From b71e828bc3e6c48d00dade555968c99b5deb412e Mon Sep 17 00:00:00 2001
From: bobzel <zzzman@gmail.com>
Date: Sun, 18 Dec 2022 10:52:43 -0500
Subject: improved  link line geometry.  fixed 2 finger swiping to not change
 Chrome tabs.  don't display link lines for cropped docs.   fixed two finger
 drag to pan.

---
 src/client/views/MainView.scss                                    | 7 +++++++
 src/client/views/MarqueeAnnotator.tsx                             | 1 +
 .../collections/collectionFreeForm/CollectionFreeFormLinkView.tsx | 8 ++++----
 .../collections/collectionFreeForm/CollectionFreeFormView.tsx     | 6 +++---
 4 files changed, 15 insertions(+), 7 deletions(-)

(limited to 'src')

diff --git a/src/client/views/MainView.scss b/src/client/views/MainView.scss
index 069206126..b95ce0e99 100644
--- a/src/client/views/MainView.scss
+++ b/src/client/views/MainView.scss
@@ -1,5 +1,12 @@
 @import 'global/globalCssVariables';
 @import 'nodeModuleOverrides';
+html {
+    overscroll-behavior-x: none;
+}
+body {
+    overscroll-behavior-x: none;
+}
+
 h1,
 .h1 {
     // reverts change to h1 made by  normalize.css
diff --git a/src/client/views/MarqueeAnnotator.tsx b/src/client/views/MarqueeAnnotator.tsx
index 07371c9d5..2fdb59361 100644
--- a/src/client/views/MarqueeAnnotator.tsx
+++ b/src/client/views/MarqueeAnnotator.tsx
@@ -119,6 +119,7 @@ export class MarqueeAnnotator extends React.Component<MarqueeAnnotatorProps> {
                           if (!e.aborted && e.linkDocument) {
                               Doc.GetProto(e.linkDocument).linkRelationship = 'cropped image';
                               Doc.GetProto(e.linkDocument).title = 'crop: ' + this.props.docView.rootDoc.title;
+                              Doc.GetProto(e.linkDocument).linkDisplay = false;
                           }
                       },
                   });
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinkView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinkView.tsx
index b85da2ce7..4c8c65707 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinkView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormLinkView.tsx
@@ -206,13 +206,13 @@ export class CollectionFreeFormLinkView extends React.Component<CollectionFreeFo
         const clipped = aclipped || bclipped;
         const pt1 = [aleft + a.width / 2, atop + a.height / 2];
         const pt2 = [bleft + b.width / 2, btop + b.width / 2];
-        const pt1vec = [(bDocBounds.left + bDocBounds.right) / 2 - pt1[0], (bDocBounds.top + bDocBounds.bottom) / 2 - pt1[1]];
-        const pt2vec = [(aDocBounds.left + aDocBounds.right) / 2 - pt2[0], (aDocBounds.top + aDocBounds.bottom) / 2 - pt2[1]];
+        const pt2vec = [(bDocBounds.left + bDocBounds.right) / 2 - pt2[0], (bDocBounds.top + bDocBounds.bottom) / 2 - pt2[1]];
+        const pt1vec = [(aDocBounds.left + aDocBounds.right) / 2 - pt1[0], (aDocBounds.top + aDocBounds.bottom) / 2 - pt1[1]];
         const pt1len = Math.sqrt(pt1vec[0] * pt1vec[0] + pt1vec[1] * pt1vec[1]);
         const pt2len = Math.sqrt(pt2vec[0] * pt2vec[0] + pt2vec[1] * pt2vec[1]);
         const ptlen = Math.sqrt((pt1[0] - pt2[0]) * (pt1[0] - pt2[0]) + (pt1[1] - pt2[1]) * (pt1[1] - pt2[1])) / 2;
-        const pt1norm = clipped ? [0, 0] : [(pt1vec[0] / pt1len) * ptlen, (pt1vec[1] / pt1len) * ptlen];
-        const pt2norm = clipped ? [0, 0] : [(pt2vec[0] / pt2len) * ptlen, (pt2vec[1] / pt2len) * ptlen];
+        const pt1norm = clipped ? [0, 0] : [-(pt1vec[0] / pt1len) * ptlen, -(pt1vec[1] / pt1len) * ptlen];
+        const pt2norm = clipped ? [0, 0] : [-(pt2vec[0] / pt2len) * ptlen, -(pt2vec[1] / pt2len) * ptlen];
         const pt1normlen = Math.sqrt(pt1norm[0] * pt1norm[0] + pt1norm[1] * pt1norm[1]) || 1;
         const pt2normlen = Math.sqrt(pt2norm[0] * pt2norm[0] + pt2norm[1] * pt2norm[1]) || 1;
         const pt1normalized = [pt1norm[0] / pt1normlen, pt1norm[1] / pt1normlen];
diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 6b9eb7916..945614bcb 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -1022,7 +1022,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
         if (this.layoutDoc._Transform || DocListCast(Doc.MyOverlayDocs?.data).includes(this.props.Document) || this.props.Document.treeViewOutlineMode === TreeViewType.outline) return;
         e.stopPropagation();
         e.preventDefault();
-        switch (Doc.UserDoc().freeformScrollMode) {
+        switch (!e.ctrlKey ? freeformScrollMode.Pan : Doc.UserDoc().freeformScrollMode) {
             case freeformScrollMode.Pan:
                 // if shift is selected then zoom
                 if (e.ctrlKey) {
@@ -1035,8 +1035,8 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                 } else if (!e.ctrlKey && this.props.Document.scrollHeight !== undefined) {
                     // things that can scroll vertically should do that instead of zooming
                 } else if (this.props.isContentActive(true) && !this.Document._isGroup) {
-                    const dx = e.deltaX;
-                    const dy = e.deltaY;
+                    const dx = -e.deltaX;
+                    const dy = -e.deltaY;
                     if (e.shiftKey) {
                         !this.props.isAnnotationOverlayScrollable && this.scrollPan({ deltaX: dy, deltaY: 0 });
                     } else {
-- 
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