PlayToolState.hpp

#pragma once
 
#include <Process/TimeValue.hpp>
 
#include <QPoint>
#include <QTimer>
 
class QGraphicsItem;
namespace Scenario
{
class ScenarioDocumentPresenter;
class ToolPalette;
class ScenarioExecution;
struct Point;
 
// Used for scrubbing on the time ruler
class ScrubHandler
{
public:
  void on_pressed(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      QPointF scenePoint);
  void on_pressed(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      TimeVal scenePoint);
  void on_moved(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      QPointF scenePoint);
  void on_moved(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      TimeVal scenePoint);
  void on_released(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      QPointF scenePoint);
  void on_released(
      const ScenarioDocumentPresenter& sm, ScenarioExecution& m_exec,
      TimeVal scenePoint);
 
  TimeVal m_previousPoint;
  TimeVal m_targetPosition;
  double m_previousSpeed{1.};
  double m_smoothedSpeed = 1.0;
  double m_maxSpeed{1.0};
 
  QTimer m_scrubbingTimer;
  bool m_speedChanged{};
};
 
class PlayToolState
{
public:
  explicit PlayToolState(const Scenario::ToolPalette& sm);
 
  void on_pressed(QPointF scenePoint, Scenario::Point scenarioPoint);
  void on_moved(QPointF scenePoint, Scenario::Point scenarioPoint);
  void on_released(QPointF scenePoint, Scenario::Point scenarioPoint);
 
private:
  const Scenario::ToolPalette& m_sm;
  ScenarioExecution& m_exec;
 
  QGraphicsItem* m_pressedItem{};
 
  ScrubHandler m_scrub;
};
}