Switch mouse->pointer, remove some logging.

package.json

@@ -8,7 +8,8 @@
     "react": "^16.10.2",
     "react-bulma-components": "3.1.3",
     "react-dom": "^16.10.2",
-    "react-scripts": "3.2.0"
+    "react-scripts": "3.2.0",
+    "transformation-matrix": "^2.1.1"
   },
   "scripts": {
     "start": "react-scripts start",

src/App.css

@@ -13,14 +13,6 @@
   text-align: center;
 }
 
-.title {
-  color: #fff;
-}
-
-.subtitle {
-  color: #aaa;
-}
-
 .value {
   text-align: center;
   border: 1px solid #888;

src/App.js

@@ -3,7 +3,9 @@ import moment from 'moment';
 import './App.css';
 import {
   Columns,
+  Footer,
   Heading,
+  Table,
 } from 'react-bulma-components';
 
 
@@ -13,7 +15,7 @@ const MAX_ZOOM_FACTOR = 32;
 
 const Sidebar = (props) => {
   let {
-    binary, binaryMax, imageMetadata, zoomFactor, x, y,
+    renderTimeSeconds, binary, binaryMax, scene, imageMetadata, zoomFactor, mouseX, mouseY,
     onZoom,
   } = props;
   let samples = imageMetadata.map((md) => {
@@ -21,13 +23,9 @@ const Sidebar = (props) => {
     if (pix === undefined) { return <p key={md.name}>Loading...</p>; }
     let max = binaryMax[md.name];
     let [w, h] = md.size;
-    let xOff = Math.min(w, Math.max(0, Math.round(x*w)));
-    let yOff = Math.min(h, Math.max(0, Math.round(y*h)));
+    let xOff = mouseX; // Math.min(w, Math.max(0, Math.round(x*w)));
+    let yOff = mouseY; // Math.min(h, Math.max(0, Math.round(y*h)));
     let v = pix[xOff+yOff*w];
-    if (v === undefined) {
-      console.log(`${x} ${y} ${w} ${h} ${xOff} ${yOff} ${v} ${pix.length}`);
-      return <p key={md.name}>Loading...</p>;
-    }
     let color = "#fff";
     let rgb = "";
     let value = "";
@@ -35,23 +33,53 @@ const Sidebar = (props) => {
       let r = Math.round(v[0]*255);
       let g = Math.round(v[1]*255);
       let b = Math.round(v[2]*255);
-      rgb = `rgb(${r}, ${g}, ${b})`;
+      value = `${r}, ${g}, ${b}`;
+      rgb = `rgb(${value})`;
       color = `rgb(${255^r}, ${255^g}, ${255^b})`;
-      value = rgb;
     } else {
       let c = 255*v/max;
       rgb = `rgb(${c}, ${c}, ${c})`;
       color = `rgb(${255^c}, ${255^c}, ${255^c})`;
       value = v;
     }
-    return <div className="sample" key={md.name}>
+    return <li className="sample" key={md.name}>
       <p>{md.name}</p>
       <p className="value" style={{
         color,
         backgroundColor: rgb,
       }}>{value}</p>
-    </div>
+    </li>
   });
+  let sceneInfo = <ul className="menu-list">
+    <Table>
+      <tbody>
+        <tr>
+          <td>render time</td>
+          <td>{renderTimeSeconds}s</td>
+        </tr>
+        <tr>
+          <td>subsamples</td>
+          <td>{scene.subsamples || "default"}</td>
+        </tr>
+        <tr>
+          <td>adaptive subsampling</td>
+          <td>{scene.adaptiveSubsampling || "default"}</td>
+        </tr>
+        <tr>
+          <td>numThreads</td>
+          <td>{scene.numThreads || "default"}</td>
+        </tr>
+        <tr>
+          <td>width</td>
+          <td>{scene.width}</td>
+        </tr>
+        <tr>
+          <td>height</td>
+          <td>{scene.height}</td>
+        </tr>
+      </tbody>
+    </Table>
+  </ul>;
   return <aside className="menu">
     <p className="menu-label">
       Controls
@@ -72,10 +100,17 @@ const Sidebar = (props) => {
     <p className="menu-label">
       Samples
     </p>
+    <ul className="menu-list">
       {samples}
+    </ul>
+    <p className="menu-label">
+      Scene
+    </p>
+    {sceneInfo}
   </aside>;
 }
 
