/* Theme Mixins
 ------------------------------------------*/

@mixin opacity($opacity) {
  opacity: $opacity;
  // IE8 filter
  $opacity-ie: ($opacity * 100);
  filter: #{alpha(opacity=$opacity-ie)};
}

@mixin box-shadow($shadow...) {
  -webkit-box-shadow: $shadow; // iOS <4.3 & Android <4.1
          box-shadow: $shadow;
}

@mixin box-sizing($boxmodel) {
  -webkit-box-sizing: $boxmodel;
     -moz-box-sizing: $boxmodel;
          box-sizing: $boxmodel;
}

/* Theme Variables
 ------------------------------------------*/
$border-color: #a9a9a9 !default;
$background-color: #f5f5f5 !default;

/* Frame Mode Layout
 ------------------------------------------*/
.note-editor {
  border: 1px solid $border-color;
  position: relative;

  /* dropzone */
  $dropzone-color: lightskyblue;
  $dropzone-active-color: darken($dropzone-color, 30);
  .note-dropzone {
    position: absolute;
    display: none;
    z-index: 100;
    border: 2px dashed $dropzone-color;
    color: $dropzone-color;
    background-color: white;
    @include opacity(.95);
    pointer-event: none;

    .note-dropzone-message {
      display: table-cell;
      vertical-align: middle;
      text-align: center;
      font-size: 28px;
      font-weight: bold;
    }

    &.hover {
      border: 2px dashed $dropzone-active-color;
      color: $dropzone-active-color;
    }
  }

  &.dragover .note-dropzone {
    display: table;
  }

  .note-toolbar {
    margin: -5px -10px 0 -10px;
    padding: 0;
  }

  /* fullscreen mode */
  &.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1050; /* bs3 modal-backdrop: 1030, bs2: 1040 */
    .note-editable {
      background-color: white;
    }
    .note-resizebar {
      display: none;
    }
  }

  /* codeview mode */
  &.codeview {
    .note-editable {
      display: none;
    }
    .note-codable {
      display: block;
    }
  }

  /* statusbar */
  .note-statusbar {
    background-color: $background-color;
    .note-resizebar {
      height: 8px;
      width: 100%;
      border-top: 1px solid $border-color;
      cursor: ns-resize;
      .note-icon-bar {
        width: 20px;
        margin: 1px auto;
        border-top: 1px solid $border-color;
      }
    }
  }

  /* editable */
  .note-editable[contenteditable=true]:empty:not(:focus):before {
    content:attr(data-placeholder);
  }

  .note-editable {
    background-color: #fff;
    color: #000;
    padding: 10px;
    overflow: auto;
    outline: none;
  }
  .note-editable[contenteditable="false"] {
    background-color: #e5e5e5;
  }

  /* codeable */
  .note-codable {
    display: none;
    width: 100%;
    padding: 10px;
    border: none;
    box-shadow: none;
    font-family: Menlo, Monaco, monospace, sans-serif;
    font-size: 14px;
    color: #ccc;
    background-color: #222;
    resize: none;

    /* override BS2 default style */
    @include box-sizing(border-box);
    border-radius: 0;
    margin-bottom: 0;
  }
}

/* Air Mode Layout
 ------------------------------------------*/
.note-air-editor {
  outline: none;
}

/* Popover
 ------------------------------------------*/
.note-popover .popover {
  max-width: none;
  .popover-content {
    a {
      display: inline-block;
      max-width: 200px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;    /* for FF */
      vertical-align: middle; /* for FF */
    }
  }
  & .arrow {
    left: 20px;
  }
}

/* Popover and Toolbar (Button container)
 ------------------------------------------*/
.note-popover .popover .popover-content, .note-toolbar {
  margin: 0;
  padding: 0 0 5px 5px;

  &>.btn-group {
    margin-top: 5px;
    margin-left: 0;
    margin-right: 5px;
  }

  .btn-group {
    .note-table {
      min-width: 0;
      padding: 5px;
      .note-dimension-picker {
        font-size: 18px;
        .note-dimension-picker-mousecatcher {
          position: absolute !important;
          z-index: 3;
          width: 10em;
          height: 10em;
          cursor: pointer;
        }
        .note-dimension-picker-unhighlighted {
          position: relative !important;
          z-index: 1;
          width: 5em;
          height: 5em;
          background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABIAAAASAgMAAAAroGbEAAAACVBMVEUAAIj4+Pjp6ekKlAqjAAAAAXRSTlMAQObYZgAAAAFiS0dEAIgFHUgAAAAJcEhZcwAACxMAAAsTAQCanBgAAAAHdElNRQfYAR0BKhmnaJzPAAAAG0lEQVQI12NgAAOtVatWMTCohoaGUY+EmIkEAEruEzK2J7tvAAAAAElFTkSuQmCC') repeat;
        }
        .note-dimension-picker-highlighted {
          position: absolute !important;
          z-index: 2;
          width: 1em;
          height: 1em;
          background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABIAAAASAgMAAAAroGbEAAAACVBMVEUAAIjd6vvD2f9LKLW+AAAAAXRSTlMAQObYZgAAAAFiS0dEAIgFHUgAAAAJcEhZcwAACxMAAAsTAQCanBgAAAAHdElNRQfYAR0BKwNDEVT0AAAAG0lEQVQI12NgAAOtVatWMTCohoaGUY+EmIkEAEruEzK2J7tvAAAAAElFTkSuQmCC') repeat;
        }
      }
    }
  }

