Implemented audio track menu

1 files changed, 140 insertions, 1 deletions

diff --git a/skinsttng.c b/skinsttng.c
index 844cd29f..8ae0180a 100644
--- a/skinsttng.c
+++ b/skinsttng.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: skinsttng.c 1.9 2004/12/26 11:34:29 kls Exp $
+ * $Id: skinsttng.c 1.10 2005/01/02 14:41:49 kls Exp $
  */
 
 // Star Trek: The Next Generation® is a registered trademark of Paramount Pictures
@@ -822,6 +822,140 @@ void cSkinSTTNGDisplayVolume::Flush(void)
   osd->Flush();
 }
 
+// --- cSkinSTTNGDisplayTracks -----------------------------------------------
+
+class cSkinSTTNGDisplayTracks : public cSkinDisplayTracks {
+private:
+  cOsd *osd;
+  int x0, x1, x2, x3, x4, x5, x6, x7;
+  int y0, y1, y2, y3, y4, y5, y6, y7;
+  int lineHeight;
+  tColor frameColor;
+  int currentIndex;
+  void SetItem(const char *Text, int Index, bool Current);
+public:
+  cSkinSTTNGDisplayTracks(const char *Title, int NumTracks, const char * const *Tracks);
+  virtual ~cSkinSTTNGDisplayTracks();
+  virtual void SetTrack(int Index, const char * const *Tracks);
+  virtual void Flush(void);
+  };
+
+cSkinSTTNGDisplayTracks::cSkinSTTNGDisplayTracks(const char *Title, int NumTracks, const char * const *Tracks)
+{
+  const cFont *font = cFont::GetFont(fontOsd);
+  lineHeight = font->Height();
+  frameColor = Theme.Color(clrMenuFrame);
+  currentIndex = -1;
+  int ItemsWidth = font->Width(Title);
+  for (int i = 0; i < NumTracks; i++)
+      ItemsWidth = max(ItemsWidth, font->Width(Tracks[i]));
+  ItemsWidth += 10;
+  x0 = 0;
+  x1 = lineHeight / 2;
+  x3 = (x1 + Roundness + Gap + 7) & ~0x07; // must be multiple of 8
+  x2 = x3 - Gap;
+  x7 = Setup.OSDWidth;
+  x6 = x7 - lineHeight / 2;
+  x4 = (x6 - lineHeight / 2 - Gap) & ~0x07; // must be multiple of 8
+  x5 = x4 + Gap;
+  int d = x4 - x3;
+  if (d > ItemsWidth) {
+     d = (d - ItemsWidth) & ~0x07; // must be multiple of 8
+     x4 -= d;
+     x5 -= d;
+     x6 -= d;
+     x7 -= d;
+     }
+  y0 = 0;
+  y1 = lineHeight;
+  y2 = y1 + Roundness;
+  y3 = y2 + Gap;
+  // limit to Setup.OSDHeight? - what if height is too big???
+  y4 = y3 + NumTracks * lineHeight + 2 * Roundness;
+  y5 = y4 + Gap;
+  y6 = y5 + Roundness;
+  y7 = y6 + cFont::GetFont(fontSml)->Height();
+  int yt = (y0 + y1) / 2;
+  int yb = (y6 + y7) / 2;
+  osd = cOsdProvider::NewOsd(Setup.OSDLeft, Setup.OSDTop + Setup.OSDHeight - y7);
+  tArea Areas[] = { { x0, y0, x7 - 1, y7 - 1, 4 } };
+  if (osd->CanHandleAreas(Areas, sizeof(Areas) / sizeof(tArea)) == oeOk)
+     osd->SetAreas(Areas, sizeof(Areas) / sizeof(tArea));
+  else {
+     tArea Areas[] = { { x0, y0, x7 - 1, y3 - 1, 2 },
+                       { x0, y3, x3 - 1, y4 - 1, 1 },
+                       { x3, y3, x4 - 1, y4 - 1, 2 },
+                       { x4, y3, x7 - 1, y4 - 1, 2 },
+                       { x0, y4, x7 - 1, y7 - 1, 4 }
+                     };
+     osd->SetAreas(Areas, sizeof(Areas) / sizeof(tArea));
+     }
+  osd->DrawRectangle(x0, y0, x7 - 1, y7 - 1, Theme.Color(clrBackground));
+  osd->DrawRectangle(x0, y0, x1 - 1, y1 - 1, clrTransparent);
+  osd->DrawRectangle(x0, y6, x1 - 1, y7 - 1, clrTransparent);
+  osd->DrawRectangle(x6, y0, x7 - 1, yt - 1, clrTransparent);
+  osd->DrawRectangle(x6, yb, x7 - 1, y7 - 1, clrTransparent);
+  osd->DrawEllipse  (x0, y0, x1 - 1, y1 - 1, frameColor, 2);
+  osd->DrawRectangle(x1, y0, x2 - 1, y1 - 1, frameColor);
+  osd->DrawRectangle(x3, y0, x4 - 1, y1 - 1, frameColor);
+  osd->DrawRectangle(x5, y0, x6 - 1, y1 - 1, frameColor);
+  osd->DrawEllipse  (x6, y0, x7 - 1, y1 - 1, frameColor, 5);
+  osd->DrawRectangle(x0, y1, x1 - 1, y6 - 1, frameColor);
+  osd->DrawEllipse  (x1, y1, x2 - 1, y2 - 1, frameColor, -2);
+  osd->DrawEllipse  (x1, y5, x2 - 1, y6 - 1, frameColor, -3);
+  osd->DrawEllipse  (x0, y6, x1 - 1, y7 - 1, frameColor, 3);
+  osd->DrawRectangle(x1, y6, x2 - 1, y7 - 1, frameColor);
+  osd->DrawRectangle(x3, y6, x4 - 1, y7 - 1, frameColor);
+  osd->DrawRectangle(x5, y6, x6 - 1, y7 - 1, frameColor);
+  osd->DrawEllipse  (x6, y6, x7 - 1, y7 - 1, frameColor, 5);
+  osd->DrawText(x3 + 5, y0, Title, Theme.Color(clrMenuTitle), frameColor, font, x4 - x3 - 5);
+  for (int i = 0; i < NumTracks; i++)
+      SetItem(Tracks[i], i, false);
+}
+
+cSkinSTTNGDisplayTracks::~cSkinSTTNGDisplayTracks()
+{
+  delete osd;
+}
+
+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 cSkinSTTNGDisplayTracks::SetTrack(int Index, const char * const *Tracks)
+{
+  if (currentIndex >= 0)
+     SetItem(Tracks[currentIndex], currentIndex, false);
+  SetItem(Tracks[Index], Index, true);
+}
+
+void cSkinSTTNGDisplayTracks::Flush(void)
+{
+  osd->Flush();
+}
+
 // --- cSkinSTTNGDisplayMessage ----------------------------------------------
 
 class cSkinSTTNGDisplayMessage : public cSkinDisplayMessage {
@@ -909,6 +1043,11 @@ cSkinDisplayVolume *cSkinSTTNG::DisplayVolume(void)
   return new cSkinSTTNGDisplayVolume;
 }
 
+cSkinDisplayTracks *cSkinSTTNG::DisplayTracks(const char *Title, int NumTracks, const char * const *Tracks)
+{
+  return new cSkinSTTNGDisplayTracks(Title, NumTracks, Tracks);
+}
+
 cSkinDisplayMessage *cSkinSTTNG::DisplayMessage(void)
 {
   return new cSkinSTTNGDisplayMessage;