public virtual void RefreshData(ContentPositionSetting contentPositionSetting = ContentPositionSetting.keep, Action onComplete = null)
{
Adapter.Initialize();
PrepareRefreshAllBuffers();
CalculateCellPosAndContentSize(contentPositionSetting);
FillData();
if (onComplete != null)
{
onComplete();
}
}
private float CalculateCellPosAndContentSize(ContentPositionSetting contentPositionSetting = ContentPositionSetting.none)
{
float length = 0;
float offsetX = 0;
float offsetY = 0;
if (this.Vertical)
{
offsetY = 0;
for (int i = 0; i < this.CellsCount;)
{
//row head size
Vector2 rowHeadSize = GetElementSize(i);
float cellWidth = rowHeadSize.x;
float maxHeightInRow = rowHeadSize.y;
float currentHeight = rowHeadSize.y;
offsetX = 0;
int j = 0;
for (j = 0; Mathf.Abs(offsetX) + cellWidth <= this.viewportSize.x && i + j < this.CellsCount; j++)
{
int elementIndex = i + j;
Vector3 localPos = new Vector3(offsetX, -offsetY, 0.0f);
this.AddElementPositionInfo(elementIndex, localPos);
if (this.Left2Right)
{
offsetX += cellWidth + Spacing.x;
}
else
{
offsetX -= cellWidth + Spacing.x;
}
if (currentHeight > maxHeightInRow)
{
maxHeightInRow = currentHeight;
}
Vector2 nextElementSize = GetElementSize(elementIndex + 1);
cellWidth = nextElementSize.x;
currentHeight = nextElementSize.y;
}
offsetY += maxHeightInRow + Spacing.y;
i += j;
}
length = offsetY;
if (length < ScrollRectTransform.rect.size.y)
{
length = ScrollRectTransform.rect.size.y;
}
content.sizeDelta = new Vector2(this.viewportSize.x, length);
if (contentPositionSetting == ContentPositionSetting.gotoBegin)
{
content.localPosition = Vector3.zero;
}
}
else if (this.Horizontal)
{
offsetX = 0;
for (int i = 0; i < this.CellsCount;)
{
//colunm head size
Vector2 columnHeadSize = GetElementSize(i);
float cellHeight = columnHeadSize.y;
float maxWidthInColunm = columnHeadSize.x;
float currentWidth = columnHeadSize.x;
offsetY = 0;
int j = 0;
for (j = 0; Mathf.Abs(offsetY) + cellHeight <= this.viewportSize.y && i + j < this.CellsCount; j++)
{
int elementIndex = i + j;
Vector3 localPos = new Vector3(offsetX, offsetY, 0.0f);
this.AddElementPositionInfo(elementIndex, localPos);
offsetY -= cellHeight + Spacing.y;
if (currentWidth > maxWidthInColunm)
{
maxWidthInColunm = currentWidth;
}
Vector2 nextElementSize = GetElementSize(elementIndex + 1);
cellHeight = nextElementSize.y;
currentWidth = nextElementSize.x;
}
if (this.Left2Right)
{
offsetX += maxWidthInColunm + Spacing.x;
}
else
{
offsetX -= maxWidthInColunm + Spacing.x;
}
i += j;
}
length = Mathf.Abs(offsetX);
if (length < ScrollRectTransform.rect.size.x)
{
length = ScrollRectTransform.rect.size.x;
}
content.sizeDelta = new Vector2(length, this.viewportSize.y);
if (contentPositionSetting == ContentPositionSetting.gotoBegin)
{
content.localPosition = Vector3.zero;
}
}
return(length);
}
