[PRO sieci] Kółko i krzyżyk z limitem czasu na ruch w języku Processing

Gra ‚kółko i krzyżyk’ (tic tac toe) napisana w języku Processing (wersja używa funkcji z Javy do pobierania czasu). Dla 2 graczy, limit czasu 5 sekund, kółka/krzyżyki gracza który powinien się ruszyć zmieniają kolor z zielonego do czerwonego (przez żółty) i ‚zanikają’ (zwiększa się przeźroczystość).

Plik gra.pde:

Field[][] fields;
// time to move for players in miliseconds
long timeToMove = 5000;
/* current/winner:
0 = none
1 = player one
2 = player two
*/
int currentPlayer = 0;
int gameWinner = 0;
/* game states:
0 = game not started
1 = game running
2 = game finished
*/
int gameState = 0;
// time of last time counter reset
long timeCounterStart = 0;

long getTime()
{
  // Java's function
  return System.currentTimeMillis() - timeCounterStart;
}

void resetTime()
{
  // Java's function
  timeCounterStart = System.currentTimeMillis();
}

// PROCESSING's function called at start of program
void setup()
{
  // window size
  size(600, 630);
  // draw anti-aliased lines/texts/shapes
  smooth(); 
  // initialize fields array
  fields = new Field[3][3];
  for(int i1 = 0; i1 < 3; i1++)
  {
    for(int i2 = 0; i2 < 3; i2++)
    {
      // create Fields with their 3 and position (position with 30 px offset from top)
      fields[i1][i2] = new Field(width / 3 * i1, 30 + 600 / 3 * i2, width / 3, 600 / 3);
    }
  }
}

// PROCESSING's function called every 'frame draw'
void draw()
{
  // set background color to rgb(0,0,0) [black]
  background(0);
  // game not started
  if(gameState == 0)
  {
    // set 'fill' [for text/shapes] color to rgb(255,255,255) [white]
    fill(255);
    // set text size to 20 px
    textSize(20);
    // draw text
    text("Press ANY KEY to Start", width / 2 - width / 4, height / 2);
  }
  // game is running
  else if(gameState == 1)
  {
    // check time left for move (switch player?)
    if(checkTimeForMove()) // true = time elapsed
    {
      switchPlayer();
    }
    // set 'fill' [for text/shapes] color to rgb(255,255,255) [white]
    fill(255);
    textSize(15);
    text("Player " + getPlayerName(currentPlayer) + " move", 150, 20);
    // draw time left for move
    setDrawColorByTimeLeft();
    textSize(20);
    double timeLeft = ((double)timeToMove - (double)getTime()) / 1000.0;
    text("" + timeLeft, 20, 20);
    // call draw function for each Field
    for(int i1 = 0; i1 < 3; i1++)
    {
      for(int i2 = 0; i2 < 3; i2++)
      {
        fields[i1][i2].draw();
      }
    }
  }
  // someone won game
  else
  {
    // set 'fill' [for text/shapes] color to rgb(255,255,255) [white]
    fill(255);
    // set text size to 20 px
    textSize(20);
    // draw text
    if(gameWinner > 0)
    {
      text("Player " + getPlayerName(gameWinner) + " won game!", width / 2 - width / 4, height / 2);
    }
    else
    {
      text("Game draw!", width / 2 - width / 4, height / 2);
    }
    text("Press ANY KEY", width / 2 - width / 4, (height / 2) + 30);
  }
}
 
//mouse & key functions
void mousePressed()
{
  if(gameState == 1)
  {
    for(int i1 = 0; i1 < 3; i1++)
    {
      for(int i2 = 0; i2 < 3; i2++)
      {
        fields[i1][i2].click(mouseX, mouseY);
      }
    }
  }
  else
  {
    keyPressed();
  }
}

void keyPressed()
{
  if(gameState == 0)
  {
    gameState = 1;
    switchPlayer();
  }
  else if(gameState == 2)
  {
    gameState = 0;
  }
}

