/*
*********************************************************************************************************
*                                               uC/GUI
*                        Universal graphic software for embedded applications
*
*                     (c) Copyright 2002-2010, Micrium Inc., Weston, FL
*                     (c) Copyright 2002-2010, SEGGER Microcontroller Systeme GmbH
*
*               All rights reserved. Protected by international copyright laws.
*
*               uC/GUI is provided in source form to registered licensees ONLY.  It is
*               illegal to distribute this source code to any third party unless you receive
*               written permission by an authorized Micrium representative.  Knowledge of
*               the source code may NOT be used to develop a similar product.
*
*               Please help us continue to provide the Embedded community with the finest
*               software available.  Your honesty is greatly appreciated.
*
*               You can contact us at www.micrium.com.
*********************************************************************************************************
*/

/*
*********************************************************************************************************
* Filename      : LCD.h
* Version       : 5.04a
* Purpose       : Declares LCD interface functions.
*********************************************************************************************************
*/

#ifndef LCD_H
#define LCD_H

#include "GUI_ConfDefaults.h" /* Used for GUI_UNI_PTR */
#include "Global.h"

#if defined(__cplusplus)
extern "C" {     /* Make sure we have C-declarations in C++ programs */
#endif

/*********************************************************************
*
*       Basic type defines
*
* The follwing are defines for types used in the LCD-driver and the
* GUI layers on top of that. Since "C" does not provide data types of
* fixed length which are identical on all platforms, this is done here.
* For most 16/32 controllers, the settings will work fine. However, if
* you have similar defines in other sections of your program, you might
* want to change or relocate these defines, e.g. in a TYPE.h file.
*/
#define I16P I16              /*   signed 16 bits OR MORE ! */
#define U16P U16              /* unsigned 16 bits OR MORE ! */

/*********************************************************************
*
*       Settings for windows simulation
*
* Some settings in the configuration may conflict with the values required
* in the Simulation. This is why we ignore the target settings for data
* types and use the correct settings for the simulation.
* (U32 could be defined as long, which would yield a 64 bit type on
* the PC)
*/
#ifdef WIN32
  #pragma warning( disable : 4244 )  // Disable warning messages in simulation
  #pragma warning( disable : 4761 )  // Disable warning "integral size mismatch in argument; conversion supplied"
#endif                                      

/*********************************************************************
*
*       Constants
*/
#define LCD_ERR0 (0x10)
#define LCD_ERR_CONTROLLER_NOT_FOUND (LCD_ERR0+1)
#define LCD_ERR_MEMORY               (LCD_ERR0+2)

/*********************************************************************
*
*       Drawing modes
*/
#define LCD_DRAWMODE_NORMAL (0)
#define LCD_DRAWMODE_XOR    (1<<0)
#define LCD_DRAWMODE_TRANS  (1<<1)
#define LCD_DRAWMODE_REV    (1<<2)

/*********************************************************************
*
*       Typedefs
*/
typedef int LCD_DRAWMODE;
typedef U32 LCD_COLOR;
 
/*********************************************************************
*
*       Data structures
*/
typedef struct { I16P x,y; } GUI_POINT;
typedef struct { I16 x0,y0,x1,y1; } LCD_RECT;

typedef struct {
  int              NumEntries; 
  char             HasTrans;         
  const LCD_COLOR GUI_UNI_PTR * pPalEntries; 
} LCD_LOGPALETTE; 

/* This is used for the simulation only ! */
typedef struct {
  int x,y;
  unsigned char KeyStat;
} LCD_tMouseState;

typedef struct {
  int               NumEntries; 
  const LCD_COLOR * pPalEntries; 
} LCD_PHYSPALETTE; 

/*********************************************************************
*
*       LCD_L0_... color conversion
*/
typedef LCD_COLOR      tLCDDEV_Index2Color  (unsigned Index);
typedef unsigned int   tLCDDEV_Color2Index  (LCD_COLOR Color);
typedef unsigned int   tLCDDEV_GetIndexMask (void);

