tercio@0: --[[-----------------------------------------------------------------------------
tercio@0: Slider Widget
tercio@0: Graphical Slider, like, for Range values.
tercio@0: -------------------------------------------------------------------------------]]
tercio@0: local Type, Version = "Slider", 21
tercio@0: local AceGUI = LibStub and LibStub("AceGUI-3.0", true)
tercio@0: if not AceGUI or (AceGUI:GetWidgetVersion(Type) or 0) >= Version then return end
tercio@0: 
tercio@0: -- Lua APIs
tercio@0: local min, max, floor = math.min, math.max, math.floor
tercio@0: local tonumber, pairs = tonumber, pairs
tercio@0: 
tercio@0: -- WoW APIs
tercio@0: local PlaySound = PlaySound
tercio@0: local CreateFrame, UIParent = CreateFrame, UIParent
tercio@0: 
tercio@0: -- Global vars/functions that we don't upvalue since they might get hooked, or upgraded
tercio@0: -- List them here for Mikk's FindGlobals script
tercio@0: -- GLOBALS: GameFontHighlightSmall
tercio@0: 
tercio@0: --[[-----------------------------------------------------------------------------
tercio@0: Support functions
tercio@0: -------------------------------------------------------------------------------]]
tercio@0: local function UpdateText(self)
tercio@0: 	local value = self.value or 0
tercio@0: 	if self.ispercent then
tercio@0: 		self.editbox:SetText(("%s%%"):format(floor(value * 1000 + 0.5) / 10))
tercio@0: 	else
tercio@0: 		self.editbox:SetText(floor(value * 100 + 0.5) / 100)
tercio@0: 	end
tercio@0: end
tercio@0: 
tercio@0: local function UpdateLabels(self)
tercio@0: 	local min, max = (self.min or 0), (self.max or 100)
tercio@0: 	if self.ispercent then
tercio@0: 		self.lowtext:SetFormattedText("%s%%", (min * 100))
tercio@0: 		self.hightext:SetFormattedText("%s%%", (max * 100))
tercio@0: 	else
tercio@0: 		self.lowtext:SetText(min)
tercio@0: 		self.hightext:SetText(max)
tercio@0: 	end
tercio@0: end
tercio@0: 
tercio@0: --[[-----------------------------------------------------------------------------
tercio@0: Scripts
tercio@0: -------------------------------------------------------------------------------]]
tercio@0: local function Control_OnEnter(frame)
tercio@0: 	frame.obj:Fire("OnEnter")
tercio@0: end
tercio@0: 
tercio@0: local function Control_OnLeave(frame)
tercio@0: 	frame.obj:Fire("OnLeave")
tercio@0: end
tercio@0: 
tercio@0: local function Frame_OnMouseDown(frame)
tercio@0: 	frame.obj.slider:EnableMouseWheel(true)
tercio@0: 	AceGUI:ClearFocus()
tercio@0: end
tercio@0: 
tercio@0: local function Slider_OnValueChanged(frame)
tercio@0: 	local self = frame.obj
tercio@0: 	if not frame.setup then
tercio@0: 		local newvalue = frame:GetValue()
tercio@0: 		if self.step and self.step > 0 then
tercio@0: 			local min_value = self.min or 0
tercio@0: 			newvalue = floor((newvalue - min_value) / self.step + 0.5) * self.step + min_value
tercio@0: 		end
tercio@0: 		if newvalue ~= self.value and not self.disabled then
tercio@0: 			self.value = newvalue
tercio@0: 			self:Fire("OnValueChanged", newvalue)
tercio@0: 		end
tercio@0: 		if self.value then
tercio@0: 			UpdateText(self)
tercio@0: 		end
tercio@0: 	end
tercio@0: end
tercio@0: 
tercio@0: local function Slider_OnMouseUp(frame)
tercio@0: 	local self = frame.obj
tercio@0: 	self:Fire("OnMouseUp", self.value)
tercio@0: end
tercio@0: 
tercio@0: local function Slider_OnMouseWheel(frame, v)
tercio@0: 	local self = frame.obj
tercio@0: 	if not self.disabled then
tercio@0: 		local value = self.value
tercio@0: 		if v > 0 then
tercio@0: 			value = min(value + (self.step or 1), self.max)
tercio@0: 		else
tercio@0: 			value = max(value - (self.step or 1), self.min)
tercio@0: 		end
tercio@0: 		self.slider:SetValue(value)
