refactor(new_editor): extract shell draw composer

new_editor/app/Composition/EditorShellRuntime.cpp

@@ -210,166 +210,25 @@ bool EditorShellRuntime::HasInteractiveCapture() const {
 
 namespace XCEngine::UI::Editor::App {
 
-using ::XCEngine::UI::UIDrawList;
-
-UIEditorShellComposeModel BuildShellComposeModelFromFrame(
-    const UIEditorShellInteractionFrame& frame) {
-    UIEditorShellComposeModel model = {};
-    model.menuBarItems = frame.request.menuBarItems;
-    model.toolbarButtons = frame.model.toolbarButtons;
-    model.statusSegments = frame.model.statusSegments;
-    model.workspacePresentations = frame.model.workspacePresentations;
-    return model;
-}
-
-void AppendShellPopups(
-    UIDrawList& drawList,
-    const UIEditorShellInteractionFrame& frame,
-    const UIEditorShellInteractionPalette& palette,
-    const UIEditorShellInteractionMetrics& metrics) {
-    const std::size_t popupCount =
-        (std::min)(frame.request.popupRequests.size(), frame.popupFrames.size());
-    for (std::size_t index = 0; index < popupCount; ++index) {
-        const UIEditorShellInteractionPopupRequest& popupRequest =
-            frame.request.popupRequests[index];
-        const UIEditorShellInteractionPopupFrame& popupFrame =
-            frame.popupFrames[index];
-        Widgets::AppendUIEditorMenuPopupBackground(
-            drawList,
-            popupRequest.layout,
-            popupRequest.widgetItems,
-            popupFrame.popupState,
-            palette.popupPalette,
-            metrics.popupMetrics);
-        Widgets::AppendUIEditorMenuPopupForeground(
-            drawList,
-            popupRequest.layout,
-            popupRequest.widgetItems,
-            popupFrame.popupState,
-            palette.popupPalette,
-            metrics.popupMetrics);
-    }
-}
-
-} // namespace XCEngine::UI::Editor::App
-
-namespace XCEngine::UI::Editor::App {
-
-using ::XCEngine::UI::UIDrawList;
-using ::XCEngine::UI::UIDrawData;
-
-template<typename AppendFn>
-void AppendDrawPacket(
-    UIDrawData& drawData,
-    std::string debugName,
-    AppendFn&& appendFn) {
-    UIDrawList drawList(std::move(debugName));
-    appendFn(drawList);
-    if (!drawList.Empty()) {
-        drawData.AddDrawList(std::move(drawList));
-    }
-}
-
 void EditorShellRuntime::RenderRequestedViewports(
     const ::XCEngine::Rendering::RenderContext& renderContext) {
     m_viewportHostService.RenderRequestedViewports(renderContext);
 }
 
-void EditorShellRuntime::Append(UIDrawData& drawData) const {
-    const auto& metrics = ResolveUIEditorShellInteractionMetrics();
-    const auto& palette = ResolveUIEditorShellInteractionPalette();
-    const UIEditorShellComposeModel shellComposeModel =
-        BuildShellComposeModelFromFrame(m_shellFrame);
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Compose.Base",
-        [&](UIDrawList& drawList) {
-            AppendUIEditorShellComposeBase(
-                drawList,
-                m_shellFrame.shellFrame,
-                shellComposeModel,
-                m_shellInteractionState.composeState,
-                palette.shellPalette,
-                metrics.shellMetrics,
-                &m_builtInIcons);
-        });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Compose.Workspace",
-        [&](UIDrawList& drawList) {
-            AppendUIEditorWorkspaceCompose(
-                drawList,
-                m_shellFrame.workspaceInteractionFrame.composeFrame,
-                palette.shellPalette.dockHostPalette,
-                metrics.shellMetrics.dockHostMetrics,
-                palette.shellPalette.viewportPalette,
-                metrics.shellMetrics.viewportMetrics,
-                UIEditorWorkspaceComposeAppendOptions{
-                    true,
-                    false
-                });
-        });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Compose.ViewportTextures",
-        [&](UIDrawList& drawList) {
-            AppendUIEditorWorkspaceComposeViewportTextures(
-                drawList,
-                m_shellFrame.workspaceInteractionFrame.composeFrame,
-                palette.shellPalette.viewportPalette);
-        });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Compose.StatusBar",
-        [&](UIDrawList& drawList) {
-            AppendUIEditorShellComposeStatusBar(
-                drawList,
-                m_shellFrame.shellFrame,
-                shellComposeModel,
-                m_shellInteractionState.composeState,
-                palette.shellPalette,
-                metrics.shellMetrics);
-        });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.Console",
-        [&](UIDrawList& drawList) { m_consolePanel.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.ColorPicker",
-        [&](UIDrawList& drawList) { m_colorPickerPanel.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.Hierarchy",
-        [&](UIDrawList& drawList) { m_hierarchyPanel.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.Inspector",
-        [&](UIDrawList& drawList) { m_inspectorPanel.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.Project",
-        [&](UIDrawList& drawList) { m_projectPanel.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorPanel.SceneOverlay",
-        [&](UIDrawList& drawList) { m_sceneViewportFeature.Append(drawList); });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Compose.Overlay",
-        [&](UIDrawList& drawList) {
-            AppendUIEditorShellComposeOverlay(
-                drawList,
-                m_shellFrame.workspaceInteractionFrame.composeFrame,
-                palette.shellPalette,
-                metrics.shellMetrics);
-        });
-    AppendDrawPacket(
-        drawData,
-        "XCEditorShell.Popups",
-        [&](UIDrawList& drawList) {
-            AppendShellPopups(drawList, m_shellFrame, palette, metrics);
-        });
+void EditorShellRuntime::Append(::XCEngine::UI::UIDrawData& drawData) const {
+    m_drawComposer.Append(
+        EditorShellDrawComposerContext{
+            .shellFrame = m_shellFrame,
+            .shellInteractionState = m_shellInteractionState,
+            .builtInIcons = m_builtInIcons,
+            .consolePanel = m_consolePanel,
+            .colorPickerPanel = m_colorPickerPanel,
+            .hierarchyPanel = m_hierarchyPanel,
+            .inspectorPanel = m_inspectorPanel,
+            .projectPanel = m_projectPanel,
+            .sceneViewportFeature = m_sceneViewportFeature,
+        },
+        drawData);
 }
 
 } // namespace XCEngine::UI::Editor::App