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fix closure for croppingPolygons in drawTile

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altert 2022-07-26 13:12:48 +05:30
parent 0335f3f4ab
commit 5829a9e892
1 changed files with 4 additions and 3 deletions
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7
src/tiledimage.js
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@ -1940,14 +1940,15 @@ $.extend($.TiledImage.prototype, $.EventSource.prototype, /** @lends OpenSeadrag
} }
if (this._croppingPolygons) { if (this._croppingPolygons) {
var self = this;
this._drawer.saveContext(useSketch); this._drawer.saveContext(useSketch);
try { try {
var polygons = this._croppingPolygons.map(function (polygon) { var polygons = this._croppingPolygons.map(function (polygon) {
return polygon.map(function (coord) { return polygon.map(function (coord) {
var point = this var point = self
.imageToViewportCoordinates(coord.x, coord.y, true) .imageToViewportCoordinates(coord.x, coord.y, true)
.rotate(-this.getRotation(true), this._getRotationPoint(true)); .rotate(-self.getRotation(true), self._getRotationPoint(true));
var clipPoint = this._drawer.viewportCoordToDrawerCoord(point); var clipPoint = self._drawer.viewportCoordToDrawerCoord(point);
if (sketchScale) { if (sketchScale) {
clipPoint = clipPoint.times(sketchScale); clipPoint = clipPoint.times(sketchScale);
} }