oxjs/source/js/Ox.ColorPicker.js
2011-04-23 00:54:53 +02:00

92 lines
2.7 KiB
JavaScript

//vim: et:ts=4:sw=4:sts=4:ft=js
Ox.ColorPicker = function(options, self) {
var self = self || {},
that = new Ox.Element('div', self)
.defaults({
id: '',
value: '0, 0, 0'
})
.options(options || {});
//Ox.print(self)
self.$ranges = [];
self.rgb = ['red', 'green', 'blue'];
self.values = self.options.value.split(', ');
Ox.range(3).forEach(function(i) {
self.$ranges[i] = new Ox.Range({
arrows: true,
id: self.options.id + Ox.toTitleCase(self.rgb[i]),
max: 255,
size: 328, // 256 + 16 + 40 + 16
thumbSize: 40,
thumbValue: true,
trackColors: getColors(i),
value: self.values[i]
})
.css({
position: 'absolute',
top: (i * 15) + 'px'
})
.bindEvent('change', function(event, data) {
change(i, data.value);
})
.appendTo(that);
// fixme: make self.$ranges[i].children() work
if (i == 0) {
self.$ranges[i].$element.children('input.OxOverlapRight').css({
MozBorderRadius: 0,
WebkitBorderRadius: 0
});
self.$ranges[i].$element.children('input.OxOverlapLeft').css({
MozBorderRadius: '0 8px 0 0',
WebkitBorderRadius: '0 8px 0 0'
});
} else {
self.$ranges[i].$element.children('input').css({
MozBorderRadius: 0,
WebkitBorderRadius: 0
});
}
});
that = new Ox.Picker({
element: that,
elementHeight: 46,
elementWidth: 328,
id: self.options.id
});
function change(index, value) {
self.values[index] = value;
self.options.value = self.values.join(', ');
that.$label.css({
background: 'rgb(' + self.options.value + ')'
});
Ox.range(3).forEach(function(i) {
if (i != index) {
self.$ranges[i].options({
trackColors: getColors(i)
});
}
});
that.triggerEvent('change', {
value: self.options.value
});
}
function getColors(index) {
return [
'rgb(' + $.map(Ox.range(3), function(v) {
return v == index ? 0 : self.values[v];
}).join(', ') + ')',
'rgb(' + $.map(Ox.range(3), function(v) {
return v == index ? 255 : self.values[v];
}).join(', ') + ')'
]
}
return that;
};