vdr  2.4.7
osd.h
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1 /*
2  * osd.h: Abstract On Screen Display layer
3  *
4  * See the main source file 'vdr.c' for copyright information and
5  * how to reach the author.
6  *
7  * $Id: osd.h 4.7 2020/09/29 14:09:26 kls Exp $
8  */
9 
10 #ifndef __OSD_H
11 #define __OSD_H
12 
13 #include <limits.h>
14 #include <stdio.h>
15 #include <stdint.h>
16 #include "config.h"
17 #include "font.h"
18 #include "thread.h"
19 #include "tools.h"
20 
21 #define OSD_LEVEL_DEFAULT 0
22 #define OSD_LEVEL_SUBTITLES 10
23 
24 #define MAXNUMCOLORS 256
25 #define ALPHA_TRANSPARENT 0x00
26 #define ALPHA_OPAQUE 0xFF
27 #define IS_OPAQUE(c) ((c >> 24) == ALPHA_OPAQUE)
28 #define TEXT_ALIGN_BORDER 10 // fraction of the font height used for sizing border
29 
30 enum {
31  //AARRGGBB
32  clrTransparent = 0x00000000,
33  clrGray50 = 0x7F000000, // 50% gray
34  clrBlack = 0xFF000000,
35  clrRed = 0xFFFC1414,
36  clrGreen = 0xFF24FC24,
37  clrYellow = 0xFFFCC024,
38  clrMagenta = 0xFFB000FC,
39  clrBlue = 0xFF0000FC,
40  clrCyan = 0xFF00FCFC,
41  clrWhite = 0xFFFCFCFC,
42  };
43 
44 enum eOsdError { oeOk, // see also OsdErrorTexts in osd.c
53  };
54 
55 typedef uint32_t tColor; // see also font.h
56 typedef uint8_t tIndex;
57 
58 inline tColor ArgbToColor(uint8_t A, uint8_t R, uint8_t G, uint8_t B)
59 {
60  return (tColor(A) << 24) | (tColor(R) << 16) | (tColor(G) << 8) | B;
61 }
62 
63 inline tColor RgbToColor(uint8_t R, uint8_t G, uint8_t B)
64 {
65  return (tColor(R) << 16) | (tColor(G) << 8) | B;
66 }
67 
68 inline tColor RgbToColor(double R, double G, double B)
69 {
70  return RgbToColor(uint8_t(0xFF * R), uint8_t(0xFF * G), uint8_t(0xFF * B));
71 }
72 
73 tColor RgbShade(tColor Color, double Factor);
80 
81 tColor HsvToColor(double H, double S, double V);
85 
86 tColor AlphaBlend(tColor ColorFg, tColor ColorBg, uint8_t AlphaLayer = ALPHA_OPAQUE);
87 
88 class cPalette {
89 private:
91  int bpp;
93  bool modified;
95 protected:
97 public:
98  cPalette(int Bpp = 8);
100  virtual ~cPalette();
101  void SetAntiAliasGranularity(uint FixedColors, uint BlendColors);
111  int Bpp(void) const { return bpp; }
112  void Reset(void);
114  int Index(tColor Color);
119  tColor Color(int Index) const { return Index < maxColors ? color[Index] : 0; }
122  void SetBpp(int Bpp);
125  void SetColor(int Index, tColor Color);
129  const tColor *Colors(int &NumColors) const;
134  void Take(const cPalette &Palette, tIndexes *Indexes = NULL, tColor ColorFg = 0, tColor ColorBg = 0);
141  void Replace(const cPalette &Palette);
144  tColor Blend(tColor ColorFg, tColor ColorBg, uint8_t Level) const;
150  int ClosestColor(tColor Color, int MaxDiff = INT_MAX) const;
156  };
157 
158 enum eTextAlignment { taCenter = 0x00,
159  taLeft = 0x01,
160  taRight = 0x02,
161  taTop = 0x04,
162  taBottom = 0x08,
163  taBorder = 0x10, // keeps some distance from the left or right alignment edge
165  };
166 
167 class cFont;
168 
169 class cBitmap : public cPalette {
170 private:
172  int x0, y0;
173  int width, height;
175 public:
176  cBitmap(int Width, int Height, int Bpp, int X0 = 0, int Y0 = 0);
181  cBitmap(const char *FileName);
183  cBitmap(const char *const Xpm[]);
185  virtual ~cBitmap();
186  int X0(void) const { return x0; }
187  int Y0(void) const { return y0; }
188  int Width(void) const { return width; }
189  int Height(void) const { return height; }
190  void SetSize(int Width, int Height);
195  void SetOffset(int X0, int Y0) { x0 = X0; y0 = Y0; }
197  bool Contains(int x, int y) const;
199  bool Covers(int x1, int y1, int x2, int y2) const;
202  bool Intersects(int x1, int y1, int x2, int y2) const;
205  bool Dirty(int &x1, int &y1, int &x2, int &y2);
208  void Clean(void);
210  bool LoadXpm(const char *FileName);
213  bool SetXpm(const char *const Xpm[], bool IgnoreNone = false);
223  void SetIndex(int x, int y, tIndex Index);
226  void Fill(tIndex Index);
228  void DrawPixel(int x, int y, tColor Color);
232  void DrawBitmap(int x, int y, const cBitmap &Bitmap, tColor ColorFg = 0, tColor ColorBg = 0, bool ReplacePalette = false, bool Overlay = false);
242  void DrawText(int x, int y, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width = 0, int Height = 0, int Alignment = taDefault);
248  void DrawRectangle(int x1, int y1, int x2, int y2, tColor Color);
253  void DrawEllipse(int x1, int y1, int x2, int y2, tColor Color, int Quadrants = 0);
263  void DrawSlope(int x1, int y1, int x2, int y2, tColor Color, int Type);
275  const tIndex *Data(int x, int y) const;
277  tColor GetColor(int x, int y) const { return Color(*Data(x, y)); }
279  void ReduceBpp(const cPalette &Palette);
285  void ShrinkBpp(int NewBpp);
290  cBitmap *Scaled(double FactorX, double FactorY, bool AntiAlias = false) const;
296  };
297 
298 struct tArea {
299  int x1, y1, x2, y2;
300  int bpp;
301  int Width(void) const { return x2 - x1 + 1; }
302  int Height(void) const { return y2 - y1 + 1; }
303  bool Intersects(const tArea &Area) const { return !(x2 < Area.x1 || x1 > Area.x2 || y2 < Area.y1 || y1 > Area.y2); }
304  };
305 
306 class cPoint {
307 private:
308  int x;
309  int y;
310 public:
311  cPoint(void) { x = y = 0; }
312  cPoint(int X, int Y) { x = X; y = Y; }
313  cPoint(const cPoint &Point) { x = Point.X(); y = Point.Y(); }
314  bool operator==(const cPoint &Point) const { return x == Point.X() && y == Point.Y(); }
315  bool operator!=(const cPoint &Point) const { return !(*this == Point); }
316  cPoint operator-(void) const { return cPoint(-x, -y); }
317  cPoint operator-(const cPoint &Point) const { return cPoint(x - Point.X(), y - Point.Y()); }
318  int X(void) const { return x; }
319  int Y(void) const { return y; }
320  void SetX(int X) { x = X; }
321  void SetY(int Y) { y = Y; }
322  void Set(int X, int Y) { x = X; y = Y; }
323  void Set(const cPoint &Point) { x = Point.X(); y = Point.Y(); }
324  void Shift(int Dx, int Dy) { x += Dx; y += Dy; }
325  void Shift(const cPoint &Dp) { x += Dp.X(); y += Dp.Y(); }
326  cPoint Shifted(int Dx, int Dy) const { cPoint p(*this); p.Shift(Dx, Dy); return p; }
327  cPoint Shifted(const cPoint &Dp) const { cPoint p(*this); p.Shift(Dp); return p; }
328  };
329 
330 class cSize {
331 private:
332  int width;
333  int height;
334 public:
335  cSize(void) { width = height = 0; }
336  cSize(int Width, int Height) { width = Width; height = Height; }
337  cSize(const cSize &Size) { width = Size.Width(); height = Size.Height(); }
338  bool operator==(const cSize &Size) const { return width == Size.Width() && height == Size.Height(); }
339  bool operator!=(const cSize &Size) const { return !(*this == Size); }
340  bool operator<(const cSize &Size) const { return width < Size.Width() && height < Size.Height(); }
341  int Width(void) const { return width; }
342  int Height(void) const { return height; }
343  void SetWidth(int Width) { width = Width; }
