[ソング] Undo/Redoの実装

src/components/Menu/MenuBar/TitleBarEditorSwitcher.vue

@@ -23,21 +23,22 @@
 import { computed } from "vue";
 import { useRouter } from "vue-router";
 import { useStore } from "@/store";
+import { EditorType } from "@/type/preload";
 
 const store = useStore();
 const router = useRouter();
 
 const uiLocked = computed(() => store.getters.UI_LOCKED);
 
-const nowEditor = computed<"talk" | "song">(() => {
+const nowEditor = computed<EditorType>(() => {
   const path = router.currentRoute.value.path;
   if (path === "/talk") return "talk";
   if (path === "/song") return "song";
   window.electron.logWarn(`unknown path: ${path}`);
   return "talk";
 });
 
-const gotoLink = (editor: "talk" | "song") => {
+const gotoLink = (editor: EditorType) => {
   router.push("/" + editor);
 };
 </script>

src/components/Sing/CharacterMenuButton/MenuButton.vue

@@ -186,7 +186,7 @@ const changeStyleId = (speakerUuid: SpeakerId, styleId: StyleId) => {
       `No engineId for target character style (speakerUuid == ${speakerUuid}, styleId == ${styleId})`
     );
 
-  store.dispatch("SET_SINGER", { singer: { engineId, styleId } });
+  store.dispatch("COMMAND_SET_SINGER", { singer: { engineId, styleId } });
 };
 
 const getDefaultStyle = (speakerUuid: string) => {

src/components/Sing/ScoreSequencer.vue

@@ -732,12 +732,12 @@ const onMouseUp = (event: MouseEvent) => {
   cancelAnimationFrame(previewRequestId);
   if (edited) {
     if (previewMode === "ADD") {
-      store.dispatch("ADD_NOTES", { notes: previewNotes.value });
+      store.dispatch("COMMAND_ADD_NOTES", { notes: previewNotes.value });
       store.dispatch("SELECT_NOTES", {
         noteIds: previewNotes.value.map((value) => value.id),
       });
     } else {
-      store.dispatch("UPDATE_NOTES", { notes: previewNotes.value });
+      store.dispatch("COMMAND_UPDATE_NOTES", { notes: previewNotes.value });
     }
     if (previewNotes.value.length === 1) {
       store.dispatch("PLAY_PREVIEW_SOUND", {
@@ -782,7 +782,7 @@ const handleNotesArrowUp = () => {
   if (editedNotes.some((note) => note.noteNumber > 127)) {
     return;
   }
-  store.dispatch("UPDATE_NOTES", { notes: editedNotes });
+  store.dispatch("COMMAND_UPDATE_NOTES", { notes: editedNotes });
 
   if (editedNotes.length === 1) {
     store.dispatch("PLAY_PREVIEW_SOUND", {
@@ -801,7 +801,7 @@ const handleNotesArrowDown = () => {
   if (editedNotes.some((note) => note.noteNumber < 0)) {
     return;
   }
-  store.dispatch("UPDATE_NOTES", { notes: editedNotes });
+  store.dispatch("COMMAND_UPDATE_NOTES", { notes: editedNotes });
 
   if (editedNotes.length === 1) {
     store.dispatch("PLAY_PREVIEW_SOUND", {
@@ -821,7 +821,7 @@ const handleNotesArrowRight = () => {
     // TODO: 例外処理は`UPDATE_NOTES`内に移す？
     return;
   }
-  store.dispatch("UPDATE_NOTES", { notes: editedNotes });
+  store.dispatch("COMMAND_UPDATE_NOTES", { notes: editedNotes });
 };
 
 const handleNotesArrowLeft = () => {
@@ -836,15 +836,15 @@ const handleNotesArrowLeft = () => {
   ) {
     return;
   }
-  store.dispatch("UPDATE_NOTES", { notes: editedNotes });
+  store.dispatch("COMMAND_UPDATE_NOTES", { notes: editedNotes });
 };
 
 const handleNotesBackspaceOrDelete = () => {
   if (state.selectedNoteIds.size === 0) {
-    // TODO: 例外処理は`REMOVE_SELECTED_NOTES`内に移す？
+    // TODO: 例外処理は`COMMAND_REMOVE_SELECTED_NOTES`内に移す？
     return;
   }
-  store.dispatch("REMOVE_SELECTED_NOTES");
+  store.dispatch("COMMAND_REMOVE_SELECTED_NOTES");
 };
 
 const handleKeydown = (event: KeyboardEvent) => {

src/components/Sing/SequencerNote.vue

@@ -110,7 +110,7 @@ const lyric = computed({
       return;
     }
     const note: Note = { ...props.note, lyric: value };
-    store.dispatch("UPDATE_NOTES", { notes: [note] });
+    store.dispatch("COMMAND_UPDATE_NOTES", { notes: [note] });
   },
 });
 const showLyricInput = computed(() => {
@@ -123,7 +123,7 @@ const contextMenuData = ref<[MenuItemButton]>([
     label: "削除",
     onClick: async () => {
       contextMenu.value?.hide();
-      store.dispatch("REMOVE_SELECTED_NOTES");
+      store.dispatch("COMMAND_REMOVE_SELECTED_NOTES");
     },
     disableWhenUiLocked: true,
   },

src/components/Sing/ToolBar.vue

@@ -80,6 +80,9 @@
           .{{ playHeadPositionMilliSecStr }}
         </div>
       </div>
+      <!-- undo/redo -->
+      <q-btn flat round icon="undo" :disable="!canUndo" @click="undo" />
+      <q-btn flat round icon="redo" :disable="!canRedo" @click="redo" />
     </div>
     <!-- settings for edit controls -->
     <div class="sing-controls">
@@ -118,6 +121,17 @@ import CharacterMenuButton from "@/components/Sing/CharacterMenuButton/MenuButto
 
 const store = useStore();
 
