Fully replace listener system by signals

Former-commit-id: 032dfddd12cc3a792c71426148c758ffac3621f9

src/Nazara/Utility/Animation.cpp

@@ -34,7 +34,7 @@ bool NzAnimationParams::IsValid() const
 
 NzAnimation::~NzAnimation()
 {
-	Destroy();
+	OnAnimationRelease(this);
 }
 
 bool NzAnimation::AddSequence(const NzSequence& sequence)
@@ -172,7 +172,6 @@ bool NzAnimation::CreateSkeletal(unsigned int frameCount, unsigned int jointCoun
 	m_impl->sequenceJoints.resize(frameCount*jointCount);
 	m_impl->type = nzAnimationType_Skeletal;
 
-	NotifyCreated();
 	return true;
 }
 
@@ -180,7 +179,7 @@ void NzAnimation::Destroy()
 {
 	if (m_impl)
 	{
-		NotifyDestroy();
+		OnAnimationDestroy(this);
 
 		delete m_impl;
 		m_impl = nullptr;

src/Nazara/Utility/Buffer.cpp

@@ -40,6 +40,8 @@ m_impl(nullptr)
 
 NzBuffer::~NzBuffer()
 {
+	OnBufferRelease(this);
+
 	Destroy();
 }
 
@@ -86,7 +88,6 @@ bool NzBuffer::Create(unsigned int size, nzUInt32 storage, nzBufferUsage usage)
 	m_storage = storage;
 	m_usage = usage;
 
-	NotifyCreated();
 	return true; // Si on arrive ici c'est que tout s'est bien passé.
 }
 
@@ -94,7 +95,7 @@ void NzBuffer::Destroy()
 {
 	if (m_impl)
 	{
-		NotifyDestroy();
+		OnBufferDestroy(this);
 
 		m_impl->Destroy();
 		delete m_impl;

src/Nazara/Utility/Font.cpp

@@ -90,17 +90,21 @@ bool NzFont::Create(NzFontData* data)
 	#endif
 
 	m_data.reset(data);
-
 	return true;
 }
 
 void NzFont::Destroy()
 {
-	ClearGlyphCache();
+	if (m_data)
+	{
+		OnFontDestroy(this);
 
-	m_data.reset();
-	m_kerningCache.clear();
-	m_sizeInfoCache.clear();
+		ClearGlyphCache();
+
+		m_data.reset();
+		m_kerningCache.clear();
+		m_sizeInfoCache.clear();
+	}
 }
 
 bool NzFont::ExtractGlyph(unsigned int characterSize, char32_t character, nzUInt32 style, NzFontGlyph* glyph) const

src/Nazara/Utility/Image.cpp

@@ -65,6 +65,8 @@ m_sharedImage(sharedImage)
 
 NzImage::~NzImage()
 {
+	OnImageRelease(this);
+
 	Destroy();
 }
 
@@ -306,7 +308,6 @@ bool NzImage::Create(nzImageType type, nzPixelFormat format, unsigned int width,
 
 	m_sharedImage = new SharedImage(1, type, format, levelCount, levels, width, height, depth);
 
-	NotifyCreated();
 	return true;
 }
 
@@ -314,7 +315,7 @@ void NzImage::Destroy()
 {
 	if (m_sharedImage != &emptyImage)
 	{
-		NotifyDestroy();
+		OnImageDestroy(this);
 		ReleaseImage();
 	}
 }

src/Nazara/Utility/Mesh.cpp

@@ -66,6 +66,8 @@ struct NzMeshImpl
 
 NzMesh::~NzMesh()
 {
+	OnMeshRelease(this);
+
 	Destroy();
 }
 
@@ -359,7 +361,6 @@ bool NzMesh::CreateSkeletal(unsigned int jointCount)
 		return false;
 	}
 
-	NotifyCreated();
 	return true;
 }
 
@@ -370,7 +371,6 @@ bool NzMesh::CreateStatic()
 	m_impl = new NzMeshImpl;
 	m_impl->animationType = nzAnimationType_Static;
 
-	NotifyCreated();
 	return true;
 }
 
@@ -378,7 +378,7 @@ void NzMesh::Destroy()
 {
 	if (m_impl)
 	{
-		NotifyDestroy();
+		OnMeshDestroy(this);
 
 		delete m_impl;
 		m_impl = nullptr;

src/Nazara/Utility/SimpleTextDrawer.cpp

@@ -24,6 +24,8 @@ m_characterSize(drawer.m_characterSize)
 	SetFont(drawer.m_font);
 }
 
+NzSimpleTextDrawer::~NzSimpleTextDrawer() = default;
+
 const NzRectui& NzSimpleTextDrawer::GetBounds() const
 {
 	if (!m_glyphUpdated)

src/Nazara/Utility/SkeletalMesh.cpp

@@ -16,6 +16,8 @@ NzSubMesh(parent)
 
 NzSkeletalMesh::~NzSkeletalMesh()
 {
+	OnSkeletalMeshRelease(this);
+
 	Destroy();
 }
 
@@ -39,7 +41,7 @@ void NzSkeletalMesh::Destroy()
 {
 	if (m_vertexBuffer)
 	{
-		NotifyDestroy();
+		OnSkeletalMeshDestroy(this);
 
 		m_indexBuffer.Reset();
 		m_vertexBuffer.Reset();

src/Nazara/Utility/Skeleton.cpp

@@ -24,6 +24,8 @@ m_impl(nullptr)
 
 NzSkeleton::~NzSkeleton()
 {
+	OnSkeletonRelease(this);
+
 	Destroy();
 }
 
@@ -47,6 +49,8 @@ void NzSkeleton::Destroy()
 {
 	if (m_impl)
 	{
+		OnSkeletonDestroy(this);
+
 		delete m_impl;
 		m_impl = nullptr;
 	}
@@ -372,7 +376,8 @@ NzSkeleton& NzSkeleton::operator=(const NzSkeleton& skeleton)
 void NzSkeleton::InvalidateJoints()
 {
 	m_impl->aabbUpdated = false;
-	NotifyModified(0);
+
+	OnSkeletonJointsInvalidated(this);
 }
 
 void NzSkeleton::InvalidateJointMap()

src/Nazara/Utility/StaticMesh.cpp

@@ -18,6 +18,8 @@ NzSubMesh(parent)
 
 NzStaticMesh::~NzStaticMesh()
 {
+	OnStaticMeshRelease(this);
+
 	Destroy();
 }
 
@@ -57,7 +59,7 @@ void NzStaticMesh::Destroy()
 {
 	if (m_vertexBuffer)
 	{
-		NotifyDestroy();
+		OnStaticMeshDestroy(this);
 
 		m_indexBuffer.Reset();
 		m_vertexBuffer.Reset();

src/Nazara/Utility/SubMesh.cpp

@@ -20,7 +20,10 @@ m_matIndex(0)
 {
 }
 
-NzSubMesh::~NzSubMesh() = default;
+NzSubMesh::~NzSubMesh()
+{
+	OnSubMeshRelease(this);
+}
 
 void NzSubMesh::GenerateNormals()
 {