add graph projection demo for spreadsheets

2024-11-15 15:15:30 -08:00 · 2024-11-15 15:15:30 -08:00 · 3b6975b9db
parent 49ef97508d
commit 3b6975b9db
5 changed files with 231 additions and 7 deletions
--- a/demo/event-propagator.html
+++ b/demo/event-propagator.html
@ -29,9 +29,7 @@
  </head>
  <body>
    <fc-geometry id="box1" x="100" y="100" width="50" height="50"></fc-geometry>
-    <fc-geometry id="box2" x="200" y="300" width="50" height="50"
-      >Hello World</fc-geometry
-    >
+    <fc-geometry id="box2" x="200" y="300">Hello World</fc-geometry>
    <event-propagator
      source="#box1"
      target="#box2"
--- a/demo/index.html
+++ b/demo/index.html
@ -27,8 +27,10 @@
      <li><a href="ink.html">Ink</a></li>
      <li><a href="maps.html">Maps</a></li>
      <li><a href="music.html">Music</a></li>
+      <li><a href="perf.html">Perf</a></li>
      <li><a href="shapes.html">Shapes</a></li>
      <li><a href="spreadsheet.html">Spreadsheet</a></li>
+      <li><a href="spreadsheet-graph.html">Spreadsheet Graph</a></li>
      <!-- <li><a href="chains-of-thought/index.html">Chains of thought</a></li> -->
    </ul>
  </body>
--- a/demo/spreadsheet-graph.html
+++ b/demo/spreadsheet-graph.html
@ -0,0 +1,219 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Spreadsheet Graph</title>
+    <style>
+      html {
+        height: 100%;
+      }
+
+      body {
+        min-height: 100%;
+        position: relative;
+        margin: 0;
+      }
+
+      fc-connection {
+        display: block;
+        position: absolute;
+        inset: 0 0 0 0;
+        z-index: calc(infinity);
+      }
+
+      body[overlay] {
+        s-table::after {
+          display: block;
+          content: '';
+          position: fixed;
+          inset: 0 0 0 0;
+          z-index: 4;
+          background-color: rgba(0, 0, 0, 0.25);
+        }
+
+        s-cell[graph] {
+          position: fixed;
+          top: var(--cell-top);
+          left: var(--cell-left);
+          z-index: 10;
+          width: var(--cell-width);
+          height: var(--cell-height);
+        }
+      }
+    </style>
+  </head>
+  <body>
+    <button>Toggle</button>
+    <fc-geometry x="50" y="50" width="500">
+      <s-table>
+        <s-cell
+          column="A"
+          row="1"
+          expression="1"
+          style="--cell-top: 100px; --cell-left: 100px; view-transition-name: A1"
+        ></s-cell>
+        <s-cell column="B" row="1"></s-cell>
+        <s-cell column="C" row="1"></s-cell>
+        <s-cell column="D" row="1"></s-cell>
+        <s-cell column="E" row="1"></s-cell>
+        <s-cell column="F" row="1"></s-cell>
+        <s-cell column="G" row="1"></s-cell>
+        <s-cell column="H" row="1"></s-cell>
+        <s-cell column="I" row="1"></s-cell>
+        <s-cell column="J" row="1"></s-cell>
+        <s-cell
+          column="A"
+          row="2"
+          expression="$A1 * 2"
+          style="--cell-top: 200px; --cell-left: 100px; view-transition-name: A2"
+        ></s-cell>
+        <s-cell column="B" row="2"></s-cell>
+        <s-cell column="C" row="2"></s-cell>
+        <s-cell column="D" row="2"></s-cell>
+        <s-cell column="E" row="2"></s-cell>
+        <s-cell column="F" row="2"></s-cell>
+        <s-cell column="G" row="2"></s-cell>
+        <s-cell column="H" row="2"></s-cell>
+        <s-cell column="I" row="2"></s-cell>
+        <s-cell column="J" row="2"></s-cell>
+        <s-cell column="A" row="3"></s-cell>
+        <s-cell column="B" row="3"></s-cell>
+        <s-cell column="C" row="3"></s-cell>
+        <s-cell column="D" row="3"></s-cell>
+        <s-cell column="E" row="3"></s-cell>
+        <s-cell column="F" row="3"></s-cell>
+        <s-cell column="G" row="3"></s-cell>
+        <s-cell column="H" row="3"></s-cell>
+        <s-cell column="I" row="3"></s-cell>
+        <s-cell column="J" row="3"></s-cell>
+        <s-cell column="A" row="4"></s-cell>
+        <s-cell column="B" row="4"></s-cell>
+        <s-cell
+          column="C"
+          row="4"
+          expression="$A1 + $A2"
+          style="--cell-top: 150px; --cell-left: 250px; view-transition-name: C4"
+        ></s-cell>
+        <s-cell column="D" row="4"></s-cell>
+        <s-cell column="E" row="4"></s-cell>
+        <s-cell column="F" row="4"></s-cell>
+        <s-cell column="G" row="4"></s-cell>
+        <s-cell column="H" row="4"></s-cell>
+        <s-cell column="I" row="4"></s-cell>
+        <s-cell column="J" row="4"></s-cell>
+        <s-cell column="A" row="5"></s-cell>
+        <s-cell column="B" row="5"></s-cell>
+        <s-cell column="C" row="5"></s-cell>
+        <s-cell column="D" row="5"></s-cell>
+        <s-cell column="E" row="5"></s-cell>
+        <s-cell column="F" row="5"></s-cell>
