lib/bivouac/template/static/slider.js in bivouac-0.3.0 vs lib/bivouac/template/static/slider.js in bivouac-0.4.0

- old
+ new

@@ -1,8 +1,8 @@ -// script.aculo.us slider.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 +// script.aculo.us slider.js v1.8.2, Tue Nov 18 18:30:58 +0100 2008 -// Copyright (c) 2005-2007 Marty Haught, Thomas Fuchs +// Copyright (c) 2005-2008 Marty Haught, Thomas Fuchs // // script.aculo.us is freely distributable under the terms of an MIT-style license. // For details, see the script.aculo.us web site: http://script.aculo.us/ if (!Control) var Control = { }; @@ -14,25 +14,25 @@ // onChange(value) // onSlide(value) Control.Slider = Class.create({ initialize: function(handle, track, options) { var slider = this; - + if (Object.isArray(handle)) { this.handles = handle.collect( function(e) { return $(e) }); } else { this.handles = [$(handle)]; } - + this.track = $(track); this.options = options || { }; this.axis = this.options.axis || 'horizontal'; this.increment = this.options.increment || 1; this.step = parseInt(this.options.step || '1'); this.range = this.options.range || $R(0,1); - + this.value = 0; // assure backwards compat this.values = this.handles.map( function() { return 0 }); this.spans = this.options.spans ? this.options.spans.map(function(s){ return $(s) }) : false; this.options.startSpan = $(this.options.startSpan || null); this.options.endSpan = $(this.options.endSpan || null); @@ -43,17 +43,17 @@ this.minimum = this.options.minimum || this.range.start; // Will be used to align the handle onto the track, if necessary this.alignX = parseInt(this.options.alignX || '0'); this.alignY = parseInt(this.options.alignY || '0'); - + this.trackLength = this.maximumOffset() - this.minimumOffset(); - this.handleLength = this.isVertical() ? - (this.handles[0].offsetHeight != 0 ? - this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) : - (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth : + this.handleLength = this.isVertical() ? + (this.handles[0].offsetHeight != 0 ? + this.handles[0].offsetHeight : this.handles[0].style.height.replace(/px$/,"")) : + (this.handles[0].offsetWidth != 0 ? this.handles[0].offsetWidth : this.handles[0].style.width.replace(/px$/,"")); this.active = false; this.dragging = false; this.disabled = false; @@ -73,24 +73,24 @@ // Initialize handles in reverse (make sure first handle is active) this.handles.each( function(h,i) { i = slider.handles.length-1-i; slider.setValue(parseFloat( - (Object.isArray(slider.options.sliderValue) ? - slider.options.sliderValue[i] : slider.options.sliderValue) || + (Object.isArray(slider.options.sliderValue) ? + slider.options.sliderValue[i] : slider.options.sliderValue) || slider.range.start), i); h.makePositioned().observe("mousedown", slider.eventMouseDown); }); - + this.track.observe("mousedown", this.eventMouseDown); document.observe("mouseup", this.eventMouseUp); document.observe("mousemove", this.eventMouseMove); - + this.initialized = true; }, dispose: function() { - var slider = this; + var slider = this; Event.stopObserving(this.track, "mousedown", this.eventMouseDown); Event.stopObserving(document, "mouseup", this.eventMouseUp); Event.stopObserving(document, "mousemove", this.eventMouseMove); this.handles.each( function(h) { Event.stopObserving(h, "mousedown", slider.eventMouseDown); @@ -99,24 +99,24 @@ setDisabled: function(){ this.disabled = true; }, setEnabled: function(){ this.disabled = false; - }, + }, getNearestValue: function(value){ if (this.allowedValues){ if (value >= this.allowedValues.max()) return(this.allowedValues.max()); if (value <= this.allowedValues.min()) return(this.allowedValues.min()); - + var offset = Math.abs(this.allowedValues[0] - value); var newValue = this.allowedValues[0]; this.allowedValues.each( function(v) { var currentOffset = Math.abs(v - value); if (currentOffset <= offset){ newValue = v; offset = currentOffset; - } + } }); return newValue; } if (value > this.range.end) return this.range.end; if (value < this.range.start) return this.range.start; @@ -136,45 +136,45 @@ sliderValue = this.values[handleIdx+1]; } sliderValue = this.getNearestValue(sliderValue); this.values[handleIdx] = sliderValue; this.value = this.values[0]; // assure backwards compat - - this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] = + + this.handles[handleIdx].style[this.isVertical() ? 