/*********************************************************************
*
*       Color conversion API tables
*/
typedef struct {
  tLCDDEV_Color2Index  * pfColor2Index;
  tLCDDEV_Index2Color  * pfIndex2Color;
  tLCDDEV_GetIndexMask * pfGetIndexMask;
} LCD_API_COLOR_CONV;

extern const LCD_API_COLOR_CONV LCD_API_ColorConv_0;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_1;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M1;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_2;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M2;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_4;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M4;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_5;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_111;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_222;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_233;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_323;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_332;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_444_12;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_444_12_1;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_444_16;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_555;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_565;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_556;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_655;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_666;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_822216;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_84444;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_8666;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_8666_1;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_888;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_8888;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M111;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M222;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M233;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M323;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M332;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M444_12;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M444_16;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M555;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M565;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M556;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M655;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M666;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M8565;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M888;
extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M8888;

extern const LCD_API_COLOR_CONV LCD_API_ColorConv_M3454;


#define GUICC_0        &LCD_API_ColorConv_0
#define GUICC_1        &LCD_API_ColorConv_1
#define GUICC_M1       &LCD_API_ColorConv_M1
#define GUICC_2        &LCD_API_ColorConv_2
#define GUICC_M2       &LCD_API_ColorConv_M2
#define GUICC_4        &LCD_API_ColorConv_4
#define GUICC_M4       &LCD_API_ColorConv_M4
#define GUICC_5        &LCD_API_ColorConv_5
#define GUICC_111      &LCD_API_ColorConv_111
#define GUICC_222      &LCD_API_ColorConv_222
#define GUICC_233      &LCD_API_ColorConv_233
#define GUICC_323      &LCD_API_ColorConv_323
#define GUICC_332      &LCD_API_ColorConv_332
#define GUICC_444_12   &LCD_API_ColorConv_444_12
#define GUICC_444_12_1 &LCD_API_ColorConv_444_12_1
#define GUICC_444_16   &LCD_API_ColorConv_444_16
#define GUICC_555      &LCD_API_ColorConv_555
#define GUICC_565      &LCD_API_ColorConv_565
#define GUICC_556      &LCD_API_ColorConv_556
#define GUICC_655      &LCD_API_ColorConv_655
#define GUICC_666      &LCD_API_ColorConv_666
#define GUICC_822216   &LCD_API_ColorConv_822216
#define GUICC_84444    &LCD_API_ColorConv_84444
#define GUICC_8666     &LCD_API_ColorConv_8666
#define GUICC_8666_1   &LCD_API_ColorConv_8666_1
#define GUICC_888      &LCD_API_ColorConv_888
#define GUICC_8888     &LCD_API_ColorConv_8888
#define GUICC_M111     &LCD_API_ColorConv_M111
#define GUICC_M222     &LCD_API_ColorConv_M222
#define GUICC_M233     &LCD_API_ColorConv_M233
#define GUICC_M323     &LCD_API_ColorConv_M323
#define GUICC_M332     &LCD_API_ColorConv_M332
#define GUICC_M444_12  &LCD_API_ColorConv_M444_12
#define GUICC_M444_16  &LCD_API_ColorConv_M444_16
#define GUICC_M555     &LCD_API_ColorConv_M555
#define GUICC_M565     &LCD_API_ColorConv_M565
#define GUICC_M556     &LCD_API_ColorConv_M556
#define GUICC_M655     &LCD_API_ColorConv_M655
#define GUICC_M666     &LCD_API_ColorConv_M666
#define GUICC_M8565    &LCD_API_ColorConv_M8565
#define GUICC_M888     &LCD_API_ColorConv_M888
#define GUICC_M8888    &LCD_API_ColorConv_M8888

/*********************************************************************
*
*       Compatibility defines for older versions
*/
#define GUI_COLOR_CONV_1    GUICC_1   
#define GUI_COLOR_CONV_2    GUICC_2   
#define GUI_COLOR_CONV_4    GUICC_4   
#define GUI_COLOR_CONV_8666 GUICC_8666
#define GUI_COLOR_CONV_888  GUICC_888 
#define GUI_COLOR_CONV_8888 GUICC_8888
#define GUI_COLOR_CONV_565  GUICC_565 
#define GUI_COLOR_CONV_M565 GUICC_M565

