2013-10-05 18:21:12 +04:00
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<!DOCTYPE html>
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<html>
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<head>
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2015-06-02 23:41:37 +03:00
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<title>OpenSeadragon Coordinates Demo</title>
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2013-10-05 18:21:12 +04:00
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<script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script>
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<script type="text/javascript" src='../lib/jquery-1.9.1.min.js'></script>
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<style type="text/css">
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2015-06-02 23:41:37 +03:00
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.openseadragon1 {
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width: 800px;
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height: 600px;
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}
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2013-10-05 18:21:12 +04:00
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</style>
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</head>
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<body>
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<div>
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2015-06-02 23:41:37 +03:00
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Simple demo page to show OpenSeadragon coordinates system.
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2013-10-05 18:21:12 +04:00
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</div>
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<div id="contentDiv" class="openseadragon1"></div>
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<div>
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<table border="1">
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<tr>
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<th></th>
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<th>Window (pixel)</th>
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<th>Container (pixel)</th>
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<th>Viewport (point)</th>
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2015-12-12 03:07:23 +03:00
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<th>Big Image (pixel)</th>
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<th>Small Image (pixel)</th>
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2013-10-05 18:21:12 +04:00
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</tr>
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<tr>
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<th>Cursor position</th>
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2015-12-12 03:07:23 +03:00
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<td id="cursorWindowPosition"></td>
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<td id="cursorContainerPosition"></td>
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<td id="cursorViewportPosition"></td>
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<td id="cursorImage1Position"></td>
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<td id="cursorImage2Position"></td>
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</tr>
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<tr>
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<th>Big Image top left position</th>
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<td id="image1WindowPosition"></td>
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<td id="image1ContainerPosition"></td>
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<td id="image1ViewportPosition"></td>
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<td id="image1Image1Position"></td>
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<td id="image1Image2Position"></td>
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</tr>
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<tr>
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<th>Small Image top left position</th>
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<td id="image2WindowPosition"></td>
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<td id="image2ContainerPosition"></td>
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<td id="image2ViewportPosition"></td>
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<td id="image2Image1Position"></td>
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<td id="image2Image2Position"></td>
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2015-06-02 23:41:37 +03:00
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</tr>
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2013-10-05 18:21:12 +04:00
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<tr>
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2015-06-02 23:41:37 +03:00
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<th>Zoom</th>
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<td>-</td>
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<td>-</td>
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2015-12-12 03:07:23 +03:00
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<td id="viewportZoom"></td>
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2015-06-02 23:41:37 +03:00
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<td id="image1Zoom"></td>
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<td id="image2Zoom"></td>
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</tr>
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2013-10-05 18:21:12 +04:00
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</table>
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</div>
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2015-12-12 03:07:23 +03:00
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<button onclick="rotate();">Rotate</button>
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2013-10-05 18:21:12 +04:00
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<script type="text/javascript">
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var viewer = OpenSeadragon({
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2015-12-12 03:07:23 +03:00
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debugMode: true,
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2013-10-05 18:21:12 +04:00
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id: "contentDiv",
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prefixUrl: "../../build/openseadragon/images/",
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2015-06-02 23:41:37 +03:00
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tileSources: [{
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2015-12-12 03:07:23 +03:00
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tileSource: "../data/testpattern.dzi",
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clip: new OpenSeadragon.Rect(0, 0, 500, 1000)
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}, {
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tileSource: "../data/testpattern.dzi",
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x: 1,
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y: 1,
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width: 0.5
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}
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],
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showNavigator: true
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2013-10-05 18:21:12 +04:00
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});
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2015-12-12 03:07:23 +03:00
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viewer.addHandler("open", onAnimation);
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2013-10-05 18:21:12 +04:00
