class VideoViewIP(Jynstrument, ItemListener):
def getExpectedContextClassName(self):
# This Jynstrument likes to be in a ThrottleFrame and not anywhere else
return "jmri.jmrit.throttle.ThrottleFrame"
def init(self):
Webcam.setDriver(IpCamDriver())
self.setLayout(BorderLayout())
self.miFill = JCheckBoxMenuItem("Fill window")
self.miFill.addItemListener(self)
self.getPopUpMenu().add(self.miFill)
self.miMirror = JCheckBoxMenuItem("Mirror", True)
self.miMirror.addItemListener(self)
self.getPopUpMenu().add(self.miMirror)
# Adjust bellow URL accordingly
IpCamDeviceRegistry.register("MyTest",
"http://localhost:8080/?action=stream",
IpCamMode.PUSH)
self.addCamPanel()
def quit(
self
): # very important to clean up everything to make sure GC will collect us
self.webcamPanel.stop()
IpCamDeviceRegistry.unregisterAll()
self.webcamPanel = None
def addCamPanel(self):
self.webcamPanel = WebcamPanel(Webcam.getWebcams().get(0))
self.webcamPanel.setMirrored(self.miMirror.isSelected())
if (self.miFill.isSelected()):
self.webcamPanel.setFillArea(True)
else:
self.webcamPanel.setFitArea(True)
self.add(self.webcamPanel, BorderLayout.CENTER)
# this is a good way to make sure that we're are actaully GCed
def __del__(self):
print "in destructor"
def itemStateChanged(self, evt):
if (evt.getSource() == self.miFill):
if (evt.getStateChange() == java.awt.event.ItemEvent.SELECTED):
self.webcamPanel.setFillArea(True)
else:
self.webcamPanel.setFitArea(True)
if (evt.getSource() == self.miMirror):
self.webcamPanel.setMirrored(self.miMirror.isSelected())
class FrameMethods(java.lang.Runnable):
#---------------------------------------------------------------------------
# Name: exit()
# Role: Terminate the applicaiton
#---------------------------------------------------------------------------
def exit(self, event):
sys.exit()
#---------------------------------------------------------------------------
# Name: findNot()
# Role: Filter the text, removing lines containing specified text
#---------------------------------------------------------------------------
def findNot(self, data, text):
return '\n'.join([
line for line in data.splitlines() if line.lower().find(text) < 0
])
#---------------------------------------------------------------------------
# Name: parse()
# Role: Parse the specified text, returning a string
#---------------------------------------------------------------------------
def parse(self, text):
data = [line.split(' | ') for line in text.splitlines()]
width = max([len(result) for result, sign, desc in data])
return '\n'.join(
['%*s %s' % (width, result, sign) for result, sign, desc in data])
#---------------------------------------------------------------------------
# Name: run()
# Role: Instantiate the user class
# Note: Invoked by the Swing Event Dispatch Thread
#---------------------------------------------------------------------------
def run(self):
frame = JFrame('FrameMethods',
size=(1000, 500),
locationRelativeTo=None,
layout=GridLayout(0, 2),
defaultCloseOperation=JFrame.EXIT_ON_CLOSE)
self.one = self.parse(self.textFile('JFrame Methods.txt'))
self.left = JTextArea(self.one,
20,
40,
editable=0,
font=Font('Courier', Font.PLAIN, 12))
frame.add(JScrollPane(self.left))
self.two = self.parse(self.textFile('JInternalFrame Methods.txt'))
self.right = JTextArea(self.two,
20,
40,
editable=0,
font=Font('Courier', Font.PLAIN, 12))
frame.add(JScrollPane(self.right))
frame.setJMenuBar(self.makeMenu())
frame.setVisible(1)
#---------------------------------------------------------------------------
# Name: makeMenu()
# Role: Create and return the application menu bar
#---------------------------------------------------------------------------
def makeMenu(self):
menuBar = JMenuBar(background=Color.blue, foreground=Color.white)
showMenu = JMenu('Show', background=Color.blue, foreground=Color.white)
self.deprecated = JCheckBoxMenuItem('Deprecated',
1,
actionPerformed=self.showItems)
showMenu.add(self.deprecated)
self.protected = JCheckBoxMenuItem('Protected',
1,
actionPerformed=self.showItems)
showMenu.add(self.protected)
showMenu.addSeparator()
showMenu.add(JMenuItem('Exit', actionPerformed=self.exit))
menuBar.add(showMenu)
return menuBar
#---------------------------------------------------------------------------
# Name: showItems()
# Role: Change the list of methods to be displayed
#---------------------------------------------------------------------------
def showItems(self, event):
item = event.getActionCommand()
one = self.one
two = self.two
if not self.deprecated.isSelected():
one = self.findNot(one, 'deprecated')
two = self.findNot(two, 'deprecated')
if not self.protected.isSelected():
one = self.findNot(one, 'protected')
two = self.findNot(two, 'protected')
self.left.setText(one)
self.right.setText(two)
