Source code
package android.support.v4.widget;
import android.content.Context;
import android.view.animation.Interpolator;
import android.widget.OverScroller;
class ScrollerCompatGingerbread {
ScrollerCompatGingerbread() {
}
public static Object createScroller(Context context, Interpolator interpolator) {
return interpolator != null ? new OverScroller(context, interpolator) : new OverScroller(context);
}
public static boolean isFinished(Object scroller) {
return ((OverScroller) scroller).isFinished();
}
public static int getCurrX(Object scroller) {
return ((OverScroller) scroller).getCurrX();
}
public static int getCurrY(Object scroller) {
return ((OverScroller) scroller).getCurrY();
}
public static boolean computeScrollOffset(Object scroller) {
return ((OverScroller) scroller).computeScrollOffset();
}
public static void startScroll(Object scroller, int startX, int startY, int dx, int dy) {
((OverScroller) scroller).startScroll(startX, startY, dx, dy);
}
public static void startScroll(Object scroller, int startX, int startY, int dx, int dy, int duration) {
((OverScroller) scroller).startScroll(startX, startY, dx, dy, duration);
}
public static void fling(Object scroller, int startX, int startY, int velX, int velY, int minX, int maxX, int minY, int maxY) {
((OverScroller) scroller).fling(startX, startY, velX, velY, minX, maxX, minY, maxY);
}
public static void fling(Object scroller, int startX, int startY, int velX, int velY, int minX, int maxX, int minY, int maxY, int overX, int overY) {
((OverScroller) scroller).fling(startX, startY, velX, velY, minX, maxX, minY, maxY, overX, overY);
}
public static void abortAnimation(Object scroller) {
((OverScroller) scroller).abortAnimation();
}
public static void notifyHorizontalEdgeReached(Object scroller, int startX, int finalX, int overX) {
((OverScroller) scroller).notifyHorizontalEdgeReached(startX, finalX, overX);
}
public static void notifyVerticalEdgeReached(Object scroller, int startY, int finalY, int overY) {
((OverScroller) scroller).notifyVerticalEdgeReached(startY, finalY, overY);
}
public static boolean isOverScrolled(Object scroller) {
return ((OverScroller) scroller).isOverScrolled();
}
public static int getFinalX(Object scroller) {
return ((OverScroller) scroller).getFinalX();
}
public static int getFinalY(Object scroller) {
return ((OverScroller) scroller).getFinalY();
}
public static boolean springBack(Object scroller, int startX, int startY, int minX, int maxX, int minY, int maxY) {
return ((OverScroller) scroller).springBack(startX, startY, minX, maxX, minY, maxY);
}
}