File indexing completed on 2024-05-19 04:36:33

 /* 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_UI_STEALTH_ARROW_H
 #define TIKZ_UI_STEALTH_ARROW_H
 
 #include "AbstractArrow.h"
 
 class StealthArrowPrivate;
 
 class StealthArrow : public AbstractArrow
 {
     public:
         StealthArrow(tikz::core::Style* style);
         virtual ~StealthArrow();
 
     //
     // Arrow properties
     //
     public:
         /**
          * Returns the type of this arrow.
          */
         tikz::Arrow type() const override;
 
         /**
          * Gui visible name, such as "to" or "stealth".
          * The string should be translated.
          */
         QString name() const override;
 
         /**
          * The 'left extend' value defines the extent of the arrow to the left,
          * beginning at the arrow tip. This value is only only important when
          * when an arrow is being reversed or composed with other arrow tips.
          */
         qreal leftExtend() const override;
 
         /**
          * The line is shortened by the amount of 'right extend' on the right.
          * This is often equal to half of the line width.
          */
         qreal rightExtend() const override;
 
         /**
          * Draw the arrow.
          */
         void draw(QPainter* painter) const override;
 
         /**
          * Returns the painter path of this arrow.
          * This path is lated used for bounding box creation and mouse interaction.
          */
         QPainterPath path() const override;
 
         /**
          * Returns the contour painter path of this arrow by drawing the
          * arrow's path with a pen of width @p width.
          */
         QPainterPath contour(qreal width) const override;
 
     private:
         StealthArrowPrivate * const d;
 };
 
 class ReversedStealthArrow : public StealthArrow
 {
 public:
     ReversedStealthArrow(tikz::core::Style * style);
 
 public:
     tikz::Arrow type() const override;
     QString name() const override;
 
     qreal leftExtend() const override;
     qreal rightExtend() const override;
 
     // not needed to reimplement draw()
     //virtual void draw(QPainter* painter) const;
     QPainterPath path() const override;
 };
 
 #endif // TIKZ_UI_STEALTH_ARROW_H
 
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