+const editor = "song";
+const canUndo = computed(() => store.getters.CAN_UNDO(editor));
+const canRedo = computed(() => store.getters.CAN_REDO(editor));
+
+const undo = () => {
+  store.dispatch("UNDO", { editor });
+};
+const redo = () => {
+  store.dispatch("REDO", { editor });
+};
+
 const tempos = computed(() => store.state.tempos);
 const timeSignatures = computed(() => store.state.timeSignatures);
 const keyShift = computed(() => store.getters.SELECTED_TRACK.voiceKeyShift);
@@ -182,7 +196,7 @@ const setKeyShiftInputBuffer = (keyShiftStr: string | number | null) => {
 
 const setTempo = () => {
   const bpm = bpmInputBuffer.value;
-  store.dispatch("SET_TEMPO", {
+  store.dispatch("COMMAND_SET_TEMPO", {
     tempo: {
       position: 0,
       bpm,
@@ -193,7 +207,7 @@ const setTempo = () => {
 const setTimeSignature = () => {
   const beats = beatsInputBuffer.value;
   const beatType = beatTypeInputBuffer.value;
-  store.dispatch("SET_TIME_SIGNATURE", {
+  store.dispatch("COMMAND_SET_TIME_SIGNATURE", {
     timeSignature: {
       measureNumber: 1,
       beats,
@@ -204,7 +218,7 @@ const setTimeSignature = () => {
 
 const setKeyShift = () => {
   const voiceKeyShift = keyShiftInputBuffer.value;
-  store.dispatch("SET_VOICE_KEY_SHIFT", { voiceKeyShift });
+  store.dispatch("COMMAND_SET_VOICE_KEY_SHIFT", { voiceKeyShift });
 };
 
 const playheadTicks = ref(0);

src/components/Talk/ToolBar.vue

@@ -48,8 +48,9 @@ type SpacerContent = {
 const store = useStore();
 
 const uiLocked = computed(() => store.getters.UI_LOCKED);
-const canUndo = computed(() => store.getters.CAN_UNDO);
-const canRedo = computed(() => store.getters.CAN_REDO);
+const editor = "talk";
+const canUndo = computed(() => store.getters.CAN_UNDO(editor));
+const canRedo = computed(() => store.getters.CAN_REDO(editor));
 const activeAudioKey = computed(() => store.getters.ACTIVE_AUDIO_KEY);
 const nowPlayingContinuously = computed(
   () => store.state.nowPlayingContinuously
@@ -98,10 +99,10 @@ const hotkeyMap = new Map<HotkeyActionType, () => HotkeyReturnType>([
 setHotkeyFunctions(hotkeyMap);
 
 const undo = () => {
-  store.dispatch("UNDO");
+  store.dispatch("UNDO", { editor });
 };
 const redo = () => {
-  store.dispatch("REDO");
+  store.dispatch("REDO", { editor });
 };
 const playContinuously = async () => {
   try {

src/sing/storeHelper.ts

@@ -54,95 +54,97 @@ export class FrequentlyUpdatedState<T> {
   }
 }
 
-type NoteInfo = {
+export type NoteInfo = {
   startTicks: number;
   endTicks: number;
   overlappingNoteIds: Set<string>;
 };
 
