BetterUI.lua

--[[
Copyright (c) 2024 [Marco4413](https://github.com/Marco4413/CP77-BetterSleeves)

Permission is hereby granted, free of charge, to any person
obtaining a copy of this software and associated documentation
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The above copyright notice and this permission notice shall be
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
OTHER DEALINGS IN THE SOFTWARE.
]]

local BetterUI = { }

---@param char string A string containing a single char or a small sequence of chars.
---@return boolean pressed Whether the button was pressed or not.
function BetterUI.SquareButton(char)
    local lineHeight = ImGui.GetTextLineHeightWithSpacing()
    ImGui.PushStyleVar(ImGuiStyleVar.FrameRounding, 0.0)
    local res = ImGui.Button(char, lineHeight, lineHeight)
    ImGui.PopStyleVar()
    return res
end

function BetterUI.ButtonAdd()
    ImGui.PushStyleColor(ImGuiCol.Text, .1, .9, 0, 1)
    local res = BetterUI.SquareButton("+")
    ImGui.PopStyleColor()
    return res
end

function BetterUI.ButtonRemove()
    ImGui.PushStyleColor(ImGuiCol.Text, .9, .1, 0, 1)
    local res = BetterUI.SquareButton("-")
    ImGui.PopStyleColor()
    return res
end

function BetterUI.DragFloat(...)
    ImGui.PushItemWidth(100)
    local value, changed = ImGui.DragFloat(...)
    ImGui.PopItemWidth()
    return value, changed
end

---@param n number
---@return number
---@return number
function BetterUI.FitNButtonsInContentRegionAvail(n)
    local widthAvail, _ = ImGui.GetContentRegionAvail()
    local lineHeight = ImGui.GetTextLineHeightWithSpacing()
    local buttonWidth = widthAvail/n - 2.5 * (n-1)
    return buttonWidth, lineHeight
end

---@param n number
---@param label string
---@return boolean
function BetterUI.FitButtonN(n, label)
    return ImGui.Button(label, BetterUI.FitNButtonsInContentRegionAvail(n))
end

return BetterUI