mirror of
https://github.com/openseadragon/openseadragon.git
synced 2025-01-19 17:21:50 +03:00
MouseTracker Original Events in handlers
Comment & Formatting fixes
This commit is contained in:
Mark Salsbery
parent
b3fa8f1184
commit
56f5b9fb74
@ -184,9 +184,8 @@ $.Button = function( options ) {
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}
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},
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// TODO: This didn't match handler signature in MouseTracker. Investigate!
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focusHandler: function ( tracker, eventData ) { //position, buttonDownElement, buttonDownAny
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//this.enterHandler( tracker, eventData ); //position, buttonDownElement, buttonDownAny
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focusHandler: function ( tracker, eventData ) {
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this.enterHandler( tracker, eventData );
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_this.raiseEvent( "onFocus", _this );
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},
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@ -197,9 +196,8 @@ $.Button = function( options ) {
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}
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},
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// TODO: This didn't match handler signature in MouseTracker. Investigate!
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blurHandler: function ( tracker, eventData ) { //position, buttonDownElement, buttonDownAny
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//this.exitHandler( tracker, eventData ); //position, buttonDownElement, buttonDownAny
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blurHandler: function ( tracker, eventData ) {
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this.exitHandler( tracker, eventData );
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_this.raiseEvent( "onBlur", _this );
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},
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File diff suppressed because it is too large
Load Diff
@ -705,7 +705,6 @@ window.OpenSeadragon = window.OpenSeadragon || function( options ){
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* @name OpenSeadragon.getElementOffset
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* @param {Element|String} element - the element we want the position for.
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* @returns {Point} - the position of the upper left corner of the element adjusted for current page and/or element scroll.
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* Inspired by jQuery.fn.offset() (jquery 1.10.1)
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*/
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getElementOffset: function( element ) {
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var doc = element && element.ownerDocument,
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@ -719,11 +718,6 @@ window.OpenSeadragon = window.OpenSeadragon || function( options ){
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docElement = doc.documentElement;
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// Make sure it's not a disconnected DOM node
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//if ( !jQuery.contains( docElement, element ) ) {
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// return new $.Point();
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//}
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if ( typeof element.getBoundingClientRect !== typeof undefined ) {
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boundingRect = element.getBoundingClientRect();
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}
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@ -34,508 +34,508 @@
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(function ( $ ) {
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// dictionary from id to private properties
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var THIS = {};
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// dictionary from id to private properties
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var THIS = {};
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/**
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* The CollectionDrawer is a reimplementation if the Drawer API that
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* focuses on allowing a viewport to be redefined as a collection
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* of smaller viewports, defined by a clear number of rows and / or
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* columns of which each item in the matrix of viewports has its own
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* source.
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*
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* This idea is a reexpression of the idea of dzi collections
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* which allows a clearer algorithm to reuse the tile sources already
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* supported by OpenSeadragon, in heterogenious or homogenious
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* sequences just like mixed groups already supported by the viewer
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* for the purpose of image sequnces.
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*
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* TODO: The difficult part of this feature is figuring out how to express
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* this functionality as a combination of the functionality already
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* provided by Drawer, Viewport, TileSource, and Navigator. It may
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* require better abstraction at those points in order to effeciently
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* reuse those paradigms.
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*/
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$.ReferenceStrip = function ( options ) {
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/**
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* The CollectionDrawer is a reimplementation if the Drawer API that
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* focuses on allowing a viewport to be redefined as a collection
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* of smaller viewports, defined by a clear number of rows and / or
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* columns of which each item in the matrix of viewports has its own
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* source.
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*
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* This idea is a reexpression of the idea of dzi collections
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* which allows a clearer algorithm to reuse the tile sources already
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* supported by OpenSeadragon, in heterogenious or homogenious
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* sequences just like mixed groups already supported by the viewer
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* for the purpose of image sequnces.
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*
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* TODO: The difficult part of this feature is figuring out how to express
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* this functionality as a combination of the functionality already
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* provided by Drawer, Viewport, TileSource, and Navigator. It may
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* require better abstraction at those points in order to effeciently
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* reuse those paradigms.
