Center/centerCentered by the original size of the image. When the length/width of the image exceeds the length/width of the view, the center part of the screenshot is displayed.
Center_crop/centercropScale up the image size in the center so that the image length (width) is equal to or greater than the view length (width)
Center_inside/centerinsideThe image content is displayed in the center. The image length/width is equal to or less than the view length/width by scale down or by the original size.
Fit_center/fitcenterScale up or down an image to the width of the view in proportion and display it in the center.
Fit_end/fitendScale up or down an image to the width of the view, and display it in the lower part of the view.
Fit_start/fitstartScale up/down an image proportionally to the width of the view, and display it in the top part of the view.
Fit_xy/fitxyScale up or down an image to the view size.
Matrix/MatrixUse a matrix to draw and dynamically zoom in and zoom in images for display.
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