from retail

WeakAuras/RegionTypes/Text.lua

@@ -44,7 +44,12 @@ local properties = {
     softMax = 72,
     step = 1,
     default = 12
-  }
+  },
+  displayText = {
+    display = L["Text"],
+    setter = "ChangeText",
+    type = "string"
+  },
 }
 
 WeakAuras.regionPrototype.AddProperties(properties, default);
@@ -172,8 +177,13 @@ local function modify(parent, region, data)
     end
   end
 
-  local UpdateText
-  if Private.ContainsAnyPlaceHolders(data.displayText) then
+  local containsCustomText = false
+  if Private.ContainsCustomPlaceHolder(data.displayText) then
+    containsCustomText = true
+  end
+
+  local formatters
+  do
     local getter = function(key, default)
       local fullKey = "displayText_format_" .. key
       if (data[fullKey] == nil) then
@@ -181,67 +191,102 @@ local function modify(parent, region, data)
       end
       return data[fullKey]
     end
-    local formatters = Private.CreateFormatters(data.displayText, getter)
-    UpdateText = function()
-      local textStr = data.displayText;
-      textStr = Private.ReplacePlaceHolders(textStr, region, nil, false, formatters);
-      if (textStr == nil or textStr == "") then
-        textStr = " ";
-      end
 
+    local texts = {}
+    tinsert(texts, data.displayText)
+
+    if type(data.conditions) == "table" then
+      for _, condition in ipairs(data.conditions) do
+        if type(condition.changes) == "table" then
+          for _, change in ipairs(condition.changes) do
+            if type(change.property) == "string"
+            and change.property == "displayText"
+            and type(change.value) == "string"
+            and Private.ContainsAnyPlaceHolders(change.value)
+            then
+              if not containsCustomText and Private.ContainsCustomPlaceHolder(change.value) then
+                containsCustomText = true
+              end
+              tinsert(texts, change.value)
+            end
+          end
+        end
+      end
+    end
+
+    formatters = Private.CreateFormatters(texts, getter)
+  end
+
+  local customTextFunc = nil
+  if containsCustomText and data.customText and data.customText ~= "" then
+    customTextFunc = WeakAuras.LoadFunction("return "..data.customText)
+  end
+
+  function region:ConfigureTextUpdate()
+    local UpdateText
+    if self.displayText and Private.ContainsAnyPlaceHolders(self.displayText) then
+      UpdateText = function()
+        local textStr = self.displayText;
+        textStr = Private.ReplacePlaceHolders(textStr, self, nil, false, formatters);
+        if (textStr == nil or textStr == "") then
+          textStr = " ";
+        end
+
+        SetText(textStr)
+      end
+    end
+
+    local Update
+    if customTextFunc and self.displayText and Private.ContainsCustomPlaceHolder(self.displayText) then
+      Update = function()
+        self.values.custom = Private.RunCustomTextFunc(self, customTextFunc)
+        UpdateText()
+      end
+    else
+      Update = UpdateText or function() end
+    end
+
+    local TimerTick
+    if Private.ContainsPlaceHolders(self.displayText, "p") then
+      TimerTick = UpdateText
+    end
+
+    local FrameTick
+    if customTextFunc and data.customTextUpdate == "update" then
+      if Private.ContainsCustomPlaceHolder(self.displayText) then
+        FrameTick = function()
+          self.values.custom = Private.RunCustomTextFunc(self, customTextFunc)
+          UpdateText()
+        end
+      end
+    end
+
+    self.Update = Update
+    self.FrameTick = FrameTick
+    self.TimerTick = TimerTick
+
+    if not UpdateText then
+      local textStr = self.displayText
+      textStr = textStr:gsub("\\n", "\n");
       SetText(textStr)
     end
   end
 
-  local customTextFunc = nil
-  if(Private.ContainsCustomPlaceHolder(data.displayText) and data.customText) then
-    customTextFunc = WeakAuras.LoadFunction("return "..data.customText)
-  end
-
-  local Update
-  if customTextFunc then
-    if UpdateText then
-      Update = function()
-        region.values.custom = Private.RunCustomTextFunc(region, customTextFunc)
-        UpdateText()
-      end
+  function region:ConfigureSubscribers()
+    if self.FrameTick then
+      self.subRegionEvents:AddSubscriber("FrameTick", self)
+    else
+      self.subRegionEvents:RemoveSubscriber("FrameTick", self)
     end
-  else
-    Update = UpdateText or function() end
-  end
 
-  local TimerTick
-  if Private.ContainsPlaceHolders(data.displayText, "p") then
-    TimerTick = UpdateText
-  end
-
-  local FrameTick
-  if customTextFunc and data.customTextUpdate == "update" then
-    FrameTick = function()
-      region.values.custom = Private.RunCustomTextFunc(region, customTextFunc)
-      UpdateText()
+    if self.TimerTick then
+      self.subRegionEvents:AddSubscriber("TimerTick", self, true)
+    else
+      self.subRegionEvents:RemoveSubscriber("TimerTick", self)
+    end
+    if self.Update and self.state then
+      self:Update()
     end
-  end
-
-  region.Update = Update
-  region.FrameTick = FrameTick
-  region.TimerTick = TimerTick
-  if TimerTick then
-    region.subRegionEvents:AddSubscriber("TimerTick", region, true)
-  else
-    region.subRegionEvents:RemoveSubscriber("TimerTick", region)
-  end
-
-  if FrameTick then
-    region.subRegionEvents:AddSubscriber("FrameTick", region)
-  else
-    region.subRegionEvents:RemoveSubscriber("FrameTick", region)
-  end
-
-  if not UpdateText then
-    local textStr = data.displayText
-    textStr = textStr:gsub("\\n", "\n");
-    SetText(textStr)
   end
 
   function region:Color(r, g, b, a)
@@ -279,6 +324,16 @@ local function modify(parent, region, data)
     region.text:SetTextHeight(size)
   end
 
+  function region:ChangeText(msg)
+    self.displayText = msg
+    self:ConfigureTextUpdate()
+    self:ConfigureSubscribers()
+  end
+
+  region.displayText = data.displayText
+  region:ConfigureTextUpdate()
+  region:ConfigureSubscribers()
+
   WeakAuras.regionPrototype.modifyFinish(parent, region, data);
 end