ソング:ループの機能追加

src/components/Sing/SequencerRuler/Container.vue

@@ -1,34 +1,57 @@
 <template>
   <Presentation
-    :offset
-    :numMeasures
-    :tpqn
+    :width
+    :numMeasures="props.numMeasures"
+    :playheadX
+    :playheadTicks
+    :offset="props.offset"
     :tempos
     :timeSignatures
+    :tpqn
     :sequencerZoomX
-    :uiLocked
-    :playheadTicks
     :sequencerSnapType
+    :getSnappedTickFromOffsetX
+    :uiLocked
     @update:playheadTicks="updatePlayheadTicks"
-    @removeTempo="removeTempo"
-    @removeTimeSignature="removeTimeSignature"
-    @setTempo="setTempo"
-    @setTimeSignature="setTimeSignature"
     @deselectAllNotes="deselectAllNotes"
-  />
+  >
+    <!-- TODO: 各コンポーネントもなるべく疎にしたつもりだが、少なくともplayheadまわりがリファクタリング必要そう -->
+    <template #grid>
+      <GridLaneContainer
+        :numMeasures="props.numMeasures"
+        :offset="props.offset"
+      />
+    </template>
+    <template #changes>
+      <ValueChangesLaneContainer
+        :offset="props.offset"
+        :numMeasures="props.numMeasures"
+        @setPlayheadPosition="updatePlayheadTicks"
+      />
+    </template>
+    <template #loop>
+      <LoopLaneContainer
+        :offset="props.offset"
+        :numMeasures="props.numMeasures"
+      />
+    </template>
+  </Presentation>
 </template>
 
 <script setup lang="ts">
 import { computed } from "vue";
 import Presentation from "./Presentation.vue";
+import GridLaneContainer from "./GridLane/Container.vue";
+import ValueChangesLaneContainer from "./ValueChangesLane/Container.vue";
+import LoopLaneContainer from "./LoopLane/Container.vue";
 import { useStore } from "@/store";
-import { Tempo, TimeSignature } from "@/store/type";
+import { useSequencerRuler } from "@/composables/useSequencerRuler";
 
 defineOptions({
   name: "SequencerRuler",
 });
 
-withDefaults(
+const props = withDefaults(
   defineProps<{
     offset: number;
     numMeasures: number;
@@ -42,40 +65,30 @@ withDefaults(
 const store = useStore();
 
 const tpqn = computed(() => store.state.tpqn);
-const tempos = computed(() => store.state.tempos);
 const timeSignatures = computed(() => store.state.timeSignatures);
+const tempos = computed(() => store.state.tempos);
 const sequencerZoomX = computed(() => store.state.sequencerZoomX);
-const uiLocked = computed(() => store.getters.UI_LOCKED);
 const sequencerSnapType = computed(() => store.state.sequencerSnapType);
-
 const playheadTicks = computed(() => store.getters.PLAYHEAD_POSITION);
+const uiLocked = computed(() => store.getters.UI_LOCKED);
 
+// ルーラーおよび内部レーンで共通化した計算ロジック
+const { width, playheadX, getSnappedTickFromOffsetX } = useSequencerRuler({
+  offset: computed(() => props.offset),
+  numMeasures: computed(() => props.numMeasures),
+  tpqn,
+  timeSignatures,
+  sequencerZoomX,
+  playheadTicks,
+  sequencerSnapType,
+});
+
+// NOTE: usePlayheadPositionができたら再生ヘッド周辺を置き換える
 const updatePlayheadTicks = (ticks: number) => {
   void store.actions.SET_PLAYHEAD_POSITION({ position: ticks });
 };
 
 const deselectAllNotes = () => {
   void store.actions.DESELECT_ALL_NOTES();
 };
-
-const setTempo = (tempo: Tempo) => {
-  void store.actions.COMMAND_SET_TEMPO({
-    tempo,
-  });
-};
-const setTimeSignature = (timeSignature: TimeSignature) => {
-  void store.actions.COMMAND_SET_TIME_SIGNATURE({
-    timeSignature,
-  });
-};
-const removeTempo = (position: number) => {
-  void store.actions.COMMAND_REMOVE_TEMPO({
-    position,
-  });
-};
-const removeTimeSignature = (measureNumber: number) => {
-  void store.actions.COMMAND_REMOVE_TIME_SIGNATURE({
-    measureNumber,
-  });
-};
 </script>

src/components/Sing/SequencerRuler/GridLane/Container.vue

@@ -0,0 +1,46 @@
+<template>
+  <Presentation
+    :tpqn
+    :sequencerZoomX
+    :numMeasures
+    :timeSignatures
+    :tsPositions
+    :offset
+    :width
+    :endTicks
+  />
+</template>
+
+<script setup lang="ts">
+import { computed } from "vue";
+import Presentation from "./Presentation.vue";
+import { useStore } from "@/store";
+import { useSequencerRuler } from "@/composables/useSequencerRuler";
+
+defineOptions({
+  name: "GridLaneContainer",
+});
+
+const props = defineProps<{
+  numMeasures: number;
+  offset: number;
+}>();
+
+const store = useStore();
+
+const tpqn = computed(() => store.state.tpqn);
+const sequencerZoomX = computed(() => store.state.sequencerZoomX);
+const timeSignatures = computed(() => store.state.timeSignatures);
+const playheadTicks = computed(() => store.getters.PLAYHEAD_POSITION);
+const sequencerSnapType = computed(() => store.state.sequencerSnapType);
+
+const { tsPositions, width, endTicks } = useSequencerRuler({
+  offset: computed(() => props.offset),
+  numMeasures: computed(() => props.numMeasures),
+  tpqn,
+  timeSignatures,
+  sequencerZoomX,
+  playheadTicks,
+  sequencerSnapType,
+});
+</script>

