mirror of
https://github.com/openseadragon/openseadragon.git
synced 2024-11-29 08:36:10 +03:00
470 lines
19 KiB
JavaScript
470 lines
19 KiB
JavaScript
/* global module, asyncTest, $, ok, equal, notEqual, start, test, Util, testLog, propEqual */
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(function() {
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var viewer;
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module('TiledImage', {
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setup: function() {
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var example = $('<div id="example"></div>').appendTo("#qunit-fixture");
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testLog.reset();
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viewer = OpenSeadragon({
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id: 'example',
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prefixUrl: '/build/openseadragon/images/',
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springStiffness: 100 // Faster animation = faster tests
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});
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},
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teardown: function() {
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if (viewer && viewer.close) {
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viewer.close();
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}
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viewer = null;
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}
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});
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// ----------
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var checkBounds = function(image, expected, message) {
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var bounds = image.getBounds();
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equal(bounds.x, expected.x, message + ' x');
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equal(bounds.y, expected.y, message + ' y');
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equal(bounds.width, expected.width, message + ' width');
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equal(bounds.height, expected.height, message + ' height');
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};
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// ----------
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asyncTest('metrics', function() {
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var handlerCount = 0;
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viewer.addHandler('open', function(event) {
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var image = viewer.world.getItemAt(0);
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var contentSize = image.getContentSize();
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equal(contentSize.x, 500, 'contentSize.x');
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equal(contentSize.y, 2000, 'contentSize.y');
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checkBounds(image, new OpenSeadragon.Rect(5, 6, 10, 40), 'initial bounds');
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var scale = image.getContentSize().x / image.getBounds().width;
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var viewportPoint = new OpenSeadragon.Point(10, 11);
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var imagePoint = viewportPoint.minus(image.getBounds().getTopLeft()).times(scale);
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propEqual(image.viewportToImageCoordinates(viewportPoint), imagePoint, 'viewportToImageCoordinates');
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propEqual(image.imageToViewportCoordinates(imagePoint), viewportPoint, 'imageToViewportCoordinates');
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var viewportRect = new OpenSeadragon.Rect(viewportPoint.x, viewportPoint.y, 6, 7);
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var imageRect = new OpenSeadragon.Rect(imagePoint.x, imagePoint.y,
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viewportRect.width * scale, viewportRect.height * scale);
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propEqual(image.viewportToImageRectangle(viewportRect), imageRect, 'viewportToImageRectangle');
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propEqual(image.imageToViewportRectangle(imageRect), viewportRect, 'imageToViewportRectangle');
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image.addHandler('bounds-change', function boundsChangeHandler(event) {
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image.removeHandler('bounds-change', boundsChangeHandler);
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handlerCount++;
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});
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image.setPosition(new OpenSeadragon.Point(7, 8));
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checkBounds(image, new OpenSeadragon.Rect(7, 8, 10, 40), 'bounds after position');
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image.setWidth(5);
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checkBounds(image, new OpenSeadragon.Rect(7, 8, 5, 20), 'bounds after width');
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image.setHeight(4);
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checkBounds(image, new OpenSeadragon.Rect(7, 8, 1, 4), 'bounds after width');
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equal(handlerCount, 1, 'correct number of handlers called');
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start();
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});
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viewer.open({
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tileSource: '/test/data/tall.dzi',
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x: 5,
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y: 6,
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width: 10
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});
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});
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// ----------
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asyncTest('animation', function() {
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viewer.addHandler("open", function() {
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var image = viewer.world.getItemAt(0);
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propEqual(image.getBounds(), new OpenSeadragon.Rect(0, 0, 1, 1), 'target bounds on open');
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propEqual(image.getBounds(true), new OpenSeadragon.Rect(0, 0, 1, 1), 'current bounds on open');
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image.setPosition(new OpenSeadragon.Point(1, 2));
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propEqual(image.getBounds(), new OpenSeadragon.Rect(1, 2, 1, 1), 'target bounds after position');
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propEqual(image.getBounds(true), new OpenSeadragon.Rect(0, 0, 1, 1), 'current bounds after position');
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image.setWidth(3);
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propEqual(image.getBounds(), new OpenSeadragon.Rect(1, 2, 3, 3), 'target bounds after width');
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propEqual(image.getBounds(true), new OpenSeadragon.Rect(0, 0, 1, 1), 'current bounds after width');
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viewer.addHandler('animation-finish', function animationHandler() {
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viewer.removeHandler('animation-finish', animationHandler);
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propEqual(image.getBounds(), new OpenSeadragon.Rect(1, 2, 3, 3), 'target bounds after animation');
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propEqual(image.getBounds(true), new OpenSeadragon.Rect(1, 2, 3, 3), 'current bounds after animation');
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start();
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});
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});
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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asyncTest('update', function() {
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var handlerCount = 0;
