include/rive/constraints/scrolling/scroll_bar_constraint.hpp

#ifndef _RIVE_SCROLL_BAR_CONSTRAINT_HPP_
#define _RIVE_SCROLL_BAR_CONSTRAINT_HPP_
#include "rive/constraints/scrolling/scroll_constraint.hpp"
#include "rive/math/transform_components.hpp"
#include "rive/generated/constraints/scrolling/scroll_bar_constraint_base.hpp"
#include <stdio.h>
namespace rive
{
class DraggableProxy;
class TransformComponent;
class TransformComponents;

class ScrollBarConstraint : public ScrollBarConstraintBase
{
private:
  TransformComponents m_componentsA;
  TransformComponents m_componentsB;
  ScrollConstraint* m_scrollConstraint;

public:
  void constrain(TransformComponent* component) override;
  std::vector<DraggableProxy*> draggables() override;
  ScrollConstraint* scrollConstraint() { return m_scrollConstraint; }
  void scrollConstraint(ScrollConstraint* constraint)
  {
    m_scrollConstraint = constraint;
  }
  void buildDependencies() override;
  StatusCode onAddedDirty(CoreContext* context) override;
  void dragThumb(Vec2D delta, float timeStamp);
  void hitTrack(Vec2D worldPosition);
  LayoutComponent* thumb() { return parent()->as<LayoutComponent>(); }
  LayoutComponent* track() { return parent()->parent()->as<LayoutComponent>(); }
  float computedThumbWidth();
  float computedThumbHeight();
  bool validate(CoreContext* context) override;
};
} // namespace rive

#endif