oxjs/source/Ox.UI/js/Core/Theme.js
2012-06-12 13:17:54 +02:00

163 lines
6 KiB
JavaScript

'use strict';
/*@
Ox.Theme <f> get/set theme
() -> <s> Get current theme
(theme) -> <s> Set current theme
theme <s> name of theme
@*/
Ox.Theme = (function() {
var that = function(theme) {
return theme ? setTheme(theme) : getTheme();
};
function getTheme() {
var classNames = Ox.UI.$body.attr('class'),
theme = '';
classNames && Ox.forEach(classNames.split(' '), function(className) {
if (Ox.startsWith(className, 'OxTheme')) {
theme = className.replace('OxTheme', '').toLowerCase();
Ox.Break();
}
});
return theme;
}
function renderElement(value, type) {
var $element, background, color, lightness = that[getTheme()].lightness;
if (type == 'hue') {
background = Ox.rgb(value, 1, lightness.background).map(function(value) {
return Math.round(value);
});
color = Ox.rgb(value, 1, lightness.color).map(function(value) {
return Math.round(value);
});
} else if (type == 'saturation') {
background = Ox.range(7).map(function(i) {
return Ox.rgb(i * 60, value, lightness.background).map(function(value) {
return Math.round(value);
});
});
color = Ox.rgb(0, 0, lightness.color).map(function(value) {
return Math.round(value);
});
} else if (type == 'lightness') {
background = Ox.range(3).map(function() {
return Math.round(value * 255);
});
color = Ox.range(3).map(function() {
return Math.round(value * 255) + (value < 0.5 ? 128 : -128);
});
} else if (type == 'gradient') {
background = Ox.range(2).map(function(i) {
return Ox.rgb(value, 1, lightness.background).map(function(value) {
return Math.round(value + (i == 0 ? 16 : -16));
});
});
color = Ox.rgb(value, 1, lightness.color).map(function(value) {
return Math.round(value);
});
}
$element = $('<div>')
.addClass(
'OxColor'
+ (type == 'lightness' ? '' : ' OxColor' + Ox.toTitleCase(type))
)
.css({
color: 'rgb(' + color.join(', ') + ')'
})
.data(type == 'lightness' ? {} : {OxColor: value});
if (Ox.isNumber(background[0])) {
$element.css({
background: 'rgb(' + background.join(', ') + ')'
});
} else {
['moz', 'o', 'webkit'].forEach(function(browser) {
$element.css({
background: '-' + browser + '-linear-gradient('
+ (background.length == 2 ? 'top' : 'left') + ', '
+ background.map(function(rgb, i) {
return 'rgb(' + rgb.join(', ') + ') '
+ Math.round(i * 100 / (background.length - 1)) + '%';
}).join(', ')
+ ')'
});
});
}
return $element;
};
function setTheme(theme) {
var currentTheme = getTheme();
if (theme != currentTheme) {
Ox.UI.$body
.addClass('OxTheme' + Ox.toTitleCase(theme))
.removeClass('OxTheme' + Ox.toTitleCase(currentTheme));
$('.OxColor').each(function() {
var $element = $(this);
if ($element.hasClass('OxColorName')) {
$element.attr({src: Ox.UI.getImageURL(
$element.data('OxImage'), theme, $element.data('OxColor')
)});
} else {
Ox.forEach(['hue', 'saturation', 'gradient'], function(type) {
if ($element.hasClass('OxColor' + Ox.toTitleCase(type))) {
var value = $element.data('OxColor'),
$element_ = renderElement(value, type);
$element.css({
background: $element_.css('background'),
color: $element_.css('color')
});
Ox.Break();
}
});
}
});
$('img').add('input[type="image"]').not('.OxColor').not('.OxVideo')
.each(function(element) {
var $element = $(this), src = $element.attr('src');
$element.attr({
src: Ox.UI.getImageURL(Ox.UI.getImageName(src), theme)
});
});
}
Ox.localStorage('Ox')('theme', theme);
return that;
}
/*@
formatColor <f> Returns a themed colored element
@*/
that.formatColor = function(value, type) {
return renderElement(value, type)
.css({textAlign: 'center'})
.html(Ox.formatNumber(value, 3));
};
/*@
formatColorLevel <f> Returns a themed colored element
@*/
that.formatColorLevel = function(index, values, hueRange) {
hueRange = hueRange || (Ox.isBoolean(index) ? [0, 120] : [120, 0]);
var step = (hueRange[1] - hueRange[0]) / (values.length - 1),
hue = hueRange[0] + index * step;
return renderElement(hue, 'gradient')
.css({textAlign: 'center'})
.html(values[+index]);
};
/*@
getColorImage <f> Returns a themed colored image
@*/
that.getColorImage = function(name, value, tooltip) {
return (tooltip ? Ox.Element({element: '<img>', tooltip: tooltip}) : $('<img>'))
.addClass('OxColor OxColorName')
.attr({src: Ox.UI.getImageURL(name, null, value)})
.data({OxColor: value, OxImage: name});
};
return that;
}());