ImGui.Core:colorEdit4

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Available since: Gideros 2020.9
Class: ImGui

Description

Displays an RGBA color edit widget that consists of 4 inputs (RGBA) along with a color picker. 

(number), (number), (bool) = ImGui:colorEdit4(label, color, alpha, [ImGuiColorEditFlags=0])

Parameters

label: (string) the label
color: (number) the current color
alpha: (number) the current alpha between 0 and 1
ImGuiColorEditFlags: (number) one of ImGui color edit flags

Return values

Returns (number) the current color
Returns (number) the current alpha
Returns (bool) whether a current value has changed

Example

require "ImGui"

local imgui = ImGui.new()
stage:addChild(imgui)

local window01 = true
local hexcolor = 0x00ff00
local alpha = 0.5

function onEnterFrame(e)
	-- 1 we start ImGui
	imgui:newFrame(e.deltaTime)
	-- 2 we add some child windows and build our GUI
	window01 = imgui:beginWindow("Window 01") -- no close button (X)
	if window01 then -- the variable is false when window is collapsed
		imgui:text("Hello Dear ImGui!")
		local isChanged = false
		hexcolor, alpha, isChanged = imgui:colorEdit4("label", hexcolor, alpha, 0)
		if isChanged then print(hexcolor, alpha) end
	end
	-- 3 we end the frame and render to screen
	imgui:endFrame()
	imgui:render()
end

stage:addEventListener(Event.ENTER_FRAME, onEnterFrame)



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