Benchmark, raindow parenthesis, ef themes

config.el

@@ -1,3 +1,9 @@
+;; (use-package! benchmark-init
+;;   :ensure t
+;;   :config
+;;   ;; To disable collection of benchmark data after init is done.
+;;   (add-hook 'after-init-hook 'benchmark-init/deactivate))
+
 (setq doom-font (font-spec :family "Maple Mono" :size 20))
 (add-to-list 'default-frame-alist '(height . 53))
 (add-to-list 'default-frame-alist '(width . 120))
@@ -6,6 +12,33 @@
 (setq display-line-numbers-type 'relative)
 (setq org-directory "~/org/")
 
+;; (use-package! ef-themes
+;;   :ensure t
+;;   :init
+;;   ;; This makes the Modus commands listed below consider only the Ef
+;;   ;; themes.  For an alternative that includes Modus and all
+;;   ;; derivative themes (like Ef), enable the
+;;   ;; `modus-themes-include-derivatives-mode' instead.  The manual of
+;;   ;; the Ef themes has a section that explains all the possibilities:
+;;   ;;
+;;   ;; - Evaluate `(info "(ef-themes) Working with other Modus themes or taking over Modus")'
+;;   ;; - Visit <https://protesilaos.com/emacs/ef-themes#h:6585235a-5219-4f78-9dd5-6a64d87d1b6e>
+;;   (ef-themes-take-over-modus-themes-mode 1)
+;;   :bind
+;;   (("<f5>" . modus-themes-rotate)
+;;    ("C-<f5>" . modus-themes-select)
+;;    ("M-<f5>" . modus-themes-load-random))
+;;   :config
+;;   ;; All customisations here.
+;;   (setq modus-themes-mixed-fonts t)
+;;   (setq modus-themes-italic-constructs t)
+
+;; ;;   ;; Finally, load your theme of choice (or a random one with
+;; ;;   ;; `modus-themes-load-random', `modus-themes-load-random-dark',
+;; ;;   ;; `modus-themes-load-random-light').
+;; ;;   (modus-themes-load-theme 'ef-light)
+;;   )
+
 (use-package! nano-modeline
   :config
   (add-hook 'prog-mode-hook            #'nano-modeline-prog-mode)
@@ -41,6 +74,11 @@
   (map! "M-s m" #'gptel-menu)
   )
 
+(use-package! rainbow-delimiters
+    :hook ((prog-mode . rainbow-delimiters-mode)
+           (typst-ts-mode . rainbow-delimiters-mode)
+           (foo-mode . rainbow-delimiters-mode)))
+
 (use-package! typst-ts-mode
   :init
   (add-hook 'typst-ts-mode-hook #'eglot-ensure)
@@ -77,17 +115,12 @@
   )
 
 (use-package org-latex-preview
+  :hook ((org-mode . org-latex-preview-mode)
+         (org-latex-preview-mode . org-latex-preview-center-mode))
   :config
   ;; Increase preview width
-  (plist-put org-latex-preview-appearance-options
-             :page-width 0.8)
-
-  (add-hook 'org-mode-hook 'org-latex-preview-mode)
-
-  ;; ;; Block C-n, C-p etc from opening up previews when using `org-latex-preview-mode'
-  ;; (setq org-latex-preview-mode-ignored-commands
-  ;;       '(next-line previous-line mwheel-scroll
-  ;;         scroll-up-command scroll-down-command))
+  ;; (plist-put org-latex-preview-appearance-options
+  ;;            :page-width 0.8)
 
   ;; ;; Enable consistent equation numbering
   (setq org-latex-preview-numbered t)
@@ -100,6 +133,7 @@
   ;; More immediate live-previews -- the default delay is 1 second
   (setq org-latex-preview-mode-update-delay 0)
 
+  ;; code for centering LaTeX previews -- a terrible idea
   (defun my/org-latex-preview-uncenter (ov)
     (overlay-put ov 'before-string nil))
   (defun my/org-latex-preview-recenter (ov)
@@ -131,4 +165,5 @@
       (remove-hook 'org-latex-preview-overlay-update-functions
                     #'my/org-latex-preview-center)
       (remove-hook 'org-latex-preview-overlay-open-functions
-                    #'my/org-latex-preview-uncenter))))
+                    #'my/org-latex-preview-uncenter)))
+  )