/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*** Status and progress indicator ***/
#downloads-button {
  --download-progress-pcent: 0%;
}

#downloads-indicator-anchor {
  min-width: 16px;
  min-height: 16px;
  -moz-context-properties: fill, fill-opacity;
  list-style-image: url("chrome://browser/skin/downloads/downloads.svg");
}

#downloads-button[progress] > .toolbarbutton-badge-stack > #downloads-indicator-anchor > #downloads-indicator-icon,
#downloads-button[animate][notification] > .toolbarbutton-badge-stack > #downloads-indicator-anchor > #downloads-indicator-icon {
  visibility: hidden;
}

#wrapper-downloads-button > #downloads-button > .toolbarbutton-badge-stack > #downloads-indicator-anchor > #downloads-indicator-icon {
  visibility: visible;
}

#downloads-button[attention="success"] > .toolbarbutton-badge-stack > #downloads-indicator-anchor > #downloads-indicator-icon {
  fill: var(--toolbarbutton-icon-fill-attention);
  fill-opacity: 1;
}

#downloads-button > .toolbarbutton-badge-stack > .toolbarbutton-animatable-box {
  pointer-events: none;
  -moz-context-properties: fill, fill-opacity, stroke;
  grid-area: initial;
  top: calc(50% - 10px); /* Vertically center the 20px tall animatable image */
  left: calc(50% - 10px); /* Horizontally center the 20px wide animatable image */
  width: 20px; /* Width of each frame within the SVG sprite */
  height: 20px; /* Height of each frame within the SVG sprite */
  /* Animation is not directional and shouldn't be reversed in RTL */
  direction: ltr;
  /* Revert to the xul.css user agent stylesheet's z-index value (auto) for
  stack children, to ensure the badge (the last child of the stack) appears in
  front of the animatable boxes */
  z-index: revert;
}

/* Hide progress and state animations in customize mode */
toolbarpaletteitem > #downloads-button > .toolbarbutton-badge-stack > .toolbarbutton-animatable-box,
toolbarpaletteitem > #downloads-button > .toolbarbutton-badge-stack > #downloads-indicator-progress-outer {
  display: none;
}

#downloads-indicator-start-box > .toolbarbutton-animatable-image,
#downloads-indicator-finish-box > .toolbarbutton-animatable-image {
  visibility: hidden;
}

/* Button progress indication */
#downloads-button > .toolbarbutton-badge-stack > #downloads-indicator-progress-outer {
  visibility: hidden;
  top: calc(50% - 9px); /* Vertically center the 18px tall animatable image */
  left: calc(50% - 9px); /* Horizontally center the 18px wide animatable image */
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
}

#downloads-button[progress]:not([notification]) > .toolbarbutton-badge-stack > #downloads-indicator-progress-outer {
  visibility: visible;
}

#downloads-indicator-progress-inner {
  width: 14px;
  height: 14px;
  /*
    From javascript side we update the --download-progress-pcent variable to show the current progress
   */
  background: conic-gradient(var(--toolbarbutton-icon-fill-attention) var(--download-progress-pcent), transparent var(--download-progress-pcent));
  border-radius: 50%;
}

/*** Status badges ***/

#downloads-button[attention="info"] > .toolbarbutton-badge-stack > .toolbarbutton-badge,
#downloads-button[attention="warning"] > .toolbarbutton-badge-stack > .toolbarbutton-badge,
#downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  display: block;
  box-shadow: none;
  /* "!important" is necessary to override the rule in toolbarbutton.css */
  margin: -7px 0 0 !important;
  margin-inline-end: -4px !important;
  min-width: 12px;
  min-height: 12px;
  -moz-context-properties: fill;
  background-size: 12px;
}

#downloads-button[attention="info"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  background: url(chrome://browser/skin/notification-fill-12.svg)  no-repeat center;
  fill: var(--panel-banner-item-info-icon-bgcolor);
}

#downloads-button[attention="warning"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  background: url(chrome://global/skin/icons/warning-fill-12.svg) no-repeat center;
  fill: var(--warning-icon-bgcolor);
}

#downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  background: url(chrome://browser/skin/notification-fill-12.svg) no-repeat center;
  fill: rgb(226,40,80);
}

toolbar[brighttext] #downloads-button[attention="severe"] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  fill: rgb(255,132,138);
}

#downloads-button[animate] > .toolbarbutton-badge-stack > .toolbarbutton-badge {
  /* Don't display the badge until after the animation has cleared. */
  display: none;
}

/*** Download notifications (transitions between downloading states) ***/

#downloads-indicator-start-image {
  --anim-steps: 16;

  list-style-image: url("chrome://browser/skin/downloads/notification-start-animation.svg");
  width: calc(20px * (var(--anim-steps) + 1));
  height: 20px;

  fill: currentColor;
  fill-opacity: 1;
  stroke: currentColor;

  /* initial state for animation */
  transform: translateX(0);
}
#downloads-button[attention="success"] > .toolbarbutton-badge-stack > #downloads-indicator-start-box > #downloads-indicator-start-image {
  /* Match the download icon color in the initial animation frames
     to the current color of the indicator */
  stroke: var(--toolbarbutton-icon-fill-attention);
}
#downloads-button[washidden] > .toolbarbutton-badge-stack > #downloads-indicator-start-box > #downloads-indicator-start-image {
  /* Hide the download icon in the first few animation frames, when the button was just un-hidden */
  stroke: transparent;
}

#downloads-button[animate][notification="start"] > .toolbarbutton-badge-stack > #downloads-indicator-start-box > #downloads-indicator-start-image {
  visibility: visible;
  /* Upon changing the animation-duration below, please keep the
     setTimeout() identical in indicator.js#_showNotification.
  */
  animation-name: downloadsButtonNotification;
  animation-duration: calc(var(--anim-steps) * 16.667ms);
  animation-timing-function: steps(var(--anim-steps));

  /* end state for animation: */
  transform: translateX(calc(var(--anim-steps) * -20px));
}

#downloads-indicator-finish-image {
  --anim-frames: 26;
  --anim-steps: calc(var(--anim-frames) + 100); /* Add 100 frames for doing the pause in the middle */

  fill: var(--toolbarbutton-icon-fill-attention);
  fill-opacity: 1;
  stroke: var(--toolbarbutton-icon-fill-attention);

  list-style-image: url("chrome://browser/skin/downloads/notification-finish-animation.svg");
  width: calc(20px * (var(--anim-frames) + 1));
  height: 20px;

  /* initial state for animation */
  transform: translateX(0);
}
#downloads-button[open] > .toolbarbutton-badge-stack > #downloads-indicator-finish-box > #downloads-indicator-finish-image {
 stroke: currentColor;
}

#downloads-button[animate][notification="finish"] > .toolbarbutton-badge-stack > #downloads-indicator-finish-box > #downloads-indicator-finish-image {
  visibility: visible;
  animation-name: downloadsButtonFinishedNotification;
  animation-duration: calc(var(--anim-steps) * 16.667ms);

  /* end state for animation: */
  transform: translateX(calc(var(--anim-frames) * -20px));
}

@keyframes downloadsButtonNotification {
  from {
    transform: translateX(0);
  }
}

@keyframes downloadsButtonFinishedNotification {
  from {
    animation-timing-function: steps(18);
    transform: translateX(0);
  }
  14.28% { /* 18th frame (18/126) */
    transform: translateX(calc(18 * -20px));
  }
  93.65% { /* Wait 100 frames of time, but resume from 18th frame (118/126) */
    animation-timing-function: steps(8);
    transform: translateX(calc(18 * -20px));
  }
}