Implement layer renaming (#501)

* Implement layer renaming

* Fix sneaky typo in CSS

Co-authored-by: Moritz Vetter <16950410+HansAuger@users.noreply.github.com>

Co-authored-by: Moritz Vetter <16950410+HansAuger@users.noreply.github.com>

editor/src/document/document_message.rs

@@ -99,6 +99,10 @@ pub enum DocumentMessage {
 		layer_path: Vec<LayerId>,
 		set_expanded: bool,
 	},
+	SetLayerName {
+		layer_path: Vec<LayerId>,
+		name: String,
+	},
 	SetOpacityForSelectedLayers {
 		opacity: f64,
 	},

editor/src/document/document_message_handler.rs

@@ -401,6 +401,7 @@ impl DocumentMessageHandler {
 		}
 	}
 
+	// TODO: This should probably take a slice not a vec, also why does this even exist when `layer_panel_entry_from_path` also exists?
 	pub fn layer_panel_entry(&mut self, path: Vec<LayerId>) -> Result<LayerPanelEntry, EditorError> {
 		let data: LayerMetadata = *self
 			.layer_metadata
@@ -927,6 +928,15 @@ impl MessageHandler<DocumentMessage, &InputPreprocessorMessageHandler> for Docum
 				responses.push_back(DocumentStructureChanged.into());
 				responses.push_back(LayerChanged { affected_layer_path: layer_path }.into())
 			}
+			SetLayerName { layer_path, name } => {
+				if let Some(layer) = self.layer_panel_entry_from_path(&layer_path) {
+					// Only save the history state if the name actually changed to something different
+					if layer.name != name {
+						self.backup(responses);
+						responses.push_back(DocumentOperation::SetLayerName { path: layer_path, name }.into());
+					}
+				}
+			}
 			SetOpacityForSelectedLayers { opacity } => {
 				self.backup(responses);
 				let opacity = opacity.clamp(0., 1.);

editor/src/document/layer_panel.rs

@@ -21,8 +21,7 @@ impl LayerMetadata {
 }
 
 pub fn layer_panel_entry(layer_metadata: &LayerMetadata, transform: DAffine2, layer: &Layer, path: Vec<LayerId>) -> LayerPanelEntry {
-	let layer_type: LayerDataTypeDiscriminant = (&layer.data).into();
-	let name = layer.name.clone().unwrap_or_else(|| format!("Unnamed {}", layer_type));
+	let name = layer.name.clone().unwrap_or_else(|| String::from(""));
 	let arr = layer.data.bounding_box(transform).unwrap_or([DVec2::ZERO, DVec2::ZERO]);
 	let arr = arr.iter().map(|x| (*x).into()).collect::<Vec<(f64, f64)>>();
 

editor/src/viewport_tools/snapping.rs

@@ -21,7 +21,7 @@ impl SnapHandler {
 		overlay_paths: &mut Vec<Vec<LayerId>>,
 		responses: &mut VecDeque<Message>,
 		viewport_bounds: DVec2,
-		(positions_and_distances): (impl Iterator<Item = (f64, f64)>, impl Iterator<Item = (f64, f64)>),
+		positions_and_distances: (impl Iterator<Item = (f64, f64)>, impl Iterator<Item = (f64, f64)>),
 		closest_distance: DVec2,
 	) {
 		/// Draws an alignment line overlay with the correct transform and fade opacity, reusing lines from the pool if available.

frontend/src/App.vue

@@ -87,6 +87,10 @@ button {
 	color: var(--color-e-nearwhite);
 }
 
+::selection {
+	background: var(--color-accent);
+}
+
 svg,
 img {
 	display: block;

frontend/src/components/panels/LayerTree.vue

@@ -29,21 +29,21 @@
 			</PopoverButton>
 		</LayoutRow>
 		<LayoutRow class="layer-tree" :scrollableY="true">
-			<LayoutCol class="list" ref="layerTreeList" @click="() => deselectAllLayers()" @dragover="updateInsertLine($event)" @dragend="drop()">
+			<LayoutCol class="list" ref="layerTreeList" @click="() => deselectAllLayers()" @dragover="(e) => draggable && updateInsertLine(e)" @dragend="draggable && drop()">
 				<LayoutRow
 					class="layer-row"
 					v-for="(listing, index) in layers"
 					:key="String(listing.entry.path.slice(-1))"
 					:class="{ 'insert-folder': draggingData && draggingData.highlightFolder && draggingData.insertFolder === listing.entry.path }"
 				>
-					<div class="visibility">
+					<LayoutRow class="visibility">
 						<IconButton
 							:action="(e) => (toggleLayerVisibility(listing.entry.path), e && e.stopPropagation())"
 							:size="24"
 							:icon="listing.entry.visible ? 'EyeVisible' : 'EyeHidden'"
 							:title="listing.entry.visible ? 'Visible' : 'Hidden'"
 						/>
-					</div>
+					</LayoutRow>
 
