ImageGrid/ui (gen4)/css/layout.less

/**********************************************************************
* 
**********************************************************************/

/******************************************************** Settings ***/

//@image-tile-size: 300px;
//@image-tile-size: 600px;
// Experimental...
@image-tile-size: 50vmin;
//@image-tile-size: 100vmax;

@image-mark-size: @image-tile-size/60;

// these are relative to image tile size...
//@image-border: @image-tile-size/200;
@image-border: @image-tile-size/80;
@ribbon-margin: @image-tile-size/30;
@ribbon-mark-offset: @image-tile-size/200;

@ribbon-mark-size: @image-tile-size/30;
@single-image-indicator-size: @image-tile-size/30;



/********************************************************** Mixins ***/

.user-select (@mode: auto) {
	-moz-user-select: @mode;
	-webkit-user-select: @mode;
	-o-user-select: @mode;
	-ms-user-select: @mode;
	user-select: @mode;
}


.origin (@x:top, @y:left) {
	-webkit-transform-origin: @arguments;
	-ms-transform-origin: @arguments;
	transform-origin: @arguments;
}


.transform (@deg:0deg, @scaleX:1, @scaleY:1) {
	-webkit-transform: rotate(@deg) scaleY(@scaleY) scaleX(@scaleX);
	-moz-transform: rotate(@deg) scaleY(@scaleY) scaleX(@scaleX);
	-o-transform: rotate(@deg) scaleY(@scaleY) scaleX(@scaleX);
	-ms-transform: rotate(@deg) scaleY(@scaleY) scaleX(@scaleX);
	transform: rotate(@deg) scaleY(@scaleY) scaleX(@scaleX);

	/* This prevents elements from aligning to sub-pixels...*/
	/*
	-webkit-transform-style: preserve-3d;
	-moz-transform-style: preserve-3d;
	transform-style: preserve-3d;
	*/
	
}
.scale (@scale) {
	.transform(0deg, @scale, @scale)
}
.rotate (@deg) {
	.transform(@deg)
}
.flipped-vertically () {
	.transform(0deg, 1, -1)
}
.flipped-horizontally () {
	.transform(0deg, -1, 1)
}

.transition (@attr:all, @t:0.2s, @easing:ease) {
	-webkit-transition: @attr @t @easing;
	-moz-transition: @attr @t @easing;
	-o-transition: @attr @t @easing;
	-ms-transition: @attr @t @easing;	
	transition: @attr @t @easing;
}


/********************************************************* utility ***/
.expanding-text .hidden {
	display: none;
}
.expanding-text:hover .shown {
	display: none;
}
.expanding-text .shown,
.expanding-text:hover .hidden {
	display: inline;
}


/* XXX cleanup and style... 
 	- make the arrow exact (like in .tooltip-right)
	- need to align correctly for really narrow elements...
*/
[tooltip] {
	position: relative;
	text-decoration: none;
}
[tooltip]:after {
	display: none;
	content: attr(tooltip);
	position: absolute;
	bottom: 130%;
	left: 20%;
	background: #ffcb66;
	padding: 5px 15px;
	color: black;
	border-radius: 10px;
	white-space: pre;
	text-align: left;
	font-size: 10px;
	opacity: 0;
	-webkit-transition: all 0.4s ease;
	-moz-transition: all 0.4s ease;
	transition: all 0.4s ease;
}
[tooltip]:before {
	display: none;
	content: "";
	position: absolute;
	width: 0;
	height: 0;
	border-top: 20px solid #ffcb66;
	border-left: 20px solid transparent;
	border-right: 20px solid transparent;
	-webkit-transition: all 0.4s ease;
	-moz-transition : all 0.4s ease;
	transition : all 0.4s ease;
	opacity: 0;
	left: 30%;
	bottom: 90%;
}
[tooltip]:hover:after {
	display: block;
	bottom: 100%;
}
[tooltip]:hover:before {
	display: block;
	bottom: 70%;
}
[tooltip]:hover:after, 
[tooltip]:hover:before {
	opacity: 1;
}
/* make this above everything else... 
* XXX not sure if this is the best way...
*/
[tooltip]:hover {
	z-index: 1000;
}

.tooltip-right[tooltip] {
}
.tooltip-right[tooltip]:after {
	min-height: 30px;
	bottom: auto;
	top: -50%;
	left: 15px;
}
.tooltip-right[tooltip]:before {
	border-left: 5px solid transparent;
	border-right: 5px solid #ffcb66;
	border-bottom: 5px solid transparent;
	border-top: 5px solid transparent;
	bottom: auto;
	left: 5px;
	top: 25%;
}
.tooltip-right[tooltip]:hover:after {
	bottom: auto;
}
.tooltip-right[tooltip]:hover:before {
	bottom: auto;
}

/* XXX might be good to move this to forms... */
.tooltip-icon {
	font-size: small;
	opacity: 0.9;
}



.cursor-hidden {
	cursor: none;
}
.cursor-hidden-r,
.cursor-hidden-r * {
	cursor: none !important;
}


/*********************************************************************/

:focus {
	outline: rgba(255, 255, 255, 0.5) 1px solid;
}

body {
	font-family: /*worksans,*/ opensans, sans-serif;
	padding: 0px;
	margin: 0px;
}

input,
button {
	border: solid silver 1px;
	border-radius: 3px;
}
button:hover {
	box-shadow: 0px 0px 7px 0px black;
}



/************************************************************** UI ***/

.title-bar {
	display: block;
	position: fixed;
	content: "";

	top: 0px;
	left: 0px;
	height: 20px;
	width: 100%;

	color: white;
	background: black;

	overflow: hidden;

	opacity: 0;

	z-index: 10000;

	/* node-webkit */
	-webkit-app-region: drag;
}
.title-bar:hover {
	opacity: 1;
}

.title-bar .title {
	display: inline-block;
	float: left;

	height: 20px;
	width: auto;

	color: white;
	background: transparent;

	font-size: 11px;
	font-style: italic;
	font-weight: bold;

	vertical-align: middle;
	text-align: left;

	margin: 2px;
	margin-left: 10px;
}

.title-bar .button {
	display: inline-block;
	float: right;

	width: 20px;
	height: 20px;

	color: white;
	background: transparent;

	font-size: 18px;
	vertical-align: middle;

