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Merge branch 'openseadragon:master' into master

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Aiosa 2022-01-06 10:56:43 +01:00 committed by GitHub
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13 changed files with 1244 additions and 1398 deletions
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2
Gruntfile.js
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@ -197,7 +197,7 @@ module.exports = function(grunt) {
},
eslint: {
options: {
configFile: '.eslintrc.json'
overrideConfigFile: '.eslintrc.json'
},
target: sources
},

11
changelog.txt
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@ -1,7 +1,16 @@
OPENSEADRAGON CHANGELOG
=======================
3.0.0: (In progress)
3.0.1: (in progress)
* Added subPixelRoundingForTransparency Viewer option to address seams that can appear in semi-transparent images (#2075 @TanukiSharp)
* Added Viewer.isAnimating() (#2075 @TanukiSharp)
* Added isFullScreen method to Viewer (#2067 @JachiOnuoha)
* Fixed an issue where turning off panVertical or panHorizontal would not affect the panning keyboard combos (#2069 @JachiOnuoha)
* Cleaned up console.logs so that errors and warnings use console.error and console.warn as appropriate (#2073 @Abhishek-90)
* Improved documentation (#2067 @JachiOnuoha)
3.0.0:
* BREAKING CHANGE: Dropped support for older browsers (IE < 11) (#1872 #1949 #1951 @msalsbery, #1950 @rmontroy)
* BREAKING CHANGE: Removed deprecated OpenSeadragon.getEvent function (#1949 @msalsbery)

2371
package-lock.json generated
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File diff suppressed because it is too large Load Diff

16
package.json
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@ -1,6 +1,6 @@
{
"name": "openseadragon",
"version": "2.4.2",
"version": "3.0.0",
"description": "Provides a smooth, zoomable user interface for HTML/Javascript.",
"keywords": [
"image",
@ -29,15 +29,15 @@
"url": "https://github.com/openseadragon/openseadragon.git"
},
"devDependencies": {
"grunt": "^1.1.0",
"grunt": "^1.4.1",
"grunt-contrib-clean": "^2.0.0",
"grunt-contrib-compress": "^1.6.0",
"grunt-contrib-concat": "^1.0.1",
"grunt-contrib-connect": "^2.1.0",
"grunt-contrib-qunit": "^3.1.0",
"grunt-contrib-uglify": "^4.0.1",
"grunt-contrib-compress": "^2.0.0",
"grunt-contrib-concat": "^2.0.0",
"grunt-contrib-connect": "^3.0.0",
"grunt-contrib-qunit": "^5.1.1",
"grunt-contrib-uglify": "^5.0.1",
"grunt-contrib-watch": "^1.1.0",
"grunt-eslint": "^23.0.0",
"grunt-eslint": "^24.0.0",
"grunt-git-describe": "^2.4.4",
"grunt-istanbul": "^0.8.0",
"grunt-text-replace": "^0.4.0",

7
src/drawer.js
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@ -344,15 +344,18 @@ $.Drawer.prototype = {
* where <code>rendered</code> is the context with the pre-drawn image.
* @param {Float} [scale=1] - Apply a scale to tile position and size. Defaults to 1.
* @param {OpenSeadragon.Point} [translate] A translation vector to offset tile position
* @param {Boolean} [shouldRoundPositionAndSize] - Tells whether to round
* position and size of tiles supporting alpha channel in non-transparency
* context.
*/
drawTile: function(tile, drawingHandler, useSketch, scale, translate) {
drawTile: function(tile, drawingHandler, useSketch, scale, translate, shouldRoundPositionAndSize) {
$.console.assert(tile, '[Drawer.drawTile] tile is required');
$.console.assert(drawingHandler, '[Drawer.drawTile] drawingHandler is required');
if (this.useCanvas) {
var context = this._getContext(useSketch);
scale = scale || 1;
tile.drawCanvas(context, drawingHandler, scale, translate);
tile.drawCanvas(context, drawingHandler, scale, translate, shouldRoundPositionAndSize);
} else {
tile.drawHTML( this.canvas );
}

7
src/iiiftilesource.js
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@ -446,8 +446,11 @@ $.extend( $.IIIFTileSource.prototype, $.TileSource.prototype, /** @lends OpenSea
/**
* Determine whether arbitrary tile requests can be made against a service with the given profile
* @function
* @param {array} profile - IIIF profile array
* @throws {Error}
* @param {Object} options
* @param {Array|String} options.profile
* @param {Number} options.version
* @param {String} options.extraFeatures
* @returns {Boolean}
*/
function canBeTiled ( options ) {
var level0Profiles = [