-/**
- * 重なっているノートを検出します。
- */
-export class OverlappingNotesDetector {
-  private readonly noteInfos = new Map<string, NoteInfo>();
-
-  addNotes(notes: Note[]) {
-    for (const note of notes) {
-      this.noteInfos.set(note.id, {
-        startTicks: note.position,
-        endTicks: note.position + note.duration,
-        overlappingNoteIds: new Set<string>(),
-      });
-    }
-    // TODO: 計算量がO(n^2)になっているので、区間木などを使用してO(nlogn)にする
-    for (const note of notes) {
-      const overlappingNoteIds = new Set<string>();
-      for (const [noteId, noteInfo] of this.noteInfos) {
-        if (noteId === note.id) {
-          continue;
-        }
-        if (noteInfo.startTicks >= note.position + note.duration) {
-          continue;
-        }
-        if (noteInfo.endTicks <= note.position) {
-          continue;
-        }
-        overlappingNoteIds.add(noteId);
+export type OverlappingNoteInfos = Map<string, NoteInfo>;
+
+export function addNotesToOverlappingNoteInfos(
+  overlappingNoteInfos: OverlappingNoteInfos,
+  notes: Note[]
+): void {
+  for (const note of notes) {
+    overlappingNoteInfos.set(note.id, {
+      startTicks: note.position,
+      endTicks: note.position + note.duration,
+      overlappingNoteIds: new Set(),
+    });
+  }
+  // TODO: 計算量がO(n^2)になっているので、区間木などを使用してO(nlogn)にする
+  for (const note of notes) {
+    const overlappingNoteIds = new Set<string>();
+    for (const [noteId, noteInfo] of overlappingNoteInfos) {
+      if (noteId === note.id) {
+        continue;
       }
-
-      const noteId1 = note.id;
-      const noteInfo1 = this.noteInfos.get(noteId1);
-      if (!noteInfo1) {
-        throw new Error("noteInfo1 is undefined.");
+      if (noteInfo.startTicks >= note.position + note.duration) {
+        continue;
       }
-      for (const noteId2 of overlappingNoteIds) {
-        const noteInfo2 = this.noteInfos.get(noteId2);
-        if (!noteInfo2) {
-          throw new Error("noteInfo2 is undefined.");
-        }
-        noteInfo2.overlappingNoteIds.add(noteId1);
-        noteInfo1.overlappingNoteIds.add(noteId2);
+      if (noteInfo.endTicks <= note.position) {
+        continue;
       }
+      overlappingNoteIds.add(noteId);
     }
-  }
 
-  removeNotes(notes: Note[]) {
-    for (const note of notes) {
-      const noteId1 = note.id;
-      const noteInfo1 = this.noteInfos.get(noteId1);
-      if (!noteInfo1) {
-        throw new Error("noteInfo1 is undefined.");
-      }
-      for (const noteId2 of noteInfo1.overlappingNoteIds) {
-        const noteInfo2 = this.noteInfos.get(noteId2);
-        if (!noteInfo2) {
-          throw new Error("noteInfo2 is undefined.");
-        }
-        noteInfo2.overlappingNoteIds.delete(noteId1);
-        noteInfo1.overlappingNoteIds.delete(noteId2);
-      }
+    const noteId1 = note.id;
+    const noteInfo1 = overlappingNoteInfos.get(noteId1);
+    if (!noteInfo1) {
+      throw new Error("noteInfo1 is undefined.");
     }
-    for (const note of notes) {
-      this.noteInfos.delete(note.id);
+    for (const noteId2 of overlappingNoteIds) {
+      const noteInfo2 = overlappingNoteInfos.get(noteId2);
+      if (!noteInfo2) {
+        throw new Error("noteInfo2 is undefined.");
+      }
+      noteInfo2.overlappingNoteIds.add(noteId1);
+      noteInfo1.overlappingNoteIds.add(noteId2);
     }
   }
+}
 
-  updateNotes(notes: Note[]) {
-    this.removeNotes(notes);
-    this.addNotes(notes);
-  }
-
-  getOverlappingNoteIds() {
-    const overlappingNoteIds = new Set<string>();
-    for (const [noteId, noteInfo] of this.noteInfos) {
-      if (noteInfo.overlappingNoteIds.size !== 0) {
-        overlappingNoteIds.add(noteId);
+export function removeNotesFromOverlappingNoteInfos(
+  overlappingNoteInfos: OverlappingNoteInfos,
+  notes: Note[]
+): void {
+  for (const note of notes) {
+    const noteId1 = note.id;
+    const noteInfo1 = overlappingNoteInfos.get(noteId1);
+    if (!noteInfo1) {
+      throw new Error("noteInfo1 is undefined.");
+    }
+    for (const noteId2 of noteInfo1.overlappingNoteIds) {
+      const noteInfo2 = overlappingNoteInfos.get(noteId2);
+      if (!noteInfo2) {
+        throw new Error("noteInfo2 is undefined.");
       }
+      noteInfo2.overlappingNoteIds.delete(noteId1);
+      noteInfo1.overlappingNoteIds.delete(noteId2);
     }
-    return overlappingNoteIds;
   }
+  for (const note of notes) {
+    overlappingNoteInfos.delete(note.id);
+  }
+}
 
-  clear() {
-    this.noteInfos.clear();
+export function updateNotesOfOverlappingNoteInfos(
+  overlappingNoteInfos: OverlappingNoteInfos,
+  notes: Note[]
+): void {
+  removeNotesFromOverlappingNoteInfos(overlappingNoteInfos, notes);
+  addNotesToOverlappingNoteInfos(overlappingNoteInfos, notes);
+}
+
+export function getOverlappingNoteIds(
+  currentNoteInfos: OverlappingNoteInfos
+): Set<string> {
+  const overlappingNoteIds = new Set<string>();
+  for (const [noteId, noteInfo] of currentNoteInfos) {
+    if (noteInfo.overlappingNoteIds.size !== 0) {
+      overlappingNoteIds.add(noteId);
+    }
   }
+  return overlappingNoteIds;
 }

src/store/audio.ts

@@ -2867,5 +2867,6 @@ export const audioCommandStore = transformCommandStore(
         }
       ),
     },
-  })
+  }),
+  "talk"
 );