	/* node-webkit */
	-webkit-app-region: no-drag;
}
.title-bar .button:hover {
	cursor: pointer;
}

.title-bar .close:hover {
	color: red;
}

/*
.full-screen-mode .title-bar {
	display: none;
}
*/


.buttons {
	display: block;
	position: relative;
	float: left;

	opacity: 0.4;

	size: 30px;

	cursor: default;

	z-index: 4000;
}
.buttons:hover {
	opacity: 1;
}
.light .buttons {
	opacity: 0.5;
}
.dark .buttons {
	opacity: 0.2;
}

.buttons .button {
	display: inline-block;
	color: silver;

	box-sizing: border-box;

	min-width: 40px;
	height: 40px;

	padding-left: 5px;
	padding-right: 5px;

	text-align: center;
	line-height: 40px;
}
.buttons .button:hover {
	color: white;
	background: rgba(0, 0, 0, 0.5);
}
.buttons .button.spacer:hover {
	background: transparent;
}


.buttons .button.ui-settings {
	opacity: 0.5;
}
.buttons .button.ui-settings:hover {
	opacity: 1;
}


/* main buttons... */
.main-buttons.buttons {
	top: 0px;
	left: 0px;
}
.main-buttons.buttons:hover {
	opacity: 1;
}



/* secondary buttons... */
.secondary-buttons.buttons {
	top: 0px;
	float: right;
}
.secondary-buttons.buttons:hover {
	opacity: 1;
}
/*
.secondary-buttons.buttons {
	top: 40px;
	left: 0px;
}
.secondary-buttons.buttons .button {
	display: block;
}
*/


/* app buttons... */
.app-buttons.buttons {
	float: right;
	margin-left: 40px;

	z-index: 9999;
}
.app-buttons.buttons:hover {
	opacity: 1;
}
.app-buttons .button.close:hover {
	background: rgba(255, 0, 0, 0.8);
}
.blur .app-buttons.buttons {
	-webkit-filter: none !important;
	filter: none !important;
}


/* side buttons... */
.side-buttons-left,
.side-buttons-right {
	position: absolute;
	float: auto;
	width: 80px;
	height: 100%;

	opacity: 0.4;

	font-size: larger;

	background: rgba(0, 0, 0, 0.5);

	width: 120px;

	z-index: 900;
}
.side-buttons-left:hover,
.side-buttons-right:hover {
	opacity: 0.4;
}
.side-buttons-left {
	left: 0px;
}
.side-buttons-right {
	right: 0px;
}
.side-buttons-left .button,
.side-buttons-right .button {
	display: flex;
	justify-content: center;
	align-content: center;
	flex-direction: row;

	padding: 10px;
	line-height: 10px;

	width: 100%;
	height: 33.3%;
}
.side-buttons-left .button {
	justify-content: flex-end;
	align-content: flex-start;
}
.side-buttons-right .button {
	justify-content: flex-start;
	align-content: flex-start;
}
.side-buttons-left .button:first-child {
	flex-direction: column;
	justify-content: flex-end;
	align-items: flex-end;
}
.side-buttons-right .button:first-child {
	flex-direction: column;
	justify-content: flex-end;
	align-items: flex-start;
}

.side-buttons-left .button:nth-child(1),
.side-buttons-left .button:nth-child(2),
.side-buttons-right .button:nth-child(1),
.side-buttons-right .button:nth-child(2) {
	height: 16.65%;
}
.side-buttons-left .button,
.side-buttons-right .button {
	border-bottom: solid 1px rgba(255, 255, 255, 0.3);
}
.side-buttons-left .button:last-child,
.side-buttons-right .button:last-child {
	border-bottom: none; 
}

.light .side-buttons-left,
.light .side-buttons-right {
	opacity: 0.3;
	background: rgba(0, 0, 0, 0.3);
}
.light .side-buttons-left .button,
.light .side-buttons-right .button {
	color: white;
}
.single-image-mode .side-buttons-left,
.single-image-mode .side-buttons-right {
	opacity: 0.1;
}
.single-image-mode.light .side-buttons-left,
.single-image-mode.light .side-buttons-right {
	opacity: 0.05;
}

/* XXX not sure if this is the right way to go... */
.single-image-mode .main-buttons,
.single-image-mode .app-buttons {
	opacity: 0.1;
}
.slideshow-running .main-buttons,
.slideshow-running .app-buttons {
	opacity: 0;
}



/********************************************************** Viewer ***/
.viewer {
	position: relative;
	width: 100vw;
	height: 100vh;
	overflow: hidden;

	/*border: solid blue 1px;*/
	box-sizing: border-box;

	.user-select(none);
}

/* XXX this is a stub for printing help/docs... */
@media print {

.viewer {
	display: none;
}

}


/****************************************** Ribbon set and locator ***/
.ribbon-set {
	position: absolute;
	display: block;

	top: 50%;
	left: 50%;

	/* NOTE: this needs for scaling/zooming to behave correctly and not 
		shift the element, when its dimensions change... 
		...this is because .ribbon-set will both be used for scaling 
		and aligning... */
	.origin(top, left);
}
.ribbon-locator {
	position: relative;

	top: 0;
	left: 0;
}



/********************************************************** Ribbon ***/
/* XXX for some reason setting image size in vmin stops this from 
stretching in width... */
.shadow,
.ribbon {
	position: relative;
	display: block;
	/* XXX BUG: setting this will mess up new ribbon creation....
	display: inline-block;*/
	height: auto;
	/*min-width: 0px;*/
	width: auto;
	overflow: visible;
	white-space: nowrap;
	font-size: 0;

	float: left;
	clear: both;

	background: black;

	margin-top: @ribbon-margin;
	margin-bottom: @ribbon-margin;
}
.ribbon:empty {
	display: none;
}

