Add edge editor, generalize selection and edition to both node and edge. Still trying to find a proper tween.

components/CanvasEditor.vue

@@ -1,22 +1,13 @@
 <script lang="ts">
-import type { Box, Position } from '#shared/canvas.util';
+import type { Position } from '#shared/canvas.util';
 import type CanvasNodeEditor from './canvas/CanvasNodeEditor.vue';
-type Direction = 'bottom' | 'top' | 'left' | 'right';
+import type CanvasEdgeEditor from './canvas/CanvasEdgeEditor.vue';
-const rotation: Record<Direction, string> = {
+export type Element = { type: 'node' | 'edge', id: string };
-    top: "180",
-    bottom: "0",
-    left: "90",
-    right: "270"
-};
-type Element = { type: 'node' | 'edge', id: string };
 
 interface ActionMap {
-    move: Position;
+    remove: CanvasNode | CanvasEdge | undefined;
-    edit: string;
+    create: CanvasNode | CanvasEdge | undefined;
-    resize: Box;
+    property: CanvasNode | CanvasEdge;
-    remove: CanvasNode | undefined;
-    create: CanvasNode | undefined;
-    property: CanvasNode;
 }
 type Action = keyof ActionMap;
 interface HistoryEvent<T extends Action = Action>
@@ -26,11 +17,16 @@ interface HistoryEvent<T extends Action = Action>
 }
 interface HistoryAction<T extends Action>
 {
-    element: string;
+    element: Element;
     from: ActionMap[T];
     to: ActionMap[T];
 }
 
+type NodeEditor = InstanceType<typeof CanvasNodeEditor>;
+type EdgeEditor = InstanceType<typeof CanvasEdgeEditor>;
+
+const TWEEN_DURATION = 200;
+
 const cancelEvent = (e: Event) => e.preventDefault();
 const stopPropagation = (e: Event) => e.stopImmediatePropagation();
 function getID(length: number)
@@ -67,27 +63,18 @@ function contains(group: CanvasNode, node: CanvasNode): boolean
 <script setup lang="ts">
 import { Icon } from '@iconify/vue/dist/iconify.js';
 import { clamp } from '#shared/general.utils';
-import type { CanvasContent, CanvasNode } from '~/types/canvas';
+import type { CanvasContent, CanvasEdge, CanvasNode } from '~/types/canvas';
-import { labelCenter, getPath } from '#shared/canvas.util';
 
 const canvas = defineModel<CanvasContent>({ required: true, });
 
 const dispX = ref(0), dispY = ref(0), minZoom = ref(0.1), zoom = ref(0.5);
-const focusing = ref<string>(), editing = ref<string>();
+const focusing = ref<Element>(), editing = ref<Element>();
 const canvasRef = useTemplateRef('canvasRef'), transformRef = useTemplateRef('transformRef');
-const nodes = useTemplateRef<InstanceType<typeof CanvasNodeEditor>[]>('nodes');
+const nodes = useTemplateRef<NodeEditor[]>('nodes'), edges = useTemplateRef<EdgeEditor[]>('edges');
 
 const xTween = useTween(dispX, linear, updateTransform), yTween = useTween(dispY, linear, updateTransform), zoomTween = useTween(zoom, linear, updateTransform);
 
-const focusedNode = computed(() => nodes.value?.find(e => !!e && e.id === focusing.value)), editedNode = computed(() => nodes.value?.find(e => !!e && e.id === editing.value));
+const focused = computed(() => focusing.value ? focusing.value?.type === 'node' ? nodes.value?.find(e => !!e && e.id === focusing.value!.id) : edges.value?.find(e => !!e && e.id === focusing.value!.id) : undefined), edited = computed(() => editing.value ? editing.value?.type === 'node' ? nodes.value?.find(e => !!e && e.id === editing.value!.id) : edges.value?.find(e => !!e && e.id === editing.value!.id) : undefined);
-
-const edges = computed(() => {
-    return canvas.value.edges?.map(e => { 
-        const from = canvas.value.nodes!.find(f => f.id === e.fromNode), to = canvas.value.nodes!.find(f => f.id === e.toNode);
-        const path = getPath(from!, e.fromSide, to!, e.toSide)!;
-        return { ...e, from, to, path };
-    });
-});
 
 const history = ref<HistoryEvent[]>([]);
 const historyPos = ref(-1);
@@ -159,10 +146,10 @@ onMounted(() => {
         const centerX = (box.x + box.width / 2), centerY = (box.y + box.height / 2);
         const mousex = centerX - e.clientX, mousey = centerY - e.clientY;
 
