Files
XCEngine/editor/app/Services/Scene/EditorSceneRuntime.cpp

1015 lines
27 KiB
C++

#include "Scene/EditorSceneRuntime.h"
#include <XCEngine/Scene/Scene.h>
namespace XCEngine::UI::Editor::App {
namespace {
using ::XCEngine::Math::Quaternion;
using ::XCEngine::Math::Vector3;
bool SelectionStatesMatch(
const EditorSelectionState& lhs,
const EditorSelectionState& rhs) {
return lhs.kind == rhs.kind &&
lhs.itemId == rhs.itemId &&
lhs.absolutePath == rhs.absolutePath &&
lhs.directory == rhs.directory;
}
} // namespace
std::string_view GetSceneToolModeName(SceneToolMode mode) {
switch (mode) {
case SceneToolMode::View:
return "View";
case SceneToolMode::Translate:
return "Move";
case SceneToolMode::Rotate:
return "Rotate";
case SceneToolMode::Scale:
return "Scale";
case SceneToolMode::Transform:
return "Transform";
default:
return "Unknown";
}
}
std::string_view GetSceneToolSpaceModeName(SceneToolSpaceMode mode) {
switch (mode) {
case SceneToolSpaceMode::World:
return "World";
case SceneToolSpaceMode::Local:
return "Local";
default:
return "Unknown";
}
}
std::string_view GetSceneToolPivotModeName(SceneToolPivotMode mode) {
switch (mode) {
case SceneToolPivotMode::Pivot:
return "Pivot";
case SceneToolPivotMode::Center:
return "Center";
default:
return "Unknown";
}
}
std::string_view GetSceneToolHandleName(SceneToolHandle handle) {
switch (handle) {
case SceneToolHandle::AxisX:
return "AxisX";
case SceneToolHandle::AxisY:
return "AxisY";
case SceneToolHandle::AxisZ:
return "AxisZ";
case SceneToolHandle::None:
default:
return "None";
}
}
std::string_view GetSceneToolInteractionLockName(SceneToolInteractionLock lock) {
switch (lock) {
case SceneToolInteractionLock::TransformDrag:
return "TransformDrag";
case SceneToolInteractionLock::None:
default:
return "None";
}
}
void EditorSceneRuntime::Reset() {
m_projectRoot.clear();
m_ownedSelectionService.ClearSelection();
m_selectionService = &m_ownedSelectionService;
ResetSceneEditHistory();
m_inspectorRevision = 0u;
m_sceneContentRevision = 0u;
}
void EditorSceneRuntime::SetBackend(std::unique_ptr<EditorSceneBackend> backend) {
m_backend = std::move(backend);
Reset();
}
EditorStartupSceneResult EditorSceneRuntime::Initialize(
const std::filesystem::path& projectRoot) {
Reset();
if (m_backend == nullptr) {
return {};
}
m_projectRoot = projectRoot;
const EditorStartupSceneResult startupScene =
m_backend->EnsureStartupScene(projectRoot);
RefreshScene();
return startupScene;
}
void EditorSceneRuntime::BindSelectionService(
EditorSelectionService* selectionService) {
m_selectionService =
selectionService != nullptr ? selectionService : &m_ownedSelectionService;
}
void EditorSceneRuntime::RefreshScene() {
if (HasHierarchySelection()) {
if (!HasValidSelection()) {
ClearSelection();
} else {
RevalidateSelection();
}
}
}
void EditorSceneRuntime::EnsureSceneSelection() {
if (HasValidSelection() ||
SelectionService().HasSelectionKind(EditorSelectionKind::ProjectItem)) {
return;
}
SelectFirstAvailableGameObject();
}
EditorSceneHierarchySnapshot EditorSceneRuntime::BuildHierarchySnapshot() const {
return m_backend != nullptr
? m_backend->BuildHierarchySnapshot()
: EditorSceneHierarchySnapshot{};
}
std::vector<EditorSceneViewportIconSnapshot>
EditorSceneRuntime::BuildSceneViewportIconSnapshots() const {
return m_backend != nullptr
? m_backend->BuildViewportIconSnapshots()
: std::vector<EditorSceneViewportIconSnapshot>{};
}
std::optional<EditorSceneViewportSelectionSnapshot>
EditorSceneRuntime::BuildSceneViewportSelectionSnapshot() const {
const std::optional<EditorSceneObjectId> selectedId = GetSelectedObjectId();
