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/*
* slide.h
*
* Copyright © 2019 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 SLIDE_H
#define SLIDE_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
typedef struct _slide Slide;
typedef struct _slideitem SlideItem;
#include "stylesheet.h"
extern Slide *slide_new(void);
extern void slide_free(Slide *s);
extern int slide_add_image(Slide *s, char *filename, struct frame_geom geom);
extern SlideItem *slide_add_text(Slide *s, char **text, int n_text,
struct frame_geom geom, enum alignment alignment);
extern int slide_add_footer(Slide *s);
extern SlideItem *slide_add_slidetitle(Slide *s, char **text, int n_text);
extern SlideItem *slide_add_prestitle(Slide *s, char **text, int n_text);
extern int slide_set_logical_size(Slide *s, double w, double h);
extern int slide_get_logical_size(Slide *s, Stylesheet *ss, double *w, double *h);
/* Slide items */
extern void slide_item_get_geom(SlideItem *item, Stylesheet *ss,
double *x, double *y, double *w, double *h,
double slide_w, double slide_h);
extern void slide_item_get_padding(SlideItem *item, Stylesheet *ss,
double *l, double *r, double *t, double *b,
double slide_w, double slide_h);
extern void slide_item_split_text_paragraph(SlideItem *item, int para, size_t off);
extern void slide_item_delete_text(SlideItem *item, int p1, size_t o1, int p2, size_t o2);
/* For debugging, not really part of API */
extern void describe_slide(Slide *s);
#endif /* SLIDE_H */
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