text_painter.hpp

// text_painter.hpp

// Copyright (C) 2004 Steven Weiß (steven11@gmx.de)
//
// Permission to copy, use, sell and distribute this software is granted
// provided this copyright notice appears in all copies.
// Permission to modify the code and to distribute modified code is granted
// provided this copyright notice appears in all copies, and a notice
// that the code was modified is included with the copyright notice.
//
// This software is provided "as is" without express or implied warranty,
// and with no claim as to its suitability for any purpose.


#pragma once
#include <background_wnd/detail/include.hpp>
#include <background_wnd/painter_base.hpp>


namespace win32 { namespace gui {

class text_painter : public painter_base
{
public:
     // info structure needed to load the text_painter
     struct font_info;
          
     typedef const std::string& param0;
     typedef const font_info& param1;
          
     // c'tor
     text_painter(const std::string& str, const font_info& info);
     
     // virtual functions of painter_base
     text_painter* clone() const;
     void draw(HDC hDC, int cx, int cy);
               
     // own functions
     void text(const std::string& str);
     std::string text() const;
     void info(const font_info& info); 
     font_info info() const;
     void draw_text_options(unsigned flags);
     unsigned draw_text_options() const;
     int last_used_text_height() const; 

     struct font_info
     {    
          font_info(LOGFONT lf, int min_font_height, int max_font_height, COLORREF cr = RGB(0, 0, 0));
          
          LOGFONT lf_;        
          int min_font_height_;    // FIX: negative font heights are possible!
          int max_font_height_;
          COLORREF cr_;
     };

private:            
     font_info info_;
     std::string  str_;
     unsigned draw_text_options_;  
};

} }  // namespace win32::gui