Gets or sets what the render is for, which decides the annotations drawn, the optional content shown and the alternate images painted; View by default.
public DisplayIntent Intent { get; set; }
ISO 32000-2 §12.5.3, Table 167 (NoView, Print, NoZoom, NoRotate); §8.11.4.4 (the auto-state
entries for the Print event apply when printing); §8.9.5.4 (an image without OC is printed as its alternate marked
DefaultForPrinting).