 					<div class="indent" :style="{ marginLeft: layerIndent(listing.entry) }"></div>
 
@@ -53,27 +53,36 @@
 						:class="{ expanded: listing.entry.layer_metadata.expanded }"
 						@click.stop="handleExpandArrowClick(listing.entry.path)"
 					></button>
-					<div
+					<LayoutRow
 						class="layer"
 						:class="{ selected: listing.entry.layer_metadata.selected }"
-						@click.shift.exact.stop="selectLayer(listing.entry, false, true)"
-						@click.shift.ctrl.exact.stop="selectLayer(listing.entry, true, true)"
-						@click.ctrl.exact.stop="selectLayer(listing.entry, true, false)"
-						@click.exact.stop="selectLayer(listing.entry, false, false)"
+						@click.shift.exact.stop="!listing.editingName && selectLayer(listing.entry, false, true)"
+						@click.shift.ctrl.exact.stop="!listing.editingName && selectLayer(listing.entry, true, true)"
+						@click.ctrl.exact.stop="!listing.editingName && selectLayer(listing.entry, true, false)"
+						@click.exact.stop="!listing.editingName && selectLayer(listing.entry, false, false)"
 						:data-index="index"
-						draggable="true"
-						@dragstart="dragStart($event, listing.entry)"
-						:title="String(listing.entry.path)"
+						:draggable="draggable"
+						@dragstart="(e) => draggable && dragStart(e, listing.entry)"
+						:title="`${listing.entry.name}\n${devMode ? 'Layer Path: ' + listing.entry.path.join(' / ') : ''}`"
 					>
-						<div class="layer-type-icon">
+						<LayoutRow class="layer-type-icon">
 							<IconLabel v-if="listing.entry.layer_type === 'Folder'" :icon="'NodeTypeFolder'" title="Folder" />
 							<IconLabel v-else :icon="'NodeTypePath'" title="Path" />
-						</div>
-						<div class="layer-name">
-							<span>{{ listing.entry.name }}</span>
-						</div>
+						</LayoutRow>
+						<LayoutRow class="layer-name" @dblclick="onEditLayerName(listing)">
+							<input
+								type="text"
+								:value="listing.entry.name"
+								:placeholder="listing.entry.layer_type"
+								:disabled="!listing.editingName"
+								@change="(e) => onEditLayerNameChange(listing, e.target)"
+								@blur="onEditLayerNameDeselect(listing)"
+								@keydown.enter="(e) => onEditLayerNameChange(listing, e.target)"
+								@keydown.escape="onEditLayerNameDeselect(listing)"
+							/>
+						</LayoutRow>
 						<div class="thumbnail" v-html="listing.entry.thumbnail"></div>
-					</div>
+					</LayoutRow>
 				</LayoutRow>
 			</LayoutCol>
 			<div class="insert-mark" v-if="draggingData && !draggingData.highlightFolder" :style="{ left: markIndent(draggingData.insertFolder), top: markTopOffset(draggingData.markerHeight) }"></div>
@@ -115,9 +124,8 @@
 			border-bottom: 1px solid var(--color-4-dimgray);
 
 			.visibility {
-				height: 100%;
 				flex: 0 0 auto;
-				display: flex;
+				height: 100%;
 				align-items: center;
 
 				.icon-button {
@@ -170,14 +178,12 @@
 			}
 
 			.layer {
-				display: flex;
 				align-items: center;
 				z-index: 1;
-				min-width: 0;
 				width: 100%;
 				height: 100%;
-				border-radius: 2px;
 				padding: 0 4px;
+				border-radius: 2px;
 				margin-right: 8px;
 
 				&.selected {
@@ -192,14 +198,41 @@
 
 				.layer-name {
 					flex: 1 1 100%;
-					display: flex;
-					min-width: 0;
 					margin: 0 4px;
 
-					span {
+					input {
+						color: inherit;
+						background: none;
+						border: none;
+						outline: none;
+						margin: 0;
+						padding: 0;
 						text-overflow: ellipsis;
 						white-space: nowrap;
 						overflow: hidden;
+						border-radius: 2px;
+						height: 24px;
+						width: 100%;
+
+						&:disabled {
+							user-select: none;
+							// Workaround for `user-select: none` not working on <input> elements
+							pointer-events: none;
+						}
+
+						&::placeholder {
+							color: inherit;
+							font-style: italic;
+						}
+
+						&:focus {
+							background: var(--color-1-nearblack);
+							padding: 0 4px;
+
+							&::placeholder {
+								opacity: 0.5;
+							}
+						}
 					}
 				}
 