/*********************************************************************
*
*       LCDDEV function table
*
*  Below the routines which need to in an LCDDEV routine table are
*  defined. All of these routines have to be in the low-level driver
*  (LCD_L0) or in the memory device which can be used to replace the
*  driver.
*  The one exception to this is the SetClipRect routine, which would
*  be identical for all drivers and is therefor contained in the
*  level above (LCD).
*/
typedef void         tLCDDEV_DrawPixel    (int x, int y);
typedef void         tLCDDEV_DrawHLine    (int x0, int y0,  int x1);
typedef void         tLCDDEV_DrawVLine    (int x , int y0,  int y1);
typedef void         tLCDDEV_FillRect     (int x0, int y0, int x1, int y1);
typedef unsigned int tLCDDEV_GetPixelIndex(int x, int y);
typedef void         tLCDDEV_SetPixelIndex(int x, int y, int ColorIndex);
typedef void         tLCDDEV_XorPixel     (int x, int y);
typedef void         tLCDDEV_FillPolygon  (const GUI_POINT* pPoints, int NumPoints, int x0, int y0);
typedef void         tLCDDEV_FillPolygonAA(const GUI_POINT* pPoints, int NumPoints, int x0, int y0);
typedef void         tLCDDEV_GetRect      (LCD_RECT*pRect);
typedef int          tLCDDEV_Init         (void);
typedef void         tLCDDEV_On           (void);
typedef void         tLCDDEV_Off          (void);
typedef void         tLCDDEV_SetLUTEntry  (U8 Pos, LCD_COLOR color);
typedef void *       tLCDDEV_GetDevFunc   (int Index);
typedef I32          tLCDDEV_GetDevProp   (int Index);
typedef void         tLCDDEV_SetOrg       (int x, int y);

/*********************************************************************
*
*       Memory device API tables
*/
typedef struct GUI_DEVICE     GUI_DEVICE;
typedef struct GUI_DEVICE_API GUI_DEVICE_API;

typedef void tLCDDEV_DrawBitmap   (int x0, int y0, int xsize, int ysize,
                       int BitsPerPixel, int BytesPerLine,
                       const U8 GUI_UNI_PTR * pData, int Diff,
                       const void* pTrans);   /* Really LCD_PIXELINDEX, but is void to avoid compiler warnings*/
#define GUI_MEMDEV_APILIST_1  &GUI_MEMDEV_DEVICE_1
#define GUI_MEMDEV_APILIST_8  &GUI_MEMDEV_DEVICE_8
#define GUI_MEMDEV_APILIST_16 &GUI_MEMDEV_DEVICE_16
#define GUI_MEMDEV_APILIST_32 &GUI_MEMDEV_DEVICE_32

/*********************************************************************
*
*       Defines for device capabilities
*
* The following is the list of device capabilities which can, but do
* not have to be implemented in the driver. This way the driver can be
* enhanced in the future without affecting the driver interface,
* keeping older drivers compatible.
* More DevCaps can always be added in the future, as older drivers
* are guaranteed to return 0 for all unimplemented features or queries.
*
* The values below define the legal parameters to the LCD_GetDeviceCaps
* and the LCD_GetpCapFunc routines.
*/

#define LCD_DEVCAP_XSIZE             0x01    /* Quest horiz. res. of display */
#define LCD_DEVCAP_YSIZE             0x02    /* Quest vert. res. of display */
#define LCD_DEVCAP_VXSIZE            0x03    /* Quest vert. res. of virtual disp.*/
#define LCD_DEVCAP_VYSIZE            0x04    /* Quest vert. res. of virtual disp.*/
#define LCD_DEVCAP_XORG              0x05    /* X-origin ... usually 0 */
#define LCD_DEVCAP_YORG              0x06    /* Y-origin ... usually 0 */
#define LCD_DEVCAP_CONTROLLER        0x07    /* LCD Controller (Numerical) */
#define LCD_DEVCAP_BITSPERPIXEL      0x08    /* Bits per pixel ... 1/2/4/8 */
#define LCD_DEVCAP_NUMCOLORS         0x09    /* Quest number of colors */
#define LCD_DEVCAP_XMAG              0x0A
#define LCD_DEVCAP_YMAG              0x0B
#define LCD_DEVCAP_MIRROR_X          0x0C
#define LCD_DEVCAP_MIRROR_Y          0x0D
#define LCD_DEVCAP_SWAP_XY           0x0E
#define LCD_DEVCAP_SWAP_RB           0x0F

