Drag on Space for tools

editor/src/messages/input_mapper/input_mappings.rs

@@ -109,7 +109,7 @@ pub fn input_mappings(zoom_with_scroll: bool) -> Mapping {
 		entry!(PointerMove; refresh_keys=[Control, Shift], action_dispatch=TransformLayerMessage::PointerMove { slow_key: Shift, increments_key: Control }),
 		//
 		// SelectToolMessage
-		entry!(PointerMove; refresh_keys=[Control, Alt, Shift], action_dispatch=SelectToolMessage::PointerMove { modifier_keys: SelectToolPointerKeys { axis_align: Shift, snap_angle: Shift, center: Alt, duplicate: Alt } }),
+		entry!(PointerMove; refresh_keys=[Control, Alt, Shift], action_dispatch=SelectToolMessage::PointerMove { modifier_keys: SelectToolPointerKeys { axis_align: Shift, snap_angle: Shift, center: Alt, duplicate: Alt, space_drag: Space } }),
 		entry!(KeyDown(MouseLeft); action_dispatch=SelectToolMessage::DragStart { extend_selection: Shift, remove_from_selection: Alt, select_deepest: Accel, lasso_select: Control, skew: Control }),
 		entry!(KeyUp(MouseLeft); action_dispatch=SelectToolMessage::DragStop { remove_from_selection: Alt }),
 		entry!(KeyDown(Enter); action_dispatch=SelectToolMessage::Enter),

editor/src/messages/portfolio/document/document_message_handler.rs

@@ -1312,6 +1312,7 @@ impl MessageHandler<DocumentMessage, DocumentMessageContext<'_>> for DocumentMes
 							snap_angle: Key::Shift,
 							center: Key::Alt,
 							duplicate: Key::Alt,
+							space_drag: Key::Space,
 						},
 					});
 					responses.add(NodeGraphMessage::RunDocumentGraph);

editor/src/messages/portfolio/document/node_graph/node_graph_message_handler.rs

@@ -100,6 +100,8 @@ pub struct NodeGraphMessageHandler {
 	frontend_nodes: Vec<NodeId>,
 	/// Used to keep track of what wires are sent to the front end so the old ones can be removed
 	frontend_wires: HashSet<(NodeId, usize)>,
+	/// The last mouse position in viewport coordinates when space was pressed
+	last_mouse_viewport_for_space: Option<DVec2>,
 }
 
 /// NodeGraphMessageHandler always modifies the network which the selected nodes are in. No GraphOperationMessages should be added here, since those messages will always affect the document network.
@@ -1022,6 +1024,21 @@ impl<'a> MessageHandler<NodeGraphMessage, NodeGraphMessageContext<'a>> for NodeG
 				let messages = [NodeGraphMessage::PointerOutsideViewport { shift }.into(), NodeGraphMessage::PointerMove { shift }.into()];
 				self.auto_panning.setup_by_mouse_position(ipp, viewport, &messages, responses);
 
+				if ipp.keyboard.get(Key::Space as usize) {
+					if let Some(last_mouse) = self.last_mouse_viewport_for_space {
+						let delta = ipp.mouse.position - last_mouse;
+						if let Some((box_start, _)) = &mut self.box_selection_start {
+							let graph_delta = network_metadata.persistent_metadata.navigation_metadata.node_graph_to_viewport.inverse().transform_vector2(delta);
+							*box_start += graph_delta;
+						} else {
+							responses.add(NavigationMessage::CanvasPan { delta });
+						}
+					}
+					self.last_mouse_viewport_for_space = Some(ipp.mouse.position);
+				} else {
+					self.last_mouse_viewport_for_space = None;
+				}
+
 				let viewport_location = ipp.mouse.position;
 				let point = network_metadata
 					.persistent_metadata
@@ -2830,6 +2847,7 @@ impl Default for NodeGraphMessageHandler {
 			end_index: None,
 			frontend_nodes: Vec::new(),
 			frontend_wires: HashSet::new(),
+			last_mouse_viewport_for_space: None,
 		}
 	}
 }
@@ -2848,5 +2866,6 @@ impl PartialEq for NodeGraphMessageHandler {
 			&& self.wire_in_progress_from_connector == other.wire_in_progress_from_connector
 			&& self.wire_in_progress_to_connector == other.wire_in_progress_to_connector
 			&& self.context_menu == other.context_menu
+			&& self.last_mouse_viewport_for_space == other.last_mouse_viewport_for_space
 	}
 }

editor/src/messages/portfolio/document/utility_types/transformation.rs

@@ -60,6 +60,35 @@ impl OriginalTransforms {
 		Some(transform_utils::get_current_transform(&document_node.inputs))
 	}
 