tercio@0: 	end
tercio@0: end
tercio@0: 
tercio@0: local function EditBox_OnEscapePressed(frame)
tercio@0: 	frame:ClearFocus()
tercio@0: end
tercio@0: 
tercio@0: local function EditBox_OnEnterPressed(frame)
tercio@0: 	local self = frame.obj
tercio@0: 	local value = frame:GetText()
tercio@0: 	if self.ispercent then
tercio@0: 		value = value:gsub('%%', '')
tercio@0: 		value = tonumber(value) / 100
tercio@0: 	else
tercio@0: 		value = tonumber(value)
tercio@0: 	end
tercio@0: 	
tercio@0: 	if value then
tercio@0: 		PlaySound("igMainMenuOptionCheckBoxOn")
tercio@0: 		self.slider:SetValue(value)
tercio@0: 		self:Fire("OnMouseUp", value)
tercio@0: 	end
tercio@0: end
tercio@0: 
tercio@0: local function EditBox_OnEnter(frame)
tercio@0: 	frame:SetBackdropBorderColor(0.5, 0.5, 0.5, 1)
tercio@0: end
tercio@0: 
tercio@0: local function EditBox_OnLeave(frame)
tercio@0: 	frame:SetBackdropBorderColor(0.3, 0.3, 0.3, 0.8)
tercio@0: end
tercio@0: 
tercio@0: --[[-----------------------------------------------------------------------------
tercio@0: Methods
tercio@0: -------------------------------------------------------------------------------]]
tercio@0: local methods = {
tercio@0: 	["OnAcquire"] = function(self)
tercio@0: 		self:SetWidth(200)
tercio@0: 		self:SetHeight(44)
tercio@0: 		self:SetDisabled(false)
tercio@0: 		self:SetIsPercent(nil)
tercio@0: 		self:SetSliderValues(0,100,1)
tercio@0: 		self:SetValue(0)
tercio@0: 		self.slider:EnableMouseWheel(false)
tercio@0: 	end,
tercio@0: 
tercio@0: 	-- ["OnRelease"] = nil,
tercio@0: 
tercio@0: 	["SetDisabled"] = function(self, disabled)
tercio@0: 		self.disabled = disabled
tercio@0: 		if disabled then
tercio@0: 			self.slider:EnableMouse(false)
tercio@0: 			self.label:SetTextColor(.5, .5, .5)
tercio@0: 			self.hightext:SetTextColor(.5, .5, .5)
tercio@0: 			self.lowtext:SetTextColor(.5, .5, .5)
tercio@0: 			--self.valuetext:SetTextColor(.5, .5, .5)
tercio@0: 			self.editbox:SetTextColor(.5, .5, .5)
tercio@0: 			self.editbox:EnableMouse(false)
tercio@0: 			self.editbox:ClearFocus()
tercio@0: 		else
tercio@0: 			self.slider:EnableMouse(true)
tercio@0: 			self.label:SetTextColor(1, .82, 0)
tercio@0: 			self.hightext:SetTextColor(1, 1, 1)
tercio@0: 			self.lowtext:SetTextColor(1, 1, 1)
tercio@0: 			--self.valuetext:SetTextColor(1, 1, 1)
tercio@0: 			self.editbox:SetTextColor(1, 1, 1)
tercio@0: 			self.editbox:EnableMouse(true)
tercio@0: 		end
tercio@0: 	end,
tercio@0: 
tercio@0: 	["SetValue"] = function(self, value)
tercio@0: 		self.slider.setup = true
tercio@0: 		self.slider:SetValue(value)
tercio@0: 		self.value = value
tercio@0: 		UpdateText(self)
tercio@0: 		self.slider.setup = nil
tercio@0: 	end,
tercio@0: 
tercio@0: 	["GetValue"] = function(self)
tercio@0: 		return self.value
tercio@0: 	end,
tercio@0: 
tercio@0: 	["SetLabel"] = function(self, text)
tercio@0: 		self.label:SetText(text)
tercio@0: 	end,
tercio@0: 
tercio@0: 	["SetSliderValues"] = function(self, min, max, step)
tercio@0: 		local frame = self.slider
tercio@0: 		frame.setup = true
tercio@0: 		self.min = min
tercio@0: 		self.max = max
tercio@0: 		self.step = step
tercio@0: 		frame:SetMinMaxValues(min or 0,max or 100)
tercio@0: 		UpdateLabels(self)
tercio@0: 		frame:SetValueStep(step or 1)
tercio@0: 		if self.value then
tercio@0: 			frame:SetValue(self.value)
tercio@0: 		end
tercio@0: 		frame.setup = nil
tercio@0: 	end,
tercio@0: 
tercio@0: 	["SetIsPercent"] = function(self, value)
tercio@0: 		self.ispercent = value
tercio@0: 		UpdateLabels(self)
tercio@0: 		UpdateText(self)
tercio@0: 	end
tercio@0: }
tercio@0: 
tercio@0: --[[-----------------------------------------------------------------------------
