oxjs/source/Ox.UI/js/Bar/Ox.Resizebar.js
2012-05-24 19:20:29 +02:00

200 lines
6.9 KiB
JavaScript

'use strict';
/*@
Ox.Resizebar <f:Ox.Element> Resizebar
() -> <f> Resizebar object
(options) -> <f> Resizebar object
(options, self) -> <f> Resizebar object
options <o> Options object
collapsed <b|false> inital collapse state
collapsible <b|true> collapse state can be changed
edge <s|left> edge
elements <a|[]> elements of the bar
orientation <s|horizontal> orientation, can be horizontal or vertical
panel <o|null> panel object
resizeable <b|true> can bar be resized
resize <a|[]> array with possible sizes
size <n|0> default size
tooltip <b|s|false> tooltip or not
self <o> Shared private variable
@*/
Ox.Resizebar = function(options, self) {
self = self || {};
var that = Ox.Element({}, self)
.defaults({
collapsed: false,
collapsible: true,
edge: 'left',
elements: [],
orientation: 'horizontal',
parent: null,
resizable: true,
resize: [],
size: 0
})
.options(options || {}) // fixme: options function should be able to handle undefined, no need for || {}
.addClass('OxResizebar Ox' + Ox.toTitleCase(self.options.orientation))
.bindEvent({
// singleclick: toggle,
// doubleclick: reset,
anyclick: toggle,
dragstart: dragstart,
drag: drag,
dragend: dragend
})
.append($('<div>').addClass('OxSpace'))
.append($('<div>').addClass('OxLine'))
.append($('<div>').addClass('OxSpace'));
if (self.options.tooltip) {
self.$tooltip = Ox.Tooltip({title: getTitle()});
that.bind({
mouseenter: self.$tooltip.show,
mouseleave: self.$tooltip.hide
});
}
Ox.extend(self, {
clientXY: self.options.orientation == 'horizontal' ? 'clientY' : 'clientX',
dimensions: Ox.UI.DIMENSIONS[self.options.orientation], // fixme: should orientation be the opposite orientation here?
edges: Ox.UI.EDGES[self.options.orientation],
isLeftOrTop: self.options.edge == 'left' || self.options.edge == 'top'
});
that.css({cursor: getCursor()});
function dragstart(data) {
if (self.options.resizable && !self.options.collapsed) {
self.drag = {
startPos: data[self.clientXY],
startSize: self.options.size
}
}
}
function drag(data) {
if (self.options.resizable && !self.options.collapsed) {
var d = data[self.clientXY] - self.drag.startPos,
size = self.options.size;
self.options.size = Ox.limit(
self.drag.startSize + d * (self.isLeftOrTop ? 1 : -1),
self.options.resize[0],
self.options.resize[self.options.resize.length - 1]
);
Ox.forEach(self.options.resize, function(v) {
if (self.options.size >= v - 8 && self.options.size <= v + 8) {
self.options.size = v;
Ox.Break()();
}
});
if (self.options.size != size) {
that.css(self.edges[self.isLeftOrTop ? 2 : 3], self.options.size + 'px');
// fixme: send {size: x}, not x
if (self.isLeftOrTop) {
self.options.elements[0]
.css(self.dimensions[1], self.options.size + 'px');
self.options.elements[1]
.css(self.edges[2], (self.options.size + 1) + 'px');
} else {
self.options.elements[0]
.css(self.edges[3], (self.options.size + 1) + 'px');
self.options.elements[1]
.css(self.dimensions[1], self.options.size + 'px');
}
triggerEvents('resize');
self.options.parent.updateSize(self.isLeftOrTop ? 0 : 1, self.options.size); // fixme: listen to event instead?
}
}
}
function dragend() {
if (self.options.resizable && !self.options.collapsed) {
self.options.size != self.drag.startSize && triggerEvents('resizeend');
}
}
function getCursor() {
var cursor = '';
if (self.options.collapsed) {
cursor = self.options.orientation == 'horizontal'
? (self.isLeftOrTop ? 's' : 'n')
: (self.isLeftOrTop ? 'e' : 'w');
} else {
if (self.options.resizable) {
cursor = self.options.orientation == 'horizontal'
? 'ns' : 'ew';
} else if (self.options.collapsible) {
cursor = self.options.orientation == 'horizontal'
? (self.isLeftOrTop ? 'n' : 's')
: (self.isLeftOrTop ? 'w' : 'e');
}
}
return cursor + '-resize';
}
function getTitle() {
var title = '';
if (self.options.collapsed) {
title = 'Click to show';
} else {
if (self.options.resizable) {
title = 'Drag to resize'
}
if (self.options.collapsible) {
title = (title ? title + ' or c' : 'C') + 'lick to hide'
}
}
if (title && Ox.isString(self.options.tooltip)) {
title += ' ' + self.options.tooltip;
}
return title;
}
function reset() {
if (self.options.resizable && !self.options.collapsed) {
// fixme: silly, pass an option
self.options.parent.reset(
self.isLeftOrTop ? 0
: self.options.parent.options('elements').length - 1
);
}
}
function toggle() {
if (self.options.collapsible) {
// fixme: silly, pass an option
self.options.parent.toggle(
self.isLeftOrTop ? 0
: self.options.parent.options('elements').length - 1
);
self.options.collapsed = !self.options.collapsed;
that.css({cursor: getCursor()});
self.$tooltip && self.$tooltip.hide(function() {
self.$tooltip.options({title: getTitle()});
});
}
}
function triggerEvents(event) {
self.options.elements[0].triggerEvent(event, {
size: self.isLeftOrTop
? self.options.size
: self.options.elements[0][self.dimensions[1]]()
});
self.options.elements[1].triggerEvent(event, {
size: self.isLeftOrTop
? self.options.elements[1][self.dimensions[1]]()
: self.options.size
});
}
self.setOption = function(key, value) {
if (key == 'collapsed') {
that.css({cursor: getCursor()});
self.$tooltip && self.$tooltip.options({title: getTitle()});
}
};
return that;
};