tn5250j/src/org/tn5250j RubberBand.java,1.5,1.6

Update of /cvsroot/tn5250j/tn5250j/src/org/tn5250j
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv13299/src/org/tn5250j

Modified Files:
	RubberBand.java 
Log Message:
Added tn5250 package to framework to start work on the interfaces

Index: RubberBand.java
===================================================================
RCS file: /cvsroot/tn5250j/tn5250j/src/org/tn5250j/RubberBand.java,v
retrieving revision 1.5
retrieving revision 1.6
diff -C2 -d -r1.5 -r1.6
*** RubberBand.java	15 Feb 2004 12:55:49 -0000	1.5
--- RubberBand.java	26 Jul 2004 19:29:43 -0000	1.6
***************
*** 1,256 ****
! package org.tn5250j;
! /**
!  * Title: tn5250J
!  * Copyright:   Copyright (c) 2001
!  * Company:
!  * @author  Kenneth J. Pouncey
!  * @version 0.4
!  *
!  * Description:
!  *
!  * This program is free software; you can redistribute it and/or modify
!  * it under the terms of the GNU General Public License as published by
!  * the Free Software Foundation; either version 2, or (at your option)
!  * any later version.
!  *
!  * This program is distributed in the hope that it will be useful,
!  * but WITHOUT ANY WARRANTY; without even the implied warranty of
!  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
!  * GNU General Public License for more details.
!  *
!  * You should have received a copy of the GNU General Public License
!  * along with this software; see the file COPYING.  If not, write to
!  * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
!  * Boston, MA 02111-1307 USA
!  *
!  */
! 
! import java.awt.*;
! import java.awt.event.*;
! import javax.swing.SwingUtilities;
! 
! public abstract class RubberBand {
!    private RubberBandCanvasIF canvas;
!    protected Point startPoint;
!    protected Point endPoint;
!    private boolean eraseSomething = false;
!    private boolean isSomethingBounded = false;
!    private boolean isDragging = false;
! 
!    private class MouseHandler extends MouseAdapter
!    {
!       public void mousePressed(MouseEvent e) {
!          if (!SwingUtilities.isRightMouseButton(e)) {
!             if (!isSomethingBounded)
!                start(canvas.translateStart(e.getPoint()));
!             else {
! //               if (isSomethingBounded) {
! //                  erase();
! //                  notifyRubberBandCanvas();
! //                  reset();
! //                  start(canvas.translateStart(e.getPoint()));
! //               }
!             }
!          }
! 
! //         System.out.println("mouse pressed rb");
!       }
! 
!       public void mouseReleased(MouseEvent e) {
!          isDragging = false;
!       }
! 
!    }
! 
!    private class MouseMotionHandler extends MouseMotionAdapter	{
! 
!       public void mouseDragged(MouseEvent e) {
! 
!          if(!SwingUtilities.isRightMouseButton(e) && getCanvas().canDrawRubberBand(RubberBand.this)) {
! 
! //            if (!isDragging) {
! //
! //               if (isSomethingBounded) {
! //                  erase();
! //                  notifyRubberBandCanvas();
! //                  reset();
! //                  start(canvas.translateStart(e.getPoint()));
! //               }
! //
! //
! //            }
!             isDragging = true;
!             erase();
!             stop(canvas.translateEnd(e.getPoint()));
!             notifyRubberBandCanvas();
!             draw();
!             notifyRubberBandCanvas();
!          }
!       }
! 
!    }
! 
!    public boolean isDragging() {
!       return isDragging;
!    }
! 
!    public RubberBand(RubberBandCanvasIF c) {
!       super();
!       setCanvas(c);
!       getCanvas().addMouseListener(new MouseHandler());
!       getCanvas().addMouseMotionListener(new MouseMotionHandler());
!    }
! 
!    protected void draw() {
! //      Graphics g = getCanvas().getGraphics();
!       Graphics g = getCanvas().getDrawingGraphics();
! 
