qt5-legatus-legacy/Lts/Plugins/PlanEditor/drop_event_manager.h

/**
**
** @RDE_HEADER@
** drop_event_manager.h
** $Id$
** $HeadURL$
** $Author$
**
** -----------------------------------------------------------------------------------------------
**
** Hardware-Environment: Intel-PC
** Software-Environment: Windows 7, Qt 5.4. ArcGIS 10.2.5
**
** Language ........: C++ 11
**
** -----------------------------------------------------------------------------------------------
**
** Author ...........: Jörg Turla, SPD G, Tel. 3132
**
** -----------------------------------------------------------------------------------------------
**
** Notes .........:
**
**   13.06.2016, JT  : First edition for use with Qt5
**
** -----------------------------------------------------------------------------------------------
*/


#pragma once

#include "plan_editor.h"

#include <Map/drop_event_manager.h>

#include <LtsWidgets/lts_drop_handler.h>

#include <QtCore/QMimeData>


namespace PlanEditor
{

class DropEventManager : public SituationMap::DropEventManager
{
public:

  DropEventManager() = default;

  virtual ~DropEventManager()
  {
    // delete all dropHandler
    qDeleteAll(m_dropHandlerMap);
  } //  ~DropEventManager()

  QString mimeFormatString() const override { return QLatin1String("DropHandlerPtr"); }

  void manageDrop(QPoint windowPos, const QMimeData *mimeData) override
  {
    bool       ok                 = false;
    qulonglong dropHandlerAddress = mimeData->data(mimeFormatString()).toULongLong(&ok);
    if (ok)
    {
      // qWarning() << __FUNCTION__ << "key : " << dropHandlerAddress << "mimeData :"  << mimeData->data( QLatin1String("DropHandlerPtr") );
      auto dropHandler = m_dropHandlerMap.find(dropHandlerAddress);
      if (dropHandler != m_dropHandlerMap.end())
        (*dropHandler)->doDrop(windowPos.x(), windowPos.y(), mimeData);
    }
  } // manageDrop( const QMimeData * mimeData )

  qulonglong add(LtsWidgets::LtsDropHandler *dropHandler)
  {
    /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     * DropEvewntManager get ownership of dropHandler and delete them in dtor.
     * See dtor above.
     * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */
    qulonglong key = qulonglong(dropHandler);
    if (dropHandler)
    {
      // qWarning() << __FUNCTION__ << "key : " << key;
      m_dropHandlerMap[key] = dropHandler;
    }
    return key;
  } // add(LtsWidgets::LtsDropHandler * dropHandler)


protected:

  QHash<qulonglong, LtsWidgets::LtsDropHandler *>  m_dropHandlerMap;

}; // DropEventManager


class DropCreateLine : public LtsWidgets::LtsDropHandler
{
  PlanEditor                *m_planEditor;
  PlanEditor::InternalData *m_planEditorInternal;

public:

  DropCreateLine(PlanEditor *planEditor, PlanEditor::InternalData *planEditorInternal)
    : LtsWidgets::LtsDropHandler()
    , m_planEditor(planEditor)
    , m_planEditorInternal(planEditorInternal) {;}

  virtual ~DropCreateLine() = default;

  void doDrop(int x, int y, const QMimeData *mimeData) const override;

}; // DropCreateLine


class DropCreatePolyLine : public LtsWidgets::LtsDropHandler
{
  PlanEditor                *m_planEditor;
  PlanEditor::InternalData *m_planEditorInternal;
  bool                       m_smooth;

public:

  DropCreatePolyLine(PlanEditor *planEditor, PlanEditor::InternalData *planEditorInternal, bool smooth = false)
    : LtsWidgets::LtsDropHandler()
    , m_planEditor(planEditor)
    , m_planEditorInternal(planEditorInternal)
    , m_smooth(smooth)                           {;}

  virtual ~DropCreatePolyLine() = default;

  void doDrop(int x, int y, const QMimeData *mimeData) const override;

}; // DropCreatePolyLine


class DropCreatePolygon : public LtsWidgets::LtsDropHandler
{
  PlanEditor                *m_planEditor;
  PlanEditor::InternalData *m_planEditorInternal;
  bool                       m_smooth;

public:

  DropCreatePolygon(PlanEditor *planEditor, PlanEditor::InternalData *planEditorInternal, bool smooth = false)
    : LtsWidgets::LtsDropHandler()
    , m_planEditor(planEditor)
    , m_planEditorInternal(planEditorInternal)
    , m_smooth(smooth)                            {;}

  virtual ~DropCreatePolygon() = default;

  void doDrop(int x, int y, const QMimeData *mimeData) const override;

}; // DropCreatePolygon


class DropCreateRectangle : public LtsWidgets::LtsDropHandler
{
  PlanEditor                *m_planEditor;
  PlanEditor::InternalData *m_planEditorInternal;
  bool                       m_ellipse;

public:

  DropCreateRectangle(PlanEditor *planEditor, PlanEditor::InternalData *planEditorInternal, bool ellipse = false)
    : LtsWidgets::LtsDropHandler()
    , m_planEditor(planEditor)
    , m_planEditorInternal(planEditorInternal)
    , m_ellipse(ellipse)                        {;}

  virtual ~DropCreateRectangle() = default;

  void doDrop(int x, int y, const QMimeData *mimeData) const override;

}; // DropCreateRectangle


class DropCreateTextLine : public LtsWidgets::LtsDropHandler
{
  PlanEditor                *m_planEditor;
  PlanEditor::InternalData *m_planEditorInternal;

public:

  DropCreateTextLine(PlanEditor *planEditor, PlanEditor::InternalData *planEditorInternal)
    : LtsWidgets::LtsDropHandler()
    , m_planEditor(planEditor)
    , m_planEditorInternal(planEditorInternal) {;}

  virtual ~DropCreateTextLine() = default;

  void doDrop(int x, int y, const QMimeData *mimeData) const override;

}; // DropCreateTextLine

} // namespace PlanEditor