Added support for custom cursor/icon

src/Nazara/Utility/Icon.cpp

@@ -0,0 +1,56 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine".
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Utility/Icon.hpp>
+
+#if defined(NAZARA_PLATFORM_WINDOWS)
+	#include <Nazara/Utility/Win32/IconImpl.hpp>
+#elif defined(NAZARA_PLATFORM_LINUX)
+	#include <Nazara/Utility/Linux/IconImpl.hpp>
+#else
+	#error Lack of implementation: Icon
+#endif
+
+#include <Nazara/Utility/Debug.hpp>
+
+NzIcon::NzIcon() :
+m_impl(nullptr)
+{
+}
+
+NzIcon::~NzIcon()
+{
+	Destroy();
+}
+
+bool NzIcon::Create(const NzImage& icon)
+{
+	Destroy();
+
+	m_impl = new NzIconImpl;
+	if (!m_impl->Create(icon))
+	{
+		NazaraError("Failed to create cursor implementation");
+		delete m_impl;
+		m_impl = nullptr;
+		return false;
+	}
+
+	return true;
+}
+
+void NzIcon::Destroy()
+{
+	if (m_impl)
+	{
+		m_impl->Destroy();
+		delete m_impl;
+		m_impl = nullptr;
+	}
+}
+
+bool NzIcon::IsValid() const
+{
+	return m_impl != nullptr;
+}