/// <summary>
/// Function to increase the size of the Line Extents Array.
/// </summary>
/// <param name="size"></param>
protected void ResizeLineExtents(int size)
{
size = size > 1024 ? size + 256 : Mathf.NextPowerOfTwo(size + 1);
TMP_LineInfo[] temp_lineInfo = new TMP_LineInfo[size];
for (int i = 0; i < size; i++)
{
if (i < m_textInfo.lineInfo.Length)
temp_lineInfo[i] = m_textInfo.lineInfo[i];
else
{
temp_lineInfo[i].lineExtents.min = k_InfinityVectorPositive;
temp_lineInfo[i].lineExtents.max = k_InfinityVectorNegative;
temp_lineInfo[i].ascender = k_InfinityVectorNegative.x;
temp_lineInfo[i].descender = k_InfinityVectorPositive.x;
}
}
m_textInfo.lineInfo = temp_lineInfo;
}
// Function to increase the size of the Line Extents Array.
void ResizeLineExtents(int size)
{
size = size > 1024 ? size + 256 : Mathf.NextPowerOfTwo(size + 1);
TMP_LineInfo[] temp_lineInfo = new TMP_LineInfo[size];
for (int i = 0; i < size; i++)
{
if (i < m_textInfo.lineInfo.Length)
temp_lineInfo[i] = m_textInfo.lineInfo[i];
else
{
temp_lineInfo[i].lineExtents = new Extents(k_InfinityVector, -k_InfinityVector);
temp_lineInfo[i].ascender = -k_InfinityVector.x;
temp_lineInfo[i].descender = k_InfinityVector.x;
}
}
m_textInfo.lineInfo = temp_lineInfo;
}
void LateUpdate()
{
if (TMP_TextUtilities.IsIntersectingRectTransform(m_TextComponent.rectTransform, Input.mousePosition, m_Camera))
{
#region Example of Character or Sprite Selection
int charIndex = TMP_TextUtilities.FindIntersectingCharacter(m_TextComponent, Input.mousePosition, m_Camera, true);
if (charIndex != -1 && charIndex != m_lastCharIndex)
{
m_lastCharIndex = charIndex;
TMP_TextElementType elementType = m_TextComponent.textInfo.characterInfo[charIndex].elementType;
// Send event to any event listeners depending on whether it is a character or sprite.
if (elementType == TMP_TextElementType.Character)
{
SendOnCharacterSelection(m_TextComponent.textInfo.characterInfo[charIndex].character, charIndex);
}
else if (elementType == TMP_TextElementType.Sprite)
{
SendOnSpriteSelection(m_TextComponent.textInfo.characterInfo[charIndex].character, charIndex);
}
}
#endregion
#region Example of Word Selection
// Check if Mouse intersects any words and if so assign a random color to that word.
int wordIndex = TMP_TextUtilities.FindIntersectingWord(m_TextComponent, Input.mousePosition, m_Camera);
if (wordIndex != -1 && wordIndex != m_lastWordIndex)
{
m_lastWordIndex = wordIndex;
// Get the information about the selected word.
TMP_WordInfo wInfo = m_TextComponent.textInfo.wordInfo[wordIndex];
// Send the event to any listeners.
SendOnWordSelection(wInfo.GetWord(), wInfo.firstCharacterIndex, wInfo.characterCount);
}
#endregion
#region Example of Line Selection
// Check if Mouse intersects any words and if so assign a random color to that word.
int lineIndex = TMP_TextUtilities.FindIntersectingLine(m_TextComponent, Input.mousePosition, m_Camera);
if (lineIndex != -1 && lineIndex != m_lastLineIndex)
{
m_lastLineIndex = lineIndex;
// Get the information about the selected word.
TMP_LineInfo lineInfo = m_TextComponent.textInfo.lineInfo[lineIndex];
// Send the event to any listeners.
char[] buffer = new char[lineInfo.characterCount];
for (int i = 0; i < lineInfo.characterCount && i < m_TextComponent.textInfo.characterInfo.Length; i++)
{
buffer[i] = m_TextComponent.textInfo.characterInfo[i + lineInfo.firstCharacterIndex].character;
}
string lineText = new string(buffer);
SendOnLineSelection(lineText, lineInfo.firstCharacterIndex, lineInfo.characterCount);
}
#endregion
#region Example of Link Handling
// Check if mouse intersects with any links.
int linkIndex = TMP_TextUtilities.FindIntersectingLink(m_TextComponent, Input.mousePosition, m_Camera);
// Handle new Link selection.
if (linkIndex != -1 && linkIndex != m_selectedLink)
{
m_selectedLink = linkIndex;
// Get information about the link.
TMP_LinkInfo linkInfo = m_TextComponent.textInfo.linkInfo[linkIndex];
// Send the event to any listeners.
SendOnLinkSelection(linkInfo.GetLinkID(), linkInfo.GetLinkText(), linkIndex);
}
#endregion
}
}
