text: /*
   * BSD 2-Clause License
   *
   * Copyright (c) 2020, Christoph Neuhauser, Michael Kern
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * * Redistributions of source code must retain the above copyright notice, this
   *   list of conditions and the following disclaimer.
   *
   * * Redistributions in binary form must reproduce the above copyright notice,
   *   this list of conditions and the following disclaimer in the documentation
   *   and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef STRESSLINEVIS_MULTIVARWINDOW_HPP
  #define STRESSLINEVIS_MULTIVARWINDOW_HPP
  
  #include <string>
  #include <vector>
  
  #include <glm/glm.hpp>
  #include <Graphics/Color.hpp>
  #include <ImGui/ImGuiWrapper.hpp>
  
  class MultiVarWindow {
  public:
      MultiVarWindow();
  
      /// Render GUI elements.
      bool renderGui();
  
      void setAttributes(
              const std::vector<std::vector<float>>& _variables,
              const std::vector<std::string>& _names);
  
      inline void setClearColor(const sgl::Color& _clearColor) {
          clearColor = _clearColor;
      }
      inline void setShowWindow(const bool _showWindow ) {
          showWindow = _showWindow ;
      }
  
  protected:
      bool showWindow;
      int32_t variableIndex;
      sgl::Color clearColor;
      int32_t histogramRes;
      std::vector<std::vector<float>> attributes;
      std::vector<std::string> names;
      std::vector<std::vector<float>> histograms;
      std::vector<glm::vec2> variablesMinMax;
  
      void computeHistograms();
      // Render a VIS graph for the currently selected variable
      void renderVarChart();
      // Render the settings to control the information plots
      void renderSettings();
  };
  
  #endif //STRESSLINEVIS_MULTIVARWINDOW_HPP
  