diff options
author | wei <> | 2006-02-01 07:08:55 +0000 |
---|---|---|
committer | wei <> | 2006-02-01 07:08:55 +0000 |
commit | 6f692501612bd24212f625c94427dfc5dcf17af8 (patch) | |
tree | 81c8cc22c63028a4d342ee37be19362c438d7522 /framework/Web/Javascripts/effects/slider.js | |
parent | 5682cc56a4c703408dd927bda629ab36824dae09 (diff) |
Update js library.
Diffstat (limited to 'framework/Web/Javascripts/effects/slider.js')
-rw-r--r-- | framework/Web/Javascripts/effects/slider.js | 564 |
1 files changed, 282 insertions, 282 deletions
diff --git a/framework/Web/Javascripts/effects/slider.js b/framework/Web/Javascripts/effects/slider.js index 937f75b2..fdd0bcca 100644 --- a/framework/Web/Javascripts/effects/slider.js +++ b/framework/Web/Javascripts/effects/slider.js @@ -1,283 +1,283 @@ -// Copyright (c) 2005 Marty Haught, Thomas Fuchs
-//
-// See http://script.aculo.us for more info
-//
-// Permission is hereby granted, free of charge, to any person obtaining
-// a copy of this software and associated documentation files (the
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to
-// permit persons to whom the Software is furnished to do so, subject to
-// the following conditions:
-//
-// The above copyright notice and this permission notice shall be
-// included in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-if(!Control) var Control = {};
-Control.Slider = Class.create();
-
-// options:
-// axis: 'vertical', or 'horizontal' (default)
-//
-// callbacks:
-// onChange(value)
-// onSlide(value)
-Control.Slider.prototype = {
- initialize: function(handle, track, options) {
- var slider = this;
-
- if(handle instanceof Array) {
- 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);
-
- this.restricted = this.options.restricted || false;
-
- this.maximum = this.options.maximum || this.range.end;
- 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 : this.handles[0].offsetWidth;
-
- this.active = false;
- this.dragging = false;
- this.disabled = false;
-
- if(this.options.disabled) this.setDisabled();
-
- // Allowed values array
- this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false;
- if(this.allowedValues) {
- this.minimum = this.allowedValues.min();
- this.maximum = this.allowedValues.max();
- }
-
- this.eventMouseDown = this.startDrag.bindAsEventListener(this);
- this.eventMouseUp = this.endDrag.bindAsEventListener(this);
- this.eventMouseMove = this.update.bindAsEventListener(this);
-
- // 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(
- (slider.options.sliderValue instanceof Array ?
- slider.options.sliderValue[i] : slider.options.sliderValue) ||
- slider.range.start), i);
- Element.makePositioned(h); // fix IE
- Event.observe(h, "mousedown", slider.eventMouseDown);
- });
-
- Event.observe(this.track, "mousedown", this.eventMouseDown);
- Event.observe(document, "mouseup", this.eventMouseUp);
- Event.observe(document, "mousemove", this.eventMouseMove);
-
- this.initialized = true;
- },
- dispose: function() {
- 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);
- });
- },
- 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;
- return value;
- },
- setValue: function(sliderValue, handleIdx){
- if(!this.active) {
- this.activeHandle = this.handles[handleIdx];
- this.activeHandleIdx = handleIdx;
- this.updateStyles();
- }
- handleIdx = handleIdx || this.activeHandleIdx || 0;
- if(this.initialized && this.restricted) {
- if((handleIdx>0) && (sliderValue<this.values[handleIdx-1]))
- sliderValue = this.values[handleIdx-1];
- if((handleIdx < (this.handles.length-1)) && (sliderValue>this.values[handleIdx+1]))
- 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.translateToPx(sliderValue);
-
- this.drawSpans();
- if(!this.dragging || !this.event) this.updateFinished();
- },
- setValueBy: function(delta, handleIdx) {
- 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)) *
- (value - this.range.start)) + "px";
- },
- translateToValue: function(offset) {
- 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);
- range = range || 0;
- return $R(v[range],v[range+1]);
- },
- minimumOffset: function(){
- return(this.isVertical() ? this.alignY : this.alignX);
- },
- maximumOffset: function(){
- return(this.isVertical() ?
