text: /****************************************************************************
  **
  ** Copyright (C) 2015 The Qt Company Ltd.
  ** Contact: http://www.qt.io/licensing/
  **
  ** This file is part of the QtGui module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL$
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
  ** Software or, alternatively, in accordance with the terms contained in
  ** a written agreement between you and The Qt Company. For licensing terms
  ** and conditions see http://www.qt.io/terms-conditions. For further
  ** information use the contact form at http://www.qt.io/contact-us.
  **
  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 2.1 or version 3 as published by the Free
  ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
  ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
  ** following information to ensure the GNU Lesser General Public License
  ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
  ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  **
  ** As a special exception, The Qt Company gives you certain additional
  ** rights. These rights are described in The Qt Company LGPL Exception
  ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  **
  ** GNU General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 3.0 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.GPL included in the
  ** packaging of this file.  Please review the following information to
  ** ensure the GNU General Public License version 3.0 requirements will be
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  ** $QT_END_LICENSE$
  **
  ****************************************************************************/
  
  #ifndef QGRAPHICSSCENEEVENT_H
  #define QGRAPHICSSCENEEVENT_H
  
  #include <QtCore/qcoreevent.h>
  #include <QtCore/qpoint.h>
  #include <QtCore/qscopedpointer.h>
  #include <QtCore/qrect.h>
  #include <QtGui/qpolygon.h>
  #include <QtCore/qset.h>
  #include <QtCore/qhash.h>
  
  QT_BEGIN_HEADER
  
  QT_BEGIN_NAMESPACE
  
  QT_MODULE(Gui)
  
  #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW
  
  class QMimeData;
  class QPointF;
  class QSizeF;
  class QWidget;
  
  class QGraphicsSceneEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneEvent : public QEvent
  {
  public:
      QGraphicsSceneEvent(Type type);
      ~QGraphicsSceneEvent();
  
      QWidget *widget() const;
      void setWidget(QWidget *widget);
  
  protected:
      QGraphicsSceneEvent(QGraphicsSceneEventPrivate &dd, Type type = None);
      QScopedPointer<QGraphicsSceneEventPrivate> d_ptr;
      Q_DECLARE_PRIVATE(QGraphicsSceneEvent)
  private:
      Q_DISABLE_COPY(QGraphicsSceneEvent)
  };
  
  class QGraphicsSceneMouseEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneMouseEvent : public QGraphicsSceneEvent
  {
  public:
      QGraphicsSceneMouseEvent(Type type = None);
      ~QGraphicsSceneMouseEvent();
  
      QPointF pos() const;
      void setPos(const QPointF &pos);
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
      QPointF buttonDownPos(Qt::MouseButton button) const;
      void setButtonDownPos(Qt::MouseButton button, const QPointF &pos);
  
      QPointF buttonDownScenePos(Qt::MouseButton button) const;
      void setButtonDownScenePos(Qt::MouseButton button, const QPointF &pos);
  
      QPoint buttonDownScreenPos(Qt::MouseButton button) const;
      void setButtonDownScreenPos(Qt::MouseButton button, const QPoint &pos);
  
      QPointF lastPos() const;
      void setLastPos(const QPointF &pos);
  
      QPointF lastScenePos() const;
      void setLastScenePos(const QPointF &pos);
  
      QPoint lastScreenPos() const;
      void setLastScreenPos(const QPoint &pos);
  
      Qt::MouseButtons buttons() const;
      void setButtons(Qt::MouseButtons buttons);
  
      Qt::MouseButton button() const;
      void setButton(Qt::MouseButton button);
  
      Qt::KeyboardModifiers modifiers() const;
      void setModifiers(Qt::KeyboardModifiers modifiers);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneMouseEvent)
      Q_DISABLE_COPY(QGraphicsSceneMouseEvent)
  };
  
  class QGraphicsSceneWheelEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneWheelEvent : public QGraphicsSceneEvent
  {
  public:
      QGraphicsSceneWheelEvent(Type type = None);
      ~QGraphicsSceneWheelEvent();
  
      QPointF pos() const;
      void setPos(const QPointF &pos);
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
      Qt::MouseButtons buttons() const;
      void setButtons(Qt::MouseButtons buttons);
  
      Qt::KeyboardModifiers modifiers() const;
      void setModifiers(Qt::KeyboardModifiers modifiers);
  
      int delta() const;
      void setDelta(int delta);
  
      Qt::Orientation orientation() const;
      void setOrientation(Qt::Orientation orientation);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneWheelEvent)
      Q_DISABLE_COPY(QGraphicsSceneWheelEvent)
  };
  
  class QGraphicsSceneContextMenuEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneContextMenuEvent : public QGraphicsSceneEvent
  {
  public:
      enum Reason { Mouse, Keyboard, Other };
  
