engine.h

rtCell 实时微内核－具有下列功能： 1. 完全抢占的实时微内核结构

/*
 *******************************************************************************
 *                         The views manager engine                            *
 *              Copyright 2005 taowentao, allrights reserved.                  *
 * File : Engine.h                                                             *
 * By   : taowentao     2006-09-02, 2007-05-12                                 *
 *******************************************************************************
 */

#if !defined(ENGINE_H)
#define ENGINE_H

#if !defined(MCCLIB_H)
#include "giCell\Engine\mcCLib.h"
#endif

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

#define GD_BLACK         (0x00000000L)
#define GD_BLUE          (0x00FF0000L)
#define GD_GREEN         (0x0000ff00L)
#define GD_CYAN          (0x00ffff00L)
#define GD_RED           (0x000000FFL)
#define GD_MAGENTA       (0x008b008bL)
#define GD_BROWN         (0x002a2aa5L)
#define GD_DARKGRAY      (0x00404040L)
#define GD_GRAY          (0x00808080L)
#define GD_LIGHTGRAY     (0x00d3d3d3L)
#define GD_LIGHTBLUE     (0x00ff8080L)
#define GD_LIGHTGREEN    (0x0080ff80L)
#define GD_LIGHTCYAN     (0x0080ffffL)
#define GD_LIGHTRED      (0x008080ffL)
#define GD_LIGHTMAGENTA  (0x00ff80ffL)
#define GD_YELLOW        (0x0000ffffL)
#define GD_WHITE         (0x00ffffffL)

#define GD_TRANS         (1) /* 透明模式 : 无填充内容 */
#define GD_SOLID         (0) /* 实体模式 : 按要求填充 */

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 鼠标光标类型 */
#define ARROW      (0)
#define SIZE_V     (1)
#define SIZE_H     (2)
#define SIZE_HV45  (3)
#define SIZE_HV135 (4)
#define MOVE       (5)
#define TEXT       (6) 

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

struct _rect {
    int left;
    int top;
    int right;
    int bottom;
};
typedef struct _rect RECT;

struct _residue
{
    int  rcNum;
    RECT rect[4];
};
typedef struct _residue RESIDUE;

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */ 

struct _point {
    int x;
    int y;
};
typedef struct _point POINT;

/******************************************************************************/

struct _cell {
    void  *pPrev;
    void  *pNext;
};
typedef struct _cell CELL;

/******************************************************************************/

struct _list {
    void  *pFirst;
    void  *pLast;  
};
typedef struct _list LIST;

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

#define VS_RESIZABLE   (0x01)
#define VS_STAYONTOP   (0x02)
#define VS_HASTRANS    (0x04)
#define VS_SHOWVIEW    (0x08)
#define VS_VISIBLE     (0x10)
#define VS_MOVABLE     (0x20)
#define VS_FORMVIEW    (0x40)

#define VMSG_PAINT     (0x0001)
#define VMSG_TOUCH     (0x0002)

/******************************************************************************/

typedef struct _view* PVIEW;
typedef DWORD COLOR;  

struct _vmsg {
    PVIEW pView;  /* destination view   */
    CWORD MsgID;  /* view message ID    */
    DWORD vParam; /* view message param */
    DWORD lParam; /* long message param */ 
    DWORD time;   /* timer ...          */
    POINT pt;     /* point ...          */
};
typedef struct _vmsg VMSG;

typedef void  (_cdecl_ *PCURSORFUN)(void);
typedef CBOOL (_cdecl_ *PVIEWFUN)(VMSG *pMsg); /* pointer to view's procedure */

/******************************************************************************/

struct _view {
    RECT     viewRect;    /* view rect, all inside   */
    RECT     paintRect;   /* invalid rect for paint  */
    CELL     ZOrder;      /* this is the "Z" order   */
    PVIEW    pParent;     /* point to parent view    */
    LIST     ctrlList;    /* list of children views  */
    PVIEWFUN pViewProc;   /* msg processing function */
    WORD     wdStatus;    /* view status             */
}; 
typedef struct _view VIEW;

#define OBJ_FROM_VIEW(p) ((void *)(((VIEW *)(p))+1))
#define VIEW_FROM_OBJ(p) ((VIEW *)(((VIEW *)(p))-1))

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */ 

struct _gdc {
    int width, height;
    int BytesPerLine;
    BYTE *pMem;
};
typedef struct _gdc GDC;

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 内存分配和释放 */
void * _cdecl_ GUIAlloc(size_t Size);
void   _cdecl_ GUIFree(void *pMem);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 锁定函数，用于和GUI引擎实现数据同步 */
void _cdecl_ GUILock(void);
void _cdecl_ GUIUnLock(void);
void _cdecl_ GUIInitEngine(void);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 视口管理函数 */
void  _cdecl_ SetMouseCursor(const int cs_id);
void  _cdecl_ RepaintRect(const RECT *pRect);
const VIEW * _cdecl_ GetFormView(VIEW *pView);
CBOOL _cdecl_ IsFormView(VIEW *pView);
void  _cdecl_ SetTopView(VIEW *pView);
CWORD _cdecl_ SendViewMsg(VIEW *pView, VMSG *pMsg);
void  _cdecl_ UpdateViewRect(VIEW *pView, const RECT *pRect);
void  _cdecl_ UpdateView(VIEW *pView);
void  _cdecl_ ShowView(VIEW *pView);
CBOOL _cdecl_ IsViewVisible(VIEW *pView);
void  _cdecl_ SetViewVisible(VIEW *pView, const CBOOL setVisible);
void  _cdecl_ SetViewStayOnTop(VIEW *pView, const CBOOL setStayOnTop);
void  _cdecl_ SetViewTrans(VIEW *pView, const CBOOL setTrans);
void  _cdecl_ HideView(VIEW *pView);
VIEW* _cdecl_ GetScreenView(void);
VIEW* _cdecl_ GetActiveView(void);
void  _cdecl_ InitChildView(VIEW *pView, int left, int top, int width, int height,
                            VIEW *pParent, WORD Style, PVIEWFUN pViewFun);
VIEW* _cdecl_ CreateSubView(int left, int top, int width, int height, VIEW *pParent,
                            WORD Style, PVIEWFUN pViewFun, CWORD nBytes);

