1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/style/mdl/spinner/_spinner.scss	Sun Jul 15 14:07:29 2018 +0200
     1.3 @@ -0,0 +1,248 @@
     1.4 +/**
     1.5 + * Copyright 2015 Google Inc. All Rights Reserved.
     1.6 + *
     1.7 + * Licensed under the Apache License, Version 2.0 (the "License");
     1.8 + * you may not use this file except in compliance with the License.
     1.9 + * You may obtain a copy of the License at
    1.10 + *
    1.11 + *      http://www.apache.org/licenses/LICENSE-2.0
    1.12 + *
    1.13 + * Unless required by applicable law or agreed to in writing, software
    1.14 + * distributed under the License is distributed on an "AS IS" BASIS,
    1.15 + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    1.16 + * See the License for the specific language governing permissions and
    1.17 + * limitations under the License.
    1.18 + */
    1.19 +
    1.20 +@import "../variables";
    1.21 +
    1.22 +
    1.23 +.mdl-spinner {
    1.24 +  display: inline-block;
    1.25 +  position: relative;
    1.26 +  width: $spinner-size;
    1.27 +  height: $spinner-size;
    1.28 +
    1.29 +  &:not(.is-upgraded).is-active:after {
    1.30 +    content: "Loading...";
    1.31 +  }
    1.32 +
    1.33 +  &.is-upgraded.is-active {
    1.34 +    animation: mdl-spinner__container-rotate $spinner-duration linear infinite;
    1.35 +  }
    1.36 +}
    1.37 +
    1.38 +@keyframes mdl-spinner__container-rotate {
    1.39 +  to { transform: rotate(360deg) }
    1.40 +}
    1.41 +
    1.42 +.mdl-spinner__layer {
    1.43 +  position: absolute;
    1.44 +  width: 100%;
    1.45 +  height: 100%;
    1.46 +  opacity: 0;
    1.47 +}
    1.48 +
    1.49 +.mdl-spinner__layer-1 {
    1.50 +  border-color: $spinner-color-1;
    1.51 +
    1.52 +  .mdl-spinner--single-color & {
    1.53 +    border-color: $spinner-single-color;
    1.54 +  }
    1.55 +
    1.56 +  .mdl-spinner.is-active & {
    1.57 +    animation:
    1.58 +        mdl-spinner__fill-unfill-rotate (4 * $spinner-arc-time)
    1.59 +            $animation-curve-fast-out-slow-in infinite both,
    1.60 +        mdl-spinner__layer-1-fade-in-out (4 * $spinner-arc-time)
    1.61 +            $animation-curve-fast-out-slow-in infinite both;
    1.62 +  }
    1.63 +}
    1.64 +
    1.65 +.mdl-spinner__layer-2 {
    1.66 +  border-color: $spinner-color-2;
    1.67 +
    1.68 +  .mdl-spinner--single-color & {
    1.69 +    border-color: $spinner-single-color;
    1.70 +  }
    1.71 +
    1.72 +  .mdl-spinner.is-active & {
    1.73 +    animation:
    1.74 +        mdl-spinner__fill-unfill-rotate (4 * $spinner-arc-time)
    1.75 +            $animation-curve-fast-out-slow-in infinite both,
    1.76 +        mdl-spinner__layer-2-fade-in-out (4 * $spinner-arc-time)
    1.77 +            $animation-curve-fast-out-slow-in infinite both;
    1.78 +  }
    1.79 +}
    1.80 +
    1.81 +.mdl-spinner__layer-3 {
    1.82 +  border-color: $spinner-color-3;
    1.83 +
    1.84 +  .mdl-spinner--single-color & {
    1.85 +    border-color: $spinner-single-color;
    1.86 +  }
    1.87 +
    1.88 +  .mdl-spinner.is-active & {
    1.89 +    animation:
    1.90 +        mdl-spinner__fill-unfill-rotate (4 * $spinner-arc-time)
    1.91 +            $animation-curve-fast-out-slow-in infinite both,
    1.92 +        mdl-spinner__layer-3-fade-in-out (4 * $spinner-arc-time)
    1.93 +            $animation-curve-fast-out-slow-in infinite both;
    1.94 +  }
    1.95 +}
    1.96 +
    1.97 +.mdl-spinner__layer-4 {
    1.98 +  border-color: $spinner-color-4;
    1.99 +
   1.100 +  .mdl-spinner--single-color & {
   1.101 +    border-color: $spinner-single-color;
   1.102 +  }
   1.103 +
   1.104 +  .mdl-spinner.is-active & {
   1.105 +    animation:
   1.106 +        mdl-spinner__fill-unfill-rotate (4 * $spinner-arc-time)
   1.107 +            $animation-curve-fast-out-slow-in infinite both,
   1.108 +        mdl-spinner__layer-4-fade-in-out (4 * $spinner-arc-time)
   1.109 +            $animation-curve-fast-out-slow-in infinite both;
   1.110 +  }
   1.111 +}
   1.112 +
   1.113 +@keyframes mdl-spinner__fill-unfill-rotate {
   1.114 +  12.5% { transform: rotate(0.5 * $spinner-arc-size);  }
   1.115 +  25%   { transform: rotate($spinner-arc-size);  }
   1.116 +  37.5% { transform: rotate(1.5 * $spinner-arc-size);  }
   1.117 +  50%   { transform: rotate(2 * $spinner-arc-size);  }
   1.118 +  62.5% { transform: rotate(2.5 * $spinner-arc-size);  }
