Use clone root sprite as the data source for blocks and assets

Author: adazem009

include/scratchcpp/sprite.h

@@ -59,6 +59,9 @@ class LIBSCRATCHCPP_EXPORT Sprite : public Target
         void setRotationStyle(const std::string &newRotationStyle);
         void setRotationStyle(const char *newRotationStyle);
 
+    protected:
+        Target *dataSource() const override;
+
     private:
         spimpl::unique_impl_ptr<SpritePrivate> impl;
 };

src/scratch/sprite.cpp

@@ -255,3 +255,8 @@ void Sprite::setRotationStyle(const char *newRotationStyle)
 {
     setRotationStyle(std::string(newRotationStyle));
 }
+
+Target *Sprite::dataSource() const
+{
+    return impl->cloneRoot;
+}

test/scratch_classes/sprite_test.cpp

@@ -1,6 +1,7 @@
 #include <scratchcpp/sprite.h>
 #include <scratchcpp/variable.h>
 #include <scratchcpp/list.h>
+#include <scratchcpp/costume.h>
 #include <enginemock.h>
 
 #include "../common.h"
@@ -32,6 +33,8 @@ TEST(SpriteTest, Clone)
     auto var2 = std::make_shared<Variable>("b", "var2", "world");
     sprite.addVariable(var1);
     sprite.addVariable(var2);
+    auto c1 = std::make_shared<Costume>("costume1", "", "svg");
+    sprite.addCostume(c1);
 
     auto list1 = std::make_shared<List>("c", "list1");
     list1->push_back("item1");
@@ -173,6 +176,11 @@ TEST(SpriteTest, Clone)
     ASSERT_TRUE(clone3->allChildren().empty());
 
     ASSERT_TRUE(clone4->allChildren().empty());
+
+    ASSERT_EQ(clone2->costumes(), sprite.costumes());
+    auto c2 = std::make_shared<Costume>("costume2", "", "png");
+    clone2->addCostume(c2);
+    ASSERT_EQ(clone2->costumes(), sprite.costumes());
 }
 
 TEST(SpriteTest, X)