protected function induceColumn($count)
 {
     for ($i = 0; $i < $count; $i++) {
         $blankColumnElement = BuilderElementRenderUtil::resolveElement('BuilderColumnElement', $this->renderForCanvas);
         $blankColumnElementData = BuilderElementRenderUtil::resolveSerializedDataByElement($blankColumnElement);
         $this->content = CMap::mergeArray($this->content, $blankColumnElementData);
     }
 }
 protected function resolveDefaultTitleColumn(&$content)
 {
     $element = BuilderElementRenderUtil::resolveElement('BuilderHeaderTextElement', $this->renderForCanvas);
     $elementData = BuilderElementRenderUtil::resolveSerializedDataByElement($element);
     $columnElement = BuilderElementRenderUtil::resolveElement('BuilderColumnElement', $this->renderForCanvas, null, null, $elementData);
     $columnData = BuilderElementRenderUtil::resolveSerializedDataByElement($columnElement);
     $content[$columnElement->id] = $columnData[$columnElement->id];
 }