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/*
* presentation.h
*
* Copyright © 2013-2018 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 PRESENTATION_H
#define PRESENTATION_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
struct presentation;
#include "imagestore.h"
#include "sc_parse.h"
#include "slideshow.h"
#include "narrative_window.h"
#include "slide_window.h"
struct menu_pl;
struct presentation
{
char *filename;
char *titlebar; /* basename(filename) or "(untitled)" */
int completely_empty;
int saved;
PangoLanguage *lang;
ImageStore *is;
NarrativeWindow *narrative_window;
SlideWindow *slidewindow;
struct pr_clock *clock;
/* This is the "native" size of the slide. It only exists to give
* font size some meaning in the context of a somewhat arbitrary DPI */
double slide_width;
double slide_height;
SCBlock *stylesheet;
SCBlock *scblocks;
};
extern struct presentation *new_presentation(const char *imagestore);
extern SCBlock *find_stylesheet(SCBlock *bl);
extern int replace_stylesheet(struct presentation *p, SCBlock *ss);
extern void free_presentation(struct presentation *p);
extern char *get_titlebar_string(struct presentation *p);
extern int slide_number(struct presentation *p, SCBlock *sl);
extern int num_slides(struct presentation *p);
extern SCBlock *first_slide(struct presentation *p);
extern SCBlock *last_slide(struct presentation *p);
extern SCBlock *next_slide(struct presentation *p, SCBlock *sl);
extern SCBlock *prev_slide(struct presentation *p, SCBlock *sl);
extern int load_presentation(struct presentation *p, const char *filename);
extern int save_presentation(struct presentation *p, const char *filename);
#define UNUSED __attribute__((unused))
#endif /* PRESENTATION_H */
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