--- a/client/src/components/gauge/Waterlevel.vue	Thu May 02 12:59:52 2019 +0200
+++ b/client/src/components/gauge/Waterlevel.vue	Thu May 02 14:44:16 2019 +0200
@@ -179,6 +179,9 @@
           defaultColor = "black",
           defaultWidth = 70,
           defaultTextColor = "black",
+          defaultBorderColor = "white",
+          defaultBgColor = "white",
+          defaultRounding = 2,
           defaultOffset = { x: 0, y: 0 };
         this.templateData.elements.forEach(e => {
           switch (e.type) {
@@ -216,6 +219,18 @@
               );
               break;
             }
+            case "box": {
+              this.addBox(
+                e.position,
+                e.offset,
+                e.width,
+                e.height,
+                e.rounding === 0 || e.rounding ? e.rounding : defaultRounding,
+                e.color || defaultBgColor,
+                e.brcolor || defaultBorderColor
+              );
+              break;
+            }
           }
         });
       }

--- a/client/src/lib/mixins.js	Thu May 02 12:59:52 2019 +0200
+++ b/client/src/lib/mixins.js	Thu May 02 14:44:16 2019 +0200
@@ -120,6 +120,29 @@
         }
       }
       this.pdf.doc.addImage(image, x, y, width, height);
+    },
+    addBox(position, offset, width, height, rounding, color, brcolor) {
+      // x/y defaults to offset for topleft corner (normal x/y coordinates)
+      let x = offset.x;
+      let y = offset.y;
+
+      // if position is on the right, x needs to be calculate with pdf width and
+      // the size of the element
+      if (["topright", "bottomright"].indexOf(position) !== -1) {
+        x = this.pdf.width - offset.x - width;
+      }
+      if (["bottomright", "bottomleft"].indexOf(position) !== -1) {
+        y = this.pdf.height - offset.y - height;
+      }
+
+      this.addRoundedBox(x, y, width, height, color, rounding, brcolor);
+    },
+    addRoundedBox(x, y, w, h, color, rounding, brcolor) {
+      // draws a rounded background box at (x,y) width x height
+      // using jsPDF units
+      this.pdf.doc.setDrawColor(brcolor);
+      this.pdf.doc.setFillColor(color);
+      this.pdf.doc.roundedRect(x, y, w, h, rounding, rounding, "FD");
     }
   }
 };