ImGui.Core:dragFloat

From GiderosMobile

Available since: Gideros 2020.9
Class: ImGui

Description

Displays a float drag slider.

(number), (bool) =
  ImGui:dragFloat(label, value, [incStep=1, min=0, max=0, formatString="%.3f", ImGuiSliderFlags=0])

Parameters

label: (string) the label
value: (number) the current value
incStep: (number) the increment step
min: (number) the min value
max: (number) the max value
formatString: (string) the format of the value
ImGuiSliderFlags: (number) the drag slider flag

Return values

Returns (number) the current value
Returns (bool) whether the current value has changed

Example

require "ImGui"

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

local window01 = true
local dragvalue01 = 20

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!") -- we add a text element to our GUI
		local isChanged = false
		dragvalue01, isChanged = imgui:dragFloat("value", dragvalue01, 0.1, 0, 100, "%.3f", 0)
		if isChanged then print(dragvalue01) end
--		print(e.deltaTime)
	end
	-- 3 we end the frame and render to screen
	imgui:endFrame()
	imgui:render()
end

stage:addEventListener(Event.ENTER_FRAME, onEnterFrame)