tooltip.cpp

/*
 * Copyright (c) 2023-2025, NVIDIA CORPORATION.  All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-FileCopyrightText: Copyright (c) 2023-2025, NVIDIA CORPORATION.
 * SPDX-License-Identifier: Apache-2.0
 */


#include <imgui/imgui.h>
#include <imgui/imgui_internal.h>

#include "tooltip.hpp"

void nvgui::tooltip(const char* description, bool questionMark /*= false*/, float timerThreshold /*= 0.5f*/)
{
  ImGuiContext* GImGui = ImGui::GetCurrentContext();

  bool passTimer = GImGui->HoveredIdTimer >= timerThreshold && GImGui->ActiveIdTimer == 0.0f;
  if(questionMark)
  {
    ImGui::SameLine();
    ImGui::TextDisabled("(?)");
    passTimer = true;
  }

  if(ImGui::IsItemHovered(ImGuiHoveredFlags_AllowWhenDisabled) && passTimer)
  {
    ImGui::BeginTooltip();
    ImGui::PushTextWrapPos(ImGui::GetFontSize() * 35.0f);
    ImGui::TextUnformatted(description);
    ImGui::PopTextWrapPos();
    ImGui::EndTooltip();
  }
}