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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Mupen64plus - osd.h *
* Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ *
* Copyright (C) 2008 Nmn, Ebenblues *
* *
* 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef __OSD_H__
#define __OSD_H__
#include "main/list.h"
#include "osal/preproc.h"
/******************************************************************
osd_corner
0 1 2 |
\ __|__/ | Offset always effects the same:
| | | +X = Leftward +Y = Upward
3-| 4 |-5 | With no offset, the text will touch the border.
|_____| |
/ | \ |
6 7 8 |
*******************************************************************/
enum osd_corner {
OSD_TOP_LEFT, // 0 in the picture above
OSD_TOP_CENTER, // 1 in the picture above
OSD_TOP_RIGHT, // 2 in the picture above
OSD_MIDDLE_LEFT, // 3 in the picture above
OSD_MIDDLE_CENTER, // 4 in the picture above
OSD_MIDDLE_RIGHT, // 5 in the picture above
OSD_BOTTOM_LEFT, // 6 in the picture above
OSD_BOTTOM_CENTER, // 7 in the picture above
OSD_BOTTOM_RIGHT, // 8 in the picture above
OSD_NUM_CORNERS
};
enum osd_message_state {
OSD_APPEAR, // OSD message is appearing on the screen
OSD_DISPLAY, // OSD message is being displayed on the screen
OSD_DISAPPEAR, // OSD message is disappearing from the screen
OSD_NUM_STATES
};
enum osd_animation_type {
OSD_NONE,
OSD_FADE,
OSD_NUM_ANIM_TYPES
};
typedef struct {
char *text; // Text that this object will have when displayed
enum osd_corner corner; // One of the 9 corners
float xoffset; // Relative X position
float yoffset; // Relative Y position
float color[3]; // Red, Green, Blue values
float sizebox[4]; // bounding box (xmin, ymin, xmax, ymax)
int state; // display state of current message
enum osd_animation_type animation[OSD_NUM_STATES]; // animations for each display state
unsigned int timeout[OSD_NUM_STATES]; // timeouts for each display state
#define OSD_INFINITE_TIMEOUT 0xffffffff
unsigned int frames; // number of frames in this state
int user_managed; // structure managed by caller and not to be freed by us
struct list_head list;
} osd_message_t;
enum { R, G, B }; // for referencing color array
#ifdef __cplusplus
extern "C" {
#endif
#ifdef M64P_OSD
void osd_init(int width, int height);
void osd_exit(void);
void osd_render(void);
osd_message_t * osd_new_message(enum osd_corner, const char *, ...) __attribute__ ((format (printf, 2, 3)));
void osd_update_message(osd_message_t *, const char *, ...) __attribute__ ((format (printf, 2, 3)));
void osd_delete_message(osd_message_t *);
void osd_message_set_static(osd_message_t *);
void osd_message_set_user_managed(osd_message_t *);
#else
static osal_inline void osd_init(int width, int height)
{
}
static osal_inline void osd_exit(void)
{
}
static osal_inline void osd_render(void)
{
}
static osal_inline osd_message_t * osd_new_message(enum osd_corner eCorner, const char *fmt, ...)
{
return NULL;
}
static osal_inline void osd_update_message(osd_message_t *msg, const char *fmt, ...)
{
}
static osal_inline void osd_delete_message(osd_message_t *msg)
{
}
static osal_inline void osd_message_set_static(osd_message_t *msg)
{
}
static osal_inline void osd_message_set_user_managed(osd_message_t *msg)
{
}
#endif
#ifdef __cplusplus
}
#endif
#endif // __OSD_H__
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