j2kguiencoder.java

jpeg2000编解码

	} else if(o==refyTF) { // Image vertical offset in canvas
	    imgOff.y = (new Integer(refyTF.getText())).intValue();
	    if(imgOff.y<0) {
		imgOff.y = 0;
		refyTF.setText("0");
	    }
	    imgPan.setOffset(imgOff.x,imgOff.y);
	} else if(o==secNoShape) {
	    secUlxTF.setEditable(false);
	    secUlyTF.setEditable(false);
	    secWTF.setEditable(false);
	    secHTF.setEditable(false);
// 	    secMouseDef.setEnabled(false);
	} else if(o==secWholeImage) {
	    secUlxTF.setEditable(false);
	    secUlyTF.setEditable(false);
	    secWTF.setEditable(false);
	    secHTF.setEditable(false);
// 	    secMouseDef.setEnabled(false);
	} else if(o==secWavMeth) {
	    secBrStartTF.setEditable(false);
	} else if(o==secBitMeth) {
	    secBrStartTF.setEditable(true);
	}
    }

    public void itemStateChanged(ItemEvent e) {
        Object o = e.getSource();

        if(o==mctCheckBox) {
	    if(mctCheckBox.isSelected()){
		mctOn.setEnabled(true);
		mctOff.setEnabled(true);	
	    } else {
		mctOn.setEnabled(false);
		mctOff.setEnabled(false);
	    }
        } else if (o==cppCheckBox) {
	    if(cppCheckBox.isSelected()){
		cppDimTf.setText("");
		cppDimTf.setEditable(true);
	    } else {
		cppDimTf.setText("");
		cppDimTf.setEditable(false);	
	    }            
        } else if(o==lossy) { // lossy mode (advanced options)
	    encRateField.setEditable(true);
            encRateField.setText(f.format((encRateSlider.getValue()/
                                           encSliderPrec)));
            qtypeCombo.removeAllItems();
            qtypeCombo.addItem("expounded");
            qtypeCombo.addItem("derived");
	    qtypeCombo.setSelectedItem("expounded");
            qstepTf.setEditable(true);
        } else if(o==lossless) { // lossless coding mode (advanced options)
	    encRateField.setEditable(false);
	    encRateField.setText("");
            qtypeCombo.removeAllItems();
            qtypeCombo.addItem("reversible");
	    qtypeCombo.setSelectedItem("reversible");
            qstepTf.setEditable(false);
	} else if(o==tileBox) { // Enable/disable nominal tiles dimension
            // selection
	    if(tileBox.isSelected()) {
		tileWidth.setEditable(true);
		tileHeight.setEditable(true);
		trefxTF.setEditable(true);
		trefyTF.setEditable(true);
	    } else {
		tileWidth.setEditable(false);
		tileHeight.setEditable(false);
		trefxTF.setEditable(false);
		trefyTF.setEditable(false);
	    }
	} else if(o==lossyBut) {
            encRateField.setEditable(true);
            encRateSlider.setEnabled(true);
        } else if(o==losslessBut) {
            encRateField.setEditable(false);
            encRateSlider.setEnabled(false);            
        } else if(o==lossy) {
            encRateField.setEditable(true);
        } else if(o==lossless) {
            encRateField.setEditable(false);
        } else if(o==mouseImgOff) {
	    if(mouseImgOff.isSelected()) {
		mouseRectROI.setSelected(false);
		mouseTile.setSelected(false);
		mouseCircROI.setSelected(false);
		selectType = MOVE_IMAGE;
	    } else {
		selectType = NONE;
	    }
	} else if(o==mouseTile) {
	    if(mouseTile.isSelected()) {
		mouseRectROI.setSelected(false);
		mouseImgOff.setSelected(false);
		mouseCircROI.setSelected(false);
		selectType = TILE_PARTITION;
		imgPan.enableDrawing(true);
 	    } else {
		selectType = NONE;
		imgPan.enableDrawing(false);
 	    }
	} else if(o==mouseRectROI) {
            if(mouseRectROI.isSelected()) {
                selectType = RECT_ROI;
                imgPan.enableDrawing(true);
            } else {
                selectType = NONE;
                imgPan.enableDrawing(false);
            }
        } else if(o==mouseCircROI) {
            if(mouseCircROI.isSelected()) {
                selectType = CIRC_ROI;  
                imgPan.enableDrawing(true);
            } else {
                selectType = NONE;
                imgPan.enableDrawing(false);
            }
        } else if(o==secUserDef) {
	    if(secUserDef.isSelected()) {
		selectType = RECT_SECURE;
		imgPan.enableDrawing(true);
	    } else {
		selectType = NONE;
		imgPan.enableDrawing(false);
	    }
	}
    }

