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- ( function( window, factory ) {
-
-
- if ( typeof define == 'function' && define.amd ) {
-
- define( 'jquery-bridget/jquery-bridget',[ 'jquery' ], function( jQuery ) {
- return factory( window, jQuery );
- });
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory(
- window,
- require('jquery')
- );
- } else {
-
- window.jQueryBridget = factory(
- window,
- window.jQuery
- );
- }
- }( window, function factory( window, jQuery ) {
- 'use strict';
- var arraySlice = Array.prototype.slice;
- var console = window.console;
- var logError = typeof console == 'undefined' ? function() {} :
- function( message ) {
- console.error( message );
- };
- function jQueryBridget( namespace, PluginClass, $ ) {
- $ = $ || jQuery || window.jQuery;
- if ( !$ ) {
- return;
- }
-
- if ( !PluginClass.prototype.option ) {
-
- PluginClass.prototype.option = function( opts ) {
-
- if ( !$.isPlainObject( opts ) ){
- return;
- }
- this.options = $.extend( true, this.options, opts );
- };
- }
-
- $.fn[ namespace ] = function( arg0 /*, arg1 */ ) {
- if ( typeof arg0 == 'string' ) {
-
-
- var args = arraySlice.call( arguments, 1 );
- return methodCall( this, arg0, args );
- }
-
- plainCall( this, arg0 );
- return this;
- };
-
- function methodCall( $elems, methodName, args ) {
- var returnValue;
- var pluginMethodStr = '$().' + namespace + '("' + methodName + '")';
- $elems.each( function( i, elem ) {
-
- var instance = $.data( elem, namespace );
- if ( !instance ) {
- logError( namespace + ' not initialized. Cannot call methods, i.e. ' +
- pluginMethodStr );
- return;
- }
- var method = instance[ methodName ];
- if ( !method || methodName.charAt(0) == '_' ) {
- logError( pluginMethodStr + ' is not a valid method' );
- return;
- }
-
- var value = method.apply( instance, args );
-
- returnValue = returnValue === undefined ? value : returnValue;
- });
- return returnValue !== undefined ? returnValue : $elems;
- }
- function plainCall( $elems, options ) {
- $elems.each( function( i, elem ) {
- var instance = $.data( elem, namespace );
- if ( instance ) {
-
- instance.option( options );
- instance._init();
- } else {
-
- instance = new PluginClass( elem, options );
- $.data( elem, namespace, instance );
- }
- });
- }
- updateJQuery( $ );
- }
- function updateJQuery( $ ) {
- if ( !$ || ( $ && $.bridget ) ) {
- return;
- }
- $.bridget = jQueryBridget;
- }
- updateJQuery( jQuery || window.jQuery );
- return jQueryBridget;
- }));
- ( function( window, factory ) {
- 'use strict';
- if ( typeof define == 'function' && define.amd ) {
-
- define( 'get-size/get-size',[],function() {
- return factory();
- });
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory();
- } else {
-
- window.getSize = factory();
- }
- })( window, function factory() {
- 'use strict';
- function getStyleSize( value ) {
- var num = parseFloat( value );
-
- var isValid = value.indexOf('%') == -1 && !isNaN( num );
- return isValid && num;
- }
- function noop() {}
- var logError = typeof console == 'undefined' ? noop :
- function( message ) {
- console.error( message );
- };
- var measurements = [
- 'paddingLeft',
- 'paddingRight',
- 'paddingTop',
- 'paddingBottom',
- 'marginLeft',
- 'marginRight',
- 'marginTop',
- 'marginBottom',
- 'borderLeftWidth',
- 'borderRightWidth',
- 'borderTopWidth',
- 'borderBottomWidth'
- ];
- var measurementsLength = measurements.length;
- function getZeroSize() {
- var size = {
- width: 0,
- height: 0,
- innerWidth: 0,
- innerHeight: 0,
- outerWidth: 0,
- outerHeight: 0
- };
- for ( var i=0; i < measurementsLength; i++ ) {
- var measurement = measurements[i];
- size[ measurement ] = 0;
- }
- return size;
- }
- function getStyle( elem ) {
- var style = getComputedStyle( elem );
- if ( !style ) {
