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/*
* 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
#include"config.h"
#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 */