💄 Add new tool buttons in page side.

assets/css/_common/components/index.scss

@@ -12,7 +12,7 @@
   z-index: $zindex-5;
 }
 
-@import 'back-to-top';
+@import 'tool-buttons';
 @import 'reading-progress';
 
 @import 'post';

assets/css/_common/components/third-party/mermaid.scss

@@ -1,3 +1,3 @@
-.mermaid {
+.post-block .post-body .mermaid {
   background: var(--highlight-foreground);
 }

assets/css/_common/components/tool-buttons.scss

@@ -1,6 +1,49 @@
+.tool-buttons {
+
+  @include sidebar-toggle();
+  background: var(--body-bg-color);
+  bottom: 55px;
+  z-index: 100;
+  filter: alpha(opacity=0);
+  font-size: 12px;
+
+  .button {
+    display: block;
+    margin-bottom: 5px;
+    width: 36px;
+    height: 36px;
+    border-radius: 5px;
+    background-color: $tool-btn-bg;
+    color: $tool-btn-color;
+    text-align: center;
+    font-size: $font-size-larger;
+    line-height: 35px;
+    padding: 0;
+    outline: 0;
+    border: none;
+    text-transform: none;
+    cursor: pointer;
+    opacity: $tool-btn-opacity;
+    touch-action: manipulation;
+
+    &:hover {
+      color: $tool-btn-hover-fore-color;
+      opacity: $tool-btn-opacity-hover;
+    }
+  }
+
+  .goto-comments {
+      display: none;
+  }
+
+  .goto-comments-on {
+    display: block;
+  }
+}
+
 @if $back2top_enable {
   .back-to-top {
-    font-size: $b2t-font-size;
+    font-size: $font-size-smaller;
 
     @if not $back2top_scrollpercent {
       span {

assets/css/_common/outline/footer/index.scss

@@ -29,6 +29,16 @@
     font-size: $font-size-smallest;
   }
 
+  .google-translate {
+    display: flex;
+    justify-content: center;
+
+    i {
+      font-size: $font-size-larger;
+      margin: auto 0;
+    }
+  }
+
   @if $footer_vendors_enable {
     .vendors-list {
       a {

assets/css/_variables/base.scss

@@ -283,6 +283,13 @@ $site-state-item-name-color           : inherit;
 
 // Components
 // --------------------------------------------------
+// Tool buttons
+$tool-btn-bg               : $black-deep;
+$tool-btn-color            : white;
+$tool-btn-hover-fore-color : $orange;
+$tool-btn-opacity          : .8;
+$tool-btn-opacity-hover    : 1;
+
 // Back to top
 $b2t-opacity                  : .8;
 $b2t-opacity-hover            : 1;