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*/
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$.ReferenceStrip = function ( options ) {
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var _this = this,
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viewer = options.viewer,
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viewerSize = $.getElementSize( viewer.element ),
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element,
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style,
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i;
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var _this = this,
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viewer = options.viewer,
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viewerSize = $.getElementSize( viewer.element ),
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element,
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style,
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i;
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//We may need to create a new element and id if they did not
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//provide the id for the existing element
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if ( !options.id ) {
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options.id = 'referencestrip-' + $.now();
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this.element = $.makeNeutralElement( "div" );
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this.element.id = options.id;
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this.element.className = 'referencestrip';
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}
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//We may need to create a new element and id if they did not
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//provide the id for the existing element
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if ( !options.id ) {
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options.id = 'referencestrip-' + $.now();
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this.element = $.makeNeutralElement( "div" );
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this.element.id = options.id;
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this.element.className = 'referencestrip';
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}
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options = $.extend( true, {
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sizeRatio: $.DEFAULT_SETTINGS.referenceStripSizeRatio,
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position: $.DEFAULT_SETTINGS.referenceStripPosition,
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scroll: $.DEFAULT_SETTINGS.referenceStripScroll,
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clickTimeThreshold: $.DEFAULT_SETTINGS.clickTimeThreshold
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}, options, {
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//required overrides
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element: this.element,
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//These need to be overridden to prevent recursion since
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//the navigator is a viewer and a viewer has a navigator
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showNavigator: false,
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mouseNavEnabled: false,
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showNavigationControl: false,
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showSequenceControl: false
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} );
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options = $.extend( true, {
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sizeRatio: $.DEFAULT_SETTINGS.referenceStripSizeRatio,
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position: $.DEFAULT_SETTINGS.referenceStripPosition,
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scroll: $.DEFAULT_SETTINGS.referenceStripScroll,
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clickTimeThreshold: $.DEFAULT_SETTINGS.clickTimeThreshold
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}, options, {
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//required overrides
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element: this.element,
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//These need to be overridden to prevent recursion since
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//the navigator is a viewer and a viewer has a navigator
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showNavigator: false,
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mouseNavEnabled: false,
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showNavigationControl: false,
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showSequenceControl: false
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} );
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$.extend( this, options );
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//Private state properties
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THIS[this.id] = {
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"animating": false
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};
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$.extend( this, options );
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//Private state properties
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THIS[this.id] = {
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"animating": false
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};
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this.minPixelRatio = this.viewer.minPixelRatio;
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this.minPixelRatio = this.viewer.minPixelRatio;
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style = this.element.style;
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style.marginTop = '0px';
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style.marginRight = '0px';
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style.marginBottom = '0px';
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style.marginLeft = '0px';
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style.left = '0px';
