Initial project import

node_modules/three-stdlib/interactive/HTMLMesh.js

@@ -0,0 +1,326 @@
+import { Mesh, PlaneGeometry, MeshBasicMaterial, CanvasTexture, LinearFilter, Color } from "three";
+class HTMLMesh extends Mesh {
+  constructor(dom) {
+    const texture = new HTMLTexture(dom);
+    const geometry = new PlaneGeometry(texture.image.width * 1e-3, texture.image.height * 1e-3);
+    const material = new MeshBasicMaterial({ map: texture, toneMapped: false, transparent: true });
+    super(geometry, material);
+    function onEvent(event) {
+      material.map.dispatchDOMEvent(event);
+    }
+    this.addEventListener("mousedown", onEvent);
+    this.addEventListener("mousemove", onEvent);
+    this.addEventListener("mouseup", onEvent);
+    this.addEventListener("click", onEvent);
+    this.dispose = function() {
+      geometry.dispose();
+      material.dispose();
+      material.map.dispose();
+      canvases.delete(dom);
+      this.removeEventListener("mousedown", onEvent);
+      this.removeEventListener("mousemove", onEvent);
+      this.removeEventListener("mouseup", onEvent);
+      this.removeEventListener("click", onEvent);
+    };
+  }
+}
+class HTMLTexture extends CanvasTexture {
+  constructor(dom) {
+    super(html2canvas(dom));
+    this.dom = dom;
+    this.anisotropy = 16;
+    if ("colorSpace" in this)
+      this.colorSpace = "srgb";
+    else
+      this.encoding = 3001;
+    this.minFilter = LinearFilter;
+    this.magFilter = LinearFilter;
+    const observer = new MutationObserver(() => {
+      if (!this.scheduleUpdate) {
+        this.scheduleUpdate = setTimeout(() => this.update(), 16);
+      }
+    });
+    const config = { attributes: true, childList: true, subtree: true, characterData: true };
+    observer.observe(dom, config);
+    this.observer = observer;
+  }
+  dispatchDOMEvent(event) {
+    if (event.data) {
+      htmlevent(this.dom, event.type, event.data.x, event.data.y);
+    }
+  }
+  update() {
+    this.image = html2canvas(this.dom);
+    this.needsUpdate = true;
+    this.scheduleUpdate = null;
+  }
+  dispose() {
+    if (this.observer) {
+      this.observer.disconnect();
+    }
+    this.scheduleUpdate = clearTimeout(this.scheduleUpdate);
+    super.dispose();
+  }
+}
+const canvases = /* @__PURE__ */ new WeakMap();
+function html2canvas(element) {
+  const range = document.createRange();
+  const color = new Color();
+  function Clipper(context2) {
+    const clips = [];
+    let isClipping = false;
+    function doClip() {
+      if (isClipping) {
+        isClipping = false;
+        context2.restore();
+      }
+      if (clips.length === 0)
+        return;
+      let minX = -Infinity, minY = -Infinity;
+      let maxX = Infinity, maxY = Infinity;
+      for (let i = 0; i < clips.length; i++) {
+        const clip = clips[i];
+        minX = Math.max(minX, clip.x);
+        minY = Math.max(minY, clip.y);
+        maxX = Math.min(maxX, clip.x + clip.width);
+        maxY = Math.min(maxY, clip.y + clip.height);
+      }
+      context2.save();
+      context2.beginPath();
+      context2.rect(minX, minY, maxX - minX, maxY - minY);
+      context2.clip();
+      isClipping = true;
+    }
+    return {
+      add: function(clip) {
+        clips.push(clip);
+        doClip();
+      },
+      remove: function() {
+        clips.pop();
+        doClip();
+      }
+    };
+  }
+  function drawText(style, x, y, string) {
+    if (string !== "") {
+      if (style.textTransform === "uppercase") {
+        string = string.toUpperCase();
+      }
+      context.font = style.fontWeight + " " + style.fontSize + " " + style.fontFamily;
+      context.textBaseline = "top";
+      context.fillStyle = style.color;
+      context.fillText(string, x, y + parseFloat(style.fontSize) * 0.1);
+    }
+  }
+  function buildRectPath(x, y, w, h, r) {
+    if (w < 2 * r)
+      r = w / 2;
+    if (h < 2 * r)
+      r = h / 2;
+    context.beginPath();
+    context.moveTo(x + r, y);
+    context.arcTo(x + w, y, x + w, y + h, r);
+    context.arcTo(x + w, y + h, x, y + h, r);
+    context.arcTo(x, y + h, x, y, r);
+    context.arcTo(x, y, x + w, y, r);
+    context.closePath();
