documentation/_extensions/odoo/static/mixins.less

// ================================================
// ================  Mixins =======================
// ================================================

// Utilities
// ------------------------------------------------------------------
.o-no-select {
    pointer-events: none;
    cursor: default;
    &, & * {
        &::selection {
            background: transparent;
        }
        &::-moz-selection {
            background: transparent;
        }
    }
}

.o-position-absolute(@top: auto, @right: auto, @bottom: auto, @left: auto) {
    position: absolute;
    top: @top;
    left: @left;
    bottom: @bottom;
    right: @right;
}

.o-transform-origin(@x: 50%, @y: 50%, @z: 0) {
    -ms-transform-origin: @x @y @z;
    -webkit-transform-origin: @x @y @z;
    -moz-transform-origin: @x @y @z;
    transform-origin: @x @y @z;
}

.o-transition(@property: all, @duration: 0s, @timing-function: ease, @transition-delay: 0s) {
    -webkit-transition: @property @duration @timing-function @transition-delay;
    -moz-transition: @property @duration @timing-function @transition-delay;
    -o-transition: @property @duration @timing-function @transition-delay;
    transition: @property @duration @timing-function @transition-delay;
}

// Backgrounds
// ------------------------------------------------------------------
.o-svg-bg(@file_name,@file_ext,@x:50%, @y:50%, @repeat: no-repeat, @folder: '') {
    @std-url: url("img/@{folder}@{file_name}.@{file_ext}");
    @svg-url: url("img/@{folder}@{file_name}.svg");
    background-image: @std-url;
    background-image: @svg-url;
    background-position: @x @y;
    background-repeat: @repeat;
}

.o-retina-bg(@img,@x:50%, @y:50%, @repeat: no-repeat, @folder: '') {
    @std-url: url("img/@{folder}@{img}");
    background-image: @std-url;
    background-position: @x @y;
    background-repeat: @repeat;

    @media
    only screen and (-webkit-min-device-pixel-ratio: 2),
    only screen and (   min--moz-device-pixel-ratio: 2),
    only screen and (     -o-min-device-pixel-ratio: 2/1),
    only screen and (        min-device-pixel-ratio: 2),
    only screen and (                min-resolution: 192dpi),
    only screen and (                min-resolution: 2dppx) {
    @2x-url: url("img/@{folder}@{website-2x-prefix}@{img}");
        background-image: @2x-url;
    }
}

.o-gradient(@deg: 99deg , @startColor: @o-violet-dark, @endColor: @o-violet-darker, @startOffset: 10%, @endOffset: 90%) {
    background: mix(@startColor, @endColor);
    background: -webkit-linear-gradient(@deg, @startColor @startOffset, @endColor @endOffset);
    background: -moz-linear-gradient(@deg, @startColor @startOffset, @endColor @endOffset);
    background: -ms-linear-gradient(@deg, @startColor @startOffset, @endColor @endOffset);
    background: -o-linear-gradient(@deg, @startColor @startOffset, @endColor @endOffset);
    background: linear-gradient(@deg, @startColor @startOffset, @endColor @endOffset);
}

// Logos
// ------------------------------------------------------------------
.o-logo-size(@height) {
    @ratio: 3.135;
    .size((@height * @ratio), @height);
    background-size: auto @height;
}
.generate-logo-classes(@n, @i: 15) when (@i =< @n) {
    .o_logo_@{i} {
        .o-logo-size(@i*1px)
    }
    .generate-logo-classes(@n, (@i * 2));
}

.o_logo {
    .o-svg-bg("odoo_logo","png", 0, 0, no-repeat, "logos/" );
    display: inline-block;
    .o-logo-size(30px); // 30px height is default size

    &.center-block,
    &.o_logo_responsive_half {
        position: relative;
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

    &.o_logo_responsive {
        background-size: cover;
        width: 100%;
        height: 0;
        padding-bottom: 31.9%;
    }