assets/css/gt.scss

@@ -0,0 +1,892 @@
+:root {
+  --gt-blue: #2640b2;
+  --gt-border: #d1d5db;
+}
+
+@keyframes "goog-te-spinner-rotator" {
+  0% {
+    transform: rotate(0deg);
+  }
+  100% {
+    transform: rotate(270deg);
+  }
+}
+@keyframes "goog-te-spinner-dash" {
+  0% {
+    stroke-dashoffset: 187;
+  }
+  50% {
+    stroke-dashoffset: 46.75;
+    transform: rotate(135deg);
+  }
+  100% {
+    stroke-dashoffset: 187;
+    transform: rotate(450deg);
+  }
+}
+.goog-te-banner-frame {
+  left: 0px;
+  top: 0px;
+  height: 39px;
+  width: 100%;
+  z-index: 10000001;
+  position: fixed;
+  border: none;
+  border-bottom: 1px solid #6b90da;
+  margin: 0;
+  box-shadow: 0 0 8px 1px #999999;
+  _position: absolute;
+}
+.goog-te-menu-frame {
+  z-index: 10000002;
+  position: fixed;
+  box-shadow: 0.5rem 0.875rem 2.375rem rgba(39, 44, 49, 0.06), 0.0625rem 0.1875rem 0.5rem rgba(39, 44, 49, 0.03);
+  _position: absolute;
+}
+.goog-te-ftab-frame {
+  z-index: 10000000;
+  border: none;
+  margin: 0;
+}
+.goog-te-gadget {
+  font-family: arial;
+  font-size: 11px;
+  color: #666;
+  white-space: nowrap;
+  display: inline-flex;
+  img {
+    vertical-align: middle;
+    border: none;
+    display: inline-block;
+  }
+  .goog-te-combo {
+    margin: 4px 0;
+  }
+
+  div:first-child {
+    margin: 0 10px;
+  }
+}
+.goog-te-gadget-simple {
+  background-color: #fff;
+  border-left: 1px solid #d5d5d5;
+  border-top: 1px solid #9b9b9b;
+  border-bottom: 1px solid #e8e8e8;
+  border-right: 1px solid #d5d5d5;
+  font-size: 10pt;
+  display: inline-block;
+  padding-top: 1px;
+  padding-bottom: 2px;
+  cursor: pointer;
+  zoom: 1;
+  *display: inline;
+  .goog-te-menu-value {
+    color: #000;
+    span {
+      text-decoration: none;
+    }
+  }
+}
+.goog-te-gadget-icon {
+  margin-left: 2px;
+  margin-right: 2px;
+  width: 19px;
+  height: 19px;
+  border: none;
+  vertical-align: middle;
+}
+.goog-te-combo {
+  margin-left: 4px;
+  margin-right: 4px;
+  vertical-align: baseline;
+  *vertical-align: middle;
+  font-family: arial;
+  font-size: 10pt;
+}
+.goog-logo-link {
+  font-size: 12px;
+  font-weight: bold;
+  color: #444;
+  text-decoration: none;
+  margin: 0 5px;
+  border-bottom: 0;
+  &:link {
+    font-size: 12px;
+    font-weight: bold;
+    color: #444;
+    text-decoration: none;
+  }
+  &:visited {
+    font-size: 12px;
+    font-weight: bold;
+    color: #444;
+    text-decoration: none;
+  }
+  &:hover {
+    font-size: 12px;
+    font-weight: bold;
+    color: #444;
+    text-decoration: none;
+  }
+  &:active {
+    font-size: 12px;
+    font-weight: bold;
+    color: #444;
+    text-decoration: none;
+  }
+}
+.goog-te-banner {
+  .goog-logo-link {
+    display: block;
+    margin: 0px 10px;
+    padding-top: 2px;
+    padding-left: 4px;
+  }
+  * {
+    font-family: arial;
+    font-size: 10pt;
+  }
+  margin: 0;
+  background-color: #fff;
+  overflow: hidden;
+  img {
+    border: none;
+  }
+  table {
+    tbody {
+      tr {
+        td {
+          &:nth-child(2) {
+            display: none;
+          }
+        }
+      }
+    }
+  }
+}
+.goog-close-link {
+  display: block;
+  margin: 0px 10px;
+}
+.goog-te-ftab {
+  * {
+    font-family: arial;
+    font-size: 10pt;
+  }
+  margin: 0px;
+  background-color: #fff;
+  white-space: nowrap;
+}
+.goog-te-menu {
+  * {
+    font-family: arial;
+    font-size: 10pt;
+  }
+  background-color: #ffffff;
+  text-decoration: none;
+  border: 2px solid #c3d9ff;
+  overflow-y: scroll;
+  overflow-x: hidden;
+  position: absolute;
+  left: 0;
+  top: 0;
+}
+.goog-te-menu2 {
+  * {
+    font-family: arial;
+    font-size: 10pt;
+  }
+  background-color: #ffffff;
+  text-decoration: none;
+  overflow: hidden;
+  padding: 4px;
+  border: 1px solid var(--gt-border);
+  border-radius: 4px;
+}
+.goog-te-balloon {
+  * {
+    font-family: arial;
+    font-size: 10pt;
+  }
+  background-color: #ffffff;
+  overflow: hidden;
+  padding: 8px;
+  border: none;
+  border-radius: 10px;
+  img {
+    border: none;
+  }
+}
+.goog-te-banner-content {
+  color: #000;
+  img {
+    vertical-align: middle;
+  }
+}
+.goog-te-banner-info {
+  color: #666;
+  vertical-align: top;
+  margin-top: 0px;
+  font-size: 7pt;
+}
+.goog-te-banner-margin {
+  width: 8px;
+}
+.goog-te-button {
+  div {
+    border: 1px solid var(--gt-border);
+    height: 20px;
+  }
+  button {
+    background: transparent;
+    border: none;
+    cursor: pointer;
+    height: 20px;
+    overflow: hidden;
+    margin: 0;
+    vertical-align: top;
+    white-space: nowrap;
+    &:active {
+      background: none repeat scroll 0 0 #cccccc;
+    }
+  }
+}
+.goog-te-ftab-link {
+  text-decoration: none;
+  font-weight: bold;
+  font-size: 10pt;
