diff options
Diffstat (limited to 'dvbosd.h')
| -rw-r--r-- | dvbosd.h | 171 |
1 files changed, 13 insertions, 158 deletions
@@ -1,178 +1,33 @@ /* - * dvbosd.h: Interface to the DVB On Screen Display + * dvbosd.h: Implementation of the DVB On Screen Display * * See the main source file 'vdr.c' for copyright information and * how to reach the author. * - * $Id: dvbosd.h 1.10 2002/02/03 16:43:50 kls Exp $ + * $Id: dvbosd.h 1.11 2002/05/10 14:22:07 kls Exp $ */ #ifndef __DVBOSD_H #define __DVBOSD_H -#if defined(DEBUG_OSD) || defined(REMOTE_KBD) -#include <ncurses.h> -#undef ERR //XXX ncurses defines this - but this clashes with newer system header files -#endif #include <ost/osd.h> -#include <stdio.h> -#include "font.h" +#include "osdbase.h" -#define MAXNUMCOLORS 16 - -enum eDvbColor { -#ifdef DEBUG_OSD - clrBackground, - clrTransparent = clrBackground, - clrBlack = clrBackground, - clrRed, - clrGreen, - clrYellow, - clrBlue, - clrMagenta, - clrCyan, - clrWhite, -#else - clrTransparent = 0x00000000, - clrBackground = 0x7F000000, // 50% gray - clrBlack = 0xFF000000, - clrRed = 0xFF1414FC, - clrGreen = 0xFF24FC24, - clrYellow = 0xFF24C0FC, - clrMagenta = 0xFFFC00B0, - clrBlue = 0xFFFC0000, - clrCyan = 0xFFFCFC00, - clrWhite = 0xFFFCFCFC, -#endif - }; - -class cPalette { -private: - eDvbColor color[MAXNUMCOLORS]; - int maxColors, numColors; - bool used[MAXNUMCOLORS]; - bool fetched[MAXNUMCOLORS]; - bool full; -protected: - typedef unsigned char tIndexes[MAXNUMCOLORS]; -public: - cPalette(int Bpp); - int Index(eDvbColor Color); - void Reset(void); - const eDvbColor *Colors(int &FirstColor, int &LastColor); - void Take(const cPalette &Palette, tIndexes *Indexes = NULL); - }; - -class cBitmap : public cPalette { -private: - cFont *font; - eDvbFont fontType; - void SetIndex(int x, int y, char Index); - char *bitmap; - bool clearWithBackground; -protected: - int width, height; - int dirtyX1, dirtyY1, dirtyX2, dirtyY2; -public: - cBitmap(int Width, int Height, int Bpp, bool ClearWithBackground = true); - virtual ~cBitmap(); - bool ClearWithBackground(void) { return clearWithBackground; } - eDvbFont SetFont(eDvbFont Font); - bool Dirty(int &x1, int &y1, int &x2, int &y2); - void SetPixel(int x, int y, eDvbColor Color); - void SetBitmap(int x, int y, const cBitmap &Bitmap); - int Width(void) { return width; } - int Width(unsigned char c); - int Width(const char *s); - void Text(int x, int y, const char *s, eDvbColor ColorFg = clrWhite, eDvbColor ColorBg = clrBackground); - void Fill(int x1, int y1, int x2, int y2, eDvbColor Color); - void Clean(void); - void Clear(void); - const char *Data(int x, int y); - }; - -#define MAXNUMWINDOWS 7 // OSD windows are counted 1...7 - -class cWindow; - -typedef int tWindowHandle; - -// '-1' is used as an error return value! -#define ALL_WINDOWS (-2) -#define ALL_TILED_WINDOWS (-3) -#define LAST_CREATED_WINDOW (-4) - -class cDvbOsd { +class cDvbOsd : public cOsd { private: int videoDev; - int numWindows; - int x0, y0; - cWindow *window[MAXNUMWINDOWS]; bool SetWindow(cWindow *Window); void Cmd(OSD_Command cmd, int color = 0, int x0 = 0, int y0 = 0, int x1 = 0, int y1 = 0, const void *data = NULL); - cWindow *GetWindow(int x, int y); - cWindow *GetWindow(tWindowHandle Window); +protected: + virtual bool OpenWindow(cWindow *Window); + virtual void CommitWindow(cWindow *Window); + virtual void ShowWindow(cWindow *Window); + virtual void HideWindow(cWindow *Window, bool Hide); + virtual void MoveWindow(cWindow *Window, int x, int y); + virtual void CloseWindow(cWindow *Window); public: - cDvbOsd(int VideoDev, int x, int y, int w = -1, int h = -1, int Bpp = -1); - // Initializes the OSD on the given VideoDev, starting at screen coordinates - // (x, y). If w, h and Bpp are given, one window with that width, height and - // color