344  void SetHeight(int Height) { height = Height; }
345  void Set(int Width, int Height) { width = Width; height = Height; }
346  void Set(const cSize &Size) { width = Size.Width(); height = Size.Height(); }
347  bool Contains(const cPoint &Point) const { return 0 <= Point.X() && 0 <= Point.Y() && Point.X() < width && Point.Y() < height; }
348  void Grow(int Dw, int Dh) { width += 2 * Dw; height += 2 * Dh; }
349  cSize Grown(int Dw, int Dh) const { cSize s(*this); s.Grow(Dw, Dh); return s; }
350  };
351 
352 class cRect {
353 private:
356 public:
357  static const cRect Null;
358  cRect(void): point(0, 0), size(0, 0) {}
359  cRect(int X, int Y, int Width, int Height): point(X, Y), size(Width, Height) {}
360  cRect(const cPoint &Point, const cSize &Size): point(Point), size(Size) {}
361  cRect(const cSize &Size): point(0, 0), size(Size) {}
362  cRect(const cRect &Rect): point(Rect.Point()), size(Rect.Size()) {}
363  bool operator==(const cRect &Rect) const { return point == Rect.Point() && size == Rect.Size(); }
364  bool operator!=(const cRect &Rect) const { return !(*this == Rect); }
365  int X(void) const { return point.X(); }
366  int Y(void) const { return point.Y(); }
367  int Width(void) const { return size.Width(); }
368  int Height(void) const { return size.Height(); }
369  int Left(void) const { return X(); }
370  int Top(void) const { return Y(); }
371  int Right(void) const { return X() + Width() - 1; }
372  int Bottom(void) const { return Y() + Height() - 1; }
373  const cPoint &Point(void) const { return point; }
374  const cSize &Size(void) const { return size; }
375  void Set(int X, int Y, int Width, int Height) { point.Set(X, Y); size.Set(Width, Height); }
377  void SetPoint(int X, int Y) { point.Set(X, Y); }
378  void SetPoint(const cPoint &Point) { point.Set(Point); }
379  void SetSize(int Width, int Height) { size.Set(Width, Height); }
380  void SetSize(const cSize &Size) { size.Set(Size); }
381  void SetX(int X) { point.SetX(X); }
382  void SetY(int Y) { point.SetY(Y); }
383  void SetWidth(int Width) { size.SetWidth(Width); }
385  void SetLeft(int Left) { SetWidth(Width() + X() - Left); SetX(Left); }
386  void SetTop(int Top) { SetHeight(Height() + Y() - Top); SetY(Top); }
387  void SetRight(int Right) { SetWidth(Right - X() + 1); }
388  void SetBottom(int Bottom) { SetHeight(Bottom - Y() + 1); }
389  void Shift(int Dx, int Dy) { point.Shift(Dx, Dy); }
390  void Shift(const cPoint &Dp) { point.Shift(Dp); }
391  cRect Shifted(int Dx, int Dy) const { cRect r(*this); r.Shift(Dx, Dy); return r; }
392  cRect Shifted(const cPoint &Dp) const { cRect r(*this); r.Shift(Dp); return r; }
393  void Grow(int Dx, int Dy);
396  cRect Grown(int Dw, int Dh) const { cRect r(*this); r.Grow(Dw, Dh); return r; }
397  bool Contains(const cPoint &Point) const;
399  bool Contains(const cRect &Rect) const;
401  bool Intersects(const cRect &Rect) const;
403  cRect Intersected(const cRect &Rect) const;
405  void Combine(const cRect &Rect);
407  cRect Combined(const cRect &Rect) const { cRect r(*this); r.Combine(Rect); return r; }
410  void Combine(const cPoint &Point);
412  cRect Combined(const cPoint &Point) const { cRect r(*this); r.Combine(Point); return r; }
415  bool IsEmpty(void) const { return Width() <= 0 || Height() <= 0; }
417  };
418 
419 class cImage {
420 private:
423 public:
424  cImage(void);
425  cImage(const cImage &Image);
426  cImage(const cSize &Size, const tColor *Data = NULL);
433  virtual ~cImage();
434  const cSize &Size(void) const { return size; }
435  int Width(void) const { return size.Width(); }
436  int Height(void) const { return size.Height(); }
437  const tColor *Data(void) const { return data; }
438  tColor GetPixel(const cPoint &Point) const { return data[size.Width() * Point.Y() + Point.X()]; }
442  void SetPixel(const cPoint &Point, tColor Color) { data[size.Width() * Point.Y() + Point.X()] = Color; }
446  void Clear(void);
448  void Fill(tColor Color);
450  };
451 
452 #define MAXPIXMAPLAYERS 8
453 
454 class cPixmap {
455  friend class cOsd;
456  friend class cPixmapMutexLock;
457 private:
458  static cMutex mutex;
459  int layer;
460  int alpha;
461  bool tile;
466 protected:
467  virtual ~cPixmap() {}
468  void MarkViewPortDirty(const cRect &Rect);
472  void MarkViewPortDirty(const cPoint &Point);
476  void MarkDrawPortDirty(const cRect &Rect);
482  void MarkDrawPortDirty(const cPoint &Point);
488  void SetClean(void);
490  virtual void DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty);
495 public:
496  cPixmap(void);
497  cPixmap(int Layer, const cRect &ViewPort, const cRect &DrawPort = cRect::Null);
529  static void Lock(void) { mutex.Lock(); }
535  static void Unlock(void) { mutex.Unlock(); }
536  int Layer(void) const { return layer; }
537  int Alpha(void) const { return alpha; }
538  bool Tile(void) const { return tile; }
539  const cRect &ViewPort(void) const { return viewPort; }
543  const cRect &DrawPort(void) const { return drawPort; }
547  const cRect &DirtyViewPort(void) const { return dirtyViewPort; }
554  const cRect &DirtyDrawPort(void) const { return dirtyDrawPort; }
561  virtual void SetLayer(int Layer);
568  virtual void SetAlpha(int Alpha);
573  virtual void SetTile(bool Tile);
579  virtual void SetViewPort(const cRect &Rect);
583  virtual void SetDrawPortPoint(const cPoint &Point, bool Dirty = true);
592  virtual void Clear(void) = 0;
595  virtual void Fill(tColor Color) = 0;
598  virtual void DrawImage(const cPoint &Point, const cImage &Image) = 0;
600  virtual void DrawImage(const cPoint &Point, int ImageHandle) = 0;
605  virtual void DrawPixel(const cPoint &Point, tColor Color) = 0;
610  virtual void DrawBlendedPixel(const cPoint &Point, tColor Color, uint8_t AlphaLayer = ALPHA_OPAQUE) { DrawPixel(Point, Color); }
614  virtual void DrawBitmap(const cPoint &Point, const cBitmap &Bitmap, tColor ColorFg = 0, tColor ColorBg = 0, bool Overlay = false) = 0;
625  virtual void DrawText(const cPoint &Point, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width = 0, int Height = 0, int Alignment = taDefault) = 0;
631  virtual void DrawRectangle(const cRect &Rect, tColor Color) = 0;
633  virtual void DrawEllipse(const cRect &Rect, tColor Color, int Quadrants = 0) = 0;
642  virtual void DrawSlope(const cRect &Rect, tColor Color, int Type) = 0;
653  virtual void Render(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest) = 0;
657  virtual void Copy(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest) = 0;
662  virtual void Scroll(const cPoint &Dest, const cRect &Source = cRect::Null) = 0;
666  virtual void Pan(const cPoint &Dest, const cRect &Source = cRect::Null) = 0;
678  };
679 
680 class cPixmapMutexLock : public cMutexLock {
681 public:
683  };
684 
685 #define LOCK_PIXMAPS cPixmapMutexLock PixmapMutexLock
686 
687 // cPixmapMemory is an implementation of cPixmap that uses an array of tColor
688 // values to store the pixmap.
