feature: generate pdf from actor

src/elements/column.ts

@@ -28,14 +28,16 @@ export class Column extends AbstractElement {
   }
 
   public getHeight(doc): number {
-    return this.elements
-      .map((e) => e.getHeight(doc))
-      .reduce((p, c, i) => {
-        if (i === 0) {
-          return c;
-        }
-        return p + c + 2;
-      });
+    return this.elements.length > 0
+      ? this.elements
+          .map((e) => e.getHeight(doc))
+          .reduce((p, c, i) => {
+            if (i === 0) {
+              return c;
+            }
+            return p + c + 2;
+          })
+      : 0;
   }
 
   public getCheckNewPageHeight(doc?: jsPDF): number {

src/elements/labelled-values.ts

@@ -25,7 +25,7 @@ export class LabelledValues extends Row {
     const labelPercent = 100 - valuePercent;
     const widthPercent = [labelPercent, valuePercent];
     let currentIndex = 0;
-    if (labelledValues.length >= this.nbrOfCol) {
+    if (this.nbrOfCol > 1) {
       const nbrPerCol = Math.floor(labelledValues.length / this.nbrOfCol);
       const rest = labelledValues.length - nbrPerCol * this.nbrOfCol;
       const nbrPerCols = [

src/elements/texts.ts

@@ -23,7 +23,7 @@ export class Texts extends Row {
       this.nbrOfCol = 4;
     }
     let currentIndex = 0;
-    if (texts.length >= this.nbrOfCol) {
+    if (this.nbrOfCol > 1) {
       const nbrPerCol = Math.floor(texts.length / this.nbrOfCol);
       const rest = texts.length - nbrPerCol * this.nbrOfCol;
       const nbrPerCols = [