.base-ribbon-marker {
	position: absolute;
	height: 100%;

	color: transparent;
	font-size: 20pt;
	font-weight: bold;
}
.base-ribbon-marker:after {
	content: "base ribbon";

	display: block;

	position: absolute;
	width: @image-tile-size;
	bottom: 0px;
	left: 0px;
	padding: 5px;
	box-sizing: border-box;

	z-index: 1000;

	color: white;
	background: black;
	opacity: 0.2;

	font-size: 20pt;
	font-weight: bold;

	transform-origin: bottom left;
	transform: rotate(-90deg);
}
.single-image-mode.viewer .base-ribbon-marker {
	display: none;
}



/*********************************************************** Image ***/
.marker,
.current-marker,
.mark,
.image {
	position: relative;
	display: inline-block;
	vertical-align: middle;
	text-align:left;
	width: @image-tile-size;
	height: @image-tile-size;
	font-size: 12pt;
	overflow: hidden;

	box-sizing: border-box;
	color: white;

	text-shadow: black 0.1em 0.1em 0.4em, black 0.1em 0.1em;

	/* NOTE: we can't set the bg color here because it will get 
	 	affected by filters... */
	background: no-repeat 50% transparent;
	background-size: contain;
	border: solid @image-border transparent;
}
/*
.current.image {
	border: solid 5px red;
}
*/

/* NOTE: this is essentially a ribbon... */
.shadow {
	position: absolute;
	overflow: visible;

	width: auto;
	height: auto;
	margin: 0px;

	background: black;

	-webkit-transition: all 0.1s ease-in;
	-moz-transition: all 0.1s ease-in;
	-ms-transition: all 0.1s ease-in;
	-o-transition: all 0.1s ease-in;
	transition: all 0.1s ease-in;
}
.shadow {
	-webkit-transform-origin: 0 0;
	-moz-transform-origin: 0 0;
	-ms-transform-origin: 0 0;
	-o-transform-origin: 0 0;
	transform-origin: 0 0;
}
.image.moving {
	visibility: hidden;
}


.current-marker {
	position: absolute;
	border: solid 5px red;
	background: none;
	z-index: 100;

	/* pass events through... (do we need IE10-?) */
	pointer-events: none;
}

.marker {
	width: 50px;
	border: none;
	background: no-repeat 50% transparent;
	background-color: transparent;
	color: white;
}
.marker:after {
	display: block;
	position: absolute;
	content: "marker";
	font-size: 32px;
	font-weight: bold;
	text-align: center;
	overflow: visible;

	width: 200px;
	height: 32px;
	top: 50%;
	margin-top: -16px;
	left: 50%;
	margin-left: -100px;

	.origin(center, center);
	.rotate(270deg);

	opacity: 0.5;
}
.single-image-mode.viewer .marker {
	display: none;
}


/* single image mode transitions */
/* XXX still buggy and not too needed...
.single-image-mode.viewer .image {
	position: absolute;
	top: 0px;
	left: 0px;

	opacity: 0;

	.transition(opacity);
}
.single-image-mode.viewer .current.image {
	opacity: 1;
}
*/


/* image turning... */
/* NOTE: need to account for proportions after turning... */
.image[orientation="90"] {
	.rotate(90deg);
}
.image[orientation="180"] {
	.rotate(180deg);
}
.image[orientation="270"] {
	.rotate(270deg);
}


/* Flipped vertically only... */
/* NOTE: wee need to do all possible combinations here as we can't 
 	combine different parts of a transform attr from different 
 	classes */
.image[flipped*="vertical"] {
	.flipped-vertically;
}
.image[orientation="90"][flipped="vertical"] {
	.transform(90deg, 1, -1)
}
.image[orientation="180"][flipped="vertical"] {
	.transform(180deg, 1, -1)
}
.image[orientation="270"][flipped="vertical"] {
	.transform(270deg, 1, -1)
}


/* Flipped horizontally only... */
.image[flipped*="horizontal"] {
	.flipped-horizontally;
}
.image[orientation="90"][flipped="horizontal"] {
	.transform(90deg, -1)
}
.image[orientation="180"][flipped="horizontal"] {
	.transform(180deg, -1)
}
.image[orientation="270"][flipped="horizontal"] {
	.transform(270deg, -1)
}

/* Flipped vertically and horizontally... */
.image[flipped*="vertical"][flipped*="horizontal"] {
	.transform(0deg, -1, -1)
}
.image[orientation="90"][flipped*="vertical"][flipped*="horizontal"] {
	.transform(90deg, -1, -1)
}
.image[orientation="180"][flipped*="vertical"][flipped*="horizontal"] {
	.transform(180deg, -1, -1)
}
.image[orientation="270"][flipped*="vertical"][flipped*="horizontal"] {
	.transform(270deg, -1, -1)
}



/* image separators... */
.ribbon-image-separators.viewer .image {
	box-shadow: 
		9px 4px 0 -8px rgba(128,128,128,0.2), 
		-9px 4px 0 -8px rgba(128,128,128,0.2);
}
.ribbon-image-separators.viewer .image[orientation="90"],
.ribbon-image-separators.viewer .image[orientation="270"] {
	box-shadow: 
		4px 9px 0 -8px rgba(128,128,128,0.2), 
		4px -9px 0 -8px rgba(128,128,128,0.2);
}
.ribbon-image-separators.single-image-mode.viewer .image {
	box-shadow: none;
}



/* default backgrounds */
/* XXX not sure if we need these... 
.image {
	background-image: url(images/loading.gif);
}
.image[orientation="90"] {
	background-image: url(images/loading-90deg.gif);
}
.image[orientation="180"] {
	background-image: url(images/loading-180deg.gif);
}
.image[orientation="270"] {
	background-image: url(images/loading-270deg.gif);
}
*/


/* separator test */
/*
.image.red+.image:not(.red):before {
	display: inline-block;
	position: relative;
	content: "";
	top:0px;
	left: -50px;
	width: 100px;
	height: 100%;

	background-color: yellow;
}
*/



/***************************************************** Image marks ***/

/*
.marks-visible.single-image-mode.viewer .marker {
	display: inline-block;
	opacity: 0.5;
}
*/