-        xTween.update(dispX.value - (mousex / (diff * zoom.value) - mousex / zoom.value), 250);
+        xTween.update(dispX.value - (mousex / (diff * zoom.value) - mousex / zoom.value), TWEEN_DURATION);
-        yTween.update(dispY.value - (mousey / (diff * zoom.value) - mousey / zoom.value), 250);
+        yTween.update(dispY.value - (mousey / (diff * zoom.value) - mousey / zoom.value), TWEEN_DURATION);
 
-        zoomTween.update(clamp(zoom.value * diff, minZoom.value, 3), 250);
+        zoomTween.update(clamp(zoom.value * diff, minZoom.value, 3), TWEEN_DURATION);
 
         updateTransform();
     }, { passive: true });
@@ -233,47 +220,53 @@ function updateTransform()
 }
 function moveNode(ids: string[], deltax: number, deltay: number)
 {
-    const actions: HistoryAction<'move'>[] = [];
+    if(ids.length === 0)
+        return;
+    
+    const actions: HistoryAction<'property'>[] = [];
     for(const id of ids)
     {
         const node = canvas.value.nodes!.find(e => e.id === id)!;
 
-        actions.push({ element: id, from: { x: node.x - deltax, y: node.y - deltay }, to: { x: node.x, y: node.y } });
+        actions.push({ element: { type: 'node', id }, from: { ...node, x: node.x - deltax, y: node.y - deltay }, to: { ...node } });
     }
 
-    addAction('move', actions);
+    addAction('property', actions);
 }
 function resizeNode(ids: string[], deltax: number, deltay: number, deltaw: number, deltah: number)
 {
-    const actions: HistoryAction<'resize'>[] = [];
+    if(ids.length === 0)
+        return;
+    
+    const actions: HistoryAction<'property'>[] = [];
     for(const id of ids)
     {
         const node = canvas.value.nodes!.find(e => e.id === id)!;
 
-        actions.push({ element: id, from: { x: node.x - deltax, y: node.y - deltay, w: node.width - deltaw, h: node.height - deltah }, to: { x: node.x, y: node.y, w: node.width, h: node.height } });
+        actions.push({ element: { type: 'node', id }, from: { ...node, x: node.x - deltax, y: node.y - deltay, width: node.width - deltaw, height: node.height - deltah }, to: { ...node } });
     }
 
-    addAction('resize', actions);
+    addAction('property', actions);
 }
-function selectNode(id: string)
+function select(element: Element)
 {
-    if(focusing.value !== id)
+    if(focusing.value && (focusing.value.id !== element.id || focusing.value.type !== element.type))
     {
-        unselectNode();
+        unselect();
     }
 
-    focusing.value = id;
+    focusing.value = element;
 
-    focusedNode.value?.dom?.addEventListener('click', stopPropagation, { passive: true });
+    focused.value?.dom?.addEventListener('click', stopPropagation, { passive: true });
-    canvasRef.value?.addEventListener('click', unselectNode, { once: true });
+    canvasRef.value?.addEventListener('click', unselect, { once: true });
 }
-function editNode(id: string)
+function edit(element: Element)
 {
-    editing.value = id;
+    editing.value = element;
 
-    focusedNode.value?.dom?.addEventListener('wheel', stopPropagation, { passive: true });
+    focused.value?.dom?.addEventListener('wheel', stopPropagation, { passive: true });
-    focusedNode.value?.dom?.addEventListener('dblclick', stopPropagation, { passive: true });
+    focused.value?.dom?.addEventListener('dblclick', stopPropagation, { passive: true });
-    canvasRef.value?.addEventListener('click', unselectNode, { once: true });
+    canvasRef.value?.addEventListener('click', unselect, { once: true });
 }
 function createNode(e: MouseEvent)
 {
@@ -285,49 +278,74 @@ function createNode(e: MouseEvent)
     else
         canvas.value.nodes.push(node);
 
-    addAction('create', [{ element: node.id, from: undefined, to: node }]);
+    addAction('create', [{ element: { type: 'node', id: node.id }, from: undefined, to: node }]);
 }
-function removeNode(ids: string[])
+function remove(elements: Element[])
 {
-    const actions: HistoryAction<'remove'>[] = [];
+    if(elements.length === 0)
-    unselectNode();
+        return;
 