30
src/openseadragon.js
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@ -209,6 +209,17 @@
* You can pass a CSS color value like "#FF8800".
* When passing a function the tiledImage and canvas context are available as argument which is useful when you draw a gradient or pattern.
*
* @property {Object} [subPixelRoundingForTransparency=null]
* Determines when subpixel rounding should be applied for tiles when rendering images that support transparency.
* This property is a subpixel rounding enum values dictionary [{@link BROWSERS}] --> {@link SUBPIXEL_ROUNDING_OCCURRENCES}.
* The key is a {@link BROWSERS} value, and the value is one of {@link SUBPIXEL_ROUNDING_OCCURRENCES},
* indicating, for a given browser, when to apply subpixel rounding.
* Key '*' is the fallback value for any browser not specified in the dictionary.
* This property has a simple mode, and one can set it directly to
* {@link SUBPIXEL_ROUNDING_OCCURRENCES.NEVER}, {@link SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST} or {@link SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS}
* in order to apply this rule for all browser. The values {@link SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS} would be equivalent to { '*', SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS }.
* The default is {@link SUBPIXEL_ROUNDING_OCCURRENCES.NEVER} for all browsers, for backward compatibility reason.
*
* @property {Number} [degrees=0]
* Initial rotation.
*
@ -1263,6 +1274,7 @@ function OpenSeadragon( options ){
compositeOperation: null,
imageSmoothingEnabled: true,
placeholderFillStyle: null,
subPixelRoundingForTransparency: null,
//REFERENCE STRIP SETTINGS
showReferenceStrip: false,
@ -1403,6 +1415,20 @@ function OpenSeadragon( options ){
CHROMEEDGE: 7
},
/**
* An enumeration of when subpixel rounding should occur.
* @static
* @type {Object}
* @property {Number} NEVER Never apply subpixel rounding for transparency.
* @property {Number} ONLY_AT_REST Do not apply subpixel rounding for transparency during animation (panning, zoom, rotation) and apply it once animation is over.
* @property {Number} ALWAYS Apply subpixel rounding for transparency during animation and when animation is over.
*/
SUBPIXEL_ROUNDING_OCCURRENCES: {
NEVER: 0,
ONLY_AT_REST: 1,
ALWAYS: 2
},
/**
* Keep track of which {@link Viewer}s have been created.
* - Key: {@link Element} to which a Viewer is attached.
@ -2316,7 +2342,7 @@ function OpenSeadragon( options ){
protocol !== "https:" )) {
onSuccess( request );
} else {
$.console.log( "AJAX request returned %d: %s", request.status, url );
$.console.error( "AJAX request returned %d: %s", request.status, url );
if ( $.isFunction( onError ) ) {
onError( request );
@ -2347,7 +2373,7 @@ function OpenSeadragon( options ){
request.send(postData);
} catch (e) {
$.console.log( "%s while making AJAX request: %s", e.name, e.message );
$.console.error( "%s while making AJAX request: %s", e.name, e.message );
request.onreadystatechange = function(){};

2
src/referencestrip.js
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@ -267,7 +267,7 @@ $.ReferenceStrip.prototype = {
*/
update: function () {
if ( THIS[this.id].animating ) {
$.console.log( 'image reference strip update' );
// $.console.log( 'image reference strip update' );
return true;
}
return false;

2
src/strings.js
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@ -83,7 +83,7 @@ $.extend( $, /** @lends OpenSeadragon */{
string = container[ props[ i ] ];
if ( typeof ( string ) !== "string" ) {
$.console.log( "Untranslated source string:", prop );
$.console.error( "Untranslated source string:", prop );
string = ""; // FIXME: this breaks gettext()-style convention, which would return source
}

13
src/tile.js
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@ -326,8 +326,11 @@ $.Tile.prototype = {
* where <code>rendered</code> is the context with the pre-drawn image.
* @param {Number} [scale=1] - Apply a scale to position and size
* @param {OpenSeadragon.Point} [translate] - A translation vector
* @param {Boolean} [shouldRoundPositionAndSize] - Tells whether to round
* position and size of tiles supporting alpha channel in non-transparency
* context.
*/
drawCanvas: function( context, drawingHandler, scale, translate ) {
drawCanvas: function( context, drawingHandler, scale, translate, shouldRoundPositionAndSize ) {
var position = this.position.times($.pixelDensityRatio),
size = this.size.times($.pixelDensityRatio),
@ -371,6 +374,14 @@ $.Tile.prototype = {
//an image with an alpha channel, then the only way
//to avoid seeing the tile underneath is to clear the rectangle
if (context.globalAlpha === 1 && this._hasTransparencyChannel()) {
if (shouldRoundPositionAndSize) {
// Round to the nearest whole pixel so we don't get seams from overlap.
position.x = Math.round(position.x);
position.y = Math.round(position.y);
size.x = Math.round(size.x);
size.y = Math.round(size.y);
}
//clearing only the inside of the rectangle occupied
//by the png prevents edge flikering
context.clearRect(

