fix: scaling and scrolling

app/react-components/devtools.module.css

@@ -7,7 +7,17 @@
 .devtools {
   background-color: #444444;
   color: white;
-  max-height: 100%;
+  height: 100%;
-  overflow-y: auto;
+  overflow: hidden;
   padding: 16px;
+  width: 100%;
 }
+
+.devtools > :global(.react-tabs) {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+  > :global(.react-tabs__tab-panel) {
+    overflow-y: auto;
+  }
+}

app/react-components/devtools/tiles.jsx

@@ -1,6 +1,7 @@
 import {useRef, useState} from 'react';
 
 import {useEcs} from '@/context/ecs.js';
+import useRect from '@/util/react-hooks/use-rect.js';
 
 import styles from './tiles.module.css';
 
@@ -11,8 +12,10 @@ export default function Tiles({
   setLayer,
   setStamp,
 }) {
-  const offsetRef = useRef();
+  const wrapperRef = useRef();
-  const [selection, setSelection] = useState({x: 0, y: 0, w: 2, h: 2});
+  const imageRef = useRef();
+  const imageRect = useRect(imageRef);
+  const [selection, setSelection] = useState({x: 0, y: 0, w: 1, h: 1});
   const [moveStart, setMoveStart] = useState();
   const [ecs] = useEcs();
   if (!ecs) {
@@ -25,6 +28,7 @@ export default function Tiles({
   const {TileLayers} = master;
   const {sourceJson, tileSize} = TileLayers.layer(0);
   const {w, h} = sourceJson.meta.size;
+  const factor = (imageRect?.width ?? 1) / w;
   return (
     <div className={styles.tiles}>
       <form>
@@ -57,7 +61,7 @@ export default function Tiles({
               Brush:
               <select
                 onChange={(event) => {
-                  setLayer(event.target.value)
+                  setBrush(event.target.value)
                 }}
                 value={brush}
               >
@@ -65,40 +69,36 @@ export default function Tiles({
               </select>
             </label>
           </div>
-      </div>
+        </div>
       </form>
       {/* eslint-disable-next-line jsx-a11y/no-static-element-interactions */}
       <div
         onMouseDown={(event) => {
-          if (!offsetRef.current) {
+          const wrapperRect = wrapperRef.current.getBoundingClientRect();
-            return;
+          const {left, top} = wrapperRect;
-          }
-          const {left, top} = offsetRef.current.getBoundingClientRect();
           if (
-            event.clientX - left >= w
+            event.clientX - left >= (w * factor)
-            || event.clientY - top >= h
+            || event.clientY - top >= (h * factor)
           ) {
             return;
           }
-          const x = Math.floor((event.clientX - left) / tileSize.x);
+          const x = Math.floor((event.clientX - left) / (tileSize.x * factor));
-          const y = Math.floor((event.clientY - top) / tileSize.y);
+          const y = Math.floor((event.clientY - top) / (tileSize.y * factor));
           setMoveStart({x, y});
           setSelection({x, y, w: 1, h: 1});
         }}
         onMouseMove={(event) => {
-          if (!offsetRef.current) {
-            return;
-          }
           if (!moveStart) {
             return;
           }
           const {x: sx, y: sy} = moveStart;
-          const {left, top} = offsetRef.current.getBoundingClientRect();
+          const wrapperRect = wrapperRef.current.getBoundingClientRect();
+          const {left, top} = wrapperRect;
           const x = Math.floor(
-            Math.max(0, Math.min(w - 1, (event.clientX - left)) / tileSize.x),
+            Math.max(0, Math.min((w * factor) - 1, (event.clientX - left)) / (tileSize.x * factor)),
           );
           const y = Math.floor(
-            Math.max(0, Math.min(h - 1, (event.clientY - top)) / tileSize.y),
+            Math.max(0, Math.min((h * factor) - 1, (event.clientY - top)) / (tileSize.y * factor)),
           );
           const mx = Math.min(sx, x);
           const my = Math.min(sy, y);
@@ -119,19 +119,20 @@ export default function Tiles({
           setStamp(stamp);
         }}
         className={styles.selectionWrapper}
-        ref={offsetRef}
+        ref={wrapperRef}
       >
         <div
           className={styles.selection}
           style={{
-            top: selection.y * tileSize.y,
+            top: selection.y * tileSize.y * factor,
-            left: selection.x * tileSize.x,
+            left: selection.x * tileSize.x * factor,
-            height: selection.h * tileSize.x,
+            height: selection.h * tileSize.x * factor,
-            width: selection.w * tileSize.y,
+            width: selection.w * tileSize.y * factor,
           }}
         />
         <img
           alt="tileset"
+          ref={imageRef}
           src={TileLayers.layer(0).source.replace('.json', '.png')}
         />
       </div>