    &.o_logo_responsive_half {
        background-size: cover;
        width: 50%;
        height: 0;
        padding-bottom: 15.94%;
    }
}

// Generate Logo's sizes classes
// heights:  15 - 30 - 60 - 120 - 240
// ------------------------------------------------------------------
.generate-logo-classes(240);

&.o_logo_inverse {
    background-position: 100% 0;
    &.o_logo_15.center-block {
        background-position: 102% 0;
    }
}

// Elevation Shadows
// Visual cue indicating the amount of separation between surfaces.
// An object’s elevation determines the appearance of its shadow.
// ------------------------------------------------------------------
.deep-1-shadow() {
    box-shadow: 0  1px  1px 0 rgba(0, 0, 0, 0.17);
}
.deep-2-shadow() {
    box-shadow: 0  6px 10px 0 rgba(0, 0, 0, 0.1), 0 2px 2px 0 rgba(0, 0, 0, 0.05);
}
.deep-3-shadow() {
    box-shadow: 0 13px 25px 0 rgba(0, 0, 0, 0.1), 0 11px 7px 0 rgba(0, 0, 0, 0.09);
}
.deep-4-shadow() {
    box-shadow: 0 20px 40px 0 rgba(0, 0, 0, 0.1), 0 14px 12px 0 rgba(0, 0, 0, 0.07);
}
.deep-5-shadow() {
    box-shadow: 0 27px 55px 0 rgba(0, 0, 0, 0.1), 0 17px 17px 0 rgba(0, 0, 0, 0.05);
}
.deep-transition() {
    .o-transition(box-shadow, 0.3s, @o-ease);
}

.deep-1() {
    .deep-1-shadow();

    &.deep_hover:hover {
        .deep-transition();
        .deep-2-shadow();
    }
}
.deep-2() {
    .deep-2-shadow();

    &.deep_hover:hover {
        .deep-transition();
        .deep-3-shadow();
    }
}
.deep-3() {
    .deep-3-shadow();

    &.deep_hover:hover {
        .deep-transition();
        .deep-4-shadow();
    }
}
.deep-4() {
    .deep-4-shadow();

    &.deep_hover:hover {
        .deep-transition();
        .deep-5-shadow();
    }
}
.deep-5() {
    .deep-5-shadow();
}


.transform(@args) {
  -webkit-transform : @args;
  -moz-transform    : @args;
  -ms-transform     : @args;
  -o-transform      : @args;
  transform         : @args;
}

//-- Material Design Icons
.mdi-icon(@content) {
    font-family: 'Material-Design-Icons';
    content: @content;
    display: inline-block;
    text-rendering: geometricPrecision;
    font-size: 1em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.keyframes(@name; @arguments) {
  @-moz-keyframes @name { @arguments(); }
  @-webkit-keyframes @name { @arguments(); }
  @keyframes @name { @arguments(); }
}



// Shadows
// --------------------------------------------------

.shadow-none {
  .box-shadow(none);
}

.deep-1 {
    box-shadow: 0  1px  1px 0 rgba(0, 0, 0, 0.17);
}
.deep-2 {
    box-shadow: 0  6px 10px 0 rgba(0, 0, 0, 0.1), 0 2px 2px 0 rgba(0, 0, 0, 0.05);
}
.deep-3 {
    box-shadow: 0 13px 25px 0 rgba(0, 0, 0, 0.1), 0 11px 7px 0 rgba(0, 0, 0, 0.09);
}
.deep-4 {
    box-shadow: 0 20px 40px 0 rgba(0, 0, 0, 0.1), 0 14px 12px 0 rgba(0, 0, 0, 0.07);
}
.deep-5 {
    box-shadow: 0 27px 55px 0 rgba(0, 0, 0, 0.1), 0 17px 17px 0 rgba(0, 0, 0, 0.05);
}

// overwrite bootstrap inline forcing
.img-responsive {
  display: inline-block;
}
.img-responsive.center-block {
  display: block;
}