+  border: 1px outset #888;
+  padding: 6px 10px;
+  white-space: nowrap;
+  position: absolute;
+  left: 0px;
+  top: 0px;
+  img {
+    margin-left: 2px;
+    margin-right: 2px;
+    width: 19px;
+    height: 19px;
+    border: none;
+    vertical-align: middle;
+  }
+  span {
+    text-decoration: underline;
+    margin-left: 2px;
+    margin-right: 2px;
+    vertical-align: middle;
+  }
+}
+.goog-float-top {
+  .goog-te-ftab-link {
+    padding: 2px 2px;
+    border-top-width: 0px;
+  }
+}
+.goog-float-bottom {
+  .goog-te-ftab-link {
+    padding: 2px 2px;
+    border-bottom-width: 0px;
+  }
+}
+.goog-te-menu-value {
+  text-decoration: none;
+  color: var(--gt-blue);
+  white-space: nowrap;
+  margin-left: 4px;
+  margin-right: 4px;
+  span {
+    text-decoration: underline;
+    &::after {
+      content: "▼";
+    }
+  }
+  img {
+    margin-left: 2px;
+    margin-right: 2px;
+    display: none;
+  }
+}
+.goog-te-menu-item {
+  padding: 3px;
+  text-decoration: none;
+  color: var(--gt-blue);
+  background: #ffffff;
+  &:link {
+    color: var(--gt-blue);
+    background: #ffffff;
+  }
+  &:visited {
+    color: #551a8b;
+  }
+  &:hover {
+    background: #c3d9ff;
+  }
+  &:active {
+    color: var(--gt-blue);
+  }
+}
+.goog-te-menu2-colpad {
+  width: 16px;
+}
+.goog-te-menu2-separator {
+  margin: 6px 0;
+  height: 1px;
+  background-color: var(--gt-border);
+  overflow: hidden;
+}
+.goog-te-menu2-item {
+  div {
+    padding: 4px;
+    color: var(--gt-blue);
+    background: #ffffff;
+  }
+  .indicator {
+    display: none;
+  }
+  text-decoration: none;
+  &:link {
+    div {
+      color: var(--gt-blue);
+      background: #ffffff;
+    }
+  }
+  &:visited {
+    div {
+      color: var(--gt-blue);
+      background: #ffffff;
+    }
+  }
+  &:active {
+    div {
+      color: var(--gt-blue);
+      background: #ffffff;
+    }
+  }
+  &:hover {
+    div {
+      color: #ffffff;
+      background: #3366cc;
+      border-radius: 2px;
+    }
+  }
+}
+.goog-te-menu2-item-selected {
+  div {
+    padding: 4px;
+    color: #000;
+    font-weight: bold;
+  }
+  .indicator {
+    display: auto;
+  }
+  .text {
+    padding-left: 4px;
+    padding-right: 4px;
+  }
+  text-decoration: none;
+  &:link {
+    div {
+      color: #000;
+      font-weight: bold;
+    }
+  }
+  &:visited {
+    div {
+      color: #000;
+      font-weight: bold;
+    }
+  }
+  &:hover {
+    div {
+      color: #000;
+      font-weight: bold;
+    }
+  }
+  &:active {
+    div {
+      color: #000;
+      font-weight: bold;
+    }
+  }
+}
+.goog-te-balloon-frame {
+  background-color: #ffffff;
+  border: 1px solid #6b90da;
+  box-shadow: 0.5rem 0.875rem 2.375rem rgba(39, 44, 49, 0.06), 0.0625rem 0.1875rem 0.5rem rgba(39, 44, 49, 0.03);
+  border-radius: 8px;
+}
+.goog-te-balloon-text {
+  margin-top: 6px;
+}
+.goog-te-balloon-zippy {
+  margin-top: 6px;
+  white-space: nowrap;
+  * {
+    vertical-align: middle;
+  }
+  .minus {
+    background-image: url(//www.google.com/images/zippy_minus_sm.gif);
+  }
+  .plus {
+    background-image: url(//www.google.com/images/zippy_plus_sm.gif);
+  }
+  span {
+    color: #00c;
+    text-decoration: underline;
+    cursor: pointer;
+    margin: 0 4px;
+  }
+}
+.goog-te-balloon-form {
+  margin: 6px 0 0 0;
+  form {
+    margin: 0;
+    textarea {
+      margin-bottom: 4px;
+      width: 100%;
+    }
+  }
+}
+.goog-te-balloon-footer {
+  margin: 6px 0 4px 0;
+}
+.goog-te-spinner-pos {
+  z-index: 1000;
+  position: fixed;
+  transition-delay: 0.6s;
+  left: -1000px;
+  top: -1000px;
+}
+.goog-te-spinner-animation {
+  background: #ccc;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 104px;
+  height: 104px;
+  border-radius: 50px;
+  background: #fff url(//www.gstatic.com/images/branding/product/2x/translate_24dp.png) 50% 50% no-repeat;
+  transition: all 0.6s ease-in-out;
+  transform: scale(0.4);
+  opacity: 0;
+}
+.goog-te-spinner-animation-show {
+  transform: scale(0.5);
+  opacity: 1;
+}
+.goog-te-spinner {
+  margin: 2px 0 0 2px;
+  animation: goog-te-spinner-rotator 1.4s linear infinite;
+}
+.goog-te-spinner-path {
+  stroke-dasharray: 187;
+  stroke-dashoffset: 0;
+  stroke: #4285f4;
+  transform-origin: center;
+  animation: goog-te-spinner-dash 1.4s ease-in-out infinite;
+}
+#goog-gt-tt {
+  color: #222;
+  background-color: #ffffff;
+  border: 1px solid #eee;
+  box-shadow: 0 4px 16px rgba(0,0,0,.2);
+  display: none;
+  font-family: arial;
+  font-size: 10pt;
+  width: 420px;
+  padding: 12px;
+  position: absolute;
+  z-index: 10000;
+  .original-text {
+    clear: both;
+    font-size: 10pt;
+    position: relative;
+    text-align: justify;
+    width: 100%;
+  }
+  .title {
+    color: #999;