tercio@0: Constructor
tercio@0: -------------------------------------------------------------------------------]]
tercio@0: local SliderBackdrop  = {
tercio@0: 	bgFile = "Interface\\Buttons\\UI-SliderBar-Background",
tercio@0: 	edgeFile = "Interface\\Buttons\\UI-SliderBar-Border",
tercio@0: 	tile = true, tileSize = 8, edgeSize = 8,
tercio@0: 	insets = { left = 3, right = 3, top = 6, bottom = 6 }
tercio@0: }
tercio@0: 
tercio@0: local ManualBackdrop = {
tercio@0: 	bgFile = "Interface\\ChatFrame\\ChatFrameBackground",
tercio@0: 	edgeFile = "Interface\\ChatFrame\\ChatFrameBackground",
tercio@0: 	tile = true, edgeSize = 1, tileSize = 5,
tercio@0: }
tercio@0: 
tercio@0: local function Constructor()
tercio@0: 	local frame = CreateFrame("Frame", nil, UIParent)
tercio@0: 
tercio@0: 	frame:EnableMouse(true)
tercio@0: 	frame:SetScript("OnMouseDown", Frame_OnMouseDown)
tercio@0: 
tercio@0: 	local label = frame:CreateFontString(nil, "OVERLAY", "GameFontNormal")
tercio@0: 	label:SetPoint("TOPLEFT")
tercio@0: 	label:SetPoint("TOPRIGHT")
tercio@0: 	label:SetJustifyH("CENTER")
tercio@0: 	label:SetHeight(15)
tercio@0: 
tercio@0: 	local slider = CreateFrame("Slider", nil, frame)
tercio@0: 	slider:SetOrientation("HORIZONTAL")
tercio@0: 	slider:SetHeight(15)
tercio@0: 	slider:SetHitRectInsets(0, 0, -10, 0)
tercio@0: 	slider:SetBackdrop(SliderBackdrop)
tercio@0: 	slider:SetThumbTexture("Interface\\Buttons\\UI-SliderBar-Button-Horizontal")
tercio@0: 	slider:SetPoint("TOP", label, "BOTTOM")
tercio@0: 	slider:SetPoint("LEFT", 3, 0)
tercio@0: 	slider:SetPoint("RIGHT", -3, 0)
tercio@0: 	slider:SetValue(0)
tercio@0: 	slider:SetScript("OnValueChanged",Slider_OnValueChanged)
tercio@0: 	slider:SetScript("OnEnter", Control_OnEnter)
tercio@0: 	slider:SetScript("OnLeave", Control_OnLeave)
tercio@0: 	slider:SetScript("OnMouseUp", Slider_OnMouseUp)
tercio@0: 	slider:SetScript("OnMouseWheel", Slider_OnMouseWheel)
tercio@0: 
tercio@0: 	local lowtext = slider:CreateFontString(nil, "ARTWORK", "GameFontHighlightSmall")
tercio@0: 	lowtext:SetPoint("TOPLEFT", slider, "BOTTOMLEFT", 2, 3)
tercio@0: 
tercio@0: 	local hightext = slider:CreateFontString(nil, "ARTWORK", "GameFontHighlightSmall")
tercio@0: 	hightext:SetPoint("TOPRIGHT", slider, "BOTTOMRIGHT", -2, 3)
tercio@0: 
tercio@0: 	local editbox = CreateFrame("EditBox", nil, frame)
tercio@0: 	editbox:SetAutoFocus(false)
tercio@0: 	editbox:SetFontObject(GameFontHighlightSmall)
tercio@0: 	editbox:SetPoint("TOP", slider, "BOTTOM")
tercio@0: 	editbox:SetHeight(14)
tercio@0: 	editbox:SetWidth(70)
tercio@0: 	editbox:SetJustifyH("CENTER")
tercio@0: 	editbox:EnableMouse(true)
tercio@0: 	editbox:SetBackdrop(ManualBackdrop)
tercio@0: 	editbox:SetBackdropColor(0, 0, 0, 0.5)
tercio@0: 	editbox:SetBackdropBorderColor(0.3, 0.3, 0.30, 0.80)
tercio@0: 	editbox:SetScript("OnEnter", EditBox_OnEnter)
tercio@0: 	editbox:SetScript("OnLeave", EditBox_OnLeave)
tercio@0: 	editbox:SetScript("OnEnterPressed", EditBox_OnEnterPressed)
tercio@0: 	editbox:SetScript("OnEscapePressed", EditBox_OnEscapePressed)
tercio@0: 
tercio@0: 	local widget = {
tercio@0: 		label       = label,
tercio@0: 		slider      = slider,
tercio@0: 		lowtext     = lowtext,
tercio@0: 		hightext    = hightext,
tercio@0: 		editbox     = editbox,
tercio@0: 		alignoffset = 25,
tercio@0: 		frame       = frame,
tercio@0: 		type        = Type
tercio@0: 	}
tercio@0: 	for method, func in pairs(methods) do
tercio@0: 		widget[method] = func
tercio@0: 	end
tercio@0: 	slider.obj, editbox.obj = widget, widget
tercio@0: 
tercio@0: 	return AceGUI:RegisterAsWidget(widget)
tercio@0: end
tercio@0: 
tercio@0: AceGUI:RegisterWidgetType(Type,Constructor,Version)