Implement SpriteModel::onCloned()

Author: adazem009

src/spritemodel.cpp

@@ -25,6 +25,13 @@ void SpriteModel::deinitClone()
 
 void SpriteModel::onCloned(libscratchcpp::Sprite *clone)
 {
+    if (!m_cloneRoot)
+        m_cloneRoot = this;
+
+    SpriteModel *cloneModel = new SpriteModel(m_cloneRoot);
+    cloneModel->m_cloneRoot = m_cloneRoot;
+    clone->setInterface(cloneModel);
+    emit cloned(cloneModel);
 }
 
 void SpriteModel::onCostumeChanged(libscratchcpp::Costume *costume)

src/spritemodel.h

@@ -51,10 +51,12 @@ class SpriteModel
 
     signals:
         void renderedTargetChanged();
+        void cloned(SpriteModel *cloneModel);
 
     private:
         libscratchcpp::Sprite *m_sprite = nullptr;
         IRenderedTarget *m_renderedTarget = nullptr;
+        SpriteModel *m_cloneRoot = nullptr;
 };
 
 } // namespace scratchcpprender

test/target_models/spritemodel_test.cpp

@@ -25,6 +25,47 @@ TEST(SpriteModelTest, Init)
     ASSERT_EQ(model.sprite(), &sprite);
 }
 
+TEST(SpriteModelTest, OnCloned)
+{
+    SpriteModel model;
+
+    Sprite clone1;
+    QSignalSpy spy1(&model, &SpriteModel::cloned);
+    model.onCloned(&clone1);
+    ASSERT_EQ(spy1.count(), 1);
+
+    QList<QVariant> args = spy1.takeFirst();
+    ASSERT_EQ(args.size(), 1);
+    SpriteModel *cloneModel = args.at(0).value<SpriteModel *>();
+    ASSERT_TRUE(cloneModel);
+    ASSERT_EQ(cloneModel->parent(), &model);
+    ASSERT_EQ(cloneModel->sprite(), &clone1);
+    spy1.clear();
+
+    Sprite clone2;
+    model.onCloned(&clone2);
+    ASSERT_EQ(spy1.count(), 1);
+
+    args = spy1.takeFirst();
+    ASSERT_EQ(args.size(), 1);
+    cloneModel = args.at(0).value<SpriteModel *>();
+    ASSERT_TRUE(cloneModel);
+    ASSERT_EQ(cloneModel->parent(), &model);
+    ASSERT_EQ(cloneModel->sprite(), &clone2);
+
+    Sprite clone3;
+    QSignalSpy spy2(cloneModel, &SpriteModel::cloned);
+    cloneModel->onCloned(&clone3);
+    ASSERT_EQ(spy2.count(), 1);
+
+    args = spy2.takeFirst();
+    ASSERT_EQ(args.size(), 1);
+    cloneModel = args.at(0).value<SpriteModel *>();
+    ASSERT_TRUE(cloneModel);
+    ASSERT_EQ(cloneModel->parent(), &model);
+    ASSERT_EQ(cloneModel->sprite(), &clone3);
+}
+
 TEST(SpriteModelTest, OnCostumeChanged)
 {
     SpriteModel model;