-    for(const id of ids)
+    const actions: HistoryAction<'remove'>[] = [];
+    focusing.value = undefined;
+    editing.value = undefined;
+
+    const c = canvas.value;
+
+    for(const element of elements)
     {
-        const index = canvas.value.nodes!.findIndex(e => e.id === id);
+        if(element.type === 'node')
-        actions.push({ element: id, from: canvas.value.nodes!.splice(index, 1)[0], to: undefined });
+        {
+            const edges = c.edges?.map((e, i) => ({ id: e.id, from: e.fromNode, to: e.toNode, index: i }))?.filter(e => e.from === element.id || e.to === element.id) ?? [];
+            for(let i = edges.length - 1; i >= 0; i--)
+            {
+                actions.push({ element: { type: 'edge', id: edges[i].id }, from: c.edges!.splice(edges[i].index, 1)[0], to: undefined });
             }
 
+            const index = c.nodes!.findIndex(e => e.id === element.id);
+            actions.push({ element: { type: 'node', id: element.id }, from: c.nodes!.splice(index, 1)[0], to: undefined });
+        }
+        else if(element.type === 'edge' && !actions.find(e => e.element.type === 'edge' && e.element.id === element.id))
+        {
+            const index = c.edges!.findIndex(e => e.id === element.id);
+            actions.push({ element: { type: 'edge', id: element.id }, from: c.edges!.splice(index, 1)[0], to: undefined });
+        }
+    }
+
+    canvas.value = c;
+
     addAction('remove', actions);
 }
 function editNodeProperty<T extends keyof CanvasNode>(ids: string[], property: T, value: CanvasNode[T])
 {
-    const actions: HistoryAction<'remove'>[] = [];
+    if(ids.length === 0)
+        return;
+    
+    const actions: HistoryAction<'property'>[] = [];
 
     for(const id of ids)
     {
         const copy = JSON.parse(JSON.stringify(canvas.value.nodes!.find(e => e.id === id)!)) as CanvasNode;
         canvas.value.nodes!.find(e => e.id === id)![property] = value;
-        actions.push({ element: id, from: copy, to: canvas.value.nodes!.find(e => e.id === id)! });
+        actions.push({ element: { type: 'node', id }, from: copy, to: canvas.value.nodes!.find(e => e.id === id)! });
     }
 
     addAction('property', actions);
 }
 
-const unselectNode = () => {
+const unselect = () => {
     if(focusing.value !== undefined)
     {
-        focusedNode.value?.dom?.removeEventListener('click', stopPropagation);
+        focused.value?.dom?.removeEventListener('click', stopPropagation);
-        focusedNode.value?.unselect();
+        focused.value?.unselect();
     }
     focusing.value = undefined;
 
     if(editing.value !== undefined)
     {
-        editedNode.value?.dom?.removeEventListener('wheel', stopPropagation);
+        edited.value?.dom?.removeEventListener('wheel', stopPropagation);
-        editedNode.value?.dom?.removeEventListener('dblclick', stopPropagation);
+        edited.value?.dom?.removeEventListener('dblclick', stopPropagation);
-        editedNode.value?.dom?.removeEventListener('click', stopPropagation);
+        edited.value?.dom?.removeEventListener('click', stopPropagation);
-        editedNode.value?.unselect();
+        edited.value?.unselect();
     }
     editing.value = undefined;
 };
@@ -337,57 +355,61 @@ const undo = () => {
 