87
src/tiledimage.js
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@ -177,7 +177,8 @@ $.TiledImage = function( options ) {
placeholderFillStyle: $.DEFAULT_SETTINGS.placeholderFillStyle,
opacity: $.DEFAULT_SETTINGS.opacity,
preload: $.DEFAULT_SETTINGS.preload,
compositeOperation: $.DEFAULT_SETTINGS.compositeOperation
compositeOperation: $.DEFAULT_SETTINGS.compositeOperation,
subPixelRoundingForTransparency: $.DEFAULT_SETTINGS.subPixelRoundingForTransparency
}, options );
this._preload = this.preload;
@ -1612,7 +1613,7 @@ function loadTile( tiledImage, tile, time ) {
*/
function onTileLoad( tiledImage, tile, time, image, errorMsg, tileRequest ) {
if ( !image ) {
$.console.log( "Tile %s failed to load: %s - error: %s", tile, tile.url, errorMsg );
$.console.error( "Tile %s failed to load: %s - error: %s", tile, tile.url, errorMsg );
/**
* Triggered when a tile fails to load.
*
@ -1638,7 +1639,7 @@ function onTileLoad( tiledImage, tile, time, image, errorMsg, tileRequest ) {
}
if ( time < tiledImage.lastResetTime ) {
$.console.log( "Ignoring tile %s loaded before reset: %s", tile, tile.url );
$.console.warn( "Ignoring tile %s loaded before reset: %s", tile, tile.url );
tile.loading = false;
return;
}
@ -1955,6 +1956,73 @@ function compareTiles( previousBest, tile ) {
return previousBest;
}
/**
* @private
* @inner
* Defines the value for subpixel rounding to fallback to in case of missing or
* invalid value.
*/
var DEFAULT_SUBPIXEL_ROUNDING_RULE = $.SUBPIXEL_ROUNDING_OCCURRENCES.NEVER;
/**
* @private
* @inner
* Checks whether the input value is an invalid subpixel rounding enum value.
*
* @param {SUBPIXEL_ROUNDING_OCCURRENCES} value - The subpixel rounding enum value to check.
* @returns {Boolean} Returns true if the input value is none of the expected
* {@link SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS}, {@link SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST} or {@link SUBPIXEL_ROUNDING_OCCURRENCES.NEVER} value.
*/
function isSubPixelRoundingRuleUnknown(value) {
return value !== $.SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS &&
value !== $.SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST &&
value !== $.SUBPIXEL_ROUNDING_OCCURRENCES.NEVER;
}
/**
* @private
* @inner
* Ensures the returned value is always a valid subpixel rounding enum value,
* defaulting to {@link SUBPIXEL_ROUNDING_OCCURRENCES.NEVER} if input is missing or invalid.
*
* @param {SUBPIXEL_ROUNDING_OCCURRENCES} value - The subpixel rounding enum value to normalize.
* @returns {SUBPIXEL_ROUNDING_OCCURRENCES} Returns a valid subpixel rounding enum value.
*/
function normalizeSubPixelRoundingRule(value) {
if (isSubPixelRoundingRuleUnknown(value)) {
return DEFAULT_SUBPIXEL_ROUNDING_RULE;
}
return value;
}
/**
* @private
* @inner
* Ensures the returned value is always a valid subpixel rounding enum value,
* defaulting to 'NEVER' if input is missing or invalid.
*
* @param {Object} subPixelRoundingRules - A subpixel rounding enum values dictionary [{@link BROWSERS}] --> {@link SUBPIXEL_ROUNDING_OCCURRENCES}.
* @returns {SUBPIXEL_ROUNDING_OCCURRENCES} Returns the determined subpixel rounding enum value for the
* current browser.
*/
function determineSubPixelRoundingRule(subPixelRoundingRules) {
if (typeof subPixelRoundingRules === 'number') {
return normalizeSubPixelRoundingRule(subPixelRoundingRules);
}
if (!subPixelRoundingRules || !$.Browser) {
return DEFAULT_SUBPIXEL_ROUNDING_RULE;
}
var subPixelRoundingRule = subPixelRoundingRules[$.Browser.vendor];
if (isSubPixelRoundingRuleUnknown(subPixelRoundingRule)) {
subPixelRoundingRule = subPixelRoundingRules['*'];
}
return normalizeSubPixelRoundingRule(subPixelRoundingRule);
}
/**
* @private
* @inner
@ -2103,9 +2171,20 @@ function drawTiles( tiledImage, lastDrawn ) {
tiledImage._drawer.drawRectangle(placeholderRect, fillStyle, useSketch);
}
var subPixelRoundingRule = determineSubPixelRoundingRule(tiledImage.subPixelRoundingForTransparency);
var shouldRoundPositionAndSize = false;
if (subPixelRoundingRule === $.SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS) {
shouldRoundPositionAndSize = true;
} else if (subPixelRoundingRule === $.SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST) {
var isAnimating = tiledImage.viewer && tiledImage.viewer.isAnimating();
shouldRoundPositionAndSize = !isAnimating;
}
for (var i = lastDrawn.length - 1; i >= 0; i--) {
tile = lastDrawn[ i ];
tiledImage._drawer.drawTile( tile, tiledImage._drawingHandler, useSketch, sketchScale, sketchTranslate );
tiledImage._drawer.drawTile( tile, tiledImage._drawingHandler, useSketch, sketchScale, sketchTranslate, shouldRoundPositionAndSize );
tile.beingDrawn = true;
if( tiledImage.viewer ){

