private void Undo()
{
lock (_lockObject)
{
undoToolStripMenuItem.Enabled = false;
foreach (Block b in _settingsPack.Blocks)
{
float rad = 1.5f * Math.Max(painterControl1.Width, painterControl1.Height);
float renderSize = _cellSize * b.ScaleCoefficient;
PointF center = new PointF(1f * painterControl1.Width / 2, 1f * painterControl1.Height / 2);
float x = b.X - center.X + renderSize / 2;
float y = b.Y - center.Y + renderSize / 2;
PointF to = new PointF();
if (Math.Abs(x) > Math.Abs(y))
{
to.Y = y / Math.Abs(x) * rad + center.X - renderSize / 2;
to.X = rad * Math.Sign(x) + center.X - renderSize / 2;
}
else
{
to.X = x / Math.Abs(y) * rad + center.X - renderSize / 2;
to.Y = rad * Math.Sign(y) + center.X - renderSize / 2;
}
b.TargetPoint = to;
}
_disappearingBlocks.AddRange(_settingsPack.Blocks);
_settingsPack.Blocks = Fun.CloneList(_settingsPack.PreviousStep, false);
foreach (Block item in _settingsPack.Blocks)
{
item.Location = CoordOfCell(item.TargetCell);
item.ScaleCoefficient = 0;
item.RenderIndex = item.Index;
}
_settingsPack.Score = _settingsPack.PreviousScore;
_settingsPack.PreviousStep = null;
}
}
/// <summary>
/// Обработчик нажатия клавиш
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void MainForm_KeyDown(object sender, KeyEventArgs e)
{
bool moved;
List <Block> prStep = Fun.CloneList(_settingsPack.Blocks, false);
long prScore = _settingsPack.Score;
lock (_lockObject)
{
//Update(0.01);;
moved = false;
foreach (Block b in _settingsPack.Blocks)
{
if (!b.Processed && b.IsMain)
{
moved |= MoveBlock(b, Fun.ConvertKeyToDirection(e.KeyCode));
}
}
foreach (Block b in _settingsPack.Blocks)
{
b.Processed = b.NowMerged = false;
}
_settingsPack.Blocks.Sort();
}
if (moved)
{
GenerateNew();
_settingsPack.PreviousScore = prScore;
_settingsPack.PreviousStep = prStep;
undoToolStripMenuItem.Enabled = true;
}
UpdateCaption();
}