689 
690 class cPixmapMemory : public cPixmap {
691 private:
693  bool panning;
694 public:
695  cPixmapMemory(void);
696  cPixmapMemory(int Layer, const cRect &ViewPort, const cRect &DrawPort = cRect::Null);
697  virtual ~cPixmapMemory();
698  const uint8_t *Data(void) { return (uint8_t *)data; }
699  virtual void Clear(void);
700  virtual void Fill(tColor Color);
701  virtual void DrawImage(const cPoint &Point, const cImage &Image);
702  virtual void DrawImage(const cPoint &Point, int ImageHandle);
703  virtual void DrawPixel(const cPoint &Point, tColor Color);
704  virtual void DrawBlendedPixel(const cPoint &Point, tColor Color, uint8_t AlphaLayer = ALPHA_OPAQUE);
705  virtual void DrawBitmap(const cPoint &Point, const cBitmap &Bitmap, tColor ColorFg = 0, tColor ColorBg = 0, bool Overlay = false);
706  virtual void DrawText(const cPoint &Point, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width = 0, int Height = 0, int Alignment = taDefault);
707  virtual void DrawRectangle(const cRect &Rect, tColor Color);
708  virtual void DrawEllipse(const cRect &Rect, tColor Color, int Quadrants = 0);
709  virtual void DrawSlope(const cRect &Rect, tColor Color, int Type);
710  virtual void Render(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest);
711  virtual void Copy(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest);
712  virtual void Scroll(const cPoint &Dest, const cRect &Source = cRect::Null);
713  virtual void Pan(const cPoint &Dest, const cRect &Source = cRect::Null);
714  };
715 
716 #define MAXOSDAREAS 16
717 
728 
729 class cOsd {
730  friend class cOsdProvider;
731 private:
735  static cMutex mutex;
743  uint level;
744  bool active;
745 protected:
746  cOsd(int Left, int Top, uint Level);
766  bool Active(void) { return active; }
767  virtual void SetActive(bool On) { active = On; }
770  cPixmap *AddPixmap(cPixmap *Pixmap);
776  cPixmap *RenderPixmaps(void);
793 #ifndef DEPRECATED_GETBITMAP
794 #define DEPRECATED_GETBITMAP 0
795 #endif
796 #if DEPRECATED_GETBITMAP
797 public:
798 #endif
799  cBitmap *GetBitmap(int Area);
807 public:
808  virtual ~cOsd();
810  static int OsdLeft(void) { return osdLeft ? osdLeft : Setup.OSDLeft; }
811  static int OsdTop(void) { return osdTop ? osdTop : Setup.OSDTop; }
812  static int OsdWidth(void) { return osdWidth ? osdWidth : Setup.OSDWidth; }
813  static int OsdHeight(void) { return osdHeight ? osdHeight : Setup.OSDHeight; }
814  static void SetOsdPosition(int Left, int Top, int Width, int Height);
819  static int IsOpen(void) { return Osds.Size() && Osds[0]->level == OSD_LEVEL_DEFAULT; }
821  bool IsTrueColor(void) const { return isTrueColor; }
824  int Left(void) { return left; }
825  int Top(void) { return top; }
826  int Width(void) { return width; }
827  int Height(void) { return height; }
828  void SetAntiAliasGranularity(uint FixedColors, uint BlendColors);
839  virtual const cSize &MaxPixmapSize(void) const;
845  virtual cPixmap *CreatePixmap(int Layer, const cRect &ViewPort, const cRect &DrawPort = cRect::Null);
852  virtual void DestroyPixmap(cPixmap *Pixmap);
857  virtual void DrawImage(const cPoint &Point, const cImage &Image);
860  virtual void DrawImage(const cPoint &Point, int ImageHandle);
866  virtual eOsdError CanHandleAreas(const tArea *Areas, int NumAreas);
874  virtual eOsdError SetAreas(const tArea *Areas, int NumAreas);
886  virtual void SaveRegion(int x1, int y1, int x2, int y2);
890  virtual void RestoreRegion(void);
893  virtual eOsdError SetPalette(const cPalette &Palette, int Area);
896  virtual void DrawPixel(int x, int y, tColor Color);
902  virtual void DrawBitmap(int x, int y, const cBitmap &Bitmap, tColor ColorFg = 0, tColor ColorBg = 0, bool ReplacePalette = false, bool Overlay = false);
913  virtual void DrawScaledBitmap(int x, int y, const cBitmap &Bitmap, double FactorX, double FactorY, bool AntiAlias = false);
918  virtual void DrawText(int x, int y, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width = 0, int Height = 0, int Alignment = taDefault);
924  virtual void DrawRectangle(int x1, int y1, int x2, int y2, tColor Color);
927  virtual void DrawEllipse(int x1, int y1, int x2, int y2, tColor Color, int Quadrants = 0);
937  virtual void DrawSlope(int x1, int y1, int x2, int y2, tColor Color, int Type);
949  virtual void Flush(void);
966  };
967 
968 #define MAXOSDIMAGES 64
969 
971  friend class cPixmapMemory;
972 private:
974  static int oldWidth;
975  static int oldHeight;
976  static double oldAspect;
978  static int osdState;
979 protected:
980  virtual cOsd *CreateOsd(int Left, int Top, uint Level) = 0;
983  virtual bool ProvidesTrueColor(void) { return false; }
985  virtual int StoreImageData(const cImage &Image);
996  virtual void DropImageData(int ImageHandle);
998  static const cImage *GetImageData(int ImageHandle);
1000 public:
1001  cOsdProvider(void);
1002  //XXX maybe parameter to make this one "sticky"??? (frame-buffer etc.)
