refactor(editor): isolate engine service boundaries

editor/app/Features/Game/GameViewportController.cpp

@@ -0,0 +1,62 @@
+#include "Game/GameViewportController.h"
+
+#include "Panels/EditorPanelIds.h"
+#include "State/EditorCommandFocusService.h"
+
+#include <algorithm>
+
+namespace XCEngine::UI::Editor::App {
+
+namespace {
+
+bool ContainsPoint(
+    const ::XCEngine::UI::UIRect& rect,
+    const ::XCEngine::UI::UIPoint& point) {
+    return point.x >= rect.x &&
+        point.x <= rect.x + rect.width &&
+        point.y >= rect.y &&
+        point.y <= rect.y + rect.height;
+}
+
+} // namespace
+
+void GameViewportController::ResetInteractionState() {}
+
+void GameViewportController::SetCommandFocusService(
+    EditorCommandFocusService* commandFocusService) {
+    m_commandFocusService = commandFocusService;
+}
+
+void GameViewportController::Update(
+    const UIEditorWorkspaceComposeState& composeState,
+    const UIEditorWorkspaceComposeFrame& composeFrame) {
+    const UIEditorWorkspaceViewportComposeFrame* viewportFrame =
+        FindUIEditorWorkspaceViewportPresentationFrame(composeFrame, kGamePanelId);
+    const UIEditorWorkspacePanelPresentationState* panelState =
+        FindUIEditorWorkspacePanelPresentationState(composeState, kGamePanelId);
+    if (viewportFrame == nullptr || panelState == nullptr) {
+        return;
+    }
+
+    const auto& inputFrame = viewportFrame->viewportShellFrame.inputFrame;
+    const auto& slotLayout = viewportFrame->viewportShellFrame.slotLayout;
+    if (m_commandFocusService != nullptr &&
+        (inputFrame.focused ||
+         std::any_of(
+             inputFrame.pointerButtonTransitions.begin(),
+             inputFrame.pointerButtonTransitions.end(),
+             [&](const auto& transition) {
+                 return transition.pressed &&
+                     ContainsPoint(slotLayout.bounds, transition.screenPosition);
+             }))) {
+        m_commandFocusService->ClaimFocus(EditorActionRoute::Game);
+    }
+
+    (void)panelState;
+}
+
+void GameViewportController::Append(::XCEngine::UI::UIDrawList& drawList) const {
+    (void)drawList;
+}
+
+} // namespace XCEngine::UI::Editor::App