1 files changed, 71 insertions, 0 deletions
diff --git a/displayvolume.c b/displayvolume.c
new file mode 100644
index 0000000..da73d5a
--- /dev/null
+++ b/displayvolume.c
@@ -0,0 +1,71 @@
+#include "lcarsng.h"
+#include "displayvolume.h"
+#include <vdr/font.h>
+
+// --- cLCARSNGDisplayVolume -----------------------------------------------
+
+cLCARSNGDisplayVolume::cLCARSNGDisplayVolume(void)
+{
+  const cFont *font = cFont::GetFont(fontOsd);
+  int lineHeight = font->Height();
+  frameColor = Theme.Color(clrVolumeFrame);
+  mute = -1;
+  x0 = 0;
+  x1 = lineHeight / 2;
+  x2 = lineHeight;
+  x3 = x2 + Gap;
+  x7 = cOsd::OsdWidth();
+  x6 = x7 - lineHeight / 2;
+  x5 = x6 - lineHeight / 2;
+  x4 = x5 - Gap;
+  y0 = 0;
+  y1 = lineHeight;
+  osd = CreateOsd(cOsd::OsdLeft(), cOsd::OsdTop() + cOsd::OsdHeight() - y1, x0, y0, x7 - 1, y1 - 1);
+  osd->DrawRectangle(x0, y0, x7 - 1, y1 - 1, Theme.Color(clrBackground));
+  osd->DrawRectangle(x0, y0, x1 - 1, y1 - 1, clrTransparent);
+  osd->DrawEllipse  (x0, y0, x1 - 1, y1 - 1, frameColor, 7);
+  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->DrawRectangle(x6, y0, x7 - 1, y1 - 1, clrTransparent);
+  osd->DrawEllipse  (x6, y0, x7 - 1, y1 - 1, frameColor, 5);
+}
+
+cLCARSNGDisplayVolume::~cLCARSNGDisplayVolume()
+{
+  delete osd;
+  cDevice::PrimaryDevice()->ScaleVideo(cRect::Null);
+}
+
+void cLCARSNGDisplayVolume::SetVolume(int Current, int Total, bool Mute)
+{
+  int xl = x3 + TextSpacing;
+  int xr = x4 - TextSpacing;
+  int yt = y0 + TextFrame;
+  int yb = y1 - TextFrame;
+  if (mute != Mute) {
+     osd->DrawRectangle(x3, y0, x4 - 1, y1 - 1, frameColor);
+     mute = Mute;
+     }
+  cBitmap bm(Mute ? mute_xpm : volume_xpm);
+  osd->DrawBitmap(xl, y0 + (y1 - y0 - bm.Height()) / 2, bm, Theme.Color(clrVolumeSymbol), frameColor);
+  if (!Mute) {
+     xl += bm.Width() + TextSpacing;
+     int w = (y1 - y0) / 3;
+     int d = TextFrame;
+     int n = (xr - xl + d) / (w + d);
+     int x = xr - n * (w + d);
+     tColor Color = Theme.Color(clrVolumeBarLower);
+     for (int i = 0; i < n; i++) {
+         if (Total * i >= Current * n)
+            Color = Theme.Color(clrVolumeBarUpper);
+         osd->DrawRectangle(x, yt, x + w - 1, yb - 1, Color);
+         x += w + d;
+         }
+     }
+}
+
+void cLCARSNGDisplayVolume::Flush(void)
+{
+  osd->Flush();
+}