Merge pull request #1170 from agni2012/patch-1

Create copypaste.js

copypaste.js

@@ -0,0 +1,98 @@
+//agni2012.github.io/copypaste.js
+//Typed in the allmigty dvorak layout
+//Some helper functions coded by AI
+// Extracts a rectangular matrix from (x, y) with width w and height h
+
+function pluckMatrix(x, y, w, h) {
+  var result = [];
+  for (var j = 0; j < h; j++) {
+    var row = [];
+    for (var i = 0; i < w; i++) {
+      var px = pixelMap[x + i]?.[y + j];
+      if (px) {
+        row.push({ element: px.element, temp: px.temp, color: px.color });
+      } else {
+        row.push("#");
+      }
+    }
+    result.push(row);
+  }
+  return result;
+}
+
+var copyOnce = false;
+var pasteOnce = false;
+
+// Tool definitions
+elements.copy = {
+  name: "copy to clipboard",
+  color: ["#f5c211"],
+  tool: function(pixel) {},
+  category: "tools",
+  excludeRandom: true,
+};
+
+elements.paste = {
+  name: "paste from clipboard",
+  color: ["#813d9c"],
+  tool: function(pixel) {},
+  category: "tools",
+  excludeRandom: true,
+};
+
+document.addEventListener("mousedown", (event) => {
+  if(!mouseIsDown) return; //sandboxels
+  if (event.button !== 0) return;  // only left‐click
+  var x = mousePos.x, y = mousePos.y;
+  var size = mouseSize || 1;
+
+  // COPY
+  if (currentElement === "copy" && !copyOnce) {
+  
+    copyOnce = true;
+    var matrix = pluckMatrix(x - (size-1)/2, y - (size-1)/2, size, size);
+    var payload = JSON.stringify({ matrix, x, y });
+    navigator.clipboard.writeText(payload)
+      .then(() => alert("Copied " + size + "×" + size))
+      .catch(e => console.error("Copy failed:", e));
+  }
+
+  // PASTE
+  if (currentElement === "paste" && !pasteOnce) {
+    pasteOnce = true;
+    navigator.clipboard.readText()
+      .then(text => {
+        var data = JSON.parse(text);
+        var matrix = data.matrix;
+        for (var j = 0; j < matrix.length; j++) {
+          for (var i = 0; i < matrix[j].length; i++) {
+
+			console.log("→ Drawing", cell?.element, "at", x+i, y+j);
+            var cell = matrix[j][i];
+            if (cell !== "#" && cell.element) {
+            
+              var px = createPixel(cell.element, x + i - (size-1)/2, y + j - (size-1)/2);
+              if (px) {
+                if (typeof cell.temp === "number") px.temp = cell.temp;
+                if (typeof cell.color === "string") px.color = cell.color;
+              }
+            }
+          }
+        }
+        
+        alert("Pasted at", x, y);
+        
+
+
+
+      })
+      .catch(e => console.error("Paste failed:", e));
+  }
+});
+
+document.addEventListener("mouseup", (event) => {
+  if (event.button === 0) {
+    copyOnce = false;
+    pasteOnce = false;
+  }
+});