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