fixed up a bunch of small things + started on text wackiness.

2 files changed, 48 insertions, 45 deletions

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
index d4809ac1c..1189dd4e8 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinksView.tsx
@@ -1,4 +1,4 @@
-import { computed, reaction, runInAction, trace } from "mobx";
+import { computed, reaction } from "mobx";
 import { observer } from "mobx-react";
 import { Document } from "../../../../fields/Document";
 import { FieldWaiting } from "../../../../fields/Field";
@@ -11,59 +11,60 @@ import { CollectionViewProps } from "../CollectionViewBase";
 import "./CollectionFreeFormLinksView.scss";
 import { CollectionFreeFormLinkView } from "./CollectionFreeFormLinkView";
 import React = require("react");
-import v5 = require("uuid/v5");
-import { find } from "async";
 
 @observer
 export class CollectionFreeFormLinksView extends React.Component<CollectionViewProps> {
 
+    HackToAvoidReactionFiringUnnecessarily?: Document = undefined;
     componentDidMount() {
-        reaction(() => {
-            return DocumentManager.Instance.getAllDocumentViews(this.props.Document).map(dv => dv.props.Document.GetNumber(KeyStore.X, 0))
-        }, () => {
-            let views = DocumentManager.Instance.getAllDocumentViews(this.props.Document);
-            for (let i = 0; i < views.length; i++) {
-                for (let j = 0; j < views.length; j++) {
-                    let srcDoc = views[j].props.Document;
-                    let dstDoc = views[i].props.Document;
-                    let x1 = srcDoc.GetNumber(KeyStore.X, 0);
-                    let x1w = srcDoc.GetNumber(KeyStore.Width, -1);
-                    let x2 = dstDoc.GetNumber(KeyStore.X, 0);
-                    let x2w = dstDoc.GetNumber(KeyStore.Width, -1);
-                    if (x1w < 0 || x2w < 0 || i == j)
-                        continue;
-                    let dstTarg = dstDoc;
-                    let srcTarg = srcDoc;
-                    let findBrush = (field: ListField<Document>) => field.Data.findIndex(brush => {
-                        let bdocs = brush ? brush.GetList(KeyStore.BrushingDocs, [] as Document[]) : [];
-                        return (bdocs.length && ((bdocs[0] == dstTarg && bdocs[1] == srcTarg)) ? true : false)
-                    });
-                    let brushAction = (field: ListField<Document>) => {
-                        let found = findBrush(field);
-                        if (found != -1) {
-                            console.log("REMOVE BRUSH " + srcTarg.Title + " " + dstTarg.Title);
-                            field.Data.splice(found, 1);
-                        }
-                    };
-                    if (Math.abs(x1 + x1w - x2) < 20) {
-                        let linkDoc: Document = new Document();
-                        linkDoc.SetText(KeyStore.Title, "Histogram Brush");
-                        linkDoc.SetText(KeyStore.LinkDescription, "Brush between " + srcTarg.Title + " and " + dstTarg.Title);
-                        linkDoc.SetData(KeyStore.BrushingDocs, [dstTarg, srcTarg], ListField);
-
-                        brushAction = brushAction = (field: ListField<Document>) => {
-                            if (findBrush(field) == -1) {
-                                console.log("ADD BRUSH " + srcTarg.Title + " " + dstTarg.Title);
-                                (findBrush(field) == -1) && field.Data.push(linkDoc);
+        this.HackToAvoidReactionFiringUnnecessarily = this.props.Document
+        reaction(() =>
+            DocumentManager.Instance.getAllDocumentViews(this.HackToAvoidReactionFiringUnnecessarily!).
+                map(dv => dv.props.Document.GetNumber(KeyStore.X, 0)),
+            () => {
+                let views = DocumentManager.Instance.getAllDocumentViews(this.props.Document);
+                for (let i = 0; i < views.length; i++) {
+                    for (let j = 0; j < views.length; j++) {
+                        let srcDoc = views[j].props.Document;
+                        let dstDoc = views[i].props.Document;
+                        let x1 = srcDoc.GetNumber(KeyStore.X, 0);
+                        let x1w = srcDoc.GetNumber(KeyStore.Width, -1);
+                        let x2 = dstDoc.GetNumber(KeyStore.X, 0);
+                        let x2w = dstDoc.GetNumber(KeyStore.Width, -1);
+                        if (x1w < 0 || x2w < 0 || i == j)
+                            continue;
+                        let dstTarg = dstDoc;
+                        let srcTarg = srcDoc;
+                        let findBrush = (field: ListField<Document>) => field.Data.findIndex(brush => {
+                            let bdocs = brush ? brush.GetList(KeyStore.BrushingDocs, [] as Document[]) : [];
+                            return (bdocs.length && ((bdocs[0] == dstTarg && bdocs[1] == srcTarg)) ? true : false)
+                        });
+                        let brushAction = (field: ListField<Document>) => {
+                            let found = findBrush(field);
+                            if (found != -1) {
+                                console.log("REMOVE BRUSH " + srcTarg.Title + " " + dstTarg.Title);
+                                field.Data.splice(found, 1);
                             }
                         };
-                    }
-                    dstTarg.GetOrCreateAsync(KeyStore.BrushingDocs, ListField, brushAction);
-                    srcTarg.GetOrCreateAsync(KeyStore.BrushingDocs, ListField, brushAction);
+                        if (Math.abs(x1 + x1w - x2) < 20) {
+                            let linkDoc: Document = new Document();
+                            linkDoc.SetText(KeyStore.Title, "Histogram Brush");
+                            linkDoc.SetText(KeyStore.LinkDescription, "Brush between " + srcTarg.Title + " and " + dstTarg.Title);
+                            linkDoc.SetData(KeyStore.BrushingDocs, [dstTarg, srcTarg], ListField);
 
+                            brushAction = brushAction = (field: ListField<Document>) => {
+                                if (findBrush(field) == -1) {
+                                    console.log("ADD BRUSH " + srcTarg.Title + " " + dstTarg.Title);
+                                    (findBrush(field) == -1) && field.Data.push(linkDoc);
+                                }
+                            };
+                        }
+                        dstTarg.GetOrCreateAsync(KeyStore.BrushingDocs, ListField, brushAction);
+                        srcTarg.GetOrCreateAsync(KeyStore.BrushingDocs, ListField, brushAction);
+
+                    }
                 }
-            }
-        })
+            })
     }
     documentAnchors(view: DocumentView) {
         let equalViews = [view];
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 1ddb84a99..2a86d0ee1 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -21,6 +21,7 @@ import v5 = require("uuid/v5");
 import { CollectionFreeFormRemoteCursors } from "./CollectionFreeFormRemoteCursors";
 import { PreviewCursor } from "./PreviewCursor";
 import { NumberField } from "../../../../fields/NumberField";
+import { Main } from "../../Main";
 
 @observer
 export class CollectionFreeFormView extends CollectionViewBase {
@@ -185,6 +186,7 @@ export class CollectionFreeFormView extends CollectionViewBase {
 
     @action
     private SetPan(panX: number, panY: number) {
+        Main.Instance.SetTextDoc(undefined, undefined);
         var x1 = this.getLocalTransform().inverse().Scale;
         const newPanX = Math.min((1 - 1 / x1) * this.nativeWidth, Math.max(0, panX));
         const newPanY = Math.min((1 - 1 / x1) * this.nativeHeight, Math.max(0, panY));