jackson databind import

- and some reowrk to use Position more than (x,y) parameters

fetch_dependencies.sh

@@ -1,5 +1,19 @@
 #!/bin/bash
 
+
+fetch_jackson_databind()
+{
+    libversion_jackson_databind=2.12.0
+    lib_jackson_databind=jackson-databind-${libversion_jackson_databind}.jar
+    if [[ ! -e libs/$lib_jackson_databind ]]
+    then
+	jacksonmaven=https://repo1.maven.org/maven2/com/fasterxml/jackson/core/jackson-databind/${libversion_jackson_databind}/$lib_jackson_databind
+	pushd libs
+	wget $jacksonmaven
+	popd
+    fi    
+}
+
 if [[ ! -d ../sharedrawweb ]]
 then
     echo "[ERROR] expected a sharedrawweb project parent ( for exports )" >&2
@@ -10,7 +24,14 @@ then
     mkdir libs
 fi
 
-if [[ ! -e libs/artgaphics-0.1.0.jar ]]
+libversion_artgaphic=0.2.0
+lib_artgaphic=artgaphics-${libversion_artgaphic}.jar
+if [[ ! -e libs/$lib_artgaphic ]]
 then
-    ln -s ../../sharedrawweb/dist/lib/artgaphics-0.1.0.jar libs/
+    ln -s ../../sharedrawweb/dist/lib/$lib_artgaphic libs/
-fi    
+fi
+
+if [[ -n $use_jackson ]]
+then    
+    fetch_jackson_databind
+fi

java/org/artisanlogiciel/games/maze/Brick.java

@@ -19,6 +19,34 @@ bcd is within 'H' or ' '
 public class Brick
 {
 
+    // order matters index is same as bits order
+    public static final Position[] AllMoves = {
+            new Position(0,0).doReverseTranslate(Position.stepX),
+            new Position(Position.stepY),
+            new Position(Position.stepX),
+            new Position(0,0).doReverseTranslate(Position.stepY),
+            // last is no move
+            new Position(0,0)
+    };
+
+    // flag is in Brick settings
+    static int getDirectionIndex(short flag)
+    {
+        // short a = (short) (flag >> FLAGLENGTH);
+        for (int index = 0; index < AllMoves.length - 1; index ++) {
+            if (isFlagSet((short) (1 << index), flag)) {
+                return index;
+            }
+        }
+        // return last index which is no move.
+        return AllMoves.length - 1;
+    }
+
+    public static Position getDirectionMove(short direction) {
+        return AllMoves[getDirectionIndex(direction)];
+    }
+
+
     public final static short LEFT = 1;
     public final static short DOWN = 2;
     public final static short RIGHT = 4;

java/org/artisanlogiciel/games/maze/LabyModel.java

@@ -59,6 +59,7 @@ lues, they are used as it is for
     // orders matters see getReverseDirection
     public static final short[] AllDirections = {LEFT, DOWN, RIGHT, UP};
 
+
     private int width;
     private int height;
     // wall flags Brick.(LEFT,DOWN,RIGHT,UP,ENTRY,GOAL) + status flags for each position (x,y)
@@ -136,9 +137,9 @@ lues, they are used as it is for
 
     /* set direction existing onee are lost */
     // FIXME FULLY BREAK RESOLVING...
-    public void setDirection(int x, int y, short path) {
+    public void setDirection(Position cell, short path) {
-        if ((x >= 0) && (x < width) && (y >= 0) && (y < height)) {
+        if ( cell.within(0,0,width,height)) {
-            t[x][y] = (short) (path | OPEN);
+            t[cell.getX()][cell.getY()] = (short) (path | OPEN);
         }
     }
 
@@ -146,9 +147,9 @@ lues, they are used as it is for
      * add a new direction, exiting ones are kept
      */
     // FIXME FULLY BREAK RESOLVING...
-    public void addDirection(int x, int y, short path) {
+    public void addDirection(Position cell, short path) {
-        if ((x >= 0) && (x < width) && (y >= 0) && (y < height)) {
+        if ( cell.within(0,0,width,height)) {
-            t[x][y] |= (short) (path | OPEN);
+            t[cell.getX()][cell.getY()] |= (short) (path | OPEN);
         }
     }
 
@@ -789,9 +790,19 @@ lues, they are used as it is for
     /**
      * is there no wall in that direction ?
      **/
-    public boolean canMoveInDirection(int x, int y, short direction) {
+    public boolean canMoveInDirection(Position where, short direction) {
         // one way wall will create walll if it not possible to step back to current position from next position
-        return onewaywall ? ( ! hasWallInDirection(x,y, (short) (direction << FLAGLENGTH)) ) : ((getWalls(x, y) & direction ) == 0);
+        return onewaywall ? ( ! hasWallInDirection(where.getX(),where.getY(), (short) (direction << FLAGLENGTH)) ) : ((getWalls(where) & direction ) == 0);
+    }
+
+
+    public boolean moveInDirection(Position position, short direction) {
+        boolean canMove = canMoveInDirection(position, direction);
+        if ( canMove )
+        {
+            position.doTranslate(Brick.getDirectionMove(direction));
+        }
+        return canMove;
     }
 
     public boolean reverse(boolean grow)

java/org/artisanlogiciel/games/maze/Position.java

@@ -3,6 +3,9 @@ package org.artisanlogiciel.games.maze;
 /** position of a cell with maze */
 public class Position
 {
+    public final static Position stepX = new Position(1,0);
+    public final static Position stepY = new Position( 0,1);
+
     private int x, y;
 
     public Position(int x, int y)
@@ -38,6 +41,12 @@ public class Position
         return this;
     }
 
