private void UpdateChildren(float movementTime)
{
float xPos = GetInitalX();
List <GameObject> activeChildren = new List <GameObject>();
foreach (RectTransform child in this.transform)
{
if (child != null && child.gameObject.activeSelf)
{
if (!_childMovers.TryGetValue(child, out RectTransformMover mover) || mover == null)
{
mover = child.GetComponent <RectTransformMover>();
_childMovers.Add(child, mover);
}
activeChildren.Add(child.gameObject);
if (mover != null)
{
bool wasActive = _activeChildren.Contains(child.gameObject);
mover.SetX(xPos, wasActive ? movementTime : -1f, _movementInterpolationType);
}
else
{
RectTransformUtils.SetX(child, xPos);
}
xPos += RectTransformUtils.GetWidth(child) + _spacing;
}
}
_activeChildren = activeChildren;
}
public float GetContentWidth()
{
float width = 0f;
bool first = true;
foreach (RectTransform child in this.transform)
{
if (child != null && child.gameObject.activeSelf)
{
if (first)
{
first = false;
}
else
{
width += _spacing;
}
width += RectTransformUtils.GetWidth(child);
}
}
return(width);
}
private void UpdateChildrenInEditMode()
{
float xPos = GetInitalX();
foreach (RectTransform child in this.transform)
{
if (child.gameObject.activeSelf)
{
RectTransformUtils.SetX(child, xPos);
xPos += RectTransformUtils.GetWidth(child) + _spacing;
}
}
}
private float GetContentWidth()
{
float width = 0f;
foreach (RectTransform child in this.transform)
{
if (child != null && child.gameObject.activeSelf)
{
width += RectTransformUtils.GetWidth(child) + _spacing;
}
}
return(width - _spacing);
}
private void UpdateLines(float deltaTime)
{
//keep lines in sync
TMP_TextInfo textInfo = _textMesh.textInfo;
float lineHeight = _lineHeight * _textMesh.fontSize;
//Need to add new lines
if (_lines.Length < textInfo.lineCount)
{
Image[] lines = new Image[textInfo.lineCount];
for (int i = 0; i < lines.Length; i++)
{
if (i < _lines.Length)
{
lines[i] = _lines[i];
}
else
{
lines[i] = _linePrefabPool.Instantiate(_textMesh.rectTransform).GetComponent <Image>();
lines[i].rectTransform.pivot = new Vector2(0f, 0.5f);
lines[i].rectTransform.anchorMin = new Vector2(0f, 0f);
lines[i].rectTransform.anchorMax = new Vector2(0f, 0f);
lines[i].rectTransform.sizeDelta = new Vector2(0f, lineHeight);
}
}
_lines = lines;
if (!_animated)
{
_lineIndex = textInfo.lineCount;
}
}
//Need to remove lines
else if (_lines.Length > textInfo.lineCount)
{
Image[] lines = new Image[textInfo.lineCount];
for (int i = 0; i < _lines.Length; i++)
{
if (i < textInfo.lineCount)
{
lines[i] = _lines[i];
}
else
{
_linePrefabPool.Destroy(_lines[i].gameObject);
}
}
_lines = lines;
if (_lineIndex > textInfo.lineCount)
{
_lineIndex = textInfo.lineCount;
_currentLineSpeed = _speed;
}
}
//Update animations
if (_animated && _lineIndex < _lines.Length && deltaTime > 0f)
{
RectTransform currentLine = _lines[_lineIndex].rectTransform;
currentLine.anchoredPosition = GetLinePosition(textInfo.lineInfo[_lineIndex], out float lineWidth);
float currentWidth = RectTransformUtils.GetWidth(currentLine);
if (currentWidth < lineWidth)
{
_currentLineSpeed += _acceleration * deltaTime;
currentWidth += _currentLineSpeed * deltaTime;
if (currentWidth >= lineWidth)
{
currentWidth = lineWidth;
_currentLinePauseTimer = _endOfLinePause;
}
}
else
{
currentWidth = lineWidth;
_currentLinePauseTimer -= deltaTime;
if (_currentLinePauseTimer <= 0f)
{
_currentLineSpeed = _speed;
_lineIndex++;
}
}
currentLine.sizeDelta = new Vector2(currentWidth, lineHeight);
}
//Update shown lines
for (int i = 0; i < Mathf.Min(_lines.Length, _lineIndex); i++)
{
_lines[i].rectTransform.anchoredPosition = GetLinePosition(textInfo.lineInfo[i], out float lineWidth);
_lines[i].rectTransform.sizeDelta = new Vector2(lineWidth, lineHeight);
_lines[i].color = _lineColor;
}
}