mirror of
https://github.com/openseadragon/openseadragon.git
synced 2024-11-27 07:36:09 +03:00
335 lines
15 KiB
JavaScript
335 lines
15 KiB
JavaScript
/* eslint-disable camelcase */
|
|
/* global QUnit, $, Util, testLog */
|
|
|
|
(function () {
|
|
var viewer;
|
|
var precision = 0.00000001;
|
|
|
|
QUnit.module('Units', {
|
|
beforeEach: function () {
|
|
$('<div id="unitsexample"></div>').appendTo("#qunit-fixture");
|
|
|
|
testLog.reset();
|
|
|
|
// eslint-disable-next-line new-cap
|
|
viewer = OpenSeadragon({
|
|
id: 'unitsexample',
|
|
prefixUrl: '/build/openseadragon/images/',
|
|
springStiffness: 100 // Faster animation = faster tests
|
|
});
|
|
},
|
|
afterEach: function () {
|
|
if (viewer){
|
|
viewer.destroy();
|
|
}
|
|
|
|
viewer = null;
|
|
}
|
|
});
|
|
|
|
|
|
function pointEqual(assert, a, b, message) {
|
|
Util.assessNumericValue(assert, a.x, b.x, precision, message);
|
|
Util.assessNumericValue(assert, a.y, b.y, precision, message);
|
|
}
|
|
|
|
// Check that f^-1 ( f(x) ) = x
|
|
function checkPoint(assert, context) {
|
|
var viewport = viewer.viewport;
|
|
|
|
var point = new OpenSeadragon.Point(15, 12);
|
|
var result = viewport.viewerElementToImageCoordinates(
|
|
viewport.imageToViewerElementCoordinates(point));
|
|
pointEqual(assert, result, point, 'viewerElement and image ' + context);
|
|
|
|
result = viewport.windowToImageCoordinates(
|
|
viewport.imageToWindowCoordinates(point));
|
|
pointEqual(assert, result, point, 'window and image ' + context);
|
|
|
|
result = viewport.viewerElementToViewportCoordinates(
|
|
viewport.viewportToViewerElementCoordinates(point));
|
|
pointEqual(assert, result, point, 'viewerElement and viewport ' + context);
|
|
|
|
result = viewport.windowToViewportCoordinates(
|
|
viewport.viewportToWindowCoordinates(point));
|
|
pointEqual(assert, result, point, 'window and viewport ' + context);
|
|
|
|
for (var i = 0; i < viewer.world.getItemCount(); i++) {
|
|
var tiledImage = viewer.world.getItemAt(i);
|
|
result = tiledImage.viewportToImageCoordinates(
|
|
tiledImage.imageToViewportCoordinates(point));
|
|
pointEqual(assert, result, point, 'viewport and tiled image ' + i + context);
|
|
|
|
result = tiledImage.viewerElementToImageCoordinates(
|
|
tiledImage.imageToViewerElementCoordinates(point));
|
|
pointEqual(assert, result, point, 'viewerElement and tiled image ' + i + context);
|
|
|
|
result = tiledImage.windowToImageCoordinates(
|
|
tiledImage.imageToWindowCoordinates(point));
|
|
pointEqual(assert, result, point, 'window and tiled image ' + i + context);
|
|
}
|
|
}
|
|
|
|
// ----------
|
|
QUnit.test('Single image coordinates conversions', function (assert) {
|
|
var done = assert.async();
|
|
viewer.addHandler("open", function () {
|
|
var viewport = viewer.viewport;
|
|
var tiledImage = viewer.world.getItemAt(0);
|
|
|
|
var point0_0 = new OpenSeadragon.Point(0, 0);
|
|
var point = viewport.viewerElementToViewportCoordinates(point0_0);
|
|
pointEqual(assert, point, point0_0, 'When opening, viewer coordinate 0,0 is also point 0,0');
|
|
var viewportPixel = viewport.viewerElementToImageCoordinates(point0_0);
|
|
pointEqual(assert, viewportPixel, point0_0, 'When opening, viewer coordinate 0,0 is also viewport pixel 0,0');
