C++ cOsd::DrawText方法代码示例

void cSkinSTTNGDisplayChannel::Flush(void)
{
  if (withInfo) {
     if (!message) {
        const cFont *font = cFont::GetFont(fontSml);
        cString date = DayDateTime();
        int w = font->Width(date);
        osd->DrawText(x4 - w - 2, y7 - font->Height(date), date, Theme.Color(clrChannelDate), frameColor, font);
        cDevice *Device = cDevice::PrimaryDevice();
        const tTrackId *Track = Device->GetTrack(Device->GetCurrentAudioTrack());
        if (!Track && *lastTrackId.description || Track && strcmp(lastTrackId.description, Track->description)) {
           osd->DrawText(x3 + 2, y6, Track ? Track->description : "", Theme.Color(clrChannelName), frameColor, font, x4 - x3 - w - 4);
           strn0cpy(lastTrackId.description, Track ? Track->description : "", sizeof(lastTrackId.description));
           }
        }

     int seen = 0;
     if (present) {
        time_t t = time(NULL);
        if (t > present->StartTime())
           seen = min(y4 - y3 - 1, int((y4 - y3) * double(t - present->StartTime()) / present->Duration()));
        }
     if (seen != lastSeen) {
        osd->DrawRectangle(x1 + Gap, y3, x1 + Gap + ScrollWidth - 1, y4 - 1, Theme.Color(clrChannelTimebarRest));
        if (seen)
        osd->DrawRectangle(x1 + Gap, y3, x1 + Gap + ScrollWidth - 1, y3 + seen, Theme.Color(clrChannelTimebarSeen));
        lastSeen = seen;
        }
     }
  osd->Flush();
}

void cSkinSTTNGDisplayMenu::SetTitle(const char *Title)
{
  const cFont *font = cFont::GetFont(fontOsd);
  const char *VDR = " VDR";
  int w = font->Width(VDR);
  osd->DrawText(x3 + 5, y0, Title, Theme.Color(clrMenuTitle), frameColor, font, x4 - w - x3 - 5);
  osd->DrawText(x4 - w, y0, VDR, frameColor, clrBlack, font);
}

void cSkinCursesDisplayChannel::SetEvents(const cEvent *Present, const cEvent *Following)
{
  osd->DrawRectangle(0, 1, timeWidth - 1, 4, clrRed);
  osd->DrawRectangle(timeWidth, 1, ScOsdWidth - 1, 4, clrBackground);
  for (int i = 0; i < 2; i++) {
      const cEvent *e = !i ? Present : Following;
      if (e) {
         osd->DrawText(            0, 2 * i + 1, e->GetTimeString(), clrWhite, clrRed, &Font);
         osd->DrawText(timeWidth + 1, 2 * i + 1, e->Title(), clrCyan, clrBackground, &Font);
         osd->DrawText(timeWidth + 1, 2 * i + 2, e->ShortText(), clrYellow, clrBackground, &Font);
         }
      }
}

void cSkinClassicDisplayChannel::SetEvents(const cEvent *Present, const cEvent *Following)
{
  osd->DrawRectangle(0, lineHeight, timeWidth - 1, osd->Height(), Theme.Color(clrChannelEpgTimeBg));
  osd->DrawRectangle(timeWidth, lineHeight, osd->Width() - 1, osd->Height(), Theme.Color(clrBackground));
  for (int i = 0; i < 2; i++) {
      const cEvent *e = !i ? Present : Following;
      if (e) {
         osd->DrawText(                  TextFrame, (2 * i + 1) * lineHeight, e->GetTimeString(), Theme.Color(clrChannelEpgTimeFg), Theme.Color(clrChannelEpgTimeBg), cFont::GetFont(fontOsd));
         osd->DrawText(timeWidth + 2 * TextSpacing, (2 * i + 1) * lineHeight, e->Title(), Theme.Color(clrChannelEpgTitle), Theme.Color(clrBackground), cFont::GetFont(fontOsd));
         osd->DrawText(timeWidth + 2 * TextSpacing, (2 * i + 2) * lineHeight, e->ShortText(), Theme.Color(clrChannelEpgShortText), Theme.Color(clrBackground), cFont::GetFont(fontSml));
         }
      }
}

void cSkinCursesDisplayMenu::SetButtons(const char *Red, const char *Green, const char *Yellow, const char *Blue)
{
  int w = ScOsdWidth;
  int t0 = 0;
  int t1 = 0 + w / 4;
  int t2 = 0 + w / 2;
  int t3 = w - w / 4;
  int t4 = w;
  int y = ScOsdHeight - 1;
  osd->DrawText(t0, y, Red,    clrWhite, Red    ? clrRed    : clrBackground, &Font, t1 - t0, 0, taCenter);
  osd->DrawText(t1, y, Green,  clrBlack, Green  ? clrGreen  : clrBackground, &Font, t2 - t1, 0, taCenter);
  osd->DrawText(t2, y, Yellow, clrBlack, Yellow ? clrYellow : clrBackground, &Font, t3 - t2, 0, taCenter);
  osd->DrawText(t3, y, Blue,   clrWhite, Blue   ? clrBlue   : clrBackground, &Font, t4 - t3, 0, taCenter);
}

