From fe2b55edddd8b6d7bf82d2f0c1fbb1a02034c452 Mon Sep 17 00:00:00 2001
From: salman <zaher.salman@psi.ch>
Date: Wed, 15 Apr 2026 08:49:59 +0200
Subject: [PATCH] Highlight calculated density values

---
 TrimSPlib.js      | 44 ++++++++++++++++++++++++++++++++++----------
 ZGUI.css          |  5 +++++
 package-lock.json |  4 ++--
 package.json      |  2 +-
 4 files changed, 42 insertions(+), 13 deletions(-)

diff --git a/TrimSPlib.js b/TrimSPlib.js
index 103c165..4522f38 100644
--- a/TrimSPlib.js
+++ b/TrimSPlib.js
@@ -3090,6 +3090,24 @@ function showTransientWarning(message, targetElement, duration = 4000) {
     }, duration);
 }
 
+function markDensityEstimated(fieldId, isEstimated) {
+    const field = document.getElementById(fieldId);
+    if (!field) { return; }
+    field.classList.toggle('estimated-density', isEstimated);
+    if (isEstimated) {
+	field.title = 'Calculated density estimate';
+    } else {
+	field.removeAttribute('title');
+    }
+}
+
+function clearDensityEstimateHighlight() {
+    if (this && this.classList) {
+	this.classList.remove('estimated-density');
+	this.removeAttribute('title');
+    }
+}
+
 
 function rho_fun()
 {
@@ -3099,16 +3117,19 @@ function rho_fun()
     var rhoLi = "L"+irow+"rho";
 
     var rho = 0;
+    var estimatedDensity = 0;
     
     if (elemPars[chem]) {
 	rho = elemPars[chem].rho;
+	markDensityEstimated(rhoLi, false);
     } else {
 	// Did not find density in elements list
 	if (isFinite(rhos[chem])) {
 	    // Found in densities list of compositions
 	    rho = rhos[chem];
-		} else {
-		    // suggest a material density based on composition (when it's undefined)
+	    markDensityEstimated(rhoLi, false);
+			} else {
+			    // suggest a material density based on composition (when it's undefined)
 	            let layer_formula = parse_formula(chem);
 
 	            // determine the stoichiometry sum (for normalization)
@@ -3141,10 +3162,12 @@ function rho_fun()
 			rho = total_molar_mass / total_molar_volume;
 		    }
 		    if (rho > 0) {
-			showTransientWarning("Warning: Estimated density from additive elemental molar volumes; please verify manually.", document.getElementById(rhoLi));
+			estimatedDensity = 1;
+				showTransientWarning("Warning: Estimated density from additive elemental molar volumes; please verify manually.", document.getElementById(rhoLi));
+		    }
+		    markDensityEstimated(rhoLi, estimatedDensity);
+			}
 		    }
-		}
-	    }
     // Set value in appropriate cell
     document.getElementById(rhoLi).value = rho;    
 }
@@ -3194,11 +3217,12 @@ function adjust_table()
 	  if (Comps[i-1]) {compCell.value = Comps[i-1];}else{compCell.value = 'SrTiO3';}
           compL.appendChild(compCell);
           var rhoL = row.insertCell(2);
-          var rhoCell = document.createElement("input");
-          rhoCell.id = "L"+i+"rho";
-          rhoCell.name = "L"+i+"rho";
-	  rhoCell.size = 5;
-          rhoL.appendChild(rhoCell);
+	          var rhoCell = document.createElement("input");
+	          rhoCell.id = "L"+i+"rho";
+	          rhoCell.name = "L"+i+"rho";
+		  rhoCell.size = 5;
+		  rhoCell.oninput = clearDensityEstimateHighlight;
+	          rhoL.appendChild(rhoCell);
 	  if (Rhos[i-1]) {rhoCell.value = Rhos[i-1];}else{rhoCell.value = '5.12';}
           var thickL = row.insertCell(3);
           var thickCell = document.createElement("input");
diff --git a/ZGUI.css b/ZGUI.css
index 1c39454..19d2cfa 100644
--- a/ZGUI.css
+++ b/ZGUI.css
@@ -92,6 +92,11 @@ td {
     opacity: 1;
 }
 
+.estimated-density {
+    background-color: #fff4cc;
+    border: 1px solid #c5a100;
+}
+
 .group_name {
     padding-left:1em;
     padding-right:1em;
diff --git a/package-lock.json b/package-lock.json
index 0908b7e..ef51c5a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "TrimSP",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "TrimSP",
-      "version": "1.0.3",
+      "version": "1.0.4",
       "license": "GPL2",
       "dependencies": {
         "plotly.js-dist": "^1.58.4"
diff --git a/package.json b/package.json
index 4fff8d0..592c492 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "TrimSP",
-  "version": "1.0.3",
+  "version": "1.0.4",
   "description": "Trim.SP simulation to calculate stopping profile of implanted probes.",
   "main": "main.js",
   "scripts": {