src/animation/blend_state_1d_input.cpp

#include "rive/animation/blend_state_1d_input.hpp"
#include "rive/animation/state_machine.hpp"
#include "rive/animation/state_machine_number.hpp"
#include "rive/animation/blend_state_1d_instance.hpp"
#include "rive/importers/state_machine_importer.hpp"

using namespace rive;

StatusCode BlendState1DInput::import(ImportStack& importStack)
{
  auto stateMachineImporter = importStack.latest<StateMachineImporter>(
      StateMachine::typeKey);
  if (stateMachineImporter == nullptr)
  {
    return StatusCode::MissingObject;
  }

  if (hasValidInputId())
  {
    // Make sure the inputId doesn't overflow the input buffer.
    if ((size_t)inputId() >= stateMachineImporter->stateMachine()->inputCount())
    {
      return StatusCode::InvalidObject;
    }
    auto input = stateMachineImporter->stateMachine()->input((size_t)inputId());
    if (input == nullptr || !input->is<StateMachineNumber>())
    {
      return StatusCode::InvalidObject;
    }
  }
  return Super::import(importStack);
}