📄 gpc.h
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#define gpcCheckFontByte(text) \
( ( *(text) >= 0x20 && *(text) <=0x7e )? 1 :\
(( *(text)>=0xa0 && *(text)<=0xfe ) ? 2 : 0 ) )
#endif
//by zhuli 2002.2.3
//convert the types of x and y from WORD to SHORT before compare to 0 By zl 2002.4.3
// longn_qi 2002/04/25 move it here
extern BOOL Write2LCD( WORD x1, WORD y1, WORD x2, WORD y2, VRAM *initAd );
//#ifdef DMA_MODE
//#define WRITELCD( x1, y1, x2, y2 ) seWrite2LCD( pGC->vram, 0 );
//#else
#define WRITELCD( x1, y1, x2, y2 ) \
{\
short px1, px2, py1, py2;\
px1 = (x1) - pGC->lcd_x;\
px2 = (x2) - pGC->lcd_x;\
py1 = (y1) - pGC->lcd_y;\
py2 = (y2) - pGC->lcd_y;\
if(!( (SHORT)(x2) < 0 ||(SHORT) (y2) < 0 || (x1) > PHY_LCD_W - 1 || (y1) > PHY_LCD_H - 1 ))\
{\
px1 = ( px1 < 0 )? 0 : px1;\
py1 = ( py1 < 0 )? 0 : py1;\
px2 = ( px2 >= PHY_LCD_W )? PHY_LCD_W-1 : px2;\
py2 = ( py2 >= PHY_LCD_H )? PHY_LCD_H-1 : py2;\
Write2LCD( px1, py1, px2, py2, pGC->vram );\
}\
}
//#endif
// 位图的状态标志位
#define GPC_BMP_PALETTE_FLAG 0x01
#define GPC_BMP_COMPRESS_FLAG 0x02
//位图头信息结构
typedef struct
{
WORD type; // 位图的标识符，必须是GPC_BMP_SYMBOL = 0x4D42 ('BM')
WORD width; // 位图的宽度（像素单位）
WORD height; // 位图的高度（像素单位）
BYTE bitcount; // 位图的像素深度（bits/pixel）
BYTE flag; // 位图的状态标志位
// |7|6|5|4|3|2|1|0|
// 0位：是否使用自定义调色板（1=使用自定义调色板，0=使用系统调色板）
// 1位：是否压缩（1=使用压缩算法，0=不使用压缩算法）
DWORD colorused; // 位图实际使用到的颜色数
DWORD offset; // 数据区的偏移量
}BMPHEADER;
//位图结构
typedef struct
{
BMPHEADER info; // 位图头信息
DWORD *palette; // 位图调色板
VRAM *data; // 位图数据DIB
}BITMAP;
//单色位图结构
typedef struct tagPHYIMAGEINFO
{
SHORT x; // 单色位图左上角x坐标
SHORT y; // 单色位图左上角y坐标
SHORT width; // 单色位图宽度
SHORT height; // 单色位图高度
PBYTE buffer; // 单色位图缓冲区首地址
WORD method; // 单色位图前景色操作（参见line style宏）
WORD mode; // 单色位图背景色模式（参见extern style宏）
PIXEL ColorIndex; // 单色位图前景色（索引值）
PIXEL BkColorIndex; // 单色位图背景色（索引值，透明背景模式下该值无效）
} PHYIMAGEINFO, *PPHYIMAGEINFO;
//字体结构
typedef struct tagFont
{
PBYTE Font1; // 英文字库首地址
BYTE Font1Width; // 英文字宽
BYTE Font1Height; // 英文字高
PBYTE Font2; // 汉字字库首地址
BYTE Font2Width; // 汉字字宽
BYTE Font2Height; // 汉字字高
}FONT, *PFONT;
//软光标结构
typedef struct tagCursor
{
WORD symbol; // 光标结构标识符，必须是0x4353('CS')
WORD x; // 光标x坐标
WORD y; // 光标y坐标
WORD width; // 光标宽度
WORD height; // 光标高度
BYTE status; // 光标状态
BOOL flag; // 光标标志
WORD frequency; // 光标闪烁频率
BYTE style; // 光标风格
DWORD t_id; // 软定时器ID
}CURSOR;
//图形上下文结构（Graphic Context）
typedef struct _gc{
DWORD frt_color; // 前景色 current color
DWORD bk_color; // 背景色 BackGround Color for gpcDrawText
DWORD fillmode; // 填充模式
WORD dotwidth; // 当前线宽 current dotwidth
WORD status; // 状态（是否拥有LCD?）whether the task can use the LCD
WORD width; // 屏幕宽（逻辑）logical display width
WORD height; // 屏幕高（逻辑）ligical display heigth
FONT *font; // 字体结构
CURSOR *cursor; // 软光标
VRAM *vram; // vram指针
WORD symbol; // 结构标识符，必须是0x4743('GC')
WORD lcd_x; // 物理屏幕在逻辑屏幕上的坐标
WORD lcd_y; // 物理屏幕在逻辑屏幕上的坐标
WORD reserved; // 保留（对齐边界）
WORD reserved1; // 保留（对齐边界）
