public Block(Block b)
{
this.graphicsDevice = b.graphicsDevice;
this.BlockShape = b.BlockShape;
this.Position = b.Position;
this.BlockSize = b.BlockSize;
this.NibSetIndex = b.NibSetIndex;
this.NibSets = new List<List<Nibbit>>();
foreach (List<Nibbit> l in b.NibSets)
{
List<Nibbit> tmp = new List<Nibbit>();
foreach (Nibbit n in l)
tmp.Add(new Nibbit(n));
NibSets.Add(tmp);
}
}
private bool ValidPosition(Block b)
{
// test against locked nibbits
foreach (Nibbit n in LockedNibbits)
{
if (b.Contains(n))
return false;
}
// Test against edges
return b.InBounds();
}
private void UpdateBlocks()
{
if (lastSeconds >= dropDelay)
{
// Do we need to drop some rows?
if (RowsToDrop.Count != 0)
{
DropRows();
}
else // move the current piece down
{
Block newBlock = new Block(CurrentBlock);
newBlock.Translate(new Point(0, 1));
// lock block
if (!newBlock.AboveGround() || !ValidPosition(newBlock))
{
LockedNibbits.AddRange(CurrentBlock.EmancipateNibbits());
RemoveRows();
CurrentBlock = new Block(GraphicsDevice);
}
else
CurrentBlock = newBlock;
// Are any nibbits overflowing?
foreach (Nibbit n in LockedNibbits)
{
if (n.CompareRow(0) < 1)
State = GameState.Lose;
}
}
lastSeconds = 0;
}
}
private void HandleMovement()
{
if (KeyPressed(Keys.Left))
{
Block newBlock = new Block(CurrentBlock);
newBlock.Translate(new Point(-1, 0));
if (ValidPosition(newBlock))
CurrentBlock = newBlock;
}
if (KeyPressed(Keys.Right))
{
Block newBlock = new Block(CurrentBlock);
newBlock.Translate(new Point(1, 0));
if (ValidPosition(newBlock))
CurrentBlock = newBlock;
}
if (KeyPressed(Keys.Up))
{
Block newBlock = new Block(CurrentBlock);
newBlock.Rotate(true);
if (ValidPosition(newBlock))
CurrentBlock = newBlock;
}
if (Keyboard.GetState().IsKeyDown(Keys.Down))
dropDelay = 0.0625;
else
dropDelay = 0.5;
}
protected override void LoadContent()
{
// Create a new SpriteBatch, which can be used to draw textures.
spriteBatch = new SpriteBatch(GraphicsDevice);
// dumb hack, use a 1x1 pixel to draw lines and stuff
pixel = new Texture2D(GraphicsDevice, 1, 1);
pixel.SetData(new Color[] { Color.White });
scoreFont = Content.Load<SpriteFont>("Segoe");
CurrentBlock = new Block(GraphicsDevice);
// Set up various rectangles/lines
scoreSideRect = new Rectangle(Constants.NIBBIT_SIZE * Constants.PLAYFIELD_WIDTH, 0,
Constants.NIBBIT_SIZE * Constants.PLAYFIELD_WIDTH,
Constants.NIBBIT_SIZE * Constants.PLAYFIELD_HEIGHT);
midlineRect = new Rectangle(Constants.NIBBIT_SIZE * Constants.PLAYFIELD_WIDTH, 0, 1,
Constants.NIBBIT_SIZE * Constants.PLAYFIELD_HEIGHT);
pauseOverlayRect = new Rectangle(0, 0,
Constants.NIBBIT_SIZE * Constants.PLAYFIELD_WIDTH * 2,
Constants.NIBBIT_SIZE * Constants.PLAYFIELD_HEIGHT);
pauseOverlayColor = Color.FromNonPremultiplied(new Vector4(0, 0, 0, 0.5f));
#region Vectors
// Precalculate position vectors for text
Vector2 tmp = scoreFont.MeasureString("Paused");
pauseVec1 = new Vector2(
Constants.PLAYFIELD_WIDTH * Constants.NIBBIT_SIZE - tmp.X * 0.5f,
Constants.PLAYFIELD_HEIGHT * Constants.NIBBIT_SIZE * 0.25f - tmp.Y);
tmp = scoreFont.MeasureString("Press 'P' to resume");
pauseVec2 = new Vector2(
Constants.PLAYFIELD_WIDTH * Constants.NIBBIT_SIZE - tmp.X * 0.5f,
Constants.PLAYFIELD_HEIGHT * Constants.NIBBIT_SIZE * 0.25f);
tmp = scoreFont.MeasureString("Game Over");
gameoverVec = new Vector2(
Constants.PLAYFIELD_WIDTH * Constants.NIBBIT_SIZE * 1.5f - tmp.X * 0.5f,
Constants.PLAYFIELD_HEIGHT * Constants.NIBBIT_SIZE * 0.5f - tmp.Y * 1.5f);
tmp = scoreFont.MeasureString("Press Enter to play");
startVec = new Vector2(
Constants.PLAYFIELD_WIDTH * Constants.NIBBIT_SIZE * 1.5f - tmp.X * 0.5f,
Constants.PLAYFIELD_HEIGHT * Constants.NIBBIT_SIZE * 0.5f - tmp.Y * 0.5f);
scoreVec = new Vector2(Constants.PLAYFIELD_WIDTH * Constants.NIBBIT_SIZE + 10, 5);
// clamp values to ints otherwise text looks rubbish
ClampVector(ref pauseVec1);
ClampVector(ref pauseVec2);
ClampVector(ref gameoverVec);
ClampVector(ref startVec);
ClampVector(ref scoreVec);
#endregion
}
