From 732894a0fbcccb2c688368dd75b077a30fabc0fa Mon Sep 17 00:00:00 2001
From: Matt Jenkins <matt@majenko.co.uk>
Date: Mon, 22 Jul 2019 10:43:53 +0100
Subject: [PATCH] Add Chain effect to connect effects together

---
 .../audiobookrecorder/AudiobookRecorder.java  | 15 +++++
 .../co/majenko/audiobookrecorder/Chain.java   | 58 +++++++++++++++++++
 2 files changed, 73 insertions(+)
 create mode 100644 src/uk/co/majenko/audiobookrecorder/Chain.java

diff --git a/src/uk/co/majenko/audiobookrecorder/AudiobookRecorder.java b/src/uk/co/majenko/audiobookrecorder/AudiobookRecorder.java
index 24a6208..17effd0 100644
--- a/src/uk/co/majenko/audiobookrecorder/AudiobookRecorder.java
+++ b/src/uk/co/majenko/audiobookrecorder/AudiobookRecorder.java
@@ -2715,6 +2715,11 @@ public class AudiobookRecorder extends JFrame {
                     if (eff != null) {
                         group.addEffect(eff);
                     }
+                } else if (e.getTagName().equals("chain")) {
+                    Effect eff = (Effect)loadChain(e);
+                    if (eff != null) {
+                        group.addEffect(eff);
+                    }
                 } else if (e.getTagName().equals("group")) {
                     Effect eff = (Effect)loadEffectGroup(e);
                     if (eff != null) {
@@ -2815,6 +2820,11 @@ public class AudiobookRecorder extends JFrame {
                                 if (eff != null) {
                                     store.addEffect(eff);
                                 }
+                            } else if (ie.getTagName().equals("chain")) {
+                                Effect eff = (Effect)loadChain(ie);
+                                if (eff != null) {
+                                    store.addEffect(eff);
+                                }
                             } else if (ie.getTagName().equals("group")) {
                                 Effect eff = (Effect)loadEffectGroup(ie);
                                 if (eff != null) {
@@ -2850,6 +2860,11 @@ public class AudiobookRecorder extends JFrame {
         return a;
     }
 
+    public Chain loadChain(Element root) {
+        Chain c = new Chain(root.getAttribute("src"));
+        return c;
+    }
+
     public Pan loadPan(Element root) {
         Pan p = new Pan(Utils.s2d(root.getAttribute("pan")));
         return p;
diff --git a/src/uk/co/majenko/audiobookrecorder/Chain.java b/src/uk/co/majenko/audiobookrecorder/Chain.java
new file mode 100644
index 0000000..fe5b74e
--- /dev/null
+++ b/src/uk/co/majenko/audiobookrecorder/Chain.java
@@ -0,0 +1,58 @@
+package uk.co.majenko.audiobookrecorder;
+
+import java.util.ArrayList;
+
+public class Chain implements Effect {
+    String target;
+
+    public Chain(String t) {
+        target = t;
+    }
+
+    public Chain() {
+        target = null;
+    }
+
+    public void process(Sample[] samples) {
+        if (target != null) {
+            Effect t = AudiobookRecorder.window.effects.get(target);
+            if (t != null) {
+                t.process(samples);
+            }
+        }
+    }
+
+    public void setTarget(String t) {
+        target = t;
+    }
+
+    public String getTarget() {
+        return target;
+    }
+
+    public String toString() {
+        return "Chain to " + target;
+    }
+
+    public void dump() {
+        System.out.println(toString());
+    }
+
+    public void init(double sf) {
+        if (target != null) {
+            Effect t = AudiobookRecorder.window.effects.get(target);
+            if (t != null) {
+                t.init(sf);
+            }
+        }
+    }
+
+    public ArrayList<Effect> getChildEffects() {
+        return null;
+    }
+
+    public String getName() { 
+        return toString();
+    }
+
+}