depth will be created - otherwise the actual windows will have to - // be created by separate calls to Create(). - ~cDvbOsd(); - // Destroys all windows and shuts down the OSD. - tWindowHandle Create(int x, int y, int w, int h, int Bpp, bool ClearWithBackground = true, bool Tiled = true); - // Creates a window at coordinates (x, y), which are relative to the OSD's - // origin given in the constructor, with the given width, height and color - // depth. ClearWithBackground controls whether the window will be filled with - // clrBackground when it is cleared. Setting this to 'false' may be useful - // for windows that don't need clrBackground but want to save this color - // palette entry for a different color. Tiled controls whether this will - // be part of a multi section OSD (with several windows that all have - // different color depths and palettes and form one large OSD area), or - // whether this is a "standalone" window that will be drawn "in front" - // of any windows defined *after* this one (this can be used for highlighting - // certain parts of the OSD, as would be done in a 'cursor'). - // Returns a handle that can be used to identify this window. - void AddColor(eDvbColor Color, tWindowHandle Window = LAST_CREATED_WINDOW); - // Adds the Color to the color palette of the given window if it is not - // already contained in the palette (and if the palette still has free - // slots for new colors). The default value LAST_CREATED_WINDOW will - // access the most recently created window, without the need of explicitly - // using a window handle. - void Flush(void); - // Actually commits all data of all windows to the OSD. - void Clear(tWindowHandle Window = ALL_TILED_WINDOWS); - // Clears the given window. If ALL_TILED_WINDOWS is given, only the tiled - // windows will be cleared, leaving the standalone windows untouched. If - // ALL_WINDOWS is given, the standalone windows will also be cleared. - void Fill(int x1, int y1, int x2, int y2, eDvbColor Color, tWindowHandle Window = ALL_TILED_WINDOWS); - // Fills the rectangle defined by the upper left (x1, y2) and lower right - // (x2, y2) corners with the given Color. If a specific window is given, - // the coordinates are relative to that window's upper left corner. - // Otherwise they are relative to the upper left corner of the entire OSD. - // If all tiled windows are selected, only that window which contains the - // point (x1, y1) will actually be filled. - void SetBitmap(int x, int y, const cBitmap &Bitmap, tWindowHandle Window = ALL_TILED_WINDOWS); - // Sets the pixels within the given window with the data from the given - // Bitmap. See Fill() for details about the coordinates. - int Width(unsigned char c); - // Returns the width (in pixels) of the given character in the current font. - int Width(const char *s); - // Returns the width (in pixels) of the given string in the current font. - eDvbFont SetFont(eDvbFont Font); - // Sets the current font for subsequent Width() and Text() operations. - void Text(int x, int y, const char *s, eDvbColor ColorFg = clrWhite, eDvbColor ColorBg = clrBackground, tWindowHandle Window = ALL_TILED_WINDOWS); - // Writes the given string at coordinates (x, y) with the given foreground - // and background color into the given window (see Fill() for details - // about the coordinates). - void Relocate(tWindowHandle Window, int x, int y, int NewWidth = -1, int NewHeight = -1); - // Moves the given window to the new location at (x, y). If NewWidth and - // NewHeight are also given, the window will also be resized to the new - // width and height. - void Hide(tWindowHandle Window); - // Hides the given window. - void Show(tWindowHandle Window); - // Shows the given window. + cDvbOsd(int VideoDev, int x, int y); + virtual ~cDvbOsd(); }; #endif //__DVBOSD_H |