if (!selectedId.has_value() || m_backend == nullptr) {
return std::nullopt;
}
return m_backend->BuildViewportSelectionSnapshot(selectedId.value());
}
std::vector<EditorSceneViewportHelperSnapshot>
EditorSceneRuntime::BuildSelectedViewportHelperSnapshots() const {
const std::optional<EditorSceneObjectId> selectedId = GetSelectedObjectId();
if (!selectedId.has_value() || m_backend == nullptr) {
return {};
}
return m_backend->BuildViewportHelperSnapshots(selectedId.value());
}
bool EditorSceneRuntime::HasSceneSelection() const {
return HasValidSelection();
}
std::optional<EditorSceneObjectId> EditorSceneRuntime::GetSelectedObjectId() const {
if (!HasHierarchySelection()) {
return std::nullopt;
}
return ParseEditorGameObjectItemId(SelectionService().GetSelection().itemId);
}
std::string EditorSceneRuntime::GetSelectedItemId() const {
const std::optional<EditorSceneObjectId> selectedId = GetSelectedObjectId();
return selectedId.has_value()
? MakeEditorGameObjectItemId(selectedId.value())
: std::string();
}
std::string EditorSceneRuntime::GetSelectedDisplayName() const {
const std::optional<EditorSceneObjectSnapshot> snapshot =
GetSelectedObjectSnapshot();
return snapshot.has_value()
? snapshot->displayName
: std::string();
}
std::optional<EditorSceneObjectSnapshot>
EditorSceneRuntime::GetSelectedObjectSnapshot() const {
const std::string itemId = GetSelectedItemId();
return itemId.empty()
? std::nullopt
: GetObjectSnapshot(itemId);
}
std::vector<EditorSceneComponentDescriptor> EditorSceneRuntime::GetSelectedComponents() const {
const std::string selectedItemId = GetSelectedItemId();
return m_backend != nullptr && !selectedItemId.empty()
? m_backend->GetComponents(selectedItemId)
: std::vector<EditorSceneComponentDescriptor>{};
}
std::uint64_t EditorSceneRuntime::GetSelectionStamp() const {
return SelectionService().GetStamp();
}
std::uint64_t EditorSceneRuntime::GetInspectorRevision() const {
return m_inspectorRevision;
}
std::uint64_t EditorSceneRuntime::GetSceneContentRevision() const {
return m_sceneContentRevision;
}
bool EditorSceneRuntime::SetSelection(std::string_view itemId) {
const std::optional<EditorSceneObjectId> gameObjectId =
ParseEditorGameObjectItemId(itemId);
if (!gameObjectId.has_value()) {
return false;
}
return SetSelection(gameObjectId.value());
}
bool EditorSceneRuntime::SetSelection(EditorSceneObjectId id) {
if (id == kInvalidEditorSceneObjectId) {
return false;
}
const std::optional<EditorSceneObjectSnapshot> snapshot =
GetObjectSnapshot(MakeEditorGameObjectItemId(id));
if (!snapshot.has_value()) {
return false;
}
const std::optional<EditorSceneObjectId> previousId = GetSelectedObjectId();
const bool changed =
!previousId.has_value() ||
previousId.value() != id ||
!HasHierarchySelection();
SelectionService().SetHierarchySelection(
MakeEditorGameObjectItemId(id),
snapshot->displayName);
return changed;
}
void EditorSceneRuntime::ClearSelection() {
SelectionService().ClearSelection();
}
bool EditorSceneRuntime::NewScene(std::string_view sceneName) {
if (m_backend == nullptr || !m_backend->NewScene(sceneName)) {
return false;
}
ResetSceneEditHistory();
SelectionService().ClearSelection();
IncrementInspectorRevision();
IncrementSceneContentRevision();
RefreshScene();
EnsureSceneSelection();
return true;
}
bool EditorSceneRuntime::OpenSceneAsset(const std::filesystem::path& scenePath) {
if (m_backend == nullptr || !m_backend->OpenSceneAsset(scenePath)) {
return false;
}
ResetSceneEditHistory();
SelectionService().ClearSelection();
IncrementInspectorRevision();
IncrementSceneContentRevision();
RefreshScene();