    /** 
     * Method handling modification of the sliders values 
     * */
    public void stateChanged(ChangeEvent e) {
        double val = (double)encRateSlider.getValue()/encSliderPrec;
        encRateField.setText(f.format(val));
    }

    /** Handles mouse event happening on the opened image when selecting a
     * Region of Interest */
    public void mouseClicked(MouseEvent e) { }
    public void mouseEntered(MouseEvent e) { 
	switch(selectType) {
	case MOVE_IMAGE:
	    imgPan.setCursor(new Cursor(Cursor.MOVE_CURSOR));
	    break;
	case TILE_PARTITION:
	case RECT_ROI:
	case RECT_SECURE:
	case CIRC_ROI:
            imgPan.setCursor(new Cursor(Cursor.CROSSHAIR_CURSOR));
	    break;
	}
    }
    public void mouseExited(MouseEvent e) { 
	switch(selectType) {
	case TILE_PARTITION:
	case MOVE_IMAGE:
	case RECT_ROI:
	case RECT_SECURE:
	case CIRC_ROI:
            imgPan.setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
	    break;
	}
    }
    public void mousePressed(MouseEvent e) { 
        selectOrig.x = e.getX();
        selectOrig.y = e.getY();
	switch(selectType) {
	case TILE_PARTITION:
	    if(selectOrig.x>imgPan.getOffX()/zf) {
		selectOrig.x = (int)((imgPan.getOffX())/zf);
	    } 
	    if(selectOrig.y>imgPan.getOffY()/zf) {
		selectOrig.y = (int)((imgPan.getOffY())/zf);
	    } 
            rectSelect = new Rectangle(selectOrig.x,selectOrig.y,1,1);
	    trefxTF.setText(""+(int)(rectSelect.x*zf));
	    trefyTF.setText(""+(int)(rectSelect.y*zf));
	    tileWidth.setText(""+rectSelect.width);
	    tileHeight.setText(""+rectSelect.height);
	    break;
	case MOVE_IMAGE:
	    savedImgOff.x = imgOff.x;
	    savedImgOff.y = imgOff.y;
	    break;
	case RECT_ROI:
            rectSelect = new Rectangle(selectOrig.x,selectOrig.y,1,1);
            rectLeftTf.setText(""+(int)(rectSelect.x*zf));
            rectTopTf.setText(""+(int)(rectSelect.y*zf));
            rectWidthTf.setText(""+rectSelect.width);
            rectHeightTf.setText(""+rectSelect.height);
	    break;
	case RECT_SECURE:
            rectSelect = new Rectangle(selectOrig.x,selectOrig.y,1,1);
            secUlxTF.setText(""+(int)(rectSelect.x*zf));
            secUlyTF.setText(""+(int)(rectSelect.y*zf));
            secWTF.setText(""+rectSelect.width);
            secHTF.setText(""+rectSelect.height);
	    break;
        case CIRC_ROI:
            cROIx = selectOrig.x; cROIy = selectOrig.y; cROIrad = 1;
            circRowTf.setText(""+(int)(cROIy*zf));
            circColTf.setText(""+(int)(cROIx*zf));
            circRadTf.setText(""+cROIrad);
	    break;
        }
    }
    public void mouseReleased(MouseEvent e) { 
	switch(selectType) {
	case TILE_PARTITION:
	    imgPan.setTilePartition(rectSelect);
	    break;
	}
    }
    public void mouseDragged(MouseEvent e) { 
        switch(selectType) {
	case MOVE_IMAGE: {
            int dx = e.getX()-selectOrig.x;
            int dy = e.getY()-selectOrig.y;

	    if(savedImgOff.x+dx<0) {
		imgOff.x = 0;
	    } else {
		imgOff.x = savedImgOff.x+dx;
	    }
	    if(savedImgOff.y+dy<0) {
		imgOff.y = 0;
	    } else {
		imgOff.y = savedImgOff.y+dy;
	    }
	    imgPan.setOffset(imgOff.x,imgOff.y);
	    refxTF.setText(""+imgOff.x);
	    refyTF.setText(""+imgOff.y);
	    
	    break; }
	case TILE_PARTITION: {
	    int x0 = rectSelect.x;
            int y0 = rectSelect.y;

            int nx = e.getX();
            int ny = e.getY();
	    int offx = imgPan.getOffX();
	    int offy = imgPan.getOffY();
            int oWidth = (int)((imgPan.getOrigWidth()+offx)/zf);
            int oHeight = (int)((imgPan.getOrigHeight()+offy)/zf);
            if(nx<0) nx = 0;
            if(ny<0) ny = 0;
            if(nx>=oWidth) nx = oWidth-1;
            if(ny>=oHeight) ny = oHeight-1;

