home *** CD-ROM | disk | FTP | other *** search
- /****************************************************************************
- *
- * MegaGraph Graphics Library
- *
- * Copyright (C) 1996 SciTech Software.
- * All rights reserved.
- *
- * Filename: $Workfile: mgldos.h $
- * Version: $Revision: 1.9 $
- *
- * Language: ANSI C
- * Environment: IBM PC (MS DOS)
- *
- * Description: Header file for the MGLDOS binding for the MSDOS environment.
- *
- * $Date: 30 Jan 1997 17:31:58 $ $Author: KendallB $
- *
- ****************************************************************************/
-
- #ifndef __MGLDOS_H
- #define __MGLDOS_H
-
- #ifndef MGLDOS
- #define MGLDOS
- #endif
-
- /*---------------------- Macros and type definitions ----------------------*/
-
- typedef void *MGL_HWND;
-
- /*------------------------- Function Prototypes ---------------------------*/
-
- #ifdef __cplusplus
- extern "C" { /* Use "C" linkage when in C++ mode */
- #endif
-
- /* Initialise the MGL for fullscreen output */
-
- bool MGLAPI MGL_init(m_int *driver,m_int *mode,const char *mglpath);
-
- /* Change the active display mode. You must destroy all display device
- * contexts before calling this function, and re-create them again with
- * the new display mode. Does not affect any event handling hooks.
- */
-
- bool MGLAPI MGL_changeDisplayMode(m_int mode);
-
- /* Disable/enable event handling (call before calling MGL_init */
-
- void MGLAPI MGL_useEvents(bool use);
-
- /* Device context management */
-
- MGLDC * MGLAPI MGL_createDisplayDC(m_int numBuffers);
- MGLDC * MGLAPI MGL_createScrollingDC(m_int virtualX,m_int virtualY,m_int numBuffers);
- MGLDC * MGLAPI MGL_createOffscreenDC(void);
- MGLDC * MGLAPI MGL_createLinearOffscreenDC(void);
- MGLDC * MGLAPI MGL_createMemoryDC(m_int xSize,m_int ySize,m_int bitsPerPixel,pixel_format_t *pf);
- bool MGLAPI MGL_destroyDC(MGLDC *dc);
-
- /* Generic helper functions */
-
- ulong MGLAPI MGL_getTicks(void);
- ulong MGLAPI MGL_getTickResolution(void);
- void MGLAPI MGL_delay(m_int millseconds);
- void MGLAPI MGL_beep(m_int freq,m_int milliseconds);
- void MGLAPI MGL_suspend(void);
- void MGLAPI MGL_resume(void);
-
- /* Fullscreen specific routines */
-
- void MGLAPI MGL_setPaletteSnowLevel(MGLDC *dc,m_int level);
- m_int MGLAPI MGL_getPaletteSnowLevel(MGLDC *dc);
-
- /* Determine if a specific scancode'ed key is held down (PC specific) */
-
- bool MGLAPI EVT_isKeyDown(uchar scanCode);
-
- #ifdef __cplusplus
- } /* End of "C" linkage for C++ */
- #endif
-
- #endif /* __MGLDOS_H */
-