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style.bottom = '0px';
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style.border = '0px';
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style.background = '#000';
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style.position = 'relative';
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style = this.element.style;
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style.marginTop = '0px';
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style.marginRight = '0px';
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style.marginBottom = '0px';
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style.marginLeft = '0px';
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style.left = '0px';
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style.bottom = '0px';
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style.border = '0px';
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style.background = '#000';
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style.position = 'relative';
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$.setElementOpacity( this.element, 0.8 );
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$.setElementOpacity( this.element, 0.8 );
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this.viewer = viewer;
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this.innerTracker = new $.MouseTracker( {
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element: this.element,
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dragHandler: $.delegate( this, onStripDrag ),
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scrollHandler: $.delegate( this, onStripScroll ),
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enterHandler: $.delegate( this, onStripEnter ),
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exitHandler: $.delegate( this, onStripExit ),
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keyHandler: $.delegate( this, onKeyPress )
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} ).setTracking( true );
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this.viewer = viewer;
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this.innerTracker = new $.MouseTracker( {
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element: this.element,
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dragHandler: $.delegate( this, onStripDrag ),
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scrollHandler: $.delegate( this, onStripScroll ),
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enterHandler: $.delegate( this, onStripEnter ),
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exitHandler: $.delegate( this, onStripExit ),
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keyHandler: $.delegate( this, onKeyPress )
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} ).setTracking( true );
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//Controls the position and orientation of the reference strip and sets the
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//appropriate width and height
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if ( options.width && options.height ) {
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this.element.style.width = options.width + 'px';
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this.element.style.height = options.height + 'px';
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viewer.addControl(
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this.element,
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{ anchor: $.ControlAnchor.BOTTOM_LEFT }
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);
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} else {
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if ( "horizontal" == options.scroll ) {
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this.element.style.width = (
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viewerSize.x *
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options.sizeRatio *
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viewer.tileSources.length
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) + ( 12 * viewer.tileSources.length ) + 'px';
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this.element.style.height = (
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viewerSize.y *
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options.sizeRatio
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) + 'px';
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//Controls the position and orientation of the reference strip and sets the
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//appropriate width and height
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if ( options.width && options.height ) {
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this.element.style.width = options.width + 'px';
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this.element.style.height = options.height + 'px';
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viewer.addControl(
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this.element,
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{ anchor: $.ControlAnchor.BOTTOM_LEFT }
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);
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} else {
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if ( "horizontal" == options.scroll ) {
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this.element.style.width = (
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viewerSize.x *
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options.sizeRatio *
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viewer.tileSources.length
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) + ( 12 * viewer.tileSources.length ) + 'px';
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this.element.style.height = (
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viewerSize.y *
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options.sizeRatio *
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viewer.tileSources.length
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) + ( 12 * viewer.tileSources.length ) + 'px';
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this.element.style.height = (