      QGraphicsSceneContextMenuEvent(Type type = None);
      ~QGraphicsSceneContextMenuEvent();
  
      QPointF pos() const;
      void setPos(const QPointF &pos);
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
      Qt::KeyboardModifiers modifiers() const;
      void setModifiers(Qt::KeyboardModifiers modifiers);
  
      Reason reason() const;
      void setReason(Reason reason);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneContextMenuEvent)
      Q_DISABLE_COPY(QGraphicsSceneContextMenuEvent)
  };
  
  class QGraphicsSceneHoverEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneHoverEvent : public QGraphicsSceneEvent
  {
  public:
      QGraphicsSceneHoverEvent(Type type = None);
      ~QGraphicsSceneHoverEvent();
  
      QPointF pos() const;
      void setPos(const QPointF &pos);
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
      QPointF lastPos() const;
      void setLastPos(const QPointF &pos);
  
      QPointF lastScenePos() const;
      void setLastScenePos(const QPointF &pos);
  
      QPoint lastScreenPos() const;
      void setLastScreenPos(const QPoint &pos);
  
      Qt::KeyboardModifiers modifiers() const;
      void setModifiers(Qt::KeyboardModifiers modifiers);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneHoverEvent)
      Q_DISABLE_COPY(QGraphicsSceneHoverEvent)
  };
  
  class QGraphicsSceneHelpEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneHelpEvent : public QGraphicsSceneEvent
  {
  public:
      QGraphicsSceneHelpEvent(Type type = None);
      ~QGraphicsSceneHelpEvent();
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneHelpEvent)
      Q_DISABLE_COPY(QGraphicsSceneHelpEvent)
  };
  
  class QGraphicsSceneDragDropEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneDragDropEvent : public QGraphicsSceneEvent
  {
  public:
      QGraphicsSceneDragDropEvent(Type type = None);
      ~QGraphicsSceneDragDropEvent();
  
      QPointF pos() const;
      void setPos(const QPointF &pos);
  
      QPointF scenePos() const;
      void setScenePos(const QPointF &pos);
  
      QPoint screenPos() const;
      void setScreenPos(const QPoint &pos);
  
      Qt::MouseButtons buttons() const;
      void setButtons(Qt::MouseButtons buttons);
  
      Qt::KeyboardModifiers modifiers() const;
      void setModifiers(Qt::KeyboardModifiers modifiers);
  
      Qt::DropActions possibleActions() const;
      void setPossibleActions(Qt::DropActions actions);
  
      Qt::DropAction proposedAction() const;
      void setProposedAction(Qt::DropAction action);
      void acceptProposedAction();
  
      Qt::DropAction dropAction() const;
      void setDropAction(Qt::DropAction action);
  
      QWidget *source() const;
      void setSource(QWidget *source);
  
      const QMimeData *mimeData() const;
      void setMimeData(const QMimeData *data);
  
  private:
      Q_DECLARE_PRIVATE(QGraphicsSceneDragDropEvent)
      Q_DISABLE_COPY(QGraphicsSceneDragDropEvent)
  };
  
  class QGraphicsSceneResizeEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneResizeEvent : public QGraphicsSceneEvent
  {
      Q_DECLARE_PRIVATE(QGraphicsSceneResizeEvent)
      Q_DISABLE_COPY(QGraphicsSceneResizeEvent)
  public:
      QGraphicsSceneResizeEvent();
      ~QGraphicsSceneResizeEvent();
  
      QSizeF oldSize() const;
      void setOldSize(const QSizeF &size);
  
      QSizeF newSize() const;
      void setNewSize(const QSizeF &size);
  };
  
  class QGraphicsSceneMoveEventPrivate;
  class Q_GUI_EXPORT QGraphicsSceneMoveEvent : public QGraphicsSceneEvent
  {
      Q_DECLARE_PRIVATE(QGraphicsSceneMoveEvent)
      Q_DISABLE_COPY(QGraphicsSceneMoveEvent)
  public:
      QGraphicsSceneMoveEvent();
      ~QGraphicsSceneMoveEvent();
  
      QPointF oldPos() const;
      void setOldPos(const QPointF &pos);
  
      QPointF newPos() const;
      void setNewPos(const QPointF &pos);
  };
  
  #endif // QT_NO_GRAPHICSVIEW
  
  QT_END_NAMESPACE
  
  QT_END_HEADER
  
  #endif
  