+        <s-cell column="G" row="5"></s-cell>
+        <s-cell column="H" row="5"></s-cell>
+        <s-cell column="I" row="5"></s-cell>
+        <s-cell column="J" row="5"></s-cell>
+        <s-cell column="A" row="6"></s-cell>
+        <s-cell column="B" row="6"></s-cell>
+        <s-cell column="C" row="6"></s-cell>
+        <s-cell column="D" row="6"></s-cell>
+        <s-cell column="E" row="6"></s-cell>
+        <s-cell column="F" row="6"></s-cell>
+        <s-cell column="G" row="6"></s-cell>
+        <s-cell column="H" row="6"></s-cell>
+        <s-cell column="I" row="6"></s-cell>
+        <s-cell column="J" row="6"></s-cell>
+        <s-cell column="A" row="7"></s-cell>
+        <s-cell column="B" row="7"></s-cell>
+        <s-cell column="C" row="7"></s-cell>
+        <s-cell column="D" row="7"></s-cell>
+        <s-cell column="E" row="7"></s-cell>
+        <s-cell column="F" row="7"></s-cell>
+        <s-cell column="G" row="7"></s-cell>
+        <s-cell column="H" row="7"></s-cell>
+        <s-cell column="I" row="7"></s-cell>
+        <s-cell column="J" row="7"></s-cell>
+        <s-cell column="A" row="8"></s-cell>
+        <s-cell column="B" row="8"></s-cell>
+        <s-cell column="C" row="8"></s-cell>
+        <s-cell column="D" row="8"></s-cell>
+        <s-cell column="E" row="8"></s-cell>
+        <s-cell column="F" row="8"></s-cell>
+        <s-cell column="G" row="8"></s-cell>
+        <s-cell column="H" row="8"></s-cell>
+        <s-cell column="I" row="8"></s-cell>
+        <s-cell column="J" row="8"></s-cell>
+        <s-cell column="A" row="9"></s-cell>
+        <s-cell column="B" row="9"></s-cell>
+        <s-cell column="C" row="9"></s-cell>
+        <s-cell column="D" row="9"></s-cell>
+        <s-cell column="E" row="9"></s-cell>
+        <s-cell column="F" row="9"></s-cell>
+        <s-cell column="G" row="9"></s-cell>
+        <s-cell column="H" row="9"></s-cell>
+        <s-cell column="I" row="9"></s-cell>
+        <s-cell column="J" row="9"></s-cell>
+        <s-cell column="A" row="10"></s-cell>
+        <s-cell column="B" row="10"></s-cell>
+        <s-cell column="C" row="10"></s-cell>
+        <s-cell column="D" row="10"></s-cell>
+        <s-cell column="E" row="10"></s-cell>
+        <s-cell column="F" row="10"></s-cell>
+        <s-cell column="G" row="10"></s-cell>
+        <s-cell column="H" row="10"></s-cell>
+        <s-cell column="I" row="10"></s-cell>
+        <s-cell column="J" row="10"></s-cell>
+      </s-table>
+    </fc-geometry>
+
+    <script type="module">
+      import { FolkGeometry } from '../src/canvas/fc-geometry.ts';
+      import { FolkConnection } from '../src/arrows/fc-connection.ts';
+      import { SpreadsheetTable } from '../src/spreadsheet/spreadsheet.ts';
+
+      FolkGeometry.register();
+      FolkConnection.register();
+      SpreadsheetTable.register();
+
+      let isProjected = false;
+      const button = document.querySelector('button');
+
+      button.addEventListener('click', () => {
+        isProjected = !isProjected;
+
+        document.startViewTransition(() => {
+          isProjected ? addOverlayGraph() : removeOverlayGraph();
+        });
+      });
+
+      function addOverlayGraph() {
+        document.body.setAttribute('overlay', '');
+
+        document.querySelectorAll('s-cell').forEach((cell) => {
+          if (cell.dependencies.length === 0) return;
+
+          cell.setAttribute('graph', '');
+
+          for (const dep of cell.dependencies) {
+            dep.setAttribute('graph', '');
+
+            const connection = document.createElement('fc-connection');
+            connection.source = `s-cell[row="${dep.row}"][column="${dep.column}"]`;
+            connection.target = `s-cell[row="${cell.row}"][column="${cell.column}"]`;
+
+            document.body.appendChild(connection);
+          }
+        });
+      }
+
+      function removeOverlayGraph() {
+        document.body.removeAttribute('overlay', '');
+
+        document.querySelectorAll('fc-connection').forEach((arrow) => arrow.remove());
+
+        document.querySelectorAll('s-cell').forEach((cell) => {
+          cell.removeAttribute('graph', '');
+        });
+      }
+    </script>
+  </body>
+</html>
--- a/deno.json
+++ b/deno.json
@ -2,7 +2,7 @@
  "tasks": {
    "dev": "vite demo",
    "build": "vite build demo --base=/folk-canvas",
-    "preview": "deno run build && vite preview demo"
+    "preview": "vite build demo && vite preview demo"
  },
  "imports": {
    "perfect-arrows": "npm:perfect-arrows@^0.3.7",
--- a/src/spreadsheet/spreadsheet.ts
+++ b/src/spreadsheet/spreadsheet.ts
@ -24,6 +24,7 @@ textarea {
  background-color: rgba(255, 255, 255, 0.75);
  grid-column: var(--text-column, 0);
  grid-row: var(--text-row, 0);
+  z-index: 11;
 }

