public OnSwipeGestureTouchListener(Context context, boolean isLongPressEnabled) {
super(context, isLongPressEnabled);
ViewConfiguration configuration = ViewConfiguration.get(context);
// We think a swipe flings a full page.
// mMinSwipeDelta = configuration.getScaledTouchSlop();
mMinSwipeDelta = configuration.getScaledPagingTouchSlop();
mMinSwipeVelocity = configuration.getScaledMinimumFlingVelocity();
mMaxSwipeVelocity = configuration.getScaledMaximumFlingVelocity();
}
private void init() {
final Context context = getContext();
mScroller = new Scroller(context, flipInterpolator);
final ViewConfiguration configuration = ViewConfiguration.get(context);
mTouchSlop = configuration.getScaledPagingTouchSlop();
mMinimumVelocity = configuration.getScaledMinimumFlingVelocity();
mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
mShadowPaint.setColor(Color.BLACK);
mShadowPaint.setStyle(Style.FILL);
mShadePaint.setColor(Color.BLACK);
mShadePaint.setStyle(Style.FILL);
mShinePaint.setColor(Color.WHITE);
mShinePaint.setStyle(Style.FILL);
}
@Test
public void methodsShouldReturnScaledAndroidConstantsDependingOnPixelDensity() {
Activity context = new Activity();
shadowOf(context.getResources()).setDensity(1.5f);
ViewConfiguration viewConfiguration = ViewConfiguration.get(context);
assertEquals(15, viewConfiguration.getScaledScrollBarSize());
assertEquals(18, viewConfiguration.getScaledFadingEdgeLength());
assertEquals(18, viewConfiguration.getScaledEdgeSlop());
assertEquals(24, viewConfiguration.getScaledTouchSlop());
assertEquals(48, viewConfiguration.getScaledPagingTouchSlop());
assertEquals(150, viewConfiguration.getScaledDoubleTapSlop());
assertEquals(24, viewConfiguration.getScaledWindowTouchSlop());
assertEquals(75, viewConfiguration.getScaledMinimumFlingVelocity());
assertEquals(6000, viewConfiguration.getScaledMaximumFlingVelocity());
}
@Test
public void methodsShouldReturnAndroidConstants() {
Activity context = new Activity();
ViewConfiguration viewConfiguration = ViewConfiguration.get(context);
assertEquals(10, ViewConfiguration.getScrollBarSize());
assertEquals(250, ViewConfiguration.getScrollBarFadeDuration());
assertEquals(300, ViewConfiguration.getScrollDefaultDelay());
assertEquals(12, ViewConfiguration.getFadingEdgeLength());
assertEquals(125, ViewConfiguration.getPressedStateDuration());
assertEquals(500, ViewConfiguration.getLongPressTimeout());
assertEquals(115, ViewConfiguration.getTapTimeout());
assertEquals(500, ViewConfiguration.getJumpTapTimeout());
assertEquals(300, ViewConfiguration.getDoubleTapTimeout());
assertEquals(12, ViewConfiguration.getEdgeSlop());
assertEquals(16, ViewConfiguration.getTouchSlop());
assertEquals(16, ViewConfiguration.getWindowTouchSlop());
assertEquals(50, ViewConfiguration.getMinimumFlingVelocity());
assertEquals(4000, ViewConfiguration.getMaximumFlingVelocity());
assertEquals(320 * 480 * 4, ViewConfiguration.getMaximumDrawingCacheSize());
assertEquals(3000, ViewConfiguration.getZoomControlsTimeout());
assertEquals(500, ViewConfiguration.getGlobalActionKeyTimeout());
assertEquals(0.015f, ViewConfiguration.getScrollFriction());
assertEquals(1f, context.getResources().getDisplayMetrics().density);
assertEquals(10, viewConfiguration.getScaledScrollBarSize());
assertEquals(12, viewConfiguration.getScaledFadingEdgeLength());
assertEquals(12, viewConfiguration.getScaledEdgeSlop());
assertEquals(16, viewConfiguration.getScaledTouchSlop());
assertEquals(32, viewConfiguration.getScaledPagingTouchSlop());
assertEquals(100, viewConfiguration.getScaledDoubleTapSlop());
assertEquals(16, viewConfiguration.getScaledWindowTouchSlop());
assertEquals(50, viewConfiguration.getScaledMinimumFlingVelocity());
assertEquals(4000, viewConfiguration.getScaledMaximumFlingVelocity());
}
public final int a(ViewConfiguration viewConfiguration) {
return viewConfiguration.getScaledPagingTouchSlop();
}