text: //
  // Copyright (c) 2008-2022 the Urho3D project.
  //
  // Permission is hereby granted, free of charge, to any person obtaining a copy
  // of this software and associated documentation files (the "Software"), to deal
  // in the Software without restriction, including without limitation the rights
  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  // copies of the Software, and to permit persons to whom the Software is
  // furnished to do so, subject to the following conditions:
  //
  // The above copyright notice and this permission notice shall be included in
  // all copies or substantial portions of the Software.
  //
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  // THE SOFTWARE.
  //
  
  #pragma once
  
  #include "../Physics2D/Constraint2D.h"
  
  namespace Urho3D
  {
  
  /// 2D motor constraint component.
  class URHO3D_API ConstraintMotor2D : public Constraint2D
  {
      URHO3D_OBJECT(ConstraintMotor2D, Constraint2D);
  
  public:
      /// Construct.
      explicit ConstraintMotor2D(Context* context);
      /// Destruct.
      ~ConstraintMotor2D() override;
      /// Register object factory.
      /// @nobind
      static void RegisterObject(Context* context);
  
      /// Set linear offset.
      /// @property
      void SetLinearOffset(const Vector2& linearOffset);
      /// Set angular offset.
      /// @property
      void SetAngularOffset(float angularOffset);
      /// Set max force.
      /// @property
      void SetMaxForce(float maxForce);
      /// Set max torque.
      /// @property
      void SetMaxTorque(float maxTorque);
      /// Set correction factor.
      /// @property
      void SetCorrectionFactor(float correctionFactor);
  
      /// Return linear offset.
      /// @property
      const Vector2& GetLinearOffset() const { return linearOffset_; }
  
      /// Return angular offset.
      /// @property
      float GetAngularOffset() const { return jointDef_.angularOffset; }
  
      /// Return max force.
      /// @property
      float GetMaxForce() const { return jointDef_.maxForce; }
  
      /// Return max torque.
      /// @property
      float GetMaxTorque() const { return jointDef_.maxTorque; }
  
      /// Return correction factor.
      /// @property
      float GetCorrectionFactor() const { return jointDef_.correctionFactor; }
  
  private:
      /// Return joint def.
      b2JointDef* GetJointDef() override;
  
      /// Box2D joint def.
      b2MotorJointDef jointDef_;
      /// Linear offset.
      Vector2 linearOffset_;
  };
  
  }
  