metaforce/specter/include/specter/PathButtons.hpp

#pragma once

#include "Button.hpp"
#include "ScrollView.hpp"

namespace specter {

struct IPathButtonsBinding {
  virtual void pathButtonActivated(size_t idx) = 0;
};

class PathButtons : public ScrollView {
  struct ContentView : public View {
    PathButtons& m_pb;
    boo::SWindowRect m_scissorRect;

    void mouseDown(const boo::SWindowCoord&, boo::EMouseButton, boo::EModifierKey);
    void mouseUp(const boo::SWindowCoord&, boo::EMouseButton, boo::EModifierKey);
    void mouseMove(const boo::SWindowCoord&);
    void mouseLeave(const boo::SWindowCoord&);

    int nominalWidth() const {
      int ret = 0;
      for (PathButton& b : m_pb.m_pathButtons)
        ret += b.m_button.m_view->nominalWidth() + 2;
      return ret;
    }
    int nominalHeight() const {
      return m_pb.m_pathButtons.size() ? m_pb.m_pathButtons[0].m_button.m_view->nominalHeight() : 0;
    }

    void resized(const boo::SWindowRect& root, const boo::SWindowRect& sub, const boo::SWindowRect& scissor);
    void draw(boo::IGraphicsCommandQueue* gfxQ);

    ContentView(ViewResources& res, PathButtons& pb) : View(res, pb), m_pb(pb) {}
  };
  ViewChild<std::unique_ptr<ContentView>> m_contentView;

  int m_pathButtonPending = -1;
  IPathButtonsBinding& m_binding;
  bool m_fillContainer;
  struct PathButton final : IButtonBinding {
    PathButtons& m_pb;
    size_t m_idx;
    ViewChild<std::unique_ptr<Button>> m_button;
    PathButton(PathButtons& pb, ViewResources& res, size_t idx, const hecl::SystemString& str) : m_pb(pb), m_idx(idx) {
      m_button.m_view.reset(new Button(res, pb, this, hecl::SystemUTF8Conv(str).str()));
    }
    std::string_view name(const Control* control) const { return m_button.m_view->getText(); }
    void activated(const Button* button, const boo::SWindowCoord&) { m_pb.m_pathButtonPending = m_idx; }
  };
  friend struct PathButton;
  std::vector<PathButton> m_pathButtons;

public:
  PathButtons(ViewResources& res, View& parentView, IPathButtonsBinding& binding, bool fillContainer = false);

  void setButtons(const std::vector<hecl::SystemString>& comps);
  void setMultiplyColor(const zeus::CColor& color);

  /* Fill all available space in container when requested */
  void containerResized(const boo::SWindowRect& root, const boo::SWindowRect& sub);
};

} // namespace specter