diff options
Diffstat (limited to 'chess-plain.el')
| -rw-r--r-- | chess-plain.el | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/chess-plain.el b/chess-plain.el index c794038..7811811 100644 --- a/chess-plain.el +++ b/chess-plain.el @@ -53,7 +53,8 @@ (?p . ?p)) "*Alist of pieces and their corresponding characters." :group 'chess-plain - :type '(alist :key-type character :value-type character)) + :type '(alist :key-type (character :tag "Internal representation") + :value-type (character :tag "Printed representation"))) (defcustom chess-plain-upcase-indicates 'color "*Defines what a upcase char should indicate. @@ -63,8 +64,7 @@ lowercase char a black piece. Possible values: 'color (default), indicates a piece on a black square. (Note that you also need to modify `chess-plain-piece-chars' to avoid real confusion.)" :group 'chess-plain - :type '(choice (const 'color) (const 'square-color))) - ;; fails somehow + :type '(choice (const color) (const square-color))) (defcustom chess-plain-spacing 1 "*Number of spaces between pieces." @@ -130,22 +130,20 @@ modify `chess-plain-piece-chars' to avoid real confusion.)" (if white-square chess-plain-white-square-char chess-plain-black-square-char) - (let* ((what chess-plain-upcase-indicates) - (pchar (cdr (assq piece chess-plain-piece-chars))) - (piece (cond - ((eq what 'square-color) - (if white-square - (downcase pchar) - (upcase pchar))) - (t pchar))) - (p (char-to-string piece))) + (let* ((pchar (cdr (assq piece chess-plain-piece-chars))) + (p (char-to-string + (if (eq chess-plain-upcase-indicates 'square-color) + (if white-square + (downcase pchar) + (upcase pchar)) + pchar)))) (add-text-properties 0 1 (list 'face (if (> piece ?a) 'chess-plain-black-face 'chess-plain-white-face)) p) p)))) (defsubst chess-plain-draw-square (pos piece index) - "Draw a piece image at point on an already drawn display." + "Draw a piece image at POS on an already drawn display." (save-excursion (goto-char pos) (delete-char 1) |