Narrative rendering machinery

1 files changed, 70 insertions, 0 deletions

diff --git a/libstorycode/narrative_priv.h b/libstorycode/narrative_priv.h
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--- /dev/null
+++ b/libstorycode/narrative_priv.h
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+/*
+ * narrative_priv.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 NARRATIVE_PRIV_H
+#define NARRATIVE_PRIV_H
+
+#ifdef HAVE_PANGO
+#include <pango/pangocairo.h>
+#endif
+
+#include "storycode.h"
+
+
+enum narrative_item_type
+{
+	NARRATIVE_ITEM_TEXT,
+	NARRATIVE_ITEM_SLIDE,
+	NARRATIVE_ITEM_BP,
+};
+
+
+struct narrative_item
+{
+	enum narrative_item_type type;
+
+	/* For TEXT, SLIDETITLE, PRESTITLE */
+	char **paragraphs;
+	int n_paras;
+	enum alignment align;
+#ifdef HAVE_PANGO
+	PangoLayout **layouts;
+#endif
+
+	/* For IMAGE */
+	char *filename;
+
+	/* For TEXT and IMAGE */
+	struct frame_geom geom;
+};
+
+
+struct _narrative
+{
+	int n_items;
+	struct narrative_item *items;
+	double w;
+	double total_h;
+};
+
+
+#endif /* NARRATIVE_PRIV_H */