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a0748d9791
This function will truncate a string on a pixelwise basis in a work buffer and using a binary search rather than brute force. * lisp/emacs-lisp/subr-x.el (work-buffer--prepare-pixelwise): New defun helper function. (string-pixel-width): Use the helper function. (truncate-string-pixelwise): New defun. * test/lisp/misc-tests.el (misc-test-truncate-string-pixelwise): (misc-test-truncate-string-pixelwise-unicode): New test. * doc/lispref/display.texi (Size of Displayed Text): Document the function. * etc/NEWS: Announce the function. |
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