1003  virtual ~cOsdProvider();
1004  static cOsd *NewOsd(int Left, int Top, uint Level = OSD_LEVEL_DEFAULT);
1010  static void UpdateOsdSize(bool Force = false);
1015  static bool OsdSizeChanged(int &State);
1021  static bool SupportsTrueColor(void);
1023  static int StoreImage(const cImage &Image);
1033  static void DropImage(int ImageHandle);
1036  static void Shutdown(void);
1038  };
1039 
1041 private:
1044  const cFont *font;
1048  void DrawText(void);
1049 public:
1050  cTextScroller(void);
1051  cTextScroller(cOsd *Osd, int Left, int Top, int Width, int Height, const char *Text, const cFont *Font, tColor ColorFg, tColor ColorBg);
1052  void Set(cOsd *Osd, int Left, int Top, int Width, int Height, const char *Text, const cFont *Font, tColor ColorFg, tColor ColorBg);
1053  void Reset(void);
1054  int Left(void) { return left; }
1055  int Top(void) { return top; }
1056  int Width(void) { return width; }
1057  int Height(void) { return height; }
1058  int Total(void) { return textWrapper.Lines(); }
1059  int Offset(void) { return offset; }
1060  int Shown(void) { return shown; }
1061  bool CanScroll(void) { return CanScrollUp() || CanScrollDown(); }
1062  bool CanScrollUp(void) { return offset > 0; }
1063  bool CanScrollDown(void) { return offset + shown < Total(); }
1064  void Scroll(bool Up, bool Page);
1065  };
1066 
1067 #endif //__OSD_H
Definition: osd.h:169
int y0
Definition: osd.h:172
void ShrinkBpp(int NewBpp)
Shrinks the color depth of the bitmap to NewBpp by keeping only the 2^NewBpp most frequently used col...
Definition: osd.c:796
void SetOffset(int X0, int Y0)
Sets the offset of this bitmap to the given values.
Definition: osd.h:195
int dirtyY2
Definition: osd.h:174
int width
Definition: osd.h:173
void ReduceBpp(const cPalette &Palette)
Reduces the color depth of the bitmap to that of the given Palette.
Definition: osd.c:765
int Height(void) const
Definition: osd.h:189
int height
Definition: osd.h:173
bool Dirty(int &x1, int &y1, int &x2, int &y2)
Tells whether there is a dirty area and returns the bounding rectangle of that area (relative to the ...
Definition: osd.c:342
cBitmap * Scaled(double FactorX, double FactorY, bool AntiAlias=false) const
Creates a copy of this bitmap, scaled by the given factors.
Definition: osd.c:838
int X0(void) const
Definition: osd.h:186
void DrawSlope(int x1, int y1, int x2, int y2, tColor Color, int Type)
Draws a "slope" into the rectangle defined by the upper left (x1, y1) and lower right (x2,...
Definition: osd.c:727
tColor GetColor(int x, int y) const
Returns the color at the given coordinates.
Definition: osd.h:277
bool Contains(int x, int y) const
Returns true if this bitmap contains the point (x, y).
Definition: osd.c:317
void SetIndex(int x, int y, tIndex Index)
Sets the index at the given coordinates to Index.
Definition: osd.c:500
void DrawRectangle(int x1, int y1, int x2, int y2, tColor Color)
Draws a filled rectangle defined by the upper left (x1, y1) and lower right (x2, y2) corners with the...
Definition: osd.c:611
void DrawPixel(int x, int y, tColor Color)
Sets the pixel at the given coordinates to the given Color, which is a full 32 bit ARGB value.
Definition: osd.c:526
bool Covers(int x1, int y1, int x2, int y2) const
Returns true if the rectangle defined by the given coordinates completely covers this bitmap.
Definition: osd.c:324
void Clean(void)
Marks the dirty area as clean.
Definition: osd.c:354
int dirtyX1
Definition: osd.h:174
tIndex * bitmap
Definition: osd.h:171
void DrawBitmap(int x, int y, const cBitmap &Bitmap, tColor ColorFg=0, tColor ColorBg=0, bool ReplacePalette=false, bool Overlay=false)
Sets the pixels in this bitmap with the data from the given Bitmap, putting the upper left corner of ...
Definition: osd.c:533
void SetSize(int Width, int Height)
Sets the size of this bitmap to the given values.
Definition: osd.c:294
void Fill(tIndex Index)
Fills the bitmap data with the given Index.
Definition: osd.c:515
int dirtyX2
Definition: osd.h:174
int dirtyY1
Definition: osd.h:174
void DrawText(int x, int y, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width=0, int Height=0, int Alignment=taDefault)
Draws the given string at coordinates (x, y) with the given foreground and background color and font.
Definition: osd.c:562
bool SetXpm(const char *const Xpm[], bool IgnoreNone=false)
Sets this bitmap to the given XPM data.
Definition: osd.c:428
void DrawEllipse(int x1, int y1, int x2, int y2, tColor Color, int Quadrants=0)
Draws a filled ellipse defined by the upper left (x1, y1) and lower right (x2, y2) corners with the g...
Definition: osd.c:632
bool LoadXpm(const char *FileName)
Calls SetXpm() with the data from the file FileName.
Definition: osd.c:362
virtual ~cBitmap()
Definition: osd.c:289
cBitmap(int Width, int Height, int Bpp, int X0=0, int Y0=0)
Creates a bitmap with the given Width, Height and color depth (Bpp).
Definition: osd.c:261
bool Intersects(int x1, int y1, int x2, int y2) const
Returns true if the rectangle defined by the given coordinates intersects with this bitmap.
Definition: osd.c:333
int Y0(void) const
Definition: osd.h:187
int x0
Definition: osd.h:172
int Width(void) const
Definition: osd.h:188
const tIndex * Data(int x, int y) const
Returns the address of the index byte at the given coordinates.
Definition: osd.c:760
Definition: font.h:37
Definition: osd.h:419
int Height(void) const
Definition: osd.h:436
const cSize & Size(void) const
Definition: osd.h:434
int Width(void) const
Definition: osd.h:435
cImage(void)
Definition: osd.c:1104
tColor * data
Definition: osd.h:422
void SetPixel(const cPoint &Point, tColor Color)
Sets the pixel at the given Point to Color.
Definition: osd.h:442
virtual ~cImage()
Definition: osd.c:1126
cSize size
Definition: osd.h:421
const tColor * Data(void) const
Definition: osd.h:437
tColor GetPixel(const cPoint &Point) const
Returns the pixel value at the given Point.
Definition: osd.h:438
void Clear(void)
Clears the image data by setting all pixels to be fully transparent.
Definition: osd.c:1131
void Fill(tColor Color)
Fills the image data with the given Color.