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viewer.addHandler('open', function(event) {
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var image = viewer.world.getItemAt(0);
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equal(image.needsDraw(), true, 'needs draw after open');
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viewer.addHandler('update-level', function updateLevelHandler(event) {
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viewer.removeHandler('update-level', updateLevelHandler);
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handlerCount++;
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equal(event.eventSource, viewer, 'sender of update-level event was viewer');
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equal(event.tiledImage, image, 'tiledImage of update-level event is correct');
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ok('havedrawn' in event, 'update-level event includes havedrawn');
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ok('level' in event, 'update-level event includes level');
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ok('opacity' in event, 'update-level event includes opacity');
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ok('visibility' in event, 'update-level event includes visibility');
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ok('topleft' in event, 'update-level event includes topleft');
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ok('bottomright' in event, 'update-level event includes bottomright');
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ok('currenttime' in event, 'update-level event includes currenttime');
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ok('best' in event, 'update-level event includes best');
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});
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viewer.addHandler('update-tile', function updateTileHandler(event) {
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viewer.removeHandler('update-tile', updateTileHandler);
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handlerCount++;
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equal(event.eventSource, viewer, 'sender of update-tile event was viewer');
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equal(event.tiledImage, image, 'tiledImage of update-level event is correct');
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ok(event.tile, 'update-tile event includes tile');
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});
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viewer.addHandler('tile-drawing', function tileDrawingHandler(event) {
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viewer.removeHandler('tile-drawing', tileDrawingHandler);
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handlerCount++;
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equal(event.eventSource, viewer, 'sender of tile-drawing event was viewer');
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equal(event.tiledImage, image, 'tiledImage of update-level event is correct');
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ok(event.tile, 'tile-drawing event includes a tile');
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ok(event.context, 'tile-drawing event includes a context');
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ok(event.rendered, 'tile-drawing event includes a rendered');
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});
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viewer.addHandler('tile-drawn', function tileDrawnHandler(event) {
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viewer.removeHandler('tile-drawn', tileDrawnHandler);
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handlerCount++;
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equal(event.eventSource, viewer, 'sender of tile-drawn event was viewer');
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equal(event.tiledImage, image, 'tiledImage of update-level event is correct');
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ok(event.tile, 'tile-drawn event includes tile');
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equal(handlerCount, 4, 'correct number of handlers called');
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start();
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});
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image.draw();
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});
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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asyncTest('reset', function() {
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viewer.addHandler('tile-drawn', function updateHandler() {
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viewer.removeHandler('tile-drawn', updateHandler);
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ok(viewer.tileCache.numTilesLoaded() > 0, 'we have tiles after tile-drawn');
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viewer.world.getItemAt(0).reset();
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equal(viewer.tileCache.numTilesLoaded(), 0, 'no tiles after reset');
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viewer.addHandler('tile-drawn', function updateHandler2() {
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viewer.removeHandler('tile-drawn', updateHandler2);
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ok(viewer.tileCache.numTilesLoaded() > 0, 'more tiles load');
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viewer.world.getItemAt(0).destroy();
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equal(viewer.tileCache.numTilesLoaded(), 0, 'no tiles after destroy');
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start();
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});
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});
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equal(viewer.tileCache.numTilesLoaded(), 0, 'no tiles at start');
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viewer.open('/test/data/testpattern.dzi');
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});
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// ----------
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asyncTest('clip', function() {
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var clip = new OpenSeadragon.Rect(100, 100, 800, 800);
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viewer.addHandler('open', function() {
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var image = viewer.world.getItemAt(0);
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propEqual(image.getClip(), clip, 'image has correct clip');
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image.setClip(null);
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equal(image.getClip(), null, 'clip is cleared');
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image.setClip(clip);
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propEqual(image.getClip(), clip, 'clip is set correctly');
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Util.spyOnce(viewer.drawer, 'setClip', function(rect) {
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var homeBounds = viewer.viewport.getHomeBounds();
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var canvasClip = viewer.drawer
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.viewportToDrawerRectangle(homeBounds);
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var precision = 0.00000001;
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Util.assertRectangleEquals(rect, canvasClip, precision,
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'clipping should be ' + canvasClip);
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start();
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});
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});
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viewer.open({
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tileSource: '/test/data/testpattern.dzi',
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clip: clip
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});
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});
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// ----------
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asyncTest('getClipBounds', function() {
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var clip = new OpenSeadragon.Rect(100, 200, 800, 500);