+	pub fn shift(&mut self, delta: DVec2, metadata: &DocumentMetadata) {
+		match self {
+			OriginalTransforms::Layer(layer_map) => {
+				for (&layer, transform) in layer_map {
+					let to = metadata.downstream_transform_to_viewport(layer);
+					let layer_delta = to.inverse() * DAffine2::from_translation(delta) * to;
+					*transform = layer_delta * *transform;
+				}
+			}
+			OriginalTransforms::Path(path_map) => {
+				for (&layer, points) in path_map {
+					let to = metadata.transform_to_viewport(layer);
+					let layer_delta = to.inverse() * DAffine2::from_translation(delta) * to;
+					for anchor in points.anchors.values_mut() {
+						anchor.initial = layer_delta.transform_point2(anchor.initial);
+						anchor.current = layer_delta.transform_point2(anchor.current);
+					}
+					for handle in points.handles.values_mut() {
+						handle.initial = layer_delta.transform_point2(handle.initial);
+						handle.relative = layer_delta.transform_point2(handle.relative);
+						if let Some((_, pos)) = &mut handle.mirror {
+							*pos = layer_delta.transform_point2(*pos);
+						}
+					}
+				}
+			}
+		}
+	}
+
 	pub fn update<'a>(&mut self, selected: &'a [LayerNodeIdentifier], network_interface: &NodeNetworkInterface, shape_editor: Option<&'a ShapeState>) {
 		match self {
 			OriginalTransforms::Layer(layer_map) => {

editor/src/messages/tool/common_functionality/resize.rs

@@ -11,6 +11,9 @@ pub struct Resize {
 	pub drag_start: DVec2,
 	pub layer: Option<LayerNodeIdentifier>,
 	pub snap_manager: SnapManager,
+
+	pub last_mouse_viewport_for_space: Option<DVec2>,
+	pub base_drag_start: DVec2,
 }
 
 impl Resize {
@@ -20,6 +23,8 @@ impl Resize {
 		let point = SnapCandidatePoint::handle(root_transform.inverse().transform_point2(input.mouse.position));
 		let snapped = self.snap_manager.free_snap(&SnapData::new(document, input, viewport), &point, SnapTypeConfiguration::default());
 		self.drag_start = snapped.snapped_point_document;
+		self.base_drag_start = self.drag_start;
+		self.last_mouse_viewport_for_space = None;
 	}
 
 	/// Calculate the drag start position in viewport space.
@@ -119,6 +124,24 @@ impl Resize {
 		let ignore = if let Some(layer) = self.layer { vec![layer] } else { vec![] };
 		let snap_data = &SnapData::ignore(document, input, viewport, &ignore);
 
+		let space_down = input.keyboard.get(Key::Space as usize);
+		if space_down {
+			if self.last_mouse_viewport_for_space.is_none() {
+				self.last_mouse_viewport_for_space = Some(mouse);
+				self.base_drag_start = self.drag_start;
+			}
+			let total_offset_viewport = mouse - self.last_mouse_viewport_for_space.unwrap();
+			let total_offset_document = document_to_viewport.inverse().transform_vector2(total_offset_viewport);
+			self.drag_start = self.base_drag_start + total_offset_document;
+		} else {
+			if let Some(initial_mouse) = self.last_mouse_viewport_for_space {
+				let total_offset_viewport = mouse - initial_mouse;
+				let total_offset_document = document_to_viewport.inverse().transform_vector2(total_offset_viewport);
+				self.drag_start = self.base_drag_start + total_offset_document;
+			}
+			self.last_mouse_viewport_for_space = None;
+		}
+
 		if lock_ratio {
 			let viewport_size = points_viewport[1] - points_viewport[0];
 			let raw_size = if in_document {

