#ifndef __LCDLIB_H__
#define __LCDLIB_H__

#include "option.h"
#include "def.h"

/*--- macro define ---*/

/* screen size */
#define TLCD_160_240		(0)
#define VLCD_240_160		(1)
#define CLCD_240_320		(2)
#define MLCD_320_240		(3)
#define ELCD_640_480		(4)
#define SLCD_160_160		(5)
#define LCD_TYPE			MLCD_320_240

#if(LCD_TYPE==TLCD_160_240)
#define SCR_XSIZE 			(160)  
#define SCR_YSIZE 			(240)
#define LCD_XSIZE 			(160)
#define LCD_YSIZE 			(240)
#elif(LCD_TYPE==VLCD_240_160)
#define SCR_XSIZE 			(240)  
#define SCR_YSIZE 			(160)
#define LCD_XSIZE 			(240)
#define LCD_YSIZE 			(160)
#elif(LCD_TYPE==CLCD_240_320)
#define SCR_XSIZE 			(240)  
#define SCR_YSIZE 			(320)
#define LCD_XSIZE 			(240)
#define LCD_YSIZE 			(320)
#elif(LCD_TYPE==MLCD_320_240)
#define SCR_XSIZE 			(320)  
#define SCR_YSIZE 			(240)
#define LCD_XSIZE 			(320)
#define LCD_YSIZE 			(240)
#elif(LCD_TYPE==ELCD_640_480)
#define SCR_XSIZE 			(640)  
#define SCR_YSIZE 			(480)
#define LCD_XSIZE 			(640)
#define LCD_YSIZE 			(480)
#elif(LCD_TYPE==SLCD_160_160)
#define SCR_XSIZE 			(160)  
#define SCR_YSIZE 			(160)
#define LCD_XSIZE 			(160)
#define LCD_YSIZE 			(160)
#endif

/* screen color */
#define MODE_MONO 			(1)
#define MODE_GREY4			(4)
#define MODE_GREY16 		(16)
#define MODE_COLOR 			(256)

#define Ascii_W 			8
#define XWIDTH 				6
#define BLACK 				0xf
#define WHITE 				0x0
#define LIGHTGRAY   		0x5
#define DARKGRAY    		0xa
#define TRANSPARENCY 		0xff

#define HOZVAL				(LCD_XSIZE/4-1)
#define HOZVAL_COLOR		(LCD_XSIZE*3/8-1)
#define LINEVAL				(LCD_YSIZE -1)
#define MVAL				(13)
#define M5D(n)				((n) & 0x1fffff)
#define MVAL_USED 			0

/* array size */
#define ARRAY_SIZE_MONO 	(SCR_XSIZE/8*SCR_YSIZE)
#define ARRAY_SIZE_GREY4   	(SCR_XSIZE/4*SCR_YSIZE)
#define ARRAY_SIZE_GREY16  	(SCR_XSIZE/2*SCR_YSIZE)
#define ARRAY_SIZE_COLOR 	(SCR_XSIZE/1*SCR_YSIZE)

/* clkval */
#define CLKVAL_MONO 		(12)
#define CLKVAL_GREY4 		(12)
#define CLKVAL_GREY16 		(12)
#define CLKVAL_COLOR 		(10)

#define LCD_BUF_SIZE		(SCR_XSIZE*SCR_YSIZE/2)
#define LCD_ACTIVE_BUFFER	(0xc300000)
#define LCD_VIRTUAL_BUFFER 	(0xc300000 + LCD_BUF_SIZE)

#define LCD_PutPixel(x, y, c) \
	(*(INT32U *)(LCD_VIRTUAL_BUFFER+ (y) * SCR_XSIZE / 2 + ( (x)) / 8 * 4)) = \
	(*(INT32U *)(LCD_VIRTUAL_BUFFER+ (y) * SCR_XSIZE / 2 + ( (x)) / 8 * 4)) & \
	(~(0xf0000000 >> ((( (x))%8)*4))) |((c) << (7 - ( (x))%8) * 4)
#define LCD_Active_PutPixel(x, y, c)	\
	(*(INT32U *)(LCD_ACTIVE_BUFFER + (y) * SCR_XSIZE / 2 + (319 - (x)) / 8 * 4)) = \
	(*(INT32U *)(LCD_ACTIVE_BUFFER + (y) * SCR_XSIZE / 2 + (319 - (x)) / 8 * 4)) & \
	(~(0xf0000000 >> (((319 - (x))%8)*4))) |((c) << (7 - (319 - (x))%8) * 4)

#define GUISWAP(a, b){a^=b; b^=a; a^=b;}

/*--- function declare ---*/

void Lcd_Init(void);
void Lcd_MoveViewPort(int vx,int vy,int depth);

INT8U LCD_GetPixel(INT16U usX, INT16U usY);
void  Lcd_Clr(void);
void  Lcd_Test(void);
void  Lcd_Dma_Trans(void);
void  LcdVirtualToTrue(void);
void  LcdClrRect(INT16 usLeft, INT16 usTop, INT16 usRight, INT16 usBottom, INT8U ucColor);
void  Lcd_Draw_Box(INT16 usLeft, INT16 usTop, INT16 usRight, INT16 usBottom, INT8U ucColor);
void  Lcd_Draw_Line(INT16 usX0, INT16 usY0, INT16 usX1, INT16 usY1, INT8U ucColor, INT16U usWidth);
void  Lcd_Draw_HLine(INT16 usX0, INT16 usX1, INT16 usY0, INT8U ucColor, INT16U usWidth);
void  Lcd_Draw_VLine(INT16 usY0, INT16 usY1, INT16 usX0, INT8U ucColor, INT16U usWidth);
void  Lcd_Anti_Disp(INT16U usX0, INT16U usY0, INT16U usX1, INT16U usY1);
void  Lcd_DisplayChar(INT16U usX0, INT16U usY0, INT8U ucChar);
void  Lcd_DisplayString(INT16U usX0, INT16U usY0, INT8U *pucStr);
void  Lcd_DisplayShort(INT16 sX, INT16 sY, INT16U usInt);
void  __irq Zdma0Done(void);
void  Lcd_DspAscII6x8(INT16U usX0, INT16U usY0,INT8U ForeColor, INT8U* pucChar);
void  Lcd_DspAscII8x16(INT16U x0, INT16U y0, INT8U ForeColor, INT8U* s);
void  Lcd_DspHz16(INT16U x0, INT16U y0, INT8U ForeColor, INT8U *s);
void  ReverseLine(INT32U ulHeight, INT32U ulY);
INT8U LCD_GetPixel(INT16U usX, INT16U usY);

extern unsigned int (*frameBuffer1)[SCR_XSIZE/32];
extern unsigned int (*frameBuffer4)[SCR_XSIZE/16];
extern unsigned int (*frameBuffer16)[SCR_XSIZE/8];
extern unsigned int (*frameBuffer256)[SCR_XSIZE/4];

#endif /*__LCDLIB_H__*/