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viewer.addHandler('open', function() {
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var image = viewer.world.getItemAt(0);
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var bounds = image.getClippedBounds();
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var expectedBounds = new OpenSeadragon.Rect(1.2, 1.4, 1.6, 1);
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propEqual(bounds, expectedBounds,
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'getClipBounds should take clipping into account.');
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image = viewer.world.getItemAt(1);
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bounds = image.getClippedBounds();
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expectedBounds = new OpenSeadragon.Rect(1, 2, 2, 2);
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propEqual(bounds, expectedBounds,
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'getClipBounds should work when no clipping set.');
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start();
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});
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viewer.open([{
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tileSource: '/test/data/testpattern.dzi',
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clip: clip,
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x: 1,
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y: 1,
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width: 2
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}, {
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tileSource: '/test/data/testpattern.dzi',
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x: 1,
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y: 2,
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width: 2
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}]);
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});
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// ----------
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asyncTest('opacity', function() {
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function testDefaultOpacity() {
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viewer.removeHandler('open', testDefaultOpacity);
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var image = viewer.world.getItemAt(0);
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strictEqual(image.getOpacity(), 0.5, 'image has default opacity');
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image.setOpacity(1);
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strictEqual(image.getOpacity(), 1, 'opacity is set correctly');
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viewer.addHandler('open', testTileSourceOpacity);
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viewer.open({
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tileSource: '/test/data/testpattern.dzi',
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opacity: 0.25
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});
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}
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function testTileSourceOpacity() {
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viewer.removeHandler('open', testTileSourceOpacity);
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var image = viewer.world.getItemAt(0);
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strictEqual(image.getOpacity(), 0.25, 'image has correct opacity');
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image.setOpacity(0);
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strictEqual(image.getOpacity(), 0, 'opacity is set correctly');
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start();
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}
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viewer.addHandler('open', testDefaultOpacity);
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viewer.opacity = 0.5;
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viewer.open({
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tileSource: '/test/data/testpattern.dzi',
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});
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});
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// ----------
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asyncTest('fitBounds', function() {
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function assertRectEquals(actual, expected, message) {
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ok(actual.equals(expected), message + ' should be ' +
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expected.toString() + ', found ' + actual.toString());
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}
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viewer.addHandler('open', function openHandler() {
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viewer.removeHandler('open', openHandler);
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var squareImage = viewer.world.getItemAt(0);
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squareImage.fitBounds(
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new OpenSeadragon.Rect(0, 0, 1, 2),
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OpenSeadragon.Placement.CENTER,
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true);
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var actualBounds = squareImage.getBounds(true);
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var expectedBounds = new OpenSeadragon.Rect(0, 0.5, 1, 1);
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assertRectEquals(actualBounds, expectedBounds, 'Square image bounds');
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var tallImage = viewer.world.getItemAt(1);
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tallImage.fitBounds(
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new OpenSeadragon.Rect(0, 0, 1, 2),
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OpenSeadragon.Placement.TOP_LEFT,
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true);
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actualBounds = tallImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(0, 0, 0.5, 2);
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assertRectEquals(actualBounds, expectedBounds, 'Tall image bounds');
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var wideImage = viewer.world.getItemAt(2);
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wideImage.fitBounds(
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new OpenSeadragon.Rect(0, 0, 1, 2),
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OpenSeadragon.Placement.BOTTOM_RIGHT,
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true);
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actualBounds = wideImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(0, 1.75, 1, 0.25);
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assertRectEquals(actualBounds, expectedBounds, 'Wide image bounds');
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start();
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});
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viewer.open([
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'/test/data/testpattern.dzi',
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'/test/data/tall.dzi',
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'/test/data/wide.dzi'
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]);
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});
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// ----------
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asyncTest('fitBounds in constructor', function() {
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function assertRectEquals(actual, expected, message) {
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ok(actual.equals(expected), message + ' should be ' +
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expected.toString() + ', found ' + actual.toString());
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}
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viewer.addHandler('open', function openHandler() {
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viewer.removeHandler('open', openHandler);
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var squareImage = viewer.world.getItemAt(0);
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var actualBounds = squareImage.getBounds(true);
