Merge pull request #71 from SwissalpS/proposeScaleStatus

Propose scale status

2 files changed, 53 insertions, 1 deletions

diff --git a/plugins/scale.lua b/plugins/scale.lua
index 95c4009..d3e10e8 100644
--- a/plugins/scale.lua
+++ b/plugins/scale.lua
@@ -1,3 +1,9 @@
+--[[
+    scale.lua
+    provides support for dynamically adjusting the scale of the code font / UI
+    version: 20200628_154010
+    originally by 6r1d
+--]]
 local core = require "core"
 local common = require "core.common"
 local command = require "core.command"
@@ -35,6 +41,10 @@ end
 local current_scale = SCALE
 local default = current_scale
 
+
+local function get_scale() return current_scale end
+
+
 local function set_scale(scale)
   scale = common.clamp(scale, 0.2, 6)
 
@@ -86,4 +96,5 @@ keymap.add {
   ["ctrl+="] = "scale:increase",
 }
 
-return { set_scale = set_scale }
+return { get_scale = get_scale, set_scale = set_scale }
+
diff --git a/plugins/scalestatus.lua b/plugins/scalestatus.lua
new file mode 100644
index 0000000..03216b5
--- /dev/null
+++ b/plugins/scalestatus.lua
@@ -0,0 +1,41 @@
+--[[
+    scalestatus.lua
+    displays current scale (zoom) in status view
+    version: 20200628_155804
+    originally by SwissalpS
+
+    Depends on plugin scale.lua version >= 20200628_154010
+--]]
+local scale = require "plugins.scale"
+-- make sure plugin is installed and has get_scale field
+if not scale.get_scale then
+    local core = require "core"
+    core.error("Plugin 'scale' needs to be updated, scalestatus inactive.")
+    return false
+end
+
+local config = require "core.config"
+local StatusView = require "core.statusview"
+
+config.scalestatus_format = '%.0f%%'
+
+local get_items = StatusView.get_items
+function StatusView:get_items()
+
+  local left, right = get_items(self)
+
+  local t = {
+    self.separator,
+    string.format(config.scalestatus_format, scale.get_scale() * 100),
+  }
+
+  for _, item in ipairs(t) do
+    table.insert(right, item)
+  end
+
+  return left, right
+
+end
+
+return true
+