Move all rendering logic to a single RenderingState.

src/fmri/RenderingState.hpp

@@ -1,6 +1,10 @@
 #pragma once
 
 #include <string>
+#include "LayerInfo.hpp"
+#include "LayerData.hpp"
+#include "LayerVisualisation.hpp"
+#include "Animation.hpp"
 
 namespace fmri
 {
@@ -15,7 +19,6 @@ namespace fmri
          * Reset the rendering state
          */
         void reset();
-        void configureRenderingContext();
         void registerControls();
         /**
          * GLUT mouse handler function
@@ -28,16 +31,35 @@ namespace fmri
          * @param x
          */
         void handleKey(unsigned char x);
-        std::string infoLine();
+        /**
+         * GLUT special keyboard handler.
+         * @param key
+         */
+        void handleSpecialKey(int key);
+        void render(float time) const;
+
+        void loadSimulationData(const std::map<string, LayerInfo> &info, std::vector<std::vector<LayerData>> &&data);
 
         static RenderingState& instance();
 
     private:
-        float pos[3];
-        float angle[2];
+        std::array<float, 3> pos;
+        std::array<float, 2> angle;
+        std::map<std::string, LayerInfo> layerInfo;
+        std::vector<std::vector<LayerData>> layerData;
+        std::vector<std::vector<LayerData>>::iterator currentData;
+        std::vector<std::unique_ptr<LayerVisualisation>> layerVisualisations;
+        std::vector<std::unique_ptr<Animation>> interactionAnimations;
 
         RenderingState() noexcept = default;
 
+        void configureRenderingContext() const;
+
         void move(unsigned char key);
+        void updateVisualisers();
+
+        std::string infoLine()const;
+        void renderDebugInfo() const;
+        void renderLayerName(const std::string& name) const;
     };
 }