+    font-family: arial,sans-serif;
+    margin: 4px 0;
+    text-align: left;
+  }
+  .close-button {
+    display: none;
+  }
+  .logo {
+    float: left;
+    margin: 0px;
+  }
+  .activity-links {
+    display: inline-block;
+  }
+  .started-activity-container {
+    display: none;
+    width: 100%;
+  }
+  .activity-root {
+    margin-top: 20px;
+  }
+  .left {
+    float: left;
+  }
+  .right {
+    float: right;
+  }
+  .bottom {
+    min-height: 15px;
+    position: relative;
+    height: 1%;
+  }
+  .status-message {
+    background: linear-gradient(top,#29910d 0%,#20af0e 100%);
+    background: #29910d;
+    border-radius: 4px;
+    box-shadow: inset 0px 2px 2px #1e6609;
+    color: white;
+    font-size: 9pt;
+    font-weight: bolder;
+    margin-top: 12px;
+    padding: 6px;
+    text-shadow: 1px 1px 1px #1e6609;
+  }
+  .activity-link {
+    color: #1155cc;
+    cursor: pointer;
+    font-family: arial;
+    font-size: 11px;
+    margin-right: 15px;
+    text-decoration: none;
+  }
+  textarea {
+    font-family: arial;
+    resize: vertical;
+    width: 100%;
+    margin-bottom: 10px;
+    border-radius: 1px;
+    border: 1px solid #d9d9d9;
+    border-top: 1px solid silver;
+    font-size: 13px;
+    height: auto;
+    overflow-y: auto;
+    padding: 1px;
+    &:focus {
+      box-shadow: inset 0 1px 2px rgba(0,0,0,0.3);
+      border: 1px solid #4d90fe;
+      outline: none;
+    }
+  }
+  .activity-cancel {
+    margin-right: 10px;
+  }
+  .translate-form {
+    min-height: 25px;
+    vertical-align: middle;
+    padding-top: 8px;
+    .activity-form {
+      margin-bottom: 5px;
+      margin-bottom: 0px;
+      input {
+        display: inline-block;
+        min-width: 54px;
+        *min-width: 70px;
+        border: 1px solid #dcdcdc;
+        border: 1px solid rgba(0,0,0,0.1);
+        text-align: center;
+        color: #444;
+        font-size: 11px;
+        font-weight: bold;
+        height: 27px;
+        outline: 0;
+        padding: 0 8px;
+        vertical-align: middle;
+        line-height: 27px;
+        margin: 0 16px 0 0;
+        box-shadow: 0 1px 2px rgba(0,0,0,.1);
+        border-radius: 2px;
+        transition: all 0.218s;
+        background-color: #f5f5f5;
+        background-image: linear-gradient(top,#f5f5f5,#f1f1f1);
+        -webkit-user-select: none;
+        -moz-user-select: none;
+        cursor: default;
+        &:hover {
+          border: 1px solid #c6c6c6;
+          color: #222;
+          transition: all 0.0s;
+          background-color: #f8f8f8;
+          background-image: linear-gradient(top,#f8f8f8,#f1f1f1);
+          border-color: #3079ed;
+        }
+        &:active {
+          border: 1px solid #c6c6c6;
+          color: #333;
+          background-color: #f6f6f6;
+          background-image: linear-gradient(top,#f6f6f6,#f1f1f1);
+          border-color: #3079ed;
+        }
+        &:focus {
+          #goog-gt-tt {
+            .translate-form {
+              .activity-form {
+                input.focus {
+                  #goog-gt-tt {
+                    .translate-form {
+                      .activity-form {
+                        input {
+                          &:active {
+                            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5);
+                          }
+                        }
+                      }
+                    }
+                  }
+                }
+              }
+            }
+          }
+          &:active {
+            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5);
+          }
+          outline: none;
+          border: 1px solid #4d90fe;
+          z-index: 4 !important;
+          border-color: #3079ed;
+        }
+        &.focus {
+          &:active {
+            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.5);
+          }
+        }
+      }
+      input.focus {
+        outline: none;
+        border: 1px solid #4d90fe;
+        z-index: 4 !important;
+        border-color: #3079ed;
+      }
+      input.selected {
+        background-color: #eeeeee;
+        background-image: linear-gradient(top,#eeeeee,#e0e0e0);
+        box-shadow: inset 0px 1px 2px rgba(0,0,0,0.1);
+        border: 1px solid #ccc;
+        color: #333;
+      }
+      input.activity-submit {
+        color: white;
+        border-color: #3079ed;
+        background-color: #4d90fe;
+        background-image: linear-gradient(top,#4d90fe,#4787ed);
+        &:hover {
+          #goog-gt-tt {
+            .translate-form {
+              .activity-form {
+                input.activity-submit {
+                  &:focus {
+                    border-color: #3079ed;
+                    background-color: #357ae8;