- logError( 'Style returned ' + style +
- '. Are you running this code in a hidden iframe on Firefox? ' +
- 'See http://bit.ly/getsizebug1' );
- }
- return style;
- }
- var isSetup = false;
- var isBoxSizeOuter;
- function setup() {
-
- if ( isSetup ) {
- return;
- }
- isSetup = true;
-
-
- var div = document.createElement('div');
- div.style.width = '200px';
- div.style.padding = '1px 2px 3px 4px';
- div.style.borderStyle = 'solid';
- div.style.borderWidth = '1px 2px 3px 4px';
- div.style.boxSizing = 'border-box';
- var body = document.body || document.documentElement;
- body.appendChild( div );
- var style = getStyle( div );
- getSize.isBoxSizeOuter = isBoxSizeOuter = getStyleSize( style.width ) == 200;
- body.removeChild( div );
- }
- function getSize( elem ) {
- setup();
-
- if ( typeof elem == 'string' ) {
- elem = document.querySelector( elem );
- }
-
- if ( !elem || typeof elem != 'object' || !elem.nodeType ) {
- return;
- }
- var style = getStyle( elem );
-
- if ( style.display == 'none' ) {
- return getZeroSize();
- }
- var size = {};
- size.width = elem.offsetWidth;
- size.height = elem.offsetHeight;
- var isBorderBox = size.isBorderBox = style.boxSizing == 'border-box';
-
- for ( var i=0; i < measurementsLength; i++ ) {
- var measurement = measurements[i];
- var value = style[ measurement ];
- var num = parseFloat( value );
-
- size[ measurement ] = !isNaN( num ) ? num : 0;
- }
- var paddingWidth = size.paddingLeft + size.paddingRight;
- var paddingHeight = size.paddingTop + size.paddingBottom;
- var marginWidth = size.marginLeft + size.marginRight;
- var marginHeight = size.marginTop + size.marginBottom;
- var borderWidth = size.borderLeftWidth + size.borderRightWidth;
- var borderHeight = size.borderTopWidth + size.borderBottomWidth;
- var isBorderBoxSizeOuter = isBorderBox && isBoxSizeOuter;
-
- var styleWidth = getStyleSize( style.width );
- if ( styleWidth !== false ) {
- size.width = styleWidth +
-
- ( isBorderBoxSizeOuter ? 0 : paddingWidth + borderWidth );
- }
- var styleHeight = getStyleSize( style.height );
- if ( styleHeight !== false ) {
- size.height = styleHeight +
-
- ( isBorderBoxSizeOuter ? 0 : paddingHeight + borderHeight );
- }
- size.innerWidth = size.width - ( paddingWidth + borderWidth );
- size.innerHeight = size.height - ( paddingHeight + borderHeight );
- size.outerWidth = size.width + marginWidth;
- size.outerHeight = size.height + marginHeight;
- return size;
- }
- return getSize;
- });
- ( function( global, factory ) {
-
-
- if ( typeof define == 'function' && define.amd ) {
-
- define( 'ev-emitter/ev-emitter',factory );
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory();
- } else {
-
- global.EvEmitter = factory();
- }
- }( typeof window != 'undefined' ? window : this, function() {
- function EvEmitter() {}
- var proto = EvEmitter.prototype;
- proto.on = function( eventName, listener ) {
- if ( !eventName || !listener ) {
- return;
- }
-
- var events = this._events = this._events || {};
-
- var listeners = events[ eventName ] = events[ eventName ] || [];
-
- if ( listeners.indexOf( listener ) == -1 ) {
- listeners.push( listener );
- }
- return this;
- };
- proto.once = function( eventName, listener ) {
- if ( !eventName || !listener ) {
- return;
- }
-
- this.on( eventName, listener );
-
-
- var onceEvents = this._onceEvents = this._onceEvents || {};
-
- var onceListeners = onceEvents[ eventName ] = onceEvents[ eventName ] || {};
-
- onceListeners[ listener ] = true;
- return this;
- };
- proto.off = function( eventName, listener ) {
- var listeners = this._events && this._events[ eventName ];
- if ( !listeners || !listeners.length ) {
- return;
- }
- var index = listeners.indexOf( listener );
- if ( index != -1 ) {
- listeners.splice( index, 1 );
- }
- return this;
- };
