private void AssembleSiblings(SingleBlock block)
{
checkedlist.Clear();
CommonTypes.BlockColor checkcolor = block.BlockColor;
// left: row, col - 1
// right: row, col + 1
// up: row+1, col
//down: row-1, col
if (openlist.Count != 0)
{
for (int i = 0; i < openlist.Count; i++)
{
SingleBlock item = openlist[i];
uint row = item.Rowpos;
uint col = item.Columnpos;
if (!checkedlist.Contains(item))
{
var foundblock = FindBlock(row, col - 1);
if (foundblock != null && !checkedlist.Contains(foundblock) && !openlist.Contains(foundblock) && foundblock.BlockColor == checkcolor)
{
openlist.Add(foundblock);
}
foundblock = FindBlock(row, col + 1);
if (foundblock != null && !checkedlist.Contains(foundblock) && !openlist.Contains(foundblock) && foundblock.BlockColor == checkcolor)
{
openlist.Add(foundblock);
}
foundblock = FindBlock(row + 1, col);
if (foundblock != null && !checkedlist.Contains(foundblock) && !openlist.Contains(foundblock) && foundblock.BlockColor == checkcolor)
{
openlist.Add(foundblock);
}
foundblock = FindBlock(row - 1, col);
if (foundblock != null && !checkedlist.Contains(foundblock) && !openlist.Contains(foundblock) && foundblock.BlockColor == checkcolor)
{
openlist.Add(foundblock);
}
checkedlist.Add(item);
}
}
}
}
public object Convert(object value, Type targetType,
object parameter, CultureInfo culture)
{
CommonTypes.BlockColor color = (CommonTypes.BlockColor)value;
var brush = new SolidColorBrush();
switch (color)
{
case CommonTypes.BlockColor.BlockColorRed:
brush = Brushes.Red;
break;
case CommonTypes.BlockColor.BlockColorGreen:
brush = Brushes.Green;
break;
case CommonTypes.BlockColor.BlockColorBlue:
brush = Brushes.Blue;
break;
case CommonTypes.BlockColor.BlockColorYellow:
brush = Brushes.Orange;
break;
case CommonTypes.BlockColor.BlockColorPurple:
brush = Brushes.Purple;
break;
// for hittest
case CommonTypes.BlockColor.BlockColorBlack:
brush = Brushes.Black;
break;
default:
break;
}
return(brush);
}
