Horus Doc || Java GUI Reference || Doxygen's quick Index  

CanvasCorbaImage Class Reference

A CanvasImage to display a Corba ImageData object. More...

Inheritance diagram for CanvasCorbaImage::

CanvasImage CanvasObject List of all members.

Public Methods

 CanvasCorbaImage (HxCorba.ImageDataOperations im)
 Construct an empty image. More...

 CanvasCorbaImage (HxCorba.ImageDataOperations im, String displayMode)
 Construct from a Corba Image. More...

void draw (Graphics g)
 Draw CanvasObject on 'g', using internal CCS values. More...

HxCorba.ImageDataOperations getStub ()
BufferedImage getBuffer ()
String getDisplayMode ()
void setDisplayMode (String displayMode)
Color getPixel (int x, int y)
void setPixel (int x, int y, Color c)
int[] getPixels (int x, int y, int w, int h)
BufferedImage getSubImage (int x, int y, int w, int h)
String[] getPixelStrings (int x, int y, int w, int h)
void refreshPixels ()
void refreshPixels (HxCorba.ImageDataOperations im)
Vector getVisualChangeMethods ()
 Overrides CanvasObject interface. More...


Protected Methods

void initImage (HxCorba.ImageDataOperations im, String displayMode)

Detailed Description

A CanvasImage to display a Corba ImageData object.

TODO : extend this with additional parameters like in CanvasHxImage.

Constructor & Destructor Documentation

CanvasCorbaImage::CanvasCorbaImage (  HxCorba.ImageDataOperations    im )  [inline]
 

Construct an empty image. 

00053 {
00054     this(im, "Direct");
00055 }

CanvasCorbaImage::CanvasCorbaImage (  HxCorba.ImageDataOperations    im,
String    displayMode
)  [inline]
 

Construct from a Corba Image. 

00060 {
00061     super(Converter.ICS_ORIGIN, Converter.ICS_ORIGIN,
00062           (double) im.dimensionSize(1), (double) im.dimensionSize(2));
00063     setInputSource(INP_SASYSTEM);
00064     initImage(im, displayMode);
00065 }

Member Function Documentation

void CanvasCorbaImage::draw (  Graphics    g )  [inline, virtual]
 

Draw CanvasObject on 'g', using internal CCS values.

Reimplemented from CanvasObject. 

00069 {
00070     setupDrawMode(g);
00071     if (!getTransformOK()) {
00072         transformICStoCCS();
00073     }
00074     g.drawImage(_bufIm, getX1Ccs(), getY1Ccs(), getWidthCcs(), getHeightCcs(), null);
00075 }

HxCorba.ImageDataOperations CanvasCorbaImage::getStub (    )  [inline]
  

00089 {
00090     return _stubImg;
00091 }

BufferedImage CanvasCorbaImage::getBuffer (    )  [inline]
  

00094 {
00095     return _bufIm;
00096 }

String CanvasCorbaImage::getDisplayMode (    )  [inline]
  

00100 {
00101     return _displayMode;
00102 }

void CanvasCorbaImage::setDisplayMode (  String    displayMode )  [inline]
  

00106 {
00107     if (displayMode != _displayMode) {
00108         _displayMode = displayMode;
00109         refreshPixels();
00110     }
00111 }

Color CanvasCorbaImage::getPixel (  int    x,
int    y
)  [inline]
  

00115 {
00116     return (new Color(_bufIm.getRGB(x, y)));
00117 }

void CanvasCorbaImage::setPixel (  int    x,
int    y,
Color    c
)  [inline, virtual]
 

Reimplemented from CanvasImage. 

00121 {
00122     _bufIm.setRGB(x, y, c.getRGB());
00123 }

int [] CanvasCorbaImage::getPixels (  int    x,
int    y,
int    w,
int    h
)  [inline]
  

00127 {
00128     return _bufIm.getRGB(x, y, w, h, null, 0, w);
00129 }

BufferedImage CanvasCorbaImage::getSubImage (  int    x,
int    y,
int    w,
int    h
)  [inline, virtual]
 

Reimplemented from CanvasImage. 

00133 {
00134     return _bufIm.getSubimage(x, y, w, h);
00135 }

String [] CanvasCorbaImage::getPixelStrings (  int    x,
int    y,
int    w,
int    h
)  [inline, virtual]
 

Reimplemented from CanvasImage. 

00139 {
00140     String[] strs = new String[w*h];
00141     int imWidth = _bufIm.getWidth();
00142     int imHeight = _bufIm.getHeight();
00143     for (int i=0; i<w; i++) {
00144         for (int j=0; j<h; j++) {
00145             if (x+i < 0 || y+j < 0 || x+i >= imWidth || y+j >= imHeight) {
00146                 strs[i+j*w] = new String("");
00147             } else {
00148                 int pix = _bufIm.getRGB(x+i, y+j);
00149                 Color c = new Color(pix);
00150                 strs[i+j*w] = HX.colorToString(c);
00151             }
00152         }
00153     }
00154     return strs;
00155 }

void CanvasCorbaImage::refreshPixels (    )  [inline]
  

00158 {
00159     _bufIm.refreshData();
00160 }

void CanvasCorbaImage::refreshPixels (  HxCorba.ImageDataOperations    im )  [inline]
  

00163 {
00164     //_stubImg.removeRef(); (ImageDataOperations is not ref count!!!)
00165 
00166     _stubImg = im;
00167     refreshPixels();
00168 }

Vector CanvasCorbaImage::getVisualChangeMethods (    )  [inline]
 

Overrides CanvasObject interface.

Extends the list of callable functions obtained from the parent with the functions for this class.

Reimplemented from CanvasObject. 

00175 {
00176     Vector v = super.getVisualChangeMethods();
00177     v.add(new CallableMethod("setDisplayMode", "String", "m", "rgb"));
00178     //v.add(new CallableMethod("setDisplayDimension", "int", "d", "int"));
00179     //v.add(new CallableMethod("setDisplayPlane", "int", "nr", "int"));
00180     //v.add(new CallableMethod("setResolution", "double", "r", "double"));
00181     //v.add(new CallableMethod("setInterpolationType", "int", "i", "HxGeoIntType"));
00182     return v;
00183 }

void CanvasCorbaImage::initImage (  HxCorba.ImageDataOperations    im,
String    displayMode
)  [inline, protected]
  

00202 {
00203     _stubImg = im;
00204 
00205     _bufIm = new CorbaBufferedImage(new ImageRgbSource(), im.dimensionSize(1),
00206         im.dimensionSize(2), im);
00207     _displayMode = displayMode;
00208 
00209     refreshPixels();
00210 }

The documentation for this class was generated from the following file:
Generated on Mon Jan 27 15:11:14 2003 for JavaReference by doxygen1.2.12 written by Dimitri van Heesch, © 1997-2001