Support crop mode for AspectRatioFrameLayout

This commit is contained in:
Bei Yi 2017-08-17 11:01:42 -07:00
parent 1829d71d29
commit f764fe70b0

View file

@ -32,7 +32,7 @@ public final class AspectRatioFrameLayout extends FrameLayout {
* Resize modes for {@link AspectRatioFrameLayout}.
*/
@Retention(RetentionPolicy.SOURCE)
@IntDef({RESIZE_MODE_FIT, RESIZE_MODE_FIXED_WIDTH, RESIZE_MODE_FIXED_HEIGHT, RESIZE_MODE_FILL})
@IntDef({RESIZE_MODE_FIT, RESIZE_MODE_FIXED_WIDTH, RESIZE_MODE_FIXED_HEIGHT, RESIZE_MODE_FILL, RESIZE_MODE_CROP})
public @interface ResizeMode {}
/**
@ -51,6 +51,10 @@ public final class AspectRatioFrameLayout extends FrameLayout {
* The specified aspect ratio is ignored.
*/
public static final int RESIZE_MODE_FILL = 3;
/**
* The height or width is increased or decreased to crop and to obtain the desired aspect ratio.
*/
public static final int RESIZE_MODE_CROP = 4;
/**
* The {@link FrameLayout} will not resize itself if the fractional difference between its natural
@ -96,6 +100,15 @@ public final class AspectRatioFrameLayout extends FrameLayout {
}
}
/**
* Gets the resize mode.
*
* @return The resize mode.
*/
public int getResizeMode() {
return this.resizeMode;
}
/**
* Sets the resize mode.
*
@ -132,6 +145,13 @@ public final class AspectRatioFrameLayout extends FrameLayout {
case RESIZE_MODE_FIXED_HEIGHT:
width = (int) (height * videoAspectRatio);
break;
case RESIZE_MODE_CROP:
if (videoAspectRatio > viewAspectRatio) {
width = (int) (height * videoAspectRatio);
} else {
height = (int) (width / videoAspectRatio);
}
break;
default:
if (aspectDeformation > 0) {
height = (int) (width / videoAspectRatio);