39
src/viewer.js
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@ -713,6 +713,7 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
}
THIS[ this.hash ].animating = false;
this.world.removeAll();
this.imageLoader.clear();
@ -1252,6 +1253,15 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
},
//
/**
* @function
* @returns {Boolean} returns true if the viewer is in fullscreen
*/
isFullScreen: function () {
return $.isFullScreen() && this.isFullPage();
},
/**
* @function
* @param {Boolean} visible
@ -1494,7 +1504,8 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
ajaxWithCredentials: queueItem.options.ajaxWithCredentials,
loadTilesWithAjax: queueItem.options.loadTilesWithAjax,
ajaxHeaders: queueItem.options.ajaxHeaders,
debugMode: _this.debugMode
debugMode: _this.debugMode,
subPixelRoundingForTransparency: _this.subPixelRoundingForTransparency
});
if (_this.collectionMode) {
@ -2348,6 +2359,10 @@ $.extend( $.Viewer.prototype, $.EventSource.prototype, $.ControlDock.prototype,
}
this.goToPage( next );
},
isAnimating: function () {
return THIS[ this.hash ].animating;
},
});
@ -2657,8 +2672,8 @@ function onCanvasKeyDown( event ) {
var canvasKeyDownEventArgs = {
originalEvent: event.originalEvent,
preventDefaultAction: false,
preventVerticalPan: event.preventVerticalPan,
preventHorizontalPan: event.preventHorizontalPan
preventVerticalPan: event.preventVerticalPan || !this.panVertical,
preventHorizontalPan: event.preventHorizontalPan || !this.panHorizontal
};
/**
@ -2728,8 +2743,8 @@ function onCanvasKeyPress( event ) {
var canvasKeyPressEventArgs = {
originalEvent: event.originalEvent,
preventDefaultAction: false,
preventVerticalPan: event.preventVerticalPan,
preventHorizontalPan: event.preventHorizontalPan
preventVerticalPan: event.preventVerticalPan || !this.panVertical,
preventHorizontalPan: event.preventHorizontalPan || !this.panHorizontal
};
// This event is documented in onCanvasKeyDown
@ -3494,7 +3509,9 @@ function updateOnce( viewer ) {
animated = viewer.referenceStrip.update( viewer.viewport ) || animated;
}
if ( !THIS[ viewer.hash ].animating && animated ) {
var currentAnimating = THIS[ viewer.hash ].animating;
if ( !currentAnimating && animated ) {
/**
* Raised when any spring animation starts (zoom, pan, etc.).
*
@ -3508,7 +3525,13 @@ function updateOnce( viewer ) {
abortControlsAutoHide( viewer );
}
if ( animated || THIS[ viewer.hash ].forceRedraw || viewer.world.needsDraw() ) {
var isAnimationFinished = currentAnimating && !animated;
if ( isAnimationFinished ) {
THIS[ viewer.hash ].animating = false;
}
if ( animated || isAnimationFinished || THIS[ viewer.hash ].forceRedraw || viewer.world.needsDraw() ) {
drawWorld( viewer );
viewer._drawOverlays();
if( viewer.navigator ){
@ -3532,7 +3555,7 @@ function updateOnce( viewer ) {
}
}
if ( THIS[ viewer.hash ].animating && !animated ) {
if ( isAnimationFinished ) {
/**
* Raised when any spring animation ends (zoom, pan, etc.).
*

1
test/demo/basic.html
View File

@ -27,7 +27,6 @@
tileSources: "../data/testpattern.dzi",
showNavigator:true
});
</script>
</body>
</html>