void cSkinClassicDisplayMenu::SetButtons(const char *Red, const char *Green, const char *Yellow, const char *Blue)
{
  const cFont *font = cFont::GetFont(fontOsd);
  int w = x3 - x0;
  int t0 = x0;
  int t1 = x0 + w / 4;
  int t2 = x0 + w / 2;
  int t3 = x3 - w / 4;
  int t4 = x3;
  osd->DrawText(t0, y4, Red,    Theme.Color(clrButtonRedFg),    Red    ? Theme.Color(clrButtonRedBg)    : Theme.Color(clrBackground), font, t1 - t0, 0, taCenter);
  osd->DrawText(t1, y4, Green,  Theme.Color(clrButtonGreenFg),  Green  ? Theme.Color(clrButtonGreenBg)  : Theme.Color(clrBackground), font, t2 - t1, 0, taCenter);
  osd->DrawText(t2, y4, Yellow, Theme.Color(clrButtonYellowFg), Yellow ? Theme.Color(clrButtonYellowBg) : Theme.Color(clrBackground), font, t3 - t2, 0, taCenter);
  osd->DrawText(t3, y4, Blue,   Theme.Color(clrButtonBlueFg),   Blue   ? Theme.Color(clrButtonBlueBg)   : Theme.Color(clrBackground), font, t4 - t3, 0, taCenter);
}

void cSkinCursesDisplayVolume::SetVolume(int Current, int Total, bool Mute)
{
  if (Mute) {
     osd->DrawRectangle(0, 0, ScOsdWidth - 1, 0, clrTransparent);
     osd->DrawText(0, 0, tr("Key$Mute"), clrGreen, clrBackground, &Font);
     }
  else {
     const char *Prompt = tr("Volume ");
     int l = Utf8StrLen(Prompt);
     int p = (ScOsdWidth - l) * Current / Total;
     osd->DrawText(0, 0, Prompt, clrGreen, clrBackground, &Font);
     osd->DrawRectangle(l, 0, l + p - 1, 0, clrGreen);
     osd->DrawRectangle(l + p, 0, ScOsdWidth - 1, 0, clrWhite);
     }
}

void cSkinClassicDisplayReplay::SetCurrent(const char *Current)
{
  const cFont *font = cFont::GetFont(fontOsd);
  int w = font->Width(Current);
  osd->DrawText(x0, y2, Current, Theme.Color(clrReplayCurrent), Theme.Color(clrBackground), font, lastCurrentWidth > w ? lastCurrentWidth : w);
  lastCurrentWidth = w;
}

void cSkinSTTNGDisplayTracks::SetItem(const char *Text, int Index, bool Current)
{
  int y = y3 + Roundness + Index * lineHeight;
  tColor ColorFg, ColorBg;
  if (Current) {
     ColorFg = Theme.Color(clrMenuItemCurrentFg);
     ColorBg = Theme.Color(clrMenuItemCurrentBg);
     osd->DrawEllipse  (x1, y - Roundness,  x2 - 1, y - 1, frameColor, -3);
     osd->DrawRectangle(x1, y,              x2 - 1, y + lineHeight - 1, frameColor);
     osd->DrawEllipse  (x1, y + lineHeight, x2 - 1, y + lineHeight + Roundness - 1, frameColor, -2);
     osd->DrawRectangle(x3, y,              x4 - 1, y + lineHeight - 1, ColorBg);
     currentIndex = Index;
     }
  else {
     ColorFg = Theme.Color(clrMenuItemSelectable);
     ColorBg = Theme.Color(clrBackground);
     if (currentIndex == Index) {
        osd->DrawRectangle(x1, y - Roundness,  x2 - 1, y + lineHeight + Roundness - 1, Theme.Color(clrBackground));
        osd->DrawRectangle(x3, y,              x4 - 1, y + lineHeight - 1, Theme.Color(clrBackground));
        }
     }
  const cFont *font = cFont::GetFont(fontOsd);
  int xt = x3 + 5;
  osd->DrawText(xt, y, Text, ColorFg, ColorBg, font, x4 - xt);
}

void cSkinCursesDisplayMenu::SetMessage(eMessageType Type, const char *Text)
{
  if (Text)
     osd->DrawText(0, ScOsdHeight - 2, Text, clrMessage[2 * Type], clrMessage[2 * Type + 1], &Font, ScOsdWidth, 0, taCenter);
  else
     osd->DrawRectangle(0, ScOsdHeight - 2, ScOsdWidth - 1, ScOsdHeight - 2, clrBackground);
}