|
|
var imagePixel = tiledImage.viewerElementToImageCoordinates(point0_0);
|
|
pointEqual(assert, imagePixel, point0_0, 'When opening, viewer coordinate 0,0 is also image pixel 0,0');
|
|
|
|
var viewerWidth = $(viewer.element).width();
|
|
var imageWidth = viewer.source.dimensions.x;
|
|
var point1_0 = new OpenSeadragon.Point(1, 0);
|
|
var viewerTopRight = new OpenSeadragon.Point(viewerWidth, 0);
|
|
var imageTopRight = new OpenSeadragon.Point(imageWidth, 0);
|
|
|
|
point = viewport.viewerElementToViewportCoordinates(viewerTopRight);
|
|
pointEqual(assert, point, point1_0, 'Viewer top right has viewport coordinates 1,0.');
|
|
viewportPixel = viewport.viewerElementToImageCoordinates(viewerTopRight);
|
|
pointEqual(assert, viewportPixel, imageTopRight, 'Viewer top right has viewport pixel coordinates imageWidth,0.');
|
|
imagePixel = tiledImage.viewerElementToImageCoordinates(viewerTopRight);
|
|
pointEqual(assert, imagePixel, imageTopRight, 'Viewer top right has image pixel coordinates imageWidth,0.');
|
|
|
|
checkPoint(assert, ' after opening');
|
|
viewer.addHandler('animation-finish', function animationHandler() {
|
|
viewer.removeHandler('animation-finish', animationHandler);
|
|
checkPoint(assert, ' after zoom and pan');
|
|
done();
|
|
});
|
|
viewer.viewport.zoomTo(0.8).panTo(new OpenSeadragon.Point(0.1, 0.2));
|
|
});
|
|
viewer.open('/test/data/testpattern.dzi');
|
|
});
|
|
|
|
|
|
// ---------
|
|
QUnit.test('Multiple images coordinates conversion', function (assert) {
|
|
var done = assert.async();
|
|
viewer.addHandler("open", function () {
|
|
var viewport = viewer.viewport;
|
|
var tiledImage1 = viewer.world.getItemAt(0);
|
|
var tiledImage2 = viewer.world.getItemAt(1);
|
|
var imageWidth = viewer.source.dimensions.x;
|
|
var imageHeight = viewer.source.dimensions.y;
|
|
|
|
var point0_0 = new OpenSeadragon.Point(0, 0);
|
|
var point = viewport.viewerElementToViewportCoordinates(point0_0);
|
|
pointEqual(assert, point, point0_0, 'When opening, viewer coordinate 0,0 is also point 0,0');
|
|
var image1Pixel = tiledImage1.viewerElementToImageCoordinates(point0_0);
|
|
pointEqual(assert, image1Pixel, point0_0, 'When opening, viewer coordinate 0,0 is also image 1 pixel 0,0');
|
|
var image2Pixel = tiledImage2.viewerElementToImageCoordinates(point0_0);
|
|
pointEqual(assert, image2Pixel,
|
|
new OpenSeadragon.Point(-2 * imageWidth, -2 * imageHeight),
|
|
'When opening, viewer coordinates 0,0 is also image 2 pixel -2*imageWidth, -2*imageHeight');
|
|
|
|
var viewerWidth = $(viewer.element).width();
|
|
var viewerHeight = $(viewer.element).height();
|
|
var viewerBottomRight = new OpenSeadragon.Point(viewerWidth, viewerHeight);
|
|
|
|
point = viewport.viewerElementToViewportCoordinates(viewerBottomRight);
|
|
pointEqual(assert, point, new OpenSeadragon.Point(1.5, 1.5),
|
|
'Viewer bottom right has viewport coordinates 1.5,1.5.');
|
|
image1Pixel = tiledImage1.viewerElementToImageCoordinates(viewerBottomRight);
|
|
pointEqual(assert, image1Pixel,
|
|
new OpenSeadragon.Point(imageWidth * 1.5, imageHeight * 1.5),
|
|
'Viewer bottom right has image 1 pixel coordinates imageWidth * 1.5, imageHeight * 1.5');
|
|
image2Pixel = tiledImage2.viewerElementToImageCoordinates(viewerBottomRight);