/*
.marks-visible.viewer .marked.image:after {
	display: block;
	position: absolute;
	content: "";
	font-size: 0pt;
	border: none;

	width: @ribbon-mark-size;
	height: @ribbon-mark-size;

	top: auto;
	bottom: @ribbon-mark-offset;
	left: auto;
	right: @ribbon-mark-offset;

	border-radius: 50%;
	background: blue;

	box-shadow: 0px 0px 7px 0px black;
}
.marks-visible.viewer .marked.image[orientation="270"][flipped*="vertical"][flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image:not([orientation])[flipped*="vertical"]:after,
.marks-visible.viewer .marked.image[orientation="0"][flipped*="vertical"]:after,
.marks-visible.viewer .marked.image[orientation="180"][flipped="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="90"]:not([flipped]):after {
	top: @ribbon-mark-offset;
	bottom: auto;
	left: auto;
	right: @ribbon-mark-offset;
}
.marks-visible.viewer .marked.image:not([orientation])[flipped*="vertical"][flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="0"][flipped*="vertical"][flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="270"][flipped="vertical"]:after,
.marks-visible.viewer .marked.image[orientation="90"][flipped="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="180"]:not([flipped]):after {
	top: @ribbon-mark-offset;
	bottom: auto;
	left: @ribbon-mark-offset;
	right: auto;
}
.marks-visible.viewer .marked.image[orientation="90"][flipped*="vertical"][flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="180"][flipped="vertical"]:after,
.marks-visible.viewer .marked.image:not([orientation])[flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="0"][flipped*="horizontal"]:after,
.marks-visible.viewer .marked.image[orientation="270"]:not([flipped]):after {
	top: auto;
	bottom: @ribbon-mark-offset;
	left: @ribbon-mark-offset;
	right: auto;
}
*/

/* NOTE: we use a different mark representation for single image mode... */
/*
.marks-visible.single-image-mode.viewer .marked.image:after {
	display: none;
}
*/


/* corner mark... (a-la bookmarks in PortableMag) 
 * XXX account for flipping... */
/*
@ribbon-mark-offset: -15px;

.marks-visible.viewer .marked.image:after {
	display: block;
	position: absolute;
	content: "";
	font-size: 0pt;
	border: none;

	width: 30px;
	height: 30px;

	top: @ribbon-mark-offset;
	right: @ribbon-mark-offset;

	background: blue;

	.rotate(45deg)
}
.marks-visible.viewer .marked.image[orientation="90"]:after {
	top: @ribbon-mark-offset;
	left: @ribbon-mark-offset;
}
.marks-visible.viewer .marked.image[orientation="180"]:after {
	bottom: @ribbon-mark-offset;
	left: @ribbon-mark-offset;
}
.marks-visible.viewer .marked.image[orientation="270"]:after {
	bottom: @ribbon-mark-offset;
	right: @ribbon-mark-offset;
}


.marked-only-view.viewer:not(.marks-visible) .image:not(.marked) {
	opacity: 0.3;
}
*/



/* new gen marks... */

.mark {
	/* this fully covers the image to simplify positioning of actual marks */
	margin-left: -@image-tile-size;
	border: none;
}
.viewer:not(.marks-visible) .mark {
	display: none;
}

.mark.bookmark,
.mark.selected {
	width: 0px;
	margin-left: 0px;
	border: none;
	overflow: visible;
}
.mark.bookmark:after,
.mark.selected:before,
.mark.selected:after {
	display: block;
	position: absolute;
	content: "";
	font-size: 0pt;
	border: none;

	width: @image-mark-size;
	height: @image-mark-size;

	top: auto;
	bottom: @image-tile-size/30;
	left: auto;
	right: @image-tile-size/30;

	box-shadow: 
		@image-tile-size/300
		@image-tile-size/300
		@image-tile-size/43
		-@image-tile-size/231
		rgba(0,0,0,0.8);

	box-sizing: border-box;
	border-radius: 50%;


	background: blue;
	left: -@image-tile-size/12;
}
.marks-visible.single-image-mode.viewer .mark:before,
.marks-visible.single-image-mode.viewer .mark:after {
	display: none;
}

.mark.bookmark:after {
	background: yellow;
	left: -@image-tile-size/20;
}


/* the selected tick... */
.mark.selected:before,
.mark.selected:after {
	top: @image-tile-size/30;
	left: -@image-tile-size/15;
	bottom: auto;

	border-radius: @image-tile-size/100;

	.rotate(-45deg);
}
.mark.selected:before {
	width: @image-tile-size/100;
	height: @image-tile-size/50;
}
.mark.selected:after {
	width: @image-tile-size/25;
	height: @image-tile-size/100;
}


/* XXX these are still experimental... */
.mark.brace-open,
.mark.brace-close {
	width: @image-border * 2;
	height: @image-tile-size;
	overflow: visible;

	margin-left: 0px;
}
.mark.brace-close:after,
.mark.brace-open:after {
	display: block;
	position: absolute;
	content: "";

	width: @image-tile-size / 20;
	height: 100%;

	box-sizing: content-box;

	border-top: solid @image-border*2 yellow;
	border-bottom: solid @image-border*2 yellow;

	margin-top: -@image-border * 2;
}
.mark.brace-open:after {
	border-left: solid @image-border*2 yellow;
}
.mark.brace-close:after {
	left: -@image-tile-size / 20;

	border-right: solid @image-border*2 yellow;
}


.mark.partition {
	width: @image-border;
	height: @image-tile-size;

	overflow: visible;

	margin-left: 0px;
}
.mark.partition:before {
	display: block;
	position: absolute;
	content: "";

	width: @image-border;
	height: 102%;

	background: yellow;

	margin-top: -@image-tile-size / 50;
	margin-bottom: 0px;
}
.mark.partition:after {
	display: block;
	position: absolute;
	left: @image-border * 2;
	content: attr(text);

	color: yellow;

	margin-top: -@image-tile-size / 24;
}



/****************************************************** Image info ***/
.inline-image-info {
	display: none;

	position: absolute;
	bottom: 0px;
	width: 100%;
	background: black;
	opacity: 0.7;

	overflow: hidden;
	white-space: nowrap;
}
.inline-image-info:hover {
	.user-select(auto);
}
.inline-image-info::selection {
	color: white;
	background: red;
}
.image-info-visible.viewer .global-image-info,
.image-info-visible.viewer .current-marker:hover .inline-image-info,
.image-info-visible.viewer .image:hover .inline-image-info {
	display: block;
}
.single-image-mode.viewer .current-marker:hover .inline-image-info,
.single-image-mode.viewer .image:hover .inline-image-info {
	display: none;
}
.image[orientation="90"] .inline-image-info {
	top: auto;
	left: 100%;
	.origin(bottom, left);
	.rotate(-90deg);
}
.image[orientation="180"] .inline-image-info {
	top: 0px;
	bottom: auto;
	.rotate(180deg);
}
.image[orientation="270"] .inline-image-info {
	top: auto;
	left: auto;
	right: 100%;
	.origin(bottom, right);
	.rotate(90deg);
}