!       if(g != null){
!          try {
!             if(getCanvas().canDrawRubberBand(this)) {
!                g.setXORMode(canvas.getBackground());
!                drawRubberBand(g);
!                // we have drawn something, set the flag to indicate this
!                setEraseSomething(true);
!             }
!          }
!          finally {
!             g.dispose();
!          }
!       }
!    }
! 
!    protected abstract void drawBoundingShape(Graphics g,int startx, int starty, int width, int height);
! 
!    protected void drawRubberBand(Graphics g) {
! 
!       if((getEndPoint().x > getStartPoint().x) && (getEndPoint().y > getStartPoint().y)) {
!          drawBoundingShape(g,getStartPoint().x,getStartPoint().y,getEndPoint().x-getStartPoint().x,getEndPoint().y-getStartPoint().y);
!       }
! 
!       else if((getEndPoint().x < getStartPoint().x) && (getEndPoint().y < getStartPoint().y)) {
!          drawBoundingShape(g,getEndPoint().x,getEndPoint().y,getStartPoint().x-getEndPoint().x,getStartPoint().y-getEndPoint().y);
!       }
! 
!       else if((getEndPoint().x > getStartPoint().x) && (getEndPoint().y < getStartPoint().y))  {
!          drawBoundingShape(g,getStartPoint().x,getEndPoint().y,getEndPoint().x-getStartPoint().x,getStartPoint().y-getEndPoint().y);
!       }
! 
!       else if((getEndPoint().x < getStartPoint().x) && (getEndPoint().y > getStartPoint().y)) {
!          drawBoundingShape(g,getEndPoint().x,getStartPoint().y,getStartPoint().x-getEndPoint().x,getEndPoint().y-getStartPoint().y);
!       }
!       isSomethingBounded = true;
! 
!    }
! 
!    protected void erase()  {
! 
!       if(getEraseSomething()) {
!          draw();
!          setEraseSomething(false);
!       }
! 
!    }
! 
!    public final RubberBandCanvasIF getCanvas()  {
!       return this.canvas;
!    }
! 
!    protected Point getEndPoint() {
!       if(this.endPoint == null) {
!          setEndPoint(new Point(0,0));
!       }
!       return this.endPoint;
!    }
! 
!    protected Point getStartPoint() {
! 
!       if(this.startPoint == null) {
!          setStartPoint(new Point(0,0));
!       }
!       return this.startPoint;
! 
!    }
! 
!    protected final boolean getEraseSomething() {
!       return this.eraseSomething;
!    }
! 
!    protected void notifyRubberBandCanvas() {
! 
!       int startX, startY, endX, endY;
! 
!       if(getStartPoint().x < getEndPoint().x)  {
!          startX = getStartPoint().x;
!          endX = getEndPoint().x;
!       }
!       else {
!          startX = getEndPoint().x;
!          endX = getStartPoint().x;
!       }
!       if(getStartPoint().y < getEndPoint().y)  {
!          startY = getStartPoint().y;
!          endY = getEndPoint().y;
!       }
!       else {
!          startY = getEndPoint().y;
!          endY = getStartPoint().y;
!       }
! 
!       getCanvas().areaBounded(this,startX, startY, endX, endY);
! 
!    }
! 
!    public final void setCanvas(RubberBandCanvasIF c) {
!       this.canvas = c;
!    }
! 
!    protected final void setEndPoint(Point newValue){
!       this.endPoint = newValue;
!    }
! 
!    protected final void setEraseSomething(boolean newValue)  {
!       this.eraseSomething = newValue;
!    }
! 
!    protected final void setStartPoint(Point newValue) {
!       this.startPoint = newValue;
!       if (startPoint == null)
!          endPoint = null;
! 
!    }
! 
!    protected void start(Point p) {
!       setEndPoint(p);
!       setStartPoint(p);
! //      System.out.println("start " + startPoint + " end " + endPoint);
!    }
! 
!    protected void stop(Point p) {
! 
!       if(p.x < 0) {
!          p.x = 0;
!       }
! 
!       if(p.y < 0) {
!          p.y = 0;
!       }
! 
