Send path tool FSM to Dragging state on MouseDown if clicking selected point

Author: singhutsav5502

editor/src/messages/tool/tool_messages/path_tool.rs

@@ -10,7 +10,7 @@ use crate::messages::portfolio::document::utility_types::network_interface::Node
 use crate::messages::preferences::SelectionMode;
 use crate::messages::tool::common_functionality::auto_panning::AutoPanning;
 use crate::messages::tool::common_functionality::shape_editor::{
-	ClosestSegment, ManipulatorAngle, OpposingHandleLengths, SelectedPointsInfo, SelectionChange, SelectionShape, SelectionShapeType, ShapeState,
+	ClosestSegment, ManipulatorAngle, ManipulatorPointInfo, OpposingHandleLengths, SelectedPointsInfo, SelectionChange, SelectionShape, SelectionShapeType, ShapeState,
 };
 use crate::messages::tool::common_functionality::snapping::{SnapCache, SnapCandidatePoint, SnapConstraint, SnapData, SnapManager};
 
@@ -479,7 +479,37 @@ impl PathToolData {
 		self.drag_start_pos = input.mouse.position;
 
 		let old_selection = shape_editor.selected_points().cloned().collect::<Vec<_>>();
+		// Check if clicking on an already selected point
+		if let Some((layer, nearest_point)) = shape_editor.find_nearest_point_indices(&document.network_interface, input.mouse.position, SELECTION_THRESHOLD) {
+			let clicked_selected = shape_editor.selected_points().any(|&point| nearest_point == point);
 
+			// If clicking on an already selected point, don't change selection
+			// Instead, start dragging immediately
+			if clicked_selected {
+				responses.add(DocumentMessage::StartTransaction);
+
+				// Get the vector data for the current layer
+				let vector_data = document.network_interface.compute_modified_vector(layer).unwrap();
+
+				// Create a SelectedPointsInfo with all currently selected points
+				let points = shape_editor
+					.selected_shape_state
+					.iter()
+					.flat_map(|(layer, state)| state.selected().map(|point_id| ManipulatorPointInfo { layer: *layer, point_id }))
+					.collect();
+
+				// Offset is distance between point and cursor ( in this case it is zero )
+				let offset = DVec2 { x: 0.0, y: 0.0 };
+
+				let selected_points = SelectedPointsInfo { points, offset, vector_data };
+
+				// Start dragging without changing selection
+				self.start_dragging_point(selected_points, input, document, shape_editor);
+				responses.add(OverlaysMessage::Draw);
+
+				return PathToolFsmState::Dragging(self.dragging_state);
+			}
+		}
 		// Select the first point within the threshold (in pixels)
 		if let Some(selected_points) = shape_editor.change_point_selection(&document.network_interface, input.mouse.position, SELECTION_THRESHOLD, extend_selection) {
 			responses.add(DocumentMessage::StartTransaction);