Method wordWrapText

framework/font.cpp:154–214

}

std::list<UString> BitmapFont::wordWrapText(const UString &Text, int MaxWidth)
{
	int txtwidth;
	auto lines = split(Text, "\n");
	std::list<UString> wrappedLines;

	for (const UString &str : lines)
	{
		txtwidth = getFontWidth(str);

		if (txtwidth > MaxWidth)
		{
			auto remainingChunksVector = split(str, " ");
			auto remainingChunks =
			    std::list<UString>(remainingChunksVector.begin(), remainingChunksVector.end());
			UString currentLine;

			while (!remainingChunks.empty())
			{
				UString currentTestLine;
				if (currentLine != "")
					currentTestLine = currentLine + " ";

				auto &currentChunk = remainingChunks.front();
				currentTestLine += currentChunk;

				auto estimatedLength = getFontWidth(currentTestLine);

				if (estimatedLength < MaxWidth)
				{
					currentLine = currentTestLine;
					remainingChunks.pop_front();
				}
				else
				{
					if (currentLine == "")
					{
						LogWarning("No break in line \"%s\" found - this will probably overflow "
						           "the control",
						           currentTestLine);
						currentLine = currentTestLine;
						remainingChunks.pop_front();
					}
					else
					{
						wrappedLines.push_back(currentLine);
						currentLine = "";
					}
				}
			}
			if (currentLine != "")
				wrappedLines.push_back(currentLine);
		}
		else
		{
			wrappedLines.push_back(str);
		}
	}