/* compensate for flipping... */
/* XXX START: I hate this code, will think if a better way to do this... */
.image:not([orientation="90"])[flipped*="horizontal"] .inline-image-info {
	.flipped-horizontally;
}
.image[orientation="90"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 100%;
	left: -100%;
	right: auto;
	.origin(bottom, right);
	.transform(90deg, -1, 1);
}
.image[orientation="180"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 100%;
	left: 0px;
	right: auto;
	.origin(bottom, right);
	.transform(180deg, -1, 1);

}
.image[orientation="270"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 0px;
	left: 0px;
	right: auto;
	.origin(bottom, right);
	.transform(270deg, -1, 1);
}

.image[flipped*="vertical"] .inline-image-info {
	top: 0px;
	bottom: auto;
	.flipped-vertically;
}
.image[orientation="90"][flipped*="vertical"] .inline-image-info {
	top: auto;
	bottom: 100%;
	left: 100%;
	right: auto;
	.origin(bottom, left);
	.transform(-270deg, 1, -1);
}
.image[orientation="180"][flipped*="vertical"] .inline-image-info {
	top: auto;
	bottom: 0px;
	left: -100%;
	right: auto;
	.origin(bottom, right);
	.transform(180deg, 1, -1);
}
.image[orientation="270"][flipped*="vertical"] .inline-image-info {
	top: auto;
	bottom: 100%;
	left: -100%;
	right: auto;
	.origin(bottom, right);
	.transform(270deg, 1, -1);
}

.image[flipped*="vertical"][flipped*="horizontal"] .inline-image-info {
	top: 0px;
	bottom: auto;
	.transform(0deg, -1, -1);
}
.image[orientation="90"][flipped*="vertical"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 0px;
	left: -100%;
	right: auto;
	.origin(bottom, right);
	.transform(-90deg, -1, -1);
}
.image[orientation="180"][flipped*="vertical"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 0px;
	left: auto;
	right: auto;
	.origin(bottom, right);
	.transform(180deg, -1, -1);
}
.image[orientation="270"][flipped*="vertical"][flipped*="horizontal"] .inline-image-info {
	top: auto;
	bottom: 100%;
	left: auto;
	right: auto;
	.origin(bottom, right);
	.transform(90deg, -1, -1);
}
/* XXX END */


.overlay-info {
	display: none;
	position: absolute;

	bottom: 0px;
	left: 0px;
	width: 100%;
	padding: 2px;
	padding-left: 10px;
	padding-right: 10px;
	box-sizing: border-box;

	background: rgba(0, 0, 0, 0.6);
	color: silver;

	text-shadow:
		-1px -1px 1px rgba(255, 255, 255, 0.2),
		1px 1px 2px rgba(0, 0, 0, 0.3);

	opacity: 0.9;
}
.overlay-info>* {
	float: left;	
}
.overlay-info:hover {
	.user-select(auto);
}
.overlay-info .spacer {
	opacity: 0.5,
}
.overlay-info .spacer~* {
	float: right;
}
.overlay-info .secondary {
	font-style: italic;
	font-size: small;
	color: silver;
}
.overlay-info::selection,
.overlay-info ::selection {
	color: white;
	background: red;
}

.overlay-info.full,
.overlay-info.minimal {
	display: block;
	/* XXX is this correct??? */
	z-index: 1000,
}

.overlay-info.minimal {
	background: transparent;
	//background: -moz-linear-gradient(top, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%);
	//background: -webkit-linear-gradient(top, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%);
	//background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%);
	//filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#00000000', endColorstr='#b5000000',GradientType=0 );
}
.overlay-info.minimal .full-only {
	display: none;
}


/* space elements... */
.overlay-info>:not(:first-child) {
	margin-left: 10px;
}

.overlay-info .info {
	font-style: italic;
}


.overlay-info .gid:before,
.overlay-info .gid:after {
	opacity: 0.8;
}
.overlay-info .gid:before {
	content: "(";
}
.overlay-info .gid:after {
	content: ")";
}


/* XXX REUSE: this is the same as selected/bookmarked image markers... */
.overlay-info .marked,
.overlay-info .marked:after,
.overlay-info .marked:before,
.overlay-info .bookmarked:after {
	display: block;
	position: relative;
	content: "";
	font-size: 0pt;
	border: none;

	margin-top: 4px;
	margin-bottom: 4px;
	//margin-right: 10px;

	width: 10px;
	height: 10px;

	//box-shadow: 1px 1px 10px -2px rgba(0,0,0,0.7);

	box-sizing: border-box;
	border-radius: 50%;

	background: blue;

	cursor: pointer;
}

/* tick... */
.overlay-info .marked {
	background: transparent;
}
.overlay-info .marked:before,
.overlay-info .marked:after {
	position: absolute;
	bottom: auto;

	border-radius: 3px;

	.rotate(-45deg);
}
.overlay-info .marked:before {
	width: 3px;
	height: 6px;
}
.overlay-info .marked:after {
	width: 12px;
	height: 3px;
}


.overlay-info .bookmarked:after {
	background: yellow;
}

.overlay-info .marked:not(.on),
.overlay-info .bookmarked:not(.on) {
	opacity: 0.5;
}
.overlay-info .marked:not(.on):before,
.overlay-info .marked:not(.on):after,
.overlay-info .bookmarked:not(.on):after {
	background: gray;
}