     for(const action of historyCursor.value.actions)
     {
-        const node = canvas.value.nodes!.find(e => e.id === action.element)!;
+        if(action.element.type === 'node')
+        {
             switch(historyCursor.value.event)
             {
-            case 'move':
-            {
-                const a = action as HistoryAction<'move'>;
-                node.x = a.from.x;
-                node.y = a.from.y;
-                break;
-            }
-            case 'resize':
-            {
-                const a = action as HistoryAction<'resize'>;
-                node.x = a.from.x;
-                node.y = a.from.y;
-                node.width = a.from.w;
-                node.height = a.from.h;
-                break;
-            }
-            case 'edit':
-            {
-                const a = action as HistoryAction<'edit'>;
-                node.label = a.from;
-                break;
-            }
                 case 'create':
                 {
                     const a = action as HistoryAction<'create'>;
-                const index = canvas.value.nodes!.findIndex(e => e.id === action.element);
+                    const index = canvas.value.nodes!.findIndex(e => e.id === action.element.id);
                     canvas.value.nodes!.splice(index, 1);
                     break;
                 }
                 case 'remove':
                 {
                     const a = action as HistoryAction<'remove'>;
-                canvas.value.nodes!.push(a.from!);
+                    canvas.value.nodes!.push(a.from as CanvasNode);
                     break;
                 }
                 case 'property':
                 {
                     const a = action as HistoryAction<'property'>;
-                const index = canvas.value.nodes!.findIndex(e => e.id === action.element);
+                    const index = canvas.value.nodes!.findIndex(e => e.id === action.element.id);
-                canvas.value.nodes![index] = a.from;
+                    canvas.value.nodes![index] = a.from as CanvasNode;
                     break;
                 }
             }
         }
+        else if(action.element.type === 'edge')
+        {
+            switch(historyCursor.value.event)
+            {
+                case 'create':
+                {
+                    const a = action as HistoryAction<'create'>;
+                    const index = canvas.value.edges!.findIndex(e => e.id === action.element.id);
+                    canvas.value.edges!.splice(index, 1);
+                    break;
+                }
+                case 'remove':
+                {
+                    const a = action as HistoryAction<'remove'>;
+                    canvas.value.edges!.push(a.from!  as CanvasEdge);
+                    break;
+                }
+                case 'property':
+                {
+                    const a = action as HistoryAction<'property'>;
+                    const index = canvas.value.edges!.findIndex(e => e.id === action.element.id);
+                    canvas.value.edges![index] = a.from as CanvasEdge;
+                    break;
+                }
+            }
+        }
+    }
 
     historyPos.value--;
-
-    console.log(historyPos.value, history.value.length);
 };
 const redo = () => {
     if(!history.value || history.value.length - 1 <= historyPos.value)
@@ -403,61 +425,65 @@ const redo = () => {
 
     for(const action of historyCursor.value.actions)
     {        
-        const node = canvas.value.nodes!.find(e => e.id === action.element)!;
+        if(action.element.type === 'node')
+        {
             switch(historyCursor.value.event)
             {
-            case 'move':
-            {
-                const a = action as HistoryAction<'move'>;
-                node.x = a.to.x;
-                node.y = a.to.y;
-                break;
-            }
-            case 'resize':
-            {
-                const a = action as HistoryAction<'resize'>;
-                node.x = a.to.x;
-                node.y = a.to.y;
-                node.width = a.to.w;
-                node.height = a.to.h;
-                break;
-            }
-            case 'edit':
-            {
-                const a = action as HistoryAction<'edit'>;
-                node.label = a.to;
-                break;
-            }
                 case 'create':
                 {
-                const a = action as HistoryAction<'remove'>;
+                    const a = action as HistoryAction<'create'>;
-                canvas.value.nodes!.push(a.to!);
+                    canvas.value.nodes!.push(a.to as CanvasNode);
                     break;
                 }
                 case 'remove':
                 {
                     const a = action as HistoryAction<'remove'>;
-                const index = canvas.value.nodes!.findIndex(e => e.id === action.element);
+                    const index = canvas.value.nodes!.findIndex(e => e.id === action.element.id);
                     canvas.value.nodes!.splice(index, 1);
                     break;
                 }
                 case 'property':
                 {
                     const a = action as HistoryAction<'property'>;
-                const index = canvas.value.nodes!.findIndex(e => e.id === action.element);
+                    const index = canvas.value.nodes!.findIndex(e => e.id === action.element.id);
-                canvas.value.nodes![index] = a.to;
+                    canvas.value.nodes![index] = a.to as CanvasNode;
                     break;
                 }
             }
         }
-
+        else if(action.element.type === 'edge')
-    console.log(historyPos.value, history.value.length);
+        {
+            switch(historyCursor.value.event)
+            {
+                case 'create':
+                {
+                    const a = action as HistoryAction<'create'>;
+                    canvas.value.edges!.push(a.to as CanvasEdge);
+                    break;
+                }
+                case 'remove':
+                {
+                    const a = action as HistoryAction<'remove'>;
+                    const index = canvas.value.edges!.findIndex(e => e.id === action.element.id);
+                    canvas.value.edges!.splice(index, 1);
+                    break;
+                }
+                case 'property':
+                {
+                    const a = action as HistoryAction<'property'>;
+                    const index = canvas.value.edges!.findIndex(e => e.id === action.element.id);
+                    canvas.value.edges![index] = a.to as CanvasEdge;
+                    break;
+                }
+            }
+        }
+    }
 };
 
 useShortcuts({
     meta_z: undo,
     meta_y: redo,
-    Delete: () => { if(focusing.value !== undefined) { removeNode([focusing.value]) } }
+    Delete: () => { if(focusing.value !== undefined) { remove([focusing.value]) } }
 });
 </script>
 
