From f7d2e67d5d29f3a8599958579307d635bc0f15cb Mon Sep 17 00:00:00 2001
From: structix <amateurdoedel@gmail.com>
Date: Sun, 19 May 2019 11:58:44 +0200
Subject: [PATCH] Update

---
 uebung3/farbenlehre.html | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/uebung3/farbenlehre.html b/uebung3/farbenlehre.html
index 80b395c..e1a50e3 100644
--- a/uebung3/farbenlehre.html
+++ b/uebung3/farbenlehre.html
@@ -26,6 +26,16 @@
 
                 btn.addEventListener("click", updateTable);
 
+                function toHex(farbstring) {
+                        let tempint = parseInt(farbstring);
+                        let temphex = tempint.toString(16);
+                        if (tempint < 16) {
+                                //hex Zahl hat nur eine Stelle
+                                temphex = "0" + temphex;
+                        }
+                        return temphex;
+                }
+
                 function updateTable() {
                         let table = document.getElementById("farben");
                         let row = table.insertRow(0);
@@ -38,10 +48,10 @@
                         let g = gruen.value;
                         let b = blau.value;
 
-                        cell1.innerHTML = r;
-                        cell2.innerHTML = g;
-                        cell3.innerHTML = b;
-                        cell4.innerHTML = "farbwert";
+                        cell1.innerHTML = toHex(r);
+                        cell2.innerHTML = toHex(g);
+                        cell3.innerHTML = toHex(b);
+                        cell4.innerHTML = "#" + toHex(r) + toHex(g) + toHex(b);
                 }
         </script>