EnsureSceneSelection();
return true;
}
bool EditorSceneRuntime::SaveScene(const std::filesystem::path& scenePath) {
return m_backend != nullptr && m_backend->SaveActiveScene(scenePath);
}
::XCEngine::Components::Scene* EditorSceneRuntime::GetActiveScene() const {
return m_backend != nullptr ? m_backend->GetActiveScene() : nullptr;
}
std::string EditorSceneRuntime::GetActiveSceneName() const {
if (const ::XCEngine::Components::Scene* activeScene = GetActiveScene();
activeScene != nullptr) {
return activeScene->GetName();
}
return {};
}
std::unique_ptr<EditorScenePlaySession> EditorSceneRuntime::BeginPlaySession() {
return m_backend != nullptr
? m_backend->BeginPlaySession()
: nullptr;
}
bool EditorSceneRuntime::RenameGameObject(
std::string_view itemId,
std::string_view newName) {
if (!BeginSceneEditTransaction("Rename GameObject")) {
return false;
}
const bool renamed =
m_backend != nullptr &&
m_backend->RenameGameObject(itemId, newName);
RefreshScene();
if (!renamed) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::DeleteGameObject(std::string_view itemId) {
if (!BeginSceneEditTransaction("Delete GameObject")) {
return false;
}
const bool deleted =
m_backend != nullptr &&
m_backend->DeleteGameObject(itemId);
RefreshScene();
EnsureSceneSelection();
if (!deleted) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
std::string EditorSceneRuntime::DuplicateGameObject(std::string_view itemId) {
if (!BeginSceneEditTransaction("Duplicate GameObject")) {
return {};
}
const std::string duplicatedItemId =
m_backend != nullptr
? m_backend->DuplicateGameObject(itemId)
: std::string();
if (duplicatedItemId.empty()) {
ClearPendingSceneEditTransaction();
RefreshScene();
return {};
}
SetSelection(duplicatedItemId);
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return {};
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return duplicatedItemId;
}
bool EditorSceneRuntime::ReparentGameObject(
std::string_view itemId,
std::string_view parentItemId) {
if (!BeginSceneEditTransaction("Reparent GameObject")) {
return false;
}
const bool reparented =
m_backend != nullptr &&
m_backend->ReparentGameObject(itemId, parentItemId);
RefreshScene();
if (!reparented) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::MoveGameObjectBefore(
std::string_view itemId,
std::string_view targetItemId) {
if (!BeginSceneEditTransaction("Move GameObject Before")) {
return false;
}
const bool moved =
m_backend != nullptr &&
m_backend->MoveGameObjectBefore(itemId, targetItemId);
RefreshScene();
if (!moved) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::MoveGameObjectAfter(
std::string_view itemId,
std::string_view targetItemId) {
if (!BeginSceneEditTransaction("Move GameObject After")) {
return false;
}
const bool moved =
m_backend != nullptr &&
m_backend->MoveGameObjectAfter(itemId, targetItemId);
RefreshScene();
if (!moved) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::MoveGameObjectToRoot(std::string_view itemId) {
if (!BeginSceneEditTransaction("Move GameObject To Root")) {
return false;
}
const bool moved =
m_backend != nullptr &&
m_backend->MoveGameObjectToRoot(itemId);
RefreshScene();
if (!moved) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::AddComponentToSelectedGameObject(
std::string_view componentTypeName) {
if (componentTypeName.empty()) {
return false;
}
const std::string selectedItemId = GetSelectedItemId();
if (selectedItemId.empty() ||
m_backend == nullptr ||
!BeginSceneEditTransaction("Add Component")) {
return false;
}
if (!m_backend->AddComponent(selectedItemId, componentTypeName)) {
ClearPendingSceneEditTransaction();