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var expectedBounds = new OpenSeadragon.Rect(0, 0.5, 1, 1);
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assertRectEquals(actualBounds, expectedBounds, 'Square image bounds');
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var tallImage = viewer.world.getItemAt(1);
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actualBounds = tallImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(0, 0, 0.5, 2);
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assertRectEquals(actualBounds, expectedBounds, 'Tall image bounds');
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var wideImage = viewer.world.getItemAt(2);
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actualBounds = wideImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(0, 1.75, 1, 0.25);
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assertRectEquals(actualBounds, expectedBounds, 'Wide image bounds');
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start();
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});
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viewer.open([{
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tileSource: '/test/data/testpattern.dzi',
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x: 1, // should be ignored
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y: 1, // should be ignored
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width: 2, // should be ignored
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fitBounds: new OpenSeadragon.Rect(0, 0, 1, 2)
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// No placement specified, should default to CENTER
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}, {
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tileSource: '/test/data/tall.dzi',
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fitBounds: new OpenSeadragon.Rect(0, 0, 1, 2),
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fitBoundsPlacement: OpenSeadragon.Placement.TOP_LEFT
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}, {
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tileSource: '/test/data/wide.dzi',
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fitBounds: new OpenSeadragon.Rect(0, 0, 1, 2),
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fitBoundsPlacement: OpenSeadragon.Placement.BOTTOM_RIGHT
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}]);
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});
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// ----------
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asyncTest('fitBounds with clipping', function() {
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function assertRectEquals(actual, expected, message) {
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ok(actual.equals(expected), message + ' should be ' +
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expected.toString() + ', found ' + actual.toString());
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}
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viewer.addHandler('open', function openHandler() {
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viewer.removeHandler('open', openHandler);
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var squareImage = viewer.world.getItemAt(0);
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var actualBounds = squareImage.getBounds(true);
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var expectedBounds = new OpenSeadragon.Rect(-1, -1, 2, 2);
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assertRectEquals(actualBounds, expectedBounds, 'Square image bounds');
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var tallImage = viewer.world.getItemAt(1);
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actualBounds = tallImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(1, 1, 2, 8);
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assertRectEquals(actualBounds, expectedBounds, 'Tall image bounds');
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var wideImage = viewer.world.getItemAt(2);
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actualBounds = wideImage.getBounds(true);
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expectedBounds = new OpenSeadragon.Rect(1, 1, 16, 4);
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assertRectEquals(actualBounds, expectedBounds, 'Wide image bounds');
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start();
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});
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viewer.open([{
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tileSource: '/test/data/testpattern.dzi',
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clip: new OpenSeadragon.Rect(500, 500, 500, 500),
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fitBounds: new OpenSeadragon.Rect(0, 0, 1, 1)
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}, {
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tileSource: '/test/data/tall.dzi',
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clip: new OpenSeadragon.Rect(0, 0, 250, 100),
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fitBounds: new OpenSeadragon.Rect(1, 1, 1, 2),
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fitBoundsPlacement: OpenSeadragon.Placement.TOP
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}, {
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tileSource: '/test/data/wide.dzi',
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clip: new OpenSeadragon.Rect(0, 0, 100, 250),
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fitBounds: new OpenSeadragon.Rect(1, 1, 1, 2),
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fitBoundsPlacement: OpenSeadragon.Placement.TOP_LEFT
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}]);
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});
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// ----------
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asyncTest('fullyLoaded', function() {
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viewer.addHandler('open', function openHandler() {
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viewer.removeHandler('open', openHandler);
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var image = viewer.world.getItemAt(0);
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equal(image.getFullyLoaded(), false, 'not fully loaded at first');
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var count = 0;
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var fullyLoadedChangeHandler = function(event) {
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if (count === 0) {
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equal(event.fullyLoaded, true, 'event includes true fullyLoaded property');
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equal(image.getFullyLoaded(), true, 'image is fully loaded after event');
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viewer.viewport.zoomBy(5, null, true);
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} else if (count === 1) {
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equal(event.fullyLoaded, false, 'event includes false fullyLoaded property');
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equal(image.getFullyLoaded(), false, 'image is not fully loaded after zoom');
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} else {
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image.removeHandler('fully-loaded-change', fullyLoadedChangeHandler);
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equal(image.getFullyLoaded(), true, 'image is once again fully loaded');
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start();
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}
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count++;
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};
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image.addHandler('fully-loaded-change', fullyLoadedChangeHandler);
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});
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viewer.open([{
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tileSource: '/test/data/tall.dzi',
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}]);
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});
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})();
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