+    public Position doReverseTranslate(Position other) {
+        x -= other.x;
+        y -= other.y;
+        return this;
+    }
+
 
     public void limitToMax(int mx, int my)
     {
@@ -82,4 +91,8 @@ public class Position
             return false;
             }
     }
+
+    public boolean within(int a, int b, int width, int height) {
+        return ((x > a) && (x < width) && (y > b) && (y < height));
+    }
 }

java/org/artisanlogiciel/games/maze/XYGridIterator.java

@@ -2,8 +2,6 @@ package org.artisanlogiciel.games.maze;
 
 public class XYGridIterator {
 
-    final static Position stepX = new Position(1,0);
-    final static Position stepY = new Position( 0,1);
 
     Position min;
     Position max;
@@ -31,10 +29,10 @@ public class XYGridIterator {
         if ( next != null)
         {
             Position current = new Position(next);
-            next.doTranslate(stepX);
+            next.doTranslate(Position.stepX);
             if ( next.getX() >= max.getX()) {
                 if (next.getY() < max.getY() - 1) {
-                    next.setX(min.getX()).doTranslate(stepY);
+                    next.setX(min.getX()).doTranslate(Position.stepY);
                 } else {
                     next = null;
                 }

java/org/artisanlogiciel/games/maze/gui/Display.java

@@ -1,9 +1,6 @@
 package org.artisanlogiciel.games.maze.gui;
 
-import org.artisanlogiciel.games.maze.LabyModel;
+import org.artisanlogiciel.games.maze.*;
-import org.artisanlogiciel.games.maze.Maze;
-import org.artisanlogiciel.games.maze.MazeParams;
-import org.artisanlogiciel.games.maze.MazeParamsFixed;
 import org.artisanlogiciel.games.maze.model.WidthHeightProvider;
 import org.artisanlogiciel.games.maze.persist.MazePersistRaw;
 import org.artisanlogiciel.games.maze.solve.SolvingModel;
@@ -195,21 +192,20 @@ implements StatusListener
     }
 
     void goNorth() {
-        maze.goNorth();
+        maze.goTo(Brick.UP);
     }
 
     void goSouth() {
-        maze.goSouth();
+        maze.goTo(Brick.DOWN);
     }
 
     void goEast() {
-        maze.goEast();
+        maze.goTo(Brick.RIGHT);
     }
 
     void goWest() {
-        maze.goWest();
+        maze.goTo(Brick.LEFT);
     }
-
     void setWallSize(int size) {
         maze.setWallSize(size);
     }

java/org/artisanlogiciel/games/maze/gui/MazeComponent.java

@@ -33,12 +33,11 @@ public class MazeComponent
     LinkedList<DirectionPosition> solvedPath = null;
     LinkedList<DirectionPosition> drawingPath = null;
     final Object lockChange = new Object();
-    // current postion of human resolving
+    // current position of human resolving
-    int sX = 0;
+    Position human = new Position(0,0);
-    int sY = 0;
+
     // goal exit
-    int gX = -1;
+    Position goal = new Position(-1,-1);
-    int gY = -1;
 
     // use a background
     Xpm xpm = null;
@@ -125,9 +124,9 @@ public class MazeComponent
                 path = LabyModel.getDirection(last.getPosition(), newPosition);
                 last.setDirection(path);
                 if (add) {
-                    map.addDirection(last.getPosition().getX(), last.getPosition().getY(), path);
+                    map.addDirection(last.getPosition(), path);
                 } else {
-                    map.setDirection(last.getPosition().getX(), last.getPosition().getY(), path);
+                    map.setDirection(last.getPosition(), path);
                 }
                 last = last.moveToAdjacentDirection();
                 drawingPath.addLast(last);
@@ -151,7 +150,7 @@ public class MazeComponent
     }
 
     void checkExit() {
-        if ((sX == gX) && (sY == gY)) {
+        if (human.equals(goal)) {
             statusListener.addStatus("Exit found by human !");
         }
     }
@@ -163,34 +162,10 @@ public class MazeComponent
         checkExit();
     }
 