+                    background-image: linear-gradient(top,#4d90fe,#357ae8);
+                  }
+                }
+              }
+            }
+          }
+          box-shadow: inset 0 0 0 1px #fff,0px 1px 1px rgba(0,0,0,0.1);
+          border-color: #3079ed;
+        }
+        &:focus {
+          border-color: #3079ed;
+        }
+        &:active {
+          border-color: #3079ed;
+        }
+      }
+      input.activity-submit.focus {
+        #goog-gt-tt {
+          .translate-form {
+            .activity-form {
+              input.activity-submit {
+                &:active {
+                  border-color: #3079ed;
+                  background-color: #357ae8;
+                  background-image: linear-gradient(top,#4d90fe,#357ae8);
+                }
+              }
+            }
+          }
+        }
+        border-color: #3079ed;
+      }
+    }
+  }
+  .gray {
+    color: #999;
+    font-family: arial,sans-serif;
+  }
+  .alt-helper-text {
+    color: #999;
+    font-size: 11px;
+    font-family: arial,sans-serif;
+    margin: 15px 0px 5px 0px;
+  }
+  .alt-error-text {
+    color: #800;
+    display: none;
+    font-size: 9pt;
+  }
+  .alt-menu.goog-menu {
+    background: #ffffff;
+    border: 1px solid #dddddd;
+    box-shadow: 0px 2px 4px #99a;
+    min-width: 0;
+    outline: none;
+    padding: 0;
+    position: absolute;
+    z-index: 2000;
+  }
+  .alt-menu {
+    .goog-menuitem {
+      cursor: pointer;
+      padding: 2px 5px 5px;
+      margin-right: 0px;
+      border-style: none;
+      h1 {
+        font-size: 100%;
+        font-weight: bold;
+        margin: 4px 0px;
+      }
+      strong {
+        color: #345aad;
+      }
+    }
+    div.goog-menuitem {
+      &:hover {
+        background: #ddd;
+      }
+    }
+  }
+  .goog-submenu-arrow {
+    text-align: right;
+    position: absolute;
+    right: 0;
+    left: auto;
+  }
+  .goog-menuitem-rtl {
+    .goog-submenu-arrow {
+      text-align: left;
+      position: absolute;
+      left: 0;
+      right: auto;
+    }
+  }
+  .gt-hl-text {
+    background-color: #f1ea00;
+    border-radius: 4px;
+    box-shadow: rgba(0,0,0,.5) 3px 3px 4px;
+    box-sizing: border-box;
+    color: #f1ea00;
+    cursor: pointer;
+    margin: -2px -2px -2px -3px;
+    padding: 2px 2px 2px 3px;
+    position: relative;
+  }
+  .trans-target-highlight {
+    background-color: #f1ea00;
+    border-radius: 4px;
+    box-shadow: rgba(0,0,0,.5) 3px 3px 4px;
+    box-sizing: border-box;
+    color: #f1ea00;
+    cursor: pointer;
+    margin: -2px -2px -2px -3px;
+    padding: 2px 2px 2px 3px;
+    position: relative;
+    color: #222;
+  }
+  .gt-hl-layer {
+    color: white;
+    position: absolute !important;
+  }
+  .trans-target {
+    background-color: #c9d7f1;
+    border-radius: 4px 4px 0px 0px;
+    box-shadow: rgba(0,0,0,.5) 3px 3px 4px;
+    box-sizing: border-box;
+    cursor: pointer;
+    margin: -2px -2px -2px -3px;
+    padding: 2px 2px 3px 3px;
+    position: relative;
+    .trans-target-highlight {
+      background-color: #c9d7f1;
+      border-radius: 4px 4px 0px 0px;
+      box-shadow: rgba(0,0,0,.5) 3px 3px 4px;
+      box-sizing: border-box;
+      cursor: pointer;
+      margin: -2px -2px -2px -3px;
+      padding: 2px 2px 3px 3px;
+      position: relative;
+    }
+  }
+  .trans-edit {
+    background-color: transparent;
+    border: 1px solid #4d90fe;
+    border-radius: 0em;
+    margin: -2px;
+    padding: 1px;
+  }
+  .gt-trans-highlight-l {
+    border-left: 2px solid red;
+    margin-left: -2px;
+  }
+  .gt-trans-highlight-r {
+    border-right: 2px solid red;
+    margin-right: -2px;
+  }
+  #alt-input {
+    padding: 2px;
+  }
+  #alt-input-text {
+    font-size: 11px;
+    padding: 2px 2px 3px;
+    margin: 0;
+    background-color: #fff;
+    color: #333;
+    border: 1px solid #d9d9d9;
+    border-top: 1px solid #c0c0c0;
+    display: inline-block;
+    vertical-align: top;
+    height: 21px;
+    box-sizing: border-box;
+    &:hover {
+      border: 1px solid #b9b9b9;
+      border-top: 1px solid #a0a0a0;
+      box-shadow: inset 0px 1px 2px rgba(0,0,0,0.1);
+    }
+    &:focus {
+      box-shadow: inset 0px 1px 2px rgba(0,0,0,0.3);
+      outline: none;
+      border: 1px solid #4d90fe;
+    }
+  }
+  #alt-input-submit {
+    font-size: 11px;
+    padding: 2px 6px 3px;
+    margin: 0 0 0 2px;
+    height: 21px;
+  }
+}
+div#goog-gt-tt {
+  padding: 10px 14px;
+}
+.gt-hl-layer {
+  clear: both;
+  font-size: 10pt;
+  position: relative;
+  text-align: justify;
+  width: 100%;
+}
+.goog-text-highlight {
+  background-color: #c9d7f1;
+  box-shadow: 2px 2px 4px #9999aa;
+  box-sizing: border-box;
+  position: relative;
+}

