66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/* libnsfb framebuffer surface support */
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#include "libnsfb.h"
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#include "libnsfb_plot.h"
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#include "nsfb.h"
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/* surface default options */
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typedef int (nsfb_surfacefn_defaults_t)(nsfb_t *nsfb);
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/* surface init */
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typedef int (nsfb_surfacefn_init_t)(nsfb_t *nsfb);
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/* surface finalise */
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typedef int (nsfb_surfacefn_fini_t)(nsfb_t *nsfb);
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/* surface set geometry */
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typedef int (nsfb_surfacefn_geometry_t)(nsfb_t *nsfb, int width, int height, enum nsfb_format_e format);
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/* surface set parameters */
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typedef int (nsfb_surfacefn_parameters_t)(nsfb_t *nsfb, const char *parameters);
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/* surface input */
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typedef bool (nsfb_surfacefn_input_t)(nsfb_t *nsfb, nsfb_event_t *event, int timeout);
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/* surface area claim */
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typedef int (nsfb_surfacefn_claim_t)(nsfb_t *nsfb, nsfb_bbox_t *box);
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/* surface area update */
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typedef int (nsfb_surfacefn_update_t)(nsfb_t *nsfb, nsfb_bbox_t *box);
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/* surface cursor display */
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typedef int (nsfb_surfacefn_cursor_t)(nsfb_t *nsfb, struct nsfb_cursor_s *cursor);
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typedef struct nsfb_surface_rtns_s {
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nsfb_surfacefn_defaults_t *defaults;
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nsfb_surfacefn_init_t *initialise;
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nsfb_surfacefn_fini_t *finalise;
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nsfb_surfacefn_geometry_t *geometry;
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nsfb_surfacefn_parameters_t *parameters;
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nsfb_surfacefn_input_t *input;
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nsfb_surfacefn_claim_t *claim;
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nsfb_surfacefn_update_t *update;
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nsfb_surfacefn_cursor_t *cursor;
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} nsfb_surface_rtns_t;
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void _nsfb_register_surface(const enum nsfb_type_e type, const nsfb_surface_rtns_t *rtns, const char *name);
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/* macro which adds a builtin command with no argument limits */
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#define NSFB_SURFACE_DEF(__name, __type, __rtns) \
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static void __name##_register_surface(void) __attribute__((constructor)); \
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void __name##_register_surface(void) { \
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_nsfb_register_surface(__type, __rtns, #__name); \
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}
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/** Obtain routines for a surface
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*
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* Obtain a vlist of methods for a surface type.
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*
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* @param type The surface type.
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* @return A vtable of routines which teh caller must deallocate or
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* NULL on error
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*/
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nsfb_surface_rtns_t *nsfb_surface_get_rtns(enum nsfb_type_e type);
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