Definition: osd.c:1136
cMutex * mutex
Definition: thread.h:143
Definition: thread.h:67
void Lock(void)
Definition: thread.c:222
void Unlock(void)
Definition: thread.c:228
static int oldHeight
Definition: osd.h:975
static int oldWidth
Definition: osd.h:974
virtual bool ProvidesTrueColor(void)
Returns true if this OSD provider is able to handle a true color OSD.
Definition: osd.h:983
static cImage * images[MAXOSDIMAGES]
Definition: osd.h:977
static double oldAspect
Definition: osd.h:976
static bool OsdSizeChanged(int &State)
Checks if the OSD size has changed and a currently displayed OSD needs to be redrawn.
Definition: osd.c:2262
static void DropImage(int ImageHandle)
Drops the image referenced by the given ImageHandle.
Definition: osd.c:2316
virtual ~cOsdProvider()
Definition: osd.c:2210
virtual int StoreImageData(const cImage &Image)
Copies the given Image and returns a handle for later reference.
Definition: osd.c:2280
virtual void DropImageData(int ImageHandle)
Drops the image data referenced by ImageHandle.
Definition: osd.c:2292
static cOsdProvider * osdProvider
Definition: osd.h:973
static int osdState
Definition: osd.h:978
static int StoreImage(const cImage &Image)
Stores the given Image for later use with DrawImage() on an OSD or pixmap.
Definition: osd.c:2309
cOsdProvider(void)
Definition: osd.c:2204
static void Shutdown(void)
Shuts down the OSD provider facility by deleting the current OSD provider.
Definition: osd.c:2322
static void UpdateOsdSize(bool Force=false)
Inquires the actual size of the video display and adjusts the OSD and font sizes accordingly.
Definition: osd.c:2235
virtual cOsd * CreateOsd(int Left, int Top, uint Level)=0
Returns a pointer to a newly created cOsd object, which will be located at the given coordinates.
static const cImage * GetImageData(int ImageHandle)
Gets the image data referenced by ImageHandle.
Definition: osd.c:2301
static bool SupportsTrueColor(void)
Returns true if the current OSD provider is able to handle a true color OSD.
Definition: osd.c:2270
static cOsd * NewOsd(int Left, int Top, uint Level=OSD_LEVEL_DEFAULT)
Returns a pointer to a newly created cOsd object, which will be located at the given coordinates.
Definition: osd.c:2215
The cOsd class is the interface to the "On Screen Display".
Definition: osd.h:729
int numBitmaps
Definition: osd.h:739
cOsd(int Left, int Top, uint Level)
Initializes the OSD with the given coordinates.
Definition: osd.c:1848
virtual eOsdError SetPalette(const cPalette &Palette, int Area)
Sets the Palette for the given Area (the first area is numbered 0).
Definition: osd.c:2098
uint level
Definition: osd.h:743
bool IsTrueColor(void) const
Returns 'true' if this is a true color OSD (providing full 32 bit color depth).
Definition: osd.h:821
virtual const cSize & MaxPixmapSize(void) const
Returns the maximum possible size of a pixmap this OSD can create.
Definition: osd.c:1909
int top
Definition: osd.h:742
virtual void DrawImage(const cPoint &Point, const cImage &Image)
Draws the given Image on this OSD at the given Point.
Definition: osd.c:2109
static int osdHeight
Definition: osd.h:732
virtual void SetActive(bool On)
Sets this OSD to be the active one.
Definition: osd.h:767
int Width(void)
Definition: osd.h:826
static int OsdHeight(void)
Definition: osd.h:813
bool isTrueColor
Definition: osd.h:736
cVector< cPixmap * > pixmaps
Definition: osd.h:741
virtual eOsdError SetAreas(const tArea *Areas, int NumAreas)
Sets the sub-areas to the given areas.
Definition: osd.c:2029
virtual void DrawBitmap(int x, int y, const cBitmap &Bitmap, tColor ColorFg=0, tColor ColorBg=0, bool ReplacePalette=false, bool Overlay=false)
Sets the pixels in the OSD with the data from the given Bitmap, putting the upper left corner of the ...
Definition: osd.c:2131
virtual void DrawEllipse(int x1, int y1, int x2, int y2, tColor Color, int Quadrants=0)
Draws a filled ellipse defined by the upper left (x1, y1) and lower right (x2, y2) corners with the g...
Definition: osd.c:2171
cBitmap * GetBitmap(int Area)
Returns a pointer to the bitmap for the given Area, or NULL if no such bitmap exists.
Definition: osd.c:1904
virtual void DestroyPixmap(cPixmap *Pixmap)
Destroys the given Pixmap, which has previously been created by a call to CreatePixmap().
Definition: osd.c:1926
void SetAntiAliasGranularity(uint FixedColors, uint BlendColors)
Allows the system to optimize utilization of the limited color palette entries when generating blende...
Definition: osd.c:1896
virtual void DrawPixel(int x, int y, tColor Color)
Sets the pixel at the given coordinates to the given Color, which is a full 32 bit ARGB value.
Definition: osd.c:2121
bool active
Definition: osd.h:744
virtual eOsdError CanHandleAreas(const tArea *Areas, int NumAreas)
Checks whether the OSD can display the given set of sub-areas.
Definition: osd.c:2007
static int osdWidth
Definition: osd.h:732
cPixmap * AddPixmap(cPixmap *Pixmap)
Adds the given Pixmap to the list of currently active pixmaps in this OSD.
Definition: osd.c:1943
cPixmap * RenderPixmaps(void)
Renders the dirty part of all pixmaps into a resulting pixmap that shall be displayed on the OSD.
Definition: osd.c:1956
static int OsdTop(void)
Definition: osd.h:811
static int osdLeft
Definition: osd.h:732
virtual cPixmap * CreatePixmap(int Layer, const cRect &ViewPort, const cRect &DrawPort=cRect::Null)
Creates a new true color pixmap on this OSD (see cPixmap for details).
Definition: osd.c:1914
static void SetOsdPosition(int Left, int Top, int Width, int Height)
Sets the position and size of the OSD to the given values.
Definition: osd.c:1888
virtual void SaveRegion(int x1, int y1, int x2, int y2)
Saves the region defined by the given coordinates for later restoration through RestoreRegion().
Definition: osd.c:2064
virtual void DrawScaledBitmap(int x, int y, const cBitmap &Bitmap, double FactorX, double FactorY, bool AntiAlias=false)
Sets the pixels in the OSD with the data from the given Bitmap, putting the upper left corner of the ...
Definition: osd.c:2141
virtual void Flush(void)
Actually commits all data to the OSD hardware.
Definition: osd.c:2191
virtual void DrawRectangle(int x1, int y1, int x2, int y2, tColor Color)
Draws a filled rectangle defined by the upper left (x1, y1) and lower right (x2, y2) corners with the...
Definition: osd.c:2161
int Left(void)
Definition: osd.h:824
static int OsdLeft(void)
Definition: osd.h:810
cBitmap * bitmaps[MAXOSDAREAS]
Definition: osd.h:738
virtual void DrawSlope(int x1, int y1, int x2, int y2, tColor Color, int Type)
Draws a "slope" into the rectangle defined by the upper left (x1, y1) and lower right (x2,...