- proto.emitEvent = function( eventName, args ) {
- var listeners = this._events && this._events[ eventName ];
- if ( !listeners || !listeners.length ) {
- return;
- }
-
- listeners = listeners.slice(0);
- args = args || [];
-
- var onceListeners = this._onceEvents && this._onceEvents[ eventName ];
- for ( var i=0; i < listeners.length; i++ ) {
- var listener = listeners[i]
- var isOnce = onceListeners && onceListeners[ listener ];
- if ( isOnce ) {
-
-
- this.off( eventName, listener );
-
- delete onceListeners[ listener ];
- }
-
- listener.apply( this, args );
- }
- return this;
- };
- proto.allOff = function() {
- delete this._events;
- delete this._onceEvents;
- };
- return EvEmitter;
- }));
- ( function( window, factory ) {
-
-
- if ( typeof define == 'function' && define.amd ) {
-
- define( 'unipointer/unipointer',[
- 'ev-emitter/ev-emitter'
- ], function( EvEmitter ) {
- return factory( window, EvEmitter );
- });
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory(
- window,
- require('ev-emitter')
- );
- } else {
-
- window.Unipointer = factory(
- window,
- window.EvEmitter
- );
- }
- }( window, function factory( window, EvEmitter ) {
- function noop() {}
- function Unipointer() {}
- var proto = Unipointer.prototype = Object.create( EvEmitter.prototype );
- proto.bindStartEvent = function( elem ) {
- this._bindStartEvent( elem, true );
- };
- proto.unbindStartEvent = function( elem ) {
- this._bindStartEvent( elem, false );
- };
- proto._bindStartEvent = function( elem, isAdd ) {
-
- isAdd = isAdd === undefined ? true : isAdd;
- var bindMethod = isAdd ? 'addEventListener' : 'removeEventListener';
-
- var startEvent = 'mousedown';
- if ( window.PointerEvent ) {
-
- startEvent = 'pointerdown';
- } else if ( 'ontouchstart' in window ) {
-
- startEvent = 'touchstart';
- }
- elem[ bindMethod ]( startEvent, this );
- };
- proto.handleEvent = function( event ) {
- var method = 'on' + event.type;
- if ( this[ method ] ) {
- this[ method ]( event );
- }
- };
- proto.getTouch = function( touches ) {
- for ( var i=0; i < touches.length; i++ ) {
- var touch = touches[i];
- if ( touch.identifier == this.pointerIdentifier ) {
- return touch;
- }
- }
- };
- proto.onmousedown = function( event ) {
-
- var button = event.button;
- if ( button && ( button !== 0 && button !== 1 ) ) {
- return;
- }
- this._pointerDown( event, event );
- };
- proto.ontouchstart = function( event ) {
- this._pointerDown( event, event.changedTouches[0] );
- };
- proto.onpointerdown = function( event ) {
- this._pointerDown( event, event );
- };
- proto._pointerDown = function( event, pointer ) {
-
-
- if ( event.button || this.isPointerDown ) {
- return;
- }
- this.isPointerDown = true;
-
- this.pointerIdentifier = pointer.pointerId !== undefined ?
-
- pointer.pointerId : pointer.identifier;
- this.pointerDown( event, pointer );
- };
- proto.pointerDown = function( event, pointer ) {
- this._bindPostStartEvents( event );
- this.emitEvent( 'pointerDown', [ event, pointer ] );
- };
- var postStartEvents = {
- mousedown: [ 'mousemove', 'mouseup' ],
- touchstart: [ 'touchmove', 'touchend', 'touchcancel' ],
- pointerdown: [ 'pointermove', 'pointerup', 'pointercancel' ],
- };
- proto._bindPostStartEvents = function( event ) {
- if ( !event ) {
- return;
- }
-
- var events = postStartEvents[ event.type ];
-
- events.forEach( function( eventName ) {
- window.addEventListener( eventName, this );
- }, this );
-
- this._boundPointerEvents = events;
- };
- proto._unbindPostStartEvents = function() {
-
- if ( !this._boundPointerEvents ) {
- return;
- }
- this._boundPointerEvents.forEach( function( eventName ) {
- window.removeEventListener( eventName, this );
- }, this );
- delete this._boundPointerEvents;
- };
- proto.onmousemove = function( event ) {
- this._pointerMove( event, event );
