show path with selected direction when resolved.

This commit is contained in:
philippe lhardy
2017-12-01 21:42:02 +01:00
parent 401c7e15d0
commit eeb1172f88
4 changed files with 147 additions and 85 deletions

View File

@@ -0,0 +1,40 @@
package org.artisanlogiciel.games;
/**
DirectionPosition
record direction and position ( direction as defined in LabyModel ).
**/
public class DirectionPosition
{
private short direction;
private Position position;
// (direction,position)
DirectionPosition(short d, Position p)
{
direction=d;
position=p;
}
short getDirection()
{
return direction;
}
Position getPosition()
{
return position;
}
public String toString()
{
if (position != null)
{
return position.toString();
}
return "?";
}
}

View File

@@ -553,48 +553,48 @@ public class Display extends JFrame
g.drawLine(x, y, x, y + (int) height);
}
public void drawPath(Graphics g, int pX, int pY, short path)
public void drawPath(Graphics g, DirectionPosition dp, int pX, int pY, int mX, int mY)
{
int x = offsetX + (int) (pX * width);
int y = offsetY + (int) (pY * height);
if ( dp != null )
{
Position dot = dp.getPosition();
if ((dot.getX() >= pX) && (dot.getY() >= pY) && (dot.getX() < mX) && (dot.getY() < mY))
{
int x = offsetX + (int) (dot.getX() * width);
int y = offsetY + (int) (dot.getY() * height);
short path = dp.getDirection();
int xm = x+ (int) (width / 2);
int ym = y+ (int) (height / 2);
if ( (path & LabyModel.HORIZONTAL) == LabyModel.HORIZONTAL)
{
g.drawLine(x, ym, x + (int) width, ym);
if ( (path & LabyModel.POSITIVE) == LabyModel.POSITIVE )
{
g.drawLine(x, ym + (int) (height / 4), x + (int) width, ym);
g.drawLine(xm, ym, x + (int) width, ym);
g.drawLine(xm, ym + (int) (height / 4), x + (int) width, ym);
}
// LEFT /_
if ( (path & LabyModel.NEGATIVE) == LabyModel.NEGATIVE )
{
g.drawLine(x, ym , x + (int) width, ym - (int) (height / 4));
g.drawLine(x, ym, xm, ym);
g.drawLine(x, ym, xm, ym - (int) (height / 4));
}
}
if ((path & LabyModel.VERTICAL) == LabyModel.VERTICAL)
{
g.drawLine(xm, y, xm , y + (int) height);
if ( (path & LabyModel.POSITIVE) == LabyModel.POSITIVE )
{
g.drawLine(xm - (int) (width / 4), y , xm, y + (int) height);
g.drawLine(xm, ym, xm , y + (int) height);
g.drawLine(xm - (int) (width / 4), ym , xm, y + (int) height);
}
// UP |\
if ( (path & LabyModel.NEGATIVE) == LabyModel.NEGATIVE )
{
g.drawLine(xm, y , xm + (int) (width /4), y + (int) (height));
g.drawLine(xm, ym, xm , y);
g.drawLine(xm + (int) (width /4), ym , xm , y);
}
}
/*
if ((path & LabyModel.HORIZONTAL) ==LabyModel.HORIZONTAL)
{
y=y+ (int) (height / 2);
g.drawLine(x + (int) width, y, x + (int) width, y + (int) height);
}
if ( (pX == 0 ) && ((path & LabyModel.VERTICAL) == LabyModel.VERTICAL))
{
x=x+ (int) (width / 2);
g.drawLine(x, y, x, y + (int) height);
}
*/
}
public void drawDot(Graphics g, Position dot, int pX, int pY, int mX, int mY)
@@ -633,7 +633,7 @@ public class Display extends JFrame
LabyModel map;
final MazeCellParameters cp;
Position current = null;
LinkedList<Position> solvedPath = null;
LinkedList<DirectionPosition> solvedPath = null;
final Object lockChange = new Object();
// current postion of human resolving
int sX = 0;
@@ -642,6 +642,9 @@ public class Display extends JFrame
int gX = -1;
int gY = -1;
// not set by default for debug, will show any path
boolean showAll = false;
@Override
public void mouseDragged(MouseEvent e) {
// should find the cell ...
@@ -654,7 +657,12 @@ public class Display extends JFrame
@Override
public void mouseMoved(MouseEvent e) {
System.out.println("Mouse moved (" + e.getX() + ',' + e.getY() + ')');
// System.out.println("Mouse moved (" + e.getX() + ',' + e.getY() + ')');
}
public void setShowAll(boolean showall )
{
showAll = showAll;
}
void checkExit()
@@ -846,9 +854,10 @@ public class Display extends JFrame
}
if (solvedPath != null)
{
for (Position resolved : solvedPath)
for (DirectionPosition resolved : solvedPath)
{
cp.drawDot(g, resolved, pX, pY, mX, mY);
// cp.drawDot(g, resolved.getPosition(), pX, pY, mX, mY);
cp.drawPath(g,resolved, pX, pY, mX, mY);
}
}
}
@@ -868,6 +877,9 @@ public class Display extends JFrame
}
}
if (showAll)
{
pX = aX;
pY = aY;
@@ -887,18 +899,20 @@ public class Display extends JFrame
}
if ( path != 0 )
{
cp.drawPath(g,pX,pY,path);
DirectionPosition dp = new DirectionPosition(path,new Position(pX,pY));
cp.drawPath(g,dp,pX,pY,pX+1,pY+1);
}
}
}
}
}
public boolean notifySearch(Position pPosition)
public boolean notifySearch(DirectionPosition pPosition)
{
synchronized (lockChange)
{
current = pPosition;
current = pPosition.getPosition();
}
// should redraw ...
invalidate();
@@ -912,9 +926,9 @@ public class Display extends JFrame
System.err.println(error);
}
public void notifyCompletion(LinkedList<Position> solvedPath)
public void notifyCompletion(LinkedList<DirectionPosition> solvedPath)
{
LinkedList<Position> newPath = new LinkedList<>(solvedPath);
LinkedList<DirectionPosition> newPath = new LinkedList<>(solvedPath);
System.out.println("resolution completed");
synchronized (lockChange)
{

