Merge branch 'master' into cache-overhaul-reviewed

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Aiosa 2024-08-15 11:53:50 +01:00 committed by GitHub
commit 999ff30e74
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16 changed files with 192 additions and 244 deletions

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@ -35,5 +35,5 @@ keywords:
- high-resolution
- iiif
license: BSD-3-Clause
version: 4.1.1
date-released: 2024-04-01
version: 5.0.0
date-released: 2024-08-14

View File

@ -1,19 +1,25 @@
OPENSEADRAGON CHANGELOG
=======================
5.0.0: (in progress...)
5.0.1: (in progress...)
* BREAKING CHANGE: Dropped support for IE11 (#2300, #2361 @AndrewADev)
5.0.0:
* BREAKING CHANGE: Dropped support for IE11 (#2300, #2361, #2553 @AndrewADev, @msalsbery)
* DEPRECATION: The OpenSeadragon.createCallback function is no longer recommended (#2367 @akansjain)
* The viewer now uses WebGL when available (#2310, #2462, #2466, #2468, #2469, #2472, #2478, #2488, #2492 @pearcetm, @Aiosa, @thec0keman)
* The viewer now uses WebGL when available (#2310, #2462, #2466, #2468, #2469, #2472, #2478, #2488, #2492, #2521, #2537, #2557, #2558 @pearcetm, @Aiosa, @thec0keman)
* Added webp to supported image formats (#2455 @BeebBenjamin)
* Added avif to supported image formats (#2544 @msalsbery)
* Introduced maxTilesPerFrame option to allow loading more tiles simultaneously (#2387 @jetic83)
* Now when creating a viewer or navigator, we leave its position style alone if possible (#2393 @VIRAT9358)
* Added getter & setter for Viewport.maxZoomPixelRatio (#2506 @eug-L)
* Overlays are now positioned properly when the viewport is flipped (#2546 @BeebBenjamin)
* Added overlayPreserveContentDirection option to keep overlays readable when viewport is flipped (#2546 @BeebBenjamin)
* Test improvements (#2382 @AndrewADev)
* MouseTracker options documentation fixes (#2389 @msalsbery)
* Improved documentation and error message for Viewport.imageToViewportZoom (#2505 @eug-L)
* Fixed documentation typos (#2507 @frameflare)
* Additional documentation fixes (#2563 @msalsbery)
* Fixed: Sometimes if the viewport was flipped and the user zoomed in far enough, it would flip back (#2364 @SebDelile)
* Fixed: Two-finger tap on a Mac trackpad would zoom you out (#2431 @cavenel)
* Fixed: dragToPan gesture could not be disabled when flickEnabled was activated (#2464 @jonasengelmann)
@ -22,6 +28,7 @@ OPENSEADRAGON CHANGELOG
* Fixed: The navigator wouldn't update its tracking rectangle when the navigator was resized (#2491 @pearcetm)
* Fixed: The drawer would improperly crop when the viewport was flipped and a tiled image was rotated (#2511 @pearcetm, @eug-L)
* Fixed: Flipped viewport caused image to be flipped again when going fullscreen or resizing (#2518 @pearcetm)
* Fixed: Viewer ajax options (loadTilesWithAjax, ajaxHeaders, and ajaxWithCredentials) weren't being propogated to the navigator. (#2539 @eug-L)
4.1.1:

148
package-lock.json generated
View File

@ -1,12 +1,12 @@
{
"name": "openseadragon",
"version": "4.1.0",
"version": "4.1.1",
"lockfileVersion": 3,
"requires": true,
"packages": {
"": {
"name": "openseadragon",
"version": "4.1.0",
"version": "4.1.1",
"license": "BSD-3-Clause",
"devDependencies": {
"eslint-plugin-compat": "^4.1.2",
@ -571,6 +571,18 @@
"concat-map": "0.0.1"
}
},
"node_modules/braces": {
"version": "3.0.3",
"resolved": "https://registry.npmjs.org/braces/-/braces-3.0.3.tgz",
"integrity": "sha512-yQbXgO/OSZVD2IsiLlro+7Hf6Q18EJrKSEsdoMzKePKXct3gvD8oLcOQdIzGupr5Fj+EDe8gO/lxc1BzfMpxvA==",
"dev": true,
"dependencies": {
"fill-range": "^7.1.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/browserslist": {
"version": "4.21.5",
"resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.21.5.tgz",
@ -656,9 +668,9 @@
}
},
"node_modules/caniuse-lite": {
"version": "1.0.30001456",
"resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001456.tgz",
"integrity": "sha512-XFHJY5dUgmpMV25UqaD4kVq2LsiaU5rS8fb0f17pCoXQiQslzmFgnfOxfvo1bTpTqf7dwG/N/05CnLCnOEKmzA==",
"version": "1.0.30001636",
"resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001636.tgz",
"integrity": "sha512-bMg2vmr8XBsbL6Lr0UHXy/21m84FTxDLWn2FSqMd5PrlbMxwJlQnC2YWYxVgp66PZE+BBNF2jYQUBKCo1FDeZg==",
"dev": true,
"funding": [
{
@ -668,8 +680,13 @@
{
"type": "tidelift",
"url": "https://tidelift.com/funding/github/npm/caniuse-lite"
},
{
"type": "github",
"url": "https://github.com/sponsors/ai"
}
]
],
"license": "CC-BY-4.0"
},
"node_modules/chalk": {
"version": "2.4.2",
@ -1735,6 +1752,18 @@
"node": "^10.12.0 || >=12.0.0"
}
},
"node_modules/fill-range": {
"version": "7.1.1",
"resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
"integrity": "sha512-YsGpe3WHLK8ZYi4tWDg2Jy3ebRz2rXowDxnld4bkQB00cc/1Zw9AWnC0i9ztDJitivtQvaI9KaLyKrc+hBW0yg==",
"dev": true,
"dependencies": {
"to-regex-range": "^5.0.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/finalhandler": {
"version": "1.1.2",
"dev": true,
@ -1767,39 +1796,6 @@
"node": ">= 10.13.0"
}
},
"node_modules/findup-sync/node_modules/braces": {
"version": "3.0.2",
"resolved": "https://registry.npmjs.org/braces/-/braces-3.0.2.tgz",
"integrity": "sha512-b8um+L1RzM3WDSzvhm6gIz1yfTbBt6YTlcEKAvsmqCZZFw46z626lVj9j1yEPW33H5H+lBQpZMP1k8l+78Ha0A==",
"dev": true,
"dependencies": {
"fill-range": "^7.0.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/findup-sync/node_modules/fill-range": {
"version": "7.0.1",
"resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
"integrity": "sha512-qOo9F+dMUmC2Lcb4BbVvnKJxTPjCm+RRpe4gDuGrzkL7mEVl/djYSu2OdQ2Pa302N4oqkSg9ir6jaLWJ2USVpQ==",
"dev": true,
"dependencies": {
"to-regex-range": "^5.0.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/findup-sync/node_modules/is-number": {
"version": "7.0.0",
"resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
"integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
"dev": true,
"engines": {
"node": ">=0.12.0"
}
},
"node_modules/findup-sync/node_modules/micromatch": {
"version": "4.0.5",
"resolved": "https://registry.npmjs.org/micromatch/-/micromatch-4.0.5.tgz",
@ -1813,18 +1809,6 @@
"node": ">=8.6"
}
},
"node_modules/findup-sync/node_modules/to-regex-range": {
"version": "5.0.1",
"resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
"integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
"dev": true,
"dependencies": {
"is-number": "^7.0.0"
},
"engines": {
"node": ">=8.0"
}
},
"node_modules/fined": {
"version": "1.2.0",
"dev": true,
@ -3097,6 +3081,15 @@
"node": ">=0.10.0"
}
},
"node_modules/is-number": {
"version": "7.0.0",
"resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",
"integrity": "sha512-41Cifkg6e8TylSpdtTpeLVMqvSBEVzTttHvERD741+pnZ8ANv0004MRL43QKPDlK9cGvNp6NZWZUBlbGXYxxng==",
"dev": true,
"engines": {
"node": ">=0.12.0"
}
},
"node_modules/is-number-like": {
"version": "1.0.8",
"dev": true,
@ -3348,28 +3341,6 @@
"node": ">=10"
}
},
"node_modules/liftup/node_modules/braces": {
"version": "3.0.2",
"dev": true,
"license": "MIT",
"dependencies": {
"fill-range": "^7.0.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/liftup/node_modules/fill-range": {
"version": "7.0.1",
"dev": true,
"license": "MIT",
"dependencies": {
"to-regex-range": "^5.0.1"
},
"engines": {
"node": ">=8"
}
},
"node_modules/liftup/node_modules/findup-sync": {
"version": "4.0.0",
"dev": true,
@ -3384,14 +3355,6 @@
"node": ">= 8"
}
},
"node_modules/liftup/node_modules/is-number": {
"version": "7.0.0",
"dev": true,
"license": "MIT",
"engines": {
"node": ">=0.12.0"
}
},
"node_modules/liftup/node_modules/micromatch": {
"version": "4.0.5",
"dev": true,
@ -3404,17 +3367,6 @@
"node": ">=8.6"
}
},
"node_modules/liftup/node_modules/to-regex-range": {
"version": "5.0.1",
"dev": true,
"license": "MIT",
"dependencies": {
"is-number": "^7.0.0"
},
"engines": {
"node": ">=8.0"
}
},
"node_modules/lines-and-columns": {
"version": "1.2.4",
"resolved": "https://registry.npmjs.org/lines-and-columns/-/lines-and-columns-1.2.4.tgz",
@ -4765,6 +4717,18 @@
"dev": true,
"license": "MIT"
},
"node_modules/to-regex-range": {
"version": "5.0.1",
"resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
"integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
"dev": true,
"dependencies": {
"is-number": "^7.0.0"
},
"engines": {
"node": ">=8.0"
}
},
"node_modules/toidentifier": {
"version": "1.0.1",
"dev": true,

