@import "../../../themes/ionic.globals";

// Spinners
// --------------------------------------------------

.ion-spinner {
  position: relative;
  display: inline-block;
  width: 28px;
  height: 28px;
}

.ion-spinner svg {
  position: absolute;
  width: 100%;
  height: 100%;
  transform: translateZ(0);
  
  @include position(0, null, null, 0);
}

.ion-spinner.spinner-paused svg {
  animation-play-state: paused;
}

// Spinner: ios / ios-small
// --------------------------------------------------

.spinner-ios line,
.spinner-ios-small line {
  stroke-width: 4px;
  stroke-linecap: round;
}

.spinner-ios svg,
.spinner-ios-small svg {
  animation: spinner-fade-out 1s linear infinite;
}

// Spinner: bubbles
// --------------------------------------------------

.spinner-bubbles svg {
  animation: spinner-scale-out 1s linear infinite;
}

// Spinner: circles
// --------------------------------------------------

.spinner-circles svg {
  animation: spinner-fade-out 1s linear infinite;
}

// Spinner: crescent
// --------------------------------------------------

.spinner-crescent circle {
  fill: transparent;
  stroke-width: 4px;
  stroke-dasharray: 128px;
  stroke-dashoffset: 82px;
}

.spinner-crescent svg {
  animation: spinner-rotate 1s linear infinite;
}

// Spinner: dots
// --------------------------------------------------

.spinner-dots circle {
  stroke-width: 0;
}

.spinner-dots svg {
  animation: spinner-dots 1s linear infinite;
  
  @include transform-origin(center);
}

// Animation Keyframes
// --------------------------------------------------

@keyframes spinner-fade-out {
  0% {
    opacity: 1;
  }

  100% {
    opacity: 0;
  }
}

@keyframes spinner-scale-out {
  0% {
    transform: scale(1, 1);
  }

  100% {
    transform: scale(0, 0);
  }
}

@keyframes spinner-rotate {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes spinner-dots {
  0% {
    opacity: 0.9;
    transform: scale(1, 1);
  }

  50% {
    opacity: 0.3;
    transform: scale(0.4, 0.4);
  }

  100% {
    opacity: 0.9;
    transform: scale(1, 1);
  }
}