made grid and snap lines appear on dark backgrounds. fixed showing snap lines based on what's dragged not what's selected.

1 files changed, 8 insertions, 2 deletions

diff --git a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
index 3a4719854..8a812c671 100644
--- a/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/collectionFreeForm/CollectionFreeFormView.tsx
@@ -16,7 +16,7 @@ import { BoolCast, Cast, DocCast, FieldValue, NumCast, ScriptCast, StrCast } fro
 import { ImageField } from '../../../../fields/URLField';
 import { TraceMobx } from '../../../../fields/util';
 import { GestureUtils } from '../../../../pen-gestures/GestureUtils';
-import { aggregateBounds, emptyFunction, intersectRect, returnFalse, returnNone, returnTrue, returnZero, setupMoveUpEvents, Utils } from '../../../../Utils';
+import { aggregateBounds, emptyFunction, intersectRect, lightOrDark, returnFalse, returnNone, returnTrue, returnZero, setupMoveUpEvents, Utils } from '../../../../Utils';
 import { CognitiveServices } from '../../../cognitive_services/CognitiveServices';
 import { Docs, DocUtils } from '../../../documents/Documents';
 import { CollectionViewType, DocumentType } from '../../../documents/DocumentTypes';
@@ -1900,6 +1900,10 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
     showPresPaths = () => (CollectionFreeFormView.ShowPresPaths ? PresBox.Instance.getPaths(this.rootDoc) : null);
 
     brushedView = () => this._brushedView;
+    gridColor = () => {
+        const backColor = this.props.styleProvider?.(this.layoutDoc, this.props, StyleProp.BackgroundColor + ':box');
+        return lightOrDark(backColor);
+    };
     @computed get marqueeView() {
         TraceMobx();
         return (
@@ -1932,6 +1936,7 @@ export class CollectionFreeFormView extends CollectionSubView<Partial<collection
                                 PanelHeight={this.props.PanelHeight}
                                 panX={this.panX}
                                 panY={this.panY}
+                                color={this.gridColor}
                                 nativeDimScaling={this.nativeDim}
                                 zoomScaling={this.zoomScaling}
                                 layoutDoc={this.layoutDoc}
@@ -2231,6 +2236,7 @@ interface CollectionFreeFormViewBackgroundGridProps {
     panY: () => number;
     PanelWidth: () => number;
     PanelHeight: () => number;
+    color: () => string;
     isAnnotationOverlay?: boolean;
     nativeDimScaling: () => number;
     zoomScaling: () => number;
@@ -2252,7 +2258,7 @@ class CollectionFreeFormBackgroundGrid extends React.Component<CollectionFreeFor
         const renderGridSpace = gridSpace * this.props.zoomScaling();
         const w = this.props.PanelWidth() / this.props.nativeDimScaling() + 2 * renderGridSpace;
         const h = this.props.PanelHeight() / this.props.nativeDimScaling() + 2 * renderGridSpace;
-        const strokeStyle = Doc.ActiveDashboard?.colorScheme === ColorScheme.Dark ? 'rgba(255,255,255,0.5)' : 'rgba(0, 0,0,0.5)';
+        const strokeStyle = this.props.color();
         return !this.props.nativeDimScaling() ? null : (
             <canvas
                 className="collectionFreeFormView-grid"