return false;
}
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::CanRemoveSelectedComponent(
std::string_view componentId) const {
const EditorSceneComponentDescriptor descriptor =
ResolveSelectedComponentDescriptor(componentId);
return descriptor.IsValid() && descriptor.removable;
}
bool EditorSceneRuntime::RemoveSelectedComponent(std::string_view componentId) {
const EditorSceneComponentDescriptor descriptor =
ResolveSelectedComponentDescriptor(componentId);
if (!descriptor.IsValid() || !descriptor.removable) {
return false;
}
if (!BeginSceneEditTransaction("Remove Component")) {
return false;
}
const bool removed =
m_backend != nullptr &&
m_backend->RemoveComponent(GetSelectedItemId(), componentId);
RefreshScene();
if (!removed) {
ClearPendingSceneEditTransaction();
return false;
}
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::SetSelectedTransformLocalPosition(
std::string_view componentId,
const Vector3& position) {
const EditorSceneComponentDescriptor descriptor =
ResolveSelectedComponentDescriptor(componentId);
if (m_backend == nullptr ||
descriptor.typeName != "Transform" ||
!BeginSceneEditTransaction("Set Transform Position")) {
return false;
}
if (!m_backend->SetTransformLocalPosition(
GetSelectedItemId(),
componentId,
position)) {
ClearPendingSceneEditTransaction();
return false;
}
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::SetSelectedTransformLocalEulerAngles(
std::string_view componentId,
const Vector3& eulerAngles) {
const EditorSceneComponentDescriptor descriptor =
ResolveSelectedComponentDescriptor(componentId);
if (m_backend == nullptr ||
descriptor.typeName != "Transform" ||
!BeginSceneEditTransaction("Set Transform Rotation")) {
return false;
}
if (!m_backend->SetTransformLocalEulerAngles(
GetSelectedItemId(),
componentId,
eulerAngles)) {
ClearPendingSceneEditTransaction();
return false;
}
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::SetSelectedTransformLocalScale(
std::string_view componentId,
const Vector3& scale) {
const EditorSceneComponentDescriptor descriptor =
ResolveSelectedComponentDescriptor(componentId);
if (m_backend == nullptr ||
descriptor.typeName != "Transform" ||
!BeginSceneEditTransaction("Set Transform Scale")) {
return false;
}
if (!m_backend->SetTransformLocalScale(
GetSelectedItemId(),
componentId,
scale)) {
ClearPendingSceneEditTransaction();
return false;
}
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::ApplySelectedComponentMutation(
const EditorSceneComponentMutation& mutation) {
if (m_backend == nullptr ||
!mutation.IsValid() ||
!ResolveSelectedComponentDescriptor(mutation.componentId).IsValid() ||
!BeginSceneEditTransaction("Apply Component Mutation")) {
return false;
}
if (!m_backend->ApplyComponentMutation(
GetSelectedItemId(),
mutation)) {
ClearPendingSceneEditTransaction();
return false;
}
RefreshScene();
bool changed = false;
if (!FinalizePendingSceneEditTransaction(changed)) {
return false;
}
if (changed) {
IncrementInspectorRevision();
IncrementSceneContentRevision();
}
return true;
}
bool EditorSceneRuntime::CaptureSelectedTransformSnapshot(
SceneTransformSnapshot& outSnapshot) const {
const std::optional<EditorSceneObjectId> selectedId = GetSelectedObjectId();
if (!selectedId.has_value() || m_backend == nullptr) {
outSnapshot = {};
return false;
}
outSnapshot = {};
outSnapshot.targetId = selectedId.value();
if (!m_backend->QueryWorldTransform(
selectedId.value(),
outSnapshot.position,
outSnapshot.rotation,
outSnapshot.scale)) {
outSnapshot = {};
return false;
}
outSnapshot.valid = true;
return true;
}