assets/js/next-boot.js

@@ -45,6 +45,7 @@ NexT.boot.refresh = function() {
   if(NexT.CONFIG.page.comments) {    
     NexT.utils.initCommontesDispaly();
     NexT.utils.registerCommonSwitch();
+    NexT.utils.domAddClass('#goto-comments', 'goto-comments-on');
   } else {
     NexT.utils.hideCommontes();
   }

assets/js/third-party/others/google-translate.js

@@ -0,0 +1,173 @@
+(function () {
+    var gtConstEvalStartTime = new Date();
+    var h = this || self,
+        l = /^[\w+/_-]+[=]{0,2}$/,
+        m = null;
+    function n(a) {
+        return (a = a.querySelector && a.querySelector("script[nonce]")) && (a = a.nonce || a.getAttribute("nonce")) &&
+            l.test(a) ? a : ""
+    }
+    function p(a, b) {
+        function c() {}
+        c.prototype = b.prototype;
+        a.i = b.prototype;
+        a.prototype = new c;
+        a.prototype.constructor = a;
+        a.h = function (g, f, k) {
+            for (var e = Array(arguments.length - 2), d = 2; d < arguments.length; d++) e[d - 2] = arguments[d];
+            return b.prototype[f].apply(g, e)
+        }
+    }
+    function q(a) {
+        return a
+    };
+    function r(a) {
+        if (Error.captureStackTrace) Error.captureStackTrace(this, r);
+        else {
+            var b = Error().stack;
+            b && (this.stack = b)
+        }
+        a && (this.message = String(a))
+    }
+    p(r, Error);
+    r.prototype.name = "CustomError";
+    function u(a, b) {
+        a = a.split("%s");
+        for (var c = "", g = a.length - 1, f = 0; f < g; f++) c += a[f] + (f < b.length ? b[f] : "%s");
+        r.call(this, c + a[g])
+    }
+    p(u, r);
+    u.prototype.name = "AssertionError";
+    function v(a, b) {
+        throw new u("Failure" + (a ? ": " + a : ""), Array.prototype.slice.call(arguments, 1));
+    };
+    var w;
+    function x(a, b) {
+        this.g = b === y ? a : ""
+    }
+    x.prototype.toString = function () {
+        return this.g + ""
+    };
+    var y = {};
+    function z(a) {
+        var b = document.getElementsByTagName("head")[0];
+        b || (b = document.body.parentNode.appendChild(document.createElement("head")));
+        b.appendChild(a)
+    }
+    function _loadJs(a) {
+        var b = document;
+        var c = "SCRIPT";
+        "application/xhtml+xml" === b.contentType && (c = c.toLowerCase());
+        c = b.createElement(c);
+        c.type = "text/javascript";
+        c.charset = "UTF-8";
+        if (void 0 === w) {
+            b = null;
+            var g = h.trustedTypes;
+            if (g && g.createPolicy) {
+                try {
+                    b = g.createPolicy("goog#html", {
+                        createHTML: q,
+                        createScript: q,
+                        createScriptURL: q
+                    })
+                } catch (t) {
+                    h.console && h.console.error(t.message)
+                }
+                w = b
+            } else w = b
+        }
+        a = (b = w) ? b.createScriptURL(a) : a;
+        a = new x(a, y);
+        a: {
+            try {
+                var f = c && c.ownerDocument,
+                    k = f && (f.defaultView || f.parentWindow);
+                k = k || h;
+                if (k.Element && k.Location) {
+                    var e = k;
+                    break a
+                }
+            } catch (t) {}
+            e = null
+        }
+        if (e && "undefined" != typeof e.HTMLScriptElement && (!c || !(c instanceof e.HTMLScriptElement) && (c instanceof e
+                .Location || c instanceof e.Element))) {
+            e = typeof c;
+            if ("object" == e && null != c || "function" == e) try {
+                var d = c.constructor.displayName || c.constructor.name || Object.prototype.toString.call(c)
+            } catch (t) {
+                d = "<object could not be stringified>"
+            } else d = void 0 === c ? "undefined" : null === c ? "null" : typeof c;
+            v("Argument is not a %s (or a non-Element, non-Location mock); got: %s",
+                "HTMLScriptElement", d)
+        }
+        a instanceof x && a.constructor === x ? d = a.g : (d = typeof a, v(
+            "expected object of type TrustedResourceUrl, got '" + a + "' of type " + ("object" != d ? d : a ?
+                Array.isArray(a) ? "array" : d : "null")), d = "type_error:TrustedResourceUrl");
+        c.src = d;
+        (d = c.ownerDocument && c.ownerDocument.defaultView) && d != h ? d = n(d.document) : (null === m && (m = n(
+            h.document)), d = m);
+        d && c.setAttribute("nonce", d);
+        z(c)
+    }
+    function _loadCss(a) {
+        var b = document.createElement("link");
+        b.type = "text/css";
+        b.rel = "stylesheet";
+        b.charset = "UTF-8";
+        b.href = a;
+        z(b)
+    }
+    function _isNS(a) {
+        a = a.split(".");
+        for (var b = window, c = 0; c < a.length; ++c)
+            if (!(b = b[a[c]])) return !1;
+        return !0
+    }
+    function _setupNS(a) {
+        a = a.split(".");
+        for (var b = window, c = 0; c < a.length; ++c) b.hasOwnProperty ? b.hasOwnProperty(a[c]) ? b = b[a[c]] : b =
+            b[a[c]] = {} : b = b[a[c]] || (b[a[c]] = {});
+        return b
+    }
+    window.addEventListener && "undefined" == typeof document.readyState && window.addEventListener(
+        "DOMContentLoaded",
+        function () {
+            document.readyState = "complete"
+        }, !1);
+    if (_isNS('google.translate.Element')) {
+        return
+    }(function () {
+        var c = _setupNS('google.translate._const');
+        c._cest = gtConstEvalStartTime;
+        gtConstEvalStartTime = undefined;
+        c._cl = navigator.language || navigator.userLanguage;
+        c._cuc = 'googleTranslateElementInit';
+        c._cac = '';
+        c._cam = '';
+        c._ctkk = '449649.3822363247';
+        var h = 'translate.googleapis.com';
+        var s = (true ? 'https' : window.location.protocol == 'https:' ? 'https' : 'http') + '://';
+        var b = s + h;
+        c._pah = h;
+        c._pas = s;
+        // c._pbi = b + '/translate_static/img/te_bk.gif';
+        c._pbi = '';
+        c._pci = b + '/translate_static/img/te_ctrl3.gif';
+        c._pli = b + '/translate_static/img/loading.gif';
+        c._plla = h + '/translate_a/l';
+        c._pmi = b + '/translate_static/img/mini_google.png';
+        c._ps = window.translateelement_styles;
+        c._puh = 'translate.google.cn';
+        _loadCss(c._ps);
+        _loadJs(b + `/translate_static/js/element/main_${navigator.language || navigator.userLanguage}.js`);
+    })();
+})();
+
+function googleTranslateElementInit(){
+  new google.translate.TranslateElement({
+    includedLanguages: 'zh-CN,zh-TW,en,ru',
+    autoDisplay:false
+  },'google_translate_element');
+}