- };
- proto.onpointermove = function( event ) {
- if ( event.pointerId == this.pointerIdentifier ) {
- this._pointerMove( event, event );
- }
- };
- proto.ontouchmove = function( event ) {
- var touch = this.getTouch( event.changedTouches );
- if ( touch ) {
- this._pointerMove( event, touch );
- }
- };
- proto._pointerMove = function( event, pointer ) {
- this.pointerMove( event, pointer );
- };
- proto.pointerMove = function( event, pointer ) {
- this.emitEvent( 'pointerMove', [ event, pointer ] );
- };
- proto.onmouseup = function( event ) {
- this._pointerUp( event, event );
- };
- proto.onpointerup = function( event ) {
- if ( event.pointerId == this.pointerIdentifier ) {
- this._pointerUp( event, event );
- }
- };
- proto.ontouchend = function( event ) {
- var touch = this.getTouch( event.changedTouches );
- if ( touch ) {
- this._pointerUp( event, touch );
- }
- };
- proto._pointerUp = function( event, pointer ) {
- this._pointerDone();
- this.pointerUp( event, pointer );
- };
- proto.pointerUp = function( event, pointer ) {
- this.emitEvent( 'pointerUp', [ event, pointer ] );
- };
- proto._pointerDone = function() {
- this._pointerReset();
- this._unbindPostStartEvents();
- this.pointerDone();
- };
- proto._pointerReset = function() {
-
- this.isPointerDown = false;
- delete this.pointerIdentifier;
- };
- proto.pointerDone = noop;
- proto.onpointercancel = function( event ) {
- if ( event.pointerId == this.pointerIdentifier ) {
- this._pointerCancel( event, event );
- }
- };
- proto.ontouchcancel = function( event ) {
- var touch = this.getTouch( event.changedTouches );
- if ( touch ) {
- this._pointerCancel( event, touch );
- }
- };
- proto._pointerCancel = function( event, pointer ) {
- this._pointerDone();
- this.pointerCancel( event, pointer );
- };
- proto.pointerCancel = function( event, pointer ) {
- this.emitEvent( 'pointerCancel', [ event, pointer ] );
- };
- Unipointer.getPointerPoint = function( pointer ) {
- return {
- x: pointer.pageX,
- y: pointer.pageY
- };
- };
- return Unipointer;
- }));
- ( function( window, factory ) {
-
-
- if ( typeof define == 'function' && define.amd ) {
-
- define( 'unidragger/unidragger',[
- 'unipointer/unipointer'
- ], function( Unipointer ) {
- return factory( window, Unipointer );
- });
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory(
- window,
- require('unipointer')
- );
- } else {
-
- window.Unidragger = factory(
- window,
- window.Unipointer
- );
- }
- }( window, function factory( window, Unipointer ) {
- function Unidragger() {}
- var proto = Unidragger.prototype = Object.create( Unipointer.prototype );
- proto.bindHandles = function() {
- this._bindHandles( true );
- };
- proto.unbindHandles = function() {
- this._bindHandles( false );
- };
- proto._bindHandles = function( isAdd ) {
-
- isAdd = isAdd === undefined ? true : isAdd;
-
- var bindMethod = isAdd ? 'addEventListener' : 'removeEventListener';
- var touchAction = isAdd ? this._touchActionValue : '';
- for ( var i=0; i < this.handles.length; i++ ) {
- var handle = this.handles[i];
- this._bindStartEvent( handle, isAdd );
- handle[ bindMethod ]( 'click', this );
-
- if ( window.PointerEvent ) {
- handle.style.touchAction = touchAction;
- }
- }
- };
- proto._touchActionValue = 'none';
- proto.pointerDown = function( event, pointer ) {
- var isOkay = this.okayPointerDown( event );
- if ( !isOkay ) {
- return;
- }
-
- this.pointerDownPointer = pointer;
- event.preventDefault();
- this.pointerDownBlur();
-
- this._bindPostStartEvents( event );
- this.emitEvent( 'pointerDown', [ event, pointer ] );
- };
- var cursorNodes = {
- TEXTAREA: true,
- INPUT: true,
- SELECT: true,
- OPTION: true,
- };
- var clickTypes = {
- radio: true,
- checkbox: true,
- button: true,
- submit: true,
- image: true,
- file: true,
- };
