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 /* This file is part of the KDE project
  * Copyright (C) 2006-2010 Thomas Zander <zander@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, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef KOTEXTSHAPEDATABASE_H
 #define KOTEXTSHAPEDATABASE_H
 
 #include "flake_export.h"
 
 #include "KoShapeUserData.h"
 
 class KoTextShapeDataBasePrivate;
 class KoXmlElement;
 class KoShapeLoadingContext;
 class KoShapeSavingContext;
 class KoGenStyle;
 struct KoInsets;
 
 class QTextDocument;
 
 /**
  * \internal
  */
 class FLAKE_EXPORT KoTextShapeDataBase : public KoShapeUserData
 {
     Q_OBJECT
 public:
     /// constructor
     KoTextShapeDataBase();
     ~KoTextShapeDataBase() override;
 
     /// return the document
     QTextDocument *document() const;
 
     /**
      * Set the margins that will make the shapes text area smaller.
      * The shape that owns this textShapeData object will layout text in an area
      * confined by the shape size made smaller by the margins set here.
      * @param margins the margins that shrink the text area.
      */
     void setShapeMargins(const KoInsets &margins);
     /**
      * returns the currently set margins for the shape.
      */
     KoInsets shapeMargins() const;
 
     /**
     * Load the text from ODF.
     */
     virtual bool loadOdf(const KoXmlElement &element, KoShapeLoadingContext &context) = 0;
 
     /**
     * Save the text to ODF.
     */
     virtual void saveOdf(KoShapeSavingContext &context, int from = 0, int to  = -1) const = 0;
 
     /**
      * Load the style of the element
      *
      * This method is used to load the style in case the TextShape is used as TOS. In this case
      * the paragraph style of the shape e.g. a custom-shape needs to be applied before we load the
      * text so all looks as it should look.
      */
     virtual void loadStyle(const KoXmlElement &element, KoShapeLoadingContext &context) = 0;
     /**
      * Save the style of the element
      *
      * This method save the style in case the TextShape is used as TOS. In this case the paragraph
      * style of the shape e.g. a custom-shape needs to be saved with the style of the shape.
      */
     virtual void saveStyle(KoGenStyle &style, KoShapeSavingContext &context) const = 0;
 
     /** Sets the vertical alignment of all the text inside the shape. */
     void setVerticalAlignment(Qt::Alignment alignment);
     /** Returns the vertical alignment of all the text in the shape */
     Qt::Alignment verticalAlignment() const;
 
     /**
      * Enum to describe the text document's automatic resizing behaviour.
      */
     enum ResizeMethod {
         /// Resize the shape to fit the content. This makes sure that the text shape takes op
         /// only as much space as absolutely necessary to fit the entire text into its boundaries.
         AutoResize,
         /// Specifies whether or not to automatically increase the width of the drawing object
         /// if text is added to fit the entire width of the text into its boundaries.
         /// Compared to AutoResize above this only applied to the width whereas the height is
         /// not resized. Also this only grows but does not shrink again if text is removed again.
         AutoGrowWidth,
         /// Specifies whether or not to automatically increase the height of the drawing object
         /// if text is added to fit the entire height of the text into its boundaries.
         AutoGrowHeight,
         /// This combines the AutoGrowWidth and AutoGrowHeight and automatically increase width
         /// and height to fit the entire text into its boundaries.
         AutoGrowWidthAndHeight,
         /// Shrink the content displayed within the shape to match into the shape's boundaries. This
         /// will scale the content down as needed to display the whole document.
         ShrinkToFitResize,
         /// Deactivates auto-resizing. This is the default resizing method.
         NoResize
     };
 
     /**
      * Specifies how the document should be resized upon a change in the document.
      *
      * If auto-resizing is turned on, text will not be wrapped unless enforced by e.g. a newline.
      *
      * By default, NoResize is set.
      */
     void setResizeMethod(ResizeMethod method);
 
     /**
      * Returns the auto-resizing mode. By default, this is NoResize.
      *
      * @see setResizeMethod
      */
     ResizeMethod resizeMethod() const;
 
 protected:
     /// constructor
     KoTextShapeDataBase(KoTextShapeDataBasePrivate &);
 
     KoTextShapeDataBasePrivate *d_ptr;
 
 private:
     Q_DECLARE_PRIVATE(KoTextShapeDataBase)
 };
 
 #endif