lib/gui/esubtitle.cpp

   1 #include <lib/gui/esubtitle.h>
   2 #include <lib/gdi/grc.h>
   3
   4         /*
   5                 ok, here's much room for improvements.
   6
   7                 first, the placing of the individual elements is sub-optimal.
   8                 then maybe a colored background would be an option.
   9                 ....
  10         */
  11
  12 eSubtitleWidget::eSubtitleWidget(eWidget *parent)
  13         : eWidget(parent), m_hide_subtitles_timer(eApp)
  14 {
  15         setBackgroundColor(gRGB(0,0,0,255));
  16         m_page_ok = 0;
  17         m_dvb_page_ok = 0;
  18         CONNECT(m_hide_subtitles_timer.timeout, eSubtitleWidget::clearPage);
  19 }
  20
  21 void eSubtitleWidget::setPage(const eDVBTeletextSubtitlePage &p)
  22 {
  23         m_page = p;
  24         m_page_ok = 1;
  25         m_hide_subtitles_timer.start(5000, true);
  26         invalidate();  // FIXME
  27 }
  28
  29 void eSubtitleWidget::setPage(const eDVBSubtitlePage &p)
  30 {
  31         m_dvb_page = p;
  32         invalidate(m_visible_region);  // invalidate old visible regions
  33         m_visible_region.rects.clear();
  34         for (std::list<eDVBSubtitleRegion>::iterator it(m_dvb_page.m_regions.begin()); it != m_dvb_page.m_regions.end(); ++it)
  35                 m_visible_region.rects.push_back(eRect(it->m_position, it->m_pixmap->size()));
  36         m_dvb_page_ok = 1;
  37         m_hide_subtitles_timer.start(5000, true);
  38         invalidate(m_visible_region);  // invalidate new regions
  39 }
  40
  41 void eSubtitleWidget::clearPage()
  42 {
  43         eDebug("subtitle timeout... hide");
  44         m_page_ok = 0;
  45         m_dvb_page_ok = 0;
  46         invalidate(m_visible_region);
  47         m_visible_region.rects.clear();
  48 }
  49
  50 int eSubtitleWidget::event(int event, void *data, void *data2)
  51 {
  52         switch (event)
  53         {
  54         case evtPaint:
  55         {
  56                 ePtr<eWindowStyle> style;
  57                 gPainter &painter = *(gPainter*)data2;
  58
  59                 getStyle(style);
  60
  61                 eWidget::event(event, data, data2);
  62                 ePtr<gFont> font = new gFont("Regular", 30);
  63                 painter.setFont(font);
  64
  65 /*              if (!m_page_ok && !m_dvb_page_ok)
  66                         painter.renderText(eRect(ePoint(0, 0), size()), "waiting for subtitles...", gPainter::RT_WRAP);
  67                 else */if (m_page_ok)
  68                 {
  69                         int elements = m_page.m_elements.size();
  70                         int height = size().height();
  71                         int size_per_element = height / (elements ? elements : 1);
  72                         for (int i=0; i<elements; ++i)
  73                         {
  74                                 painter.setForegroundColor(gRGB(0,0,0));
  75                                 painter.renderText(eRect(2, size_per_element * i + 2, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
  76                                 painter.setForegroundColor(m_page.m_elements[i].m_color);
  77                                 painter.renderText(eRect(0, size_per_element * i, size().width(), size_per_element), m_page.m_elements[i].m_text, gPainter::RT_WRAP|gPainter::RT_VALIGN_CENTER|gPainter::RT_HALIGN_CENTER);
  78                         }
  79                 }
  80                 else if (m_dvb_page_ok)
  81                 {
  82                         for (std::list<eDVBSubtitleRegion>::iterator it(m_dvb_page.m_regions.begin()); it != m_dvb_page.m_regions.end(); ++it)
  83                                 painter.blit(it->m_pixmap, it->m_position);
  84                 }
  85                 return 0;
  86         }
  87         default:
  88                 return eWidget::event(event, data, data2);
  89         }
  90 }