Exemple #1
0
        // Helper function to resolve points cleaner.
        // This will also work for negative indexes
        private static Point GetWordCoord(Word word, Point startPoint, int index, int parallelOffset = 0)
        {
            startPoint.X += word.GetDirection() == Direction.Vertical   ? parallelOffset : 0;
            startPoint.Y += word.GetDirection() == Direction.Horizontal ? parallelOffset : 0;

            int x = startPoint.X + (word.GetDirection() == Direction.Horizontal ? index : 0);
            int y = startPoint.Y + (word.GetDirection() == Direction.Vertical   ? index : 0);

            return(new Point(x, y));
        }
Exemple #2
0
        // Will return -1 if the word cannot be placed.
        private int CountIntersections(Word word, Point start)
        {
            int intersections = 0;

            if (!CanWordFit(word, start))
            {
                return(-1);
            }

            for (int i = 0; i < word.GetLength(); ++i)
            {
                Point p = GetWordCoord(word, start, i);

                if (blocks[p.X, p.Y] != null)
                {
                    if (blocks[p.X, p.Y].GetAnswer() == word.GetCorrectWord()[i])
                    {
                        intersections++;
                    }
                    else if (!blocks[p.X, p.Y].CanOverwrite(word.GetDirection()))
                    {
                        return(-1);
                    }
                }
            }
            return(intersections);
        }
Exemple #3
0
        // Excpects a word that can be placed
        private void PlaceWord(Word word, Point start)
        {
            Point before = GetWordCoord(word, start, -1);
            Point after  = GetWordCoord(word, start, word.GetLength());

            // Its ok to overwrite the old block here since black blocks do not get stored anywhere else than the block[,] array
            blocks[before.X, before.Y] = new BlackBlock(BlockOverwrite.None);
            blocks[after.X, after.Y]   = new BlackBlock(BlockOverwrite.None);


            for (int i = 0; i < word.GetLength(); i++)
            {
                Point p = GetWordCoord(word, start, i);
                if (blocks[p.X, p.Y] == null || blocks[p.X, p.Y] is BlackBlock)
                {
                    blocks[p.X, p.Y] = new CharacterBlock(word.GetCorrectWord()[i]);
                }
                word.SetSharedBlock(blocks[p.X, p.Y] as CharacterBlock, i);

                ProhibitOverwrite(GetWordCoord(word, start, i, 1), word.GetDirection());
                ProhibitOverwrite(GetWordCoord(word, start, i, -1), word.GetDirection());
            }
            words.Add(word);
        }