/* image index status element */
.overlay-info .index {
	cursor: pointer;
}
.overlay-info .index .position.editable {
	cursor: text;
}
.overlay-info .index.global:after {
	content: "G";
	opacity: 0.7;

	font-size: small;
}
/*
.overlay-info .index.global:hover:after {
	content: "Global";
}
*/

/* ribbon */
.overlay-info .ribbon-number {
	opacity: 0.7;
}
.overlay-info .ribbon-number:before {
	content: "R:";

	opacity: 0.7;
}
/* XXX not sure if we need to expand this 
.overlay-info .ribbon-number:hover:before {
	content: "Ribbon: ";
	opacity: 0.6;
}
*/
.overlay-info .ribbon-index[base] {
	/* NOTE: we are using shadow instead of a border or underline 
	 	here as we need to control both the uniform shading and
	 	placement without overcomplicating things when having
		to compensate for alignment... */
	//border-bottom: solid 2px yellow;
	box-shadow: 0 -2px 0 0 yellow inset;
}
.overlay-info .ribbon-count {
	opacity: 0.7;
	//font-size: small;
}
.overlay-info .ribbon-count:not(:empty):before {
	content: "/";
}

/* changes */
.overlay-info .changes {
	cursor: default;
}

/* gid */
.overlay-info .gid {
	opacity: 0.7;
}
.overlay-info .gid:hover {
	opacity: 1;
}


.overlay-info .path {
	opacity: 0.7;
}
.overlay-info .path:hover {
	opacity: 1;
}



/*************************************************** Global status ***/
.global-status {
	display: block;
	opacity: 1;
	z-index: 1000;
}



/****************************************************** Indicators ***/
.up-indicator,
.down-indicator,
.start-indicator,
.end-indicator,
.top-indicator,
.bottom-indicator
{
	display: block;
	position: absolute;
	content: "";
	top: 0px;
	left: 50%;
	height: 50px;
	width: 100px;
	margin-left: -50px;

	overflow: hidden;

	cursor: pointer;

	z-index: 9999;
}
.up-indicator:after,
.down-indicator:after {
	display: inline-block;
	position: absolute;
	content: "";
	width: 50px;
	height: 50px;

	bottom: -25px;
	left: 25px;

	background: yellow;

	.rotate(45deg);
}
.down-indicator {
	top: auto;
	bottom: 0px;
}
.down-indicator:after {
	top: -25px;
	bottom: auto;
}
.start-indicator,
.end-indicator {
	left: 0px;
	width: 10px;
	height: 100%;
	margin: 0px;

	background: yellow;
}
.end-indicator {
	left: auto;
	right: 0px;
}
.top-indicator,
.bottom-indicator {
	left: 0px;
	height: 10px;
	width: 100%;
	margin: 0px;

	background: yellow;
}
.bottom-indicator {
	top: auto;
	bottom: 0px;
}

/* default state */
.up-indicator,
.down-indicator,
.start-indicator,
.end-indicator, 
.top-indicator,
.bottom-indicator
{
	display: none;
}

/* these are generic containers for indicators */
.global-mode-indicators,
.context-mode-indicators {
	position: absolute;
	height: 20px;
	width: auto;
	min-width: @image-tile-size;
	text-align: right;

	color: transparent;
}

.global-mode-indicators {
	top: 20px;
	right: 20px;
}
.context-mode-indicators {
	right: 20px;
	bottom: 20px;
}

.global-mode-indicators .mode-tip,
.context-mode-indicators .mode-tip {
	display: none;
	opacity: 0.5;
	font-weight: bold;
	color: gray;
}
.global-mode-indicators:hover .mode-tip,
.context-mode-indicators:hover .mode-tip {
	display: inline-block;
}

.global-mode-indicators > *,
.context-mode-indicators > * {
	font-size: small;
	vertical-align: middle;
	margin-left: 10px;
}

.global-mode-indicators .circle,
.context-mode-indicators .circle {
	display: inline-block;
	width: @single-image-indicator-size;
	height: @single-image-indicator-size;
	border-radius: 50%;
}

/* hide indicators in single image mode */
.single-image-mode.viewer .global-mode-indicators {
	opacity: 0.5;
}
.light.single-image-mode.viewer .global-mode-indicators {
	opacity: 0.1;
}
.dark.single-image-mode.viewer .global-mode-indicators {
	opacity: 0.6;
}
.single-image-mode.viewer .global-mode-indicators:hover {
	opacity: 1;
}

.global-mode-indicators .indicator,
.context-mode-indicators .indicator {
	display: none;
	height: 20px;
	vertical-align: middle;
}


/* actual indicators */
/* marks... */
.global-mode-indicators .marked-only-visible,
.global-mode-indicators .marks-visible,
.context-mode-indicators .current-image-marked {
	color: blue;
	cursor: pointer;
	text-shadow: rgba(0,0,0,0.5) 0.1em 0.1em 0.4em, 
			rgba(0,0,0,0.5) 0.1em 0.1em;
}
.context-mode-indicators .current-image-bookmarked {
	color: yellow;
	cursor: pointer;
	text-shadow: rgba(0,0,0,0.5) 0.1em 0.1em 0.4em, 
			rgba(0,0,0,0.5) 0.1em 0.1em;
}
.global-mode-indicators .marked-only-visible .shown,
.global-mode-indicators .marks-visible .shown,
.context-mode-indicators .current-image-bookmarked .shown,
.context-mode-indicators .current-image-marked .shown {
	display: none;
}
.global-mode-indicators .marked-only-visible:after,
.global-mode-indicators .marks-visible:after,
.context-mode-indicators .current-image-bookmarked:after,
.context-mode-indicators .current-image-marked:after {
	display: inline-block;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	content: "";
	background-color: blue;
	border: solid 2px blue;
	margin-left: 5px;

	margin-top: 3px;
	top: 50%;

	box-shadow: 1px 1px 10px -2px rgba(0,0,0,0.7);
}
.global-mode-indicators .marked-only-visible:after,
.global-mode-indicators .marks-visible:after,
.context-mode-indicators .current-image-marked:after {
	color: blue;
}
.context-mode-indicators .current-image-bookmarked:after {
	color: yellow;
	background-color: yellow;
	border: solid 2px yellow;
}
.marks-visible.viewer .global-mode-indicators .marks-visible {
	display: inline-block;
}
/* image mark in single image mode... */
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-bookmarked,
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-marked {
	/*display: none;*/
	display: inline-block;
	text-decoration: line-through;

	opacity: 0.3;
}
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-bookmarked.shown,
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-marked.shown {
	display: inline-block;
	text-decoration: none;

	opacity: 1;
}
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-bookmarked:not(.shown):after,
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-marked:not(.shown):after {
	background-color: transparent;
}
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-bookmarked:not(.shown):hover,
.single-image-mode.marks-visible.viewer .context-mode-indicators .current-image-marked:not(.shown):hover {
	opacity: 0.8;
}



