shadow.h

来自「mini gui 1.6.8 lib and source」· C头文件 代码 · 共 76 行

/*
**  $Id: shadow.h,v 1.5 2005/04/20 11:03:51 weiym Exp $
**  
**  Copyright (C) 2004 Feynman Software.
*/

/*
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef _GAL_SHADOW_H
#define _GAL_SHADOW_H

#include "sysvideo.h"

#ifdef __cplusplus
extern "C" {
#endif  /* __cplusplus */

/* Hidden "this" pointer for the video functions */
#define _THIS    GAL_VideoDevice *this

/* Private display data */

struct GAL_PrivateVideoData {
    int w, h, pitch;
    void *fb;
    BOOL alloc_fb;
    BOOL dirty;
    RECT update;
    pthread_t update_th;
    pthread_mutex_t update_lock;
};

struct lcd_info {
    short height, width;  // Pixels
    short bpp;            // Depth (bits/pixel)
    short type;           // pixel type
    short rlen;           // Length of one raster line in bytes
    void  *fb;            // Frame buffer
};

struct shadow_lcd_ops {
    /* Return value: Zero on ok */
    int (*init) (void);
    /* Return value: Zero on ok. */
    int (*getinfo) (struct lcd_info* lcd_info);
    /* Nullable, Should be set when getinfo is no NULL. Return value: Zero on ok */
    int (*release) (void);
    /* Nullable. Return value: The number of colors set, zeor on error. */
    int (*setclut) (int firstcolor, int ncolors, GAL_Color *colors);

    void (*sleep) (void);
    void (*refresh) (_THIS, const RECT* update);
};

extern struct shadow_lcd_ops __mg_shadow_lcd_ops;

#ifdef __cplusplus
}
#endif  /* __cplusplus */

#endif /* _GAL_SHADOW_H */