protected internal override long getDelayForView(android.view.View view)
{
android.view.ViewGroup.LayoutParams lp = view.getLayoutParams();
android.view.animation.GridLayoutAnimationController.AnimationParameters @params =
(android.view.animation.GridLayoutAnimationController.AnimationParameters)lp.layoutAnimationParameters;
if (@params == null)
{
return(0);
}
int column = getTransformedColumnIndex(@params);
int row = getTransformedRowIndex(@params);
int rowsCount = @params.rowsCount;
int columnsCount = @params.columnsCount;
long duration = mAnimation.getDuration();
float columnDelay = mColumnDelay * duration;
float rowDelay = mRowDelay * duration;
float totalDelay;
long viewDelay;
if (mInterpolator == null)
{
mInterpolator = new android.view.animation.LinearInterpolator();
}
switch (mDirectionPriority)
{
case PRIORITY_COLUMN:
{
viewDelay = (long)(row * rowDelay + column * rowsCount * rowDelay);
totalDelay = rowsCount * rowDelay + columnsCount * rowsCount * rowDelay;
break;
}
case PRIORITY_ROW:
{
viewDelay = (long)(column * columnDelay + row * columnsCount * columnDelay);
totalDelay = columnsCount * columnDelay + rowsCount * columnsCount * columnDelay;
break;
}
case PRIORITY_NONE:
default:
{
viewDelay = (long)(column * columnDelay + row * rowDelay);
totalDelay = columnsCount * columnDelay + rowsCount * rowDelay;
break;
}
}
float normalizedDelay = viewDelay / totalDelay;
normalizedDelay = mInterpolator.getInterpolation(normalizedDelay);
return((long)(normalizedDelay * totalDelay));
}
private int getTransformedRowIndex(android.view.animation.GridLayoutAnimationController
.AnimationParameters @params)
{
int index;
switch (getOrder())
{
case ORDER_REVERSE:
{
index = @params.rowsCount - 1 - @params.row;
break;
}
case ORDER_RANDOM:
{
if (mRandomizer == null)
{
mRandomizer = new System.Random();
}
index = (int)(@params.rowsCount * Sharpen.Util.Random_NextFloat(mRandomizer));
break;
}
case ORDER_NORMAL:
default:
{
index = @params.row;
break;
}
}
int direction = mDirection & DIRECTION_VERTICAL_MASK;
if (direction == DIRECTION_BOTTOM_TO_TOP)
{
index = @params.rowsCount - 1 - index;
}
return(index);
}
protected internal override void attachLayoutAnimationParameters(android.view.View
child, android.view.ViewGroup.LayoutParams @params, int index, int count)
{
android.view.animation.GridLayoutAnimationController.AnimationParameters animationParams
= (android.view.animation.GridLayoutAnimationController.AnimationParameters)@params
.layoutAnimationParameters;
if (animationParams == null)
{
animationParams = new android.view.animation.GridLayoutAnimationController.AnimationParameters
();
@params.layoutAnimationParameters = animationParams;
}
animationParams.count = count;
animationParams.index = index;
animationParams.columnsCount = mNumColumns;
animationParams.rowsCount = count / mNumColumns;
if (!mStackFromBottom)
{
animationParams.column = index % mNumColumns;
animationParams.row = index / mNumColumns;
}
else
{
int invertedIndex = count - 1 - index;
animationParams.column = mNumColumns - 1 - (invertedIndex % mNumColumns);
animationParams.row = animationParams.rowsCount - 1 - invertedIndex / mNumColumns;
}
}