latex: move folding on SPC m z and update doc

layers/+lang/latex/README.org

@@ -12,7 +12,9 @@
    - [[Previewing][Previewing]]
    - [[Build command][Build command]]
    - [[Auto-fill][Auto-fill]]
+   - [[Folding][Folding]]
  - [[Keybindings][Keybindings]]
+   - [[Folding][Folding]]
    - [[RefTeX][RefTeX]]
 
 * Description
@@ -74,6 +76,15 @@ The variable =latex-nofill-env= provide the list of environment names where
     (latex :variables latex-enable-auto-fill t))
 #+END_SRC
 
+** Folding
+Enable folding of text by setting =latex-enable-folding= to =t=. Default value
+is nil.
+
+#+BEGIN_SRC emacs-lisp
+  dotspacemacs-configuration-layers '(
+    (latex :variables latex-enable-folding t))
+#+END_SRC
+
 * Keybindings
 
 | Key Binding   | Description                         |
@@ -85,11 +96,6 @@ The variable =latex-nofill-env= provide the list of environment names where
 | ~SPC m b~     | build                               |
 | ~SPC m c~     | close LaTeX environment             |
 | ~SPC m e~     | insert LaTeX environment            |
-| ~SPC m f f~   | fold TeX buffer                     |
-| ~SPC m f e~   | fold TeX environment                |
-| ~SPC m f m~   | fold TeX macro                      |
-| ~SPC m f =~   | fold TeX math                       |
-| ~SPC m f r~   | fold TeX region                     |
 | ~SPC m i~     | insert =\item=                      |
 | ~SPC m k~     | kill TeX job                        |
 | ~SPC m l~     | recenter output buffer              |
@@ -120,6 +126,17 @@ The variable =latex-nofill-env= provide the list of environment names where
 | ~SPC m x f r~ | use serif font                      |
 | ~SPC m x f u~ | use upright font                    |
 
+** Folding
+Available only when =latex-enable-auto-fill= is non nil.
+
+| Key Binding | Description          |
+|-------------+----------------------|
+| ~SPC m z =~ | fold TeX math        |
+| ~SPC m z b~ | fold TeX buffer      |
+| ~SPC m z e~ | fold TeX environment |
+| ~SPC m z m~ | fold TeX macro       |
+| ~SPC m z r~ | fold TeX region      |
+
 ** RefTeX
 
 | Key Binding   | Description                           |

layers/+lang/latex/packages.el

@@ -77,13 +77,13 @@
             dotspacemacs-major-mode-leader-key 'TeX-command-master))
         (when latex-enable-folding
           (spacemacs/set-leader-keys-for-major-mode mode
-            "ff" 'TeX-fold-buffer
-            "fe" 'TeX-fold-env
-            "fm" 'TeX-fold-macro
-            "f=" 'TeX-fold-math
-            "fr" 'TeX-fold-region))
-        (spacemacs/declare-prefix-for-mode mode "mf"  "fold")
-        (spacemacs/declare-prefix-for-mode mode "mx"  "text/fonts"))
+            "z=" 'TeX-fold-math
+            "zb" 'TeX-fold-buffer
+            "ze" 'TeX-fold-env
+            "zm" 'TeX-fold-macro
+            "zr" 'TeX-fold-region))
+        (spacemacs/declare-prefix-for-mode mode "mx"  "text/fonts")
+        (spacemacs/declare-prefix-for-mode mode "mz"  "fold"))
 
       ;; Key bindings specific to LaTeX
       (spacemacs/set-leader-keys-for-major-mode 'latex-mode