#---------------------------------------------------------------------------
# Name: textFile()
# Role: Load and return the contents of specified file.
#---------------------------------------------------------------------------
def textFile(self, filename):
result = ''
try:
f = open(filename)
result = f.read()
f.close()
except:
Type, value = sys.exc_info()[:2]
result = '%s\n%s' % (Type, value)
return result
class VideoView(Jynstrument, ItemListener):
def getExpectedContextClassName(self):
# This Jynstrument likes to be in a ThrottleFrame and not anywhere else
return "jmri.jmrit.throttle.ThrottleFrame"
def init(self):
self.setLayout( BorderLayout() )
self.miSelector = JCheckBoxMenuItem ( "Show camera selector" )
self.miSelector.addItemListener(self)
self.miFill = JCheckBoxMenuItem ( "Fill window" )
self.miFill.addItemListener(self)
self.miMirror = JCheckBoxMenuItem ( "Mirror", True )
self.miMirror.addItemListener(self)
self.getPopUpMenu().add( self.miFill )
self.getPopUpMenu().add( self.miSelector )
self.getPopUpMenu().add( self.miMirror )
self.webcam = Webcam.getDefault()
self.addCamPanel()
def quit(self): # very important to clean up everything to make sure GC will collect us
self.webcamPanel.stop()
self.webcam.close()
self.webcam = None
def addCamPanel(self):
self.webcam.close()
self.webcam.setViewSize(WebcamResolution.VGA.getSize());
self.webcamPanel = WebcamPanel(self.webcam)
self.webcamPanel.setMirrored(self.miMirror.isSelected())
if ( self.miFill.isSelected() ) :
self.webcamPanel.setFillArea( True )
else :
self.webcamPanel.setFitArea( True )
self.add(self.webcamPanel, BorderLayout.CENTER)
self.webcam.open()
# this is a good way to make sure that we're are actaully GCed
def __del__(self):
print "in destructor"
def itemStateChanged(self, evt):
if (evt.getSource() == self.miSelector ):
if (evt.getStateChange() == java.awt.event.ItemEvent.SELECTED ) :
self.picker = WebcamPicker();
self.picker.addItemListener(self)
self.add(self.picker, BorderLayout.PAGE_END)
else :
self.remove(self.picker)
self.picker = None
self.revalidate()
if (evt.getSource() == self.miFill ):
if (evt.getStateChange() == java.awt.event.ItemEvent.SELECTED ) :
self.webcamPanel.setFillArea( True )
else :
self.webcamPanel.setFitArea( True )
if (evt.getSource() == self.miMirror ):
self.webcamPanel.setMirrored(self.miMirror.isSelected())
if (evt.getSource() == self.picker ):
self.webcamPanel.stop()
self.remove(self.webcamPanel)
self.webcam.close()
self.webcam = evt.getItem()
self.addCamPanel()
self.revalidate()