.cropped-view.marks-visible.viewer .global-mode-indicators .cropped-view {
	color: gray;
	display: inline-block;
}


.ribbon-indicator {
	display: none;
	position: absolute;
	top: 10px;
	left: 15px;

	color: white;
	font-size: 42px;
	font-weight: bold;
	font-style: italic;
	text-shadow: black 0.1em 0.1em 0.6em;

	opacity: 0.1;
}
.flashing-ribbon-indicator {
	display: inline-block;
}
.single-image-mode.marks-visible.viewer .ribbon-indicator {
	display: inline-block;
}
.ribbon-indicator:hover:after {
	display: inline-block;
	content: "ribbon number";
	font-size: 14px;

	opacity: 0.8;
}

.show-passive-base-ribbon-indicator:not(.single-image-mode) .base.ribbon:after {
	content: "";

	position: absolute;
	display: block;

	width: 100%;
	height: @image-tile-size/50;
	top: 101%;
	//left: -100%;

	background: yellow;

	opacity: 0.8;
}


.range-offscreen-indicator {
	display: none;
	position: fixed;

	width: @image-tile-size / 16;
	height: @image-tile-size / 4;

	margin-top: -@image-tile-size / 8;

	box-sizing: border-box;

	border-top: solid @image-tile-size / 8 transparent;
	border-bottom: solid @image-tile-size / 8 transparent;
}
.range-offscreen-indicator.left {
	border-right: solid @image-tile-size / 16 yellow;
	border-left: solid @image-border * 2 transparent;
}
.range-offscreen-indicator.right {

	border-left: solid @image-tile-size / 16 yellow;
	border-right: solid @image-border * 2 transparent;
}



/*************************************************** Progress bars ***/
progress {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;

	height: 2px;
}
progress::-webkit-progress-bar {
	background: rgba(0,0,0,0.5);
}
progress::-webkit-progress-value {
	background: yellow;
}

/*
progress:not(value)::-webkit-progress-bar {
	background: transparent;
	background-image: 
		-webkit-linear-gradient(-45deg, transparent 33%, rgba(0,0,0,0.2) 33%,
						rgba(0,0,0,0.2) 66%, transparent 66%),
		-webkit-linear-gradient(left, yellow, orange, yellow);
	background-size: 50px 50px;

	-webkit-animation: animate-progress 5s linear infinite;
	animation: animate-progress 5s linear infinite;
}

@-webkit-keyframes animate-progress {
	100% {
		background-position: -100% 0px;
	}
}
@keyframes animate-progress {
	100% {
		background-position: -100% 0px;
	}
}
*/


.progress-container {
	position: absolute;
	top: 30px;
	margin: 5px;
	padding: 2px;
	background: rgba(0,0,0,0.1);

	z-index: 4000;
}
.progress-container:hover {
	background: rgba(0,0,0,0.2);
}
.progress-container:empty {
	display: none;
}
.progress-bar {
	color: silver;
	font-size: 10px;
	margin: 10px;
}
.progress-bar .close {
	display: none;
}
.progress-bar:hover .close {
	position: absolute;
	display: inline-block;
	right: 10px;
}
.progress-bar .close:hover {
	position: absolute;
	display: inline-block;
	color: red;
	cursor: pointer;
}
.progress-bar progress {
	display: block;
	width: 100%;
	min-width: 300px;
}



/********************************************** Mode: single image ***/

.single-image-mode.viewer .ribbon {
	background-color: transparent;
}
.single-image-mode.viewer .current-marker {
	/* NOTE: !important here fixes the jQuery habit of explicitly 
		setting display on .show(..)/.hide(..)/.fadeIn(..)/... 
		...if this proves to be a problem, use visibility instead
		of !important...
	 */
	display: none !important;
}
.single-image-mode.viewer .image {
	background-color: transparent;
	/* NOTE: need to keep a distance from screen borders... */
	border: solid transparent 2px;
}
.single-image-mode.viewer .image:not(.current) {
	/* XXX for some reason this breaks the alignment on large magnifications...
	display: none;
	*/
	/* XXX this makes images pass through the :visible filter...
	opacity: 0;
	*/
	visibility: hidden;
}



/************************************ Ribbon Themes (experimental) ***/
/* XXX should these be merged with general themes?? */

.viewer:not(.single-image-mode).black-ribbon .ribbon {
}

.viewer:not(.single-image-mode).gray-ribbon .ribbon {
	background-color: rgba(0, 0, 0, 0.6);
}

.viewer:not(.single-image-mode).light-gray-ribbon .ribbon {
	background-color: rgba(0, 0, 0, 0.2);
}

.viewer:not(.single-image-mode).transparent-ribbon .ribbon {
	background-color: transparent;
}



/********************************************************** Themes ***/

/* XXX this is by no means final... */
/*@import "theme-light";*/

.viewer,
.light.viewer,
.light.viewer .overlay-block .background {
	background: white;
}
.light.viewer .overlay-block .dialog {
}
.light.viewer .overlay-block:hover .background:after {
	color: black;
}
.light.viewer .ribbon-set:empty:before,
.light.viewer .ribbon-set:empty:after {
	color: gray;
}
.light.viewer .ribbon-indicator {
	color: silver;
	text-shadow: none;

	opacity: 0.3;
}
.light.viewer .ribbon-indicator:hover:after {
	color: gray;
	text-shadow: none;

	opacity: 0.8;
}
.light.viewer progress::-webkit-progress-bar {
	background: rgba(0,0,0,0.1);
}
.light.viewer progress::-webkit-progress-value {
	background: red;
}
.light.viewer .progress-container {
	background: rgba(0, 0, 0, 0.03);
}
.light.viewer .progress-container:hover {
	background: rgba(0, 0, 0, 0.05);
}
.light.viewer .progress-bar {
	color: rgba(0,0,0,0.6);
}



