private bool IsGroupValid(List <GameObject> group, List <Vector2> blockBounds)
{
//check if existing group
bool isAlreadyGroup = this.IsGroupAlreadyExist(group);
//check if the geometry is correct
List <Vector2> boundsFromGeometry = BoundsUtil.GetBoundsFromGeometry(group);
bool areBoundsEqual = BoundsUtil.AreBoundsSizeEqual(boundsFromGeometry, blockBounds, Block.BlockSize / 4f);
return(isAlreadyGroup == false && areBoundsEqual);
}
/// <summary>
/// Unions blocks from the block list representing blocks whoich can be united.
/// </summary>
/// <param name="blocks"></param>
public void UnionBlocks(List <GameObject> blocks)
{
print("UnionBlocks");
BlockColor color = blocks[0].GetComponent <Block>().color;
//get Bounds
List <Vector2> bounds = BoundsUtil.GetBoundsFromGeometry(blocks);
//Destroy blocks
for (var iB = 0; iB < blocks.Count; iB++)
{
this.blocks.Remove(blocks[iB]);
Destroy(blocks[iB]);
}
//Create unioned Block
int widthUnits = Mathf.RoundToInt((bounds[1].x - bounds[0].x) / this.blockSize);
int heightUnits = Mathf.RoundToInt((bounds[1].y - bounds[0].y) / this.blockSize);
GameObject block = this.CreateBlock(bounds[1].x, bounds[0].y, widthUnits, heightUnits, false, color);
//Invalidate
this.InvalidateRows();
}