View File

@@ -544,29 +544,36 @@ public class LabyModel implements WallsProvider
return false;
}
public final static boolean isFlagSet(short check, short flag)
{
return ((check & flag) == flag);
}
/**
* resolve this labrynth using internal representation
* initial (x,y) is exit, will return list of positions from start to end.
**/
public LinkedList<Position> resolve(int x, int y, MazeResolutionListener rlistener)
public LinkedList<DirectionPosition> resolve(int x, int y, MazeResolutionListener rlistener)
{
long safeguard = width * height;
short selectedDirection = 0;
int newx = x;
int newy = y;
// list of positions from start to end
LinkedList<Position> backpath = new LinkedList<Position>();
LinkedList<DirectionPosition> backpath = new LinkedList<DirectionPosition>();
// position that point to (x,y).
DirectionPosition found = new DirectionPosition(selectedDirection,new Position(x, y));
while (!((newx == 0) && (newy == 0)))
{
// position that point to (x,y).
Position found = null;
if (( x == newx ) && ( y == newy ))
{
System.out.println("[ERROR] path contains same consecutive point" + new Position(newx, newy).toString());
}
x = newx;
y = newy;
backpath.addFirst(new Position(x, y));
backpath.addFirst(found);
found = null;
// should find from all adjacent cells (directions) one that point to this.
{
@@ -580,7 +587,7 @@ public class LabyModel implements WallsProvider
short reversedirection = AllDirections[(didx + 2) % 4];
short pointingdirection = DIRECTION;
if ((direction & POSITIVE) == POSITIVE)
if (isFlagSet(direction,POSITIVE))
{
delta = 1;
pointingdirection |= NEGATIVE;
@@ -591,7 +598,7 @@ public class LabyModel implements WallsProvider
pointingdirection |= POSITIVE;
}
if ((direction & HORIZONTAL) == HORIZONTAL)
if (isFlagSet(direction,HORIZONTAL))
{
newx = x + delta;
newy = y;
@@ -605,7 +612,7 @@ public class LabyModel implements WallsProvider
}
// internal GUARD.
if ((reversedirection & pointingdirection) != pointingdirection)
if (! isFlagSet(reversedirection,pointingdirection))
{
System.out.println("Internal ERROR. Please check AllDirections order "
+ (reversedirection & pointingdirection) + " " + pointingdirection);
@@ -614,7 +621,7 @@ public class LabyModel implements WallsProvider
if ((newx >= 0) && (newy >= 0) && (newx < width) && (newy < height))
{
if ((t[newx][newy] & reversedirection) == reversedirection)
if (isFlagSet(t[newx][newy],reversedirection))
{
if (found != null)
{
@@ -630,7 +637,8 @@ public class LabyModel implements WallsProvider
}
return backpath;
}
found = new Position(newx, newy);
selectedDirection=reversedirection;
found = new DirectionPosition(selectedDirection,new Position(newx, newy));
if (rlistener != null)
{
rlistener.notifySearch(found);
@@ -646,11 +654,11 @@ public class LabyModel implements WallsProvider
break;
}
// System.out.println(found);
newx = found.getX();
newy = found.getY();
if ( ( t[newx][newy] & SOLVED ) == SOLVED )
newx = found.getPosition().getX();
newy = found.getPosition().getY();
if (isFlagSet(t[newx][newy], SOLVED ))
{
System.out.println("[INFO] position already solved" + new Position(newx, newy).toString() + " *length:" + backpath.size());
System.out.println("[INFO] position already solved" + found.toString() + " *length:" + backpath.size());
}
else
{

View File

@@ -8,10 +8,10 @@ import java.util.LinkedList;
public interface MazeResolutionListener
{
public boolean notifySearch(Position pPosition);
public boolean notifySearch(DirectionPosition pPosition);
public void notifySearchError(String error);
public void notifyCompletion(LinkedList<Position> solvedPath);
public void notifyCompletion(LinkedList<DirectionPosition> solvedPath);
}