gpc.h

使用键盘上的上、下、左、右四个按键

///////////////////////////////////////////////////////////////////////////////////
//
//        Copyright (C) 2001 SHANGHAI EPSON Corp.
//        All Rights Reserved
//
//        File name :gpc.h
//        Function  :
//            This is a GPC33 header file
//        Revision history
//            Ver 0.10 2001/01/11  Stella Yuan           Start
//            Ver 1.90 2001/06/01  CYu                   customize to plus version
//
///////////////////////////////////////////////////////////////////////////////////
#ifndef _GPC_H_
#define _GPC_H_

#include <cDevice.h>

///////////////////////////////////////////////////////////////
//  Define Declare Section 
///////////////////////////////////////////////////////////////
// GPC Library Version */
#define GPC_VERSION         (0x19)  // ver 1.1 

// Define 16 Color Table 
#define GPC_BLACK        0x00
#define GPC_RED          0x80
#define GPC_GREEN        0x10
#define GPC_YELLOW       0x90
#define GPC_BLUE         0x01
#define GPC_MAGENTA      0xa2
#define GPC_CYAN         0x12
#define GPC_LIGHTGRAY    0xb6

#define GPC_DARKGRAY     0x91
#define GPC_LIGHTRED     0xf0
#define GPC_LIGHTGREEN   0x1c
#define GPC_LIGHTYELLOW  0xfc
#define GPC_LIGHTBLUE    0x03
#define GPC_LIGHTMAGENTA 0xe3
#define GPC_LIGHTCYAN    0x1f
#define GPC_WHITE        0xff

// Line styles 
#define GPC_SOLID_LINE   0xffff
#define GPC_DASH_LINE    0xf0f0
#define GPC_DOT_LINE     0xaaaa
#define GPC_DASHDOT_LINE 0xe4e4

// Line widths 
#define GPC_NORM_WIDTH   1  
#define GPC_THICK_WIDTH  3  

// BitBlt operators for gpcPutImage 
#define GPC_COPY_PUT        COPY_PUT   // MOV 
#define GPC_XOR_PUT         XOR_PUT    // XOR 
#define GPC_OR_PUT          OR_PUT     // OR  
#define GPC_AND_PUT         AND_PUT    // AND 
#define GPC_NOT_PUT         NOT_PUT    // NOT 

// Error Code 
#define GPC_ERR_OK          (0)   // No error, call was successful. 
#define GPC_ERR_FAILED      (-1)  // General purpose failure.       
#define GPC_ERR_NOMAP       (-2)  // Memory Overflow.
#define GPC_ERR_FONT        (-10) // No FONTX2 Font.
#define GCC_NO_FIELD        (-20) // No Field Control
#define GCC_NO_DATA_FIELD   (-21) // No Data in the Field Control
#define GPC_ERR_NO_SCROLL   (-22) // No Scroll in the Field Control
#define GPC_ERR_MAX_SCROLL  (-23) // ScrollLines > 10(MAX_SCROLL)
#define GPC_NO_FONT_FIELD   (-24) // No FONT1 in the text field

#ifndef _GB2312_
// 1999.12.13 By Shin :: Add Font Byte Check
#define gpcCheckFontByte(text)  \
    (((*text >= 0x20 && *text <= 0x7E) || (*text >= 0xA1 && *text <= 0xDF)) ? 1 :   \
     ((*text >= 0x81 && *text <= 0x9F) || (*text >= 0xE0 && *text <= 0xEA) ||       \
      (*text >= 0xED && *text <= 0xEE) || (*text >= 0xFA && *text <= 0xFC)) ? 2 : 0)   
// Modified by Stella 2001/01/11
#else
	U16 gpcCheckFontByte(U8 *text);
#endif

// graphic context is considered as a virtual device property.
// hardware information are invisible to this context.
typedef struct _gpcGCValues {
        S16 GCScreenWidth;          // width of screen
        S16 GCScreenHeight;         // height of screen
        U16 GCColorIndex;           // current color
        RGB GCColorRGB;
        U16 GCBkColorIndex;         // BackGround Color for gpcDrawText
        RGB GCBkColorRGB;
        U8  GCLineWidth;            // current line width
        U16 GCLineStyle;            // current line style
        U8  *GCFont1;               // point of font 1Byte
        S8  GCFont1Width;           // current 1byte width
        S8  GCFont1Height;          // current 1byte height
        U8  *GCFont2;               // point of font 2Byte 
        S8  GCFont2Width;           // current 2byte width
        S8  GCFont2Height;          // current 2byte height
        U8  *GCTableEntry;          // 2Byte Font Table Entry.
        S8  GCTableSize;            // 2Byte Font Table Entry Size.
} gpcGCValues;


///////////////////////////////////////////////////////////////
//  Function Declare Section 
///////////////////////////////////////////////////////////////
U16 gpcInitGc( void );
U16 gpcSetColor( RGB rgb );
U16 gpcGetColor( RGB *rgb );
U16 gpcSetBkColor( RGB rgb );
U16 gpcGetBkColor( RGB *rgb );
U16 gpcSetLineWidth( U8 width );
U16 gpcGetLineWidth( U8 *width );
U16 gpcSetLineStyle( U16 style );
U16 gpcGetLineStyle( U16 *style );
U16 gpcSetFont( U8 *font1, U8 *font2 );
U16 gpcGetFont( U8 *font1, U8 *font2 );
U32 gpcFont2StartPoint( U8 *text );
U16 gpcGetVersion( void );

U16 gpcDrawPoint( S16 x, S16 y );
U16 gpcDrawLine( S16 x1, S16 y1, S16 x2, S16 y2 );
U16 gpcDrawRect( S16 left, S16 top, S16 right, S16 bottom );
U16 gpcFillRect( S16 left, S16 top, S16 right, S16 bottom );
U16 gpcInvertRect( S16 left, S16 top, S16 right, S16 bottom );
U16 gpcDrawEllipse( S16 left, S16 top, S16 right, S16 bottom );
U16 gpcFillEllipse( S16 left, S16 top, S16 right, S16 bottom );
U16 gpcDrawCircle( S16 x0, S16 y0, S16 r );
U16 gpcFillCircle( S16 x0, S16 y0, S16 r );
U16 gpcDrawArc( S16 x0, S16 y0, S16 r, S16 angle1, S16 angle2 );

U16 gpcDrawText( S16 x, S16 y, U8 *text, S16 length );
U16 gpcGetImage( S16 x, S16 y, S16 width, S16 height, U16 *buf );
U16 gpcPutImage( S16 x, S16 y, S16 width, S16 height, U16 *buf, U8 op );

#endif // _GPC_