@@ -466,7 +492,7 @@ useShortcuts({
         <div class="flex flex-col absolute sm:top-2 top-10 left-2 z-[35] overflow-hidden gap-4" @click="stopPropagation">
             <div class="border border-light-35 dark:border-dark-35 bg-light-10 dark:bg-dark-10">
                 <Tooltip message="Zoom avant" side="right">
-                    <div @click="zoomTween.update(clamp(zoom * 1.1, minZoom, 3), 250); updateTransform()" class="w-8 h-8 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
+                    <div @click="zoomTween.update(clamp(zoom * 1.1, minZoom, 3), TWEEN_DURATION); updateTransform()" class="w-8 h-8 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
                         <Icon icon="radix-icons:plus" />
                     </div>
                 </Tooltip>
@@ -481,7 +507,7 @@ useShortcuts({
                     </div>
                 </Tooltip>
                 <Tooltip message="Zoom arrière" side="right">
-                    <div @click="zoomTween.update(clamp(zoom / 1.1, minZoom, 3), 250); updateTransform()" class="w-8 h-8 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
+                    <div @click="zoomTween.update(clamp(zoom / 1.1, minZoom, 3), TWEEN_DURATION); updateTransform()" class="w-8 h-8 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
                         <Icon icon="radix-icons:minus" />
                     </div>
                 </Tooltip>
@@ -532,7 +558,7 @@ useShortcuts({
             'transform-origin': 'center center',
         }" class="h-full">
             <div class="absolute top-0 left-0 w-full h-full pointer-events-none *:pointer-events-auto *:select-none touch-none">
-                <div v-if="focusing !== undefined && focusedNode !== undefined" class="absolute z-20 origin-bottom" :style="{transform: `translate(${focusedNode.x}px, ${focusedNode.y}px) translateY(-100%) translateY(-12px) translateX(-50%) translateX(${focusedNode.width / 2}px) scale(calc(1 / var(--tw-scale)))`}">
+                <div v-if="focusing !== undefined && focusing.type === 'node'" class="absolute z-20 origin-bottom" :style="{transform: `translate(${canvas.nodes!.find(e => e.id === focusing!.id)!.x}px, ${canvas.nodes!.find(e => e.id === focusing!.id)!.y}px) translateY(-100%) translateY(-12px) translateX(-50%) translateX(${canvas.nodes!.find(e => e.id === focusing!.id)!.width / 2}px) scale(calc(1 / var(--tw-scale)))`}">
                     <div class="border border-light-35 dark:border-dark-35 bg-light-10 dark:bg-dark-10 flex flex-row">
                         <PopoverRoot>
                             <PopoverTrigger asChild>
@@ -547,30 +573,30 @@ useShortcuts({
                             <PopoverPortal disabled>
                                 <PopoverContent align="center" side="top" class="bg-light-20 dark:bg-dark-20 border border-light-35 dark:border-dark-35 m-2">
                                     <div class="border border-light-35 dark:border-dark-35 bg-light-10 dark:bg-dark-10 flex flex-row *:cursor-pointer">
-                                        <div @click="editNodeProperty([focusing], 'color', undefined)" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', undefined)" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-40 dark:bg-dark-40 w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'red' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'red' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-red dark:bg-dark-red w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'orange' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'orange' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-orange dark:bg-dark-orange w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'yellow' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'yellow' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-yellow dark:bg-dark-yellow w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'green' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'green' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-green dark:bg-dark-green w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'cyan' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'cyan' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-cyan dark:bg-dark-cyan w-4 h-4 block"></span>
                                         </div>
-                                        <div @click="editNodeProperty([focusing], 'color', { class: 'purple' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