+const ELEMENT_WIDTH = 384;
 class App extends React.Component {
   constructor(props) {
     super(props);
@@ -85,10 +120,13 @@ class App extends React.Component {
       binaryMax: {},
       isFetching: false,
       isFrozen: false,
-      isZoomed: false,
+      isMouseDown: false,
+      isZoomed: true,
       zoomFactor: 4,
-      x: 0,
-      y: 0,
+      mouseX: 0,
+      mouseY: 0,
+      offsetX: -1.5*ELEMENT_WIDTH,
+      offsetY: -1.5*ELEMENT_WIDTH,
     };
   }
   componentDidMount() {
@@ -101,7 +139,6 @@ class App extends React.Component {
   fetchTracerData() {
     this.setState({...this.state, isFetching: true})
     const max = (acc, cur) => Math.max(acc, cur);
-    // console.log(array1.reduce(max));
     fetch(DATA_URL)
       .then(response => response.json())
       .then(result => {
@@ -117,7 +154,6 @@ class App extends React.Component {
                 let curBinary = this.state.binary;
                 let curBinaryMax = this.state.binaryMax;
                 let binaryMax = result.reduce(max);
-                console.log(`${md.name} ${binaryMax}`);
                 this.setState({
                   binary: {
                     [md.name]: result,
@@ -144,26 +180,83 @@ class App extends React.Component {
       binaryMax,
       data,
       isFrozen,
+      isMouseDown,
       isZoomed,
-      x,
-      y,
+      mouseX,
+      mouseY,
+      offsetX,
+      offsetY,
       zoomFactor,
     } = this.state;
     let mainContent = <h1>Loading</h1>;
     let sidebarContent = <h1>Loading</h1>;
     if (data !== null) {
-      let {timestamp, imageMetadata} = data;
-      const mouseClick = (e) => {
-        console.log('isFrozen', isFrozen, 'this.state.isFrozen', this.state.isFrozen);
-        this.setState({isFrozen: !this.state.isFrozen});
-      };
+      let {timestamp, renderTimeSeconds, imageMetadata, scene} = data;
       const mouseEnter = (e) => {
         if (isFrozen) {
           return;
         }
         this.setState({isZoomed: true});
       };
+      const mouseLeave = (e) => {
+        this.setState({isMouseDown: false});
+      };
+      const onZoom = (e) => this.setState({
+          zoomFactor: Number(e.target.value)
+      });
+
+      images = imageMetadata.map((metadata) => {
+        let {name, ratio, image, size} = metadata;
+        let width = ELEMENT_WIDTH;
+        let height = (ratio * width).toFixed();
+        let url = ROOT + image + '?t=' + timestamp;
+
+        const clamp = (offsetX, offsetY) => {
+          let minX = width - width * zoomFactor;
+          let minY = height - height * zoomFactor;
+          let maxX = 0;//width * zoomFactor - width;
+          let maxY = 0;//height * zoomFactor - height;
+          offsetX = Math.max(minX, Math.min(maxX, offsetX));
+          offsetY = Math.max(minY, Math.min(maxY, offsetY));
+          this.setState({offsetX, offsetY});
+        };
+
+        const pointerDown = (e) => {
+          // TODO(wathiede): figure out how to grab a ref and
+          // setPointerCapture on that.
+          //this.setPointerCapture(e.pointerId);
+          this.setState({isMouseDown: true});
+        };
+
+        const pointerUp = (e) => {
+          // TODO(wathiede): figure out how to grab a ref and
+          // releasePointerCapture on that.
+          //this.releasePointerCapture(e.pointerId);
+          this.setState({isMouseDown: false});
+        };
+
+        const pointerMove = (e) => {
+          if (isMouseDown) {
+            offsetX += e.movementX;
+            offsetY += e.movementY;
+            clamp(offsetX, offsetY);
+
+          } else {
+            let rect = e.currentTarget.getBoundingClientRect();
+            let screenX = e.clientX - rect.left;
+            let screenY = e.clientY - rect.top;
+            let viewW = size[0] / zoomFactor;
+            let viewH = size[1] / zoomFactor;
+            let xOff = (-offsetX*size[0])/(zoomFactor * width) + (screenX / width) * viewW;
+            let yOff = (-offsetY*size[1])/(zoomFactor * height) + (screenY / height) * viewH;
+            this.setState({mouseX: Math.round(xOff), mouseY: Math.round(yOff)});
+          }
+          e.preventDefault();
+        };
+
         const mouseScroll = (e) => {
+          let localOffsetX = this.state.offsetX;
+          let localOffsetY = this.state.offsetY;
           let delta = parseFloat(-e.deltaY/100.0);
           let zoomFactor = delta + this.state.zoomFactor;
           if (zoomFactor < 1) { zoomFactor = 1; }
@@ -174,43 +267,23 @@ class App extends React.Component {
             zoomFactor: zoomFactor,
             isZoomed: true
           });
-      };
-      const mouseLeave = (e) => {
-        if (isFrozen) {
-          return;
-        }
-        this.setState({isZoomed: false});
-      };
-      const onZoom = (e) => this.setState({
-          zoomFactor: Number(e.target.value)
-      });
 
