BaseTetrisPiece.java :  » Game » completetetris » org » fableStudios » tetris » Java Open Source

package org.fableStudios.tetris;


public abstract class BaseTetrisPiece {
  protected TetrisShape pieceShape;
  protected int[][] coords;
  private int maxCoords;
  protected static HighQualityRandom generator;
  protected boolean isEvil;
  
  protected static final int coordsTable[][][]={
    {{0, 0},   {0, 0},   {0, 0},   {0, 0}},
    {{0, -1},  {0, 0},   {-1, 0},  {-1, 1}},
    {{0, -1},  {0, 0},   {1, 0},   {1, 1}},
    {{0, -1},  {0, 0},   {0, 1},   {0, 2}},
    {{-1, 0},  {0, 0},   {1, 0},   {0, 1}},
    {{0, 0},   {1, 0},   {0, 1},   {1, 1}},
    {{-1, -1}, {0, -1},  {0, 0},   {0, 1}},
    {{1, -1},  {0, -1},  {0, 0},   {0, 1}}
  };
  
  public enum TetrisShape {
    NoShape,
    ZShape,
    SShape,
    LineShape,
    TShape,
    SquareShape,
    LShape,
    MirroredLShape,
    Bomb,
    __BOMBCLEAR
  }
  
  public BaseTetrisPiece(int maxCoords) {
    this.maxCoords=maxCoords;
    coords=new int[maxCoords][2];
    generator=new HighQualityRandom();
  }
  
  public TetrisShape shape() {
    return pieceShape;
  }
  
  public int x(int index) { return coords[index][0]; }
  public int y(int index) { return coords[index][1]; }
  
  public int minX() {
    int min=coords[0][0];
    for(int i=1;i<maxCoords;++i)
      min=Math.min(min, coords[i][0]);
    return min;
  }
  
  public int maxX() {
    int max=coords[0][0];
    for(int i=1;i<maxCoords;++i)
      max=Math.max(max, coords[i][0]);
    return max;
  }
  
  public int minY() {
    int min=coords[0][1];
    for(int i=1;i<maxCoords;++i)
      min=Math.min(min, coords[i][1]);
    return min;
  }
  
  public int maxY() {
    int max=coords[0][1];
    for(int i=1;i<maxCoords;++i)
      max=Math.max(max, coords[i][1]);
    return max;
  }
  
  public int maxCoords() {
    return maxCoords;
  }
  
  protected void setX(int index, int x) {
    coords[index][0]=x;
  }
  
  protected void setY(int index, int y) {
    coords[index][1]=y;
  }
  
  public abstract void setShape(TetrisShape shape);
  public abstract void setRandomShape();
  
  public abstract BaseTetrisPiece rotateLeft();
  public abstract BaseTetrisPiece rotateRight();
}