View File

@ -1,6 +1,6 @@
{
"name": "openseadragon",
"version": "4.1.1",
"version": "5.0.0",
"description": "Provides a smooth, zoomable user interface for HTML/Javascript.",
"keywords": [
"image",

View File

@ -167,13 +167,6 @@ $.Button = function( options ) {
this.imgDown.style.visibility =
"hidden";
if ($.Browser.vendor === $.BROWSERS.FIREFOX && $.Browser.version < 3) {
this.imgGroup.style.top =
this.imgHover.style.top =
this.imgDown.style.top =
"";
}
this.element.appendChild( this.imgRest );
this.element.appendChild( this.imgGroup );
this.element.appendChild( this.imgHover );

View File

@ -249,10 +249,12 @@ $.ImageTileSource = class extends $.TileSource {
return levels.reverse();
}
_createContext2D(data, w, h) {
const canvas = document.createElement("canvas"),
context = canvas.getContext("2d");
canvas.width = w;
canvas.height = h;
context.drawImage(data, 0, 0, w, h);

View File

@ -1116,10 +1116,9 @@
/**
* Detect available mouse wheel event name.
*/
$.MouseTracker.wheelEventName = ( $.Browser.vendor === $.BROWSERS.IE && $.Browser.version > 8 ) ||
( 'onwheel' in document.createElement( 'div' ) ) ? 'wheel' : // Modern browsers support 'wheel'
document.onmousewheel !== undefined ? 'mousewheel' : // Webkit and IE support at least 'mousewheel'
'DOMMouseScroll'; // Assume old Firefox
$.MouseTracker.wheelEventName = ( 'onwheel' in document.createElement( 'div' ) ) ? 'wheel' : // Modern browsers support 'wheel'
document.onmousewheel !== undefined ? 'mousewheel' : // Webkit (and unsupported IE) support at least 'mousewheel'
'DOMMouseScroll'; // Assume old Firefox (deprecated)
/**
* Detect browser pointer device event model(s) and build appropriate list of events to subscribe to.
@ -1132,7 +1131,7 @@
}
if ( window.PointerEvent ) {
// IE11 and other W3C Pointer Event implementations (see http://www.w3.org/TR/pointerevents)
// W3C Pointer Event implementations (see http://www.w3.org/TR/pointerevents)
$.MouseTracker.havePointerEvents = true;
$.MouseTracker.subscribeEvents.push( "pointerenter", "pointerleave", "pointerover", "pointerout", "pointerdown", "pointerup", "pointermove", "pointercancel" );
// Pointer events capture support
@ -1671,7 +1670,6 @@
/**
* Gets a W3C Pointer Events model compatible pointer type string from a DOM pointer event.
* IE10 used a long integer value, but the W3C specification (and IE11+) use a string "mouse", "touch", "pen", etc.
*
* Note: Called for both pointer events and legacy mouse events
* ($.MouseTracker.havePointerEvents determines which)
@ -1679,14 +1677,7 @@
* @inner
*/
function getPointerType( event ) {
if ( $.MouseTracker.havePointerEvents ) {
// Note: IE pointer events bug - sends invalid pointerType on lostpointercapture events
// and possibly other events. We rely on sane, valid property values in DOM events, so for
// IE, when the pointerType is missing, we'll default to 'mouse'...should be right most of the time
return event.pointerType || (( $.Browser.vendor === $.BROWSERS.IE ) ? 'mouse' : '');
} else {
return 'mouse';
}
return $.MouseTracker.havePointerEvents && event.pointerType ? event.pointerType : 'mouse';
}
@ -2554,15 +2545,14 @@
};
// Most browsers implicitly capture touch pointer events
// Note no IE versions have element.hasPointerCapture() so no implicit
// pointer capture possible
// Note no IE versions (unsupported) have element.hasPointerCapture() so
// no implicit pointer capture possible
// var implicitlyCaptured = ($.MouseTracker.havePointerEvents &&
// event.target.hasPointerCapture &&
// $.Browser.vendor !== $.BROWSERS.IE) ?
// event.target.hasPointerCapture(event.pointerId) : false;
var implicitlyCaptured = $.MouseTracker.havePointerEvents &&
gPoint.type === 'touch' &&
$.Browser.vendor !== $.BROWSERS.IE;
gPoint.type === 'touch';
//$.console.log('pointerdown ' + (tracker.userData ? tracker.userData.toString() : '') + ' ' + (event.target === tracker.element ? 'tracker.element' : ''));

View File

@ -178,7 +178,6 @@ $.Navigator = function( options ){
style['float'] = 'left'; //Webkit
style.cssFloat = 'left'; //Firefox
style.styleFloat = 'left'; //IE
style.zIndex = 999999999;
style.cursor = 'default';
style.boxSizing = 'content-box';

