NSImageScaling
These constants specify a cell’s image scaling behavior.
enum {
NSImageScaleProportionallyDown = 0,
NSImageScaleAxesIndependently,
NSImageScaleNone,
NSImageScaleProportionallyUpOrDown
};
typedef NSUInteger NSImageScaling;
Constants
-
If it is too large for the destination, scale the image down while preserving the aspect ratio.
Available in Mac OS X v10.5 and later.
Declared in
NSCell.h. -
Scale each dimension to exactly fit destination.
This setting does not preserve the aspect ratio of the image.
Available in Mac OS X v10.5 and later.
Declared in
NSCell.h. -
Do not scale the image.
Available in Mac OS X v10.5 and later.
Declared in
NSCell.h. -
Scale the image to its maximum possible dimensions while both staying within the destination area and preserving its aspect ratio.
Available in Mac OS X v10.5 and later.
Declared in
NSCell.h.
NSImageScaleProportionallyDown
NSImageScaleAxesIndependently
NSImageScaleNone
NSImageScaleProportionallyUpOrDown
本文介绍了Mac OS X v10.5及以上版本中NSImageScaling枚举类型的四种常量:NSImageScaleProportionallyDown(按比例缩小)、NSImageScaleAxesIndependently(独立缩放每个轴)、NSImageScaleNone(不缩放)及NSImageScaleProportionallyUpOrDown(按比例放大或缩小)。这些选项定义了如何在不同场景下调整图像大小。
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