WORD group_operation; //是否进行组操作，既是否在一个矩形区域中进行多次画图操作 2002.2.4
}GC;
// 字库头结构
typedef struct _tagFontHeader
{
BYTE symbol[6]; //字库标志（“FONTX2”）
BYTE reserved[8]; //保留未用
BYTE width; //字宽
BYTE height; //字高
}FONTHEADER, *PFONTHEADER;
EXTERN ID gLcdOwnerTskId;
EXTERN const char dot2[2][2];
EXTERN const char dot3[3][3];
EXTERN const char dot4[4][4];
EXTERN const char dot5[5][5];
EXTERN const char dot6[6][6];
EXTERN const char dot7[7][7];
EXTERN const char dot8[8][8];
EXTERN const char dot9[9][9];
EXTERN const char dot10[10][10];
EXTERN const unsigned char GPCFONT11A[];
EXTERN const unsigned char GPCFONT11K[];
EXTERN BYTE ENGLISH_CHAR_WIDTH;
EXTERN BYTE ENGLISH_CHAR_HEIGHT;
EXTERN BYTE CHINESE_CHAR_WIDTH;
EXTERN BYTE CHINESE_CHAR_HEIGHT;
EXTERN PBYTE ENGLISH_CHAR_ENTRY;
EXTERN PBYTE CHINESE_CHAR_ENTRY;
#define MAX_DOT_WIDTH 10 //maximun of dotwidth
//定义点(x,y)在vram中的存储位置
// A vram的首地址
// x,y 点坐标
// W vram的宽度
//#define VRAM(A, x, y, W) ( *( (A)+(y)*(W)+(x) ) )
//判断STATUS的状态
//#define LCD_FRONT_END 1
//#define LCD_BACK_END 0
//画点的宏。其中包括了Style,ColorIndex。应在外部已经定义好了ColorIndex,ColorIndex1
#define SETPIXEL(x, y) \
switch ( style )\
{\
case GPC_REPLACE_STYLE :case GPC_COPY_STYLE :VRAM(gc->vram, (x), (y), gc->width) = ColorIndex;break; \
case GPC_AND_STYLE :VRAM(gc->vram, (x), (y), gc->width) &= ColorIndex;break; \
case GPC_OR_STYLE :VRAM(gc->vram, (x), (y), gc->width) |= ColorIndex;break;\
case GPC_XOR_STYLE :VRAM(gc->vram, (x), (y), gc->width) ^= ColorIndex;break;\
case GPC_NOT_STYLE :VRAM(gc->vram, (x), (y), gc->width) = ~ ColorIndex;break;\
}
struct _systcb;
extern struct _systcb gSysTcbTb[];
extern ID gLcdOwnerTskId;
extern DWORD SysPalette0[];
#define SysGetCurGC() (( DWORD )gSysTcbTbl[gLcdOwnerTskId-1].gc)
//----------------------------------------------------------------------
///////////////////////////////////////////////////////////////
// Function Declare Section
///////////////////////////////////////////////////////////////
PUBLIC DWORD SysInitGC(WORD vramWidth, WORD vramHeight);
PUBLIC DWORD SysGetGC(void);
PUBLIC STATUS SysFreeGC(DWORD gc);
PUBLIC WORD SysGetDisplayX(void);
PUBLIC WORD SysGetDisplayY(void);
PUBLIC WORD SysGetLogicalX(DWORD GC);
PUBLIC WORD SysGetLogicalY(DWORD GC);
PUBLIC STATUS SysGroupOn( DWORD GC ); //by zhuli 2002.2.4
PUBLIC STATUS SysGroupOff( DWORD PGC, WORD xSrc, WORD ySrc, WORD xDest, WORD yDest); //by zhuli 2002.2.4
PUBLIC STATUS SysSetDotWidth(DWORD pGC, WORD newWidth, PWORD oldWidth);
PUBLIC STATUS SysClearScreen(DWORD pGC, DWORD rgb);
PUBLIC STATUS SysDrawDot(DWORD pGC, DWORD rgb, WORD xPos, WORD yPos, WORD style);
PUBLIC STATUS SysDrawHorz(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD width, WORD dotLine, WORD style);
PUBLIC STATUS SysDrawVert(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD height, WORD dotLine, WORD style);
PUBLIC STATUS SysDrawLine(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD xDest, WORD yDest, WORD dotLine, WORD style);
