/*
* $Id: Block.java, 2007-10-11, 下午02:12:09, Eric. Exp$
*
* Copyright (c) 2006-2007 Wipro Technologies. All Rights Reserved.
* This software program and documentation are copyrighted by Wipro
* Technologies.
*/
package eric.block;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.widgets.Display;
/**
* Class/Interface description
*
* @author Eric
* @see Another Class
* @since 0.1
*/
public class Block implements Cloneable
{
// L type bolck's tag value
final static int L_Block_1 = 0;
final static int L_Block_2 = 1;
final static int L_Block_3 = 2;
final static int L_Block_4 = 3;
// J Type block's tag value
final static int J_BLOCK_1 = 10;
final static int J_BLOCK_2 = 11;
final static int J_BLOCK_3 = 12;
final static int J_BLOCK_4 = 13;
// four block's tag value
final static int I_BLOCK_1 = 20;
final static int I_BLOCK_2 = 21;
// Z type block's tag value
final static int Z_BLOCK_1 = 30;
final static int Z_BLOCK_2 = 31;
//
final static int S_BLOCK_1 = 40;
final static int S_BLOCK_2 = 41;
final static int diamonds_BLOCK_1 = 50;
// T type blocks tag value
final static int T_BLOCK_1 = 60;
final static int T_BLOCK_2 = 61;
final static int T_BLOCK_3 = 62;
final static int T_BLOCK_4 = 63;
private int blockType;
private int[] blockX = new int[4];
private int[] blockY = new int[4];
private int x;
private int y;
private Display display;
/**
* @param x
* @param y
* @param blockType
* @param display
*/
public Block(int x, int y, int blockType, Display display)
{
this.x = x;
this.y = y;
this.blockType = blockType;
this.display = display;
init();
}
private void init()
{
switch (blockType)
{
// L_BLOCK 4 types
case L_Block_1:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 1;
blockX[3] = 1;
blockY[3] = 1;
break;
case L_Block_2:
blockX[0] = -1;
blockY[0] = 1;
blockX[1] = -1;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = 0;
break;
case L_Block_3:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 1;
blockX[3] = 0;
blockY[3] = 2;
break;
case L_Block_4:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 1;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = -1;
break;
// J_BLOCK 4 types
case J_BLOCK_1:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 1;
blockX[3] = -1;
blockY[3] = 1;
break;
case J_BLOCK_2:
blockX[0] = -1;
blockY[0] = -1;
blockX[1] = -1;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = 0;
break;
case J_BLOCK_3:
blockX[0] = 1;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = -1;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 0;
blockY[3] = 1;
break;
case J_BLOCK_4:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 1;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = 1;
break;
// I_BLOCK 2 types
case I_BLOCK_1:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 1;
blockX[3] = 0;
blockY[3] = 2;
break;
case I_BLOCK_2:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 1;
blockY[2] = 0;
blockX[3] = 2;
blockY[3] = 0;
break;
// Z_BLOCK 2 types
case Z_BLOCK_1:
blockX[0] = -1;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = -1;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = 0;
break;
case Z_BLOCK_2:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = -1;
blockY[2] = 0;
blockX[3] = -1;
blockY[3] = 1;
break;
// T_BLOCK 4 types
case T_BLOCK_1:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 1;
blockY[2] = 0;
blockX[3] = 0;
blockY[3] = 1;
break;
case T_BLOCK_2:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = -1;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 0;
blockY[3] = 1;
break;
case T_BLOCK_3:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = -1;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 1;
