From cfee4a0b24cdf21adb46bb7c3715188e62fd3308 Mon Sep 17 00:00:00 2001
From: lyswhut <lyswhut@qq.com>
Date: Mon, 7 Mar 2022 15:33:04 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E9=80=9A=E8=BF=87=E6=92=AD?=
 =?UTF-8?q?=E6=94=BE=E8=AF=A6=E6=83=85=E9=A1=B5=E6=AD=8C=E8=AF=8D=E8=B0=83?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 publish/changeLog.md                          |  1 +
 .../core/PlayDetail/LyricPlayer.vue           | 88 ++++++++++++++++++-
 src/renderer/utils/compositions/useLyric.js   | 78 ++++++++++++++--
 .../utils/lyric-font-player/font-player.js    |  4 +-
 src/renderer/utils/lyric-font-player/index.js |  2 +
 5 files changed, 162 insertions(+), 11 deletions(-)

diff --git a/publish/changeLog.md b/publish/changeLog.md
index 1af94296..a3fec304 100644
--- a/publish/changeLog.md
+++ b/publish/changeLog.md
@@ -1,6 +1,7 @@
 ### 新增
 
 - 新增对播放详情页歌词大小、是否缩放、对齐方式的设置，可以去设置-播放详情页设置查看
+- 新增通过播放详情页歌词调整播放进度
 
 ### 优化
 
diff --git a/src/renderer/components/core/PlayDetail/LyricPlayer.vue b/src/renderer/components/core/PlayDetail/LyricPlayer.vue
index 2389a9b1..303c7ed1 100644
--- a/src/renderer/components/core/PlayDetail/LyricPlayer.vue
+++ b/src/renderer/components/core/PlayDetail/LyricPlayer.vue
@@ -1,10 +1,21 @@
 <template>
-<div :class="['right', $style.right]">
+<div :class="['right', $style.right]" :style="lrcFontSize">
   <div :class="['lyric', $style.lyric, { [$style.draging]: isMsDown }, { [$style.lrcActiveZoom]: isZoomActiveLrc }]" :style="lrcStyles" @wheel="handleWheel" @mousedown="handleLyricMouseDown" ref="dom_lyric">
-    <div :class="$style.lyricSpace"></div>
+    <div :class="['pre', $style.lyricSpace]"></div>
     <div ref="dom_lyric_text"></div>
     <div :class="$style.lyricSpace"></div>
   </div>
+  <transition enter-active-class="animated fadeIn" leave-active-class="animated fadeOut">
+    <div :class="$style.skip" v-show="isStopScroll">
+      <div :class="$style.line" ref="dom_skip_line"></div>
+      <span :class="$style.label">{{timeStr}}</span>
+      <base-btn :class="$style.skipBtn" @mouseenter="handleSkipMouseEnter" @mouseleave="handleSkipMouseLeave" @click="handleSkipPlay">
+        <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xlink="http://www.w3.org/1999/xlink" height="50%" viewBox="0 0 170 170" space="preserve">
+          <use xlink:href="#icon-play"></use>
+        </svg>
+      </base-btn>
+    </div>
+  </transition>
   <transition enter-active-class="animated fadeIn" leave-active-class="animated fadeOut">
     <div :class="[$style.lyricSelectContent, 'select', 'scroll', 'lyricSelectContent']" v-if="isShowLrcSelectContent" @contextmenu="handleCopySelectText">
       <div v-for="(info, index) in lyric.lines" :key="index" :class="[$style.lyricSelectline, { [$style.lrcActive]: lyric.line == index }]">
@@ -31,9 +42,15 @@ export default {
     const {
       dom_lyric,
       dom_lyric_text,
+      dom_skip_line,
       isMsDown,
+      isStopScroll,
+      timeStr,
       handleLyricMouseDown,
       handleWheel,
+      handleSkipPlay,
+      handleSkipMouseEnter,
+      handleSkipMouseLeave,
     } = useLyric({ isPlay, lyric })
 
     const fontSizeUp = () => {
@@ -48,6 +65,10 @@ export default {
     const lrcStyles = computed(() => {
       return {
         textAlign: setting.value.playDetail.style.align,
+      }
+    })
+    const lrcFontSize = computed(() => {
+      return {
         '--playDetail-lrc-font-size': setting.value.playDetail.style.fontSize / 100 + 'rem',
       }
     })
@@ -69,13 +90,20 @@ export default {
     return {
       dom_lyric,
       dom_lyric_text,
+      dom_skip_line,
       isMsDown,
+      timeStr,
       handleLyricMouseDown,
       handleWheel,
+      handleSkipPlay,
+      handleSkipMouseEnter,
+      handleSkipMouseLeave,
       lyric,
       isShowLrcSelectContent,
       lrcStyles,
+      lrcFontSize,
       isZoomActiveLrc,
+      isStopScroll,
     }
   },
   methods: {
@@ -133,11 +161,11 @@ export default {
   :global {
     .lrc-content {
       line-height: 1.2;
-      margin: var(--playDetail-lrc-font-size, 16px) 0;
+      padding: calc(var(--playDetail-lrc-font-size, 16px) / 2) 0;
       overflow-wrap: break-word;
       color: @color-player-detail-lyric;
       transition: @transition-theme;
-      transition-property: margin;
+      transition-property: padding;
 