+                                        <div @click="editNodeProperty([focusing.id], 'color', { class: 'purple' })" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
                                             <span class="bg-light-purple dark:bg-dark-purple w-4 h-4 block"></span>
                                         </div>
                                         <label>
                                             <div @click="stopPropagation" class="p-2 hover:bg-light-35 hover:dark:bg-dark-35">
-                                                <span style="background: conic-gradient(red, yellow, green, blue, purple, red)" class="w-4 h-4 block relative"></span><input @change="(e: Event) => editNodeProperty([focusing!], 'color', { hex: (e.target as HTMLInputElement).value })" type="color" class="appearance-none w-0 h-0 absolute" />
+                                                <span style="background: conic-gradient(red, yellow, green, blue, purple, red)" class="w-4 h-4 block relative"></span><input @change="(e: Event) => editNodeProperty([focusing!.id], 'color', { hex: (e.target as HTMLInputElement).value })" type="color" class="appearance-none w-0 h-0 absolute" />
                                             </div>
                                         </label>
                                     </div>
@@ -578,29 +604,18 @@ useShortcuts({
                             </PopoverPortal>
                         </PopoverRoot>
                         <Tooltip message="Supprimer" side="top">
-                            <div @click="removeNode([focusing])" class="w-10 h-10 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
+                            <div @click="remove([focusing])" class="w-10 h-10 flex justify-center items-center p-2 hover:bg-light-30 dark:hover:bg-dark-30 cursor-pointer">
                                 <Icon icon="radix-icons:trash" class="text-light-red dark:text-dark-red w-6 h-6" />
                             </div>
                         </Tooltip>
                     </div>
                 </div>
                 <div>
-                    <CanvasNodeEditor v-for="(node, index) of canvas.nodes" :key="node.id" ref="nodes" :node="node" :index="index" :zoom="zoom" @select="selectNode" @edit="editNode" @move="(i, x, y) => moveNode([i], x, y)" @resize="(i, x, y, w, h) => resizeNode([i], x, y, w, h)" />
+                    <CanvasNodeEditor v-for="node of canvas.nodes" :key="node.id" ref="nodes" :node="node" :zoom="zoom" @select="select" @edit="edit" @move="(i, x, y) => moveNode([i], x, y)" @resize="(i, x, y, w, h) => resizeNode([i], x, y, w, h)" @input="(id, text) => editNodeProperty([id], node.type === 'group' ? 'label' : 'text', text)" />
                 </div>
-                <template v-for="edge of edges">
+                <div>
-                    <div :key="edge.id" v-if="edge.label" class="absolute z-10"
+                    <CanvasEdgeEditor v-for="edge of canvas.edges" :key="edge.id" ref="edges" :edge="edge" :nodes="canvas.nodes!" @select="select" @edit="edit" />
-                        :style="{ transform: labelCenter(edge.from!, edge.fromSide, edge.to!, edge.toSide) }">
-                        <div class="relative bg-light-20 dark:bg-dark-20 border border-light-35 dark:border-dark-35 px-4 py-2 -translate-x-[50%] -translate-y-[50%]">{{ edge.label }}</div>
                 </div>
-                </template>
-                <svg class="absolute top-0 left-0 w-1 h-1 overflow-visible">
-                    <g v-for="edge of edges" :key="edge.id" :style="{'--canvas-color': edge.color?.hex}" class="z-0">
-                        <path :style="`stroke-linecap: butt; stroke-width: calc(3px * var(--zoom-multiplier));`" :class="edge.color?.class ? `stroke-light-${edge.color.class} dark:stroke-dark-${edge.color.class}` : ((edge.color && edge.color?.hex !== undefined) ? 'stroke-[color:var(--canvas-color)]' : 'stroke-light-40 dark:stroke-dark-40')" class="fill-none stroke-[4px]" :d="edge.path.path"></path>
-                        <g :style="`transform: translate(${edge.path.to.x}px, ${edge.path.to.y}px) scale(var(--zoom-multiplier)) rotate(${rotation[edge.path.side]}deg);`">
-                            <polygon :class="edge.color?.class ? `fill-light-${edge.color.class} dark:fill-dark-${edge.color.class}` : ((edge.color && edge.color?.hex !== undefined) ? 'fill-[color:var(--canvas-color)]' : 'fill-light-40 dark:fill-dark-40')" points="0,0 6.5,10.4 -6.5,10.4"></polygon>
-                        </g>
-                    </g>
-                </svg>
             </div>
         </div>
     </div>

