Outline for droplet manager

src/droplets/droplet_manager.cpp

@@ -0,0 +1,9 @@
+#include "droplet_manager.h"
+
+void DropletManager::ToggleSplit() {
+  split = !split;
+}
+
+bool DropletManager::GetSplitMode() {
+  return split;
+}

src/droplets/droplet_manager.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#ifndef CASCADE_DROPLETS_DROPLET_MANAGER_H_
+#define CASCADE_DROPLETS_DROPLET_MANAGER_H_
+
+class DropletManager {
+private:
+  bool split = false;
+public:
+  /*
+   * Toggle droplet split mode.
+   */
+  void ToggleSplit();
+
+  /*
+   * Droplet split mode.
+   */
+  bool GetSplitMode();
+};
+
+#endif // CASCADE_DROPLETS_DROPLET_MANAGER_H_
+