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ImageSurfApp Class Reference

An image surfer application. More...

Inheritance diagram for ImageSurfApp::

CorbaSampleApp ViewerInspectionListener SampleApp List of all members.

Public Methods

void doArgs (String[] args)
void handleOpen ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleNewImage (HxCorba.ImageRep img, String name)
void handleExit ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleViews ()
void handleRandom ()
void handleSearch (String invar)
void handleSearchE ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleSearchC ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleSearchWw ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleSearchCw ()
 This function is called by _bmenu if the associated menu item is selected. More...

void handleResult (String type, String value)
void viewerEntered (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...

void viewerExited (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...

void viewerSelected (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...

void objectEntered (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...

void objectProbed (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...

void objectSelected (ViewerEvent e)
 Implementation of ViewerInspectionListener. More...


Static Public Methods

void main (String[] args)
 main is called when this is used as an application. More...


Protected Methods

boolean buildSample (JFrame parent, JApplet applet, String[] args)

Detailed Description

An image surfer application.

Member Function Documentation

void ImageSurfApp::main (  String    args[] )  [inline, static]
 

main is called when this is used as an application.

This function has to be overloaded in the "leaf node" application itself.

Reimplemented from SampleApp. 

00041 {
00042     ImageSurfApp app = new ImageSurfApp();
00043     app.doMain(args);
00044 
00045     // doMain will call buildSample
00046 }

void ImageSurfApp::doArgs (  String    args[] )  [inline]
  

00049 {
00050     int i, ndb = 0;
00051     String[] dbName = new String[10];
00052 
00053     for (i=0; i < args.length; i++) {
00054         if (args[i].equals("-dir"))
00055             _dbDir = args[i+1];
00056         else if (args[i].equals("-db")) {
00057             dbName[ndb] = args[i+1];
00058             ndb++;
00059         }
00060     }
00061 
00062     if (ndb == 0) {
00063         ndb = 2;
00064         dbName[0] = _dbName0;
00065         dbName[1] = _dbName1;
00066     }
00067 
00068     for (i=0; i < ndb; i++) {
00069         OutputStreamArea.println("Reading Database "+dbName[i]);
00070         _ops.HxInvarOpenDB(dbName[i], _dbDir);
00071     }
00072 }

void ImageSurfApp::handleOpen (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00078 {
00079     // set the file filter for images readable by Horus
00080     _fc.setFileFilter(_horusFilter);
00081 
00082     // pop the dialog box and wait for the user to react to it.
00083     int returnVal = _fc.showOpenDialog(this);
00084 
00085     // check whether the user has selected a file
00086     if (returnVal != JFileChooser.APPROVE_OPTION)
00087         return;
00088     File file = _fc.getSelectedFile();
00089 
00090     HxCorba.ImageRep img = null;
00091     try {
00092         ImageManager imageMgr = ImageManager.defaultImageMgr();
00093         if(imageMgr != null) {
00094             img = imageMgr.loadServerImage(file.getPath());
00095             String imName = nameFromFile(file); // not the full path...
00096             StubRepository.instance().addStub(HxCorba.ImageRepHelper.id(), imName, img);
00097         }
00098     }
00099     catch(org.omg.CORBA.OBJECT_NOT_EXIST ex){
00100         ErrorStreamArea.println("Image "+file.getName()+" doesn't exist");
00101     }
00102     catch(org.omg.CORBA.SystemException ex){
00103         ErrorStreamArea.println(""+ex);
00104     }
00105 
00106     handleNewImage(img, file.getName());
00107 }

void ImageSurfApp::handleNewImage (  HxCorba.ImageRep    img,
String    name
)  [inline]
  