components/canvas/CanvasEdgeEditor.vue

@@ -0,0 +1,67 @@
+<template>
+    <div class="absolute overflow-visible h-px w-px">
+        <div v-if="edge.label" :style="{ transform: labelPos }" class="relative bg-light-20 dark:bg-dark-20 border border-light-35 dark:border-dark-35 px-4 py-2 -translate-x-[50%] -translate-y-[50%]">{{ edge.label }}</div>
+        <input v-else-if="editing" @click="e => e.stopImmediatePropagation()" :style="{ transform: `${labelPos} translate(-50%, -50%)` }" class="relative bg-light-20 dark:bg-dark-20 border border-light-35 dark:border-dark-35 px-4 py-2 z-20" :v-model="edge.label" />
+        <svg ref="dom" class="absolute top-0 overflow-visible h-px w-px" @click="select" @dblclick="edit">
+            <g :style="{'--canvas-color': edge.color?.hex}" class="z-0">
+                <path :style="`stroke-linecap: butt; stroke-width: calc(3px * var(--zoom-multiplier));`" :class="[edge.color?.class ? `stroke-light-${edge.color.class} dark:stroke-dark-${edge.color.class}` : ((edge.color && edge.color?.hex !== undefined) ? 'stroke-[color:var(--canvas-color)]' : 'stroke-light-40 dark:stroke-dark-40'), { 'outline-4': focusing }]" class="fill-none stroke-[4px]" :d="path!.path"></path>
+                <g :style="`transform: translate(${path!.to.x}px, ${path!.to.y}px) scale(var(--zoom-multiplier)) rotate(${rotation[path!.side]}deg);`">
+                    <polygon :class="edge.color?.class ? `fill-light-${edge.color.class} dark:fill-dark-${edge.color.class}` : ((edge.color && edge.color?.hex !== undefined) ? 'fill-[color:var(--canvas-color)]' : 'fill-light-40 dark:fill-dark-40')" points="0,0 6.5,10.4 -6.5,10.4"></polygon>
+                </g>
+            </g>
+        </svg>                    
+    </div>
+</template>
+
+<script setup lang="ts">
+import { getPath, labelCenter, type Direction } from '#shared/canvas.util';
+import type { Element } from '../CanvasEditor.vue';
+import type { CanvasEdge, CanvasNode } from '~/types/canvas';
+
+const rotation: Record<Direction, string> = {
+    top: "180",
+    bottom: "0",
+    left: "90",
+    right: "270"
+};
+
+const { edge, nodes } = defineProps<{
+    edge: CanvasEdge
+    nodes: CanvasNode[]
+}>();
+
+const emit = defineEmits<{
+    (e: 'select', id: Element): void,
+    (e: 'edit', id: Element): void,
+    (e: 'move', id: string, from: string, to: string): void,
+}>();
+
+const dom = useTemplateRef('dom');
+const focusing = ref(false), editing = ref(false);
+
+const from = computed(() => nodes!.find(f => f.id === edge.fromNode))
+const to = computed(() => nodes!.find(f => f.id === edge.toNode));
+const path = computed(() => getPath(from.value!, edge.fromSide, to.value!, edge.toSide));
+const labelPos = computed(() => labelCenter(from.value!, edge.fromSide, to.value!, edge.toSide));
+
+function select(e: Event) {
+    if(editing.value)
+        return;
+
+    focusing.value = true;
+    emit('select', { type: 'edge', id: edge.id });
+}
+function edit(e: Event) {
+    focusing.value = true;
+    editing.value = true;
+
+    e.stopImmediatePropagation();
+    emit('edit', { type: 'edge', id: edge.id });
+}
+function unselect() {
+    focusing.value = false;
+    editing.value = false;
+}
+
+defineExpose({ unselect, dom, id: edge.id });
+</script>

components/canvas/CanvasNodeEditor.vue

@@ -34,7 +34,8 @@
 </template>
 
 <script setup lang="ts">
-import type { Direction } from '~/shared/canvas.util';
+import type { Direction } from '#shared/canvas.util';
+import type { Element } from '../CanvasEditor.vue';
 import FakeA from '../prose/FakeA.vue';
 import type { CanvasNode } from '~/types/canvas';
 
@@ -44,21 +45,23 @@ const { node, zoom } = defineProps<{
 }>();
 
 const emit = defineEmits<{
-    (e: 'select', id: string): void,
+    (e: 'select', id: Element): void,
-    (e: 'edit', id: string): void,
+    (e: 'edit', id: Element): void,
     (e: 'move', id: string, x: number, y: number): void,
     (e: 'resize', id: string, x: number, y: number, w: number, h: number): void,
+    (e: 'input', id: string, text: string): void,
 }>();
 
 const dom = useTemplateRef('dom');
 const focusing = ref(false), editing = ref(false);
+let oldText = node.type === 'group' ? node.label : node.text;
 
 function selectNode(e: Event) {
     if(editing.value)
         return;
 
     focusing.value = true;
-    emit('select', node.id);
+    emit('select', { type: 'node', id: node.id });
 
     dom.value?.addEventListener('mousedown', dragstart, { passive: true });
 }
@@ -66,10 +69,12 @@ function editNode(e: Event) {
     focusing.value = true;
     editing.value = true;
 