void cSkinSTTNGDisplayReplay::SetCurrent(const char *Current)
{
  const cFont *font = cFont::GetFont(fontSml);
  int w = font->Width(Current);
  osd->DrawText(x3, y6, Current, Theme.Color(clrReplayCurrent), frameColor, font, lastCurrentWidth > w ? lastCurrentWidth : 0);
  lastCurrentWidth = w;
}

void cSkinSTTNGDisplayChannel::SetChannel(const cChannel *Channel, int Number)
{
  osd->DrawRectangle(x3, y0, x4 - 1, y1 - 1, frameColor);
  int x = x4 - 5;
  if (Channel && !Channel->GroupSep()) {
     int d = 3;
     bool rec = cRecordControls::Active();
     x -= bmRecording.Width() + d;
     osd->DrawBitmap(x, y0 + (y1 - y0 - bmRecording.Height()) / 2, bmRecording, Theme.Color(rec ? clrChannelSymbolRecFg : clrChannelSymbolOff), rec ? Theme.Color(clrChannelSymbolRecBg) : frameColor);
     x -= bmEncrypted.Width() + d;
     osd->DrawBitmap(x, y0 + (y1 - y0 - bmEncrypted.Height()) / 2, bmEncrypted, Theme.Color(Channel->Ca() ? clrChannelSymbolOn : clrChannelSymbolOff), frameColor);
     x -= bmDolbyDigital.Width() + d;
     osd->DrawBitmap(x, y0 + (y1 - y0 - bmDolbyDigital.Height()) / 2, bmDolbyDigital, Theme.Color(Channel->Dpid(0) ? clrChannelSymbolOn : clrChannelSymbolOff), frameColor);
     x -= bmAudio.Width() + d;
     osd->DrawBitmap(x, y0 + (y1 - y0 - bmAudio.Height()) / 2, bmAudio, Theme.Color(Channel->Apid(1) ? clrChannelSymbolOn : clrChannelSymbolOff), frameColor);
     if (Channel->Vpid()) {
        x -= bmTeletext.Width() + d;
        osd->DrawBitmap(x, y0 + (y1 - y0 - bmTeletext.Height()) / 2, bmTeletext, Theme.Color(Channel->Tpid() ? clrChannelSymbolOn : clrChannelSymbolOff), frameColor);
        }
     else if (Channel->Apid(0)) {
        x -= bmRadio.Width() + d;
        osd->DrawBitmap(x, y0 + (y1 - y0 - bmRadio.Height()) / 2, bmRadio, Theme.Color(clrChannelSymbolOn), frameColor);
        }
     }
  osd->DrawText(x3 + 2, y0, ChannelString(Channel, Number), Theme.Color(clrChannelName), frameColor, cFont::GetFont(fontOsd), x - x3 - 2);
}

void cSkinCursesDisplayChannel::Flush(void)
{
  if (!message) {
     cString date = DayDateTime();
     osd->DrawText(ScOsdWidth - Utf8StrLen(date), 0, date, clrWhite, clrBackground, &Font);
     }
  osd->Flush();
}

void cSkinClassicDisplayVolume::SetVolume(int Current, int Total, bool Mute)
{
  const cFont *font = cFont::GetFont(fontOsd);
  if (Mute) {
     osd->DrawRectangle(0, 0, osd->Width() - 1, osd->Height() - 1, clrTransparent);
     osd->DrawText(0, 0, tr("Key$Mute"), Theme.Color(clrVolumePrompt), Theme.Color(clrBackground), font);
     }
  else {
     // TRANSLATORS: note the trailing blank!
     const char *Prompt = tr("Volume ");
     int l = font->Width(Prompt);
     int p = (osd->Width() - l) * Current / Total;
     osd->DrawText(0, 0, Prompt, Theme.Color(clrVolumePrompt), Theme.Color(clrBackground), font);
     osd->DrawRectangle(l, 0, l + p - 1, osd->Height() - 1, Theme.Color(clrVolumeBarLower));
     osd->DrawRectangle(l + p, 0, osd->Width() - 1, osd->Height() - 1, Theme.Color(clrVolumeBarUpper));
     }
}

void cSkinClassicDisplayMenu::SetMessage(eMessageType Type, const char *Text)
{
  const cFont *font = cFont::GetFont(fontOsd);
  if (Text)
     osd->DrawText(x0, y3, Text, Theme.Color(clrMessageStatusFg + 2 * Type), Theme.Color(clrMessageStatusBg + 2 * Type), font, x3 - x0, 0, taCenter);
  else
     osd->DrawRectangle(x0, y3, x3 - 1, y4 - 1, Theme.Color(clrBackground));
}