int LCD_GetXSizeMax(void);
int LCD_GetYSizeMax(void);
int LCD_GetVXSizeMax(void);
int LCD_GetVYSizeMax(void);
int LCD_GetBitsPerPixelMax(void);

int LCD_GetXSizeEx          (int LayerIndex);
int LCD_GetYSizeEx          (int LayerIndex);
int LCD_GetVXSizeEx         (int LayerIndex);
int LCD_GetVYSizeEx         (int LayerIndex);
int LCD_GetBitsPerPixelEx   (int LayerIndex);
U32 LCD_GetNumColorsEx      (int LayerIndex);
int LCD_GetXMagEx           (int LayerIndex);
int LCD_GetYMagEx           (int LayerIndex);
int LCD_GetMirrorXEx        (int LayerIndex);
int LCD_GetMirrorYEx        (int LayerIndex);
int LCD_GetSwapXYEx         (int LayerIndex);
int LCD_GetReversLUTEx      (int LayerIndex);
int LCD_GetPhysColorsInRAMEx(int LayerIndex);

int LCD_GetXSize            (void);
int LCD_GetYSize            (void);
int LCD_GetVXSize           (void);
int LCD_GetVYSize           (void);
int LCD_GetBitsPerPixel     (void);
U32 LCD_GetNumColors        (void);
int LCD_GetXMag             (void);
int LCD_GetYMag             (void);
int LCD_GetMirrorX          (void);
int LCD_GetMirrorY          (void);
int LCD_GetSwapXY           (void);
int LCD_GetReversLUT        (void);
int LCD_GetPhysColorsInRAM  (void);

I32 LCD__GetBPP      (U32 IndexMask);
I32 LCD__GetBPPDevice(U32 IndexMask);

tLCDDEV_Index2Color * LCD_GetpfIndex2ColorEx(int LayerIndex);
tLCDDEV_Color2Index * LCD_GetpfColor2IndexEx(int LayerIndex);

tLCDDEV_Color2Index * LCD_GetpfColor2Index(void);

int LCD_GetNumLayers(void);

LCD_COLOR * LCD_GetPalette  (void);
LCD_COLOR * LCD_GetPaletteEx(int LayerIndex);

/*********************************************************************
*
*       Values for requesting function pointers (display driver)
*/
                                       /* Request of a function pointer for... */
#define LCD_DEVFUNC_READRECT      0x01 /* ...reading a rectangular display area */
#define LCD_DEVFUNC_SETALPHA      0x02 /* ...setting the alpha blending factor */
#define LCD_DEVFUNC_SETPOS        0x03 /* ...setting the layer position */
#define LCD_DEVFUNC_GETPOS        0x04 /* ...getting the layer position */
#define LCD_DEVFUNC_SETSIZE       0x05 /* ...setting the layer size */
#define LCD_DEVFUNC_SETVIS        0x06 /* ...setting the visibility of a layer */
#define LCD_DEVFUNC_24BPP         0x07 /* ...drawing 24bpp bitmaps */
#define LCD_DEVFUNC_NEXT_PIXEL    0x08 /* ...drawing a bitmap pixel by pixel */
#define LCD_DEVFUNC_SET_VRAM_ADDR 0x09 /* ...setting the VRAM address */
#define LCD_DEVFUNC_SET_VSIZE     0x0A /* ...setting the VRAM size */
#define LCD_DEVFUNC_SET_SIZE      0x0B /* ...setting the display size */
#define LCD_DEVFUNC_INIT          0x0C /* ...initializing the display controller */
#define LCD_DEVFUNC_CONTROLCACHE  0x0D /* ...controlling the cache */
#define LCD_DEVFUNC_ON            0x0E /* ...switching the display on */
#define LCD_DEVFUNC_OFF           0x0F /* ...switching the display off */
#define LCD_DEVFUNC_SETLUTENTRY   0x10 /* ...setting a LUT entry */
#define LCD_DEVFUNC_FILLPOLY      0x11 /* ...filling a polygon */
#define LCD_DEVFUNC_FILLPOLYAA    0x12 /* ...filling an antialiased polygon */
#define LCD_DEVFUNC_ALPHAMODE     0x13 /* ...setting the alpha blending mode */
#define LCD_DEVFUNC_CHROMAMODE    0x14 /* ...setting the chroma blending mode */
#define LCD_DEVFUNC_CHROMA        0x15 /* ...setting the chroma values */