-    void goNorth() {
+    void goTo(short direction)
+    {
         resetResolution();
-        if (map.canMoveInDirection(sX, sY, Brick.UP)) {
+        if (map.moveInDirection(human, direction)) {
-            sY = sY - 1;
-            proceed();
-        }
-    }
-
-    void goSouth() {
-        resetResolution();
-        if (map.canMoveInDirection(sX, sY, Brick.DOWN)) {
-            sY = sY + 1;
-            proceed();
-        }
-    }
-
-    void goEast() {
-        resetResolution();
-        if (map.canMoveInDirection(sX, sY, Brick.RIGHT)) {
-            sX = sX + 1;
-            proceed();
-        }
-    }
-
-    void goWest() {
-        resetResolution();
-        if (map.canMoveInDirection(sX, sY, Brick.LEFT)) {
-            sX = sX - 1;
             proceed();
         }
     }
@@ -203,8 +178,7 @@ public class MazeComponent
     public MazeComponent(LabyModel map, WidthHeightProvider frame, StatusListener statusListener) {
         super();
         this.map = map;
-        gX = map.getWidth() - 1;
+        goal = new Position(map.getWidth() - 1,map.getHeight() - 1);
-        gY = map.getHeight() - 1;
         resetCellRenderer(false,frame);
         this.statusListener = statusListener;
         addMouseMotionListener(this);
@@ -222,8 +196,7 @@ public class MazeComponent
         solvedPath = null;
         // could be kept
         drawingPath = null;
-        sX = 0;
+        human = new Position(0,0);
-        sY = 0;
         cp.resetMazeWidthHeight(map);
         setPreferredSize(cp.getDimension());
     }
@@ -274,8 +247,7 @@ public class MazeComponent
     @Override
     protected void paintComponent(Graphics g) {
         super.paintComponent(g);
-        int x = 0;
+
-        int y = 0;
         short walls = 0;
         short path = 0;
 
@@ -328,14 +300,14 @@ public class MazeComponent
             cp.drawBackground(g, cell, walls);
         }
 
-        if ((sX == gX) && (sY == gY)) {
+        if (human.equals(goal)) {
             g.setColor(colorMap.goal);
         } else {
             g.setColor(colorMap.resolved_path);
-            cp.drawDot(g, new Position(gX, gY), min, max);
+            cp.drawDot(g, goal, min, max);
             g.setColor(colorMap.path);
         }
-        cp.drawDot(g, new Position(sX, sY), min, max);
+        cp.drawDot(g, human, min, max);
 
         // draw all walls within clip bounds horiz first then lines
         g.setColor(colorMap.wall);

java/org/artisanlogiciel/games/maze/model/LabyModelProvider.java

@@ -1,6 +1,7 @@
 package org.artisanlogiciel.games.maze.model;
 
 import org.artisanlogiciel.games.maze.MovesProvider;
+import org.artisanlogiciel.games.maze.Position;
 import org.artisanlogiciel.games.maze.WallsProvider;
 
 public interface LabyModelProvider
@@ -10,15 +11,26 @@ extends WallsProvider,
     /**
      * add a new direction(s) exiting ones are kept
      */
-    void addDirection(int x, int y, short path);
+    void addDirection(Position cell, short path);
 
     /* set direction(s) existing ones are lost */
-    void setDirection(int x, int y, short path);
+    void setDirection(Position cell, short path);
 
     /**
      * is there no wall in that direction ?
+     * WARNING direction is in Brick ( ex Brick.UP )
      **/
-    boolean canMoveInDirection(int x, int y, short direction);
+    boolean canMoveInDirection(Position where, short direction);
+
+    /**
+     * return if position position was change
+     * WARNING direction is in Brick ( ex Brick.UP )
+     *
+     * @param inoutposition
+     * @param direction
+     * @return
+     */
+    boolean moveInDirection(Position inoutposition, short direction);
 
     /** like getMoves but include resolved information */
     short getPath(int x, int y);

java/org/artisanlogiciel/games/maze/solve/DirectionPosition.java

@@ -42,16 +42,16 @@ public class DirectionPosition {
         short pointingdirection = 0;
         Position p = null;
         if (LabyModel.isFlagSet(direction, LabyModel.RIGHT)) {
-            p = new Position(position.getX() + 1, position.getY());
+            p = new Position(position).doTranslate(Position.stepX);
             pointingdirection |= LabyModel.LEFT;
         } else if (LabyModel.isFlagSet(direction, LabyModel.LEFT)) {
-            p = new Position(position.getX() - 1, position.getY());
+            p = new Position(position).doReverseTranslate(Position.stepX);
             pointingdirection |= LabyModel.RIGHT;
         } else if (LabyModel.isFlagSet(direction, LabyModel.UP)) {
-            p = new Position(position.getX(), position.getY() - 1);
+            p = new Position(position).doReverseTranslate(Position.stepY);
             pointingdirection |= LabyModel.DOWN;
         } else if (LabyModel.isFlagSet(direction, LabyModel.DOWN)) {
-            p = new Position(position.getX(), position.getY() + 1);
+            p = new Position(position).doTranslate(Position.stepY);
             pointingdirection |= LabyModel.UP;
         } else {
             p = position;