+  }
+  function drawBorder(style, which, x, y, width, height) {
+    const borderWidth = style[which + "Width"];
+    const borderStyle = style[which + "Style"];
+    const borderColor = style[which + "Color"];
+    if (borderWidth !== "0px" && borderStyle !== "none" && borderColor !== "transparent" && borderColor !== "rgba(0, 0, 0, 0)") {
+      context.strokeStyle = borderColor;
+      context.lineWidth = parseFloat(borderWidth);
+      context.beginPath();
+      context.moveTo(x, y);
+      context.lineTo(x + width, y + height);
+      context.stroke();
+    }
+  }
+  function drawElement(element2, style) {
+    let x = 0, y = 0, width = 0, height = 0;
+    if (element2.nodeType === Node.TEXT_NODE) {
+      range.selectNode(element2);
+      const rect = range.getBoundingClientRect();
+      x = rect.left - offset.left - 0.5;
+      y = rect.top - offset.top - 0.5;
+      width = rect.width;
+      height = rect.height;
+      drawText(style, x, y, element2.nodeValue.trim());
+    } else if (element2.nodeType === Node.COMMENT_NODE) {
+      return;
+    } else if (element2 instanceof HTMLCanvasElement) {
+      if (element2.style.display === "none")
+        return;
+      context.save();
+      const dpr = window.devicePixelRatio;
+      context.scale(1 / dpr, 1 / dpr);
+      context.drawImage(element2, 0, 0);
+      context.restore();
+    } else {
+      if (element2.style.display === "none")
+        return;
+      const rect = element2.getBoundingClientRect();
+      x = rect.left - offset.left - 0.5;
+      y = rect.top - offset.top - 0.5;
+      width = rect.width;
+      height = rect.height;
+      style = window.getComputedStyle(element2);
+      buildRectPath(x, y, width, height, parseFloat(style.borderRadius));
+      const backgroundColor = style.backgroundColor;
+      if (backgroundColor !== "transparent" && backgroundColor !== "rgba(0, 0, 0, 0)") {
+        context.fillStyle = backgroundColor;
+        context.fill();
+      }
+      const borders = ["borderTop", "borderLeft", "borderBottom", "borderRight"];
+      let match = true;
+      let prevBorder = null;
+      for (const border of borders) {
+        if (prevBorder !== null) {
+          match = style[border + "Width"] === style[prevBorder + "Width"] && style[border + "Color"] === style[prevBorder + "Color"] && style[border + "Style"] === style[prevBorder + "Style"];
+        }
+        if (match === false)
+          break;
+        prevBorder = border;
+      }
+      if (match === true) {
+        const width2 = parseFloat(style.borderTopWidth);
+        if (style.borderTopWidth !== "0px" && style.borderTopStyle !== "none" && style.borderTopColor !== "transparent" && style.borderTopColor !== "rgba(0, 0, 0, 0)") {
+          context.strokeStyle = style.borderTopColor;
+          context.lineWidth = width2;
+          context.stroke();
+        }
+      } else {
+        drawBorder(style, "borderTop", x, y, width, 0);
+        drawBorder(style, "borderLeft", x, y, 0, height);
+        drawBorder(style, "borderBottom", x, y + height, width, 0);
+        drawBorder(style, "borderRight", x + width, y, 0, height);
+      }
+      if (element2 instanceof HTMLInputElement) {
+        let accentColor = style.accentColor;
+        if (accentColor === void 0 || accentColor === "auto")
+          accentColor = style.color;
+        color.set(accentColor);
+        const luminance = Math.sqrt(0.299 * color.r ** 2 + 0.587 * color.g ** 2 + 0.114 * color.b ** 2);
+        const accentTextColor = luminance < 0.5 ? "white" : "#111111";
+        if (element2.type === "radio") {
+          buildRectPath(x, y, width, height, height);
+          context.fillStyle = "white";
+          context.strokeStyle = accentColor;
+          context.lineWidth = 1;
+          context.fill();
+          context.stroke();
+          if (element2.checked) {
+            buildRectPath(x + 2, y + 2, width - 4, height - 4, height);
+            context.fillStyle = accentColor;
+            context.strokeStyle = accentTextColor;
+            context.lineWidth = 2;
+            context.fill();
+            context.stroke();
+          }
+        }
