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+/*
+ * skinlcars.c: A VDR skin with Star Trek's "LCARS" layout
+ *
+ * See the main source file 'vdr.c' for copyright information and
+ * how to reach the author.
+ *
+ * $Id: skinlcars.c 4.1 2015/09/01 10:07:07 kls Exp $
+ */
+
+// "Star Trek: The Next Generation"(R) is a registered trademark of Paramount Pictures,
+// registered in the United States Patent and Trademark Office, all rights reserved.
+// The LCARS system is based upon the designs of Michael Okuda and his Okudagrams.
+//
+// "LCARS" is short for "Library Computer Access and Retrieval System".
+// Some resources used for writing this skin can be found at
+// http://www.lcars.org.uk
+// http://www.lcarsdeveloper.com
+// http://www.lcarscom.net
+// http://lds-jedi.deviantart.com/art/LCARS-Swept-Tutorial-213936938
+// http://lds-jedi.deviantart.com/art/LCARS-Button-Tutorial-210783437
+// http://zelldenver.deviantart.com/art/LCARS-Color-Standard-179565780
+// http://www.lcars47.com
+// http://www.bracercom.com/tutorial/content/CoherentLCARSInterface/LCARSCoherentInterface.html
+// http://www.bracercom.com/tutorial/content/lcars_manifesto/the_lcars_manifesto.html
+
+#include "lcarsng.h"
+#include <vdr/font.h>
+#include <vdr/menu.h>
+#include <vdr/osd.h>
+#if APIVERSNUM > 20101
+#include <vdr/positioner.h>
+#endif
+#include <vdr/themes.h>
+#include <vdr/thread.h>
+#include <vdr/tools.h>
+#include <vdr/videodir.h>
+#include <sys/statvfs.h>
+#include <string>
+
+// --- cLCARSNGDisplayMenu -------------------------------------------------
+
+class cLCARSNGDisplayMenu : public cSkinDisplayMenu {
+private:
+  cOsd *osd;
+  int xa00, xa01, xa02, xa03, xa04, xa05, xa06, xa07, xa08, xa09;
+  int yt00, yt01, yt02, yt03, yt04, yt05, yt06, yt07, yt08;
+  int yc00, yc01, yc02, yc03, yc04, yc05, yc06, yc07, yc08, yc09, yc10, yc11;
+  int yb00, yb01, yb02, yb03, yb04, yb05, yb06, yb07, yb08, yb09, yb10, yb11, yb12, yb13, yb14, yb15;
+  int xm00, xm01, xm02, xm03, xm04, xm05, xm06, xm07, xm08;
+  int ym00, ym01, ym02, ym03, ym04, ym05, ym06, ym07;
+  int xs00, xs01, xs02, xs03, xs04, xs05, xs06, xs07, xs08, xs09, xs10, xs11, xs12, xs13;
+  int ys00, ys01, ys02, ys03, ys04, ys05;
+  int xi00, xi01, xi02, xi03;
+  int yi00, yi01;
+  int xb00, xb01, xb02, xb03, xb04, xb05, xb06, xb07, xb08, xb09, xb10, xb11, xb12, xb13, xb14, xb15;
+  int xd00, xd01, xd02, xd03, xd04, xd05, xd06, xd07;
+  int yd00, yd01, yd02, yd03, yd04, yd05;
+  int xs; // starting column for signal display
+  int lineHeight;
+  cFont *tinyFont;
+  cFont *tallFont;
+  tColor frameColor;
+  int currentIndex;
+  cVector<int> deviceOffset;
+  cVector<bool> deviceRecording;
+  cString lastDeviceType[MAXDEVICES];
+  cVector<cCamSlot *> lastCamSlot;
+  cVector<int> lastSignalStrength;
+  cVector<int> lastSignalQuality;
+  bool initial;
+  enum eCurrentMode { cmUnknown, cmLive, cmPlay };
+  eCurrentMode lastMode;
+  cString lastDate;
+  const char *currentTitle;
+  int lastDiskUsageState;
+  bool lastDiskAlert;
+  double lastSystemLoad;
+#if APIVERSNUM > 20300
+  cStateKey timersStateKey;
+#else
+  int lastTimersState;
+#endif
+  time_t lastSignalDisplay;
+  int lastLiveIndicatorY;
+  bool lastLiveIndicatorTransferring;
+  const cChannel *lastChannel;
+  cString lastChannelName;
+  const cEvent *lastEvent;
+  const cRecording *lastRecording;
+  cString lastHeader;
+  int lastSeen;
+  static cBitmap bmArrowUp, bmArrowDown, bmTransferMode;
+  void DrawMainFrameUpper(tColor Color);
+  void DrawMainFrameLower(void);
+  void DrawMainFrameChannel(void);
+  void DrawMainButton(const char *Text, int x0, int x1, int x2, int x3, int y0, int y1, tColor ColorFg, tColor ColorBg, const cFont *Font);
+  void DrawMenuFrame(void);
+  void DrawMainBracket(void);
+  void DrawStatusElbows(void);
+  void DrawDate(void);
+  void DrawDisk(void);
+  void DrawLoad(void);
+  void DrawNumRecordingsInPath(void);
+  void DrawCountRecordings(void);
+  void DrawCountTimers(void);
+  void DrawFrameDisplay(void);
+  void DrawScrollbar(int Total, int Offset, int Shown, bool CanScrollUp, bool CanScrollDown);
+  void DrawTimer(const cTimer *Timer, int y, bool MultiRec);
+  void DrawTimers(void);
+  void DrawDevice(const cDevice *Device);
+  void DrawDevices(void);
+  void DrawLiveIndicator(void);
+  void DrawSignals(void);
+  void DrawLive(const cChannel *Channel);
+  void DrawPlay(cControl *Control);
+  void DrawInfo(const cEvent *Event, bool WithTime);
+  void DrawSeen(int Current, int Total);
+  void DrawTextScrollbar(void);
+public:
+  cLCARSNGDisplayMenu(void);
+  virtual ~cLCARSNGDisplayMenu();
+  virtual void Scroll(bool Up, bool Page);
+  virtual int MaxItems(void);
+  virtual void Clear(void);
+  virtual void SetMenuCategory(eMenuCategory MenuCategory);
+  virtual void SetTitle(const char *Title);
+  virtual void SetButtons(const char *Red, const char *Green = NULL, const char *Yellow = NULL, const char *Blue = NULL);
+  virtual void SetMessage(eMessageType Type, const char *Text);
+  virtual void SetItem(const char *Text, int Index, bool Current, bool Selectable);
+  virtual void SetScrollbar(int Total, int Offset);
+  virtual void SetEvent(const cEvent *Event);
+  virtual void SetRecording(const cRecording *Recording);
+  virtual void SetText(const char *Text, bool FixedFont);
+  virtual int GetTextAreaWidth(void) const;
+  virtual const cFont *GetTextAreaFont(bool FixedFont) const;
+  virtual void Flush(void);
+  };