@import './variables';
@import './elevation';
@import './list-common';

/** The mixins below are shared between md-menu and md-select */

// menu width must be a multiple of 56px
$mat-menu-overlay-min-width: 112px !default;   // 56 * 2
$mat-menu-overlay-max-width: 280px !default;   // 56 * 5

$mat-menu-item-height: 48px !default;
$mat-menu-side-padding: 16px !default;
$mat-menu-icon-margin: 16px !default;


@mixin mat-menu-base() {
  @include mat-elevation(8);
  min-width: $mat-menu-overlay-min-width;
  max-width: $mat-menu-overlay-max-width;

  overflow: auto;
  -webkit-overflow-scrolling: touch;   // for momentum scroll on mobile
}

@mixin mat-menu-item-base() {
  @include mat-truncate-line();

  // Needs to be a block for the ellipsis to work.
  display: block;
  line-height: $mat-menu-item-height;
  height: $mat-menu-item-height;
  padding: 0 $mat-menu-side-padding;

  text-align: left;
  text-decoration: none;   // necessary to reset anchor tags

  &[disabled] {
    cursor: default;
  }

  [dir='rtl'] & {
    text-align: right;
  }

  .mat-icon {
    margin-right: $mat-menu-icon-margin;

    [dir='rtl'] & {
      margin-left: $mat-menu-icon-margin;
      margin-right: 0;
    }
  }
}

/**
 * This mixin adds the correct panel transform styles based
 * on the direction that the menu panel opens.
 */
@mixin mat-menu-positions() {
  &.mat-menu-after.mat-menu-below {
    transform-origin: left top;
  }

  &.mat-menu-after.mat-menu-above {
    transform-origin: left bottom;
  }

  &.mat-menu-before.mat-menu-below {
    transform-origin: right top;
  }

  &.mat-menu-before.mat-menu-above {
    transform-origin: right bottom;
  }

  [dir='rtl'] & {
    &.mat-menu-after.mat-menu-below {
      transform-origin: right top;
    }

    &.mat-menu-after.mat-menu-above {
      transform-origin: right bottom;
    }

    &.mat-menu-before.mat-menu-below {
      transform-origin: left top;
    }

    &.mat-menu-before.mat-menu-above {
      transform-origin: left bottom;
    }
  }
}