+        if (element2.type === "checkbox") {
+          buildRectPath(x, y, width, height, 2);
+          context.fillStyle = element2.checked ? accentColor : "white";
+          context.strokeStyle = element2.checked ? accentTextColor : accentColor;
+          context.lineWidth = 1;
+          context.stroke();
+          context.fill();
+          if (element2.checked) {
+            const currentTextAlign = context.textAlign;
+            context.textAlign = "center";
+            const properties = {
+              color: accentTextColor,
+              fontFamily: style.fontFamily,
+              fontSize: height + "px",
+              fontWeight: "bold"
+            };
+            drawText(properties, x + width / 2, y, "✔");
+            context.textAlign = currentTextAlign;
+          }
+        }
+        if (element2.type === "range") {
+          const [min, max, value] = ["min", "max", "value"].map((property) => parseFloat(element2[property]));
+          const position = (value - min) / (max - min) * (width - height);
+          buildRectPath(x, y + height / 4, width, height / 2, height / 4);
+          context.fillStyle = accentTextColor;
+          context.strokeStyle = accentColor;
+          context.lineWidth = 1;
+          context.fill();
+          context.stroke();
+          buildRectPath(x, y + height / 4, position + height / 2, height / 2, height / 4);
+          context.fillStyle = accentColor;
+          context.fill();
+          buildRectPath(x + position, y, height, height, height / 2);
+          context.fillStyle = accentColor;
+          context.fill();
+        }
+        if (element2.type === "color" || element2.type === "text" || element2.type === "number") {
+          clipper.add({ x, y, width, height });
+          drawText(style, x + parseInt(style.paddingLeft), y + parseInt(style.paddingTop), element2.value);
+          clipper.remove();
+        }
+      }
+    }
+    const isClipping = style.overflow === "auto" || style.overflow === "hidden";
+    if (isClipping)
+      clipper.add({ x, y, width, height });
+    for (let i = 0; i < element2.childNodes.length; i++) {
+      drawElement(element2.childNodes[i], style);
+    }
+    if (isClipping)
+      clipper.remove();
+  }
+  const offset = element.getBoundingClientRect();
+  let canvas = canvases.get(element);
+  if (canvas === void 0) {
+    canvas = document.createElement("canvas");
+    canvas.width = offset.width;
+    canvas.height = offset.height;
+    canvases.set(element, canvas);
+  }
+  const context = canvas.getContext(
+    "2d"
+    /*, { alpha: false }*/
+  );
+  const clipper = new Clipper(context);
+  drawElement(element);
+  return canvas;
+}
+function htmlevent(element, event, x, y) {
+  const mouseEventInit = {
+    clientX: x * element.offsetWidth + element.offsetLeft,
+    clientY: y * element.offsetHeight + element.offsetTop,
+    view: element.ownerDocument.defaultView
+  };
+  window.dispatchEvent(new MouseEvent(event, mouseEventInit));
+  const rect = element.getBoundingClientRect();
+  x = x * rect.width + rect.left;
+  y = y * rect.height + rect.top;
+  function traverse(element2) {
+    if (element2.nodeType !== Node.TEXT_NODE && element2.nodeType !== Node.COMMENT_NODE) {
+      const rect2 = element2.getBoundingClientRect();
+      if (x > rect2.left && x < rect2.right && y > rect2.top && y < rect2.bottom) {
+        element2.dispatchEvent(new MouseEvent(event, mouseEventInit));
+        if (element2 instanceof HTMLInputElement && element2.type === "range" && (event === "mousedown" || event === "click")) {
+          const [min, max] = ["min", "max"].map((property) => parseFloat(element2[property]));
+          const width = rect2.width;
+          const offsetX = x - rect2.x;
+          const proportion = offsetX / width;
+          element2.value = min + (max - min) * proportion;
+          element2.dispatchEvent(new InputEvent("input", { bubbles: true }));
+        }
+      }
+      for (let i = 0; i < element2.childNodes.length; i++) {
+        traverse(element2.childNodes[i]);
+      }
+    }
+  }
+  traverse(element);
+}
+export {
+  HTMLMesh
+};
+//# sourceMappingURL=HTMLMesh.js.map