00110 {
00111     if (img == null)
00112         return;
00113 
00114     // Clear viewer and add new image.
00115     CanvasObject cObj = new CanvasCorbaImage(img);
00116     _mainViewer.doClear();
00117     _mainViewer.addObject(cObj);
00118 
00119     _queryImage = img;
00120     _queryName = name;
00121 
00122     OutputStreamArea.println("Search Image: " + name);
00123 }

void ImageSurfApp::handleExit (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00128 {
00129     System.exit(0);
00130 }

void ImageSurfApp::handleViews (    )  [inline]
  

00133 {
00134     for (int i=0 ; i<_viewerNames.length ; i++) {
00135         _viewerImages[i] = _fac.fromFile(_dbDir+"/"+_viewerNames[i]);
00136         CanvasObject cObj = new CanvasCorbaImage(_viewerImages[i]);
00137         _viewer[i].doClear();
00138         _viewer[i].addObject(cObj);
00139         _caption[i].setText(_viewerNames[i]);
00140     }
00141     _viewersPanel.invalidate();   
00142 }

void ImageSurfApp::handleRandom (    )  [inline]
  

00145 {
00146     _viewerNames = _ops.HxInvarRandom("E", _nrViewers);
00147     handleViews();
00148 }

void ImageSurfApp::handleSearch (  String    invar )  [inline]
  

00151 {
00152     if (_queryImage == null) {
00153         ErrorStreamArea.println("No query image.");
00154         return;
00155     }
00156 
00157     _viewerNames = _ops.HxInvarSearch(_queryImage, invar, _nrViewers);
00158     handleViews();
00159 }

void ImageSurfApp::handleSearchE (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00165 {
00166     handleSearch("E");
00167 }

void ImageSurfApp::handleSearchC (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00173 {
00174     handleSearch("C");
00175 }

void ImageSurfApp::handleSearchWw (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00181 {
00182     if (_queryImage == null) {
00183         ErrorStreamArea.println("No query image.");
00184         return;
00185     }
00186     HxCorba.Histogram[] hists = _ops.HxInvarEHisto(_queryImage, 1.0, 256);
00187     for (int i=0 ; i<hists.length ; i++) {
00188         CanvasObject cObj = new CanvasCorbaHistogram(hists[i]);
00189         _viewer[i].doClear();
00190         _viewer[i].addObject(cObj);
00191     }
00192 }

void ImageSurfApp::handleSearchCw (    )  [inline]
 

This function is called by _bmenu if the associated menu item is selected. 

00198 {
00199     if (_queryImage == null) {
00200         ErrorStreamArea.println("No query image.");
00201         return;
00202     }
00203     HxCorba.Histogram[] hists = _ops.HxInvarCHisto(_queryImage, 1.0, 256);
00204     for (int i=0 ; i<hists.length ; i++) {
00205         CanvasObject cObj = new CanvasCorbaHistogram(hists[i]);
00206         _viewer[i].doClear();
00207         _viewer[i].addObject(cObj);
00208     }
00209 }

void ImageSurfApp::handleResult (  String    type,
String    value
)  [inline]
  

00213 {
00214     /*if(type.equals("interface ImageRep")) {
00215         HxCorba.ImageRep image = (HxCorba.ImageRep)CorbaMediator.getStub(
00216             HxCorba.ImageRepHelper.id(), value);
00217 
00218         showImage(image, _rightViewer);
00219     }
00220     else*/ if(type.equals("void"))
00221         OutputStreamArea.println("void");
00222     else if(type.equals("error"))
00223         ErrorStreamArea.println(value);
00224     else
00225         OutputStreamArea.println("Result: "+value+", type: "+type);
00226 }

void ImageSurfApp::viewerEntered (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00232 {
00233 }

void ImageSurfApp::viewerExited (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00239 {
00240 }

void ImageSurfApp::viewerSelected (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00246 {
00247 }

void ImageSurfApp::objectEntered (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00253 {
00254 }

void ImageSurfApp::objectProbed (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00260 {
00261 }

void ImageSurfApp::objectSelected (  ViewerEvent    e )  [inline]
 

Implementation of ViewerInspectionListener.

