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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | daniel-mar | 1 | package gdi1sokoban.globals; |
| 2 | |||
| 3 | /** |
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| 4 | * class to store a point on the map |
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| 5 | */ |
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| 6 | public class Point{ |
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| 7 | // top and left position of point |
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| 8 | public int top, left; |
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| 9 | /** |
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| 10 | * constructor for given position |
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| 11 | * @param top top position of point |
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| 12 | * @param left left position of point |
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| 13 | */ |
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| 14 | public Point(final int top, final int left){ |
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| 15 | this.top = top; |
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| 16 | this.left = left; |
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| 17 | } |
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| 18 | |||
| 19 | /** |
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| 20 | * constructor for given point |
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| 21 | * @param p point |
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| 22 | */ |
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| 23 | public Point(final Point p){ |
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| 24 | this.top = p.top; |
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| 25 | this.left = p.left; |
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| 26 | } |
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| 27 | |||
| 28 | /** |
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| 29 | * returns a new point |
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| 30 | * containing the position of the right, left, up, or down field |
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| 31 | * of this point |
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| 32 | * @param dir direction in {R, U, L, D}-format |
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| 33 | */ |
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| 34 | public Point moveDirection(final char dir){ |
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| 35 | switch(dir){ |
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| 36 | case 'U': |
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| 37 | return new Point(top-1, left); |
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| 38 | case 'R': |
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| 39 | return new Point(top, left+1); |
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| 40 | case 'D': |
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| 41 | return new Point(top+1, left); |
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| 42 | case 'L': |
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| 43 | return new Point(top, left-1); |
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| 44 | } |
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| 45 | // invalid direction-char |
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| 46 | return new Point(top, left); |
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| 47 | } |
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| 48 | /** |
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| 49 | * get Point as String |
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| 50 | * @return point as string format: {top, left} |
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| 51 | */ |
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| 52 | @Override |
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| 53 | public String toString(){ |
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| 54 | return "{"+top+","+left+"}"; |
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| 55 | } |
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| 56 | |||
| 57 | |||
| 58 | } |