src/components/Sing/SequencerRuler/GridLane/Presentation.vue

@@ -0,0 +1,144 @@
+<template>
+  <svg
+    xmlns="http://www.w3.org/2000/svg"
+    :width
+    :height
+    shape-rendering="crispEdges"
+  >
+    <defs>
+      <pattern
+        v-for="(gridPattern, patternIndex) in gridPatterns"
+        :id="`grid-lane-measure-${patternIndex}`"
+        :key="`pattern-${patternIndex}`"
+        patternUnits="userSpaceOnUse"
+        :x="-offset + gridPattern.x"
+        :width="gridPattern.patternWidth"
+        :height
+      >
+        <!-- 拍線（小節の最初を除く） -->
+        <line
+          v-for="n in gridPattern.beatsPerMeasure"
+          :key="n"
+          :x1="gridPattern.beatWidth * n"
+          :x2="gridPattern.beatWidth * n"
+          y1="28"
+          :y2="height"
+          class="grid-lane-beat-line"
+        />
+      </pattern>
+    </defs>
+    <rect
+      v-for="(gridPattern, index) in gridPatterns"
+      :key="`grid-${index}`"
+      :x="0.5 + gridPattern.x - offset"
+      y="0"
+      :height
+      :width="gridPattern.width"
+      :fill="`url(#grid-lane-measure-${index})`"
+    />
+    <!-- 小節線と小節番号 -->
+    <template v-for="measureInfo in measureInfos" :key="measureInfo.number">
+      <line
+        :x1="measureInfo.x - offset"
+        :x2="measureInfo.x - offset"
+        y1="0"
+        :y2="height"
+        class="grid-lane-measure-line"
+        :class="{ 'first-measure-line': measureInfo.number === 1 }"
+      />
+      <text
+        :x="measureInfo.x - offset + 4"
+        y="16"
+        class="grid-lane-measure-number"
+      >
+        {{ measureInfo.number }}
+      </text>
+    </template>
+  </svg>
+</template>
+
+<script setup lang="ts">
+import { computed, ref } from "vue";
+import { TimeSignature } from "@/store/type";
+import { useSequencerGrid } from "@/composables/useSequencerGridPattern";
+import { getMeasureDuration } from "@/sing/domain";
+import { tickToBaseX } from "@/sing/viewHelper";
+
+defineOptions({
+  name: "GridLanePresentation",
+});
+
+const props = defineProps<{
+  tpqn: number;
+  sequencerZoomX: number;
+  numMeasures: number;
+  timeSignatures: TimeSignature[];
+  offset: number;
+  width: number;
+  endTicks: number;
+  tsPositions: number[];
+}>();
+
+const height = ref(40);
+
+const gridPatterns = useSequencerGrid({
+  timeSignatures: computed(() => props.timeSignatures),
+  tpqn: computed(() => props.tpqn),
+  sequencerZoomX: computed(() => props.sequencerZoomX),
+  numMeasures: computed(() => props.numMeasures),
+});
+
+const measureInfos = computed(() => {
+  return props.timeSignatures.flatMap((timeSignature, i) => {
+    const measureDuration = getMeasureDuration(
+      timeSignature.beats,
+      timeSignature.beatType,
+      props.tpqn,
+    );
+    const nextTsPosition =
+      i !== props.timeSignatures.length - 1
+        ? props.tsPositions[i + 1]
+        : props.endTicks;
+    const start = props.tsPositions[i];
+    const end = nextTsPosition;
+    const numMeasures = Math.floor((end - start) / measureDuration);
+    return Array.from({ length: numMeasures }, (_, index) => {
+      const measureNumber = timeSignature.measureNumber + index;
+      const measurePosition = start + index * measureDuration;
+      const baseX = tickToBaseX(measurePosition, props.tpqn);
+      return {
+        number: measureNumber,
+        x: Math.round(baseX * props.sequencerZoomX),
+      };
+    });
+  });
+});
+</script>
+
+<style scoped lang="scss">
+@use "@/styles/v2/variables" as vars;
+
+.grid-lane-beat-line {
+  backface-visibility: hidden;
+  stroke: var(--scheme-color-sing-ruler-beat-line);
+  stroke-width: 1px;
+}
+
+.grid-lane-measure-line {
+  backface-visibility: hidden;
+  stroke: var(--scheme-color-sing-ruler-measure-line);
+  stroke-width: 1px;
+
+  // NOTE: 最初の小節線を非表示。必要に応じて再表示・位置合わせする
+  &.first-measure-line {
+    stroke: var(--scheme-color-sing-ruler-surface);
+  }
+}
+
+.grid-lane-measure-number {
+  font-size: 12px;
+  font-weight: bold;
+  fill: var(--scheme-color-on-surface-variant);
+  user-select: none;
+}
+</style>