yellowfive@57: --[[-----------------------------------------------------------------------------
yellowfive@57: Label Widget
yellowfive@57: Displays text and optionally an icon.
yellowfive@57: -------------------------------------------------------------------------------]]
yellowfive@106: local Type, Version = "Label", 24
yellowfive@57: local AceGUI = LibStub and LibStub("AceGUI-3.0", true)
yellowfive@57: if not AceGUI or (AceGUI:GetWidgetVersion(Type) or 0) >= Version then return end
yellowfive@57: 
yellowfive@57: -- Lua APIs
yellowfive@57: local max, select, pairs = math.max, select, pairs
yellowfive@57: 
yellowfive@57: -- WoW APIs
yellowfive@57: local CreateFrame, UIParent = CreateFrame, UIParent
yellowfive@57: 
yellowfive@57: -- Global vars/functions that we don't upvalue since they might get hooked, or upgraded
yellowfive@57: -- List them here for Mikk's FindGlobals script
yellowfive@57: -- GLOBALS: GameFontHighlightSmall
yellowfive@57: 
yellowfive@57: --[[-----------------------------------------------------------------------------
yellowfive@57: Support functions
yellowfive@57: -------------------------------------------------------------------------------]]
yellowfive@57: 
yellowfive@57: local function UpdateImageAnchor(self)
yellowfive@57: 	if self.resizing then return end
yellowfive@57: 	local frame = self.frame
yellowfive@57: 	local width = frame.width or frame:GetWidth() or 0
yellowfive@57: 	local image = self.image
yellowfive@57: 	local label = self.label
yellowfive@57: 	local height
yellowfive@57: 
yellowfive@57: 	label:ClearAllPoints()
yellowfive@57: 	image:ClearAllPoints()
yellowfive@57: 
yellowfive@57: 	if self.imageshown then
yellowfive@57: 		local imagewidth = image:GetWidth()
yellowfive@57: 		if (width - imagewidth) < 200 or (label:GetText() or "") == "" then
yellowfive@57: 			-- image goes on top centered when less than 200 width for the text, or if there is no text
yellowfive@57: 			image:SetPoint("TOP")
yellowfive@57: 			label:SetPoint("TOP", image, "BOTTOM")
yellowfive@57: 			label:SetPoint("LEFT")
yellowfive@57: 			label:SetWidth(width)
yellowfive@57: 			height = image:GetHeight() + label:GetHeight()
yellowfive@57: 		else
yellowfive@57: 			-- image on the left
yellowfive@57: 			image:SetPoint("TOPLEFT")
yellowfive@57: 			if image:GetHeight() > label:GetHeight() then
yellowfive@57: 				label:SetPoint("LEFT", image, "RIGHT", 4, 0)
yellowfive@57: 			else
yellowfive@57: 				label:SetPoint("TOPLEFT", image, "TOPRIGHT", 4, 0)
yellowfive@57: 			end
yellowfive@57: 			label:SetWidth(width - imagewidth - 4)
yellowfive@57: 			height = max(image:GetHeight(), label:GetHeight())
yellowfive@57: 		end
yellowfive@57: 	else
yellowfive@57: 		-- no image shown
yellowfive@57: 		label:SetPoint("TOPLEFT")
yellowfive@57: 		label:SetWidth(width)
yellowfive@57: 		height = label:GetHeight()
yellowfive@57: 	end
yellowfive@57: 	
yellowfive@57: 	self.resizing = true
yellowfive@57: 	frame:SetHeight(height)
yellowfive@57: 	frame.height = height
yellowfive@57: 	self.resizing = nil
yellowfive@57: end
yellowfive@57: 
yellowfive@57: --[[-----------------------------------------------------------------------------
yellowfive@57: Methods
yellowfive@57: -------------------------------------------------------------------------------]]
yellowfive@57: local methods = {
yellowfive@57: 	["OnAcquire"] = function(self)
yellowfive@57: 		-- set the flag to stop constant size updates
yellowfive@57: 		self.resizing = true
yellowfive@57: 		-- height is set dynamically by the text and image size
yellowfive@57: 		self:SetWidth(200)
yellowfive@57: 		self:SetText()
yellowfive@57: 		self:SetImage(nil)
yellowfive@57: 		self:SetImageSize(16, 16)
yellowfive@57: 		self:SetColor()
yellowfive@57: 		self:SetFontObject()
yellowfive@106: 		self:SetJustifyH("LEFT")
yellowfive@106: 		self:SetJustifyV("TOP")
yellowfive@57: 
yellowfive@57: 		-- reset the flag
yellowfive@57: 		self.resizing = nil
yellowfive@57: 		-- run the update explicitly
yellowfive@57: 		UpdateImageAnchor(self)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	-- ["OnRelease"] = nil,
yellowfive@57: 
yellowfive@57: 	["OnWidthSet"] = function(self, width)
yellowfive@57: 		UpdateImageAnchor(self)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetText"] = function(self, text)
yellowfive@57: 		self.label:SetText(text)
yellowfive@57: 		UpdateImageAnchor(self)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetColor"] = function(self, r, g, b)
yellowfive@57: 		if not (r and g and b) then
yellowfive@57: 			r, g, b = 1, 1, 1
yellowfive@57: 		end
yellowfive@57: 		self.label:SetVertexColor(r, g, b)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetImage"] = function(self, path, ...)