Definition: osd.c:2181
static cMutex mutex
Definition: osd.h:735
int left
Definition: osd.h:742
cPixmapMemory * savedPixmap
Definition: osd.h:740
static int OsdWidth(void)
Definition: osd.h:812
int height
Definition: osd.h:742
static int osdTop
Definition: osd.h:732
int Top(void)
Definition: osd.h:825
virtual void RestoreRegion(void)
Restores the region previously saved by a call to SaveRegion().
Definition: osd.c:2080
static cVector< cOsd * > Osds
Definition: osd.h:733
cBitmap * savedBitmap
Definition: osd.h:737
static cSize maxPixmapSize
Definition: osd.h:734
virtual ~cOsd()
Shuts down the OSD.
Definition: osd.c:1869
bool Active(void)
Definition: osd.h:766
int width
Definition: osd.h:742
int Height(void)
Definition: osd.h:827
static int IsOpen(void)
Returns true if there is currently a level 0 OSD open.
Definition: osd.h:819
virtual void DrawText(int x, int y, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width=0, int Height=0, int Alignment=taDefault)
Draws the given string at coordinates (x, y) with the given foreground and background color and font.
Definition: osd.c:2151
Definition: osd.h:88
tColor Color(int Index) const
Returns the color at the given Index.
Definition: osd.h:119
tColor Blend(tColor ColorFg, tColor ColorBg, uint8_t Level) const
Determines a color that consists of a linear blend between ColorFg and ColorBg.
Definition: osd.c:216
void Reset(void)
Resets the palette, making it contain no colors.
Definition: osd.c:138
void Replace(const cPalette &Palette)
Replaces the colors of this palette with the colors from the given palette.
Definition: osd.c:208
const tColor * Colors(int &NumColors) const
Returns a pointer to the complete color table and stores the number of valid entries in NumColors.
Definition: osd.c:185
int maxColors
Definition: osd.h:92
virtual ~cPalette()
Definition: osd.c:123
bool modified
Definition: osd.h:93
tIndex tIndexes[MAXNUMCOLORS]
Definition: osd.h:96
int bpp
Definition: osd.h:91
void SetBpp(int Bpp)
Sets the color depth of this palette to the given value.
Definition: osd.c:165
void SetColor(int Index, tColor Color)
Sets the palette entry at Index to Color.
Definition: osd.c:172
tColor color[MAXNUMCOLORS]
Definition: osd.h:90
void SetAntiAliasGranularity(uint FixedColors, uint BlendColors)
Allows the system to optimize utilization of the limited color palette entries when generating blende...
Definition: osd.c:127
int Index(tColor Color)
Returns the index of the given Color (the first color has index 0).
Definition: osd.c:144
int ClosestColor(tColor Color, int MaxDiff=INT_MAX) const
Returns the index of a color in this palette that is closest to the given Color.
Definition: osd.c:235
int numColors
Definition: osd.h:92
cPalette(int Bpp=8)
Initializes the palette with the given color depth.
Definition: osd.c:117
double antiAliasGranularity
Definition: osd.h:94
int Bpp(void) const
Definition: osd.h:111
void Take(const cPalette &Palette, tIndexes *Indexes=NULL, tColor ColorFg=0, tColor ColorBg=0)
Takes the colors from the given Palette and adds them to this palette, using existing entries if poss...
Definition: osd.c:191
virtual void Pan(const cPoint &Dest, const cRect &Source=cRect::Null)
Does the same as Scroll(), but also shifts the draw port accordingly, so that the view port doesn't g...
Definition: osd.c:1817
virtual void Scroll(const cPoint &Dest, const cRect &Source=cRect::Null)
Scrolls the data in the pixmap's draw port to the given Dest point.
Definition: osd.c:1783
virtual void Clear(void)
Clears the pixmap's draw port by setting all pixels to be fully transparent.
Definition: osd.c:1162
bool panning
Definition: osd.h:693
virtual void Copy(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest)
Copies the part of the given Pixmap covered by Source into this pixmap at location Dest.
Definition: osd.c:1756
cPixmapMemory(void)
Definition: osd.c:1144
virtual ~cPixmapMemory()
Definition: osd.c:1157
virtual void Render(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest)
Renders the part of the given Pixmap covered by Source into this pixmap at location Dest.
Definition: osd.c:1721
const uint8_t * Data(void)
Definition: osd.h:698
virtual void DrawBlendedPixel(const cPoint &Point, tColor Color, uint8_t AlphaLayer=ALPHA_OPAQUE)
Like DrawPixel(), but with an additional AlphaLayer, and works on any pixmap, not only the background...
Definition: osd.c:1276
virtual void DrawSlope(const cRect &Rect, tColor Color, int Type)
Draws a "slope" with the given Color into the given rectangle.
Definition: osd.c:1621
virtual void DrawBitmap(const cPoint &Point, const cBitmap &Bitmap, tColor ColorFg=0, tColor ColorBg=0, bool Overlay=false)
Sets the pixels in the OSD with the data from the given Bitmap, putting the upper left corner of the ...
Definition: osd.c:1294
virtual void DrawImage(const cPoint &Point, const cImage &Image)
Draws the given Image into this pixmap at the given Point.
Definition: osd.c:1230
virtual void DrawText(const cPoint &Point, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width=0, int Height=0, int Alignment=taDefault)
Draws the given string at Point with the given foreground and background color and font.
Definition: osd.c:1321
virtual void Fill(tColor Color)
Fills the pixmap's draw port with the given Color.
Definition: osd.c:1170
virtual void DrawEllipse(const cRect &Rect, tColor Color, int Quadrants=0)
Draws a filled ellipse with the given Color that fits into the given rectangle.
Definition: osd.c:1397
tColor * data
Definition: osd.h:692
virtual void DrawPixel(const cPoint &Point, tColor Color)
Sets the pixel at the given Point to the given Color, which is a full 32 bit ARGB value.
Definition: osd.c:1262
virtual void DrawRectangle(const cRect &Rect, tColor Color)
Draws a filled rectangle with the given Color.
Definition: osd.c:1370
cPixmapMutexLock(void)
Definition: osd.h:682
Definition: osd.h:454
virtual void DrawPixmap(const cPixmap *Pixmap, const cRect &Dirty)
Draws the Dirty part of the given Pixmap into this pixmap.
Definition: osd.c:1179
virtual ~cPixmap()
Definition: osd.h:467
virtual void DrawBlendedPixel(const cPoint &Point, tColor Color, uint8_t AlphaLayer=ALPHA_OPAQUE)
Like DrawPixel(), but with an additional AlphaLayer, and works on any pixmap, not only the background...
Definition: osd.h:610
const cRect & DrawPort(void) const
Returns the pixmap's draw port, which is relative to the view port.
Definition: osd.h:543
bool Tile(void) const
Definition: osd.h:538
int alpha
Definition: osd.h:460
virtual void SetViewPort(const cRect &Rect)
Sets the pixmap's view port to the given Rect.
