displayarea.java,v

包含了模式识别中常用的一些分类器设计算法

    public DisplayScale getDisplayScale()
    {
	return new DisplayScale(xmax, xmin, ymax, ymin);
    }

    /**
     * get the x value
     *
     * @@return integer form of x value
     */
    public int getXPrecision()
    {
	return (int)((xmax-xmin)/((xmax-xmin)/precision));
    }
  
    /**
     * get the y value
     *
     * @@return integer form of y value
     */
    public int getYPrecision()
    {
	return (int)((ymax-ymin)/((ymax-ymin)/precision));
    } 

    /**
     * sets the DisplayScale
     *
     * @@param scale DisplayScale object to set
     *
     */
    public void setDisplayScale(DisplayScale scale)
    {
	xmax = scale.xmax;
	xmin = scale.xmin;
	ymax = scale.ymax;
	ymin = scale.ymin;

	repaint();

    }
}
@


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@errors done during Java Style documentation rectified.
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 * class: DisplayArea
 *
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     * method: DisplayArea
     *
     * @@param   none
     *
     * @@return  none
     *
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     * class: MyListener
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	 * method: mouseClicked
	 *
	 * @@param   MouseEvent e: event that was fired
	 *
	 * @@return  none
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	 * listen and act on actions fired by components attached to the mouse
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	 * method: mousePressed
	 *
	 * @@param   MouseEvent e: event that was fired
	 *
	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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	 * method: mousePressed
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	 * @@param   MouseEvent e: event that was fired
	 *
	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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	 * method: mouseDragged
	 *
	 * @@param   MouseEvent e: event that was fired
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	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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	 * method: mouseMoved
	 *
	 * @@param   MouseEvent e: event that was fired
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	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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	 * method: mouseExited
	 *
	 * @@param   MouseEvent e: event that was fired
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	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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        public void mouseExited(MouseEvent e) 
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	 * method: mouseEntered
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	 * @@param   MouseEvent e: event that was fired
	 *
	 * @@return  none
	 *
	 * listen and act on actions fired by components attached to the mouse
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     * method: getWidth
     *
     * @@param   none
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     * returns the width on the output canvas
     *
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     * method: getHeight
     *
     * @@param    none
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     * returns the height on the output canvas
     *
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     * method: setPointsTable
     *
     * @@param   none
     *
     * @@return  none
     *
     * returns the height on the output canvas
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     * method: DetermineDimensions 
     *
     * @@param    none
     *
     * @@return   none
     *
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     * method: DrawGrid
     *
     * @@param   Graphics g: graphics paint object
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     * @@return  none
     *
     * draw the selection area grid lines
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     * method: paintComponent
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     * @@return  none
     *
     * method paints the selection area
     *
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     * method: clear
     *
     * @@param   Graphics g: graphics paint object
     *
     * @@return  none
     *
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     * method: DisplayScale
     *
     * @@param   none
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     * @@return  DisplayScale
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@some errors done during Java Documentation Style are rectified.
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    */
@


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@comments style changed to Java Documentation Style.
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	 * @@return   none
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    * *********************************************************************
    *
    * declare class methods
    *
    * *********************************************************************
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     * @@param  none
     * return   : width of the output plot
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     * @@param  none
     * @@return  height of the output plot
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     * @@param  none
     * @@return none
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     * @@param  Graphics g: graphics paint object
@


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@Algorithm Complete and debug statements commented
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// file: DisplayArea.java
//
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// class: DisplayArea
//
// class implements the graph plot that displays the output points 
// and the comouted decision region based on the algorithm used
//
// hierarchy: JPanel->DisplayArea
//
class DisplayArea extends JPanel {
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    // method: DisplayArea
    //
    // arguments: none
    // returns  : none
    //
    // constructor initializes the samples to be plotted in the signal panel
    //
    public DisplayArea() {
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    // class: MyListener
    //
    // class implements a mouse listener, mouse motion listener for the 
    // output display canvas
    //
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	// method: mouseClicked
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
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	// method: mousePressed
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mousePressed(MouseEvent e) {
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	// method: mousePressed
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mouseReleased(MouseEvent e) {
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	// method: mouseDragged
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mouseDragged(MouseEvent e) {
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	// method: mouseMoved
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mouseMoved(MouseEvent e) {
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	// method: mouseExited
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mouseExited(MouseEvent e) {
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	// method: mouseEntered
	//
	// arguments:
	//    MouseEvent e: event that was fired
	//
	// return   : none
	//
	// listen and act on actions fired by components attached to the mouse
	//
        public void mouseEntered(MouseEvent e) {
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    // *********************************************************************
    //
    // declare class methods
    //
    // *********************************************************************
    
    // method: getWidth
    //
    // arguments: none
    // return   : width of the output plot
    //
    // returns the width on the output canvas
    //
    public int getWidth() {

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    // method: getHeight
    //
    // arguments: none
    // return   : height of the output plot
    //
    // returns the height on the output canvas
    //
    public int getHeight() {
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    /*
    // method: setPointsTable
    //
    // arguments: none
    // return   : none
    //
    // returns the height on the output canvas
    //
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    // method: DetermineDimensions 
    //
    // arguments: none
    // return   : none
    //
    // determine the dimensions of the selection area
    //
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    // method: DrawGrid
    //
    // arguments:
    //    Graphics g: graphics paint object
    //
    // return   : none
    //
    // draw the selection area grid lines
    //    
    public void DrawGrid(Graphics g) {
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	for(int i=zeroY+yGridDiv; i<height; i+=yGridDiv) {
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	for(int i=zeroY-yGridDiv; i>=0; i-=yGridDiv) {
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	for(int i=zeroX+xGridDiv; i<width; i+=xGridDiv) {
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	for(int i=zeroX-xGridDiv; i>=0; i-=xGridDiv) {
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    // method: paintComponent
    //
    // arguments:
    //    Graphics g: graphics paint object
    //
    // return   : none
    //
    // method paints the selection area
    //
    public void paintComponent(Graphics g) {
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	for ( int i=0; i < output_points_d.size(); i++ ){
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	    Classify.drawPoints(g, Classify.input_points_d.convertMyPoints(points, 
			        getWidth(), getHeight(), getDisplayScale()), 
				type, color);
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    // method: clear
    //
    // arguments:
    //    Graphics g: graphics paint object
    //
    // return   : none
    //
    // method clears the output points
    //
    public void clear() {
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    // method: DisplayScale
    //
    // arguments:
    //    none
    //
    // return: DisplayScale
    //
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//
// end of file






@


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@Initial revision
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 System.out.println("///////////////////////////////");
  
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 System.out.println(center);
@