String getPlayerName(int id)
{
  if(id == 1)
  {
    return "ONE";
  }
  else
  {
    return "TWO";
  }
}

void setDrawColorByTimeLeft()
{
  double alpha = (double) (timeToMove-getTime()) / (double) timeToMove;
  int g = 255;
  int r = 0;
  if(alpha > 0.5)
  {
    r = (int) ((1 - alpha) * 510);
  }
  else
  {
    r = 255;
    g -= (0.5 - alpha) * 510;
  }
  int alphaValue = (int) (alpha * 155.0) + 100;
  fill(r, g, 0, alphaValue);
  stroke(r, g, 0, alphaValue);
}

void switchPlayer()
{
  resetTime();
  if(currentPlayer == 2)
  {
    currentPlayer = 1;
  }
  else
  {
    currentPlayer = 2;
  }
}

boolean checkTimeForMove()
{
  return timeToMove < getTime();
}

int getWinner()
{
  // lines
  for(int i = 0; i < 3; i++)
  {
    if(fields[i][0].getOwner() != 0 && fields[i][0].getOwner() == fields[i][1].getOwner() && fields[i][1].getOwner() == fields[i][2].getOwner())
  {
    return fields[i][0].getOwner();
    }

    if(fields[0][i].getOwner() != 0 && fields[0][i].getOwner() == fields[1][i].getOwner() && fields[1][i].getOwner() == fields[2][i].getOwner())
  {
    return fields[0][i].getOwner();
    }
  }
  // diagonal 1
  if(fields[0][0].getOwner() != 0 && fields[0][0].getOwner() == fields[1][1].getOwner() && fields[1][1].getOwner() == fields[2][2].getOwner())
  {
    return fields[0][0].getOwner();
  }
  // diagonal 2
  if(fields[0][2].getOwner() != 0 && fields[0][2].getOwner() == fields[1][1].getOwner() && fields[1][1].getOwner() == fields[2][0].getOwner())
  {
    return fields[0][2].getOwner();
  }
  return 0;
}


// Field:
//
//
class Field
{
  int x;
  int y;
  int w;
  int h;
  int fieldOwner = 0;

  Field(int posX, int posY, int fieldWidth, int fieldHeight)
  {
    x = posX;
    y = posY;
    w = fieldWidth;
    h = fieldHeight;
  } 

  void clear()
  {
    fieldOwner = 0; 
  }

  int getOwner()
  {
    return fieldOwner;
  }

  void click(int mx, int my)
  {
    if(fieldOwner > 0)
    {
      return;
    }
    if(mx > x && mx < x+w && my > y && my < y+h)
    {
      fieldOwner = currentPlayer;
      gameWinner = getWinner();
      if(gameWinner == 0)
      {
        for(int i1 = 0; i1 < 3; i1++)
        {
          for(int i2 = 0; i2 < 3; i2++)
          {
            if(fields[i1][i2].getOwner() == 0)
            {
              // not all fields are full
        switchPlayer();
              return;
            }
          }
        }
      }
      for(int i1 = 0; i1 < 3; i1++)
      {
        for(int i2 = 0; i2 < 3; i2++)
        {
          fields[i1][i2].clear();
        }
      }
      gameState = 2;
    }
  }

  void draw()
  {
    noFill();
    stroke(255);
    strokeWeight(3);
    rect(x, y, w, h);
    stroke(150,0,150, 160);
    if(fieldOwner == currentPlayer)
    {
      strokeWeight(6);
      setDrawColorByTimeLeft();
    }
    noFill();
    if(fieldOwner == 1)
    {
      ellipseMode(CORNER);
      ellipse(x, y, w, h);
    }
    else if(fieldOwner == 2)
    {
      line(x, y, x+w, y+h);
      line(x+w, y, x, y+h);
    }
  }
}

Oczywiście każdy pisze sam, zero ściągania 🙂

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