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function pointToString(point) {
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return point.x.toPrecision(4) + "," + point.y.toPrecision(4);
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}
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2015-12-12 03:07:23 +03:00
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function onMouseTrackerMove(event) {
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var viewerX = event.position.x;
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var viewerY = event.position.y;
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2013-10-05 18:21:12 +04:00
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var windowPoint = new OpenSeadragon.Point(viewerX, viewerY);
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2015-12-12 03:07:23 +03:00
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$("#cursorWindowPosition").text(pointToString(windowPoint));
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2013-10-05 18:21:12 +04:00
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var containerPoint = windowPoint.minus(
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OpenSeadragon.getElementPosition(viewer.element));
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2015-12-12 03:07:23 +03:00
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$("#cursorContainerPosition").text(pointToString(containerPoint));
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2015-06-02 23:41:37 +03:00
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var image1 = viewer.world.getItemAt(0);
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var imagePoint = image1.windowToImageCoordinates(windowPoint);
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2015-12-12 03:07:23 +03:00
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$("#cursorImage1Position").text(pointToString(imagePoint));
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2015-06-02 23:41:37 +03:00
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var image2 = viewer.world.getItemAt(1);
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var imagePoint = image2.windowToImageCoordinates(windowPoint);
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$("#cursorImage2Position").text(pointToString(imagePoint));
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2013-10-05 18:21:12 +04:00
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var viewportPoint = viewer.viewport.windowToViewportCoordinates(windowPoint);
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2015-12-12 03:07:23 +03:00
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$("#cursorViewportPosition").text(pointToString(viewportPoint));
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}
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2013-10-05 18:21:12 +04:00
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mouseTracker = new OpenSeadragon.MouseTracker({
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element: document,
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moveHandler: onMouseTrackerMove
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}).setTracking(true);
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2015-06-02 23:41:37 +03:00
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function onAnimation() {
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var viewportZoom = viewer.viewport.getZoom(true);
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$("#viewportZoom").text(viewportZoom.toFixed(3));
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var image1 = viewer.world.getItemAt(0);
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var image1Zoom = image1.viewportToImageZoom(viewportZoom);
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$("#image1Zoom").text(image1Zoom.toFixed(3));
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var image2 = viewer.world.getItemAt(1);
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var image2Zoom = image2.viewportToImageZoom(viewportZoom);
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$("#image2Zoom").text(image2Zoom.toFixed(3));
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2015-12-12 03:07:23 +03:00
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var origin = new OpenSeadragon.Point(0, 0);
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var image1WindowPoint = image1.imageToWindowCoordinates(origin);
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$("#image1WindowPosition").text(pointToString(image1WindowPoint));
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var image1ContainerPoint = image1.imageToViewerElementCoordinates(origin);
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$("#image1ContainerPosition").text(pointToString(image1ContainerPoint));
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var image1Image1Position = image1.viewportToImageCoordinates(
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image1.getBounds(true).getTopLeft());
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$("#image1Image1Position").text(pointToString(image1Image1Position));
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var image1Image2Position = image1.viewportToImageCoordinates(
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image2.getBounds(true).getTopLeft());
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$("#image1Image2Position").text(pointToString(image1Image2Position));
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var image1ViewportPoint = image1.imageToViewportCoordinates(origin);
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$("#image1ViewportPosition").text(pointToString(image1ViewportPoint));
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var image2WindowPoint = image2.imageToWindowCoordinates(origin);
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$("#image2WindowPosition").text(pointToString(image2WindowPoint));
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var image2ContainerPoint = image2.imageToViewerElementCoordinates(origin);
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$("#image2ContainerPosition").text(pointToString(image2ContainerPoint));
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var image2Image1Position = image2.viewportToImageCoordinates(
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image1.getBounds(true).getTopLeft());
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$("#image2Image1Position").text(pointToString(image2Image1Position));
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var image2Image2Position = image2.viewportToImageCoordinates(
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image2.getBounds(true).getTopLeft());
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$("#image2Image2Position").text(pointToString(image2Image2Position));
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var image2ViewportPoint = image2.imageToViewportCoordinates(origin);
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$("#image2ViewportPosition").text(pointToString(image2ViewportPoint));
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2015-06-02 23:41:37 +03:00
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}
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viewer.addHandler("animation", onAnimation);
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2015-12-12 03:07:23 +03:00
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function rotate() {
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viewer.viewport.setRotation(viewer.viewport.getRotation() + 45);
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onAnimation();
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}
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2013-10-05 18:21:12 +04:00
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</script>
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</body>
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</html>
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