Types of zoom available.

• manual - Zoom controlled manually by Efl.Ui.Zoom.zoom_level.
• auto_fit - Zoom until whole image fits inside object. Parts of the object might be left blank.
• auto_fill - Zoom until image fills the object. Parts of the image might not show.
• auto_fit_in - Zoom in until image fits inside object.
• last - Internal. Sentinel value to indicate last enum field during iteration.

enum Efl.Ui.Zoom_Mode {
    manual: 0,
    auto_fit,
    auto_fill,
    auto_fit_in,
    last
}

typedef enum {
    EFL_UI_ZOOM_MODE_MANUAL = 0,
    EFL_UI_ZOOM_MODE_AUTO_FIT,
    EFL_UI_ZOOM_MODE_AUTO_FILL,
    EFL_UI_ZOOM_MODE_AUTO_FIT_IN,
    EFL_UI_ZOOM_MODE_LAST
} Efl_Ui_Zoom_Mode;