 s-columns {
@ -105,7 +106,7 @@ s-columns, s-rows, s-body {

 ::slotted(s-cell:focus) {
  outline: 2px solid #1b73e8;
-  z-index: 2;
+  z-index: 4;
 }
 `);

@ -151,9 +152,9 @@ export class SpreadsheetTable extends HTMLElement {
  static tagName = 's-table';

  static register() {
+    customElements.define(this.tagName, this);
    SpreadsheetCell.register();
    SpreadsheetHeader.register();
-    customElements.define(this.tagName, this);
  }

  #shadow = this.attachShadow({ mode: 'open' });
@ -225,6 +226,10 @@ export class SpreadsheetTable extends HTMLElement {
    this.#range = range;
  }

+  getCell(column: string, row: number | string): SpreadsheetCell | null {
+    return this.querySelector(`s-cell[column="${column}"][row="${row}"]`);
+  }
+
  handleEvent(event: Event) {
    switch (event.type) {
      case 'keydown': {
@ -454,7 +459,7 @@ export class SpreadsheetCell extends HTMLElement {
  }

  #getCell(column: string, row: number | string): SpreadsheetCell | null {
-    return document.querySelector(`s-cell[column="${column}"][row="${row}"]`);
+    return this.parentElement!.querySelector(`s-cell[column="${column}"][row="${row}"]`);
  }

  get cellAbove() {