/*@import "theme-gray";*/

.gray.viewer,
.gray.viewer .overlay-block .background {
	background: #333;
}
.gray.viewer .overlay-block .dialog {
	background: #555;
}
.gray.viewer .overlay-block:hover .background:after {
	color: silver;
	opacity: 0.4;
}


/*@import "theme-dark";*/

.dark.viewer,
.dark.viewer .overlay-block .background {
	background: #0a0a0a;
}
.dark.viewer .overlay-block .dialog {
	background: #333;
}
.dark.viewer .overlay-block:hover .background:after {
	color: gray;
	opacity: 0.4;
}
.dark.viewer .ribbon-indicator {
	opacity: 0.2;
}
.dark.viewer .ribbon-indicator:hover:after {
	opacity: 0.8;
}
.dark.viewer progress::-webkit-progress-bar {
	background: rgba(255,255,255,0.2);
}
.dark.viewer .progress-container {
	border: solid 1px transparent;
}
.dark.viewer .progress-container:hover {
	border: solid 1px rgba(255, 255,255, 0.1);
}
.dark.viewer .progress-container:hover progress::-webkit-progress-bar {
    background: rgba(255,255,255,0.3);
}



.large.viewer:not(.single-image-mode) .current-marker {
	border-width: 2px;
}
.large.viewer:not(.single-image-mode) .mark:after,
.large.viewer:not(.single-image-mode) .marked.image:after {
	.scale(0.7);
}

.small.viewer:not(.single-image-mode) .mark:after,
.small.viewer:not(.single-image-mode) .marked.image:after {
	.scale(1.5);
}



/********************************************************* Overlay ***/

.overlay-block {
	display: none;
	position: absolute;
	top: 0px;
	left: 0px;
	height: 100%;
	width: 100%;
}
.viewer.overlay .overlay-block {
	display: block;
}
/* XXX this is experimental... */
.viewer.overlay .ribbon-set {

	/* XXX blur makes things slow with transparency... */
	-webkit-filter: /*blur(2px)*/ grayscale(.5);
	filter: /*blur(2px)*/ grayscale(.5);

	/*
	-webkit-animation-name: testAnim;
	-webkit-animation-duration: .2s;
	-webkit-animation-iteration-count: 1;
	-webkit-animation-direction: alternate;
	-webkit-animation-timing-function: ease-out;
	-webkit-animation-fill-mode: forwards;
	-webkit-animation-delay: 0s;
	*/
}
.overlay-block .content,
.overlay-block .background {
	/* XXX for some magical reason position and top are overwritten 
		with 'static' and 'auto' values respectively */
	position: absolute !important;
	top: 0px !important;
	left: 0px;
	height: 100%;
	width: 100%;
	cursor: auto;

	opacity: 0.9;
}
.overlay-block .content,
.overlay-block .content table {
	background: transparent;
}
.overlay-block .background {
	opacity: 0.7;
}

.overlay-block:hover .background:after {
	display: inline-block;
	position: absolute;
	content: 'Click background to close.';
	height: auto;
	width: auto;
	bottom: 20px;
	right: 20px;

	color: white;

	opacity: 0.7;
}


.overlay-block .dialog {
	display: inline-block;

	min-height: 50px;
	min-width: 300px;
	/* XXX for some reason this is not sized correctly... */
	max-height: 90%;
	max-width: 90%;

	/* XXX this needs to be lower priority than max-height... */
	/*overflow-y: auto;*/

	color: white;
	border: solid silver 1px;
	border-radius: 3px;
	background: gray;

	padding: 20px;

	vertical-align: middle;

	box-shadow: 0px 5px 50px 0px black;
}

/* tables in dialogs... */

.overlay-block .dialog table {
	color: white;
	font-size: small;

	.user-select(auto);
}
.overlay-block .dialog table tr td:first-child {
	text-align: right;
	font-weight: bold;
}
.overlay-block .dialog table tr td:last-child {
	color: silver;
}

.overlay-block .dialog .choice .item {
	text-align: left;
}

.field :focus {
	box-shadow: 0px 0px 3px 0px red;
}

/* XXX this is a hack -- hide the radio button itself... */
.field.choice input[type=radio] {
	opacity: 0;
	position: absolute;
}

.field.choice input ~ span {
	display: block;
	padding: 1px;
	padding-left: 5px;
	padding-right: 5px;
}
.field.choice :checked ~ span {
	color: white;
	background: gray;
}
.field.choice :focus ~ span {
	box-shadow: 0px 0px 3px 0px red;
}

.light.viewer .field.choice :checked ~ span {
	color: white;
	background: silver;
}


.field .disabled-text {
	opacity: 0.5;
}




/************************************************************ Help ***/

/* XXX make this more generic, and not just for the keyboard... */

/* this is for sliding stuff */
.viewer.drawer-mode {
	box-shadow: 0px 0px 50px 0px silver;
}

/* help */
.keyboard-help {
	width: 80%;
	margin-top: 20px;
	margin-left: 15%;
	margin-right: 5%;
	margin-bottom: 100px;
}
.keyboard-help .section-doc {
	font-size: small;
	vertical-align: top;
	font-style: italic;
}
.keyboard-help th {
	text-align: left;
	height: 50px;
	vertical-align: bottom;
	border-bottom: solid gray 1px;
}
.keyboard-help tr:hover {
	background: #eee;
	vertical-align: top;
}
.keyboard-help tr td:first-child {
	color: gray;
	font-style: italic;
	padding-right: 20px;
	padding-left: 10px;
}
.keyboard-help .section-doc td:only-child {
	padding-right: 0px;
	padding-left: 0px;
}



/**********************************************************************
* vim:set spell ft=css :                                             */