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viewerSize.y *
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options.sizeRatio
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) + 'px';
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this.element.style.width = (
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viewerSize.x *
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options.sizeRatio
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) + 'px';
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viewer.addControl(
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this.element,
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{ anchor: $.ControlAnchor.BOTTOM_LEFT }
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);
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viewer.addControl(
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this.element,
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{ anchor: $.ControlAnchor.TOP_LEFT }
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);
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}
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}
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this.panelWidth = ( viewerSize.x * this.sizeRatio ) + 8;
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this.panelHeight = ( viewerSize.y * this.sizeRatio ) + 8;
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this.panels = [];
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/*jshint loopfunc:true*/
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for ( i = 0; i < viewer.tileSources.length; i++ ) {
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element = $.makeNeutralElement( 'div' );
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element.id = this.element.id + "-" + i;
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element.style.width = _this.panelWidth + 'px';
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element.style.height = _this.panelHeight + 'px';
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element.style.display = 'inline';
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element.style.float = 'left'; //Webkit
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element.style.cssFloat = 'left'; //Firefox
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element.style.styleFloat = 'left'; //IE
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element.style.padding = '2px';
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element.innerTracker = new $.MouseTracker( {
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element: element,
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clickTimeThreshold: this.clickTimeThreshold,
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clickDistThreshold: this.clickDistThreshold,
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pressHandler: function ( tracker, eventData ) {
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tracker.dragging = $.now();
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},
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releaseHandler: function ( tracker, eventData ) {
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var id = tracker.element.id,
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page = Number( id.split( '-' )[2] ),
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now = $.now();
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if ( eventData.insideElementPress &&
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eventData.insideElementRelease &&
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tracker.dragging &&
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( now - tracker.dragging ) < tracker.clickTimeThreshold ) {
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tracker.dragging = null;
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viewer.goToPage( page );
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}
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}
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} ).setTracking( true );
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this.element.appendChild( element );
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element.activePanel = false;
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this.panels.push( element );
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}
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loadPanels( this, this.scroll == 'vertical' ? viewerSize.y : viewerSize.y, 0 );
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this.setFocus( 0 );
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};
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$.extend( $.ReferenceStrip.prototype, $.EventHandler.prototype, $.Viewer.prototype, {
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setFocus: function ( page ) {
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var element = $.getElement( this.element.id + '-' + page ),
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viewerSize = $.getElementSize( this.viewer.canvas ),
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scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
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scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
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offsetLeft = -Number( this.element.style.marginLeft.replace( 'px', '' ) ),
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offsetTop = -Number( this.element.style.marginTop.replace( 'px', '' ) ),
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offset;
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if ( this.currentSelected !== element ) {
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if ( this.currentSelected ) {
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this.currentSelected.style.background = '#000';
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}
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this.currentSelected = element;
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this.currentSelected.style.background = '#999';
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if ( 'horizontal' == this.scroll ) {
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//right left
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offset = ( Number( page ) ) * ( this.panelWidth + 3 );
