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center the container always based on the width&height of the image (#7027)

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This commit is contained in:
Urse Daniel
2021-05-14 15:43:33 +03:00
committed by GitHub
parent 251b64a8f3
commit 11b66338d0
2 changed files with 22 additions and 15 deletions
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32
lib/core/viewer/components/img-viewer.component.ts
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@@ -94,19 +94,7 @@ export class ImgViewerComponent implements AfterViewInit, OnChanges {
viewMode: 1,
checkCrossOrigin: false,
ready: () => {
if (this.imageElement.nativeElement.width < this.cropper.getContainerData().width) {
const width = this.imageElement.nativeElement.width;
const height = this.imageElement.nativeElement.height;
const top = (this.cropper.getContainerData().height - this.imageElement.nativeElement.height) / 2;
const left = (this.cropper.getContainerData().width - this.imageElement.nativeElement.width) / 2;
this.cropper.setCanvasData({
width,
height,
top,
left
});
}
this.updateCanvasContainer();
}
});
}
@@ -198,7 +186,23 @@ export class ImgViewerComponent implements AfterViewInit, OnChanges {
this.cropper.reset();
this.cropper.setDragMode('move');
this.scale = 1.0;
this.cropper.zoomTo(this.scale);
this.updateCanvasContainer();
}
updateCanvasContainer() {
if (this.imageElement.nativeElement.width < this.cropper.getContainerData().width) {
const width = this.imageElement.nativeElement.width;
const height = this.imageElement.nativeElement.height;
const top = (this.cropper.getContainerData().height - this.imageElement.nativeElement.height) / 2;
const left = (this.cropper.getContainerData().width - this.imageElement.nativeElement.width) / 2;
this.cropper.setCanvasData({
width,
height,
top,
left
});
}
}
onImageError() {