/*********************************************************************
*
*       Values for requesting function pointers (memory devices)
*/
                                          /* Request of a function pointer for... */
#define MEMDEV_DEVFUNC_WRITETOACTIVE 0x16 /* ...writing the memory device */

/*********************************************************************
*
*       Values for requesting data
*/
                                       /* Request pointer to... */
#define LCD_DEVDATA_MEMDEV        0x01 /* ...default memory device API */
#define LCD_DEVDATA_PHYSPAL       0x02 /* ...physical palette */

/*********************************************************************
*
*       Structures for passing data to LCD_X_DisplayDriver()
*/
typedef struct {
  void * pVRAM;
} LCD_X_SETVRAMADDR_INFO;

typedef struct {
  int xPos, yPos;
} LCD_X_SETORG_INFO;

typedef struct {
  LCD_COLOR Color;
  U8 Pos;
} LCD_X_SETLUTENTRY_INFO;

typedef struct {
  int xSize, ySize;
} LCD_X_SETSIZE_INFO;

typedef struct {
  int xPos, yPos;
} LCD_X_SETPOS_INFO;

typedef struct {
  int Alpha;
} LCD_X_SETALPHA_INFO;

typedef struct {
  int OnOff;
} LCD_X_SETVIS_INFO;

typedef struct {
  int AlphaMode;
} LCD_X_SETALPHAMODE_INFO;

typedef struct {
  int ChromaMode;
} LCD_X_SETCHROMAMODE_INFO;

typedef struct {
  LCD_COLOR ChromaMin;
  LCD_COLOR ChromaMax;
} LCD_X_SETCHROMA_INFO;

/*********************************************************************
*
*       Commands for LCD_X_DisplayDriver()
*/
#define LCD_X_INITCONTROLLER 0x01 /* Initializing the display controller */
#define LCD_X_SETVRAMADDR    0x02 /* Setting the video RAM address */
#define LCD_X_SETORG         0x03 /* Setting the origin within a layer */
#define LCD_X_SETLUTENTRY    0x04 /* Setting an entry of the LUT */
#define LCD_X_ON             0x05 /* Switching the display on */
#define LCD_X_OFF            0x06 /* Switching the display off */
#define LCD_X_SETSIZE        0x07 /* Setting the layer size */
#define LCD_X_SETPOS         0x08 /* Setting the layer position */
#define LCD_X_SETVIS         0x09 /* Setting the visibility of a layer */
#define LCD_X_SETALPHA       0x0A /* Setting the alpha value of the layer */
#define LCD_X_SETALPHAMODE   0x0B /* Setting the alpha blending mode */
#define LCD_X_SETCHROMAMODE  0x0C /* Setting the chroma blending mode */
#define LCD_X_SETCHROMA      0x0D /* Setting the chroma values */

int  LCD_X_DisplayDriver(unsigned LayerIndex, unsigned Cmd, void * pData);
void LCD_X_Config(void);
void GUI_CreateLayer(U32 OSDBufAddr,U32 OSDWidth, U32 OSDHeight, U32 ColorFormat, U32 LayerIndex);

