Replace RenderWindow with swapchains

src/Nazara/Renderer/WindowSwapchain.cpp

@@ -0,0 +1,72 @@
+// Copyright (C) 2022 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
+// This file is part of the "Nazara Engine - Renderer module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Renderer/WindowSwapchain.hpp>
+#include <Nazara/Renderer/RenderDevice.hpp>
+#include <Nazara/Platform/Window.hpp>
+#include <Nazara/Renderer/Debug.hpp>
+
+namespace Nz
+{
+	WindowSwapchain::WindowSwapchain(std::shared_ptr<RenderDevice> renderDevice, Window& window, SwapchainParameters parameters) :
+	m_renderDevice(std::move(renderDevice)),
+	m_window(&window),
+	m_parameters(std::move(parameters)),
+	m_renderOnlyIfFocused(false)
+	{
+		NazaraAssert(m_renderDevice, "invalid render device");
+
+		if (m_window->IsValid())
+		{
+			m_swapchain = m_renderDevice->InstantiateSwapchain(window.GetHandle(), window.GetSize(), m_parameters);
+			m_isMinimized = window.IsMinimized();
+		}
+		else
+			m_isMinimized = true; //< consider it minimized so AcquireFrame returns no frame
+
+		ConnectSignals();
+	}
+
+	void WindowSwapchain::ConnectSignals()
+	{
+		WindowEventHandler& windowEvents = m_window->GetEventHandler();
+		m_onCreated.Connect(windowEvents.OnCreated, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			// Recreate swapchain
+			m_swapchain = m_renderDevice->InstantiateSwapchain(m_window->GetHandle(), m_window->GetSize(), m_parameters);
+			m_isMinimized = m_window->IsMinimized();
+		});
+
+		m_onDestruction.Connect(windowEvents.OnDestruction, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			m_swapchain.reset();
+			m_isMinimized = true;
+		});
+
+		m_onGainedFocus.Connect(windowEvents.OnGainedFocus, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			m_hasFocus = true;
+		});
+
+		m_onLostFocus.Connect(windowEvents.OnLostFocus, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			m_hasFocus = false;
+		});
+
+		m_onMinimized.Connect(windowEvents.OnMinimized, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			m_isMinimized = true;
+		});
+
+		m_onResized.Connect(windowEvents.OnResized, [this](const WindowEventHandler* /*eventHandler*/, const WindowEvent::SizeEvent& event)
+		{
+			m_swapchain->NotifyResize({ event.width, event.height });
+		});
+
+		m_onRestored.Connect(windowEvents.OnRestored, [this](const WindowEventHandler* /*eventHandler*/)
+		{
+			m_isMinimized = false;
+		});
+	}
+}