- proto.okayPointerDown = function( event ) {
- var isCursorNode = cursorNodes[ event.target.nodeName ];
- var isClickType = clickTypes[ event.target.type ];
- var isOkay = !isCursorNode || isClickType;
- if ( !isOkay ) {
- this._pointerReset();
- }
- return isOkay;
- };
- proto.pointerDownBlur = function() {
- var focused = document.activeElement;
-
- var canBlur = focused && focused.blur && focused != document.body;
- if ( canBlur ) {
- focused.blur();
- }
- };
- proto.pointerMove = function( event, pointer ) {
- var moveVector = this._dragPointerMove( event, pointer );
- this.emitEvent( 'pointerMove', [ event, pointer, moveVector ] );
- this._dragMove( event, pointer, moveVector );
- };
- proto._dragPointerMove = function( event, pointer ) {
- var moveVector = {
- x: pointer.pageX - this.pointerDownPointer.pageX,
- y: pointer.pageY - this.pointerDownPointer.pageY
- };
-
- if ( !this.isDragging && this.hasDragStarted( moveVector ) ) {
- this._dragStart( event, pointer );
- }
- return moveVector;
- };
- proto.hasDragStarted = function( moveVector ) {
- return Math.abs( moveVector.x ) > 3 || Math.abs( moveVector.y ) > 3;
- };
- proto.pointerUp = function( event, pointer ) {
- this.emitEvent( 'pointerUp', [ event, pointer ] );
- this._dragPointerUp( event, pointer );
- };
- proto._dragPointerUp = function( event, pointer ) {
- if ( this.isDragging ) {
- this._dragEnd( event, pointer );
- } else {
-
- this._staticClick( event, pointer );
- }
- };
- proto._dragStart = function( event, pointer ) {
- this.isDragging = true;
-
- this.isPreventingClicks = true;
- this.dragStart( event, pointer );
- };
- proto.dragStart = function( event, pointer ) {
- this.emitEvent( 'dragStart', [ event, pointer ] );
- };
- proto._dragMove = function( event, pointer, moveVector ) {
-
- if ( !this.isDragging ) {
- return;
- }
- this.dragMove( event, pointer, moveVector );
- };
- proto.dragMove = function( event, pointer, moveVector ) {
- event.preventDefault();
- this.emitEvent( 'dragMove', [ event, pointer, moveVector ] );
- };
- proto._dragEnd = function( event, pointer ) {
-
- this.isDragging = false;
-
- setTimeout( function() {
- delete this.isPreventingClicks;
- }.bind( this ) );
- this.dragEnd( event, pointer );
- };
- proto.dragEnd = function( event, pointer ) {
- this.emitEvent( 'dragEnd', [ event, pointer ] );
- };
- proto.onclick = function( event ) {
- if ( this.isPreventingClicks ) {
- event.preventDefault();
- }
- };
- proto._staticClick = function( event, pointer ) {
-
- if ( this.isIgnoringMouseUp && event.type == 'mouseup' ) {
- return;
- }
- this.staticClick( event, pointer );
-
- if ( event.type != 'mouseup' ) {
- this.isIgnoringMouseUp = true;
-
- setTimeout( function() {
- delete this.isIgnoringMouseUp;
- }.bind( this ), 400 );
- }
- };
- proto.staticClick = function( event, pointer ) {
- this.emitEvent( 'staticClick', [ event, pointer ] );
- };
- Unidragger.getPointerPoint = Unipointer.getPointerPoint;
- return Unidragger;
- }));
- ( function( window, factory ) {
-
-
- if ( typeof define == 'function' && define.amd ) {
-
- define( [
- 'get-size/get-size',
- 'unidragger/unidragger'
- ],
- function( getSize, Unidragger ) {
- return factory( window, getSize, Unidragger );
- });
- } else if ( typeof module == 'object' && module.exports ) {
-
- module.exports = factory(
- window,
- require('get-size'),
- require('unidragger')
- );
- } else {
-
- window.Draggabilly = factory(
- window,
- window.getSize,
- window.Unidragger
- );
- }
- }( window, function factory( window, getSize, Unidragger ) {
- function extend( a, b ) {
- for ( var prop in b ) {
- a[ prop ] = b[ prop ];
- }
- return a;
- }
- function noop() {}
- var jQuery = window.jQuery;
- function Draggabilly( element, options ) {
-
- this.element = typeof element == 'string' ?