            int w = nx-selectOrig.x+1;
            int h = ny-selectOrig.y+1;
            if(w<0) {
                w = -w;
                x0 = nx;
                trefxTF.setText(""+(int)(x0*zf));
                rectSelect.x = x0;
            } 
            if(h<0) {
                h = -h;
                y0 = ny;
                trefyTF.setText(""+(int)(y0*zf));
                rectSelect.y = y0;
            }

            rectSelect.width = w; rectSelect.height = h;
            tileHeight.setText(""+(int)(h*zf));
            tileWidth.setText(""+(int)(w*zf));
            imgPan.drawRect(x0,y0,w,h);
	    break;}
	case RECT_SECURE: {
            int x0 = rectSelect.x;
            int y0 = rectSelect.y;

            int nx = e.getX();
            int ny = e.getY();
	    int offx = imgPan.getOffX();
	    int offy = imgPan.getOffY();
            int oWidth = (int)((imgPan.getOrigWidth()+offx)/zf);
            int oHeight = (int)((imgPan.getOrigHeight()+offy)/zf);
            if(nx<0) nx = 0;
            if(ny<0) ny = 0;
            if(nx>=oWidth) nx = oWidth-1;
            if(ny>=oHeight) ny = oHeight-1;

            int w = nx-selectOrig.x+1;
            int h = ny-selectOrig.y+1;
            if(w<0) {
                w = -w;
                x0 = nx;
                secUlxTF.setText(""+(int)(x0*zf));
                rectSelect.x = x0;
            } 
            if(h<0) {
                h = -h;
                y0 = ny;
                secUlyTF.setText(""+(int)(y0*zf));
                rectSelect.y = y0;
            }

            rectSelect.width = w; rectSelect.height = h;
            secHTF.setText(""+(int)(h*zf));
            secWTF.setText(""+(int)(w*zf));
            imgPan.drawRect(x0,y0,w,h);
	    break; }
	case RECT_ROI: {
            int x0 = rectSelect.x;
            int y0 = rectSelect.y;

            int nx = e.getX();
            int ny = e.getY();
	    int offx = imgPan.getOffX();
	    int offy = imgPan.getOffY();
            int oWidth = (int)((imgPan.getOrigWidth()+offx)/zf);
            int oHeight = (int)((imgPan.getOrigHeight()+offy)/zf);
            if(nx<0) nx = 0;
            if(ny<0) ny = 0;
            if(nx>=oWidth) nx = oWidth-1;
            if(ny>=oHeight) ny = oHeight-1;

            int w = nx-selectOrig.x+1;
            int h = ny-selectOrig.y+1;
            if(w<0) {
                w = -w;
                x0 = nx;
                rectLeftTf.setText(""+(int)(x0*zf));
                rectSelect.x = x0;
            } 
            if(h<0) {
                h = -h;
                y0 = ny;
                rectTopTf.setText(""+(int)(y0*zf));
                rectSelect.y = y0;
            }

            rectSelect.width = w; rectSelect.height = h;
            rectHeightTf.setText(""+(int)(h*zf));
            rectWidthTf.setText(""+(int)(w*zf));
            imgPan.drawRect(x0,y0,w,h);
	    break; }
        case CIRC_ROI: {
            int x0 = cROIx;
            int y0 = cROIy;

            int nx = e.getX();
            int ny = e.getY();
	    int offx = imgPan.getOffX();
	    int offy = imgPan.getOffY();
            int oWidth = (int)((imgPan.getOrigWidth()+offx)/zf);
            int oHeight = (int)((imgPan.getOrigHeight()+offy)/zf);

            int w = nx-x0;
            int h = ny-y0;
            int radius = (int)Math.sqrt(w*w+h*h);
            int radiusS2 = (int)Math.sqrt(2*w*w+2*h*h);
            if(x0-radiusS2<0) radiusS2 = x0;
            if(y0-radiusS2<0) radiusS2 = y0;
            if(x0+radiusS2>=oWidth) radiusS2 = oWidth-1-x0;
            if(y0+radiusS2>=oHeight) radiusS2 = oHeight-1-y0;

            cROIrad = radiusS2;
            circRadTf.setText(""+(int)(radiusS2*zf));
            imgPan.drawOval(x0-radiusS2,y0-radiusS2,2*radiusS2,2*radiusS2);
	    break; }
        }
    }
    public void mouseMoved(MouseEvent e) { }

    public void setSelectType(int type) {
        selectType = type;
        imgPan.enableDrawing(false);
    }
}