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if ( offset > offsetLeft + viewerSize.x - this.panelWidth ) {
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offset = Math.min( offset, ( scrollWidth - viewerSize.x ) );
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this.element.style.marginLeft = -offset + 'px';
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loadPanels( this, viewerSize.x, -offset );
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} else if ( offset < offsetLeft ) {
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offset = Math.max( 0, offset - viewerSize.x / 2 );
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this.element.style.marginLeft = -offset + 'px';
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loadPanels( this, viewerSize.x, -offset );
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}
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} else {
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this.element.style.height = (
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viewerSize.y *
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options.sizeRatio *
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viewer.tileSources.length
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) + ( 12 * viewer.tileSources.length ) + 'px';
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offset = ( Number( page ) ) * ( this.panelHeight + 3 );
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if ( offset > offsetTop + viewerSize.y - this.panelHeight ) {
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offset = Math.min( offset, ( scrollHeight - viewerSize.y ) );
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this.element.style.marginTop = -offset + 'px';
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loadPanels( this, viewerSize.y, -offset );
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} else if ( offset < offsetTop ) {
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offset = Math.max( 0, offset - viewerSize.y / 2 );
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this.element.style.marginTop = -offset + 'px';
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loadPanels( this, viewerSize.y, -offset );
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}
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}
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this.element.style.width = (
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viewerSize.x *
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options.sizeRatio
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) + 'px';
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this.currentPage = page;
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$.getElement( element.id + '-displayregion' ).focus();
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onStripEnter.call( this, this.innerTracker, {} );
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}
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},
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/**
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* @function
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* @name OpenSeadragon.ReferenceStrip.prototype.update
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*/
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update: function () {
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if ( THIS[this.id].animating ) {
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$.console.log( 'image reference strip update' );
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return true;
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}
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return false;
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}
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viewer.addControl(
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this.element,
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{ anchor: $.ControlAnchor.TOP_LEFT }
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);
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} );
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/**
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* @private
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* @inner
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* @function
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*/
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function onStripDrag( tracker, eventData ) {
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var offsetLeft = Number( this.element.style.marginLeft.replace( 'px', '' ) ),
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offsetTop = Number( this.element.style.marginTop.replace( 'px', '' ) ),
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scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
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scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
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viewerSize = $.getElementSize( this.viewer.canvas );
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this.dragging = true;
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if ( this.element ) {
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if ( 'horizontal' == this.scroll ) {
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if ( -eventData.delta.x > 0 ) {
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//forward
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if ( offsetLeft > -( scrollWidth - viewerSize.x ) ) {
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this.element.style.marginLeft = ( offsetLeft + ( eventData.delta.x * 2 ) ) + 'px';
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loadPanels( this, viewerSize.x, offsetLeft + ( eventData.delta.x * 2 ) );
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}
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} else if ( -eventData.delta.x < 0 ) {
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//reverse
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if ( offsetLeft < 0 ) {
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this.element.style.marginLeft = ( offsetLeft + ( eventData.delta.x * 2 ) ) + 'px';
