From b05f35fef02d51e210c20b09fcd3e042c5d8ef20 Mon Sep 17 00:00:00 2001
From: jgmdev <jgmdev@gmail.com>
Date: Fri, 11 Mar 2022 06:56:50 -0400
Subject: centerdoc: added toggle and zen mode toggle commands

---
 plugins/centerdoc.lua | 60 +++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 54 insertions(+), 6 deletions(-)

(limited to 'plugins/centerdoc.lua')

diff --git a/plugins/centerdoc.lua b/plugins/centerdoc.lua
index f1487f4..c657725 100644
--- a/plugins/centerdoc.lua
+++ b/plugins/centerdoc.lua
@@ -1,21 +1,69 @@
 -- mod-version:3 --lite-xl 2.1
+local core = require "core"
 local config = require "core.config"
+local common = require "core.common"
+local command = require "core.command"
+local keymap = require "core.keymap"
+local treeview = require "plugins.treeview"
 local DocView = require "core.docview"
 
+config.plugins.centerdoc = common.merge({
+  enable = true
+}, config.plugins.centerdoc)
 
 local draw_line_gutter = DocView.draw_line_gutter
 local get_gutter_width = DocView.get_gutter_width
 
 
 function DocView:draw_line_gutter(idx, x, y, width)
-  local real_gutter_width = get_gutter_width(self)
-  local offset = self:get_gutter_width() - real_gutter_width * 2
-  draw_line_gutter(self, idx, x + offset, y, real_gutter_width)
+  if not config.plugins.centerdoc.enable then
+    draw_line_gutter(self, idx, x, y, width)
+  else
+    local real_gutter_width = get_gutter_width(self)
+    local offset = self:get_gutter_width() - real_gutter_width * 2
+    draw_line_gutter(self, idx, x + offset, y, real_gutter_width)
+  end
 end
 
 
 function DocView:get_gutter_width()
-  local real_gutter_width = get_gutter_width(self)
-  local width = real_gutter_width + self:get_font():get_width("n") * config.line_limit
-  return math.max((self.size.x - width) / 2, real_gutter_width)
+  if not config.plugins.centerdoc.enable then
+    return get_gutter_width(self)
+  else
+    local real_gutter_width = get_gutter_width(self)
+    local width = real_gutter_width + self:get_font():get_width("n") * config.line_limit
+    return math.max((self.size.x - width) / 2, real_gutter_width)
+  end
 end
+
+local zen_mode = false
+local previous_win_status = system.get_window_mode()
+local previous_treeview_status = treeview.visible
+local previous_statusbar_status = core.status_view.visible
+
+command.add(nil, {
+  ["center-doc:toggle"] = function()
+    config.plugins.centerdoc.enable = not config.plugins.centerdoc.enable
+  end,
+  ["center-doc:zen-mode-toggle"] = function()
+    zen_mode = not zen_mode
+
+    if zen_mode then
+      previous_win_status = system.get_window_mode()
+      previous_treeview_status = treeview.visible
+      previous_statusbar_status = core.status_view.visible
+
+      config.plugins.centerdoc.enable = true
+      system.set_window_mode("fullscreen")
+      treeview.visible = false
+      command.perform "status-bar:hide"
+    else
+      config.plugins.centerdoc.enable = false
+      system.set_window_mode(previous_win_status)
+      treeview.visible = previous_treeview_status
+      core.status_view.visible = previous_statusbar_status
+    end
+  end,
+})
+
+keymap.add { ["ctrl+alt+z"] = "center-doc:zen-mode-toggle" }
-- 
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