Definition: osd.c:1068
virtual void DrawSlope(const cRect &Rect, tColor Color, int Type)=0
Draws a "slope" with the given Color into the given rectangle.
cPixmap(void)
Definition: osd.c:962
static void Unlock(void)
Definition: osd.h:535
virtual void DrawImage(const cPoint &Point, int ImageHandle)=0
Draws the image referenced by the given ImageHandle into this pixmap at the given Point.
virtual void Clear(void)=0
Clears the pixmap's draw port by setting all pixels to be fully transparent.
void MarkViewPortDirty(const cRect &Rect)
Marks the given rectangle of the view port of this pixmap as dirty.
Definition: osd.c:987
cRect dirtyDrawPort
Definition: osd.h:465
cRect viewPort
Definition: osd.h:462
int Alpha(void) const
Definition: osd.h:537
virtual void DrawImage(const cPoint &Point, const cImage &Image)=0
Draws the given Image into this pixmap at the given Point.
virtual void Pan(const cPoint &Dest, const cRect &Source=cRect::Null)=0
Does the same as Scroll(), but also shifts the draw port accordingly, so that the view port doesn't g...
virtual void DrawRectangle(const cRect &Rect, tColor Color)=0
Draws a filled rectangle with the given Color.
virtual void SetDrawPortPoint(const cPoint &Point, bool Dirty=true)
Sets the pixmap's draw port to the given Point.
Definition: osd.c:1085
static void Lock(void)
All public member functions of cPixmap set locks as necessary to make sure they are thread-safe (unle...
Definition: osd.h:529
static cMutex mutex
Definition: osd.h:458
virtual void SetLayer(int Layer)
Sets the layer of this pixmap to the given value.
Definition: osd.c:1024
virtual void DrawBitmap(const cPoint &Point, const cBitmap &Bitmap, tColor ColorFg=0, tColor ColorBg=0, bool Overlay=false)=0
Sets the pixels in the OSD with the data from the given Bitmap, putting the upper left corner of the ...
const cRect & ViewPort(void) const
Returns the pixmap's view port, which is relative to the OSD's origin.
Definition: osd.h:539
void MarkDrawPortDirty(const cRect &Rect)
Marks the given rectangle of the draw port of this pixmap as dirty.
Definition: osd.c:999
void SetClean(void)
Resets the "dirty" rectangles of this pixmap.
Definition: osd.c:1019
virtual void DrawPixel(const cPoint &Point, tColor Color)=0
Sets the pixel at the given Point to the given Color, which is a full 32 bit ARGB value.
virtual void Copy(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest)=0
Copies the part of the given Pixmap covered by Source into this pixmap at location Dest.
virtual void Fill(tColor Color)=0
Fills the pixmap's draw port with the given Color.
const cRect & DirtyDrawPort(void) const
Returns the "dirty" rectangle in the draw port of this this pixmap.
Definition: osd.h:554
virtual void DrawEllipse(const cRect &Rect, tColor Color, int Quadrants=0)=0
Draws a filled ellipse with the given Color that fits into the given rectangle.
bool tile
Definition: osd.h:461
cRect dirtyViewPort
Definition: osd.h:464
virtual void DrawText(const cPoint &Point, const char *s, tColor ColorFg, tColor ColorBg, const cFont *Font, int Width=0, int Height=0, int Alignment=taDefault)=0
Draws the given string at Point with the given foreground and background color and font.
virtual void Render(const cPixmap *Pixmap, const cRect &Source, const cPoint &Dest)=0
Renders the part of the given Pixmap covered by Source into this pixmap at location Dest.
virtual void SetAlpha(int Alpha)
Sets the alpha value of this pixmap to the given value.
Definition: osd.c:1046
int layer
Definition: osd.h:459
const cRect & DirtyViewPort(void) const
Returns the "dirty" rectangle this pixmap causes on the OSD.
Definition: osd.h:547
cRect drawPort
Definition: osd.h:463
virtual void Scroll(const cPoint &Dest, const cRect &Source=cRect::Null)=0
Scrolls the data in the pixmap's draw port to the given Dest point.
virtual void SetTile(bool Tile)
Sets the tile property of this pixmap to the given value.
Definition: osd.c:1057
int Layer(void) const
Definition: osd.h:536
Definition: osd.h:306
cPoint(void)
Definition: osd.h:311
void SetY(int Y)
Definition: osd.h:321
cPoint operator-(void) const
Definition: osd.h:316
int Y(void) const
Definition: osd.h:319
int X(void) const
Definition: osd.h:318
cPoint operator-(const cPoint &Point) const
Definition: osd.h:317
cPoint(int X, int Y)
Definition: osd.h:312
cPoint(const cPoint &Point)
Definition: osd.h:313
bool operator!=(const cPoint &Point) const
Definition: osd.h:315
void Set(int X, int Y)
Definition: osd.h:322
void Set(const cPoint &Point)
Definition: osd.h:323
void SetX(int X)
Definition: osd.h:320
bool operator==(const cPoint &Point) const
Definition: osd.h:314
cPoint Shifted(int Dx, int Dy) const
Definition: osd.h:326
void Shift(int Dx, int Dy)
Definition: osd.h:324
int y
Definition: osd.h:309
int x
Definition: osd.h:308
cPoint Shifted(const cPoint &Dp) const
Definition: osd.h:327
void Shift(const cPoint &Dp)
Definition: osd.h:325
Definition: osd.h:352
static const cRect Null
Definition: osd.h:357
void Combine(const cRect &Rect)
Combines this rectangle with the given Rect.
Definition: osd.c:934
bool operator!=(const cRect &Rect) const
Definition: osd.h:364
int Top(void) const
Definition: osd.h:370
cRect(const cSize &Size)
Definition: osd.h:361
void SetHeight(int Height)
Definition: osd.h:384
cSize size
Definition: osd.h:355
void Set(cPoint Point, cSize Size)
Definition: osd.h:376
void SetSize(const cSize &Size)
Definition: osd.h:380
void Shift(const cPoint &Dp)
Definition: osd.h:390
bool Intersects(const cRect &Rect) const
Returns true if this rectangle intersects with Rect.
Definition: osd.c:914
bool Contains(const cPoint &Point) const
Returns true if this rectangle contains Point.
Definition: osd.c:898
void SetPoint(int X, int Y)
Definition: osd.h:377
cRect Intersected(const cRect &Rect) const
Returns the intersection of this rectangle and the given Rect.
Definition: osd.c:922
int Height(void) const
Definition: osd.h:368
int Left(void) const
Definition: osd.h:369
int Bottom(void) const
Definition: osd.h:372
void SetSize(int Width, int Height)
Definition: osd.h:379
int Y(void) const
Definition: osd.h:366
bool operator==(const cRect &Rect) const
Definition: osd.h:363
void SetRight(int Right)
Definition: osd.h:387
const cSize & Size(void) const
Definition: osd.h:374
int X(void) const
Definition: osd.h:365
void SetPoint(const cPoint &Point)
Definition: osd.h:378
void Grow(int Dx, int Dy)
Grows the rectangle by the given number of pixels in either direction.
