text_buffer.hpp

// Ixte - a temporal structure editor for musical composition and analysis
// Copyright (C) 2014 Raphael Sousa Santos, http://www.raphaelss.com
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

#ifndef TEXT_BUFFER_HPP_IXTE_INCLUDED
#define TEXT_BUFFER_HPP_IXTE_INCLUDED
#include <SFML/Graphics.hpp>
#include "processor.hpp"

namespace ixte {

class text_buffer {
public:
  text_buffer(int size, sf::Font &font, processor &proc);
  void resized(double width, double height);
  void insert(sf::Uint32 ch);
  bool active() const;
  void keypress(sf::Keyboard::Key key);
  void draw(sf::RenderTarget &target);

private:
  void reset();
  void backspace();
  void delete_char();
  void right();
  void left();
  void execute();

  std::size_t _cursor;
  sf::String _buffer, _single_char;
  sf::Text _text;
  sf::Vertex _cursor_line [2];
  processor &_processor;
};

}

#endif