@@ -254,7 +287,7 @@ import NumberInput from "@/components/widgets/inputs/NumberInput.vue";
 import IconLabel from "@/components/widgets/labels/IconLabel.vue";
 import Separator from "@/components/widgets/separators/Separator.vue";
 
-type LayerListingInfo = { entry: LayerPanelEntry; bottomLayer: boolean; folderIndex: number };
+type LayerListingInfo = { folderIndex: number; bottomLayer: boolean; editingName: boolean; entry: LayerPanelEntry };
 
 const blendModeEntries: SectionsOfMenuListEntries<BlendMode> = [
 	[{ label: "Normal", value: "Normal" }],
@@ -317,7 +350,9 @@ export default defineComponent({
 			selectionRangeStartLayer: undefined as undefined | LayerPanelEntry,
 			selectionRangeEndLayer: undefined as undefined | LayerPanelEntry,
 			opacity: 100,
+			draggable: true,
 			draggingData: undefined as undefined | DraggingData,
+			devMode: process.env.NODE_ENV === "development",
 		};
 	},
 	methods: {
@@ -336,6 +371,36 @@ export default defineComponent({
 		async handleExpandArrowClick(path: BigUint64Array) {
 			this.editor.instance.toggle_layer_expansion(path);
 		},
+		onEditLayerName(listing: LayerListingInfo) {
+			if (listing.editingName) return;
+
+			this.draggable = false;
+
+			listing.editingName = true;
+			const tree = (this.$refs.layerTreeList as typeof LayoutCol).$el as HTMLElement;
+			this.$nextTick(() => {
+				(tree.querySelector("input:not([disabled])") as HTMLInputElement).select();
+			});
+		},
+		async onEditLayerNameChange(listing: LayerListingInfo, inputElement: EventTarget | null) {
+			// Eliminate duplicate events
+			if (!listing.editingName) return;
+
+			this.draggable = true;
+
+			const name = (inputElement as HTMLInputElement).value;
+			listing.editingName = false;
+			this.editor.instance.set_layer_name(listing.entry.path, name);
+		},
+		onEditLayerNameDeselect(listing: LayerListingInfo) {
+			this.draggable = true;
+
+			listing.editingName = false;
+			this.$nextTick(() => {
+				const selection = window.getSelection();
+				if (selection) selection.removeAllRanges();
+			});
+		},
 		async setLayerBlendMode(newSelectedIndex: number) {
 			const blendMode = this.blendModeEntries.flat()[newSelectedIndex].value;
 			if (blendMode) this.editor.instance.set_blend_mode_for_selected_layers(blendMode);
@@ -446,6 +511,7 @@ export default defineComponent({
 				this.draggingData = undefined;
 			}
 		},
+		// TODO: Move blend mode setting logic to backend based on the layers it knows are selected
 		setBlendModeForSelectedLayers() {
 			const selected = this.layers.filter((layer) => layer.entry.layer_metadata.selected);
 
@@ -466,8 +532,8 @@ export default defineComponent({
 				this.blendModeSelectedIndex = NaN;
 			}
 		},
+		// TODO: Move opacity setting logic to backend based on the layers it knows are selected
 		setOpacityForSelectedLayers() {
-			// todo figure out why this is here
 			const selected = this.layers.filter((layer) => layer.entry.layer_metadata.selected);
 
 			if (selected.length < 1) {
@@ -490,15 +556,21 @@ export default defineComponent({
 	},
 	mounted() {
 		this.editor.dispatcher.subscribeJsMessage(DisplayDocumentLayerTreeStructure, (displayDocumentLayerTreeStructure) => {
+			const layerWithNameBeingEdited = this.layers.find((layer: LayerListingInfo) => layer.editingName);
+			const layerPathWithNameBeingEdited = layerWithNameBeingEdited && layerWithNameBeingEdited.entry.path;
+			const layerIdWithNameBeingEdited = layerPathWithNameBeingEdited && layerPathWithNameBeingEdited.slice(-1)[0];
 			const path = [] as bigint[];
-			this.layers = [] as { folderIndex: number; bottomLayer: boolean; entry: LayerPanelEntry }[];
+			this.layers = [] as LayerListingInfo[];
 
