From fe818efd80e649b841009b69841b176cee4c5c8c Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Wed, 25 Aug 2021 11:53:49 -0400
Subject: cleaned up and fixed tests for nonrecursive doc filters as used in
 PDF/Web to separate transparent from non-transparent docs into layers.

---
 src/client/views/pdf/PDFViewer.tsx | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/client/views/pdf')

diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx
index 0261d24d9..734d9127c 100644
--- a/src/client/views/pdf/PDFViewer.tsx
+++ b/src/client/views/pdf/PDFViewer.tsx
@@ -9,7 +9,7 @@ import { createSchema } from "../../../fields/Schema";
 import { Cast, NumCast, ScriptCast, StrCast } from "../../../fields/Types";
 import { PdfField } from "../../../fields/URLField";
 import { TraceMobx } from "../../../fields/util";
-import { addStyleSheet, addStyleSheetRule, clearStyleSheetRules, emptyFunction, OmitKeys, smoothScroll, Utils, returnFalse } from "../../../Utils";
+import { addStyleSheet, addStyleSheetRule, clearStyleSheetRules, emptyFunction, OmitKeys, smoothScroll, Utils, returnFalse, returnEmptyString, returnEmptyFilter } from "../../../Utils";
 import { DocUtils } from "../../documents/Documents";
 import { Networking } from "../../Network";
 import { CurrentUserUtils } from "../../util/CurrentUserUtils";
@@ -506,8 +506,10 @@ export class PDFViewer extends React.Component<IViewerProps> {
     overlayTransform = () => this.scrollXf().scale(1 / this._zoomed);
     panelWidth = () => this.props.PanelWidth() / (this.props.scaling?.() || 1); // (this.Document.scrollHeight || Doc.NativeHeight(this.Document) || 0);
     panelHeight = () => this.props.PanelHeight() / (this.props.scaling?.() || 1); // () => this._pageSizes.length && this._pageSizes[0] ? this._pageSizes[0].width : Doc.NativeWidth(this.Document);
+    transparentFilter = () => [...this.props.docFilters(), Utils.IsTransparentFilter()];
+    opaqueFilter = () => [...this.props.docFilters(), Utils.IsOpaqueFilter()];
     @computed get overlayLayer() {
-        const renderAnnotations = (docFilters: () => string[]) =>
+        const renderAnnotations = (docFilters?: () => string[]) =>
             <CollectionFreeFormView {...OmitKeys(this.props, ["NativeWidth", "NativeHeight", "setContentView"]).omit}
                 isAnnotationOverlay={true}
                 isContentActive={returnFalse}
@@ -519,7 +521,8 @@ export class PDFViewer extends React.Component<IViewerProps> {
                 select={emptyFunction}
                 ContentScaling={this.contentZoom}
                 bringToFront={emptyFunction}
-                docFilters={docFilters}
+                docFilters={docFilters || this.props.docFilters}
+                dontRenderDocuments={docFilters ? false : true}
                 CollectionView={undefined}
                 ScreenToLocalTransform={this.overlayTransform}
                 renderDepth={this.props.renderDepth + 1}
@@ -531,7 +534,7 @@ export class PDFViewer extends React.Component<IViewerProps> {
                     mixBlendMode: "multiply",
                     transform: `scale(${this._zoomed})`
                 }}>
-                {renderAnnotations(Utils.IsTransparentFilter)}
+                {renderAnnotations(this.transparentFilter)}
             </div>
             <div className={`pdfViewerDash-overlay${CurrentUserUtils.SelectedTool !== InkTool.None || SnappingManager.GetIsDragging() ? "-inking" : ""}`}
                 style={{
@@ -539,7 +542,8 @@ export class PDFViewer extends React.Component<IViewerProps> {
                     mixBlendMode: this.allAnnotations.some(anno => anno.mixBlendMode) ? "hard-light" : undefined,
                     transform: `scale(${this._zoomed})`
                 }}>
-                {renderAnnotations(Utils.IsOpaqueFilter)}
+                {renderAnnotations(this.opaqueFilter)}
+                {renderAnnotations()}
             </div>
         </div>;
     }
-- 
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