From fda714d631fb78eab53cc6ae80721622c70fc490 Mon Sep 17 00:00:00 2001
From: Christian Colglazier <christian@cacolglazier.com>
Date: Wed, 30 Sep 2020 21:28:34 -0400
Subject: [PATCH] Outline for droplet manager

---
 src/droplets/droplet_manager.cpp |  9 +++++++++
 src/droplets/droplet_manager.h   | 22 ++++++++++++++++++++++
 src/main.cpp                     | 12 ++++++------
 src/main.h                       |  7 ++++---
 src/menu.cpp                     |  6 +++---
 src/menu.h                       |  5 +++--
 6 files changed, 47 insertions(+), 14 deletions(-)
 create mode 100644 src/droplets/droplet_manager.cpp
 create mode 100644 src/droplets/droplet_manager.h

diff --git a/src/droplets/droplet_manager.cpp b/src/droplets/droplet_manager.cpp
new file mode 100644
index 0000000..5f3b475
--- /dev/null
+++ b/src/droplets/droplet_manager.cpp
@@ -0,0 +1,9 @@
+#include "droplet_manager.h"
+
+void DropletManager::ToggleSplit() {
+  split = !split;
+}
+
+bool DropletManager::GetSplitMode() {
+  return split;
+}
diff --git a/src/droplets/droplet_manager.h b/src/droplets/droplet_manager.h
new file mode 100644
index 0000000..2b05b5f
--- /dev/null
+++ b/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_
+
diff --git a/src/main.cpp b/src/main.cpp
index 7196779..b70f726 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -24,8 +24,8 @@ void ProcessControls() {
     if (patch.encoder.RisingEdge()) {
       left_menu.SetInMenu(false);
       if(left_menu.GetState() == MenuState::kSplit) {
-	split = !split;
-	if (split) {
+	state->ToggleSplit();
+	if (state->GetSplitMode()) {
 	  droplet_left->UpdateState(DropletState::kLeft);
 	  droplet_right = GetDroplet(DropletState::kRight);
 	} else {
@@ -34,7 +34,7 @@ void ProcessControls() {
 	}
       } else {
 	delete droplet_left;
-	if(split) {
+	if(state->GetSplitMode()) {
 	  droplet_left = GetDroplet(DropletState::kLeft);
 	} else {
 	  droplet_left = GetDroplet(DropletState::kFull);
@@ -54,7 +54,7 @@ void ProcessControls() {
 void ProcessOutputs() {
   if(!left_menu.InMenu()) {
     droplet_left->Control();
-    if (split) {
+    if (state->GetSplitMode()) {
       droplet_right->Control();
     }
   }
@@ -66,7 +66,7 @@ void ProcessOled() {
     left_menu.ProcessMenuOled();
   } else {
     droplet_left->Draw();
-    if (split) {
+    if (state->GetSplitMode()) {
       droplet_right->Draw();
     }
   }
@@ -77,7 +77,7 @@ static void AudioThrough(float **in,
 			 float **out,
 			 size_t size) {
   droplet_left->Process(in, out, size);
-  if (split) {
+  if (state->GetSplitMode()) {
     droplet_right->Process(in, out, size);
   }
 }
diff --git a/src/main.h b/src/main.h
index 02d6de4..8e58a21 100644
--- a/src/main.h
+++ b/src/main.h
@@ -11,13 +11,14 @@
 #include "util.h"
 #include "menu.h"
 #include "droplets/droplet.h"
+#include "droplets/droplet_manager.h"
 #include "droplets/noise_droplet.h"
 #include "droplets/vco_droplet.h"
 
 DaisyPatch patch;
-bool split = false;
-Menu left_menu(&patch, "Right", &split);
-Menu right_menu(&patch, "Left", &split);
+DropletManager* state = new DropletManager();
+Menu left_menu(&patch, "Right", state);
+Menu right_menu(&patch, "Left", state);
 Droplet* droplet_left;
 Droplet* droplet_right;
 float sample_rate;
diff --git a/src/menu.cpp b/src/menu.cpp
index 017308b..642ad91 100644
--- a/src/menu.cpp
+++ b/src/menu.cpp
@@ -2,10 +2,10 @@
 
 Menu::Menu(DaisyPatch* m_patch,
 	   std::string m_name,
-	   bool* m_split) {
+	   DropletManager* m_state) {
   patch = m_patch;
   name = m_name;
-  split = m_split;
+  state = m_state;
 }
 const std::string MENU_ITEMS[] = {"Split",
   "Change",
@@ -38,7 +38,7 @@ std::string Menu::FilterMenuText(int position) {
   if (position >= MENU_SIZE || position < 0) {
     return "";
   } else {
-    if (ConvertState(position) == MenuState::kSplit && *split) {
+    if (ConvertState(position) == MenuState::kSplit && (*state).GetSplitMode()) {
       return "Merge";
     } else if (ConvertState(position) == MenuState::kChange) {
       return name;
diff --git a/src/menu.h b/src/menu.h
index 1287634..4b6088b 100644
--- a/src/menu.h
+++ b/src/menu.h
@@ -5,6 +5,7 @@
 
 #include "daisy_patch.h"
 #include "util.h"
+#include "droplets/droplet_manager.h"
 
 #include <string>
 
@@ -15,7 +16,7 @@ enum class MenuState {kSplit, kChange, kVCO, kNoise};
 class Menu {
  private:
   DaisyPatch* patch;
-  bool* split;
+  DropletManager* state;
   std::string name;
 
   /*
@@ -33,7 +34,7 @@ class Menu {
    * @param m_name name of the menu
    * @param m_split one or two droplets
    */
-  Menu(DaisyPatch* m_patch, std::string m_name, bool* m_split);
+  Menu(DaisyPatch* m_patch, std::string m_name, DropletManager* m_state);
 
   /*
    * Gives if the user is currently in the menu.