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| Rev | Author | Line No. | Line |
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| 3584 | sourcerer | 1 | /* libnsfb framebuffer surface support */ |
| 2 | |||
| 3 | #include "libnsfb.h" |
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| 4 | #include "libnsfb_plot.h" |
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| 5 | #include "nsfb.h" |
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| 6 | |||
| 7 | /* surface default options */ |
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| 8 | typedef int (nsfb_surfacefn_defaults_t)(nsfb_t *nsfb); |
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| 9 | |||
| 10 | /* surface init */ |
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| 11 | typedef int (nsfb_surfacefn_init_t)(nsfb_t *nsfb); |
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| 12 | |||
| 13 | /* surface finalise */ |
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| 14 | typedef int (nsfb_surfacefn_fini_t)(nsfb_t *nsfb); |
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| 15 | |||
| 16 | /* surface set geometry */ |
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| 17 | typedef int (nsfb_surfacefn_geometry_t)(nsfb_t *nsfb, int width, int height, enum nsfb_format_e format); |
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| 18 | |||
| 19 | /* surface set parameters */ |
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| 20 | typedef int (nsfb_surfacefn_parameters_t)(nsfb_t *nsfb, const char *parameters); |
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| 21 | |||
| 22 | /* surface input */ |
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| 23 | typedef bool (nsfb_surfacefn_input_t)(nsfb_t *nsfb, nsfb_event_t *event, int timeout); |
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| 24 | |||
| 25 | /* surface area claim */ |
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| 26 | typedef int (nsfb_surfacefn_claim_t)(nsfb_t *nsfb, nsfb_bbox_t *box); |
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| 27 | |||
| 28 | /* surface area update */ |
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| 29 | typedef int (nsfb_surfacefn_update_t)(nsfb_t *nsfb, nsfb_bbox_t *box); |
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| 30 | |||
| 31 | /* surface cursor display */ |
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| 32 | typedef int (nsfb_surfacefn_cursor_t)(nsfb_t *nsfb, struct nsfb_cursor_s *cursor); |
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| 33 | |||
| 34 | typedef struct nsfb_surface_rtns_s { |
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| 35 | nsfb_surfacefn_defaults_t *defaults; |
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| 36 | nsfb_surfacefn_init_t *initialise; |
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| 37 | nsfb_surfacefn_fini_t *finalise; |
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| 38 | nsfb_surfacefn_geometry_t *geometry; |
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| 39 | nsfb_surfacefn_parameters_t *parameters; |
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| 40 | nsfb_surfacefn_input_t *input; |
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| 41 | nsfb_surfacefn_claim_t *claim; |
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| 42 | nsfb_surfacefn_update_t *update; |
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| 43 | nsfb_surfacefn_cursor_t *cursor; |
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| 44 | } nsfb_surface_rtns_t; |
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| 45 | |||
| 46 | void _nsfb_register_surface(const enum nsfb_type_e type, const nsfb_surface_rtns_t *rtns, const char *name); |
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| 47 | |||
| 48 | |||
| 49 | /* macro which adds a builtin command with no argument limits */ |
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| 50 | #define NSFB_SURFACE_DEF(__name, __type, __rtns) \ |
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| 51 | static void __name##_register_surface(void) __attribute__((constructor)); \ |
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| 52 | void __name##_register_surface(void) { \ |
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| 53 | _nsfb_register_surface(__type, __rtns, #__name); \ |
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| 54 | } |
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| 55 | |||
| 56 | /** Obtain routines for a surface |
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| 57 | * |
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| 58 | * Obtain a vlist of methods for a surface type. |
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| 59 | * |
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| 60 | * @param type The surface type. |
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| 61 | * @return A vtable of routines which teh caller must deallocate or |
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| 62 | * NULL on error |
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| 63 | */ |
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| 64 | nsfb_surface_rtns_t *nsfb_surface_get_rtns(enum nsfb_type_e type); |
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| 65 |