assets/js/utils.js

@@ -23,6 +23,15 @@ HTMLElement.prototype.wrap = function(wrapper) {
 
 NexT.utils = {
 
+  domAddClass: function(selector, cls) {
+    const doms = document.querySelectorAll(selector);
+    if (doms) {
+      doms.forEach(dom => {
+        dom.classList.add(cls);
+      });
+    }
+  },
+
   calSiteInfo: function() {
     const runtimeCount = document.getElementById('runTimes');
     if (runtimeCount) {
@@ -276,8 +285,10 @@ NexT.utils = {
         const contentHeight = document.body.scrollHeight - window.innerHeight;
         const scrollPercent = contentHeight > 0 ? Math.min(100 * window.scrollY / contentHeight, 100) : 0;
         if (backToTop) {
-          backToTop.classList.toggle('back-to-top-on', Math.round(scrollPercent) >= 5);
+          const scrollPercentRound = Math.round(scrollPercent)
-          backToTop.querySelector('span').innerText = Math.round(scrollPercent) + '%';
+          const isShow = scrollPercentRound >= 5;          
+          backToTop.classList.toggle('back-to-top-on', isShow);
+          backToTop.querySelector('span').innerText = scrollPercentRound + '%';
         }
         if (readingProgressBar) {
           readingProgressBar.style.setProperty('--progress', scrollPercent.toFixed(2) + '%');

i18n/en.yaml

@@ -45,8 +45,6 @@ RSSLable:
   other: "RSS Subscribe"
 CCLinkTitle:
   other: "Creative Commons"
-BackTopLabel:
-  other: "Top"
 
 TagsCounterTitle:
   zero: No tags
@@ -168,4 +166,10 @@ DateSuffix:
   day: " Day Ago"
   hour: " Hour Ago"
   min: " Min Ago"
-  just: "Just"
+  just: "Just"
+
+ToolBtns:
+  comment: "Go to Comment"
+  theme: "Change Theme"
+  lang: "Multilingual translation"
+  backTop: "Back to Top"

i18n/zh-cn.yaml

@@ -46,8 +46,6 @@ RSSLable:
   other: RSS 订阅
 CCLinkTitle:
   other: 共享知识
-BackTopLabel:
-  other: 返回顶部
 
 TagsCounterTitle:
   zero: 暂无标签
@@ -169,4 +167,10 @@ DateSuffix:
   day: " 天前"
   hour: " 小时前"
   min: " 分钟前"
-  just: "刚刚"
+  just: "刚刚"
+
+ToolBtns:
+  comment: "直达评论"
+  theme: "深浅模式切换"
+  lang: "多语言翻译"
+  backTop: "返回顶部"

layouts/flinks/single.html

@@ -3,6 +3,7 @@
 {{- define "main_inner_class" }}flinks posts-expand{{- end }}
 
 {{ define "main" }}
+
 <div class="flinks-block">
 <h1 class="flinks-block-title">{{ .Title }}</h1>
 <div class="flinks-lists">
@@ -30,5 +31,4 @@
 <div class="flinks-page-desc">{{ .Content }}</div>
 </div>
 