Reimplemented from ViewerInspectionListener. 

00266 {
00267     CanvasViewer v = (CanvasViewer) e.getViewer();
00268     int index = -1;
00269     for (int i=0 ; i<_nrViewers ; i++) {
00270         if (_viewer[i] == v)
00271             index = i;
00272     }
00273     if (index != -1) {
00274         OutputStreamArea.println("Image thumbnail selected: " + index);
00275         handleNewImage(_viewerImages[index], _viewerNames[index]);
00276     }
00277 }

boolean ImageSurfApp::buildSample (  JFrame    parent,
JApplet    applet,
String    args[]
)  [inline, protected, virtual]
 

Reimplemented from SampleApp. 

00287 {
00288     OutputStreamArea out = new OutputStreamArea(10, 80, false);
00289     ErrorStreamArea err = new ErrorStreamArea(parent, 3, 80);
00290 
00291     OutputStreamArea.println("Initializing CorbaMediator...");
00292     initCorbaMediator(args);
00293     setAdvancedLookupManager(parent);
00294 
00295     _ops = ServiceRepository.instance().getGlobalOps();
00296     if(_ops == null) return false;
00297     _fac = ServiceRepository.instance().getConstructor();
00298     if(_fac == null) return false;
00299 
00300     OutputStreamArea.println("Building "+getSampleName()+" GUI...");
00301 
00302     // Create FileChooser, for loading images into viewer
00303 
00304     _fc = new JFileChooser("\\images");
00305     _horusFilter = new HorusImageFilter();
00306     _fc.addChoosableFileFilter(_horusFilter);
00307 
00308     // Main panel
00309 
00310     JPanel gui = new JPanel(new GridBagLayout());
00311 
00312     // Setup splitpanes
00313 
00314     JSplitPane lowerLeft = new JSplitPane(JSplitPane.VERTICAL_SPLIT, out, err);
00315     lowerLeft.setOneTouchExpandable(true);
00316     lowerLeft.setDividerLocation(170);
00317 
00318     _mainViewer = ViewerFactory.makeBasicViewer();
00319     _mainViewer.addViewerInspectionListener(this);
00320     JSplitPane left = new JSplitPane(JSplitPane.VERTICAL_SPLIT,
00321                                      _mainViewer, lowerLeft);
00322     left.setOneTouchExpandable(true);
00323     left.setDividerLocation(512);
00324 
00325     JSplitPane viewSP = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
00326                                        left, makeViewers());
00327     viewSP.setOneTouchExpandable(true);
00328     viewSP.setDividerLocation(512);
00329     HX.addGridComp(gui, viewSP, 0, 0, 1, 1,
00330                    GridBagConstraints.BOTH, 1.0, 1.0, 1, 1);
00331 
00332 
00333     // Create ExtMenuBar:
00334 
00335     _bmenu = new ExtMenuBar(this);
00336     _bmenu.addMenu("File");
00337     _bmenu.addMenuItem("File", "Open", "handleOpen");
00338     _bmenu.addSeparator("File");
00339     _bmenu.addMenuItem("File", "Exit", "handleExit");
00340 
00341     _bmenu.addMenu("Surf");
00342     _bmenu.addMenuItem("Surf", "Color", "handleSearchE");
00343     _bmenu.addMenuItem("Surf", "Chromaticity", "handleSearchC");
00344     _bmenu.addSeparator("Surf");
00345     _bmenu.addMenuItem("Surf", "Random", "handleRandom");
00346 
00347     parent.setJMenuBar(_bmenu);
00348     parent.getContentPane().add(gui, BorderLayout.CENTER);
00349     parent.setSize(1100, 840);
00350     parent.setLocation(0, 0);
00351 
00352     doArgs(args);
00353     //handleRandom();
00354 
00355     OutputStreamArea.println("Done.");
00356     out.capture();
00357 
00358     return true;
00359 }

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