       .translation {
         transition: @transition-theme !important;
@@ -203,6 +231,50 @@ export default {
     }
   }
 }
+
+.skip {
+  position: absolute;
+  top: calc(38% + var(--playDetail-lrc-font-size, 16px) + 4px);
+  left: 0;
+  // height: 6px;
+  width: 100%;
+  pointer-events: none;
+  // opacity: .5;
+  .line {
+    border-top: 1px dashed @color-player-detail-lyric-active;
+    opacity: .15;
+    margin-right: 30px;
+  }
+  .label {
+    position: absolute;
+    right: 30px;
+    top: -14px;
+    line-height: 1;
+    font-size: 12px;
+    color: @color-player-detail-lyric-active;
+    opacity: .7;
+  }
+  .skipBtn {
+    position: absolute;
+    right: 0;
+    top: 0;
+    transform: translateY(-50%);
+    width: 30px;
+    height: 30px;
+    padding: 0;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    background: none !important;
+    pointer-events: initial;
+    transition: @transition-theme;
+    transition-property: opacity;
+    opacity: .8;
+    &:hover {
+      opacity: .6;
+    }
+  }
+}
 .lyricSelectContent {
   position: absolute;
   left: 0;
@@ -267,6 +339,14 @@ each(@themes, {
     // .lrc-active {
     //   color: ~'@{color-@{value}-theme}';
     // }
+    .skip {
+      .line {
+        border-top-color: ~'@{color-@{value}-player-detail-lyric-active}';
+      }
+      .label {
+        color:~'@{color-@{value}-player-detail-lyric-active}';
+      }
+    }
     .lyricSelectContent {
       background-color: ~'@{color-@{value}-theme_2-background_1}';
       color: ~'@{color-@{value}-player-detail-lyric}';
diff --git a/src/renderer/utils/compositions/useLyric.js b/src/renderer/utils/compositions/useLyric.js
index eb728cfa..8054e1ba 100644
--- a/src/renderer/utils/compositions/useLyric.js
+++ b/src/renderer/utils/compositions/useLyric.js
@@ -1,18 +1,74 @@
 import { ref, onMounted, onBeforeUnmount, watch, nextTick } from '@renderer/utils/vueTools'
-import { scrollTo } from '@renderer/utils'
+import { scrollTo, throttle, formatPlayTime2 } from '@renderer/utils'
+import { player as eventPlayerNames } from '@renderer/event/names'
 
 export default ({ isPlay, lyric }) => {
   const dom_lyric = ref(null)
   const dom_lyric_text = ref(null)
+  const dom_skip_line = ref(null)
   const isMsDown = ref(false)
+  const isStopScroll = ref(false)
+  const timeStr = ref('--/--')
 
   let msDownY = 0
   let msDownScrollY = 0
-  let isStopScroll = false
   let timeout = null
   let cancelScrollFn
   let dom_lines
   let isSetedLines = false
+  let point = {
+    x: null,
+    y: null,
+  }
+  let time = -1
+  let dom_pre_line = null
+  let isSkipMouseEnter = false
+
+  const handleSkipPlay = () => {
+    if (time == -1) return
+    handleSkipMouseLeave()
+    isStopScroll.value = false
+    window.eventHub.emit(eventPlayerNames.setProgress, time)
+    if (!isPlay.value) window.eventHub.emit(eventPlayerNames.setPlay)
+  }
+  const handleSkipMouseEnter = () => {
+    isSkipMouseEnter = true
+    clearLyricScrollTimeout()
+  }
+  const handleSkipMouseLeave = () => {
+    isSkipMouseEnter = false
+    startLyricScrollTimeout()
+  }
+
+  const setTime = throttle(() => {
+    if (point.x == null) {
+      const rect = dom_skip_line.value.getBoundingClientRect()
+      point.x = rect.x
+      point.y = rect.y
+    }
+    let dom = document.elementFromPoint(point.x, point.y)
+    if (dom_pre_line === dom) return
+    if (dom.tagName == 'SPAN') {
+      dom = dom.parentNode.parentNode
+    } else if (dom.classList.contains('font')) {
+      dom = dom.parentNode
+    }
+    if (dom.time == null) {
+      if (lyric.lines.length) {
+        time = dom.classList.contains('pre') ? 0 : lyric.lines[lyric.lines.length - 1].time ?? 0
+        if (time) time = time / 1000
+        timeStr.value = formatPlayTime2(time)
+      } else {
+        time = -1
+        timeStr.value = '--:--'
+      }
+    } else {
+      time = dom.time
+      if (time) time = time / 1000
+      timeStr.value = formatPlayTime2(time)
+    }
+    dom_pre_line = dom
+  })
 