bool EditorSceneRuntime::ApplyTransformToolWorldPreview(
EditorSceneObjectId targetId,
const Vector3& position,
const Quaternion& rotation) {
if (targetId == kInvalidEditorSceneObjectId ||
!HasPendingSceneEditTransaction()) {
return false;
}
const EditorSceneObjectId activeTargetId =
GetSelectedObjectId().value_or(kInvalidEditorSceneObjectId);
if (activeTargetId == kInvalidEditorSceneObjectId ||
targetId != activeTargetId) {
return false;
}
if (m_backend == nullptr ||
!m_backend->SetWorldPositionRotation(targetId, position, rotation)) {
return false;
}
IncrementInspectorRevision();
IncrementSceneContentRevision();
return true;
}
bool EditorSceneRuntime::ApplyTransformToolLocalScalePreview(
EditorSceneObjectId targetId,
const Vector3& localScale) {
if (targetId == kInvalidEditorSceneObjectId ||
!HasPendingSceneEditTransaction()) {
return false;
}
const EditorSceneObjectId activeTargetId =
GetSelectedObjectId().value_or(kInvalidEditorSceneObjectId);
if (activeTargetId == kInvalidEditorSceneObjectId ||
targetId != activeTargetId) {
return false;
}
if (m_backend == nullptr ||
!m_backend->SetObjectLocalScale(targetId, localScale)) {
return false;
}
IncrementInspectorRevision();
IncrementSceneContentRevision();
return true;
}
bool EditorSceneRuntime::BeginSceneEditTransaction(std::string_view label) {
if (m_pendingSceneEditTransaction.has_value()) {
return false;
}
SceneEditStateSnapshot before = {};
if (!CaptureSceneEditState(before)) {
return false;
}
PendingSceneEditTransaction pending = {};
pending.label = std::string(label);
pending.before = before;
m_pendingSceneEditTransaction = pending;
return true;
}
bool EditorSceneRuntime::HasPendingSceneEditTransaction() const {
return m_pendingSceneEditTransaction.has_value();
}
bool EditorSceneRuntime::CommitSceneEditTransaction() {
bool changed = false;
return FinalizePendingSceneEditTransaction(changed);
}
bool EditorSceneRuntime::CancelSceneEditTransaction() {
if (!m_pendingSceneEditTransaction.has_value()) {
return false;
}
const SceneEditStateSnapshot before = m_pendingSceneEditTransaction->before;
ClearPendingSceneEditTransaction();
if (!RestoreSceneEditState(before)) {
return false;
}
IncrementInspectorRevision();
IncrementSceneContentRevision();
return true;
}
bool EditorSceneRuntime::CanUndoSceneEdit() const {
return !m_pendingSceneEditTransaction.has_value() &&
!m_sceneUndoStack.empty();
}
bool EditorSceneRuntime::CanRedoSceneEdit() const {
return !m_pendingSceneEditTransaction.has_value() &&
!m_sceneRedoStack.empty();
}
bool EditorSceneRuntime::UndoSceneEdit() {
if (!CanUndoSceneEdit()) {
return false;
}
const SceneEditTransaction transaction = m_sceneUndoStack.back();
if (!RestoreSceneEditState(transaction.before)) {
return false;
}
m_sceneUndoStack.pop_back();
m_sceneRedoStack.push_back(transaction);
IncrementInspectorRevision();
IncrementSceneContentRevision();
return true;
}
bool EditorSceneRuntime::RedoSceneEdit() {
if (!CanRedoSceneEdit()) {
return false;
}
const SceneEditTransaction transaction = m_sceneRedoStack.back();
if (!RestoreSceneEditState(transaction.after)) {
return false;
}
m_sceneRedoStack.pop_back();
m_sceneUndoStack.push_back(transaction);
IncrementInspectorRevision();
IncrementSceneContentRevision();
return true;
}
void EditorSceneRuntime::NotifyExternalInspectorStateChanged() {
IncrementInspectorRevision();
}
EditorSelectionService& EditorSceneRuntime::SelectionService() {
return *m_selectionService;
}
const EditorSelectionService& EditorSceneRuntime::SelectionService() const {
return *m_selectionService;
}
bool EditorSceneRuntime::HasHierarchySelection() const {