+    oldText = node.type === 'group' ? node.label : node.text;
+
     e.stopImmediatePropagation();
 
     dom.value?.removeEventListener('mousedown', dragstart);
-    emit('edit', node.id);
+    emit('edit', { type: 'node', id: node.id });
 }
 function resizeNode(e: MouseEvent, x: number, y: number, w: number, h: number) {
     e.stopImmediatePropagation();
@@ -100,6 +105,18 @@ function dragEdge(e: Event, direction: Direction) {
     e.stopImmediatePropagation();
 }
 function unselect() {
+    if(editing.value)
+    {
+        const text = node.type === 'group' ? node.label : node.text;
+        if(text !== oldText)
+        {
+            if(node.type === 'group')
+                node.label = oldText;
+            else
+                node.text = oldText;
+            emit('input', node.id, text);
+        }
+    }
     focusing.value = false;
     editing.value = false;
 
@@ -134,7 +151,7 @@ const dragstart = (e: MouseEvent) => {
     window.addEventListener('mouseup', dragend, { passive: true });
 };
 
-defineExpose({ unselect, dom, ...node });
+defineExpose({ unselect, dom, id: node.id });
 
 const style = computed(() => {
     return node.color ? node.color?.class ? 

composables/useTween.ts

@@ -1,54 +1,70 @@
-import { clamp, lerp } from "~/shared/general.utils";
+import { clamp } from "~/shared/general.utils";
 
 export const linear = (progress: number): number => progress;
 export const ease = (progress: number): number => -(Math.cos(Math.PI * progress) - 1) / 2;
 
 export function useTween(ref: Ref<number>, animation: (progress: number) => number, then: () => void)
 {
-    let initial = ref.value, current = ref.value, end = ref.value, progress = 0, time = 0, animationFrame: number, stop = true, last = 0;
+    // State variables for animation
+    let initial = ref.value;
+    let current = ref.value;
+    let end = ref.value;
+    let animationFrame: number;
+    let stop = true;
+    let last = 0;
     
-    function loop(t: DOMHighResTimeStamp)
+    // Velocity tracking with sign preservation
-    {
+    let velocity = 0;
-        const elapsed = t - last;
+    const velocityDecay = 0.92;  // Slightly faster decay for more responsive feel
-        progress = clamp(progress + elapsed, 0, time);
+    
+    function loop(t: DOMHighResTimeStamp) {
+        // Cap the elapsed time to prevent jumps during lag or tab switches
+        const elapsed = Math.min(t - last, 32);
         last = t;
         
-        const step = animation(clamp(progress / time, 0, 1));
+        // Update velocity considering the sign of the movement
-        current = lerp(initial, end, step);
+        velocity = velocity * velocityDecay + (end - current) * (1 - velocityDecay);
+        
+        // Apply velocity to current position
+        // Normalize by elapsed time to maintain consistent speed regardless of frame rate
+        current = clamp(current + velocity * (elapsed / 16), initial, end);
+
+        if(current === end)
+            stop = true;
+        
+        // Trigger callback
         then();
         
-        if(progress < time && !stop)
+        // Continue animation if not stopped
-        {
+        if (!stop) {
             animationFrame = requestAnimationFrame(loop);
         }
-        else
-        {
-            progress = 0;
-            stop = true;
-        }
     }
     
     return {
         stop: () => {
             cancelAnimationFrame(animationFrame);
             stop = true;
+            velocity = 0;  // Reset velocity when stopping
         },
         update: (target: number, duration: number) => {
+            if (stop) {
+                // Only reset initial position when starting a new animation
                 initial = current;
-            time = duration + progress;
+                last = performance.now();
+            }
+            
             end = target;
             
-            ref.value = target;
+            if (stop) {
-
-            if(stop)
-            {
                 stop = false;
-                last = performance.now();
-
                 loop(performance.now());
             }
         },
-        refresh: () => { current = ref.value; },
+        refresh: () => {
-        current: () => { return current; },
+            current = ref.value;
+            velocity = 0;  // Reset velocity on refresh
+        },
+        current: () => current,
     };
 }