- document.querySelector( element ) : element;
- if ( jQuery ) {
- this.$element = jQuery( this.element );
- }
-
- this.options = extend( {}, this.constructor.defaults );
- this.option( options );
- this._create();
- }
- var proto = Draggabilly.prototype = Object.create( Unidragger.prototype );
- Draggabilly.defaults = {
- };
- proto.option = function( opts ) {
- extend( this.options, opts );
- };
- var positionValues = {
- relative: true,
- absolute: true,
- fixed: true
- };
- proto._create = function() {
-
- this.position = {};
- this._getPosition();
- this.startPoint = { x: 0, y: 0 };
- this.dragPoint = { x: 0, y: 0 };
- this.startPosition = extend( {}, this.position );
-
- var style = getComputedStyle( this.element );
- if ( !positionValues[ style.position ] ) {
- this.element.style.position = 'relative';
- }
-
- this.on( 'pointerDown', this.onPointerDown );
- this.on( 'pointerMove', this.onPointerMove );
- this.on( 'pointerUp', this.onPointerUp );
- this.enable();
- this.setHandles();
- };
- proto.setHandles = function() {
- this.handles = this.options.handle ?
- this.element.querySelectorAll( this.options.handle ) : [ this.element ];
- this.bindHandles();
- };
- proto.dispatchEvent = function( type, event, args ) {
- var emitArgs = [ event ].concat( args );
- this.emitEvent( type, emitArgs );
- this.dispatchJQueryEvent( type, event, args );
- };
- proto.dispatchJQueryEvent = function( type, event, args ) {
- var jQuery = window.jQuery;
-
- if ( !jQuery || !this.$element ) {
- return;
- }
-
- var $event = jQuery.Event( event );
- $event.type = type;
- this.$element.trigger( $event, args );
- };
- proto._getPosition = function() {
- var style = getComputedStyle( this.element );
- var x = this._getPositionCoord( style.left, 'width' );
- var y = this._getPositionCoord( style.top, 'height' );
-
- this.position.x = isNaN( x ) ? 0 : x;
- this.position.y = isNaN( y ) ? 0 : y;
- this._addTransformPosition( style );
- };
- proto._getPositionCoord = function( styleSide, measure ) {
- if ( styleSide.indexOf('%') != -1 ) {
-
- var parentSize = getSize( this.element.parentNode );
-
- return !parentSize ? 0 :
- ( parseFloat( styleSide ) / 100 ) * parentSize[ measure ];
- }
- return parseInt( styleSide, 10 );
- };
- proto._addTransformPosition = function( style ) {
- var transform = style.transform;
-
- if ( transform.indexOf('matrix') !== 0 ) {
- return;
- }
-
- var matrixValues = transform.split(',');
-
- var xIndex = transform.indexOf('matrix3d') === 0 ? 12 : 4;
- var translateX = parseInt( matrixValues[ xIndex ], 10 );
-
- var translateY = parseInt( matrixValues[ xIndex + 1 ], 10 );
- this.position.x += translateX;
- this.position.y += translateY;
- };
- proto.onPointerDown = function( event, pointer ) {
- this.element.classList.add('is-pointer-down');
- this.dispatchJQueryEvent( 'pointerDown', event, [ pointer ] );
- };
- proto.dragStart = function( event, pointer ) {
- if ( !this.isEnabled ) {
- return;
- }
- this._getPosition();
- this.measureContainment();
-
- this.startPosition.x = this.position.x;
- this.startPosition.y = this.position.y;
-
- this.setLeftTop();
- this.dragPoint.x = 0;
- this.dragPoint.y = 0;
- this.element.classList.add('is-dragging');
- this.dispatchEvent( 'dragStart', event, [ pointer ] );
-
- this.animate();
- };
- proto.measureContainment = function() {
- var container = this.getContainer();
- if ( !container ) {
- return;
- }
- var elemSize = getSize( this.element );
- var containerSize = getSize( container );
- var elemRect = this.element.getBoundingClientRect();
- var containerRect = container.getBoundingClientRect();
- var borderSizeX = containerSize.borderLeftWidth + containerSize.borderRightWidth;
- var borderSizeY = containerSize.borderTopWidth + containerSize.borderBottomWidth;
- var position = this.relativeStartPosition = {
- x: elemRect.left - ( containerRect.left + containerSize.borderLeftWidth ),
