text: /*
   * FTGL - OpenGL font library
   *
   * Copyright (c) 2001-2004 Henry Maddocks <ftgl@opengl.geek.nz>
   * Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
   * Copyright (c) 2008 Sean Morrison <learner@brlcad.org>
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
   * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
   * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
   * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
   * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  
  #ifndef __FTSimpleLayout__
  #define __FTSimpleLayout__
  
  #ifdef __cplusplus
  
  
  class FTFont;
  
  /**
   * FTSimpleLayout is a specialisation of FTLayout for simple text boxes.
   *
   * This class has basic support for text wrapping, left, right and centered
   * alignment, and text justification.
   *
   * @see     FTLayout
   */
  class FTGL_EXPORT FTSimpleLayout : public FTLayout
  {
      public:
          /**
           * Initializes line spacing to 1.0, alignment to
           * ALIGN_LEFT and wrap to 100.0
           */
          FTSimpleLayout();
  
          /**
           * Destructor
           */
          ~FTSimpleLayout();
  
          /**
           * Get the bounding box for a formatted string.
           *
           * @param string  A char string.
           * @param len  The length of the string. If < 0 then all characters
           *             will be checked until a null character is encountered
           *             (optional).
           * @param position  The pen position of the first character (optional).
           * @return  The corresponding bounding box.
           */
          virtual FTBBox BBox(const char* string, const int len = -1,
                              FTPoint position = FTPoint());
  
          /**
           * Get the bounding box for a formatted string.
           *
           * @param string  A wchar_t string.
           * @param len  The length of the string. If < 0 then all characters
           *             will be checked until a null character is encountered
           *             (optional).
           * @param position  The pen position of the first character (optional).
           * @return  The corresponding bounding box.
           */
          virtual FTBBox BBox(const wchar_t* string, const int len = -1,
                              FTPoint position = FTPoint());
  
          /**
           * Render a string of characters.
           *
           * @param string    'C' style string to be output.
           * @param len  The length of the string. If < 0 then all characters
           *             will be displayed until a null character is encountered
           *             (optional).
           * @param position  The pen position of the first character (optional).
           * @param renderMode  Render mode to display (optional)
           */
          virtual void Render(const char *string, const int len = -1,
                              FTPoint position = FTPoint(),
                              int renderMode = FTGL::RENDER_ALL);
  
          /**
           * Render a string of characters.
           *
           * @param string    wchar_t string to be output.
           * @param len  The length of the string. If < 0 then all characters
           *             will be displayed until a null character is encountered
           *             (optional).
           * @param position  The pen position of the first character (optional).
           * @param renderMode  Render mode to display (optional)
           */
          virtual void Render(const wchar_t *string, const int len = -1,
                              FTPoint position = FTPoint(),
                              int renderMode = FTGL::RENDER_ALL);
  
          /**
           * Set the font to use for rendering the text.
           *
           * @param fontInit A pointer to the new font.  The font is
           *                 referenced by this but will not be
           *                 disposed of when this is deleted.
           */
          void SetFont(FTFont *fontInit);
  
          /**
           * @return The current font.
           */
          FTFont *GetFont();
  
          /**
           * The maximum line length for formatting text.
           *
           * @param LineLength The new line length.
           */
          void SetLineLength(const float LineLength);
  
          /**
           * @return The current line length.
           */
          float GetLineLength() const;
  
          /**
           * The text alignment mode used to distribute
           * space within a line or rendered text.
           *
           * @param Alignment The new alignment mode.
           */
          void SetAlignment(const FTGL::TextAlignment Alignment);
  
          /**
           * @return The text alignment mode.
           */
          FTGL::TextAlignment GetAlignment() const;
  
          /**
           * Sets the line height.
           *
           * @param LineSpacing The height of each line of text expressed as
           *                    a percentage of the current fonts line height.
           */
          void SetLineSpacing(const float LineSpacing);
  
          /**
           * @return The line spacing.
           */
          float GetLineSpacing() const;
  };
  
  #endif //__cplusplus
  
  FTGL_BEGIN_C_DECLS
  
  FTGL_EXPORT FTGLlayout *ftglCreateSimpleLayout(void);
  
  FTGL_EXPORT void ftglSetLayoutFont(FTGLlayout *, FTGLfont*);
  FTGL_EXPORT FTGLfont *ftglGetLayoutFont(FTGLlayout *);
  
  FTGL_EXPORT void ftglSetLayoutLineLength(FTGLlayout *, const float);
  FTGL_EXPORT float ftglGetLayoutLineLength(FTGLlayout *);
  
  FTGL_EXPORT void ftglSetLayoutAlignment(FTGLlayout *, const int);
  FTGL_EXPORT int ftglGetLayoutAlignement(FTGLlayout *);
  
  FTGL_EXPORT void ftglSetLayoutLineSpacing(FTGLlayout *, const float);
  FTGL_EXPORT float ftglGetLayoutLineSpacing(FTGLlayout *);
  
  FTGL_END_C_DECLS
  
  #endif  /* __FTSimpleLayout__ */
  
  