PUBLIC STATUS SysDrawRec(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD xDest, WORD yDest, WORD dotLine, WORD style);
PUBLIC STATUS SysDrawCircle(DWORD pGC, DWORD rgb, WORD xCenter, WORD yCenter, WORD radius, WORD style);
PUBLIC STATUS SysDrawEllipse(DWORD pGC, DWORD rgb, WORD xCenter, WORD yCenter, WORD xLength, WORD yLength, WORD style);
PUBLIC STATUS SysDrawVector(DWORD pGC, DWORD rgb, WORD numberOfPoints, PPOINTS pointPtr, WORD style, WORD mode);
//PUBLIC STATUS SysPutRec(DWORD pGC, PWORD bitmap, WORD xSrc, WORD ySrc, WORD width, WORD height, WORD style, WORD reserved);
PUBLIC STATUS SysPutRec(DWORD pGC, PIXEL *bitmap, WORD xSrc, WORD ySrc, WORD width, WORD height, WORD style, WORD reserved);
//PUBLIC STATUS SysSaveRec(DWORD pGC, PWORD bitmap, WORD xSrc, WORD ySrc, WORD width, WORD height, WORD reserved);
PUBLIC STATUS SysSaveRec(DWORD pGC, PIXEL *bitmap, WORD xSrc, WORD ySrc, WORD width, WORD height, WORD reserved);
PUBLIC STATUS SysClearRec(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD width, WORD height, WORD style);
PUBLIC STATUS SysInvRec(DWORD pGC, WORD xSrc, WORD ySrc, WORD width, WORD height );
PUBLIC STATUS SysDrawText(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, WORD xDes, WORD yDes, PBYTE text, WORD style);
PUBLIC STATUS SysTextOut(DWORD pGC, DWORD rgb, WORD xSrc, WORD ySrc, PBYTE text, WORD style);
PUBLIC STATUS SysSetColor(DWORD pGC, DWORD rgb);
PUBLIC STATUS SysSetBkColor(DWORD pGC, DWORD rgb);
PUBLIC STATUS SysDrawMonoImage( DWORD pGC, PBYTE bitmap, WORD xSrc, WORD ySrc, WORD width, WORD height, DWORD frntColor, DWORD bkColor );
PUBLIC STATUS SysTextOutEx(DWORD gc, DWORD rgb, WORD xSrc, WORD ySrc, PBYTE text, WORD length, WORD style, WORD exstyle, DWORD bkrgb);
PUBLIC STATUS SysSetBkFillMode( DWORD pGC, DWORD style );
PUBLIC STATUS SysInitFont( void );
PUBLIC STATUS SysGetFont( DWORD pGC, PBYTE font1, PBYTE font2 );
PUBLIC STATUS SysSetFont( DWORD pGC, PBYTE font1, PBYTE font2 );
PUBLIC STATUS SysGetFontSize( DWORD pGC, PBYTE font1_W, PBYTE font1_H, PBYTE font2_W, PBYTE font2_H );
PUBLIC WORD SysAlignString( PBYTE string, WORD winXSrc, WORD winXWidth, BYTE align );
PUBLIC STATUS SysSetCursorPosition( DWORD pGC, WORD xPos, WORD yPos );
PUBLIC STATUS SysSetCursorSize( DWORD pGC, WORD cursorWidth, WORD cursorHeight );
PUBLIC STATUS SysSetCursorStatus( DWORD pGC, BYTE status );
PUBLIC STATUS SysSetCursorBlinkFrequency(DWORD pGC, WORD frequency );
PUBLIC STATUS SysSetCursorStyle( DWORD pGC, BYTE cursorstyle );
PUBLIC STATUS SysCreateCursor( DWORD pGC, WORD xPos, WORD yPos, WORD cursorWidth, WORD cursorHeight, BYTE status,\
WORD frequency, BYTE cursorstyle );
PUBLIC STATUS SysStartCursor( DWORD pGC );
PUBLIC STATUS SysStopCursor( DWORD pGC );
PUBLIC STATUS SysFreeCursor( DWORD pGC );
PUBLIC STATUS SysAdjustCursorDisp( DWORD pGC );
PUBLIC STATUS SysGetCursorStatus( DWORD gc, PWORD status );
