Color table implementation

wxdata/include/scwx/common/color_table.hpp

@@ -0,0 +1,48 @@
+#pragma once
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include <boost/gil.hpp>
+
+namespace scwx
+{
+namespace common
+{
+
+class ColorTableImpl;
+
+/**
+ * @brief Color Table
+ *
+ * Implementation based on:
+ * Color Table File Specification
+ * Mike Gibson
+ * Gibson Ridge Software, LLC.  Used with permission.
+ * http://www.grlevelx.com/manuals/color_tables/files_color_table.htm
+ */
+class ColorTable
+{
+public:
+   explicit ColorTable();
+   ~ColorTable();
+
+   ColorTable(const ColorTable&) = delete;
+   ColorTable& operator=(const ColorTable&) = delete;
+
+   ColorTable(ColorTable&&) noexcept;
+   ColorTable& operator=(ColorTable&&) noexcept;
+
+   boost::gil::rgba8_pixel_t Color(float value) const;
+
+   static std::shared_ptr<ColorTable> Load(const std::string& filename);
+
+private:
+   std::unique_ptr<ColorTableImpl> p;
+
+   void ProcessLine(const std::vector<std::string>& tokenList);
+};
+
+} // namespace common
+} // namespace scwx