cleaned up pile view a bit so that it doesn't scale up huge when there's one document. made the pile be round and drop-shadowed. made the pile go away immediately if there are no documents. made it work with undo.

1 files changed, 8 insertions, 7 deletions

diff --git a/src/client/views/StyleProvider.tsx b/src/client/views/StyleProvider.tsx
index 55f6b8e3c..6b94539c9 100644
--- a/src/client/views/StyleProvider.tsx
+++ b/src/client/views/StyleProvider.tsx
@@ -107,7 +107,7 @@ export function DefaultStyleProvider(doc: Opt<Doc>, props: Opt<DocumentViewProps
             if (colsum / col.alpha() > 400 || col.alpha() < 0.25) return Colors.DARK_GRAY;
             return Colors.WHITE;
         case StyleProp.Hidden: return BoolCast(doc?._hidden);
-        case StyleProp.BorderRounding: return StrCast(doc?.[fieldKey + "borderRounding"]);
+        case StyleProp.BorderRounding: return StrCast(doc?.[fieldKey + "borderRounding"], doc?._viewType === CollectionViewType.Pile ? "50%" : "");
         case StyleProp.TitleHeight: return 15;
         case StyleProp.BorderPath: return comicStyle() && props?.renderDepth ? { path: wavyBorderPath(props?.PanelWidth?.() || 0, props?.PanelHeight?.() || 0), fill: wavyBorderPath(props?.PanelWidth?.() || 0, props?.PanelHeight?.() || 0, .08), width: 3 } : { path: undefined, width: 0 };
         case StyleProp.JitterRotation: return comicStyle() ? random(-1, 1, NumCast(doc?.x), NumCast(doc?.y)) * ((props?.PanelWidth() || 0) > (props?.PanelHeight() || 0) ? 5 : 10) : 0;
@@ -136,14 +136,14 @@ export function DefaultStyleProvider(doc: Opt<Doc>, props: Opt<DocumentViewProps
                 case DocumentType.VID: docColor = docColor || (darkScheme() ? Colors.DARK_GRAY : Colors.LIGHT_GRAY); break;
                 case DocumentType.COL:
                     if (StrCast(Doc.LayoutField(doc)).includes("SliderBox")) break;
-                    docColor = docColor ? Colors.DARK_GRAY :
-                        doc?._isGroup ? "#00000004" : // very faint highlight to show bounds of group
-                            (Doc.IsSystem(doc) ? (darkScheme() ? Colors.DARK_GRAY : Colors.LIGHT_GRAY) : // system docs (seen in treeView) get a grayish background
+                    docColor = docColor ||
+                        (doc?._isGroup ? "#00000004" : // very faint highlight to show bounds of group
+                            (doc?._viewType === CollectionViewType.Pile || Doc.IsSystem(doc) ? (darkScheme() ? Colors.DARK_GRAY : Colors.LIGHT_GRAY) : // system docs (seen in treeView) get a grayish background
                                 isBackground() ? "cyan" : // ?? is there a good default for a background collection
                                     doc.annotationOn ? "#00000015" : // faint interior for collections on PDFs, images, etc
                                         StrCast((props?.renderDepth || 0) > 0 ?
                                             Doc.UserDoc().activeCollectionNestedBackground :
-                                            Doc.UserDoc().activeCollectionBackground));
+                                            Doc.UserDoc().activeCollectionBackground)));
                     break;
                 //if (doc._viewType !== CollectionViewType.Freeform && doc._viewType !== CollectionViewType.Time) return "rgb(62,62,62)";
                 default: docColor = docColor || (darkScheme() ? Colors.DARK_GRAY : Colors.WHITE); break;
@@ -159,8 +159,9 @@ export function DefaultStyleProvider(doc: Opt<Doc>, props: Opt<DocumentViewProps
             switch (doc?.type) {
                 case DocumentType.COL:
                     return StrCast(doc?.boxShadow,
-                        isBackground() || doc?._isGroup || docProps?.LayoutTemplateString ? undefined : // groups have no drop shadow -- they're supposed to be "invisible".  LayoutString's imply collection is being rendered as something else (e.g., title of a Slide)
-                            `${darkScheme() ? Colors.DARK_GRAY : Colors.MEDIUM_GRAY} ${StrCast(doc.boxShadow, "0.2vw 0.2vw 0.8vw")}`);
+                        doc?._viewType === CollectionViewType.Pile ? "4px 4px 10px 2px" :
+                            isBackground() || doc?._isGroup || docProps?.LayoutTemplateString ? undefined : // groups have no drop shadow -- they're supposed to be "invisible".  LayoutString's imply collection is being rendered as something else (e.g., title of a Slide)
+                                `${darkScheme() ? Colors.DARK_GRAY : Colors.MEDIUM_GRAY} ${StrCast(doc.boxShadow, "0.2vw 0.2vw 0.8vw")}`);
 
                 case DocumentType.LABEL:
                     if (doc?.annotationOn !== undefined) return "black 2px 2px 1px";