   const handleScrollLrc = (duration = 300) => {
     if (!dom_lines?.length || !dom_lyric.value) return
@@ -20,7 +76,8 @@ export default ({ isPlay, lyric }) => {
       cancelScrollFn()
       cancelScrollFn = null
     }
-    if (isStopScroll) return
+    if (isSkipMouseEnter) return
+    if (isStopScroll.value) return
     let dom_p = dom_lines[lyric.line]
     cancelScrollFn = scrollTo(dom_lyric.value, dom_p ? (dom_p.offsetTop - dom_lyric.value.clientHeight * 0.38) : 0, duration)
   }
@@ -31,9 +88,10 @@ export default ({ isPlay, lyric }) => {
   }
   const startLyricScrollTimeout = () => {
     clearLyricScrollTimeout()
+    if (isSkipMouseEnter) return
     timeout = setTimeout(() => {
       timeout = null
-      isStopScroll = false
+      isStopScroll.value = false
       if (!isPlay.value) return
       handleScrollLrc()
     }, 3000)
@@ -53,25 +111,27 @@ export default ({ isPlay, lyric }) => {
   }
   const handleMouseMsMove = event => {
     if (isMsDown.value) {
-      if (!isStopScroll) isStopScroll = true
+      if (!isStopScroll.value) isStopScroll.value = true
       if (cancelScrollFn) {
         cancelScrollFn()
         cancelScrollFn = null
       }
       dom_lyric.value.scrollTop = msDownScrollY + msDownY - event.clientY
       startLyricScrollTimeout()
+      setTime()
     }
   }
 
   const handleWheel = (event) => {
     console.log(event.deltaY)
-    if (!isStopScroll) isStopScroll = true
+    if (!isStopScroll.value) isStopScroll.value = true
     if (cancelScrollFn) {
       cancelScrollFn()
       cancelScrollFn = null
     }
     dom_lyric.value.scrollTop = dom_lyric.value.scrollTop + event.deltaY
     startLyricScrollTimeout()
+    setTime()
   }
 
   const setLyric = (lines) => {
@@ -139,8 +199,14 @@ export default ({ isPlay, lyric }) => {
   return {
     dom_lyric,
     dom_lyric_text,
+    dom_skip_line,
+    isStopScroll,
     isMsDown,
+    timeStr,
     handleLyricMouseDown,
     handleWheel,
+    handleSkipPlay,
+    handleSkipMouseEnter,
+    handleSkipMouseLeave,
   }
 }
diff --git a/src/renderer/utils/lyric-font-player/font-player.js b/src/renderer/utils/lyric-font-player/font-player.js
index ca8fd43f..1bd66c9d 100644
--- a/src/renderer/utils/lyric-font-player/font-player.js
+++ b/src/renderer/utils/lyric-font-player/font-player.js
@@ -20,7 +20,8 @@ const createAnimation = (dom, duration) => new window.Animation(new window.Keyfr
 // https://jsfiddle.net/ceqpnbky/1/
 
 module.exports = class FontPlayer {
-  constructor({ lyric = '', translationLyric = '', lineClassName = '', fontClassName = '', translationClassName = '', lineModeClassName = '', shadowContent = false, shadowClassName = '' }) {
+  constructor({ time = 0, lyric = '', translationLyric = '', lineClassName = '', fontClassName = '', translationClassName = '', lineModeClassName = '', shadowContent = false, shadowClassName = '' }) {
+    this.time = time
     this.lyric = lyric
     this.translationLyric = translationLyric
 
@@ -51,6 +52,7 @@ module.exports = class FontPlayer {
     this.isLineMode = false
 
     this.lineContent = document.createElement('div')
+    this.lineContent.time = this.time
     if (this.lineClassName) this.lineContent.classList.add(this.lineClassName)
     this.fontContent = document.createElement('div')
     this.fontContent.style = 'position:relative;display:inline-block;'
diff --git a/src/renderer/utils/lyric-font-player/index.js b/src/renderer/utils/lyric-font-player/index.js
index a8cd5d9d..bdb305d8 100644
--- a/src/renderer/utils/lyric-font-player/index.js
+++ b/src/renderer/utils/lyric-font-player/index.js
@@ -106,6 +106,7 @@ module.exports = class Lyric {
     if (this.isLineMode) {
       this._lines = lyricLines.map(line => {
         const fontPlayer = new FontPlayer({
+          time: line.time,
           lyric: line.text,
           translationLyric: line.translation,
           lineClassName: this.lineClassName,
@@ -127,6 +128,7 @@ module.exports = class Lyric {
     } else {
       this._lines = lyricLines.map(line => {
         const fontPlayer = new FontPlayer({
+          time: line.time,
           lyric: line.text,
           translationLyric: line.translation,
           lineClassName: this.lineClassName,