editor/src/messages/tool/common_functionality/shapes/line_shape.rs

@@ -60,6 +60,24 @@ impl Line {
 		shape_tool_data.line_data.drag_current = ipp.mouse.position;
 
 		let keyboard = &ipp.keyboard;
+
+		let current_mouse = ipp.mouse.position;
+		let space_down = keyboard.key(Key::Space);
+
+		if space_down {
+			if let Some(previous_mouse) = shape_tool_data.data.last_mouse_viewport_for_space {
+				let delta_viewport = current_mouse - previous_mouse;
+				if delta_viewport.length_squared() > 0. {
+					let document_to_viewport = document.metadata().document_to_viewport;
+					let delta_document = document_to_viewport.inverse().transform_vector2(delta_viewport);
+					shape_tool_data.data.drag_start += delta_document;
+				}
+			}
+			shape_tool_data.data.last_mouse_viewport_for_space = Some(current_mouse);
+		} else {
+			shape_tool_data.data.last_mouse_viewport_for_space = None;
+		}
+
 		let ignore = [layer];
 		let snap_data = SnapData::ignore(document, ipp, viewport, &ignore);
 		let mut document_points = generate_line(shape_tool_data, snap_data, keyboard.key(lock_angle), keyboard.key(snap_angle), keyboard.key(center));

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

@@ -114,6 +114,7 @@ struct ArtboardToolData {
 	snap_candidates: Vec<SnapCandidatePoint>,
 	dragging_current_artboard_location: glam::IVec2,
 	draw: Resize,
+	last_mouse_viewport_for_space: Option<DVec2>,
 }
 
 impl ArtboardToolData {
@@ -315,6 +316,32 @@ impl Fsm for ArtboardToolFsmState {
 				state
 			}
 			(ArtboardToolFsmState::ResizingBounds, ArtboardToolMessage::PointerMove { constrain_axis_or_aspect, center }) => {
+				let current_mouse = input.mouse.position;
+				let space_down = input.keyboard.get(Key::Space as usize);
+				if space_down {
+					if let Some(previous_mouse) = tool_data.last_mouse_viewport_for_space {
+						let delta_viewport = current_mouse - previous_mouse;
+						if delta_viewport.length_squared() > 0. {
+							let document_to_viewport = document.metadata().document_to_viewport;
+							let delta_document = document_to_viewport.inverse().transform_vector2(delta_viewport);
+
+							if let Some(bounds) = &mut tool_data.bounding_box_manager {
+								bounds.center_of_transformation += delta_viewport;
+								if let Some(movement) = &mut bounds.selected_edges {
+									movement.bounds[0] += delta_document;
+									movement.bounds[1] += delta_document;
+								}
+								tool_data.drag_start += delta_document;
+							}
+						}
+					}
+					tool_data.last_mouse_viewport_for_space = Some(current_mouse);
+				} else {
+					tool_data.last_mouse_viewport_for_space = None;
+				}
+
+				// responses.add(OverlaysMessage::Draw);
+
 				let from_center = input.keyboard.get(center as usize);
 				let constrain_square = input.keyboard.get(constrain_axis_or_aspect as usize);
 				tool_data.resize_artboard(responses, document, input, viewport, from_center, constrain_square);
@@ -329,6 +356,22 @@ impl Fsm for ArtboardToolFsmState {
 				ArtboardToolFsmState::ResizingBounds
 			}
 			(ArtboardToolFsmState::Dragging, ArtboardToolMessage::PointerMove { constrain_axis_or_aspect, center }) => {
+				let current_mouse = input.mouse.position;
+				if input.keyboard.get(Key::Space as usize) {
+					if let Some(previous_mouse) = tool_data.last_mouse_viewport_for_space {
+						let delta_viewport = current_mouse - previous_mouse;
+						if delta_viewport.length_squared() > 0. {
+							let document_to_viewport = document.metadata().document_to_viewport;
+							let delta_document = document_to_viewport.inverse().transform_vector2(delta_viewport);
+							tool_data.drag_start += delta_document;
+							tool_data.drag_current += delta_document;
+						}
+					}
+					tool_data.last_mouse_viewport_for_space = Some(current_mouse);
+				} else {
+					tool_data.last_mouse_viewport_for_space = None;
+				}
+
 				if let Some(bounds) = &mut tool_data.bounding_box_manager {
 					let axis_align = input.keyboard.get(constrain_axis_or_aspect as usize);
 