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loadPanels( this, viewerSize.x, offsetLeft + ( eventData.delta.x * 2 ) );
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}
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}
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} else {
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if ( -eventData.delta.y > 0 ) {
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//forward
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if ( offsetTop > -( scrollHeight - viewerSize.y ) ) {
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this.element.style.marginTop = ( offsetTop + ( eventData.delta.y * 2 ) ) + 'px';
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loadPanels( this, viewerSize.y, offsetTop + ( eventData.delta.y * 2 ) );
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}
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} else if ( -eventData.delta.y < 0 ) {
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//reverse
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if ( offsetTop < 0 ) {
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this.element.style.marginTop = ( offsetTop + ( eventData.delta.y * 2 ) ) + 'px';
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loadPanels( this, viewerSize.y, offsetTop + ( eventData.delta.y * 2 ) );
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}
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}
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}
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}
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return false;
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this.panelWidth = ( viewerSize.x * this.sizeRatio ) + 8;
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this.panelHeight = ( viewerSize.y * this.sizeRatio ) + 8;
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this.panels = [];
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}
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/*jshint loopfunc:true*/
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for ( i = 0; i < viewer.tileSources.length; i++ ) {
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element = $.makeNeutralElement( 'div' );
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element.id = this.element.id + "-" + i;
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|
||||
element.style.width = _this.panelWidth + 'px';
|
||||
element.style.height = _this.panelHeight + 'px';
|
||||
element.style.display = 'inline';
|
||||
element.style.float = 'left'; //Webkit
|
||||
element.style.cssFloat = 'left'; //Firefox
|
||||
element.style.styleFloat = 'left'; //IE
|
||||
element.style.padding = '2px';
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripScroll( tracker, eventData ) {
|
||||
var offsetLeft = Number( this.element.style.marginLeft.replace( 'px', '' ) ),
|
||||
offsetTop = Number( this.element.style.marginTop.replace( 'px', '' ) ),
|
||||
scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
|
||||
scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
|
||||
viewerSize = $.getElementSize( this.viewer.canvas );
|
||||
if ( this.element ) {
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
if ( eventData.scroll > 0 ) {
|
||||
//forward
|
||||
if ( offsetLeft > -( scrollWidth - viewerSize.x ) ) {
|
||||
this.element.style.marginLeft = ( offsetLeft - ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft - ( eventData.scroll * 60 ) );
|
||||
}
|
||||
} else if ( eventData.scroll < 0 ) {
|
||||
//reverse
|
||||
if ( offsetLeft < 0 ) {
|
||||
this.element.style.marginLeft = ( offsetLeft - ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft - ( eventData.scroll * 60 ) );
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if ( eventData.scroll < 0 ) {
|
||||
//scroll up
|
||||
if ( offsetTop > viewerSize.y - scrollHeight ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.scroll * 60 ) );
|
||||
}
|
||||
} else if ( eventData.scroll > 0 ) {
|
||||
//scroll dowm
|
||||
if ( offsetTop < 0 ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.scroll * 60 ) );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
//cancels event
|
||||
return false;
|
||||
}
|
||||
|
||||
element.innerTracker = new $.MouseTracker( {
|
||||
|
||||
function loadPanels( strip, viewerSize, scroll ) {
|
||||
var panelSize,
|
||||
activePanelsStart,
|
||||
activePanelsEnd,
|
||||
miniViewer,
|
||||
style,
|
||||
i,
|
||||
element;
|
||||
if ( 'horizontal' == strip.scroll ) {
|
||||
panelSize = strip.panelWidth;
|
||||
} else {
|
||||
panelSize = strip.panelHeight;
|
||||
}
|
||||
activePanelsStart = Math.ceil( viewerSize / panelSize ) + 5;
|
||||
activePanelsEnd = Math.ceil( ( Math.abs( scroll ) + viewerSize ) / panelSize ) + 1;
|
||||
activePanelsStart = activePanelsEnd - activePanelsStart;
|
||||
activePanelsStart = activePanelsStart < 0 ? 0 : activePanelsStart;
|
||||
|
||||
for ( i = activePanelsStart; i < activePanelsEnd && i < strip.panels.length; i++ ) {
|
||||
element = strip.panels[i];
|
||||
if ( !element.activePanel ) {
|
||||
miniViewer = new $.Viewer( {
|
||||
id: element.id,
|
||||
tileSources: [strip.viewer.tileSources[i]],
|
||||
element: element,
|
||||
clickTimeThreshold: this.clickTimeThreshold,
|
||||
clickDistThreshold: this.clickDistThreshold,
|
||||
pressHandler: function ( tracker, eventData ) {
|
||||
tracker.dragging = $.now();
|
||||
},
|
||||
releaseHandler: function ( tracker, eventData ) {
|
||||
var id = tracker.element.id,
|
||||
page = Number( id.split( '-' )[2] ),
|
||||
now = $.now();
|
||||
navigatorSizeRatio: strip.sizeRatio,
|
||||
showNavigator: false,
|
||||
mouseNavEnabled: false,
|
||||
showNavigationControl: false,
|
||||
showSequenceControl: false,
|
||||
immediateRender: true,
|
||||
blendTime: 0,
|
||||
animationTime: 0
|
||||
} );
|
||||
|
||||
if ( eventData.insideElementPress &&
|
||||
eventData.insideElementRelease &&
|
||||
tracker.dragging &&
|
||||
( now - tracker.dragging ) < tracker.clickTimeThreshold ) {
|
||||
tracker.dragging = null;
|
||||
viewer.goToPage( page );
|
||||
}
|
||||
}
|
||||
} ).setTracking( true );
|
||||
miniViewer.displayRegion = $.makeNeutralElement( "textarea" );
|
||||
miniViewer.displayRegion.id = element.id + '-displayregion';
|
||||
miniViewer.displayRegion.className = 'displayregion';
|
||||
|
||||
this.element.appendChild( element );
|
||||
style = miniViewer.displayRegion.style;
