From 38693e1d6ca7f05d9488348ddf298488d1cc0995 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20Mr=C3=A1zek?= <peterix@gmail.com>
Date: Sun, 6 Sep 2015 23:35:58 +0200
Subject: GH-1047 parse world files and integrate MCEdit with world page

---
 depends/libnbtplusplus/include/tag_primitive.h | 102 +++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 depends/libnbtplusplus/include/tag_primitive.h

(limited to 'depends/libnbtplusplus/include/tag_primitive.h')

diff --git a/depends/libnbtplusplus/include/tag_primitive.h b/depends/libnbtplusplus/include/tag_primitive.h
new file mode 100644
index 00000000..8b70c147
--- /dev/null
+++ b/depends/libnbtplusplus/include/tag_primitive.h
@@ -0,0 +1,102 @@
+/*
+ * libnbt++ - A library for the Minecraft Named Binary Tag format.
+ * Copyright (C) 2013, 2015  ljfa-ag
+ *
+ * This file is part of libnbt++.
+ *
+ * libnbt++ is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * libnbt++ 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with libnbt++.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef TAG_PRIMITIVE_H_INCLUDED
+#define TAG_PRIMITIVE_H_INCLUDED
+
+#include "crtp_tag.h"
+#include "primitive_detail.h"
+#include "io/stream_reader.h"
+#include "io/stream_writer.h"
+#include <istream>
+#include <sstream>
+
+#include "nbt++_export.h"
+
+namespace nbt
+{
+
+/**
+ * @brief Tag that contains an integral or floating-point value
+ *
+ * Common class for tag_byte, tag_short, tag_int, tag_long, tag_float and tag_double.
+ */
+template<class T>
+class tag_primitive final : public detail::crtp_tag<tag_primitive<T>>
+{
+public:
+    ///The type of the value
+    typedef T value_type;
+
+    ///The type of the tag
+    static constexpr tag_type type = detail::get_primitive_type<T>::value;
+
+    //Constructor
+    constexpr tag_primitive(T val = 0) noexcept: value(val) {}
+
+    //Getters
+    operator T&() { return value; }
+    constexpr operator T() const { return value; }
+    constexpr T get() const { return value; }
+
+    //Setters
+    tag_primitive& operator=(T val) { value = val; return *this; }
+    void set(T val) { value = val; }
+
+    void read_payload(io::stream_reader& reader) override;
+    void write_payload(io::stream_writer& writer) const override;
+
+private:
+    T value;
+};
+
+template<class T> bool operator==(const tag_primitive<T>& lhs, const tag_primitive<T>& rhs)
+{ return lhs.get() == rhs.get(); }
+template<class T> bool operator!=(const tag_primitive<T>& lhs, const tag_primitive<T>& rhs)
+{ return !(lhs == rhs); }
+
+//Typedefs that should be used instead of the template tag_primitive.
+typedef tag_primitive<int8_t> tag_byte;
+typedef tag_primitive<int16_t> tag_short;
+typedef tag_primitive<int32_t> tag_int;
+typedef tag_primitive<int64_t> tag_long;
+typedef tag_primitive<float> tag_float;
+typedef tag_primitive<double> tag_double;
+
+template<class T>
+void tag_primitive<T>::read_payload(io::stream_reader& reader)
+{
+    reader.read_num(value);
+    if(!reader.get_istr())
+    {
+        std::ostringstream str;
+        str << "Error reading tag_" << type;
+        throw io::input_error(str.str());
+    }
+}
+
+template<class T>
+void tag_primitive<T>::write_payload(io::stream_writer& writer) const
+{
+    writer.write_num(value);
+}
+
+}
+
+#endif // TAG_PRIMITIVE_H_INCLUDED
-- 
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