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Diffstat (limited to 'src-old/sc_interp.h')
-rw-r--r-- | src-old/sc_interp.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src-old/sc_interp.h b/src-old/sc_interp.h new file mode 100644 index 0000000..764b532 --- /dev/null +++ b/src-old/sc_interp.h @@ -0,0 +1,80 @@ +/* + * sc_interp.h + * + * Copyright © 2014-2018 Thomas White <taw@bitwiz.org.uk> + * + * This file is part of Colloquium. + * + * Colloquium is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + */ + +#ifndef SC_INTERP_H +#define SC_INTERP_H + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <pango/pangocairo.h> + +struct frame; + +#define SCCONST_SLIDENUMBER (0) +#define NUM_SC_CONSTANTS (1) + +struct presentation; +typedef struct _scinterp SCInterpreter; +typedef struct _sccallbacklist SCCallbackList; +typedef int (*SCCallbackBoxFunc)(SCInterpreter *scin, SCBlock *bl, + double *w, double *h, void **, void *); +typedef cairo_surface_t *(*SCCallbackDrawFunc)(int w, int h, void *, void *); +typedef int (*SCCallbackClickFunc)(double x, double y, void *, void *); + +#include "frame.h" +#include "imagestore.h" +#include "stylesheet.h" + +extern SCInterpreter *sc_interp_new(PangoContext *pc, PangoLanguage *lang, + ImageStore *is, struct frame *top); +extern void sc_interp_destroy(SCInterpreter *scin); + +extern void sc_interp_save(SCInterpreter *scin); +extern void sc_interp_restore(SCInterpreter *scin); + +extern int sc_interp_add_block(SCInterpreter *scin, SCBlock *bl, Stylesheet *ss); + +extern void sc_interp_set_constant(SCInterpreter *scin, unsigned int constant, + const char *val); + +/* Callback lists */ +extern SCCallbackList *sc_callback_list_new(); +extern void sc_callback_list_free(SCCallbackList *cbl); +extern void sc_callback_list_add_callback(SCCallbackList *cbl, const char *name, + SCCallbackBoxFunc box_func, + SCCallbackDrawFunc draw_func, + SCCallbackClickFunc click_func, + void *vp); +extern void sc_interp_set_callbacks(SCInterpreter *scin, SCCallbackList *cbl); + +/* Get the current state of the interpreter */ +extern struct frame *sc_interp_get_frame(SCInterpreter *scin); +extern PangoFont *sc_interp_get_font(SCInterpreter *scin); +extern PangoFontDescription *sc_interp_get_fontdesc(SCInterpreter *scin); +extern double *sc_interp_get_fgcol(SCInterpreter *scin); + +extern void update_geom(struct frame *fr); + + +#endif /* SC_INTERP_H */ |