/*********************************************************************
*
*       Set layer properties
*/
int LCD_SetAlphaEx     (int LayerIndex, int Alpha);
int LCD_SetPosEx       (int LayerIndex, int xPos, int yPos);
int LCD_SetSizeEx      (int LayerIndex, int xSize, int ySize);
int LCD_SetVisEx       (int LayerIndex, int OnOff);
int LCD_SetVRAMAddrEx  (int LayerIndex, void * pVRAM);
int LCD_SetVSizeEx     (int LayerIndex, int xSize, int ySize);
int LCD_SetAlphaModeEx (int LayerIndex, int AlphaMode);
int LCD_SetChromaModeEx(int LayerIndex, int ChromaMode);
int LCD_SetChromaEx    (int LayerIndex, LCD_COLOR ChromaMin, LCD_COLOR ChromaMax);

int LCD_SetAlpha     (int Alpha);
int LCD_SetVRAMAddr  (void * pVRAM);
int LCD_SetVSize     (int xSize, int ySize);
int LCD_SetSize      (int xSize, int ySize);
int LCD_SetVis       (int OnOff);
int LCD_SetPos       (int xPos, int yPos);
int LCD_SetAlphaMode (int AlphaMode);
int LCD_SetChromaMode(int ChromaMode);
int LCD_SetChroma    (LCD_COLOR ChromaMin, LCD_COLOR ChromaMax);
int LCD_SetLUTEntry  (U8 Pos, LCD_COLOR Color);

/*********************************************************************
*
*       Get layer properties
*/
int LCD_GetPosEx(int LayerIndex, int * pxPos, int * pyPos);

int LCD_GetPos  (int * pxPos, int * pyPos);


/*********************************************************************
*
*       NEXT_PIXEL API support
*/
typedef struct {
  void (* pfStart)   (int x0, int y0, int x1, int y1);
  void (* pfSetPixel)(int PixelIndex);
  void (* pfNextLine)(void);
  void (* pfEnd)     (void);
} LCD_API_NEXT_PIXEL;

LCD_API_NEXT_PIXEL * LCD_GetNextPixelAPI(void);

/*********************************************************************
*
*      LCD_CLIP function table
*/
typedef void         tLCD_HL_DrawHLine    (int x0, int y0,  int x1);
typedef void         tLCD_HL_DrawPixel    (int x0, int y0);

typedef struct {
  tLCD_HL_DrawHLine*          pfDrawHLine;
  tLCD_HL_DrawPixel*          pfDrawPixel;
} tLCD_HL_APIList;

void LCD_DrawHLine(int x0, int y0,  int x1);
void LCD_DrawPixel(int x0, int y0);
void LCD_DrawVLine  (int x, int y0,  int y1);


/*********************************************************************
*
*       Declarations for LCD_
*/
void LCD_SetClipRectEx(const LCD_RECT* pRect);
void LCD_SetClipRectMax(void);

/* Get device capabilities (0 if not supported) */
I32  LCD_GetDevCap  (int Index);
I32  LCD_GetDevCapEx(int LayerIndex, int Index);

/* Initialize LCD using config-paramters */
int LCD_Init(void);

void LCD_SetBkColor   (LCD_COLOR Color); /* Set background color */
void LCD_SetColor     (LCD_COLOR Color); /* Set foreground color */
void LCD_SetPixelIndex(int x, int y, int ColorIndex);

/* Palette routines (Not available on all drivers) */
void LCD_InitLUT(void);
int  LCD_SetLUTEntryEx(int LayerIndex, U8 Pos, LCD_COLOR Color);
void LCD_SetLUTEx(int LayerIndex, const LCD_PHYSPALETTE * pPalette);
void LCD_SetLUT  (const LCD_PHYSPALETTE * pPalette);

/* Decompressors */
void LCD_DrawBitmap_RLE8(int x0,int y0,int xsize, int ysize, const U8 GUI_UNI_PTR *pPixel, const LCD_LOGPALETTE GUI_UNI_PTR * pLogPal, int xMag, int yMag);
void LCD_DrawBitmap_RLE4(int x0,int y0,int xsize, int ysize, const U8 GUI_UNI_PTR *pPixel, const LCD_LOGPALETTE GUI_UNI_PTR * pLogPal, int xMag, int yMag);
void LCD_DrawBitmap_565 (int x0,int y0,int xsize, int ysize, const U8 GUI_UNI_PTR *pPixel, const LCD_LOGPALETTE GUI_UNI_PTR * pLogPal, int xMag, int yMag);
void LCD_DrawBitmap_M565(int x0,int y0,int xsize, int ysize, const U8 GUI_UNI_PTR *pPixel, const LCD_LOGPALETTE GUI_UNI_PTR * pLogPal, int xMag, int yMag);

