DEVExpress_ImageSlider:LayoutMode 的详细说明

TopLeft	An image is vertically aligned at the top, and horizontally aligned on the left.
TopCenter	An image is vertically aligned at the top, and horizontally aligned at the center.
TopRight	An image is vertically aligned at the top, and horizontally aligned on the right.
MiddleLeft	An image is vertically aligned at the center, and horizontally aligned on the left.
MiddleCenter	An image is horizontally and vertically aligned at the center.
MiddleRight	An image is vertically aligned at the center, and horizontally aligned on the right.
BottomLeft	An image is vertically aligned at the bottom, and horizontally aligned on the left.
BottomCenter	An image is vertically aligned at the bottom, and horizontally aligned at the center.
BottomRight	An image is vertically aligned at the bottom, and horizontally aligned on the right.
Stretch	An image is stretched to fill the available client area.
ZoomInside	Zooms an image proportionally so that it’s displayed within the client area in its entirety.
ZoomOutside	Zooms an image proportionally, making its smaller side (width or height) to be displayed entirely. The image is centered, so the larger side (height or width) will not be displayed in its entirety.
StretchHorizontal	An image is stretched horizontally.
StretchVertical	An image is stretched vertically.
Default	The default layout.
Squeeze	An image is displayed as is, if its actual size is smaller than the size of the container. If the image size is larger than the container’s size, the image is shrunk proportionally to fit the container’s bounds.