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realignment

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hannathkadher
2025-04-28 11:58:41 +04:00
parent 9779f3783c
commit 349fe6c555
1 changed files with 57 additions and 5 deletions
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62
lib/pages/spaces_management/all_spaces/widgets/community_structure_widget.dart
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@ -698,7 +698,7 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
final double verticalGap = 180.0;
final double nodeWidth = 200;
final double nodeHeight = 100;
final double breathingSpace = 300.0; // extra gap after original tree
final double breathingSpace = 300.0;
/// Helper to recursively duplicate a node and its children
SpaceModel duplicateRecursive(SpaceModel original, SpaceModel? duplicatedParent) {
@ -706,7 +706,7 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
final duplicated = SpaceModel(
name: duplicatedName,
icon: original.icon,
position: Offset.zero,
position: original.position,
isPrivate: original.isPrivate,
children: [],
status: SpaceStatus.newSpace,
@ -725,11 +725,13 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
direction: "down",
);
connections.add(newConnection);
duplicated.incomingConnection = newConnection;
duplicatedParent.addOutgoingConnection(newConnection);
duplicatedParent.children.add(duplicated);
}
// Duplicate its children recursively
for (var child in original.children) {
duplicateRecursive(child, duplicated);
}
@ -773,13 +775,63 @@ class _CommunityStructureAreaState extends State<CommunityStructureArea> {
setState(() {
if (space.parent == null) {
// Duplicating a ROOT node
SpaceModel duplicatedRoot = duplicateRecursive(space, null);
duplicateRecursive(space, null);
connections = createConnections(spaces);
realignTree();
} else {
// Duplicating a CHILD node inside its parent
SpaceModel duplicated = duplicateRecursive(space, space.parent);
final parent = space.parent!;
final duplicated = duplicateRecursive(space, parent);
final newConnection = Connection(
startSpace: parent,
endSpace: duplicated,
direction: "down",
);
connections.add(newConnection);
duplicated.incomingConnection = newConnection;
parent.addOutgoingConnection(newConnection);
parent.children.add(duplicated);
connections = createConnections(spaces);
realignTree();
//_realignSubtree(space.parent!);
}
});
}
void _realignSubtree(SpaceModel parent) {
const double nodeWidth = 200;
const double horizontalGap = 60;
const double verticalGap = 180;
double calculateSubtreeWidth(SpaceModel node) {
if (node.children.isEmpty) return nodeWidth;
double width = 0;
for (var child in node.children) {
width += calculateSubtreeWidth(child) + horizontalGap;
}
return width - horizontalGap;
}
void assignPositions(SpaceModel node, double startX, double startY) {
double subtreeWidth = calculateSubtreeWidth(node);
double centerX = startX + subtreeWidth / 2 - nodeWidth / 2;
node.position = Offset(centerX, startY);
if (node.children.length == 1) {
assignPositions(node.children.first, centerX, startY + verticalGap);
} else {
double childX = startX;
for (var child in node.children) {
double childWidth = calculateSubtreeWidth(child);
assignPositions(child, childX, startY + verticalGap);
childX += childWidth + horizontalGap;
}
}
}
// Start laying out from parent
assignPositions(parent, parent.position.dx - 150, parent.position.dy);
_adjustCanvasSizeForSpaces();
}
}