-      images = imageMetadata.map((metadata) => {
-        let {name, ratio, image} = metadata;
-        let width = 384;
-        let height = (ratio * width).toFixed();
-        let url = ROOT + image + '?t=' + timestamp;
-        const mouseMove = (e) => {
-          if (isFrozen) {
-            return;
-          }
-          let rect = e.currentTarget.getBoundingClientRect();
-          let x = e.clientX - rect.left;
-          let y = e.clientY - rect.top;
-          this.setState({x: x/width, y: y/height});
+          clamp(offsetX, offsetY);
         };
         let style = {
           width: width + 'px',
           height: height + 'px',
           imageRendering: isZoomed ? 'pixelated' : 'auto',
           backgroundSize: isZoomed ? zoomFactor * width + 'px ' + zoomFactor * height + 'px' : 'contain',
-          backgroundPosition: isZoomed ? 100*x + '% ' + 100*y + '%' : 'center center',
+          backgroundPosition: isZoomed ? offsetX + 'px ' + offsetY + 'px' : 'center center',
         };
+        console.log('offset', offsetX, offsetY);
         return (
           <div key={name}
-            onClick={mouseClick}
-            onMouseMove={mouseMove}
-            onMouseEnter={mouseEnter}
+            onPointerDown={pointerDown}
+            onPointerUp={pointerUp}
+            onPointerMove={pointerMove}
+            //onMouseEnter={mouseEnter}
             onMouseLeave={mouseLeave}
             onWheel={mouseScroll}
             className="frame"
@@ -230,16 +303,19 @@ class App extends React.Component {
       </div>;
 
       sidebarContent = <Sidebar
+        scene={scene}
+        renderTimeSeconds={renderTimeSeconds}
         imageMetadata={imageMetadata}
         zoomFactor={zoomFactor}
-        x={x} y={y}
+        mouseX={mouseX}
+        mouseY={mouseY}
         binary={binary}
         binaryMax={binaryMax}
         onZoom={onZoom} />;
     }
     return (
       <Columns>
-        <Columns.Column size="one-fifth">
+        <Columns.Column size="one-quarter">
           {sidebarContent}
         </Columns.Column>
         <Columns.Column>

src/index.js

@@ -1,6 +1,7 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
 import 'react-bulma-components/dist/react-bulma-components.min.css';
+import './bulmaswatch.min.css';
 import './index.css';
 import App from './App';
 import * as serviceWorker from './serviceWorker';

yarn.lock

@@ -8268,6 +8268,10 @@ tr46@^1.0.1:
   dependencies:
     punycode "^2.1.0"
 
+transformation-matrix@^2.1.1:
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/transformation-matrix/-/transformation-matrix-2.1.1.tgz#50c1cf4049ac9a2c778eda62bb404e158723657d"
+
 ts-pnp@1.1.4, ts-pnp@^1.1.2:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/ts-pnp/-/ts-pnp-1.1.4.tgz#ae27126960ebaefb874c6d7fa4729729ab200d90"