View File

@ -240,6 +240,11 @@
* @property {Boolean} [flipped=false]
* Initial flip state.
*
* @property {Boolean} [overlayPreserveContentDirection=true]
* When the viewport is flipped (by pressing 'f'), the overlay is flipped using ScaleX.
* Normally, this setting (default true) keeps the overlay's content readable by flipping it back.
* To make the content flip with the overlay, set overlayPreserveContentDirection to false.
*
* @property {Number} [minZoomLevel=null]
*
* @property {Number} [maxZoomLevel=null]
@ -1078,8 +1083,9 @@ function OpenSeadragon( options ){
/**
* A ratio comparing the device screen's pixel density to the canvas's backing store pixel density,
* clamped to a minimum of 1. Defaults to 1 if canvas isn't supported by the browser.
* @member {Number} pixelDensityRatio
* @function getCurrentPixelDensityRatio
* @memberof OpenSeadragon
* @returns {Number}
*/
$.getCurrentPixelDensityRatio = function() {
if ( $.supportsCanvas ) {
@ -1097,6 +1103,8 @@ function OpenSeadragon( options ){
};
/**
* A ratio comparing the device screen's pixel density to the canvas's backing store pixel density,
* clamped to a minimum of 1. Defaults to 1 if canvas isn't supported by the browser.
* @member {Number} pixelDensityRatio
* @memberof OpenSeadragon
*/
@ -1372,6 +1380,7 @@ function OpenSeadragon( options ){
// INITIAL FLIP STATE
flipped: false,
overlayPreserveContentDirection: true,
// APPEARANCE
opacity: 1, // to be passed into each TiledImage
@ -2335,43 +2344,18 @@ function OpenSeadragon( options ){
/**
* Create an XHR object
* @private
* @param {type} [local] If set to true, the XHR will be file: protocol
* compatible if possible (but may raise a warning in the browser).
* @param {type} [local] Deprecated. Ignored (IE/ActiveXObject file protocol no longer supported).
* @returns {XMLHttpRequest}
*/
createAjaxRequest: function( local ) {
// IE11 does not support window.ActiveXObject so we just try to
// create one to see if it is supported.
// See: http://msdn.microsoft.com/en-us/library/ie/dn423948%28v=vs.85%29.aspx
var supportActiveX;
try {
/* global ActiveXObject:true */
supportActiveX = !!new ActiveXObject( "Microsoft.XMLHTTP" );
} catch( e ) {
supportActiveX = false;
}
if ( supportActiveX ) {
createAjaxRequest: function() {
if ( window.XMLHttpRequest ) {
$.createAjaxRequest = function( local ) {
if ( local ) {
return new ActiveXObject( "Microsoft.XMLHTTP" );
}
return new XMLHttpRequest();
};
} else {
$.createAjaxRequest = function() {
return new ActiveXObject( "Microsoft.XMLHTTP" );
};
}
} else if ( window.XMLHttpRequest ) {
$.createAjaxRequest = function() {
return new XMLHttpRequest();
};
return new XMLHttpRequest();
} else {
throw new Error( "Browser doesn't support XMLHttpRequest." );
}
return $.createAjaxRequest( local );
},
/**
@ -2408,7 +2392,7 @@ function OpenSeadragon( options ){
}
var protocol = $.getUrlProtocol( url );
var request = $.createAjaxRequest( protocol === "file:" );
var request = $.createAjaxRequest();
if ( !$.isFunction( onSuccess ) ) {
throw new Error( "makeAjaxRequest requires a success callback" );
@ -2577,17 +2561,6 @@ function OpenSeadragon( options ){
return xmlDoc;
};
} else if ( window.ActiveXObject ) {
$.parseXml = function( string ) {
var xmlDoc = null;
xmlDoc = new ActiveXObject( "Microsoft.XMLDOM" );
xmlDoc.async = false;
xmlDoc.loadXML( string );
return xmlDoc;
};
} else {
throw new Error( "Browser doesn't support XML DOM." );
}
@ -2624,6 +2597,7 @@ function OpenSeadragon( options ){
* Preexisting formats that are not being updated are left unchanged.
* By default, the defined formats are
* <pre><code>{
* avif: true,
* bmp: false,
* jpeg: true,
* jpg: true,
@ -2757,6 +2731,7 @@ function OpenSeadragon( options ){
var FILEFORMATS = {
avif: true,
bmp: false,
jpeg: true,
jpg: true,
@ -2778,6 +2753,10 @@ function OpenSeadragon( options ){
//console.error( 'appVersion: ' + navigator.appVersion );
//console.error( 'userAgent: ' + navigator.userAgent );
//TODO navigator.appName is deprecated. Should be 'Netscape' for all browsers
// but could be dropped at any time
// See https://developer.mozilla.org/en-US/docs/Web/API/Navigator/appName
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Browser_detection_using_the_user_agent
switch( navigator.appName ){
case "Microsoft Internet Explorer":
if( !!window.attachEvent &&
@ -2863,8 +2842,8 @@ function OpenSeadragon( options ){
//determine if this browser supports element.style.opacity
$.Browser.opacity = true;
if ( $.Browser.vendor === $.BROWSERS.IE && $.Browser.version < 11 ) {
$.console.error('Internet Explorer versions < 11 are not supported by OpenSeadragon');
if ( $.Browser.vendor === $.BROWSERS.IE ) {
$.console.error('Internet Explorer is not supported by OpenSeadragon');
}
})();

