  def fileExit(self):
    print "evtDataImpl.fileExit(): Not implemented yet"
  # public slot

  def helpIndex(self):
    print "evtDataImpl.helpIndex(): Not implemented yet"
  # public slot

  def helpContents(self):
    print "evtDataImpl.helpContents(): Not implemented yet"
  # public slot

  def helpAbout(self):
    print "evtDataImpl.helpAbout(): Not implemented yet"



if __name__ == "__main__":
  a = QApplication(sys.argv)
  QObject.connect(a,SIGNAL("lastWindowClosed()"),a,SLOT("quit()"))
  w = evtDataImpl()
  a.setMainWidget(w)
  w.show()
  a.exec_loop()

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