c++ wrappers for ncplot #441

include/ncpp/Plot.hh

@@ -0,0 +1,67 @@
+#ifndef __NCPP_PLOT_HH
+#define __NCPP_PLOT_HH
+
+#include <notcurses/notcurses.h>
+
+#include "Root.hh"
+#include "NCAlign.hh"
+
+namespace ncpp
+{
+	class Plane;
+
+	class NCPP_API_EXPORT Plot : public Root
+	{
+	public:
+		static plot_options default_options;
+
+	public:
+		explicit Plot (Plane *plane, const plot_options *opts = nullptr)
+			: Plot (reinterpret_cast<ncplane*>(plane), opts)
+		{}
+
+		explicit Plot (Plane const* plane, const plot_options *opts = nullptr)
+			: Plot (const_cast<Plane*>(plane), opts)
+		{}
+
+		explicit Plot (Plane &plane, const plot_options *opts = nullptr)
+			: Plot (reinterpret_cast<ncplane*>(&plane), opts)
+		{}
+
+		explicit Plot (Plane const& plane, const plot_options *opts = nullptr)
+			: Plot (const_cast<Plane*>(&plane), opts)
+		{}
+
+		explicit Plot (ncplane *plane, const plot_options *opts = nullptr)
+		{
+			if (plane == nullptr)
+				throw invalid_argument ("'plane' must be a valid pointer");
+
+			plot = ncplot_create (plane, opts == nullptr ? &default_options : opts);
+			if (plot == nullptr)
+				throw init_error ("notcurses failed to create a new plot");
+		}
+
+		~Plot ()
+		{
+			if (!is_notcurses_stopped ())
+				ncplot_destroy (plot);
+		}
+
+    int add_sample(uint64_t x, int64_t y)
+    {
+			return ncplot_add_sample (plot, x, y) >= 0;
+    }
+
+    int set_sample(uint64_t x, int64_t y)
+    {
+			return ncplot_set_sample (plot, x, y) >= 0;
+    }
+
+		Plane* get_plane () const noexcept;
+
+	private:
+		ncplot *plot;
+	};
+}
+#endif