| /* |
| * Copyright © 2013 Intel Corporation |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| * |
| */ |
| |
| #ifndef OVERLAY_H |
| #define OVERLAY_H |
| |
| #ifdef HAVE_CONFIG_H |
| #include"config.h" |
| #endif |
| |
| #include <cairo.h> |
| |
| enum position { |
| POS_UNSET = -1, |
| |
| POS_LEFT = 0, |
| POS_CENTRE = 1, |
| POS_RIGHT = 2, |
| |
| POS_TOP = 0 << 4, |
| POS_MIDDLE = 1 << 4, |
| POS_BOTTOM = 2 << 4, |
| |
| POS_TOP_LEFT = POS_TOP | POS_LEFT, |
| POS_TOP_CENTRE = POS_TOP | POS_CENTRE, |
| POS_TOP_RIGHT = POS_TOP | POS_RIGHT, |
| |
| POS_MIDDLE_LEFT = POS_MIDDLE | POS_LEFT, |
| POS_MIDDLE_CENTRE = POS_MIDDLE | POS_CENTRE, |
| POS_MIDDLE_RIGHT = POS_MIDDLE | POS_RIGHT, |
| |
| POS_BOTTOM_LEFT = POS_BOTTOM | POS_LEFT, |
| POS_BOTTOM_CENTRE = POS_BOTTOM | POS_CENTRE, |
| POS_BOTTOM_RIGHT = POS_BOTTOM | POS_RIGHT, |
| }; |
| |
| struct overlay { |
| cairo_surface_t *surface; |
| void (*show)(struct overlay *); |
| void (*hide)(struct overlay *); |
| }; |
| |
| extern const cairo_user_data_key_t overlay_key; |
| |
| struct config { |
| struct config_section { |
| struct config_section *next; |
| struct config_value { |
| struct config_value *next; |
| char *name; |
| char *value; |
| } *values; |
| char name[0]; |
| } *sections; |
| }; |
| |
| void config_init(struct config *config); |
| void config_parse_string(struct config *config, const char *str); |
| void config_set_value(struct config *config, |
| const char *section, |
| const char *name, |
| const char *value); |
| const char *config_get_value(struct config *config, |
| const char *section, |
| const char *name); |
| |
| #ifdef HAVE_OVERLAY_XVLIB |
| cairo_surface_t *x11_overlay_create(struct config *config, int *width, int *height); |
| void x11_overlay_stop(void); |
| #else |
| static inline cairo_surface_t *x11_overlay_create(struct config *config, int *width, int *height) { return NULL; } |
| static inline void x11_overlay_stop(void) { } |
| #endif |
| |
| #ifdef HAVE_OVERLAY_XLIB |
| cairo_surface_t *x11_window_create(struct config *config, int *width, int *height); |
| #else |
| static inline cairo_surface_t *x11_window_create(struct config *config, int *width, int *height) { return NULL; } |
| #endif |
| |
| cairo_surface_t *kms_overlay_create(struct config *config, int *width, int *height); |
| |
| #endif /* OVERLAY_H */ |