LCD_DRAWMODE LCD_SetDrawMode  (LCD_DRAWMODE dm);
void LCD_SetColorIndex(unsigned PixelIndex);
void LCD_SetBkColorIndex(unsigned PixelIndex);
void LCD_FillRect(int x0, int y0, int x1, int y1);
typedef void tLCD_SetPixelAA(int x, int y, U8 Intens);

void LCD_SetPixelAA        (int x, int y, U8 Intens);
void LCD_SetPixelAA_NoTrans(int x, int y, U8 Intens);
void LCD_SetPixelAA_Xor    (int x, int y, U8 Intens);

LCD_COLOR    LCD_AA_MixColors(LCD_COLOR Color, LCD_COLOR BkColor, U8 Intens);
LCD_COLOR    LCD_MixColors256(LCD_COLOR Color, LCD_COLOR BkColor, unsigned Intens);
LCD_COLOR    LCD_GetPixelColor(int x, int y);     /* Get RGB color of pixel */
unsigned int LCD_GetPixelIndex(int x, int y);
int          LCD_GetBkColorIndex (void);
int          LCD_GetColorIndex (void);

/*********************************************************************
*
*       Optional support for rotatation
*/
#if GUI_SUPPORT_ROTATION

typedef void tLCD_DrawBitmap(int x0, int y0, int xsize, int ysize,
                             int xMul, int yMul, int BitsPerPixel, int BytesPerLine,
                             const U8 GUI_UNI_PTR * pPixel, const void * pTrans);
typedef void tRect2TextRect (LCD_RECT * pRect);

struct tLCD_APIList_struct {
  tLCD_DrawBitmap   * pfDrawBitmap;
  tRect2TextRect    * pfRect2TextRect;
};

typedef struct tLCD_APIList_struct tLCD_APIList;

extern tLCD_APIList LCD_APIListCCW;
extern tLCD_APIList LCD_APIListCW;
extern tLCD_APIList LCD_APIList180;

#define GUI_ROTATION   tLCD_APIList
#define GUI_ROTATE_CCW &LCD_APIListCCW
#define GUI_ROTATE_CW  &LCD_APIListCW
#define GUI_ROTATE_180 &LCD_APIList180
#define GUI_ROTATE_0   0
#endif

/*********************************************************************
*
*       Physical color access, internally used only
*/
void LCD__SetPhysColor(U8 Pos, LCD_COLOR Color);

/*********************************************************************
*
*       Cache control
*/
#define LCD_CC_UNLOCK (0)    /* Default mode: Cache is transparent */
#define LCD_CC_LOCK   (1)    /* Cache is locked, no write operations */
#define LCD_CC_FLUSH  (2)    /* Flush cache, do not change mode */

int LCD_ControlCache  (int Cmd);
int LCD_ControlCacheEx(int LayerIndex, int Cmd);

/*********************************************************************
*
*       Color conversion
*/
unsigned         LCD_Color2Index     (LCD_COLOR Color);
LCD_COLOR        LCD_Index2Color     (int Index);
LCD_COLOR        LCD_Index2ColorEx   (int i, unsigned LayerIndex);

/*********************************************************************
*
*       LCD_X_...
*/
unsigned char LCD_X_Read00(void);
unsigned char LCD_X_Read01(void);
void LCD_X_Write00 (unsigned char c);
void LCD_X_Write01 (unsigned char c);
void LCD_X_WriteM01(unsigned char * pData, int NumBytes);

/*********************************************************************
*
*       LCD_ Alpha value for jpeg/bmp in ARGB8888
*/
U8 LCD_GetAlphaValue(void);
void LCD_SetAlphaValue(U8 alpha);

U8 LCD_GetAlphaValueEnable(void);
void LCD_SetAlphaValueEnable(U8 alpha);
void LCD_SetFlipDrawMode( U8 mode);
void LCD_SetRotateDrawMode( U8 mode);

#if defined(__cplusplus)
  }
#endif

#endif /* LCD_H */

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