@@ -368,6 +411,23 @@ impl Fsm for ArtboardToolFsmState {
 				ArtboardToolFsmState::Dragging
 			}
 			(ArtboardToolFsmState::Drawing, ArtboardToolMessage::PointerMove { constrain_axis_or_aspect, center }) => {
+				let current_mouse = input.mouse.position;
+
+				let space_down = input.keyboard.get(Key::Space as usize);
+				if space_down {
+					if let Some(previous_mouse) = tool_data.last_mouse_viewport_for_space {
+						let delta_viewport = current_mouse - previous_mouse;
+						if delta_viewport.length_squared() > 0. {
+							let document_to_viewport = document.metadata().document_to_viewport;
+							let delta_document = document_to_viewport.inverse().transform_vector2(delta_viewport);
+							tool_data.drag_start += delta_document;
+						}
+					}
+					tool_data.last_mouse_viewport_for_space = Some(current_mouse);
+				} else {
+					tool_data.last_mouse_viewport_for_space = None;
+				}
+
 				// The draw.calculate_points_ignore_layer uses this value to avoid snapping to itself.
 				tool_data.draw.layer = tool_data.selected_artboard;
 				let [start, end] = tool_data.draw.calculate_points_ignore_layer(document, input, viewport, center, constrain_axis_or_aspect, true);

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

@@ -217,6 +217,8 @@ struct FreehandToolData {
 	dragged: bool,
 	weight: f64,
 	layer: Option<LayerNodeIdentifier>,
+	last_mouse_for_space: Option<DVec2>,
+	points: Vec<(PointId, DVec2)>,
 }
 
 impl Fsm for FreehandToolFsmState {
@@ -253,6 +255,7 @@ impl Fsm for FreehandToolFsmState {
 				tool_data.dragged = false;
 				tool_data.end_point = None;
 				tool_data.weight = tool_options.line_weight;
+				tool_data.points.clear();
 
 				// Extend an endpoint of the selected path
 				let selected_nodes = document.network_interface.selected_nodes();
@@ -297,6 +300,31 @@ impl Fsm for FreehandToolFsmState {
 				FreehandToolFsmState::Drawing
 			}
 			(FreehandToolFsmState::Drawing, FreehandToolMessage::PointerMove) => {
+				let space_down = input.keyboard.get(Key::Space as usize);
+				if space_down {
+					if let Some(previous_mouse) = tool_data.last_mouse_for_space {
+						let delta_viewport = input.mouse.position - previous_mouse;
+						if delta_viewport.length_squared() > 0. {
+							let document_to_viewport = document.metadata().document_to_viewport;
+							let delta_document = document_to_viewport.inverse().transform_vector2(delta_viewport);
+
+							if let Some(layer) = tool_data.layer {
+								if let Some((pos, _)) = &mut tool_data.end_point {
+									*pos += delta_document;
+								}
+								for (id, point) in &mut tool_data.points {
+									*point += delta_document;
+									let modification_type = VectorModificationType::ApplyPointDelta { point: *id, delta: delta_document };
+									responses.add(GraphOperationMessage::Vector { layer, modification_type });
+								}
+							}
+						}
+					}
+					tool_data.last_mouse_for_space = Some(input.mouse.position);
+				} else {
+					tool_data.last_mouse_for_space = None;
+				}
+
 				if let Some(layer) = tool_data.layer {
 					let transform = document.metadata().transform_to_viewport(layer);
 					let position = transform.inverse().transform_point2(input.mouse.position);
@@ -382,6 +410,7 @@ fn extend_path_with_next_segment(tool_data: &mut FreehandToolData, position: DVe
 
 	tool_data.dragged = true;
 	tool_data.end_point = Some((position, id));
+	tool_data.points.push((id, position));
 }
 
 #[cfg(test)]