yellowfive@57: 		local image = self.image
yellowfive@57: 		image:SetTexture(path)
yellowfive@57: 		
yellowfive@57: 		if image:GetTexture() then
yellowfive@57: 			self.imageshown = true
yellowfive@57: 			local n = select("#", ...)
yellowfive@57: 			if n == 4 or n == 8 then
yellowfive@57: 				image:SetTexCoord(...)
yellowfive@57: 			else
yellowfive@57: 				image:SetTexCoord(0, 1, 0, 1)
yellowfive@57: 			end
yellowfive@57: 		else
yellowfive@57: 			self.imageshown = nil
yellowfive@57: 		end
yellowfive@57: 		UpdateImageAnchor(self)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetFont"] = function(self, font, height, flags)
yellowfive@57: 		self.label:SetFont(font, height, flags)
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetFontObject"] = function(self, font)
yellowfive@57: 		self:SetFont((font or GameFontHighlightSmall):GetFont())
yellowfive@57: 	end,
yellowfive@57: 
yellowfive@57: 	["SetImageSize"] = function(self, width, height)
yellowfive@57: 		self.image:SetWidth(width)
yellowfive@57: 		self.image:SetHeight(height)
yellowfive@57: 		UpdateImageAnchor(self)
yellowfive@57: 	end,
yellowfive@106: 
yellowfive@106: 	["SetJustifyH"] = function(self, justifyH)
yellowfive@106: 		self.label:SetJustifyH(justifyH)
yellowfive@106: 	end,
yellowfive@106: 
yellowfive@106: 	["SetJustifyV"] = function(self, justifyV)
yellowfive@106: 		self.label:SetJustifyV(justifyV)
yellowfive@106: 	end,
yellowfive@57: }
yellowfive@57: 
yellowfive@57: --[[-----------------------------------------------------------------------------
yellowfive@57: Constructor
yellowfive@57: -------------------------------------------------------------------------------]]
yellowfive@57: local function Constructor()
yellowfive@57: 	local frame = CreateFrame("Frame", nil, UIParent)
yellowfive@57: 	frame:Hide()
yellowfive@57: 
yellowfive@57: 	local label = frame:CreateFontString(nil, "BACKGROUND", "GameFontHighlightSmall")
yellowfive@57: 	local image = frame:CreateTexture(nil, "BACKGROUND")
yellowfive@57: 
yellowfive@57: 	-- create widget
yellowfive@57: 	local widget = {
yellowfive@57: 		label = label,
yellowfive@57: 		image = image,
yellowfive@57: 		frame = frame,
yellowfive@57: 		type  = Type
yellowfive@57: 	}
yellowfive@57: 	for method, func in pairs(methods) do
yellowfive@57: 		widget[method] = func
yellowfive@57: 	end
yellowfive@57: 
yellowfive@57: 	return AceGUI:RegisterAsWidget(widget)
yellowfive@57: end
yellowfive@57: 
yellowfive@57: AceGUI:RegisterWidgetType(Type, Constructor, Version)