include/rive/viewmodel/viewmodel_instance_trigger.hpp

#ifndef _RIVE_VIEW_MODEL_INSTANCE_TRIGGER_HPP_
#define _RIVE_VIEW_MODEL_INSTANCE_TRIGGER_HPP_
#include "rive/generated/viewmodel/viewmodel_instance_trigger_base.hpp"
#include "rive/animation/state_machine_input_instance.hpp"
#include "rive/data_bind/data_values/data_value_integer.hpp"
#include <stdio.h>
namespace rive
{
#ifdef WITH_RIVE_TOOLS
class ViewModelInstanceTrigger;
typedef void (
    *ViewModelTriggerChanged)(ViewModelInstanceTrigger* vmi, uint32_t value);
#endif
class ViewModelInstanceTrigger : public ViewModelInstanceTriggerBase
{
protected:
  void propertyValueChanged() override;

public:
  // Its count only goes up, by one per fire, and nothing resets it.
  // Consumers see a fire as a change: transitions through the value's change
  // sequence (see ViewModelInstanceValue::changeSequence), listeners
  // through its dirt.
#ifdef WITH_RIVE_TOOLS
  void onChanged(ViewModelTriggerChanged callback)
  {
    m_changedCallback = callback;
  }
  ViewModelTriggerChanged m_changedCallback = nullptr;
#endif

  void fire(const CallbackData& value) override
  {
    propertyValue(propertyValue() + 1);
  }
  void trigger() { propertyValue(propertyValue() + 1); }
  void applyValue(DataValueInteger*);
};
} // namespace rive

#endif