app/react-components/devtools/tiles.module.css

@@ -10,6 +10,7 @@
 
 .selectionWrapper img {
   user-select: none;
+  width: 100%;
 }
 
 .selection {

app/util/react-hooks/use-rect.js

@@ -0,0 +1,16 @@
+import {useLayoutEffect, useState} from 'react'
+import useResizeObserver from '@react-hook/resize-observer'
+
+export default function useRect(target) {
+  const [rect, setRect] = useState();
+  useLayoutEffect(() => {
+    setRect(target.current.getBoundingClientRect())
+  }, [target]);
+  useResizeObserver(
+    target,
+    (entry) => {
+      setRect(entry.target.getBoundingClientRect());
+    },
+  );
+  return rect;
+}

package-lock.json

@@ -15,6 +15,7 @@
         "@pixi/react": "^7.1.2",
         "@pixi/spritesheet": "^7.4.2",
         "@pixi/tilemap": "^4.1.0",
+        "@react-hook/resize-observer": "^2.0.1",
         "@remix-run/express": "^2.9.2",
         "@remix-run/node": "^2.9.2",
         "@remix-run/react": "^2.9.2",
@@ -3020,6 +3021,11 @@
       "integrity": "sha512-Lg3PnLp0QXpxwLIAuuJboLeRaIhrgJjeuh797QADg3xz8wGLugQOS5DpsE8A6i6Adgzf+bacllkKZG3J0tGfDw==",
       "dev": true
     },
+    "node_modules/@juggle/resize-observer": {
+      "version": "3.4.0",
+      "resolved": "https://registry.npmjs.org/@juggle/resize-observer/-/resize-observer-3.4.0.tgz",
+      "integrity": "sha512-dfLbk+PwWvFzSxwk3n5ySL0hfBog779o8h68wK/7/APo/7cgyWp5jcXockbxdk5kFRkbeXWm4Fbi9FrdN381sA=="
+    },
     "node_modules/@leodeslf/simplex-noise": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/@leodeslf/simplex-noise/-/simplex-noise-1.0.0.tgz",
@@ -3971,6 +3977,35 @@
         }
       }
     },
+    "node_modules/@react-hook/latest": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/@react-hook/latest/-/latest-1.0.3.tgz",
+      "integrity": "sha512-dy6duzl+JnAZcDbNTfmaP3xHiKtbXYOaz3G51MGVljh548Y8MWzTr+PHLOfvpypEVW9zwvl+VyKjbWKEVbV1Rg==",
+      "peerDependencies": {
+        "react": ">=16.8"
+      }
+    },
+    "node_modules/@react-hook/passive-layout-effect": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/@react-hook/passive-layout-effect/-/passive-layout-effect-1.2.1.tgz",
+      "integrity": "sha512-IwEphTD75liO8g+6taS+4oqz+nnroocNfWVHWz7j+N+ZO2vYrc6PV1q7GQhuahL0IOR7JccFTsFKQ/mb6iZWAg==",
+      "peerDependencies": {
+        "react": ">=16.8"
+      }
+    },
+    "node_modules/@react-hook/resize-observer": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/@react-hook/resize-observer/-/resize-observer-2.0.1.tgz",
+      "integrity": "sha512-9PCX9grWfxdPizY8ohr+X4IkV1JhGMWr2Nm4ngbg6IcAIv0WBs7YoJcNBqYl22OqPHr5eOMItGcStZrmj2mbmQ==",
+      "dependencies": {
+        "@juggle/resize-observer": "^3.3.1",
+        "@react-hook/latest": "^1.0.2",
+        "@react-hook/passive-layout-effect": "^1.2.0"
+      },
+      "peerDependencies": {
+        "react": ">=18"
+      }
+    },
     "node_modules/@remix-run/dev": {
       "version": "2.9.2",
       "resolved": "https://registry.npmjs.org/@remix-run/dev/-/dev-2.9.2.tgz",

package.json

@@ -22,6 +22,7 @@
     "@pixi/react": "^7.1.2",
     "@pixi/spritesheet": "^7.4.2",
     "@pixi/tilemap": "^4.1.0",
+    "@react-hook/resize-observer": "^2.0.1",
     "@remix-run/express": "^2.9.2",
     "@remix-run/node": "^2.9.2",
     "@remix-run/react": "^2.9.2",