-			const recurse = (folder: DisplayDocumentLayerTreeStructure, layers: { folderIndex: number; bottomLayer: boolean; entry: LayerPanelEntry }[], cache: Map<string, LayerPanelEntry>): void => {
+			const recurse = (folder: DisplayDocumentLayerTreeStructure, layers: LayerListingInfo[], cache: Map<string, LayerPanelEntry>): void => {
 				folder.children.forEach((item, index) => {
 					// TODO: fix toString
-					path.push(BigInt(item.layerId.toString()));
+					const layerId = BigInt(item.layerId.toString());
+					path.push(layerId);
+
 					const mapping = cache.get(path.toString());
-					if (mapping) layers.push({ folderIndex: index, bottomLayer: index === folder.children.length - 1, entry: mapping });
+					if (mapping) layers.push({ folderIndex: index, bottomLayer: index === folder.children.length - 1, entry: mapping, editingName: layerIdWithNameBeingEdited === layerId });
+
 					if (item.children.length >= 1) recurse(item, layers, cache);
 					path.pop();
 				});

frontend/src/components/widgets/inputs/NumberInput.vue

@@ -52,8 +52,6 @@
 		border: none;
 		background: none;
 		color: var(--color-e-nearwhite);
-		font-size: inherit;
-		font-family: inherit;
 		text-align: center;
 
 		&:not(:focus).has-label {
@@ -62,10 +60,6 @@
 			margin-right: 8px;
 		}
 
-		&::selection {
-			background: var(--color-accent);
-		}
-
 		&:focus {
 			text-align: left;
 

frontend/src/components/workspace/Workspace.vue

@@ -23,12 +23,12 @@
 					ref="documentsPanel"
 				/>
 			</LayoutCol>
-			<LayoutCol class="workspace-grid-resize-gutter" @pointerdown="resizePanel($event)"></LayoutCol>
+			<LayoutCol class="workspace-grid-resize-gutter" @pointerdown="(e) => resizePanel(e)"></LayoutCol>
 			<LayoutCol class="workspace-grid-subdivision" style="flex-grow: 0.17">
 				<LayoutRow class="workspace-grid-subdivision" style="flex-grow: 402">
 					<Panel :panelType="'Properties'" :tabLabels="['Properties']" :tabActiveIndex="0" />
 				</LayoutRow>
-				<LayoutRow class="workspace-grid-resize-gutter" @pointerdown="resizePanel($event)"></LayoutRow>
+				<LayoutRow class="workspace-grid-resize-gutter" @pointerdown="(e) => resizePanel(e)"></LayoutRow>
 				<LayoutRow class="workspace-grid-subdivision" style="flex-grow: 590">
 					<Panel :panelType="'LayerTree'" :tabLabels="['Layer Tree']" :tabActiveIndex="0" />
 				</LayoutRow>

frontend/wasm/src/api.rs

@@ -364,6 +364,7 @@ impl JsEditorHandle {
 		self.dispatch(message);
 	}
 
+	/// Modify the layer selection based on the layer which is clicked while holding down the <kbd>Ctrl</kbd> and/or <kbd>Shift</kbd> modifier keys used for range selection behavior
 	pub fn select_layer(&self, layer_path: Vec<LayerId>, ctrl: bool, shift: bool) {
 		let message = DocumentMessage::SelectLayer { layer_path, ctrl, shift };
 		self.dispatch(message);
@@ -397,6 +398,12 @@ impl JsEditorHandle {
 		self.dispatch(message);
 	}
 
+	/// Set the name for the layer
+	pub fn set_layer_name(&self, layer_path: Vec<LayerId>, name: String) {
+		let message = DocumentMessage::SetLayerName { layer_path, name };
+		self.dispatch(message);
+	}
+
 	/// Set the blend mode for the selected layers
 	pub fn set_blend_mode_for_selected_layers(&self, blend_mode_svg_style_name: String) -> Result<(), JsValue> {
 		if let Some(blend_mode) = translate_blend_mode(blend_mode_svg_style_name.as_str()) {

graphene/src/document.rs

@@ -641,6 +641,13 @@ impl Document {
 				layer.visible = *visible;
 				Some([vec![DocumentChanged], update_thumbnails_upstream(path)].concat())
 			}
+			Operation::SetLayerName { path, name } => {
+				self.mark_as_dirty(path)?;
+				let mut layer = self.layer_mut(path)?;
+				layer.name = if name.as_str() == "" { None } else { Some(name.clone()) };
+
+				Some(vec![LayerChanged { path: path.clone() }])
+			}
 			Operation::SetLayerBlendMode { path, blend_mode } => {
 				self.mark_as_dirty(path)?;
 				self.layer_mut(path)?.blend_mode = *blend_mode;

graphene/src/operation.rs

@@ -10,6 +10,7 @@ use std::hash::{Hash, Hasher};
 
 #[repr(C)]
 #[derive(Debug, Clone, Deserialize, Serialize, PartialEq)]
+// TODO: Rename all instances of `path` to `layer_path`
 pub enum Operation {
 	AddEllipse {
 		path: Vec<LayerId>,
@@ -124,6 +125,10 @@ pub enum Operation {
 		path: Vec<LayerId>,
 		visible: bool,
 	},
+	SetLayerName {
+		path: Vec<LayerId>,
+		name: String,
+	},
 	SetLayerBlendMode {
 		path: Vec<LayerId>,
 		blend_mode: BlendMode,