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[ADF-1412] Viewer enhancements (#2873)

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* collection navigation support for Viewer

* code cleanup

* full screen mode support

* keyboard shortcuts

* zooming scale label

* layout fixes

* test fixes

* image toolbar with basic tranformations

* test fixes

* test fixes
This commit is contained in:
Denys Vuika
2018-01-28 23:01:01 +00:00
committed by Eugenio Romano
parent d2d635b94d
commit 08f2cc9236
16 changed files with 358 additions and 45 deletions
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18
lib/core/viewer/components/pdfViewer.component.ts
View File

@@ -56,13 +56,17 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
loadingPercent: number;
pdfViewer: any;
currentScaleMode: string = 'auto';
currentScale: number;
currentScale: number = 1;
MAX_AUTO_SCALE: number = 1.25;
DEFAULT_SCALE_DELTA: number = 1.1;
MIN_SCALE: number = 0.25;
MAX_SCALE: number = 10.0;
get currentScaleText(): string {
return Math.round(this.currentScale * 100) + '%';
}
constructor(private renderingQueueServices: RenderingQueueServices,
private logService: LogService) {
// needed to preserve "this" context when setting as a global document event listener
@@ -163,21 +167,21 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
let documentContainer = document.getElementById('viewer-pdf-container');
let widthContainer;
let heigthContainer;
let heightContainer;
if (viewerContainer && viewerContainer.clientWidth <= documentContainer.clientWidth) {
widthContainer = viewerContainer.clientWidth;
heigthContainer = viewerContainer.clientHeight;
heightContainer = viewerContainer.clientHeight;
} else {
widthContainer = documentContainer.clientWidth;
heigthContainer = documentContainer.clientHeight;
heightContainer = documentContainer.clientHeight;
}
let currentPage = this.pdfViewer._pages[this.pdfViewer._currentPageNumber - 1];
let padding = 20;
let pageWidthScale = (widthContainer - padding) / currentPage.width * currentPage.scale;
let pageHeightScale = (heigthContainer - padding) / currentPage.width * currentPage.scale;
let pageHeightScale = (heightContainer - padding) / currentPage.width * currentPage.scale;
let scale;
@@ -231,7 +235,7 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
}
/**
* method to check if the request scale of the page is the same for avoid unuseful re-rendering
* Check if the request scale of the page is the same for avoid useless re-rendering
*
* @param {number} oldScale - old scale page
* @param {number} newScale - new scale page
@@ -243,7 +247,7 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
}
/**
* method to check if is a land scape view
* Check if is a land scape view
*
* @param {number} width
* @param {number} height