feat: update editor ui framework and assets

editor/src/Application.cpp

@@ -5,6 +5,7 @@
 #include "Core/EditorContext.h"
 #include "Core/EditorEvents.h"
 #include "Core/EventBus.h"
+#include "UI/BuiltInIcons.h"
 #include "Platform/Win32Utf8.h"
 #include "Platform/WindowsProcessDiagnostics.h"
 #include <windows.h>
@@ -18,7 +19,20 @@ Application& Application::Get() {
 }
 
 bool Application::InitializeWindowRenderer(HWND hwnd) {
-    if (m_windowRenderer.Initialize(hwnd, 1280, 720)) {
+    RECT clientRect = {};
+    if (!GetClientRect(hwnd, &clientRect)) {
+        MessageBoxW(hwnd, L"Failed to query editor client area", L"Error", MB_OK | MB_ICONERROR);
+        return false;
+    }
+
+    const int clientWidth = clientRect.right - clientRect.left;
+    const int clientHeight = clientRect.bottom - clientRect.top;
+    if (clientWidth <= 0 || clientHeight <= 0) {
+        MessageBoxW(hwnd, L"Editor client area is invalid", L"Error", MB_OK | MB_ICONERROR);
+        return false;
+    }
+
+    if (m_windowRenderer.Initialize(hwnd, clientWidth, clientHeight)) {
         return true;
     }
 
@@ -38,8 +52,20 @@ void Application::InitializeEditorContext(const std::string& projectPath) {
 }
 
 void Application::InitializeImGui(HWND hwnd) {
-    m_imguiSession.Initialize(m_editorContext->GetProjectPath());
-    m_imguiBackend.Initialize(hwnd, m_windowRenderer.GetDevice(), m_windowRenderer.GetSrvHeap());
+    m_imguiSession.Initialize(
+        m_editorContext->GetProjectPath(),
+        UI::ImGuiBackendBridge::GetDpiScaleForHwnd(hwnd));
+    m_imguiBackend.Initialize(
+        hwnd,
+        m_windowRenderer.GetDevice(),
+        m_windowRenderer.GetCommandQueue(),
+        m_windowRenderer.GetSrvHeap(),
+        m_windowRenderer.GetSrvDescriptorSize(),
+        m_windowRenderer.GetSrvDescriptorCount());
+    UI::InitializeBuiltInIcons(
+        m_imguiBackend,
+        m_windowRenderer.GetDevice(),
+        m_windowRenderer.GetCommandQueue());
 }
 
 void Application::AttachEditorLayer() {
@@ -65,7 +91,6 @@ void Application::ShutdownEditorContext() {
 
 void Application::RenderEditorFrame() {
     static constexpr float kClearColor[4] = { 0.22f, 0.22f, 0.22f, 1.0f };
-
     m_imguiBackend.BeginFrame();
     m_layerStack.onImGuiRender();
     UpdateWindowTitle();
@@ -89,11 +114,14 @@ bool Application::Initialize(HWND hwnd) {
     InitializeEditorContext(exeDir);
     InitializeImGui(hwnd);
     AttachEditorLayer();
+    m_renderReady = true;
     return true;
 }
 
 void Application::Shutdown() {
+    m_renderReady = false;
     DetachEditorLayer();
+    UI::ShutdownBuiltInIcons();
     m_imguiBackend.Shutdown();
     m_imguiSession.Shutdown();
     ShutdownEditorContext();
@@ -101,6 +129,9 @@ void Application::Shutdown() {
 }
 
 void Application::Render() {
+    if (!m_renderReady) {
+        return;
+    }
     RenderEditorFrame();
 }