View File

@ -129,6 +129,7 @@
}
this.element = options.element;
this.element.innerHTML = "<div>" + this.element.innerHTML + "</div>";
this.style = options.element.style;
this._init(options);
};
@ -254,19 +255,23 @@
// least one direction when this.checkResize is set to false.
this.size = $.getElementSize(element);
}
var positionAndSize = this._getOverlayPositionAndSize(viewport);
var position = positionAndSize.position;
var size = this.size = positionAndSize.size;
var rotate = positionAndSize.rotate;
var outerScale = "";
if (viewport.overlayPreserveContentDirection) {
outerScale = viewport.flipped ? " scaleX(-1)" : " scaleX(1)";
}
var rotate = viewport.flipped ? -positionAndSize.rotate : positionAndSize.rotate;
var scale = viewport.flipped ? " scaleX(-1)" : "";
// call the onDraw callback if it exists to allow one to overwrite
// the drawing/positioning/sizing of the overlay
if (this.onDraw) {
this.onDraw(position, size, this.element);
} else {
var style = this.style;
var innerElement = element.firstChild;
var innerStyle = innerElement.style;
style.left = position.x + "px";
style.top = position.y + "px";
if (this.width !== null) {
@ -280,10 +285,20 @@
var transformProp = $.getCssPropertyWithVendorPrefix(
'transform');
if (transformOriginProp && transformProp) {
if (rotate) {
if (rotate && !viewport.flipped) {
innerStyle[transformProp] = "";
style[transformOriginProp] = this._getTransformOrigin();
style[transformProp] = "rotate(" + rotate + "deg)";
} else if (!rotate && viewport.flipped) {
innerStyle[transformProp] = outerScale;
style[transformOriginProp] = this._getTransformOrigin();
style[transformProp] = scale;
} else if (rotate && viewport.flipped){
innerStyle[transformProp] = outerScale;
style[transformOriginProp] = this._getTransformOrigin();
style[transformProp] = "rotate(" + rotate + "deg)" + scale;
} else {
innerStyle[transformProp] = "";
style[transformOriginProp] = "";
style[transformProp] = "";
}
@ -314,6 +329,9 @@
}
}
if (viewport.flipped) {
position.x = (viewport.getContainerSize().x - position.x);
}
return {
position: position,
size: size,

View File

@ -193,7 +193,6 @@ $.ReferenceStrip = function ( options ) {
element.style.display = 'inline';
element.style['float'] = 'left'; //Webkit
element.style.cssFloat = 'left'; //Firefox
element.style.styleFloat = 'left'; //IE
element.style.padding = '2px';
$.setElementTouchActionNone( element );
$.setElementPointerEventsNone( element );

