Textbox.hh

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#ifndef COSA_TEXTBOX_HH
#define COSA_TEXTBOX_HH

#include "Cosa/Types.h"
#include "Cosa/IOStream.hh"

#include <Canvas.h>
#include "Font.hh"

extern System5x7 system5x7;

class Textbox : public Canvas::Element, public IOStream::Device {
public:
  Textbox(Canvas* canvas, Font* font = (Font*) &system5x7) :
    Canvas::Element(canvas, font),
    IOStream::Device()
  {
    set_text_port(0, 0, canvas->WIDTH, canvas->HEIGHT);
  }

  void get_text_port(uint16_t& x, uint16_t& y, uint16_t& width, uint16_t& height)
  {
    x = m_text_port.x;
    y = m_text_port.y;
    width = m_text_port.width;
    height = m_text_port.height;
  }

  void set_text_port(uint16_t x, uint16_t y, uint16_t width, uint16_t height)
  {
    m_text_port.x = x;
    m_text_port.y = y;
    m_text_port.width = width;
    m_text_port.height = height;
    set_cursor(x, y);
  }

  uint8_t get_line_spacing()
  {
    return (m_canvas->get_context()->get_text_font()->LINE_SPACING);
  }

  void set_line_spacing(uint8_t spacing)
  {
    m_canvas->get_context()->get_text_font()->LINE_SPACING = spacing;
  }

  virtual int putchar(char c);

protected:
  Canvas::rect16_t m_text_port;
};

#endif