feat(frontend): default to mouse and don't emit cursor while drawing

src/js/main.js

@@ -77,6 +77,9 @@ function main() {
             whiteboardId: whiteboardId,
             username: btoa(myUsername),
             sendFunction: function (content) {
+                if (content.t === 'cursor') {
+                    if (whiteboard.drawFlag) return;
+                }
                 content["at"] = accessToken;
                 signaling_socket.emit('drawToWhiteboard', content);
                 $('#messageSentCount')[0].innerText = String(messageSentCount++);
@@ -631,6 +634,9 @@ function main() {
                 whiteboard.setDrawColor(color.rgbaString);
             }
         });
+
+        // on startup select mouse
+        shortcutFunctions.setTool_mouse();
     });
 
     //Prevent site from changing tab on drag&drop

src/js/whiteboard.js

@@ -4,7 +4,7 @@ const whiteboard = {
     canvas: null,
     ctx: null,
     drawcolor: "black",
-    tool: "pen",
+    tool: "mouse",
     thickness: 4,
     prevX: null, //prev Mouse position
     prevY: null,