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Thirdparty/Pangolin/include/pangolin/var/varvaluegeneric.h

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+/* This file is part of the Pangolin Project.
+ * http://github.com/stevenlovegrove/Pangolin
+ *
+ * Copyright (c) 2014 Steven Lovegrove
+ *
+ * Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#pragma once
+
+#include <string>
+
+namespace pangolin
+{
+constexpr int META_FLAG_NONE      = 0x0000;
+constexpr int META_FLAG_TOGGLE    = 0x0001;
+constexpr int META_FLAG_READONLY  = 0x0002;
+
+struct VarMeta
+{
+    VarMeta() :
+        increment(0.),
+        flags(META_FLAG_NONE),
+        gui_changed(false),
+        logscale(false),
+        generic(false)
+    {
+        range[0] = 0.;
+        range[1] = 0.;
+    }
+
+    std::string full_name;
+    std::string friendly;
+    double range[2];
+    double increment;
+    int flags;
+    bool gui_changed;
+    bool logscale;
+    bool generic;
+};
+
+// Forward declaration
+template<typename T>
+class VarValueT;
+
+//! Abstract base class for named Pangolin variables
+class VarValueGeneric
+{
+public:
+    VarValueGeneric()
+        : str(0)
+    {
+    }
+
+    virtual ~VarValueGeneric()
+    {
+    }
+
+    virtual const char* TypeId() const = 0;
+    virtual void Reset() = 0;
+    virtual VarMeta& Meta() = 0;
+
+//protected:
+    // String serialisation object.
+    VarValueT<std::string>* str;
+};
+
+}