Definition: osd.c:892
int Right(void) const
Definition: osd.h:371
void SetTop(int Top)
Definition: osd.h:386
void SetX(int X)
Definition: osd.h:381
void SetLeft(int Left)
Definition: osd.h:385
cRect Shifted(int Dx, int Dy) const
Definition: osd.h:391
void SetBottom(int Bottom)
Definition: osd.h:388
cPoint point
Definition: osd.h:354
void SetY(int Y)
Definition: osd.h:382
cRect(void)
Definition: osd.h:358
void Shift(int Dx, int Dy)
Definition: osd.h:389
cRect(const cRect &Rect)
Definition: osd.h:362
void SetWidth(int Width)
Definition: osd.h:383
int Width(void) const
Definition: osd.h:367
cRect Combined(const cRect &Rect) const
Returns the surrounding rectangle that contains this rectangle and the given Rect.
Definition: osd.h:407
cRect Grown(int Dw, int Dh) const
Definition: osd.h:396
const cPoint & Point(void) const
Definition: osd.h:373
cRect(int X, int Y, int Width, int Height)
Definition: osd.h:359
cRect Shifted(const cPoint &Dp) const
Definition: osd.h:392
cRect Combined(const cPoint &Point) const
Returns the surrounding rectangle that contains this rectangle and the given Point.
Definition: osd.h:412
cRect(const cPoint &Point, const cSize &Size)
Definition: osd.h:360
bool IsEmpty(void) const
Returns true if this rectangle is empty.
Definition: osd.h:415
void Set(int X, int Y, int Width, int Height)
Definition: osd.h:375
int OSDHeight
Definition: config.h:323
int OSDTop
Definition: config.h:323
int OSDLeft
Definition: config.h:323
int OSDWidth
Definition: config.h:323
Definition: osd.h:330
bool Contains(const cPoint &Point) const
Definition: osd.h:347
int width
Definition: osd.h:332
cSize(int Width, int Height)
Definition: osd.h:336
void Set(const cSize &Size)
Definition: osd.h:346
void Grow(int Dw, int Dh)
Definition: osd.h:348
void SetWidth(int Width)
Definition: osd.h:343
int Height(void) const
Definition: osd.h:342
int Width(void) const
Definition: osd.h:341
cSize(void)
Definition: osd.h:335
void Set(int Width, int Height)
Definition: osd.h:345
void SetHeight(int Height)
Definition: osd.h:344
int height
Definition: osd.h:333
bool operator!=(const cSize &Size) const
Definition: osd.h:339
cSize Grown(int Dw, int Dh) const
Definition: osd.h:349
bool operator==(const cSize &Size) const
Definition: osd.h:338
cSize(const cSize &Size)
Definition: osd.h:337
bool operator<(const cSize &Size) const
Definition: osd.h:340
int Height(void)
Definition: osd.h:1057
tColor colorBg
Definition: osd.h:1045
int Left(void)
Definition: osd.h:1054
void DrawText(void)
Definition: osd.c:2368
bool CanScroll(void)
Definition: osd.h:1061
int shown
Definition: osd.h:1046
int Total(void)
Definition: osd.h:1058
int height
Definition: osd.h:1043
cTextWrapper textWrapper
Definition: osd.h:1047
const cFont * font
Definition: osd.h:1044
cTextScroller(void)
Definition: osd.c:2330
void Scroll(bool Up, bool Page)
Definition: osd.c:2376
int Top(void)
Definition: osd.h:1055
int Offset(void)
Definition: osd.h:1059
void Set(cOsd *Osd, int Left, int Top, int Width, int Height, const char *Text, const cFont *Font, tColor ColorFg, tColor ColorBg)
Definition: osd.c:2346
void Reset(void)
Definition: osd.c:2363
tColor colorFg
Definition: osd.h:1045
int left
Definition: osd.h:1043
int width
Definition: osd.h:1043
int Shown(void)
Definition: osd.h:1060
cOsd * osd
Definition: osd.h:1042
int top
Definition: osd.h:1043
bool CanScrollDown(void)
Definition: osd.h:1063
int offset
Definition: osd.h:1046
int Width(void)
Definition: osd.h:1056
bool CanScrollUp(void)
Definition: osd.h:1062
int Lines(void)
Returns the actual number of lines needed to display the full wrapped text.
Definition: font.h:121
int Size(void) const
Definition: tools.h:721
cSetup Setup
Definition: config.c:372
uint32_t tColor
Definition: font.h:29
uint8_t tIndex
Definition: font.h:31
#define ALPHA_OPAQUE
Definition: osd.h:26
tColor AlphaBlend(tColor ColorFg, tColor ColorBg, uint8_t AlphaLayer=ALPHA_OPAQUE)
Definition: osd.c:81
eTextAlignment
Definition: osd.h:158
@ taCenter
Definition: osd.h:158
@ taBorder
Definition: osd.h:163
@ taTop
Definition: osd.h:161
@ taBottom
Definition: osd.h:162
@ taRight
Definition: osd.h:160
@ taDefault
Definition: osd.h:164
@ taLeft
Definition: osd.h:159
@ clrBlue
Definition: osd.h:39
@ clrWhite
Definition: osd.h:41
@ clrRed
Definition: osd.h:35
@ clrYellow
Definition: osd.h:37
@ clrCyan
Definition: osd.h:40
@ clrBlack
Definition: osd.h:34
@ clrMagenta
Definition: osd.h:38
@ clrGray50
Definition: osd.h:33
@ clrTransparent
Definition: osd.h:32
@ clrGreen
Definition: osd.h:36
tColor RgbShade(tColor Color, double Factor)
Returns a brighter (Factor > 0) or darker (Factor < 0) version of the given Color.
Definition: osd.c:43
#define MAXNUMCOLORS
Definition: osd.h:24
eOsdError
Definition: osd.h:44
@ oeTooManyColors
Definition: osd.h:46
@ oeUnknown
Definition: osd.h:52
@ oeTooManyAreas
Definition: osd.h:45
@ oeWrongAreaSize
Definition: osd.h:51
@ oeAreasOverlap
Definition: osd.h:48
@ oeOutOfMemory
Definition: osd.h:50
@ oeWrongAlignment
Definition: osd.h:49
@ oeOk
Definition: osd.h:44
@ oeBppNotSupported
Definition: osd.h:47
tColor RgbToColor(uint8_t R, uint8_t G, uint8_t B)
Definition: osd.h:63
#define OSD_LEVEL_DEFAULT
Definition: osd.h:21
tColor ArgbToColor(uint8_t A, uint8_t R, uint8_t G, uint8_t B)
Definition: osd.h:58
#define MAXOSDAREAS
Definition: osd.h:716
tColor HsvToColor(double H, double S, double V)
Converts the given Hue (0..360), Saturation (0..1) and Value (0..1) to an RGB tColor value.
Definition: osd.c:19
#define MAXOSDIMAGES
Definition: osd.h:968
uint32_t tColor
Definition: osd.h:55
uint8_t tIndex
Definition: osd.h:56
static const cCursesFont Font
Definition: skincurses.c:31
Definition: osd.h:298
int Width(void) const
Definition: osd.h:301
int bpp
Definition: osd.h:300
int x2
Definition: osd.h:299
int y1
Definition: osd.h:299
int x1
Definition: osd.h:299
int Height(void) const
Definition: osd.h:302
bool Intersects(const tArea &Area) const
Definition: osd.h:303
int y2
Definition: osd.h:299