|
|
pointEqual(assert, image2Pixel,
|
|
new OpenSeadragon.Point(imageWidth, imageHeight),
|
|
'Viewer bottom right has image 2 pixel coordinates imageWidth,imageHeight.');
|
|
|
|
|
|
checkPoint(assert, ' after opening');
|
|
viewer.addHandler('animation-finish', function animationHandler() {
|
|
viewer.removeHandler('animation-finish', animationHandler);
|
|
checkPoint(assert, ' after zoom and pan');
|
|
done();
|
|
});
|
|
viewer.viewport.zoomTo(0.8).panTo(new OpenSeadragon.Point(0.1, 0.2));
|
|
});
|
|
|
|
viewer.open([{
|
|
tileSource: "/test/data/testpattern.dzi"
|
|
}, {
|
|
tileSource: "/test/data/testpattern.dzi",
|
|
x: 1,
|
|
y: 1,
|
|
width: 0.5
|
|
}
|
|
]);
|
|
});
|
|
|
|
|
|
// ---------
|
|
QUnit.test('Multiple images coordinates conversion with viewport rotation', function (assert) {
|
|
var done = assert.async();
|
|
viewer.addHandler("open", function () {
|
|
var viewport = viewer.viewport;
|
|
var tiledImage1 = viewer.world.getItemAt(0);
|
|
var tiledImage2 = viewer.world.getItemAt(1);
|
|
var imageWidth = viewer.source.dimensions.x;
|
|
var imageHeight = viewer.source.dimensions.y;
|
|
|
|
var viewerWidth = $(viewer.element).width();
|
|
var viewerHeight = $(viewer.element).height();
|
|
var viewerMiddleTop = new OpenSeadragon.Point(viewerWidth / 2, 0);
|
|
var viewerMiddleBottom = new OpenSeadragon.Point(viewerWidth / 2, viewerHeight);
|
|
|
|
var point0_0 = new OpenSeadragon.Point(0, 0);
|
|
var point = viewport.viewerElementToViewportCoordinates(viewerMiddleTop);
|
|
pointEqual(assert, point, point0_0, 'When opening, viewer middle top is also viewport 0,0');
|
|
var image1Pixel = tiledImage1.viewerElementToImageCoordinates(viewerMiddleTop);
|
|
pointEqual(assert, image1Pixel, point0_0, 'When opening, viewer middle top is also image 1 pixel 0,0');
|
|
var image2Pixel = tiledImage2.viewerElementToImageCoordinates(viewerMiddleTop);
|
|
pointEqual(assert, image2Pixel,
|
|
new OpenSeadragon.Point(-2 * imageWidth, -2 * imageHeight),
|
|
'When opening, viewer middle top is also image 2 pixel -2*imageWidth, -2*imageHeight');
|
|
|
|
point = viewport.viewerElementToViewportCoordinates(viewerMiddleBottom);
|
|
pointEqual(assert, point, new OpenSeadragon.Point(1.5, 1.5),
|
|
'Viewer middle bottom has viewport coordinates 1.5,1.5.');
|
|
image1Pixel = tiledImage1.viewerElementToImageCoordinates(viewerMiddleBottom);
|
|
pointEqual(assert, image1Pixel,
|
|
new OpenSeadragon.Point(imageWidth * 1.5, imageHeight * 1.5),
|
|
'Viewer middle bottom has image 1 pixel coordinates imageWidth * 1.5, imageHeight * 1.5');
|
|
image2Pixel = tiledImage2.viewerElementToImageCoordinates(viewerMiddleBottom);
|
|
pointEqual(assert, image2Pixel,
|
|
new OpenSeadragon.Point(imageWidth, imageHeight),
|
|
'Viewer middle bottom has image 2 pixel coordinates imageWidth,imageHeight.');
|
|
|
|
|
|
checkPoint(assert, ' after opening');
|
|
viewer.addHandler('animation-finish', function animationHandler() {
|
|
viewer.removeHandler('animation-finish', animationHandler);
|
|
checkPoint(assert, ' after zoom and pan');
|
|
|
|
//Restore rotation
|
|
viewer.viewport.setRotation(0, true);
|
|
done();
|
|
});
|
|
viewer.viewport.zoomTo(0.8).panTo(new OpenSeadragon.Point(0.1, 0.2));
