public virtual void SetScrollerElementLocalPosOnAxis(float localPosOnAxis, int dimension)
{
Vector2 newScrollerElementLocalPos = thisScrollerElement.GetLocalPosition();
newScrollerElementLocalPos[dimension] = localPosOnAxis;
thisScrollerElement.SetLocalPosition(newScrollerElementLocalPos);
}
string GetCursorOffsetString()
{
IUIElementGroupScroller uieGroupScroller = (IUIElementGroupScroller)uieGroupScrollerAdaptor.GetUIElement();
if (uieGroupScroller != null)
{
IUIElement scrollerElement = uieGroupScroller.GetScrollerElement();
Vector2 offset = new Vector2();
for (int i = 0; i < 2; i++)
{
float cursorOffset = uieGroupScroller.GetElementCursorOffsetInPixel(
scrollerElement.GetLocalPosition()[i],
i
);
offset[i] = cursorOffset;
}
string result = "Cursored Offset: ( " +
offset.x +
", " +
offset.y +
" )";
return(result);
}
return("");
}
public void UpadateProcess_Demo(float initDeltaPosOnAxis, float deceleration, int dimension, Vector2 elementInitLocalPos)
{
IInertialScrollProcessConstArg arg = CreateMockConstArg();
arg.processManager.GetInertialScrollDeceleration().Returns(deceleration);
arg.initialVelocity.Returns(initDeltaPosOnAxis);
arg.dimension.Returns(dimension);
IUIElement scrollerElement = Substitute.For <IUIElement>();
scrollerElement.GetLocalPosition().Returns(elementInitLocalPos);
arg.scrollerElement.Returns(scrollerElement);
TestInertialScrollProcess process = new TestInertialScrollProcess(arg);
bool done = false;
DebugHelper.PrintInRed("initVel: " + initDeltaPosOnAxis.ToString() + ", deceleration: " + deceleration.ToString());
float deltaT = .1f;
Vector2 localPos = elementInitLocalPos;
scrollerElement.SetLocalPosition(Arg.Do <Vector2>(x => localPos = x));
while (!done)
{
process.UpdateProcess(deltaT);
Debug.Log("elementLocalPos: " + localPos.ToString() + ", velocity: " + process.thisPrevVelocity_Test.ToString());
if (process.thisElapsedTime_Test >= process.thisExpireTime_Test)
{
done = true;
}
}
}
public ScrollerElementSnapProcess(
IConstArg arg
) : base(
arg
)
{
IUIElement scrollerElement = arg.scrollerElement;
int dimension = arg.dimension;
float targetElementLocalPositionOnAxis = arg.targetElementLocalPositionOnAxis;
float initialVelOnAxis = arg.initialVelocityOnAxis;
float initialElementLocalPosOnAxis = scrollerElement.GetLocalPosition()[dimension];
thisTargetElementLocalPositionOnAxis = targetElementLocalPositionOnAxis;
float springCoefficient = 10f;
thisSpringCalculator = new RealTimeCriticallyDampedSpringCalculator(initialElementLocalPosOnAxis, targetElementLocalPositionOnAxis, initialVelOnAxis, springCoefficient);
prevLocalPosOnAxis = scrollerElement.GetLocalPosition()[dimension];
thisInitVel = initialVelOnAxis;
}
public void UpdateProcess_Demo(Vector2 initialLocalPos, float targetLocalPosOnAxis, float initialVelOnAxis, int dimension, float diffThreshold, float stopVelocity)
{
IScrollerElementSnapProcessConstArg arg = CreateMockConstArg();
IUIElement scrollerElement = Substitute.For <IUIElement>();
arg.scrollerElement.Returns(scrollerElement);
scrollerElement.GetLocalPosition().Returns(initialLocalPos);
arg.dimension.Returns(dimension);
arg.targetElementLocalPositionOnAxis.Returns(targetLocalPosOnAxis);
arg.processManager.GetScrollerElementSnapSpringCoefficient().Returns(5f);
arg.initialVelocityOnAxis.Returns(initialVelOnAxis);
arg.stopVelocity.Returns(stopVelocity);
TestScrollerElementSnapProcess process = new TestScrollerElementSnapProcess(arg);
float deltaT = .02f;
bool done = false;
Vector2 passedLocalPos = Vector2.zero;
scrollerElement.SetLocalPosition(Arg.Do <Vector2>(x => passedLocalPos = x));
float prevLocalPosOnAxis = initialLocalPos[dimension];
DKUtility.DebugHelper.PrintInRed("initPos: " + initialLocalPos.ToString() + ", targetPosOnAxis: " + targetLocalPosOnAxis.ToString() + ", initVel: " + initialVelOnAxis.ToString() + ", dimension: " + dimension.ToString());
float delta;
while (!done)
{
process.UpdateProcess(deltaT);
delta = Mathf.Abs(passedLocalPos[dimension] - prevLocalPosOnAxis) / deltaT;
Debug.Log("scrollerElementLocalPos: " + passedLocalPos.ToString() + ", delta: " + delta.ToString());
if (delta <= stopVelocity)
{
done = true;
}
prevLocalPosOnAxis = passedLocalPos[dimension];
}
}
protected float GetNormalizedCursoredPositionFromGroupElementToCursor(IUIElement groupElement, int dimension)
{
float groupElementLocalPositionOnAxis = groupElement.GetLocalPosition()[dimension];
return(GetNormalizedCursoredPositionFromPosInElementSpace(groupElementLocalPositionOnAxis - thisPadding[dimension], dimension));
}