blockY[3] = 0;
break;
case T_BLOCK_4:
blockX[0] = 0;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 1;
blockX[3] = 1;
blockY[3] = 0;
break;
//cute block
case diamonds_BLOCK_1:
blockX[0] = -1;
blockY[0] = -1;
blockX[1] = 0;
blockY[1] = -1;
blockX[2] = -1;
blockY[2] = 0;
blockX[3] = 0;
blockY[3] = 0;
break;
//Z block
case S_BLOCK_1:
blockX[0] = -1;
blockY[0] = 0;
blockX[1] = 0;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = -1;
blockX[3] = 1;
blockY[3] = -1;
break;
case S_BLOCK_2:
blockX[0] = -1;
blockY[0] = -1;
blockX[1] = -1;
blockY[1] = 0;
blockX[2] = 0;
blockY[2] = 0;
blockX[3] = 0;
blockY[3] = 1;
break;
}
}
/**
* @return int[]
*/
public int[] getBlockX(){
return blockX;
}
/**
* @return int[]
*/
public int[] getBlockY(){
return blockY;
}
/**
* Draw block
*/
public void draw(){
int factX = 0;
int factY = 0;
for(int i = 0; i < 4; i++){
factX = blockX[i] * 30 + x;
factY = blockY[i] * 30 + y;
new Square(factX, factY, blockType, display).draw();
}
}
/**
* erasure current block
*/
public void clear(){
int factX = 0;
int factY = 0;
for(int i = 0; i < 4; i++){
factX = blockX[i] * 30 + x;
factY = blockY[i] * 30 + y;
Square square = new Square(factX, factY, 100, display);
square.setBorderColor(new Color(display, 0, 0, 0));
square.draw();
}
}
/**
* @return int
*/
public int getBlockType(){
return blockType;
}
/**
* @return the x
*/
public int getX()
{
return x;
}
/**
* @param x the x to set
*/
public void setX(int x)
{
this.x = x;
}
/**
* @return the y
*/
public int getY()
{
return y;
}
/**
* @param y the y to set
*/
public void setY(int y)
{
this.y = y;
}
/**
* Prepare for move block state
*/
public Block clone(){
Block block = null;
try {
block = (Block)super.clone();
block.blockX = (int[])blockX.clone();
block.blockY = (int[])blockY.clone();
} catch (CloneNotSupportedException e) {
e.printStackTrace();
}
return block;
}
/**
* Move block down to one level
*/
public void moveDown(){
clear();
y += 30;
draw();
}
/**
* Move block down to right row
*/
public void moveRight()
{
clear();
x += 30;
draw();
}
/**
* Move block down to left row
*/
public void moveLeft()
{
clear();
x -= 30;
draw();
}
/**
* Move block up to one
*/
public void moveUp()
{
clear();
y -=30;
draw();
}
/**
* Deasil draw block
* @param x int
* @param y int
* @param display Display
* @return Block
*/
public static Block getRandomBlock(int x, int y,Display display)
{
int[] blockTypes = {
0, 1, 2, 3,
10, 11, 12, 13,
20, 21, 30, 31,
40, 41,50, 60,
61, 62, 63
};
int num = (int) (Math.random() * 19);
return new Block(x, y, blockTypes[num], display);
}
/**
* @return Block
*/
public Block deasilBlock()
{
clear();
if(blockType >= L_Block_1 && blockType if(blockType == L_Block_4){
blockType = L_Block_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType >= J_BLOCK_1 && blockType
if(blockType == J_BLOCK_4){
blockType = J_BLOCK_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType == I_BLOCK_1 || blockType == I_BLOCK_2){
if(blockType == I_BLOCK_2){
blockType = I_BLOCK_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType == Z_BLOCK_1 || blockType == Z_BLOCK_2){
if(blockType == Z_BLOCK_2){
blockType = Z_BLOCK_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType == S_BLOCK_1 || blockType == S_BLOCK_2){
if(blockType == S_BLOCK_2){
blockType = S_BLOCK_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType >= T_BLOCK_1 && blockType if(blockType == T_BLOCK_4){
blockType = T_BLOCK_1;
return new Block(x, y, blockType, display);
}
else
return new Block(x, y, ++blockType, display);
}
else if(blockType == diamonds_BLOCK_1){
return this;
}
else
return null;
}
}
