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107 lines
3.4 KiB
C
107 lines
3.4 KiB
C
/**
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* Mupen64 - osd.h
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* Copyright (C) 2008 nmn, ebenblues
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*
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* Mupen64 homepage: http://mupen64.emulation64.com
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*
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* If you want to contribute to the project please contact
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* me first (maybe someone is already making what you are
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* planning to do).
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*
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*
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* This program is free software; you can redistribute it and/
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* or modify it under the terms of the GNU General Public Li-
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* cence as published by the Free Software Foundation; either
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* version 2 of the Licence, or any later version.
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*
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* This program is distributed in the hope that it will be use-
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* ful, but WITHOUT ANY WARRANTY; without even the implied war-
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* ranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public Licence for more details.
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*
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* You should have received a copy of the GNU General Public
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* Licence along with this program; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
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* USA.
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*
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**/
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#ifndef __OSD_H__
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#define __OSD_H__
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/******************************************************************
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osd_corner
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0 1 2 |
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\ __|__/ | Offset always effects the same:
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| | | +X = Leftward +Y = Upward
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3-| 4 |-5 | With no offset, the text will touch the border.
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|_____| |
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/ | \ |
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6 7 8 |
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*******************************************************************/
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enum osd_corner {
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OSD_TOP_LEFT, // 0 in the picture above
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OSD_TOP_CENTER, // 1 in the picture above
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OSD_TOP_RIGHT, // 2 in the picture above
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OSD_MIDDLE_LEFT, // 3 in the picture above
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OSD_MIDDLE_CENTER, // 4 in the picture above
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OSD_MIDDLE_RIGHT, // 5 in the picture above
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OSD_BOTTOM_LEFT, // 6 in the picture above
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OSD_BOTTOM_CENTER, // 7 in the picture above
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OSD_BOTTOM_RIGHT, // 8 in the picture above
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OSD_NUM_CORNERS
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};
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enum osd_message_state {
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OSD_APPEAR, // OSD message is appearing on the screen
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OSD_DISPLAY, // OSD message is being displayed on the screen
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OSD_DISAPPEAR, // OSD message is disappearing from the screen
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OSD_NUM_STATES
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};
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enum osd_animation_type {
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OSD_NONE,
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OSD_FADE,
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OSD_NUM_ANIM_TYPES
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};
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typedef struct {
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char *text; // Text that this object will have when displayed
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enum osd_corner corner; // One of the 9 corners
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float xoffset; // Relative X position
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float yoffset; // Relative Y position
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float color[3]; // Red, Green, Blue values
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float sizebox[4]; // bounding box (xmin, ymin, xmax, ymax)
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int state; // display state of current message
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enum osd_animation_type animation[OSD_NUM_STATES]; // animations for each display state
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unsigned int timeout[OSD_NUM_STATES]; // timeouts for each display state
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#define OSD_INFINITE_TIMEOUT 0xffffffff
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unsigned int frames; // number of frames in this state
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} osd_message_t;
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enum { R, G, B }; // for referencing color array
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#ifdef __cplusplus
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extern "C" {
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#endif
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void osd_init(int width, int height);
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void osd_exit(void);
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void osd_render();
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osd_message_t * osd_new_message(enum osd_corner, const char *, ...);
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void osd_update_message(osd_message_t *, const char *, ...);
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void osd_delete_message(osd_message_t *);
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void osd_message_set_corner(osd_message_t *, enum osd_corner);
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void osd_message_set_static(osd_message_t *);
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osd_message_t * osd_message_valid(osd_message_t *);
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#ifdef __cplusplus
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}
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#endif
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#endif // __OSD_H__
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