|
||||
style.position = 'relative';
|
||||
style.top = '0px';
|
||||
style.left = '0px';
|
||||
style.fontSize = '0px';
|
||||
style.overflow = 'hidden';
|
||||
style.float = 'left'; //Webkit
|
||||
style.cssFloat = 'left'; //Firefox
|
||||
style.styleFloat = 'left'; //IE
|
||||
style.zIndex = 999999999;
|
||||
style.cursor = 'default';
|
||||
style.width = ( strip.panelWidth - 4 ) + 'px';
|
||||
style.height = ( strip.panelHeight - 4 ) + 'px';
|
||||
|
||||
element.activePanel = false;
|
||||
miniViewer.displayRegion.innerTracker = new $.MouseTracker( {
|
||||
element: miniViewer.displayRegion
|
||||
} );
|
||||
|
||||
this.panels.push( element );
|
||||
element.getElementsByTagName( 'form' )[0].appendChild(
|
||||
miniViewer.displayRegion
|
||||
);
|
||||
|
||||
element.activePanel = true;
|
||||
}
|
||||
loadPanels( this, this.scroll == 'vertical' ? viewerSize.y : viewerSize.y, 0 );
|
||||
this.setFocus( 0 );
|
||||
}
|
||||
}
|
||||
|
||||
};
|
||||
|
||||
$.extend( $.ReferenceStrip.prototype, $.EventHandler.prototype, $.Viewer.prototype, {
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripEnter( tracker, eventData ) {
|
||||
|
||||
setFocus: function ( page ) {
|
||||
var element = $.getElement( this.element.id + '-' + page ),
|
||||
viewerSize = $.getElementSize( this.viewer.canvas ),
|
||||
scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
|
||||
scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
|
||||
offsetLeft = -Number( this.element.style.marginLeft.replace( 'px', '' ) ),
|
||||
offsetTop = -Number( this.element.style.marginTop.replace( 'px', '' ) ),
|
||||
offset;
|
||||
//$.setElementOpacity(tracker.element, 0.8);
|
||||
|
||||
if ( this.currentSelected !== element ) {
|
||||
if ( this.currentSelected ) {
|
||||
this.currentSelected.style.background = '#000';
|
||||
}
|
||||
this.currentSelected = element;
|
||||
this.currentSelected.style.background = '#999';
|
||||
//tracker.element.style.border = '1px solid #555';
|
||||
//tracker.element.style.background = '#000';
|
||||
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
//right left
|
||||
offset = ( Number( page ) ) * ( this.panelWidth + 3 );
|
||||
if ( offset > offsetLeft + viewerSize.x - this.panelWidth ) {
|
||||
offset = Math.min( offset, ( scrollWidth - viewerSize.x ) );
|
||||
this.element.style.marginLeft = -offset + 'px';
|
||||
loadPanels( this, viewerSize.x, -offset );
|
||||
} else if ( offset < offsetLeft ) {
|
||||
offset = Math.max( 0, offset - viewerSize.x / 2 );
|
||||
this.element.style.marginLeft = -offset + 'px';
|
||||
loadPanels( this, viewerSize.x, -offset );
|
||||
}
|
||||
} else {
|
||||
offset = ( Number( page ) ) * ( this.panelHeight + 3 );
|
||||
if ( offset > offsetTop + viewerSize.y - this.panelHeight ) {
|
||||
offset = Math.min( offset, ( scrollHeight - viewerSize.y ) );
|
||||
this.element.style.marginTop = -offset + 'px';
|
||||
loadPanels( this, viewerSize.y, -offset );
|
||||
} else if ( offset < offsetTop ) {
|
||||
offset = Math.max( 0, offset - viewerSize.y / 2 );
|
||||
this.element.style.marginTop = -offset + 'px';
|
||||
loadPanels( this, viewerSize.y, -offset );
|
||||
}
|
||||
}
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
|
||||
this.currentPage = page;
|
||||
$.getElement( element.id + '-displayregion' ).focus();
|
||||
onStripEnter.call( this, this.innerTracker, {} );
|
||||
}
|
||||
},
|
||||
/**
|
||||
* @function
|
||||
* @name OpenSeadragon.ReferenceStrip.prototype.update
|
||||
*/
|
||||
update: function () {
|
||||
if ( THIS[this.id].animating ) {
|
||||
$.console.log( 'image reference strip update' );
|
||||
return true;
|
||||
}
|
||||
//tracker.element.style.paddingTop = "0px";
|
||||
tracker.element.style.marginBottom = "0px";
|
||||
|
||||
} else {
|
||||
|
||||
//tracker.element.style.paddingRight = "0px";
|
||||
tracker.element.style.marginLeft = "0px";
|
||||
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripExit( tracker, eventData ) {
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
|
||||
//tracker.element.style.paddingTop = "10px";
|
||||
tracker.element.style.marginBottom = "-" + ( $.getElementSize( tracker.element ).y / 2 ) + "px";
|
||||
|
||||
} else {
|
||||
|
||||
//tracker.element.style.paddingRight = "10px";
|
||||
tracker.element.style.marginLeft = "-" + ( $.getElementSize( tracker.element ).x / 2 ) + "px";
|
||||
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onKeyPress( tracker, eventData ) {
|
||||
//console.log( eventData.keyCode );
|
||||
|
||||
switch ( eventData.keyCode ) {
|
||||
case 61: //=|+
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
}
|
||||
|
||||
} );
|
||||
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripDrag( tracker, eventData ) {
|
||||
|
||||
var offsetLeft = Number( this.element.style.marginLeft.replace( 'px', '' ) ),
|
||||
offsetTop = Number( this.element.style.marginTop.replace( 'px', '' ) ),
|
||||
scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
|
||||
scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
|
||||
viewerSize = $.getElementSize( this.viewer.canvas );
|
||||
this.dragging = true;
|
||||
if ( this.element ) {
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
if ( -eventData.delta.x > 0 ) {
|
||||
//forward
|
||||
if ( offsetLeft > -( scrollWidth - viewerSize.x ) ) {
|
||||
this.element.style.marginLeft = ( offsetLeft + ( eventData.delta.x * 2 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft + ( eventData.delta.x * 2 ) );
|
||||
}
|
||||
} else if ( -eventData.delta.x < 0 ) {
|
||||
//reverse
|
||||
if ( offsetLeft < 0 ) {
|
||||
this.element.style.marginLeft = ( offsetLeft + ( eventData.delta.x * 2 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft + ( eventData.delta.x * 2 ) );
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if ( -eventData.delta.y > 0 ) {
|
||||
//forward
|
||||
if ( offsetTop > -( scrollHeight - viewerSize.y ) ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.delta.y * 2 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.delta.y * 2 ) );
|
||||
}
|
||||
} else if ( -eventData.delta.y < 0 ) {
|
||||
//reverse
|
||||
if ( offsetTop < 0 ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.delta.y * 2 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.delta.y * 2 ) );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripScroll( tracker, eventData ) {
|
||||
var offsetLeft = Number( this.element.style.marginLeft.replace( 'px', '' ) ),
