- Added scale options.

- New API: instance:GetRealSize() return the width and height scaled.
- New API: instance:GetPositionOnScreen() return the window x, y position on screen.
- New API: instance:SetWindowScale (scale) set the window scale.
- New API: instance:IsGroupedWith (instance) return if self is groupped with instance.
- New API: instance:GetInstanceGroup([,instance id]) return a table with instance in the group.

classes/classe_instancia.lua

@@ -644,13 +644,18 @@ function _detalhes:EstaAgrupada (esta_instancia, lado) --> lado //// 1 = encosto
 end
 
 function _detalhes:BaseFrameSnap()
-
 	for meu_id, instancia in _ipairs (_detalhes.tabela_instancias) do
 		if (instancia:IsAtiva()) then
 			instancia.baseframe:ClearAllPoints()
 		end
 	end
 	
+	local group = self:GetInstanceGroup()
+	local scale = self.window_scale
+	for _, instance in _ipairs (group) do
+		instance:SetWindowScale (scale)
+	end
+	
 	local my_baseframe = self.baseframe
 	for lado, snap_to in _pairs (self.snap) do
 		--print ("DEBUG instancia " .. snap_to .. " lado "..lado)
@@ -774,12 +779,14 @@ end
 function _detalhes:agrupar_janelas (lados)
 
 	local instancia = self
-	
+
 	for lado, esta_instancia in _pairs (lados) do
 		if (esta_instancia) then
 			instancia.baseframe:ClearAllPoints()
 			esta_instancia = _detalhes.tabela_instancias [esta_instancia]
 			
+			instancia:SetWindowScale (esta_instancia.window_scale)
+			
 			if (lado == 3) then --> direita
 				--> mover frame
 				instancia.baseframe:SetPoint ("TOPRIGHT", esta_instancia.baseframe, "TOPLEFT")
@@ -1624,7 +1631,24 @@ function _detalhes:SetBackgroundAlpha (alpha)
 end
 
 function _detalhes:GetSize()
-	return self.bgframe:GetWidth(), self.bgframe:GetHeight()
+	return self.baseframe:GetWidth(), self.baseframe:GetHeight()
+end
+
+function _detalhes:GetRealSize()
+	return self.baseframe:GetWidth() * self.baseframe:GetScale(), self.baseframe:GetHeight() * self.baseframe:GetScale()
+end
+
+function _detalhes:GetPositionOnScreen()
+	local xOfs, yOfs = self.baseframe:GetCenter()
+	if (not xOfs) then
+		return
+	end
+	-- credits to ckknight (http://www.curseforge.com/profiles/ckknight/) 
+	local _scale = self.baseframe:GetEffectiveScale()
+	local _UIscale = UIParent:GetScale()
+	xOfs = xOfs*_scale - GetScreenWidth()*_UIscale/2
+	yOfs = yOfs*_scale - GetScreenHeight()*_UIscale/2
+	return xOfs/_UIscale, yOfs/_UIscale
 end
 
 --> alias

classes/classe_instancia_include.lua

@@ -45,6 +45,8 @@ _detalhes.instance_defaults = {
 
 	--skin
 		skin = "Minimalistic v2",
+	--scale
+		window_scale = 1.0,
 	--baseframe backdrop
 		bg_alpha = 0.7,
 		bg_r = 0.0941,