View File

@ -72,8 +72,8 @@
* @param {Boolean} [options.iOSDevice] - See {@link OpenSeadragon.Options}.
* @param {Number} [options.opacity=1] - Set to draw at proportional opacity. If zero, images will not draw.
* @param {Boolean} [options.preload=false] - Set true to load even when the image is hidden by zero opacity.
* @param {String} [options.compositeOperation] - How the image is composited onto other images; see compositeOperation in {@link OpenSeadragon.Options} for possible
values.
* @param {String} [options.compositeOperation] - How the image is composited onto other images;
* see compositeOperation in {@link OpenSeadragon.Options} for possible values.
* @param {Boolean} [options.debugMode] - See {@link OpenSeadragon.Options}.
* @param {String|CanvasGradient|CanvasPattern|Function} [options.placeholderFillStyle] - See {@link OpenSeadragon.Options}.
* @param {String|Boolean} [options.crossOriginPolicy] - See {@link OpenSeadragon.Options}.
@ -1351,10 +1351,9 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
// returns boolean flag of whether the image should be marked as fully loaded
_updateLevelsForViewport: function(){
var levelsInterval = this._getLevelsInterval();
var lowestLevel = levelsInterval.lowestLevel;
var highestLevel = levelsInterval.highestLevel;
var lowestLevel = levelsInterval.lowestLevel; // the lowest level we should draw at our current zoom
var highestLevel = levelsInterval.highestLevel; // the highest level we should draw at our current zoom
var bestTiles = [];
var haveDrawn = false;
var drawArea = this.getDrawArea();
var currentTime = $.now();
@ -1378,6 +1377,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
for(let i = 0, level = highestLevel; level >= lowestLevel; level--, i++){
levelList[i] = level;
}
// if a single-tile level is loaded, add that to the end of the list
// as a fallback to use during zooming out, until a lower-res tile is
// loaded
@ -1389,32 +1389,32 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
);
if(tile && tile.isBottomMost && tile.isRightMost && tile.loaded){
levelList.push(level);
levelList.hasHigherResolutionFallback = true;
break;
}
}
// Update any level that will be drawn
// Update any level that will be drawn.
// We are iterating from highest resolution to lowest resolution
// Once a level fully covers the viewport the loop is halted and
// lower-resolution levels are skipped
let useLevel = false;
for (let i = 0; i < levelList.length; i++) {
let level = levelList[i];
var drawLevel = false;
//Avoid calculations for draw if we have already drawn this
var currentRenderPixelRatio = this.viewport.deltaPixelsFromPointsNoRotate(
this.source.getPixelRatio(level),
true
).x * this._scaleSpring.current.value;
if (i === levelList.length - 1 ||
(!haveDrawn && currentRenderPixelRatio >= this.minPixelRatio) ) {
drawLevel = true;
haveDrawn = true;
} else if (!haveDrawn) {
// make sure we skip levels until currentRenderPixelRatio becomes >= minPixelRatio
// but always use the last level in the list so we draw something
if (i === levelList.length - 1 || currentRenderPixelRatio >= this.minPixelRatio ) {
useLevel = true;
} else if (!useLevel) {
continue;
}
//Perform calculations for draw if we haven't drawn this
var targetRenderPixelRatio = this.viewport.deltaPixelsFromPointsNoRotate(
this.source.getPixelRatio(level),
false
@ -1437,10 +1437,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
);
// Update the level and keep track of 'best' tiles to load
// the bestTiles