- y: elemRect.top - ( containerRect.top + containerSize.borderTopWidth )
- };
- this.containSize = {
- width: ( containerSize.width - borderSizeX ) - position.x - elemSize.width,
- height: ( containerSize.height - borderSizeY ) - position.y - elemSize.height
- };
- };
- proto.getContainer = function() {
- var containment = this.options.containment;
- if ( !containment ) {
- return;
- }
- var isElement = containment instanceof HTMLElement;
-
- if ( isElement ) {
- return containment;
- }
-
- if ( typeof containment == 'string' ) {
- return document.querySelector( containment );
- }
-
- return this.element.parentNode;
- };
- proto.onPointerMove = function( event, pointer, moveVector ) {
- this.dispatchJQueryEvent( 'pointerMove', event, [ pointer, moveVector ] );
- };
- proto.dragMove = function( event, pointer, moveVector ) {
- if ( !this.isEnabled ) {
- return;
- }
- var dragX = moveVector.x;
- var dragY = moveVector.y;
- var grid = this.options.grid;
- var gridX = grid && grid[0];
- var gridY = grid && grid[1];
- dragX = applyGrid( dragX, gridX );
- dragY = applyGrid( dragY, gridY );
- dragX = this.containDrag( 'x', dragX, gridX );
- dragY = this.containDrag( 'y', dragY, gridY );
-
- dragX = this.options.axis == 'y' ? 0 : dragX;
- dragY = this.options.axis == 'x' ? 0 : dragY;
- this.position.x = this.startPosition.x + dragX;
- this.position.y = this.startPosition.y + dragY;
-
- this.dragPoint.x = dragX;
- this.dragPoint.y = dragY;
- this.dispatchEvent( 'dragMove', event, [ pointer, moveVector ] );
- };
- function applyGrid( value, grid, method ) {
- method = method || 'round';
- return grid ? Math[ method ]( value / grid ) * grid : value;
- }
- proto.containDrag = function( axis, drag, grid ) {
- if ( !this.options.containment ) {
- return drag;
- }
- var measure = axis == 'x' ? 'width' : 'height';
- var rel = this.relativeStartPosition[ axis ];
- var min = applyGrid( -rel, grid, 'ceil' );
- var max = this.containSize[ measure ];
- max = applyGrid( max, grid, 'floor' );
- return Math.max( min, Math.min( max, drag ) );
- };
- proto.onPointerUp = function( event, pointer ) {
- this.element.classList.remove('is-pointer-down');
- this.dispatchJQueryEvent( 'pointerUp', event, [ pointer ] );
- };
- proto.dragEnd = function( event, pointer ) {
- if ( !this.isEnabled ) {
- return;
- }
-
- this.element.style.transform = '';
- this.setLeftTop();
- this.element.classList.remove('is-dragging');
- this.dispatchEvent( 'dragEnd', event, [ pointer ] );
- };
- proto.animate = function() {
-
- if ( !this.isDragging ) {
- return;
- }
- this.positionDrag();
- var _this = this;
- requestAnimationFrame( function animateFrame() {
- _this.animate();
- });
- };
- proto.setLeftTop = function() {
- this.element.style.left = this.position.x + 'px';
- this.element.style.top = this.position.y + 'px';
- };
- proto.positionDrag = function() {
- this.element.style.transform = 'translate3d( ' + this.dragPoint.x +
- 'px, ' + this.dragPoint.y + 'px, 0)';
- };
- proto.staticClick = function( event, pointer ) {
- this.dispatchEvent( 'staticClick', event, [ pointer ] );
- };
- proto.setPosition = function( x, y ) {
- this.position.x = x;
- this.position.y = y;
- this.setLeftTop();
- };
- proto.enable = function() {
- this.isEnabled = true;
- };
- proto.disable = function() {
- this.isEnabled = false;
- if ( this.isDragging ) {
- this.dragEnd();
- }
- };
- proto.destroy = function() {
- this.disable();
-
- this.element.style.transform = '';
- this.element.style.left = '';
- this.element.style.top = '';
- this.element.style.position = '';
-
- this.unbindHandles();
-
- if ( this.$element ) {
- this.$element.removeData('draggabilly');
- }
- };
- proto._init = noop;
- if ( jQuery && jQuery.bridget ) {
- jQuery.bridget( 'draggabilly', Draggabilly );
- }
- return Draggabilly;
- }));
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