-
 {{ end }}

layouts/partials/comments.html

@@ -5,7 +5,7 @@
 {{- $fc := .active }}
 {{- $sc := "" }}
 {{- $sn := "" }}
-<div class="post-comments">
+<div id="comments" class="post-comments">
   <div class="comment-head">
     <div class="comment-headline">
       <i class="fas fa-comments fa-fw"></i>

layouts/partials/footer.html

@@ -1,4 +1,10 @@
 {{- $ft := .Site.Params.footer }}
+{{ if $ft.translate }}
+<div class="google-translate">
+  <i class="fa fa-language"></i>
+  <div id="google_translate_element"></div>
+</div>
+{{ end }}
 <div class="copyright">
   &copy;
   <span itemprop="copyrightYear">
@@ -18,36 +24,6 @@
   </span>
   <span class="author" itemprop="copyrightHolder">{{ $ft.copyright | default .Site.Params.author }}</span>
 </div>
-{{/* TODO
-<!--
-{{- if config.symbols_count_time.total_symbols or config.symbols_count_time.total_time }}
-<div class="wordcount">
-  {{- if config.symbols_count_time.total_symbols }}
-  <span class="post-meta-item">
-    <span class="post-meta-item-icon">
-      <i class="fa fa-chart-line"></i>
-    </span>
-    {{- if .Site.Params.symbols_count_time.item_text_total }}
-    <span>{{ __('symbols_count_time.count_total') + __('symbol.colon') }}</span>
-    {{- end }}
-    <span title="{{ __('symbols_count_time.count_total') }}">{{ symbolsCountTotal(site) }}</span>
-  </span>
-  {{- end }}
-  {{- if config.symbols_count_time.total_time }}
-  <span class="post-meta-item">
-    <span class="post-meta-item-icon">
-      <i class="fa fa-coffee"></i>
-    </span>
-    {{- if .Site.Params.symbols_count_time.item_text_total }}
-    <span>{{ __('symbols_count_time.time_total') }} &asymp;</span>
-    {{- end }}
-    <span title="{{ __('symbols_count_time.time_total') }}">{{ symbolsTimeTotal(site, config.symbols_count_time.awl, config.symbols_count_time.wpm, __('symbols_count_time.time_minutes')) }}</span>
-  </span>
-  {{- end }}
-</div>
-{{- end }}
--->
-*/}}
 {{- with .Site.Params.busuanzi }}
 {{- if .enable }}
 <div class="busuanzi-count">

layouts/partials/scripts/global.html

@@ -61,8 +61,19 @@
 {{- $search := resources.Get "js/third-party/search/algolia.js" }}
 {{- $nextjs = $nextjs | append $search }}
 {{ end }}
+{{ if .Site.Params.footer.translate }}
+{{- $gt := resources.Get "js/third-party/others/google-translate.js" }}
+{{- $nextjs = $nextjs | append $gt }}  
+
+{{ $gtCss := resources.Get "css/gt.scss" }}
+{{ $style := $gtCss | resources.ToCSS | minify }}
+<script type="text/javascript">
+  window.translateelement_styles = "{{- $style.RelPermalink -}}";
+</script>
+{{ end }}
 {{- $nextjs = $nextjs | resources.Concat "js/main.js"}}
 {{ if hugo.IsProduction }}
 {{- $nextjs = $nextjs | minify | fingerprint }}
 {{ end }}
+
 <script type="text/javascript" src="{{ $nextjs.RelPermalink }}" defer></script>

layouts/partials/widgets.html

@@ -1,9 +1,22 @@
-{{- if and .Site.Params.backTop.enable (not .Site.Params.backTop.sidebar) }}
+<div class="tool-buttons" >
-  <div class="back-to-top" role="button" aria-label="{{ T "BackTopLabel" }}">
+  <a id="goto-comments" class="button goto-comments" href="#comments"  title="{{ T "ToolBtns.comment" }}">
+    <i class="fas fa-comments"></i>
+  </a> 
+  <div class="button" title="{{ T "ToolBtns.theme" }}">
+    <i class="fas fa-adjust"></i>
+  </div> 
+  {{ if .Site.Params.footer.translate }}
+  <a class="button" href="#google_translate_element"  title="{{ T "ToolBtns.lang" }}">
+    <i class="fas fa-globe"></i>
+  </a> 
+  {{ end }}
+  {{- if and .Site.Params.backTop.enable (not .Site.Params.backTop.sidebar) }}
+  <div class="back-to-top" role="button" title="{{ T "ToolBtns.backTop" }}">
     <i class="fa fa-arrow-up"></i>
     <span>0%</span>
   </div>
-{{- end }}
+{{- end }} 
+</div>
 
 {{- if .Site.Params.readingProgress.enable }}
   <div class="reading-progress-bar"></div>