var result = this._updateLevel(
haveDrawn,
drawLevel,
level,
levelOpacity,
levelVisibility,
@ -1593,8 +1590,6 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
/**
* Updates all tiles at a given resolution level.
* @private
* @param {Boolean} haveDrawn
* @param {Boolean} drawLevel
* @param {Number} level
* @param {Number} levelOpacity
* @param {Number} levelVisibility
@ -1603,7 +1598,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
* @param {OpenSeadragon.Tile[]} best Array of the current best tiles
* @returns {Object} Dictionary {bestTiles: OpenSeadragon.Tile - the current "best" tiles to draw, updatedTiles: OpenSeadragon.Tile) - the updated tiles}.
*/
_updateLevel: function(haveDrawn, drawLevel, level, levelOpacity,
_updateLevel: function(level, levelOpacity,
levelVisibility, drawArea, currentTime, best) {
var topLeftBound = drawArea.getBoundingBox().getTopLeft();
@ -1618,7 +1613,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
* @type {object}
* @property {OpenSeadragon.Viewer} eventSource - A reference to the Viewer which raised the event.
* @property {OpenSeadragon.TiledImage} tiledImage - Which TiledImage is being drawn.
* @property {Object} havedrawn
* @property {Object} havedrawn - deprecated, always true (kept for backwards compatibility)
* @property {Object} level
* @property {Object} opacity
* @property {Object} visibility
@ -1631,7 +1626,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
*/
this.viewer.raiseEvent('update-level', {
tiledImage: this,
havedrawn: haveDrawn,
havedrawn: true, // deprecated, kept for backwards compatibility
level: level,
opacity: levelOpacity,
visibility: levelVisibility,
@ -1686,8 +1681,6 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
}
var result = this._updateTile(
drawLevel,
haveDrawn,
flippedX, y,
level,
levelVisibility,
@ -1764,8 +1757,6 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
/**
* Update a single tile at a particular resolution level.
* @private
* @param {Boolean} haveDrawn
* @param {Boolean} drawLevel
* @param {Number} x
* @param {Number} y
* @param {Number} level
@ -1776,7 +1767,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
* @param {OpenSeadragon.Tile} best - The current "best" tile to draw.
* @returns {Object} Dictionary {bestTiles: OpenSeadragon.Tile[] - the current best tiles, tile: OpenSeadragon.Tile the current tile}
*/
_updateTile: function( haveDrawn, drawLevel, x, y, level,
_updateTile: function( x, y, level,
levelVisibility, viewportCenter, numberOfTiles, currentTime, best){
const tile = this._getTile(
@ -1785,7 +1776,7 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
currentTime,
numberOfTiles
);
let drawTile = drawLevel;
if( this.viewer ){
/**
@ -1819,20 +1810,6 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
if (tile.loaded && tile.opacity === 1){
this._setCoverage( this.coverage, level, x, y, true );
}
if ( haveDrawn && !drawTile ) {
if ( this._isCovered( this.coverage, level, x, y ) ) {
this._setCoverage( this.coverage, level, x, y, true );
} else {
drawTile = true;
}
}
if ( !drawTile ) {
return {
bestTiles: best,
tile: tile
};
}
this._positionTile(
tile,
@ -2278,9 +2255,11 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
return -1;
}
if (a.visibility === b.visibility) {
// sort by smallest squared distance
return (a.squaredDistance - b.squaredDistance);
} else {
return (a.visibility - b.visibility);
// sort by largest visibility value
return (b.visibility - a.visibility);
}
});
},

