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// generic drawing of more complex things
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//
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// Ripple keyframes
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//
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@keyframes ripple {
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to {
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background-size: 1000% 1000%;
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}
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}
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@keyframes ripple-on-slider {
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to {
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background-size: auto, 1000% 1000%;
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}
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}
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@keyframes ripple-on-headerbar {
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from {
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background-image: radial-gradient(circle, $primary 0%, transparent 0%);
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}
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to {
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background-image: radial-gradient(circle, $primary 100%, transparent 0%);
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}
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}
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@mixin entry($t, $fc: $primary) {
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//
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// entry
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//
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// $t: entry type
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// $fc: focus color
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//
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@if $t == normal {
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transition: $transition, border-image $ripple-fade-in-duration $ease-out;
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border-image:
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radial-gradient(
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circle closest-corner at center calc(100% - 1px),
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$fc 0%,
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transparent 0%
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) 2 / 0 0 0;
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box-shadow: inset 0 -1px if($fc == $primary, stroke($on-surface), $fc);
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background-color: entry-fill($on-surface);
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color: $on-surface;
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caret-color: $fc;
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}
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@if $t == hover {
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box-shadow: inset 0 -1px if($fc == $primary, stroke($on-surface), $fc);
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background-color: hover-overlay($on-surface, $on: entry-fill($on-surface), $alt: true);
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}
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@if $t == focus {
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box-shadow: inset 0 -1px if($fc == $primary, stroke($on-surface), $fc);
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background-color: focus-overlay($on-surface, $on: entry-fill($on-surface));
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}
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@if $t == checked {
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border-image:
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radial-gradient(
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circle closest-corner at center calc(100% - 1px),
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$fc 100%,
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transparent 0%
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) 2 / 0 0 2px;
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box-shadow: inset 0 -1px if($fc == $primary, stroke($on-surface), $fc);
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background-color: focus-overlay($on-surface, $on: entry-fill($on-surface));
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}
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@if $t == disabled {
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box-shadow: inset 0 -1px disabled-stroke($on-surface);
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background-color: entry-fill($on-surface);
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color: disabled($on-surface);
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}
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@if $t == raised-normal {
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transition: $transition;
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border-image: none;
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box-shadow: $shadow-z1;
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background-color: if($fc == $primary, $surface-z8, $fc);
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color: if($fc == $primary, $on-surface, on($fc));
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caret-color: if($fc == $primary, $fc, on($fc));
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}
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@if $t == raised-hover {
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box-shadow: $shadow-z3;
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}
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@if $t == raised-focus {
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border-image: none;
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box-shadow: $shadow-z3;
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}
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@if $t == raised-disabled {
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box-shadow: $shadow-z1;
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background-color: $surface-z1;
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color: disabled($on-surface);
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}
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}
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$ripple-transition-property: all, border-image, background-size, background-image;
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$ripple-transition-duration: $duration, $ripple-fade-in-duration, $ripple-fade-out-duration, $ripple-fade-out-opacity-duration;
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$ripple-active-transition-duration: $duration, $ripple-fade-in-duration, 0ms, 0ms;
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%ripple {
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transition-property: $ripple-transition-property;
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transition-duration: $ripple-transition-duration;
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transition-timing-function: $ease-out;
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outline: none;
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background-image: radial-gradient(circle, transparent 10%, transparent 0%);
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background-repeat: no-repeat;
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background-position: center;
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background-size: 1000% 1000%;
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&:active {
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transition-duration: $ripple-active-transition-duration;
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animation: ripple $ripple-fade-in-duration $ease-out forwards;
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background-size: 0% 0%;
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}
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}
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@mixin ink-color($color, $on: transparent, $button-style: "none", $hover-alt: false, $opacity-modifier: 0) {
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@if $button-style == "raised" {
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$hover-alt: true;
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}
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@if $button-style == "flat" {
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box-shadow: none;
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} @else if $button-style == "outlined" {
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box-shadow: inset 0 0 0 1px stroke($on-surface);
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} @else if $button-style == "raised" {
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box-shadow: $shadow-z2;
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}
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@if $button-style != "none" or $on != transparent {
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background-color: $on;
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}
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&:drop(active),
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&:hover {
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@if $button-style == "flat" {
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box-shadow: none;
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} @else if $button-style == "outlined" {
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box-shadow: inset 0 0 0 1px stroke($on-surface);
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} @else if $button-style == "raised" {
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box-shadow: $shadow-z4;
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}
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background-color: hover-overlay($color, $opacity-modifier: $opacity-modifier, $on: $on, $alt: $hover-alt);
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}
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&:focus {
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@if $button-style == "flat" {
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box-shadow: none;
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} @else if $button-style == "outlined" {
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box-shadow: inset 0 0 0 1px stroke($on-surface);
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} @else if $button-style == "raised" {
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box-shadow: $shadow-z4;
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}
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background-color: focus-overlay($color, $opacity-modifier: $opacity-modifier, $on: $on);
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}
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&:active {
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@if $button-style == "flat" {
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box-shadow: none;
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} @else if $button-style == "outlined" {
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box-shadow: inset 0 0 0 1px stroke($on-surface);
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} @else if $button-style == "raised" {
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box-shadow: $shadow-z8;
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}
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background-image: radial-gradient(circle, pressed-overlay($color, $opacity-modifier: $opacity-modifier) 10%, transparent 0%);
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}
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}
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@mixin list-item {
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&:drop(active):not(:active),
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&:hover:not(:active) {
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transition-property: $ripple-transition-property, background-color;
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transition-duration: $ripple-transition-duration, 0ms;
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}
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}
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@mixin overshoot($side) {
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$valid-sides: top, bottom, left, right;
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@if not index($valid-sides, $side) {
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@error "#{$side} is not a valid side. Expected one of #{$valid-sides}.";
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}
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$_position: center $side;
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@if $side == left or $side == right {
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$_position: $side center;
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}
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background-image:
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-gtk-gradient(
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radial,
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$_position, 0,
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$_position, .75,
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to(rgba($primary, .24)),
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to(transparent)
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);
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background-repeat: no-repeat;
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background-position: $_position;
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background-color: transparent; // reset some properties to be sure to not inherit them somehow
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border: none; //
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box-shadow: none; //
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}
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@mixin undershoot($side) {
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$valid-sides: top, bottom, left, right;
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@if not index($valid-sides, $side) {
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@error "#{$side} is not a valid side. Expected one of #{$valid-sides}.";
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}
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$_undershoot_color_dark: stroke($on-surface);
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$_undershoot_color_light: transparent;
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$_gradient_dir: left;
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$_dash_bg_size: 12px 1px;
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$_gradient_repeat: repeat-x;
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$_bg_pos: left $side;
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@if $side == left or $side == right {
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$_gradient_dir: top;
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$_dash_bg_size: 1px 12px;
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$_gradient_repeat: repeat-y;
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$_bg_pos: $side top;
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}
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background-color: transparent; // shouldn't be needed, but better to be sure
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background-image: linear-gradient(to $_gradient_dir, // this is the dashed line
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$_undershoot_color_light 50%,
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$_undershoot_color_dark 50%);
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padding-#{$side}: 1px;
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background-size: $_dash_bg_size;
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background-repeat: $_gradient_repeat;
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background-origin: content-box;
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background-position: $_bg_pos;
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}
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