  .note-style {
    h1, h2, h3, h4, h5, h6, blockquote {
      margin: 0;
    }
  }

  .note-color {
    .dropdown-toggle {
      width: 20px;
      padding-left: 5px;
    }
    .dropdown-menu {
      min-width: 340px;
      .btn-group {
        margin: 0;
        &:first-child {
          margin: 0 5px;
        }

        .note-palette-title {
          font-size: 12px;
          margin: 2px 7px;
          text-align: center;
          border-bottom: 1px solid #eee;
        }

        .note-color-reset {
          font-size: 11px;
          margin: 3px;
          padding: 0 3px;
          cursor: pointer;
          border-radius: 5px;
        }

        .note-color-row {
          height: 20px;
        }

        .note-color-reset:hover {
          background: #eee;
        }
      }
    }
  }

  .note-para {
    .dropdown-menu {
      min-width: 216px;
      padding: 5px;
      &>div:first-child {
        margin-right: 5px;
      }
    }
  }

  /* dropdown-menu for toolbar and popover */
  .dropdown-menu {
    min-width: 90px;

    /* dropdown-menu right position */
    /* http://forrst.com/posts/Bootstrap_right_positioned_dropdown-2KB */
    &.right {
      right: 0;
      left: auto;
      &::before { right: 9px; left: auto !important;  }
      &::after { right: 10px; left: auto !important;  }
    }

    /* dropdown-menu for selectbox */
    li a i {
      color: deepskyblue;
      visibility: hidden;
    }
    li a.checked i {
      visibility: visible;
    }
  }

  .note-fontsize-10 {
    font-size: 10px;
  }

  /* color palette for toolbar and popover */
  .note-color-palette {
    line-height: 1;
    div {
      .note-color-btn {
        width: 20px;
        height: 20px;
        padding: 0;
        margin: 0;
        border: 1px solid #fff;
      }
      .note-color-btn:hover {
        border: 1px solid #000;
      }
    }
  }
}

/* Dialog
 ------------------------------------------*/
.note-dialog {
  & > div {
    display: none; /* BS2's hide pacth. */
  }
  .form-group { /* overwrite BS's form-horizontal minus margins */
    margin-left: 0;
    margin-right: 0;
  }
  .note-modal-form {
    margin: 0; /* overwrite BS2's form margin bottom */
  }
  .note-image-dialog {
    .note-dropzone {
      min-height: 100px;
      font-size: 30px;
      line-height: 4; /* vertical-align */
      color: lightgray;
      text-align: center;
      border: 4px dashed lightgray;
      margin-bottom: 10px;
    }
  }
  .note-help-dialog {
    $note-shortcut-hl: #dd0;
    font-size: 12px;
    color: #ccc;
    background-color: #222 !important;
    @include opacity(.9);
    .modal-content {
      background: transparent;
      border: 1px solid white;
      @include box-shadow(none);
      border-radius: 5px;
    }

    /* BS2's background pacth. */
    background: transparent;
    border: none;

    a {
      font-size: 12px;
      color: white;
    }

    .title {
      color: white;
      font-size: 14px;
      font-weight: bold;
      padding-bottom: 5px;
      margin-bottom: 10px;
      border-bottom: white 1px solid;
    }

    .modal-close {
      font-size: 14px;
      color: $note-shortcut-hl;
      cursor: pointer;
    }

    .text-center {
      margin: 10px 0 0;
    }

    .note-shortcut {
      padding-top: 8px;
      padding-bottom: 8px;

      &-row {
        margin-right: -5px;
        margin-left: -5px;
      }

      &-col {
        padding-right: 5px;
        padding-left: 5px;
      }

      &-title {
        font-size: 13px;
        font-weight: bold;
        color: $note-shortcut-hl;
      }

      &-key {
        font-family: "Courier New";
        color: $note-shortcut-hl;
        text-align: right;
      }
    }
  }
}

/* Handle
 ------------------------------------------*/
.note-handle {
  /* control selection */
  .note-control-selection {
    position: absolute;
    display: none;
    border: 1px solid black;
    &>div { position: absolute; }

    .note-control-selection-bg {
      width: 100%;
      height: 100%;
      background-color: black;
      @include opacity(.30);
    }

    .note-control-handle {
      width: 7px;
      height: 7px;
      border: 1px solid black;
    }

    .note-control-holder {
      @extend .note-control-handle;
    }

    .note-control-sizing {
      @extend .note-control-handle;
      background-color: white;
    }

    .note-control-nw {
      top: -5px;
      left: -5px;
      border-right: none;
      border-bottom: none;
    }

    .note-control-ne {
      top: -5px;
      right: -5px;
      border-bottom: none;
      border-left: none;
    }

    .note-control-sw {
      bottom: -5px;
      left: -5px;
      border-top: none;
      border-right: none;
    }

    .note-control-se {
      right: -5px;
      bottom: -5px;
      cursor: se-resize;
    }

    .note-control-se.note-control-holder {
      cursor: default;
      border-top: none;
      border-left: none;
    }

    .note-control-selection-info {
      right: 0;
      bottom: 0;
      padding: 5px;
      margin: 5px;
      color: white;
      background-color: black;
      font-size: 12px;
      border-radius: 5px;
      @include opacity(.7);
    }
  }
}