View File

@ -413,6 +413,7 @@ $.Viewer = function( options ) {
viewer: this,
degrees: this.degrees,
flipped: this.flipped,
overlayPreserveContentDirection: this.overlayPreserveContentDirection,
navigatorRotate: this.navigatorRotate,
homeFillsViewer: this.homeFillsViewer,
margins: this.viewportMargins,
@ -516,6 +517,9 @@ $.Viewer = function( options ) {
crossOriginPolicy: this.crossOriginPolicy,
animationTime: this.animationTime,
drawer: this.drawer.getType(),
loadTilesWithAjax: this.loadTilesWithAjax,
ajaxHeaders: this.ajaxHeaders,
ajaxWithCredentials: this.ajaxWithCredentials,
});
}

View File

@ -191,7 +191,7 @@
let canvasElement = document.createElement( 'canvas' );
let webglContext = $.isFunction( canvasElement.getContext ) &&
canvasElement.getContext( 'webgl' );
let ext = webglContext.getExtension('WEBGL_lose_context');
let ext = webglContext && webglContext.getExtension('WEBGL_lose_context');
if(ext){
ext.loseContext();
}

View File

@ -26,7 +26,8 @@
prefixUrl: "../../build/openseadragon/images/",
tileSources: "../data/testpattern.dzi",
minZoomImageRatio: 0,
maxZoomPixelRatio: 10
maxZoomPixelRatio: 10,
overlayPreserveContentDirection: true // Change this to false to test overlay content flipping
});
viewer.addHandler("open", function(event) {
@ -42,6 +43,19 @@
rotationMode: OpenSeadragon.OverlayRotationMode.BOUNDING_BOX
});
// test with image of letter B to see that images flip too
elt = document.createElement("div");
elt.className = "runtime-overlay";
elt.style.outline = "1px solid blue";
elt.style.height = "100px";
elt.innerHTML = "<div><img src='../data/BBlue.png' width='100%' height='100%'/></div>"
viewer.addOverlay({
element: elt,
location: new OpenSeadragon.Point(0.0, 0.0),
width: 0.1,
height: 0.1
});
elt = document.createElement("div");
elt.className = "runtime-overlay";
elt.style.background = "white";

View File

@ -1,4 +1,4 @@
(function($, undefined) {
(function($) {
/**
* Plugin to force OpenSeadragon to use the legacy mouse pointer event model