'top' : 'left'] = this.translateToPx(sliderValue); - + this.drawSpans(); if (!this.dragging || !this.event) this.updateFinished(); }, setValueBy: function(delta, handleIdx) { - this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta, + this.setValue(this.values[handleIdx || this.activeHandleIdx || 0] + delta, handleIdx || this.activeHandleIdx || 0); }, translateToPx: function(value) { return Math.round( - ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) * + ((this.trackLength-this.handleLength)/(this.range.end-this.range.start)) * (value - this.range.start)) + "px"; }, translateToValue: function(offset) { - return ((offset/(this.trackLength-this.handleLength) * + return ((offset/(this.trackLength-this.handleLength) * (this.range.end-this.range.start)) + this.range.start); }, getRange: function(range) { - var v = this.values.sortBy(Prototype.K); + var v = this.values.sortBy(Prototype.K); range = range || 0; return $R(v[range],v[range+1]); }, minimumOffset: function(){ return(this.isVertical() ? this.alignY : this.alignX); }, maximumOffset: function(){ - return(this.isVertical() ? + return(this.isVertical() ? (this.track.offsetHeight != 0 ? this.track.offsetHeight : - this.track.style.height.replace(/px$/,"")) - this.alignY : - (this.track.offsetWidth != 0 ? this.track.offsetWidth : + this.track.style.height.replace(/px$/,"")) - this.alignY : + (this.track.offsetWidth != 0 ? this.track.offsetWidth : this.track.style.width.replace(/px$/,"")) - this.alignX); - }, + }, isVertical: function(){ return (this.axis == 'vertical'); }, drawSpans: function() { var slider = this; @@ -182,11 +182,11 @@ $R(0, this.spans.length-1).each(function(r) { slider.setSpan(slider.spans[r], slider.getRange(r)) }); if (this.options.startSpan) this.setSpan(this.options.startSpan, $R(0, this.values.length>1 ? this.getRange(0).min() : this.value )); if (this.options.endSpan) - this.setSpan(this.options.endSpan, + this.setSpan(this.options.endSpan, $R(this.values.length>1 ? this.getRange(this.spans.length-1).max() : this.value, this.maximum)); }, setSpan: function(span, range) { if (this.isVertical()) { span.style.top = this.translateToPx(range.start); @@ -202,33 +202,33 @@ }, startDrag: function(event) { if (Event.isLeftClick(event)) { if (!this.disabled){ this.active = true; - + var handle = Event.element(event); var pointer = [Event.pointerX(event), Event.pointerY(event)]; var track = handle; if (track==this.track) { - var offsets = Position.cumulativeOffset(this.track); + var offsets = Position.cumulativeOffset(this.track); this.event = event; - this.setValue(this.translateToValue( + this.setValue(this.translateToValue( (this.isVertical() ? pointer[1]-offsets[1] : pointer[0]-offsets[0])-(this.handleLength/2) )); var offsets = Position.cumulativeOffset(this.activeHandle); this.offsetX = (pointer[0] - offsets[0]); this.offsetY = (pointer[1] - offsets[1]); } else { // find the handle (prevents issues with Safari) - while((this.handles.indexOf(handle) == -1) && handle.parentNode) + while((this.handles.indexOf(handle) == -1) && handle.parentNode) handle = handle.parentNode; - + if (this.handles.indexOf(handle)!=-1) { this.activeHandle = handle; this.activeHandleIdx = this.handles.indexOf(this.activeHandle); this.updateStyles(); - + var offsets = Position.cumulativeOffset(this.activeHandle); this.offsetX = (pointer[0] - offsets[0]); this.offsetY = (pointer[1] - offsets[1]); } } @@ -259,17 +259,17 @@ this.finishDrag(event, true); Event.stop(event); } this.active = false; this.dragging = false; - }, + }, finishDrag: function(event, success) { this.active = false; this.dragging = false; this.updateFinished(); }, updateFinished: function() { - if (this.initialized && this.options.onChange) + if (this.initialized && this.options.onChange) this.options.onChange(this.values.length>1 ? this.values : this.value, this); this.event = null; } -}); +}); \ No newline at end of file