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Add optional use-cache parameter to ekp-pixel-justify and ekp-pixel-range-justify

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Co-authored-by: Kinneyzhang <38454496+Kinneyzhang@users.noreply.github.com>
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copilot-swe-agent[bot] 2025-11-29 17:56:42 +00:00
parent c4240fe15c
commit dab9ca280e
1 changed files with 19 additions and 7 deletions
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26
ekp.el
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@ -728,20 +728,32 @@ So the length of line glues is: line-boxes-num + 1"
(setq start end)))
(mapconcat 'identity (nreverse strings) "\n")))
(defun ekp-pixel-justify (string line-pixel)
"Justify multiline STRING to LINE-PIXEL."
(let ((strs (split-string string "\n")))
(defun ekp-pixel-justify (string line-pixel &optional use-cache)
"Justify multiline STRING to LINE-PIXEL.
When USE-CACHE is non-nil, use the cache for performance.
Default is nil, meaning cache is not used."
(let ((ekp-caches (if use-cache
ekp-caches
(make-hash-table
:test 'equal :size 100 :rehash-size 1.5 :weakness nil)))
(strs (split-string string "\n")))
(mapconcat (lambda (str)
(if (string-blank-p str)
""
(ekp--pixel-justify str line-pixel)))
strs "\n")))
(defun ekp-pixel-range-justify (string min-pixel max-pixel)
(defun ekp-pixel-range-justify (string min-pixel max-pixel &optional use-cache)
"Find the optimal breakpoint for STRING typesetting between
a MIN-PIXEL and MAX-PIXEL width and return a cons-cell. The car
of it is the ​​typeset tex and cdr is the best pixel."
(let* ((strings (split-string string "\n"))
of it is the ​​typeset tex and cdr is the best pixel.
When USE-CACHE is non-nil, use the cache for performance.
Default is nil, meaning cache is not used."
(let* ((ekp-caches (if use-cache
ekp-caches
(make-hash-table
:test 'equal :size 100 :rehash-size 1.5 :weakness nil)))
(strings (split-string string "\n"))
(best-pixel max-pixel)
(best-cost-lst
(mapcar (lambda (string)
@ -767,6 +779,6 @@ of it is the ​​typeset tex and cdr is the best pixel."
(setq best-cost curr-cost)
(setq best-pixel curr-pixel)))
(cl-decf curr-pixel 1)))
(cons (ekp-pixel-justify string best-pixel) best-pixel)))
(cons (ekp-pixel-justify string best-pixel use-cache) best-pixel)))
(provide 'ekp)