|
|
});
|
|
|
|
viewer.viewport.setRotation(45, true);
|
|
viewer.open([{
|
|
tileSource: "/test/data/testpattern.dzi"
|
|
}, {
|
|
tileSource: "/test/data/testpattern.dzi",
|
|
x: 1,
|
|
y: 1,
|
|
width: 0.5
|
|
}
|
|
]);
|
|
});
|
|
|
|
// ----------
|
|
QUnit.test('ZoomRatio 1 image', function (assert) {
|
|
var done = assert.async();
|
|
viewer.addHandler("open", function () {
|
|
|
|
var viewport = viewer.viewport;
|
|
|
|
var imageWidth = viewer.source.dimensions.x;
|
|
|
|
function getCurrentImageWidth() {
|
|
return viewport.viewportToViewerElementCoordinates(
|
|
new OpenSeadragon.Point(1, 0)).minus(
|
|
viewport.viewportToViewerElementCoordinates(
|
|
new OpenSeadragon.Point(0, 0))).x;
|
|
}
|
|
|
|
function checkZoom() {
|
|
var currentImageWidth = getCurrentImageWidth();
|
|
var expectedImageZoom = currentImageWidth / imageWidth;
|
|
var expectedViewportZoom = viewport.getZoom(true);
|
|
var actualImageZoom = viewport.viewportToImageZoom(
|
|
expectedViewportZoom);
|
|
Util.assessNumericValue(assert, actualImageZoom, expectedImageZoom, precision);
|
|
|
|
var actualViewportZoom = viewport.imageToViewportZoom(actualImageZoom);
|
|
Util.assessNumericValue(assert, actualViewportZoom, expectedViewportZoom, precision);
|
|
}
|
|
|
|
checkZoom();
|
|
|
|
var zoomHandler = function () {
|
|
viewer.removeHandler('animation-finish', zoomHandler);
|
|
checkZoom();
|
|
done();
|
|
};
|
|
|
|
viewer.addHandler('animation-finish', zoomHandler);
|
|
viewport.zoomTo(2);
|
|
});
|
|
|
|
viewer.open('/test/data/testpattern.dzi');
|
|
});
|
|
|
|
// ----------
|
|
QUnit.test('ZoomRatio 2 images', function (assert) {
|
|
var done = assert.async();
|
|
viewer.addHandler("open", function () {
|
|
|
|
var viewport = viewer.viewport;
|
|
|
|
var imageWidth = viewer.source.dimensions.x;
|
|
var image1 = viewer.world.getItemAt(0);
|
|
var image2 = viewer.world.getItemAt(1);
|
|
|
|
function getCurrentImageWidth(image) {
|
|
var bounds = image.getBounds();
|
|
return viewport.viewportToViewerElementCoordinates(
|
|
bounds.getTopRight()).minus(
|
|
viewport.viewportToViewerElementCoordinates(
|
|
bounds.getTopLeft())).x;
|
|
}
|
|
|
|
function checkZoom(image) {
|
|
var currentImageWidth = getCurrentImageWidth(image);
|
|
var expectedImageZoom = currentImageWidth / imageWidth;
|
|
var expectedViewportZoom = viewport.getZoom(true);
|
|
var actualImageZoom = image.viewportToImageZoom(
|
|
expectedViewportZoom);
|
|
Util.assessNumericValue(assert, actualImageZoom, expectedImageZoom,
|
|
precision);
|
|
|
|
var actualViewportImage1Zoom = image.imageToViewportZoom(actualImageZoom);
|
|
Util.assessNumericValue(
|
|
assert, actualViewportImage1Zoom, expectedViewportZoom, precision);
|
|
}
|
|
|
|
checkZoom(image1);
|
|
checkZoom(image2);
|
|
|
|
var zoomHandler = function () {
|
|
viewer.removeHandler('animation-finish', zoomHandler);
|
|
checkZoom(image1);
|
|
checkZoom(image2);
|
|
done();
|
|
};
|
|
|
|
viewer.addHandler('animation-finish', zoomHandler);
|
|
viewport.zoomTo(2);
|
|
});
|
|
|
|
viewer.open([{
|
|
tileSource: "/test/data/testpattern.dzi"
|
|
}, {
|
|
tileSource: "/test/data/testpattern.dzi",
|
|
x: 1,
|
|
y: 1,
|
|
width: 0.5
|
|
}
|
|
]);
|
|
});
|
|
|
|
})();
|