PUBLIC DWORD SysLoadBitmap( BYTE *resource, DWORD *userpal );
PUBLIC void SysFreeBitmap( DWORD hbmp );
PUBLIC DWORD SysGrizzleBitmap( BYTE *resource, DWORD *userpal );
PUBLIC STATUS SysSetBMPPalette( DWORD hbmp, DWORD *palette, DWORD **oldPalette );
PUBLIC STATUS SysSetBMPData( DWORD hbmp, VRAM *data, VRAM **oldData );
PUBLIC STATUS SysModifyBMPPalette( DWORD hbmp, DWORD index, DWORD color, DWORD *oldColor );
PUBLIC STATUS SysDisplayBMP( DWORD gc, WORD x, WORD y, DWORD hbmp );
PUBLIC STATUS SysDisplayBMPEx( DWORD gc, WORD xSrc, WORD ySrc, DWORD hbmp, WORD style, DWORD trColor );
PUBLIC STATUS SysGetBMPPixel( DWORD gc, WORD x, WORD y, DWORD hbmp, DWORD *color );
extern void seSetPixel(GC *gc, SHORT x,SHORT y,PIXEL ColorIndex, WORD style);
extern void seGetPixel(GC *gc, SHORT x, SHORT y, PIXEL *ColorIndex);
extern void seDrawHorzLine(GC *gc, SHORT x,SHORT y,SHORT width,PIXEL ColorIndex,WORD mask, WORD style);
extern void seDrawVertLine(GC *gc, SHORT x,SHORT y,SHORT height,PIXEL ColorIndex,WORD mask, WORD style);
extern void seDrawLine(GC *gc, SHORT x1,SHORT y1,SHORT x2, SHORT y2,PIXEL ColorIndex,WORD mask, WORD style);
extern void seSetMonoImageLine( GC *gc, PPHYIMAGEINFO ppii );
extern void seSetMonoImage( GC *gc, PPHYIMAGEINFO ppii );
extern void sePutChar( GC *gc, PPHYIMAGEINFO ppii );
extern void seSetImage(GC *gc, SHORT x, SHORT y, SHORT width, SHORT height , VRAM *buffer, WORD style);
extern void seGetImage(GC *gc, SHORT x, SHORT y, SHORT width , SHORT height , VRAM *buffer);
extern void seEllipse (GC *gc, SHORT x, SHORT y, SHORT a, SHORT b, PIXEL ColorIndex, WORD style);
extern void seRGBtoIndex(DWORD rgb , PIXEL *index);
extern void seClearRec(GC *gc, SHORT x, SHORT y, SHORT width, SHORT height, PIXEL ColorIndex, WORD style);
extern void seInvRec(GC *gc, SHORT x, SHORT y, SHORT width, SHORT height);
extern void seWrite2LCD( VRAM *vram, BYTE bitOffset);
extern void seDrawImage(GC *gc, SHORT x, SHORT y, SHORT width, SHORT height , VRAM *buffer, WORD style, WORD trColor );
extern void seDrawCircle( GC *gc, SHORT xCenter, SHORT yCenter, SHORT radius, PIXEL ColorIndex, WORD style );
//extern void seText( GC * gc, SHORT x, SHORT y, PBYTE text, SHORT length );
//extern void sePutChar( GC *gc, SHORT xSrc, SHORT ySrc, BYTE char_width, BYTE char_height, PBYTE buffer, WORD ColorIndex, WORD style);
extern void seDisplayBMP( GC *gc, WORD x, WORD y, WORD width, WORD height, BITMAP *bmp );
extern void seDisplayBMPEx( GC *gc, WORD x, WORD y, WORD width, WORD height, BITMAP *bmp, WORD style, PIXEL trIndex );
extern DWORD seGetBMPPixelV( BYTE *pixelPos, BYTE bitOffset, BYTE bits );
extern DWORD *seGetSysPalette( BYTE bitcount );
extern DWORD seBMPIndexToRGB( BYTE bitcount, DWORD index );
extern PIXEL *GetBlock( WORD width, WORD height );
#endif
//----------------------------- The End of the File ----------------------------
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