From 47ecf8d30f4aa5e25a659fc7f3c0c1487420150e Mon Sep 17 00:00:00 2001
From: Sam Wilkins <abdullah_ahmed@brown.edu>
Date: Thu, 9 May 2019 20:59:10 -0400
Subject: merge with master, but haven't reconciled internal and external
 linking

---
 src/client/views/collections/CollectionPDFView.tsx | 49 +++++++++++++++++-----
 1 file changed, 38 insertions(+), 11 deletions(-)

(limited to 'src/client/views/collections/CollectionPDFView.tsx')

diff --git a/src/client/views/collections/CollectionPDFView.tsx b/src/client/views/collections/CollectionPDFView.tsx
index 229bc4059..b3762206a 100644
--- a/src/client/views/collections/CollectionPDFView.tsx
+++ b/src/client/views/collections/CollectionPDFView.tsx
@@ -1,6 +1,5 @@
-import { action } from "mobx";
+import { action, observable } from "mobx";
 import { observer } from "mobx-react";
-import { KeyStore } from "../../../fields/KeyStore";
 import { ContextMenu } from "../ContextMenu";
 import "./CollectionPDFView.scss";
 import React = require("react");
@@ -8,32 +7,60 @@ import { CollectionFreeFormView } from "./collectionFreeForm/CollectionFreeFormV
 import { FieldView, FieldViewProps } from "../nodes/FieldView";
 import { CollectionRenderProps, CollectionBaseView, CollectionViewType } from "./CollectionBaseView";
 import { emptyFunction } from "../../../Utils";
+import { NumCast } from "../../../new_fields/Types";
+import { Id } from "../../../new_fields/RefField";
 
 
 @observer
 export class CollectionPDFView extends React.Component<FieldViewProps> {
 
-    public static LayoutString(fieldKey: string = "DataKey") {
+    public static LayoutString(fieldKey: string = "data") {
         return FieldView.LayoutString(CollectionPDFView, fieldKey);
     }
+    @observable _inThumb = false;
 
-    private get curPage() { return this.props.Document.GetNumber(KeyStore.CurPage, -1); }
-    private get numPages() { return this.props.Document.GetNumber(KeyStore.NumPages, 0); }
-    @action onPageBack = () => this.curPage > 1 ? this.props.Document.SetNumber(KeyStore.CurPage, this.curPage - 1) : -1;
-    @action onPageForward = () => this.curPage < this.numPages ? this.props.Document.SetNumber(KeyStore.CurPage, this.curPage + 1) : -1;
+    private set curPage(value: number) { this.props.Document.curPage = value; }
+    private get curPage() { return NumCast(this.props.Document.curPage, -1); }
+    private get numPages() { return NumCast(this.props.Document.numPages); }
+    @action onPageBack = () => this.curPage > 1 ? (this.props.Document.curPage = this.curPage - 1) : -1;
+    @action onPageForward = () => this.curPage < this.numPages ? (this.props.Document.curPage = this.curPage + 1) : -1;
 
+    @action
+    onThumbDown = (e: React.PointerEvent) => {
+        document.addEventListener("pointermove", this.onThumbMove, false);
+        document.addEventListener("pointerup", this.onThumbUp, false);
+        e.stopPropagation();
+        this._inThumb = true;
+    }
+    @action
+    onThumbMove = (e: PointerEvent) => {
+        let pso = (e.clientY - (e as any).target.parentElement.getBoundingClientRect().top) / (e as any).target.parentElement.getBoundingClientRect().height;
+        this.curPage = Math.trunc(Math.min(this.numPages, pso * this.numPages + 1));
+        e.stopPropagation();
+    }
+    @action
+    onThumbUp = (e: PointerEvent) => {
+        this._inThumb = false;
+        document.removeEventListener("pointermove", this.onThumbMove);
+        document.removeEventListener("pointerup", this.onThumbUp);
+    }
+    nativeWidth = () => NumCast(this.props.Document.nativeWidth);
+    nativeHeight = () => NumCast(this.props.Document.nativeHeight);
     private get uIButtons() {
-        let scaling = Math.min(1.8, this.props.ScreenToLocalTransform().Scale);
+        let ratio = (this.curPage - 1) / this.numPages * 100;
         return (
-            <div className="collectionPdfView-buttonTray" key="tray" style={{ transform: `scale(${scaling}, ${scaling})` }}>
+            <div className="collectionPdfView-buttonTray" key="tray" style={{ height: "100%" }}>
                 <button className="collectionPdfView-backward" onClick={this.onPageBack}>{"<"}</button>
                 <button className="collectionPdfView-forward" onClick={this.onPageForward}>{">"}</button>
+                <div className="collectionPdfView-slider" onPointerDown={this.onThumbDown} style={{ top: 60, left: -20, width: 50, height: `calc(100% - 80px)` }} >
+                    <div className="collectionPdfView-thumb" onPointerDown={this.onThumbDown} style={{ top: `${ratio}%`, width: 50, height: 50 }} />
+                </div>
             </div>
         );
     }
 
     onContextMenu = (e: React.MouseEvent): void => {
-        if (!e.isPropagationStopped() && this.props.Document.Id !== "mainDoc") { // need to test this because GoldenLayout causes a parallel hierarchy in the React DOM for its children and the main document view7
+        if (!e.isPropagationStopped() && this.props.Document[Id] !== "mainDoc") { // need to test this because GoldenLayout causes a parallel hierarchy in the React DOM for its children and the main document view7
             ContextMenu.Instance.addItem({ description: "PDFOptions", event: emptyFunction });
         }
     }
@@ -50,7 +77,7 @@ export class CollectionPDFView extends React.Component<FieldViewProps> {
 
     render() {
         return (
-            <CollectionBaseView {...this.props} className="collectionPdfView-cont" onContextMenu={this.onContextMenu}>
+            <CollectionBaseView {...this.props} className={`collectionPdfView-cont${this._inThumb ? "-dragging" : ""}`} onContextMenu={this.onContextMenu}>
                 {this.subView}
             </CollectionBaseView>
         );
-- 
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