- this.track.offsetHeight - this.alignY : this.track.offsetWidth - this.alignX);
- },
- isVertical: function(){
- return (this.axis == 'vertical');
- },
- drawSpans: function() {
- var slider = this;
- if(this.spans)
- $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,
- $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);
- span.style.height = this.translateToPx(range.end - range.start);
- } else {
- span.style.left = this.translateToPx(range.start);
- span.style.width = this.translateToPx(range.end - range.start);
- }
- },
- updateStyles: function() {
- this.handles.each( function(h){ Element.removeClassName(h, 'selected') });
- Element.addClassName(this.activeHandle, 'selected');
- },
- 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)];
- if(handle==this.track) {
- var offsets = Position.cumulativeOffset(this.track);
- this.event = event;
- 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)
- handle = handle.parentNode;
-
- 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]);
- }
- }
- Event.stop(event);
- }
- },
- update: function(event) {
- if(this.active) {
- if(!this.dragging) this.dragging = true;
- this.draw(event);
- // fix AppleWebKit rendering
- if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);
- Event.stop(event);
- }
- },
- draw: function(event) {
- var pointer = [Event.pointerX(event), Event.pointerY(event)];
- var offsets = Position.cumulativeOffset(this.track);
- pointer[0] -= this.offsetX + offsets[0];
- pointer[1] -= this.offsetY + offsets[1];
- this.event = event;
- this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] ));
- if(this.initialized && this.options.onSlide)
- this.options.onSlide(this.values.length>1 ? this.values : this.value, this);
- },
- endDrag: function(event) {
- if(this.active && this.dragging) {
- 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)
- this.options.onChange(this.values.length>1 ? this.values : this.value, this);
- this.event = null;
- }
+// Copyright (c) 2005 Marty Haught, Thomas Fuchs +// +// See http://script.aculo.us for more info +// +// Permission is hereby granted, free of charge, to any person obtaining +// a copy of this software and associated documentation files (the +// "Software"), to deal in the Software without restriction, including +// without limitation the rights to use, copy, modify, merge, publish, +// distribute, sublicense, and/or sell copies of the Software, and to +// permit persons to whom the Software is furnished to do so, subject to +// the following conditions: +// +// The above copyright notice and this permission notice shall be +// included in all copies or substantial portions of the Software. +// +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +if(!Control) var Control = {}; +Control.Slider = Class.create(); + +// options: +// axis: 'vertical', or 'horizontal' (default) +// +// callbacks: +// onChange(value) +// onSlide(value) +Control.Slider.prototype = { + initialize: function(handle, track, options) { + var slider = this; + + if(handle instanceof Array) { + 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); + + this.restricted = this.options.restricted || false; + + this.maximum = this.options.maximum || this.range.end; + 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 : this.handles[0].offsetWidth; + + this.active = false; + this.dragging = false; + this.disabled = false; + + if(this.options.disabled) this.setDisabled(); + + // Allowed values array + this.allowedValues = this.options.values ? this.options.values.sortBy(Prototype.K) : false; + if(this.allowedValues) { + this.minimum = this.allowedValues.min(); + this.maximum = this.allowedValues.max(); + } + + this.eventMouseDown = this.startDrag.bindAsEventListener(this); + this.eventMouseUp = this.endDrag.bindAsEventListener(this); + this.eventMouseMove = this.update.bindAsEventListener(this); + + // 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( + (slider.options.sliderValue instanceof Array ? + slider.options.sliderValue[i] : slider.options.sliderValue) || + slider.range.start), i); + Element.makePositioned(h); // fix IE + Event.observe(h, "mousedown", slider.eventMouseDown); + }); + + Event.observe(this.track, "mousedown", this.eventMouseDown); + Event.observe(document, "mouseup", this.eventMouseUp); + Event.observe(document, "mousemove", this.eventMouseMove); + + this.initialized = true; + }, + dispose: function() { + 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); + }); + }, + 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; + return value; + }, + setValue: function(sliderValue, handleIdx){ + if(!this.active) { + this.activeHandle = this.handles[handleIdx]; + this.activeHandleIdx = handleIdx; + this.updateStyles(); + } + handleIdx = handleIdx || this.activeHandleIdx || 0; + if(this.initialized && this.restricted) { + if((handleIdx>0) && (sliderValue<this.values[handleIdx-1])) + sliderValue = this.values[handleIdx-1]; + if((handleIdx < (this.handles.length-1)) && (sliderValue>this.values[handleIdx+1])) + 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.translateToPx(sliderValue); + + this.drawSpans(); + if(!this.dragging || !this.event) this.updateFinished(); + }, + setValueBy: function(delta, handleIdx) { + 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)) * + (value - this.range.start)) + "px"; + }, + translateToValue: function(offset) { + 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); + range = range || 0; + return $R(v[range],v[range+1]); + }, + minimumOffset: function(){ + return(this.isVertical() ? this.alignY : this.alignX); + }, + maximumOffset: function(){ + return(this.isVertical() ? + this.track.offsetHeight - this.alignY : this.track.offsetWidth - this.alignX); + }, + isVertical: function(){ + return (this.axis == 'vertical'); + }, + drawSpans: function() { + var slider = this; + if(this.spans) + $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, + $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); + span.style.height = this.translateToPx(range.end - range.start); + } else { + span.style.left = this.translateToPx(range.start); + span.style.width = this.translateToPx(range.end - range.start); + } + }, + updateStyles: function() { + this.handles.each( function(h){ Element.removeClassName(h, 'selected') }); + Element.addClassName(this.activeHandle, 'selected'); + }, + 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)]; + if(handle==this.track) { + var offsets = Position.cumulativeOffset(this.track); + this.event = event; + 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) + handle = handle.parentNode; + + 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]); + } + } + Event.stop(event); + } + }, + update: function(event) { + if(this.active) { + if(!this.dragging) this.dragging = true; + this.draw(event); + // fix AppleWebKit rendering + if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0); + Event.stop(event); + } + }, + draw: function(event) { + var pointer = [Event.pointerX(event), Event.pointerY(event)]; + var offsets = Position.cumulativeOffset(this.track); + pointer[0] -= this.offsetX + offsets[0]; + pointer[1] -= this.offsetY + offsets[1]; + this.event = event; + this.setValue(this.translateToValue( this.isVertical() ? pointer[1] : pointer[0] )); + if(this.initialized && this.options.onSlide) + this.options.onSlide(this.values.length>1 ? this.values : this.value, this); + }, + endDrag: function(event) { + if(this.active && this.dragging) { + 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) + this.options.onChange(this.values.length>1 ? this.values : this.value, this); + this.event = null; + } }
\ No newline at end of file |