func (req *OfficeRequest) Landscape(isLandscape bool) {
	req.values[landscapeOffice] = strconv.FormatBool(isLandscape)
}
Landscape sets landscape form field.
package gotenberg
import (
	"strconv"
)
const (
	landscapeOffice  string = "landscape"
	pageRangesOffice string = "pageRanges"
)
type OfficeRequest struct {
	docs []Document
	*request
}
func NewOfficeRequest(docs ...Document) *OfficeRequest {
	return &OfficeRequest{docs, newRequest()}
}