private void MoveDown(BlockSlot[,] slots, bool forced)
{
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
if (blocks[i, j] != null)
{
if (position.Y + j == GameArea.HEIGHT - 1)
{
falling = false;
soundControl.PlayTouchGround();
if (forced)
{
soundControl.PlayDropSoft();
}
}
else
{
if (position.Y + j + 1 >= 0)
{
if (slots[(int)position.X + i, (int)position.Y + j + 1].Block != null)
{
if (!slots[(int)position.X + i, (int)position.Y + j + 1].Block.Falling)
{
falling = false;
soundControl.PlayTouchGround();
if (forced)
{
soundControl.PlayDropSoft();
}
}
}
}
}
}
}
}
if (falling)
{
position.Y++;
if (forced)
{
soundControl.PlayMoveTetrimino();
}
}
}
public void Update(GameControl gameControl, GameTime gameTime, KeyboardState keyState, KeyboardState prevKeyState)
{
tetrimino.Update(slots, stats, gameTime, keyState, prevKeyState);
if (!tetrimino.Falling)
{
//Game over
if (tetrimino.Position.Y < 0)
{
gameControl.GameOver();
}
//Detach blocks
foreach (Block block in tetrimino.Blocks)
{
if (block != null)
{
block.Falling = false;
}
}
//Clear any complete lines
int completeLines = 0;
for (int i = 0; i < HEIGHT; i++)
{
bool completeLine = true;
for (int j = 0; j < WIDTH; j++)
{
if (slots[j, i].Block == null)
{
completeLine = false;
break;
}
}
if (completeLine)
{
for (int j = 0; j < WIDTH; j++)
{
slots[j, i].Block = null;
}
for (int k = 0; k < WIDTH; k++)
{
for (int l = i - 1; l >= 0; l--)
{
if (slots[k, l].Block != null)
{
if (!slots[k, l].Block.Falling)
{
slots[k, l + 1].Block = slots[k, l].Block;
slots[k, l].Block = null;
}
}
}
}
stats.Goal--;
completeLines++;
}
}
switch (completeLines)
{
case 1: { stats.Score += 100; soundControl.PlayClear1(); break; }
case 2: { stats.Score += 300; soundControl.PlayClear2(); break; }
case 3: { stats.Score += 500; soundControl.PlayClear3(); break; }
case 4: { stats.Score += 800; soundControl.PlayClear4(); break; }
}
//New tetrimino
tetrimino = new Tetrimino(next, content, soundControl);
PrepareNextTetrimino();
canHold = true;
}
//Hold
if (keyState.IsKeyDown(Keys.LeftShift) && prevKeyState.IsKeyUp(Keys.LeftShift))
{
int currentType = tetrimino.Type;
if (canHold)
{
for (int i = 0; i < 4; i++)
{
for (int j = 0; j < 4; j++)
{
if ((int)tetrimino.Position.Y + j >= 0 && (int)tetrimino.Position.X + i >= 0 && (int)tetrimino.Position.X + i < WIDTH && (int)tetrimino.Position.Y + j < HEIGHT)
{
if (tetrimino.Blocks[i, j] != null)
{
slots[(int)tetrimino.Position.X + i, (int)tetrimino.Position.Y + j].Block = null;
}
}
}
}
if (hold == null)
{
tetrimino = new Tetrimino(next, content, soundControl);
PrepareNextTetrimino();
}
else
{
tetrimino = new Tetrimino((int)hold, content, soundControl);
}
hold = currentType;
stats.Hold.Set((int)hold);
canHold = false;
soundControl.PlayDropSoft();
}
}
}