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add path view

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limit resolve depth ( to avoid infinite ).
to complete : horrible
This commit is contained in:
philippe lhardy
2017-11-29 23:09:32 +01:00
parent ce485f2263
commit 401c7e15d0
2 changed files with 181 additions and 72 deletions
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72
java/org/artisanlogiciel/games/Display.java
View File

@@ -553,6 +553,50 @@ public class Display extends JFrame
g.drawLine(x, y, x, y + (int) height);
}
public void drawPath(Graphics g, int pX, int pY, short path)
{
int x = offsetX + (int) (pX * width);
int y = offsetY + (int) (pY * height);
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);
}
if ( (path & LabyModel.NEGATIVE) == LabyModel.NEGATIVE )
{
g.drawLine(x, ym , x + (int) width, 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);
}
if ( (path & LabyModel.NEGATIVE) == LabyModel.NEGATIVE )
{
g.drawLine(xm, y , xm + (int) (width /4), y + (int) (height));
}
}
/*
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)
{
double radius = (height > width) ? width : height;
@@ -748,6 +792,7 @@ public class Display extends JFrame
int x = 0;
int y = 0;
short walls = 0;
short path = 0;
// try to display only visible part...
// should compute pX, pY, mX, mY based on clip...
@@ -808,6 +853,9 @@ public class Display extends JFrame
}
}
int aX = pX;
int aY = pY;
g.setColor(Color.black);
// draw all walls within clip bounds horiz first then lines
@@ -819,7 +867,31 @@ public class Display extends JFrame
cp.drawWalls(g, pX, pY, walls);
}
}
pX = aX;
pY = aY;
// draw all path within clip bounds horiz first then lines
for (; pY < mY; pY++)
{
for (pX = 0; pX < mX; pX++)
{
path = map.getPath(pX,pY);
if ( ( path & LabyModel.SOLVED ) == LabyModel.SOLVED )
{
g.setColor(Color.green);
}
else
{
g.setColor(Color.blue);
}
if ( path != 0 )
{
cp.drawPath(g,pX,pY,path);
}
}
}
}
public boolean notifySearch(Position pPosition)

51
java/org/artisanlogiciel/games/LabyModel.java
View File

@@ -28,13 +28,14 @@ public class LabyModel implements WallsProvider
private final static short FLAGLENGTH = 7;
private final static short CLEAR = 0; // mandatory 0 since array creation is
// initialized with 0.
private final static short HORIZONTAL = 1;
private final static short VERTICAL = 2;
private final static short DIRECTION = 4; // could we get rid of that to
public final static short HORIZONTAL = 1;
public final static short VERTICAL = 2;
public final static short DIRECTION = 4; // could we get rid of that to
// free one bit for other purpose
// ?
private final static short POSITIVE = 8;
private final static short NEGATIVE = 16;
public final static short POSITIVE = 8;
public final static short NEGATIVE = 16;
private final static short OPEN = 32; // can be reused once generation is
// completed
private final static short CLOSED = 64; // can be reused once generation is
@@ -52,7 +53,7 @@ public class LabyModel implements WallsProvider
// wall should
// be open to
// access this.
private final static short SOLVED = 64 << FLAGLENGTH; // flag when solution
public final static short SOLVED = 64 << FLAGLENGTH; // flag when solution
// is on this path.
private final static short FREE = 128 << FLAGLENGTH; // free flag
// remains 2 free bits ( keep one out for sign )
@@ -545,23 +546,33 @@ public class LabyModel implements WallsProvider
/**
* 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)
{
long safeguard = width * height;
int newx = x;
int newy = y;
// list of positions from start to end
LinkedList<Position> backpath = new LinkedList<Position>();
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));
// should find from all direction one that point to this.
// should find from all adjacent cells (directions) one that point to this.
{
ArrayList<Short> freeDirection = new ArrayList<Short>();
// didx is index of four cell adjacent to this (x,y)
for (int didx = 0; didx < 4; didx++)
{
int delta = 0;
@@ -628,6 +639,7 @@ public class LabyModel implements WallsProvider
}
}
}
}
if (found == null)
{
rlistener.notifySearchError("No path found !");
@@ -636,8 +648,23 @@ public class LabyModel implements WallsProvider
// System.out.println(found);
newx = found.getX();
newy = found.getY();
if ( ( t[newx][newy] & SOLVED ) == SOLVED )
{
System.out.println("[INFO] position already solved" + new Position(newx, newy).toString() + " *length:" + backpath.size());
}
else
{
t[newx][newy] |= SOLVED;
}
safeguard --;
if ( safeguard < 0 )
{
rlistener.notifySearchError("Path too long ( or long overflow ) for width*height:" + (width*height) + " length:" + backpath.size());
break;
}
}
if (rlistener != null)
{
rlistener.notifyCompletion(backpath);
@@ -813,6 +840,16 @@ public class LabyModel implements WallsProvider
return walls;
}
public short getPath(int x, int y)
{
short path = 0;
if (( x < width ) && ( y < height ))
{
path = t[x][y];
}
return path;
}
/**
* is there a wall in that direction ?
**/