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add ability to switch to fringe indicator #17

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add ability to switch to fringe indicator #17

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42 changes: 36 additions & 6 deletions coverlay.el
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Original file line number Diff line number Diff line change
Expand Up @@ -106,6 +106,32 @@
:type 'string
:group 'coverlay)

(defcustom coverlay:fringe 'nil
"Display status in fringe."
:type 'bool
:group 'coverlay)

(defcustom coverlay:fringe-position 'right-fringe
"Position of fringe. right-fringe or left-fringe."
:type 'bool
:group 'coverlay)

(defcustom coverlay:fringe-symbol 'empty-line
"The symbol to display on each line while in coverlay-mode.
See `fringe-bitmaps' for a full list of options"
:group 'coverlay
:type 'symbol)

(defcustom coverlay:tested-face 'success
"The face used for tested lines."
:type 'face
:group 'coverlay)

(defcustom coverlay:untested-face 'error
"The face used for tested lines."
:type 'face
:group 'coverlay)

;;
;; command: coverlay-load-file

Expand Down Expand Up @@ -376,19 +402,23 @@

(defun coverlay--make-covered-overlay ()
"Mark all lines in current buffer as covered with overlay."
(coverlay--overlay-put (make-overlay (point-min) (point-max)) coverlay:tested-line-background-color))
(coverlay--overlay-put (make-overlay (point-min) (point-max)) coverlay:tested-line-background-color coverlay:tested-face))

(defun coverlay-overlay-current-buffer-with-list (tuple-list)
"Overlay current buffer acording to given TUPLE-LIST."
(if tuple-list
(save-excursion
(goto-char (point-min))
(dolist (ovl (coverlay-map-overlays tuple-list))
(coverlay--overlay-put ovl coverlay:untested-line-background-color)))))

(defun coverlay--overlay-put (ovl color)
"Record actual overlay in OVL with COLOR."
(overlay-put ovl 'face (cons 'background-color color))
(coverlay--overlay-put ovl coverlay:untested-line-background-color coverlay:untested-face)))))

(defun coverlay--overlay-put (ovl color face)
"Record actual overlay in OVL with COLOR or FACE."
(if coverlay:fringe
(overlay-put ovl 'line-prefix
(propertize "f" 'display
`(,coverlay:fringe-position ,coverlay:fringe-symbol ,face)))
(overlay-put ovl 'face (cons 'background-color color)))
(overlay-put ovl 'coverlay t))

(defun coverlay-map-overlays (tuple-list)
Expand Down