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)
  14 {
  15         setBackgroundColor(gRGB(0,0,0,255));
  16         m_page_ok = 0;
  17 }
  18
  19 void eSubtitleWidget::setPage(const eDVBTeletextSubtitlePage &p)
  20 {
  21         m_page = p;
  22         m_page_ok = 1;
  23         invalidate();
  24 }
  25
  26 void eSubtitleWidget::clearPage()
  27 {
  28         m_page_ok = 0;
  29         invalidate();
  30 }
  31
  32 int eSubtitleWidget::event(int event, void *data, void *data2)
  33 {
  34         switch (event)
  35         {
  36         case evtPaint:
  37         {
  38                 ePtr<eWindowStyle> style;
  39                 gPainter &painter = *(gPainter*)data2;
  40
  41                 getStyle(style);
  42
  43                 eWidget::event(event, data, data2);
  44                 ePtr<gFont> font = new gFont("Regular", 30);
  45                 painter.setFont(font);
  46
  47
  48                 if (!m_page_ok)
  49                         painter.renderText(eRect(ePoint(0, 0), size()), "waiting for subtitles...", gPainter::RT_WRAP);
  50                 else
  51                 {
  52                         int elements = m_page.m_elements.size();
  53                         int height = size().height();
  54                         int size_per_element = height / (elements ? elements : 1);
  55                         for (int i=0; i<elements; ++i)
  56                         {
  57                                 painter.setForegroundColor(gRGB(0,0,0));
  58                                 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);
  59                                 painter.setForegroundColor(m_page.m_elements[i].m_color);
  60                                 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);
  61                         }
  62                 }
  63                 return 0;
  64         }
  65         default:
  66                 return eWidget::event(event, data, data2);
  67         }
  68 }