   1.119 +  75%   { transform: rotate(3 * $spinner-arc-size);  }
   1.120 +  87.5% { transform: rotate(3.5 * $spinner-arc-size); }
   1.121 +  to    { transform: rotate(4 * $spinner-arc-size); }
   1.122 +}
   1.123 +
   1.124 +/**
   1.125 +* HACK: Even though the intention is to have the current .mdl-spinner__layer-N
   1.126 +* at `opacity: 1`, we set it to `opacity: 0.99` instead since this forces Chrome
   1.127 +* to do proper subpixel rendering for the elements being animated. This is
   1.128 +* especially visible in Chrome 39 on Ubuntu 14.04. See:
   1.129 +*
   1.130 +* - https://github.com/Polymer/paper-spinner/issues/9
   1.131 +* - https://code.google.com/p/chromium/issues/detail?id=436255
   1.132 +*/
   1.133 +@keyframes mdl-spinner__layer-1-fade-in-out {
   1.134 +  from { opacity: 0.99; }
   1.135 +  25% { opacity: 0.99; }
   1.136 +  26% { opacity: 0; }
   1.137 +  89% { opacity: 0; }
   1.138 +  90% { opacity: 0.99; }
   1.139 +  100% { opacity: 0.99; }
   1.140 +}
   1.141 +
   1.142 +@keyframes mdl-spinner__layer-2-fade-in-out {
   1.143 +  from { opacity: 0; }
   1.144 +  15% { opacity: 0; }
   1.145 +  25% { opacity: 0.99; }
   1.146 +  50% { opacity: 0.99; }
   1.147 +  51% { opacity: 0; }
   1.148 +}
   1.149 +
   1.150 +@keyframes mdl-spinner__layer-3-fade-in-out {
   1.151 +  from { opacity: 0; }
   1.152 +  40% { opacity: 0; }
   1.153 +  50% { opacity: 0.99; }
   1.154 +  75% { opacity: 0.99; }
   1.155 +  76% { opacity: 0; }
   1.156 +}
   1.157 +
   1.158 +@keyframes mdl-spinner__layer-4-fade-in-out {
   1.159 +  from { opacity: 0; }
   1.160 +  65% { opacity: 0; }
   1.161 +  75% { opacity: 0.99; }
   1.162 +  90% { opacity: 0.99; }
   1.163 +  100% { opacity: 0; }
   1.164 +}
   1.165 +
   1.166 +/**
   1.167 +* Patch the gap that appear between the two adjacent
   1.168 +* div.mdl-spinner__circle-clipper while the spinner is rotating
   1.169 +* (appears on Chrome 38, Safari 7.1, and IE 11).
   1.170 +*
   1.171 +* Update: the gap no longer appears on Chrome when .mdl-spinner__layer-N's
   1.172 +* opacity is 0.99, but still does on Safari and IE.
   1.173 +*/
   1.174 +.mdl-spinner__gap-patch {
   1.175 +  position: absolute;
   1.176 +  box-sizing: border-box;
   1.177 +  top: 0;
   1.178 +  left: 45%;
   1.179 +  width: 10%;
   1.180 +  height: 100%;
   1.181 +  overflow: hidden;
   1.182 +  border-color: inherit;
   1.183 +
   1.184 +  & .mdl-spinner__circle {
   1.185 +    width: 1000%;
   1.186 +    left: -450%;
   1.187 +  }
   1.188 +}
   1.189 +
   1.190 +.mdl-spinner__circle-clipper {
   1.191 +  display: inline-block;
   1.192 +  position: relative;
   1.193 +  width: 50%;
   1.194 +  height: 100%;
   1.195 +  overflow: hidden;
   1.196 +  border-color: inherit;
   1.197 +
   1.198 +  & .mdl-spinner__circle {
   1.199 +    width: 200%;
   1.200 +  }
   1.201 +}
   1.202 +
   1.203 +.mdl-spinner__circle {
   1.204 +  box-sizing: border-box;
   1.205 +  height: 100%;
   1.206 +  border-width: $spinner-stroke-width;
   1.207 +  border-style: solid;
   1.208 +  border-color: inherit;
   1.209 +  border-bottom-color: transparent !important;
   1.210 +  border-radius: 50%;
   1.211 +  animation: none;
   1.212 +
   1.213 +  position: absolute;
   1.214 +  top: 0;
   1.215 +  right: 0;
   1.216 +  bottom: 0;
   1.217 +  left: 0;
   1.218 +
   1.219 +  .mdl-spinner__left & {
   1.220 +    border-right-color: transparent !important;
   1.221 +    transform: rotate(129deg);
   1.222 +
   1.223 +    .mdl-spinner.is-active & {
   1.224 +      animation: mdl-spinner__left-spin $spinner-arc-time
   1.225 +          $animation-curve-fast-out-slow-in infinite both;
   1.226 +    }
   1.227 +  }
   1.228 +
   1.229 +  .mdl-spinner__right & {
   1.230 +    left: -100%;
   1.231 +    border-left-color: transparent !important;
   1.232 +    transform: rotate(-129deg);
   1.233 +
   1.234 +    .mdl-spinner.is-active & {
   1.235 +      animation: mdl-spinner__right-spin $spinner-arc-time
   1.236 +          $animation-curve-fast-out-slow-in infinite both;
   1.237 +    }
   1.238 +  }
   1.239 +}
   1.240 +
   1.241 +@keyframes mdl-spinner__left-spin {
   1.242 +  from { transform: rotate(130deg); }
   1.243 +  50% { transform: rotate(-5deg); }
   1.244 +  to { transform: rotate(130deg); }
   1.245 +}
   1.246 +
   1.247 +@keyframes mdl-spinner__right-spin {
   1.248 +  from { transform: rotate(-130deg); }
   1.249 +  50% { transform: rotate(5deg); }
   1.250 +  to { transform: rotate(-130deg); }
   1.251 +}