!       setEndPoint(p);
! //      System.out.println("stop " + startPoint + " end " + endPoint);
! 
!    }
! 
!    protected void reset() {
!       erase();
!       setStartPoint(null);
!       setEndPoint(null);
!       isSomethingBounded = false;
! 
!    }
! 
!    protected final boolean isAreaSelected() {
!       return isSomethingBounded;
!    }
! 
  }
\ No newline at end of file
--- 1,255 ----
! package org.tn5250j;
! /**
!  * Title: tn5250J
!  * Copyright:   Copyright (c) 2001
!  * Company:
!  * @author  Kenneth J. Pouncey
!  * @version 0.4
!  *
!  * Description:
!  *
!  * This program is free software; you can redistribute it and/or modify
!  * it under the terms of the GNU General Public License as published by
!  * the Free Software Foundation; either version 2, or (at your option)
!  * any later version.
!  *
!  * This program is distributed in the hope that it will be useful,
!  * but WITHOUT ANY WARRANTY; without even the implied warranty of
!  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
!  * GNU General Public License for more details.
!  *
!  * You should have received a copy of the GNU General Public License
!  * along with this software; see the file COPYING.  If not, write to
!  * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
!  * Boston, MA 02111-1307 USA
!  *
!  */
! 
! import java.awt.*;
! import java.awt.event.*;
! import javax.swing.SwingUtilities;
! 
! public abstract class RubberBand {
!    private RubberBandCanvasIF canvas;
!    protected Point startPoint;
!    protected Point endPoint;
!    private boolean eraseSomething = false;
!    private boolean isSomethingBounded = false;
!    private boolean isDragging = false;
! 
!    private class MouseHandler extends MouseAdapter
!    {
!       public void mousePressed(MouseEvent e) {
!          if (!SwingUtilities.isRightMouseButton(e)) {
!             if (!isSomethingBounded)
!                start(canvas.translateStart(e.getPoint()));
!             else {
! //               if (isSomethingBounded) {
! //                  erase();
! //                  notifyRubberBandCanvas();
! //                  reset();
! //                  start(canvas.translateStart(e.getPoint()));
! //               }
!             }
!          }
! 
! //         System.out.println("mouse pressed rb");
!       }
! 
!       public void mouseReleased(MouseEvent e) {
!          isDragging = false;
!       }
! 
!    }
! 
!    private class MouseMotionHandler extends MouseMotionAdapter	{
! 
!       public void mouseDragged(MouseEvent e) {
! 
!          if(!SwingUtilities.isRightMouseButton(e) && getCanvas().canDrawRubberBand(RubberBand.this)) {
! 
! //            if (!isDragging) {
! //
! //               if (isSomethingBounded) {
! //                  erase();
! //                  notifyRubberBandCanvas();
! //                  reset();
! //                  start(canvas.translateStart(e.getPoint()));
! //               }
! //
! //
! //            }
!             isDragging = true;
!             erase();
!             stop(canvas.translateEnd(e.getPoint()));
!             notifyRubberBandCanvas();
!             draw();
!             notifyRubberBandCanvas();
!          }
!       }
! 
!    }
! 
!    public boolean isDragging() {
!       return isDragging;
!    }
! 
!    public RubberBand(RubberBandCanvasIF c) {
!       super();
!       setCanvas(c);
!       getCanvas().addMouseListener(new MouseHandler());
!       getCanvas().addMouseMotionListener(new MouseMotionHandler());
!    }
! 
!    protected void draw() {
! //      Graphics g = getCanvas().getGraphics();
!       Graphics g = getCanvas().getDrawingGraphics();
! 
!       if(g != null){
!          try {
!             if(getCanvas().canDrawRubberBand(this)) {
!                g.setXORMode(canvas.getBackground());
!                drawRubberBand(g);
!                // we have drawn something, set the flag to indicate this
!                setEraseSomething(true);
!             }
!          }
!          finally {
!             g.dispose();
!          }
!       }
!    }
! 
!    protected abstract void drawBoundingShape(Graphics g,int startx, int starty, int width, int height);
! 