VIEW* _cdecl_ CreateView(int left, int top, int width, int height,
                         WORD Style, PVIEWFUN pViewFun, CWORD nBytes);
void  _cdecl_ DeleteView(VIEW *pView);
void  _cdecl_ MoveView(VIEW *pView, const int dx, const int dy);
void  _cdecl_ MoveViewTo(VIEW *pView, int x, int y);
void  _cdecl_ MoveAllChildViews(VIEW *pView, const int dx, const int dy);
void  _cdecl_ MergeAllChildViewsRect(VIEW *pView, RECT *pRect);
void  _cdecl_ ResizeView(VIEW *pView, const int dx, const int dy);
void  _cdecl_ SetViewSize(VIEW *pView, const int xSize, const int ySize);

void  _cdecl_ SetViewRectOffset(VIEW *pView, int dx, int dy, int dxSize, int dySize);
void  _cdecl_ SetViewRect(VIEW *pView, int left, int top, int xSize, int ySize);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

VIEW* _cdecl_ GetTopestViewOfPoint(const int x, const int y); 
void  _cdecl_ SetScreenColor(const COLOR clr);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 区域管理函数 */
CBOOL _cdecl_ IsInRect(const int x, const int y, const RECT* pRect);
void  _cdecl_ MoveRect(RECT *pRect, const int dx, const int dy);
void  _cdecl_ MoveRectTo(RECT *pRect, const int x, const int y);
CBOOL _cdecl_ IsValidRect(const RECT* pRect);
CBOOL _cdecl_ RectsDoIntersect(const RECT* psrc1, const RECT* psrc2);
CBOOL _cdecl_ GetIntersectRect(RECT* psrc1, const RECT* psrc2);
CBOOL _cdecl_ GetIntersectRects(RECT* pdrc, const RECT* psrc1, const RECT* psrc2);
void  _cdecl_ MergeRect(RECT* pdrc, const RECT* psrc1, const RECT* psrc2);
void  _cdecl_ ResidueRects(RESIDUE* pResRng, const RECT* pAll, const RECT* PSub);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 图形设备及其区域管理函数 */
CBOOL _cdecl_ SetClipRect(const RECT *pRect);
CBOOL _cdecl_ SetPartClipRect(RECT *pPart);
void  _cdecl_ RestoreClipRect(const RECT *pSave);
const RECT * _cdecl_ GetClipRect(void);
void  _cdecl_ SetDrawMode(CWORD cwMode);
void  _cdecl_ GetScreenRect(RECT *pRect);
#define GetRect GetScreenRect

CWORD _cdecl_ GetWidth(void);
CWORD _cdecl_ GetHeight(void);
CWORD _cdecl_ GetBPP(void);
DWORD _cdecl_ GetColor(COLOR clr);
void  _cdecl_ DrawLine(int x0, int y0, int x1, int y1, COLOR clr);
void  _cdecl_ DrawHLine(int y, int x0, int x1, COLOR clr);
void  _cdecl_ DrawVLine(int x, int y0, int y1, COLOR clr);
void  _cdecl_ SetPixel(int x, int y, COLOR clr);
void  _cdecl_ XorPixel(int x, int y, COLOR clr);
DWORD _cdecl_ GetPixel(int x, int y);
void  _cdecl_ DrawRect(RECT *pRect, COLOR clr);
void  _cdecl_ FillRect(RECT *pRect, COLOR clr);
void  _cdecl_ FillRectColor2(RECT *pRect, COLOR clr1, COLOR clr2);
void  _cdecl_ DrawMatrix(int left, int top, int xsize, int ysize,
                         const BYTE *pPixel, COLOR clr);

/* 特定图形设备相关函数 */
void  _cdecl_ DrawGDCHLine(GDC *pGdc, int y, int left, int right, COLOR clr);
void  _cdecl_ DrawGDCVLine(GDC *pGdc, int x, int top, int bottom, COLOR clr);
void  _cdecl_ DrawGDCLine(GDC *pGdc, int x0, int y0, int x1, int y1, COLOR clr);
void  _cdecl_ DrawGDCMatrix(GDC *pGdc, int left, int top, int xsize,
                            int ysize, const BYTE *pPixel, COLOR clr);
const GDC * _cdecl_ CreateGDC(int width, int height);
CBOOL _cdecl_ GetGDCPixel(GDC *pGdc, int x, int y, COLOR *clr);
void  _cdecl_ SetGDCPixel(GDC *pGdc, int x, int y, COLOR c);
void  _cdecl_ GDCToScreen(GDC *pGdc, const POINT *org, const RECT *rect);
void  _cdecl_ DrawGDCText(GDC *pGdc, const int x, const int y, const BYTE *s, COLOR clr);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

/* 英文字符串函数 */
void  _cdecl_ DrawText(const int x, const int y , const BYTE *s, COLOR clr);
CWORD _cdecl_ TextWidth(const BYTE *s);
CWORD _cdecl_ TextHeight(const BYTE *s);
CWORD _cdecl_ CharWidth(const BYTE s);
CWORD _cdecl_ CharHeight(const BYTE s);

/*
 *******************************************************************************