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package com.sumit.plajava;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.ArrayList;
import java.util.Collections;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class TetrisGame extends JPanel{
private final Point[][][] myPoint = {
{
//I
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(3,1)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(1,3)},
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(3,1)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(1,3)}
},
{
//J
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(2,0)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(2,2)},
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(0,2)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(1,3)}
},
{
//L
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(2,0)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(2,2)},
{new Point(0,1), new Point(1,1), new Point(2,1), new Point(0,2)},
{new Point(1,0), new Point(1,1), new Point(1,2), new Point(2,0)}
},
{
//0
{new Point(0,0), new Point(0,1), new Point(01,0), new Point(1,1)},
{new Point(0,0), new Point(0,1), new Point(01,0), new Point(1,1)},
{new Point(0,0), new Point(0,1), new Point(01,0), new Point(1,1)},
{new Point(0,0), new Point(0,1), new Point(01,0), new Point(1,1)}
},
};
private final Color[] myColor = {Color.CYAN, Color.magenta, Color.orange, Color.YELLOW, Color.black, Color.PINK, Color.red};
private Point pt;
private int currentPiece;
private int rotation;
private ArrayList<Integer> nextPiece = new ArrayList<Integer>();
private long score;
private Color[][] well;
private void init() {
well = new Color[12][24];
for(int i = 0; i < 12; i++) {
for(int j = 0; j < 23; j++) {
if(i == 0 || i == 11 || i == 22) {
well[i][j] = Color.PINK;
}else {
well[i][j] = Color.black;
}
}
}
newPiece();
}
public void newPiece() {
pt = new Point(5,2);
rotation = 0;
if(nextPiece.isEmpty()) {
Collections.addAll(nextPiece, 0,1,2,3);
Collections.shuffle(nextPiece);
}
}
private boolean collidesAt(int x, int y, int rotation) {
for(Point p: myPoint[currentPiece][rotation]) {
if(well[p.x+x][p.y+y] != Color.black) {
return true;
}
}
return false;
}
private void rotate(int i) {
int newRotation=(rotation + i)%4;
if(newRotation < 0) {
newRotation = 3;
}
if(!collidesAt(pt.x, pt.y, newRotation)) {
rotation = newRotation;
}
repaint();
}
public void move(int i) {
if(!collidesAt(pt.x, pt.y, rotation)) {
pt.x += i;
}
repaint();
}
public void drop() {
if(!collidesAt(pt.x, pt.y, rotation)) {
pt.x += 1;
}else {
fixtoWell();
}
repaint();
}
public void fixtoWell() {
for(Point p: myPoint[currentPiece][rotation]) {
well[pt.x + p.x][pt.y + p.y] = myColor[currentPiece];
}
clearRows();
newPiece();
}
public void deleteRow(int row) {
for(int j = row - 1; j > 0; j--) {
for(int i = 1; i < 11; i++) {
well[i][j + 1] = well [i][j];
}
}
}
public void clearRows() {
boolean gap;
int numClear = 0;
for(int j = 21; j > 0; j--) {
gap = false;
for(int i = 1; i < 11; i++) {
if(well[i][j] == Color.black) {
gap = true;
break;
}
}
if(!gap) {
deleteRow(numClear);
j+=1;
numClear+=1;
}
}
switch(numClear) {
case 1 :
score+=100;
break;
case 2 :
score+=300;
break;
case 3 :
score+=500;
break;
case 4 :
score+=800;
break;
}
}
private void drawPiece(Graphics g) {
g.setColor(myColor[currentPiece]);
for(Point p: myPoint[currentPiece][rotation]) {
g.fillRect((p.x + pt.x) *26, (pt.y + p.y) * 26, 25, 25);
}
}
public void paintComponent(Graphics g) {
g.fillRect(0, 0, 26 * 12, 26 * 23);
for(int i = 0; i < 23; i++) {
for(int j = 0; j < 23; j++) {
g.setColor(well[i][j]);
g.fillRect(26*i, 26*j, 25, 25);
}
}
g.setColor(Color.WHITE);
g.drawString("Score is :"+score, 19*12, 25);
drawPiece(g);
}
//main
public static void main(String[] args) {
JFrame f = new JFrame("MyGame");
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
f.setSize(12*26+10, 26*23+25);
f.setVisible(true);
final TetrisGame game = new TetrisGame();
game.init();
f.add(game);
f.addKeyListener(new KeyListener() {
@Override
public void keyTyped(KeyEvent e) {
// TODO Auto-generated method stub
}
@Override
public void keyReleased(KeyEvent e) {
// TODO Auto-generated method stub
}
@Override
public void keyPressed(KeyEvent e) {
switch(e.getKeyCode()) {
case KeyEvent.VK_UP:
game.rotate(-1);
break;
case KeyEvent.VK_DOWN:
game.rotate(+1);
break;
case KeyEvent.VK_LEFT:
game.move(-1);
break;
case KeyEvent.VK_SPACE:
game.drop();
game.score+=1;
break;
}
}
});
new Thread() {
public void run() {
while(true) {
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
game.drop();
}
}
}.start();
}
} |
