text: /****************************************************************************
  **
  ** Copyright (C) 2016 Jochen Becher
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of Qt Creator.
  **
  ** Commercial License Usage
  ** Licensees holding valid commercial Qt licenses may use this file in
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  **
  ** GNU General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 3 as published by the Free Software
  ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
  ** included in the packaging of this file. Please review the following
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  ****************************************************************************/
  
  #pragma once
  
  #include "qmt/diagram_scene/capabilities/alignable.h"
  
  #include <QGraphicsItem>
  
  namespace qmt {
  
  class IAlignable;
  
  class AlignButtonsItem : public QGraphicsItem
  {
      class AlignButtonItem;
  
  public:
      enum {
          NormalPixmapWidth = 14,
          NormalPixmapHeight = NormalPixmapWidth,
          InnerBorder = 2,
          NormalButtonWidth = NormalPixmapWidth + 2 * InnerBorder,
          NormalButtonHeight = NormalPixmapHeight + 2 * InnerBorder,
          HorizontalDistanceToObject = 4,
          VerticalDistanceToObejct = HorizontalDistanceToObject
      };
  
      explicit AlignButtonsItem(IAlignable *alignable, QGraphicsItem *parent = nullptr);
      ~AlignButtonsItem() override;
  
      QRectF boundingRect() const override;
      void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
  
      void clear();
      void addButton(IAlignable::AlignType alignType, const QString &identifier, qreal pos);
  
  private:
      IAlignable *m_alignable = nullptr;
      QList<AlignButtonItem *> m_alignItems;
  };
  
  } // namespace qmt
  