File indexing completed on 2024-06-16 04:21:01

 /* This file is part of the TikZKit project.
  *
  * Copyright (C) 2013-2014 Dominik Haumann <dhaumann@kde.org>
  *
  * This library is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Library General Public License as published
  * by the Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, see
  * <http://www.gnu.org/licenses/>.
  */
 
 #ifndef TIKZ_ELLIPSE_PATH_H
 #define TIKZ_ELLIPSE_PATH_H
 
 #include "Path.h"
 #include "MetaPos.h"
 #include "Pos.h"
 
 namespace tikz {
 namespace core {
 
 class Node;
 class EllipsePathPrivate;
 
 /**
  * This class represents a TikZ ellipse path.
  * For instance, a typical edge looks like this:
  * @code
  * \draw (1, 1) ellipse (2cm and 1cm);
  * @endcode
  */
 class TIKZKITCORE_EXPORT EllipsePath : public Path
 {
     Q_OBJECT
 
     public:
         /**
          * Virtual destructor.
          */
         virtual ~EllipsePath();
 
         /**
          * Returns type tikz::PathType::Ellipse.
          */
         PathType type() const override;
 
     //
     // Node manipulation
     //
     public:
 
         /**
          * Get the node, which was set with setNode(Node*).
          */
         Node* node() const;
 
     public Q_SLOTS:
         /**
          * Attach the ellipse to @p node;
          */
         void setNode(Node* node);
 
     //
     // x/y-position methods
     //
     public:
         /**
          * Get the position of the ellipse.
          * @note This is the same as node()->pos().
          */
         tikz::Pos pos() const;
 
         /**
          * Get the position of this ellipse as MetaPos object.
          */
         const tikz::core::MetaPos & metaPos() const;
 
     public Q_SLOTS:
         /**
          * Set the position of the ellipse to @p pos.
          * @param pos the new position
          */
         void setPos(const tikz::Pos & pos);
 
         /**
          * Set the position of this ellipse as a shared MetaPos object.
          */
         void setMetaPos(const tikz::core::MetaPos & pos);
 
     //
     // anchor methods
     //
     public:
         /**
          * Get the anchor of the ellipse.
          */
         QString anchor() const;
 
 
     public Q_SLOTS:
         /**
          * Set the anchor of the ellipse to @p anchor.
          */
         void setAnchor(const QString & anchor);
 
     //
     // signals
     //
     Q_SIGNALS:
         /**
          * This signal is emitted whenever the node of this ellipse changes.
          * @param node may be 0
          */
         void nodeChanged(tikz::core::Node * node);
 
     //
     // internal to tikz::Document
     //
     protected:
         friend class Document;
 
         /**
          * Constructor that associates this path with the tikz Document
          * referred to by @p uid.
          * @param uid unique id of the path
          */
         EllipsePath(const Uid & uid);
 
         /**
          * Destruct the ellipse by saving the position or node connection.
          */
         void deconstruct() override;
 
         /**
          * Detach the ellipse from @p node, since @p node is about to be deleted.
          */
         void detachFromNode(Node * node) override;
 
     //
     // internal
     //
     private:
         /**
          * Private default constructor, not implemented
          */
         EllipsePath();
 
     private:
         EllipsePathPrivate * const d;
 };
 
 }
 }
 
 #endif // TIKZ_ELLIPSE_PATH_H
 
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