|
||||
offsetTop = Number( this.element.style.marginTop.replace( 'px', '' ) ),
|
||||
scrollWidth = Number( this.element.style.width.replace( 'px', '' ) ),
|
||||
scrollHeight = Number( this.element.style.height.replace( 'px', '' ) ),
|
||||
viewerSize = $.getElementSize( this.viewer.canvas );
|
||||
if ( this.element ) {
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
if ( eventData.scroll > 0 ) {
|
||||
//forward
|
||||
if ( offsetLeft > -( scrollWidth - viewerSize.x ) ) {
|
||||
this.element.style.marginLeft = ( offsetLeft - ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft - ( eventData.scroll * 60 ) );
|
||||
}
|
||||
} else if ( eventData.scroll < 0 ) {
|
||||
//reverse
|
||||
if ( offsetLeft < 0 ) {
|
||||
this.element.style.marginLeft = ( offsetLeft - ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.x, offsetLeft - ( eventData.scroll * 60 ) );
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if ( eventData.scroll < 0 ) {
|
||||
//scroll up
|
||||
if ( offsetTop > viewerSize.y - scrollHeight ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.scroll * 60 ) );
|
||||
}
|
||||
} else if ( eventData.scroll > 0 ) {
|
||||
//scroll dowm
|
||||
if ( offsetTop < 0 ) {
|
||||
this.element.style.marginTop = ( offsetTop + ( eventData.scroll * 60 ) ) + 'px';
|
||||
loadPanels( this, viewerSize.y, offsetTop + ( eventData.scroll * 60 ) );
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
//cancels event
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
function loadPanels( strip, viewerSize, scroll ) {
|
||||
var panelSize,
|
||||
activePanelsStart,
|
||||
activePanelsEnd,
|
||||
miniViewer,
|
||||
style,
|
||||
i,
|
||||
element;
|
||||
if ( 'horizontal' == strip.scroll ) {
|
||||
panelSize = strip.panelWidth;
|
||||
} else {
|
||||
panelSize = strip.panelHeight;
|
||||
}
|
||||
activePanelsStart = Math.ceil( viewerSize / panelSize ) + 5;
|
||||
activePanelsEnd = Math.ceil( ( Math.abs( scroll ) + viewerSize ) / panelSize ) + 1;
|
||||
activePanelsStart = activePanelsEnd - activePanelsStart;
|
||||
activePanelsStart = activePanelsStart < 0 ? 0 : activePanelsStart;
|
||||
|
||||
for ( i = activePanelsStart; i < activePanelsEnd && i < strip.panels.length; i++ ) {
|
||||
element = strip.panels[i];
|
||||
if ( !element.activePanel ) {
|
||||
miniViewer = new $.Viewer( {
|
||||
id: element.id,
|
||||
tileSources: [strip.viewer.tileSources[i]],
|
||||
element: element,
|
||||
navigatorSizeRatio: strip.sizeRatio,
|
||||
showNavigator: false,
|
||||
mouseNavEnabled: false,
|
||||
showNavigationControl: false,
|
||||
showSequenceControl: false,
|
||||
immediateRender: true,
|
||||
blendTime: 0,
|
||||
animationTime: 0
|
||||
} );
|
||||
|
||||
miniViewer.displayRegion = $.makeNeutralElement( "textarea" );
|
||||
miniViewer.displayRegion.id = element.id + '-displayregion';
|
||||
miniViewer.displayRegion.className = 'displayregion';
|
||||
|
||||
style = miniViewer.displayRegion.style;
|
||||
style.position = 'relative';
|
||||
style.top = '0px';
|
||||
style.left = '0px';
|
||||
style.fontSize = '0px';
|
||||
style.overflow = 'hidden';
|
||||
style.float = 'left'; //Webkit
|
||||
style.cssFloat = 'left'; //Firefox
|
||||
style.styleFloat = 'left'; //IE
|
||||
style.zIndex = 999999999;
|
||||
style.cursor = 'default';
|
||||
style.width = ( strip.panelWidth - 4 ) + 'px';
|
||||
style.height = ( strip.panelHeight - 4 ) + 'px';
|
||||
|
||||
miniViewer.displayRegion.innerTracker = new $.MouseTracker( {
|
||||
element: miniViewer.displayRegion
|
||||
} );
|
||||
|
||||
element.getElementsByTagName( 'form' )[0].appendChild(
|
||||
miniViewer.displayRegion
|
||||
);
|
||||
|
||||
element.activePanel = true;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripEnter( tracker, eventData ) {
|
||||
|
||||
//$.setElementOpacity(tracker.element, 0.8);
|
||||
|
||||
//tracker.element.style.border = '1px solid #555';
|
||||
//tracker.element.style.background = '#000';
|
||||
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
|
||||
//tracker.element.style.paddingTop = "0px";
|
||||
tracker.element.style.marginBottom = "0px";
|
||||
|
||||
} else {
|
||||
|
||||
//tracker.element.style.paddingRight = "0px";
|
||||
tracker.element.style.marginLeft = "0px";
|
||||
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onStripExit( tracker, eventData ) {
|
||||
if ( 'horizontal' == this.scroll ) {
|
||||
|
||||
//tracker.element.style.paddingTop = "10px";
|
||||
tracker.element.style.marginBottom = "-" + ( $.getElementSize( tracker.element ).y / 2 ) + "px";
|
||||
|
||||
} else {
|
||||
|
||||
//tracker.element.style.paddingRight = "10px";
|
||||
tracker.element.style.marginLeft = "-" + ( $.getElementSize( tracker.element ).x / 2 ) + "px";
|
||||
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @private
|
||||
* @inner
|
||||
* @function
|
||||
*/
|
||||
function onKeyPress( tracker, eventData ) {
|
||||
//console.log( eventData.keyCode );
|
||||
|
||||
switch ( eventData.keyCode ) {
|
||||
case 61: //=|+
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
case 45: //-|_
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 48: //0|)
|
||||
case 119: //w
|
||||
case 87: //W
|
||||
case 38: //up arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
case 115: //s
|
||||
case 83: //S
|
||||
case 40: //down arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 97: //a
|
||||
case 37: //left arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 100: //d
|
||||
case 39: //right arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
default:
|
||||
//console.log( 'navigator keycode %s', eventData.keyCode );
|
||||
return true;
|
||||
}
|
||||
case 45: //-|_
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 48: //0|)
|
||||
case 119: //w
|
||||
case 87: //W
|
||||
case 38: //up arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
case 115: //s
|
||||
case 83: //S
|
||||
case 40: //down arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 97: //a
|
||||
case 37: //left arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: -1, shift: null } );
|
||||
return false;
|
||||
case 100: //d
|
||||
case 39: //right arrow
|
||||
onStripScroll.call( this, this.tracker, { position: null, scroll: 1, shift: null } );
|
||||
return false;
|
||||
default:
|
||||
//console.log( 'navigator keycode %s', eventData.keyCode );
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user