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Added navigator's region rotation

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When the "navigatorRotate" option is set to false, rotate the navigator's region accordigly to the image rotation.
This commit is contained in:
oro.niccolo 2023-05-23 09:27:32 +02:00
parent 01d940b938
commit d897e5454f
2 changed files with 41 additions and 0 deletions
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7
src/navigator.js
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@ -224,6 +224,8 @@ $.Navigator = function( options ){
this.displayRegionContainer.appendChild(this.displayRegion); this.displayRegionContainer.appendChild(this.displayRegion);
this.element.getElementsByTagName('div')[0].appendChild(this.displayRegionContainer); this.element.getElementsByTagName('div')[0].appendChild(this.displayRegionContainer);
this._navigatorRotate = options.navigatorRotate;
function rotate(degrees, immediately) { function rotate(degrees, immediately) {
_setTransformRotate(_this.displayRegionContainer, degrees); _setTransformRotate(_this.displayRegionContainer, degrees);
_setTransformRotate(_this.displayRegion, -degrees); _setTransformRotate(_this.displayRegion, -degrees);
@ -397,6 +399,11 @@ $.extend( $.Navigator.prototype, $.EventSource.prototype, $.Viewer.prototype, /*
bottomright = this.viewport.pixelFromPointNoRotate(bounds.getBottomRight(), false) bottomright = this.viewport.pixelFromPointNoRotate(bounds.getBottomRight(), false)
.minus( this.totalBorderWidths ); .minus( this.totalBorderWidths );
if (!this._navigatorRotate) {
var degrees = viewport.getRotation(true);
_setTransformRotate(this.displayRegion, -degrees);
}
//update style for navigator-box //update style for navigator-box
var style = this.displayRegion.style; var style = this.displayRegion.style;
style.display = this.world.getItemCount() ? 'block' : 'none'; style.display = this.world.getItemCount() ? 'block' : 'none';

34
test/demo/rotating-navigator-region.html Normal file
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@ -0,0 +1,34 @@
<!DOCTYPE html>
<html>
<head>
<title>OpenSeadragon Basic Demo</title>
<script type="text/javascript" src='../../build/openseadragon/openseadragon.js'></script>
<script type="text/javascript" src='../lib/jquery-1.9.1.min.js'></script>
<style type="text/css">
.openseadragon1 {
width: 800px;
height: 600px;
}
</style>
</head>
<body>
<div>
Simple demo page. The navigator region is expected to rotate when the image is rotated.
The default behaviour is to keep the region still as the image below it rotates.
</div>
<div id="contentDiv" class="openseadragon1"></div>
<script type="text/javascript">
var viewer = OpenSeadragon({
// debugMode: true,
id: "contentDiv",
prefixUrl: "../../build/openseadragon/images/",
tileSources: "../data/testpattern.dzi",
showNavigator: true,
navigatorRotate: false
});
</script>
</body>
</html>