return SelectionService().HasSelectionKind(EditorSelectionKind::HierarchyNode);
}
void EditorSceneRuntime::RevalidateSelection() {
const std::optional<EditorSceneObjectSnapshot> snapshot =
GetSelectedObjectSnapshot();
if (!snapshot.has_value()) {
return;
}
SelectionService().SetHierarchySelection(
snapshot->itemId,
snapshot->displayName);
}
bool EditorSceneRuntime::HasValidSelection() const {
return GetSelectedObjectSnapshot().has_value();
}
std::optional<EditorSceneObjectSnapshot> EditorSceneRuntime::GetObjectSnapshot(
std::string_view itemId) const {
return m_backend != nullptr
? m_backend->GetObjectSnapshot(itemId)
: std::nullopt;
}
EditorSceneComponentDescriptor EditorSceneRuntime::ResolveSelectedComponentDescriptor(
std::string_view componentId) const {
for (const EditorSceneComponentDescriptor& descriptor :
GetSelectedComponents()) {
if (descriptor.componentId == componentId) {
return descriptor;
}
}
return {};
}
bool EditorSceneRuntime::SelectFirstAvailableGameObject() {
const EditorSceneHierarchySnapshot snapshot = BuildHierarchySnapshot();
for (const EditorSceneHierarchyNode& root : snapshot.roots) {
if (root.itemId.empty()) {
continue;
}
return SetSelection(root.itemId);
}
if (HasHierarchySelection()) {
ClearSelection();
}
return false;
}
bool EditorSceneRuntime::CaptureSceneEditState(
SceneEditStateSnapshot& outSnapshot) const {
if (m_backend == nullptr) {
outSnapshot = {};
return false;
}
outSnapshot = {};
outSnapshot.sceneSnapshot = m_backend->CaptureActiveSceneSnapshot();
if (outSnapshot.sceneSnapshot.empty()) {
outSnapshot = {};
return false;
}
outSnapshot.selection = SelectionService().GetSelection();
return true;
}
bool EditorSceneRuntime::RestoreSceneEditState(
const SceneEditStateSnapshot& snapshot) {
if (m_backend == nullptr ||
snapshot.sceneSnapshot.empty() ||
!m_backend->RestoreActiveSceneSnapshot(snapshot.sceneSnapshot)) {
return false;
}
switch (snapshot.selection.kind) {
case EditorSelectionKind::HierarchyNode:
if (snapshot.selection.itemId.empty() ||
!SetSelection(snapshot.selection.itemId)) {
ClearSelection();
}
break;
case EditorSelectionKind::ProjectItem:
SelectionService().SetProjectSelection(
snapshot.selection.itemId,
snapshot.selection.displayName,
snapshot.selection.absolutePath,
snapshot.selection.directory);
break;
case EditorSelectionKind::None:
default:
ClearSelection();
break;
}
RefreshScene();
return true;
}
void EditorSceneRuntime::ResetSceneEditHistory() {
m_sceneUndoStack.clear();
m_sceneRedoStack.clear();
ClearPendingSceneEditTransaction();
}
void EditorSceneRuntime::ClearPendingSceneEditTransaction() {
m_pendingSceneEditTransaction.reset();
}
bool EditorSceneRuntime::FinalizePendingSceneEditTransaction(bool& outChanged) {
outChanged = false;
if (!m_pendingSceneEditTransaction.has_value()) {
return false;
}
const PendingSceneEditTransaction pending = *m_pendingSceneEditTransaction;
ClearPendingSceneEditTransaction();
SceneEditStateSnapshot after = {};
if (!CaptureSceneEditState(after)) {
return false;
}
outChanged =
pending.before.sceneSnapshot != after.sceneSnapshot ||
!SelectionStatesMatch(pending.before.selection, after.selection);
if (!outChanged) {
return true;
}
SceneEditTransaction transaction = {};
transaction.label = pending.label;
transaction.before = pending.before;
transaction.after = after;
m_sceneUndoStack.push_back(transaction);
m_sceneRedoStack.clear();
return true;
}
void EditorSceneRuntime::IncrementInspectorRevision() {
++m_inspectorRevision;
}
void EditorSceneRuntime::IncrementSceneContentRevision() {
++m_sceneContentRevision;
}
} // namespace XCEngine::UI::Editor::App