#pragma once

#include <LtsScriptTimeline/ltsscripttimeline_export.h>
#include <LtsScriptTimeline/track_content_widget.h>
#include <QCursor>

class QMouseEvent;
class QKeyEvent;

namespace LtsScriptTimeline
{
class LTSSCRIPTTIMELINE_EXPORT ResizeHandler
{
public:
  explicit ResizeHandler(TrackContentWidget *_tcw)
    : m_trackContentWidget(_tcw)
    , m_resizing(false)
    , m_possible(false)
    , m_oldLength(-1)
    , m_mainTeLength(-1)
  {}

  void mousePressEvent(QMouseEvent *event);
  void mouseReleaseEvent(QMouseEvent *event);
  bool mouseMoveEvent(QMouseEvent *event);
  void keyPressEvent(QKeyEvent *event);

  TrackContentWidget *m_trackContentWidget;
  QVector<TrackContentWidget *> m_tcwCorresponding;

  bool m_resizing;
  bool m_possible;
  int m_oldLength;
  int m_mainTeLength;
  Qt::CursorShape m_cursor;

private:
  bool isCollision(int newLength) const;
};
}