!    protected void drawRubberBand(Graphics g) {
! 
!       if((getEndPoint().x > getStartPoint().x) && (getEndPoint().y > getStartPoint().y)) {
!          drawBoundingShape(g,getStartPoint().x,getStartPoint().y,getEndPoint().x-getStartPoint().x,getEndPoint().y-getStartPoint().y);
!       }
! 
!       else if((getEndPoint().x < getStartPoint().x) && (getEndPoint().y < getStartPoint().y)) {
!          drawBoundingShape(g,getEndPoint().x,getEndPoint().y,getStartPoint().x-getEndPoint().x,getStartPoint().y-getEndPoint().y);
!       }
! 
!       else if((getEndPoint().x > getStartPoint().x) && (getEndPoint().y < getStartPoint().y))  {
!          drawBoundingShape(g,getStartPoint().x,getEndPoint().y,getEndPoint().x-getStartPoint().x,getStartPoint().y-getEndPoint().y);
!       }
! 
!       else if((getEndPoint().x < getStartPoint().x) && (getEndPoint().y > getStartPoint().y)) {
!          drawBoundingShape(g,getEndPoint().x,getStartPoint().y,getStartPoint().x-getEndPoint().x,getEndPoint().y-getStartPoint().y);
!       }
!       isSomethingBounded = true;
! 
!    }
! 
!    protected void erase()  {
! 
!       if(getEraseSomething()) {
!          draw();
!          setEraseSomething(false);
!       }
! 
!    }
! 
!    public final RubberBandCanvasIF getCanvas()  {
!       return this.canvas;
!    }
! 
!    protected Point getEndPoint() {
!       if(this.endPoint == null) {
!          setEndPoint(new Point(0,0));
!       }
!       return this.endPoint;
!    }
! 
!    protected Point getStartPoint() {
! 
!       if(this.startPoint == null) {
!          setStartPoint(new Point(0,0));
!       }
!       return this.startPoint;
! 
!    }
! 
!    protected final boolean getEraseSomething() {
!       return this.eraseSomething;
!    }
! 
!    protected void notifyRubberBandCanvas() {
! 
!       int startX, startY, endX, endY;
! 
!       if(getStartPoint().x < getEndPoint().x)  {
!          startX = getStartPoint().x;
!          endX = getEndPoint().x;
!       }
!       else {
!          startX = getEndPoint().x;
!          endX = getStartPoint().x;
!       }
!       if(getStartPoint().y < getEndPoint().y)  {
!          startY = getStartPoint().y;
!          endY = getEndPoint().y;
!       }
!       else {
!          startY = getEndPoint().y;
!          endY = getStartPoint().y;
!       }
! 
!       getCanvas().areaBounded(this,startX, startY, endX, endY);
! 
!    }
! 
!    public final void setCanvas(RubberBandCanvasIF c) {
!       this.canvas = c;
!    }
! 
!    protected final void setEndPoint(Point newValue){
!       this.endPoint = newValue;
!    }
! 
!    protected final void setEraseSomething(boolean newValue)  {
!       this.eraseSomething = newValue;
!    }
! 
!    protected final void setStartPoint(Point newValue) {
!       this.startPoint = newValue;
!       if (startPoint == null)
!          endPoint = null;
! 
!    }
! 
!    protected void start(Point p) {
!       setEndPoint(p);
!       setStartPoint(p);
! //      System.out.println("start " + startPoint + " end " + endPoint);
!    }
! 
!    protected void stop(Point p) {
! 
!       if(p.x < 0) {
!          p.x = 0;
!       }
! 
!       if(p.y < 0) {
!          p.y = 0;
!       }
! 
!       setEndPoint(p);
! //      System.out.println("stop " + startPoint + " end " + endPoint);
! 
!    }
! 
!    protected void reset() {
!       setStartPoint(null);
!       setEndPoint(null);
!       isSomethingBounded = false;
! 
!    }
! 
!    protected final boolean isAreaSelected() {
!       return isSomethingBounded;
!    }
! 
  }
\ No newline at end of file



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