Method ExtendLinearTextBuffer

GUI/RichTextarea.cpp:810–833

Function is used to reserve space in linear text buffer

// Function is used to reserve space in linear text buffer
void TextareaData::ExtendLinearTextBuffer()
{
	// Size that is needed is calculated by summing lengths of all lines
	overallLength = 0;
	AreaLine *curr = firstLine;
	while(curr)
	{
		// AreaLine doesn't have the line endings (or any other special symbols)
		// But GetAreaText() returns text with \r\n at the end, so we have to add
		overallLength += curr->length + 2;	// additional 2 bytes for \r\n
		curr = curr->next;
	}
	if(overallLength >= areaTextSize)
	{
		// Reserve more than is needed
		areaTextSize = overallLength + overallLength / 2;
		delete[] areaText;
		delete[] areaTextEx;
		areaText = new char[areaTextSize];
		areaTextEx = new char[areaTextSize];
		memset(areaText, 0, areaTextSize);
		memset(areaTextEx, 0, areaTextSize);
	}
}

// Last edited position
unsigned int maximumEnd;