esubtitle.h

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#ifndef __lib_gui_subtitle_h
#define __lib_gui_subtitle_h
 
#include <map>
#include <lib/gui/ewidget.h>
#include <lib/dvb/teletext.h>
#include <lib/dvb/subtitle.h>
 
struct ePangoSubtitlePageElement
{
  gRGB m_color;
  bool m_have_color;
  std::string m_pango_line;
  eRect m_area;
  ePangoSubtitlePageElement(const gRGB &color, const std::string &text)
    : m_color(color), m_have_color(true), m_pango_line(text)
  {
  }
  ePangoSubtitlePageElement(const std::string &text)
    : m_have_color(false), m_pango_line(text)
  {
  }
};
 
struct ePangoSubtitlePage
{
  pts_t m_show_pts;
  int m_timeout; /* in milliseconds */
  std::vector<ePangoSubtitlePageElement> m_elements;
  void clear() { m_elements.clear(); }
};
 
struct eVobSubtitlePage
{
  pts_t m_show_pts;
  int m_timeout; /* in milliseconds */
  ePtr<gPixmap> m_pixmap;
};
 
struct eDVBTeletextSubtitlePage;
struct eDVBSubtitlePage;
 
class eSubtitleWidget: public eWidget, public iSubtitleUser, public sigc::trackable
{
public:
  eSubtitleWidget(eWidget *parent);
 
  void setPage(const eDVBTeletextSubtitlePage &p);
  void setPage(const eDVBSubtitlePage &p);
  void setPage(const ePangoSubtitlePage &p);
  void setPage(const eVobSubtitlePage &p);
  void clearPage();
  void setPixmap(ePtr<gPixmap> &pixmap, gRegion changed, eRect dest = eRect(0, 0, 720, 576));
  void destroy() { delete this; }
 
  typedef enum { Subtitle_TTX, Subtitle_Regular, Subtitle_Bold, Subtitle_Italic, Subtitle_MAX } subfont_t;
  struct eSubtitleStyle
  {
    subfont_t face;
    int have_foreground_color;
    gRGB foreground_color, border_color;
    int  border_width;
    ePtr<gFont> font;
  };
 
  static void setFontStyle(subfont_t face, gFont *font, int autoColor, const gRGB &col, const gRGB &borderCol, int borderWidth);
 
protected:
  int event(int event, void *data=0, void *data2=0);
  void removeHearingImpaired(std::string& str);
private:
  int m_page_ok;
  eDVBTeletextSubtitlePage m_page;
 
  int m_dvb_page_ok;
  eDVBSubtitlePage m_dvb_page;
 
  int m_pango_page_ok;
  ePangoSubtitlePage m_pango_page;
 
  ePtr<eTimer> m_hide_subtitles_timer;
 
  gRegion m_visible_region;
 
  static std::map<subfont_t, eSubtitleStyle> subtitleStyles;
 
  ePtr<gPixmap> m_pixmap;  // pixmap to paint on next evtPaint
  eRect m_pixmap_dest;
};
 
#endif