oscillograph.h

windows mobile下运用GDI方式绘图的小程序。在smartphone上实现了示波器的波形显示。

#define dim(x) (sizeof(x) / sizeof(x[0]))

//----------------------------------------------------------------------
// Generic defines and data types
//
struct decodeUINT {                             // Structure associates
    UINT Code;                                  // messages 
                                                // with a function. 
    LRESULT (*Fxn)(HWND, UINT, WPARAM, LPARAM);
}; 
struct decodeCMD {                              // Structure associates
    UINT Code;                                  // menu IDs with a 
    LRESULT (*Fxn)(HWND, WORD, HWND, WORD);     // function.
};

//----------------------------------------------------------------------
// Function prototypes
//
HWND InitInstance (HINSTANCE, LPWSTR, int);
int TermInstance (HINSTANCE, int);
LRESULT CreateMenubar(HWND hWnd);
LRESULT DrawCoor(HWND hWnd);
LRESULT DrawLine(HWND hWnd);

// Window procedures
LRESULT CALLBACK MainWndProc (HWND, UINT, WPARAM, LPARAM);

// Message handlers
LRESULT DoCreateMain (HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam);
LRESULT DoPaintMain (HWND, UINT, WPARAM, LPARAM);
LRESULT DoTimerMain (HWND hWnd, UINT wMsg, WPARAM wParam, LPARAM lParam);
LRESULT DoCommandMain (HWND hWnd, UINT wMsg, WPARAM wParam,LPARAM lParam);
LRESULT DoDestroyMain (HWND, UINT, WPARAM, LPARAM);

// Command handlers
LPARAM DoMainCommandExit (HWND hWnd, WORD idItem, HWND hwndCtl,WORD wNotifyCode);