From 827f01e0ede01a7dd640c8055f1a169cb85e32f9 Mon Sep 17 00:00:00 2001
From: John Tsiombikas <nuclear@member.fsf.org>
Date: Wed, 10 Jan 2018 09:08:39 +0200
Subject: [PATCH] adding exhibit data, starting with descriptions

---
 src/exhibit.cc |   15 +++++++++++++++
 src/exhibit.h  |   22 ++++++++++++++++++++++
 src/exman.cc   |   19 +++++++++++++++++++
 3 files changed, 56 insertions(+)

diff --git a/src/exhibit.cc b/src/exhibit.cc
index d76b291..eaa2251 100644
--- a/src/exhibit.cc
+++ b/src/exhibit.cc
@@ -11,6 +11,8 @@ public:
 	ExhibitPriv();
 };
 
+
+// selection
 ExSelection::ExSelection(Exhibit *ex)
 {
 	this->ex = ex;
@@ -23,11 +25,24 @@ ExSelection::operator bool() const
 	return ex != 0;
 }
 
+// Exhibit data
+ExData::ExData()
+{
+	voice = 0;
+}
+
+ExData::~ExData()
+{
+	delete voice;
+}
+
+// private data for each exhibit type
 ExhibitPriv::ExhibitPriv()
 {
 	orig_node = 0;
 }
 
+// exhibit class
 Exhibit::Exhibit()
 {
 	priv = new ExhibitPriv;
diff --git a/src/exhibit.h b/src/exhibit.h
index 63b2898..0f98b05 100644
--- a/src/exhibit.h
+++ b/src/exhibit.h
@@ -1,9 +1,11 @@
 #ifndef EXHIBIT_H_
 #define EXHIBIT_H_
 
+#include <string>
 #include <gmath/gmath.h>
 #include "object.h"
 #include "geom.h"
+#include "audio/stream.h"
 
 class Exhibit;
 class ExhibitPriv;
@@ -28,6 +30,24 @@ public:
 	operator bool() const;
 };
 
+enum {
+	EXDATA_INFO,
+	EXDATA_VIDEO
+};
+
+class ExData {
+public:
+	int type;
+
+	std::string text;
+	AudioStream *voice;
+	// TODO: video stream
+
+	ExData();
+	~ExData();
+};
+
+
 /* TODO
 - select me aktina kai select me sfaira, epistrefei Selection
 - hover me aktina kai hover me sfaira
@@ -38,6 +58,8 @@ private:
 	ExhibitPriv *priv;
 
 public:
+	std::vector<ExData> data;
+
 	Exhibit();
 	virtual ~Exhibit();
 
diff --git a/src/exman.cc b/src/exman.cc
index 900d860..6517b65 100644
--- a/src/exman.cc
+++ b/src/exman.cc
@@ -73,6 +73,25 @@ bool ExhibitManager::load(MetaScene *mscn, const char *fname)
 				continue;
 			}
 
+			const char *desc = ts_get_attr_str(node, "description");
+			const char *voice = ts_get_attr_str(node, "voiceover");
+			if(desc || voice) {
+				ExData exd;
+
+				if(desc) {
+					exd.text = std::string(desc);
+				}
+				if(voice) {
+					exd.voice = new OggVorbisStream;
+					if(!exd.voice->open(voice)) {
+						error_log("failed to open voiceover: %s\n", voice);
+						delete exd.voice;
+						exd.voice = 0;
+					}
+				}
+				ex->data.push_back(exd);
+			}
+
 			ex->set_node(snode);
 			items.push_back(ex);
 		}
-- 
1.7.10.4