From 25ca9e4a13baad436dd56a360ddbd564f9400995 Mon Sep 17 00:00:00 2001
From: sumibi-yakitori <nekosoft360@gmail.com>
Date: Mon, 23 Nov 2020 14:01:24 +0900
Subject: [PATCH]  Add duplicate slices

---
 src/app/doc.cpp   | 12 ++++++++++++
 src/doc/slice.cpp |  8 ++++++++
 src/doc/slice.h   |  3 +--
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/app/doc.cpp b/src/app/doc.cpp
index 31b4c0e94..d4e636e34 100644
--- a/src/app/doc.cpp
+++ b/src/app/doc.cpp
@@ -32,6 +32,7 @@
 #include "doc/palette.h"
 #include "doc/sprite.h"
 #include "doc/tag.h"
+#include "doc/slice.h"
 #include "os/display.h"
 #include "os/system.h"
 #include "ui/system.h"
@@ -511,6 +512,17 @@ Doc* Doc::duplicate(DuplicateType type) const
   for (const Tag* tag : sourceSprite->tags())
     spriteCopy->tags().add(new Tag(*tag));
 
+  // Copy slices
+  for (const Slice *slice : sourceSprite->slices()) {
+    auto sliceCopy = new Slice(*slice);
+    sliceCopy->setUserData(slice->userData());
+
+    for (frame_t i(0); i < sourceSprite->totalFrames(); ++i)
+      sliceCopy->insert(i, *slice->getByFrame(i));
+
+    spriteCopy->slices().add(sliceCopy);
+  }
+
   // Copy color palettes
   {
     PalettesList::const_iterator it = sourceSprite->getPalettes().begin();
diff --git a/src/doc/slice.cpp b/src/doc/slice.cpp
index 1fa10d62c..b7f5904ff 100644
--- a/src/doc/slice.cpp
+++ b/src/doc/slice.cpp
@@ -41,6 +41,14 @@ Slice::Slice()
 {
 }
 
+Slice::Slice(const Slice& other)
+  : WithUserData(ObjectType::Slice)
+  , m_owner(nullptr)
+  , m_name(other.m_name)
+{
+}
+
+
 Slice::~Slice()
 {
   ASSERT(!m_owner);
diff --git a/src/doc/slice.h b/src/doc/slice.h
index 1c7fb73e8..fa6089742 100644
--- a/src/doc/slice.h
+++ b/src/doc/slice.h
@@ -54,6 +54,7 @@ namespace doc {
     typedef List::const_iterator const_iterator;
 
     Slice();
+    Slice(const Slice& other);
     ~Slice();
 
     int getMemSize() const override;
@@ -88,8 +89,6 @@ namespace doc {
     Slices* m_owner;
     std::string m_name;
     List m_keys;
-
-    DISABLE_COPYING(Slice);
   };
 
 } // namespace doc