Utility/AbstractTextDrawer: Add GetLineGlyphCount

include/Nazara/Utility/AbstractTextDrawer.inl

@@ -0,0 +1,23 @@
+// Copyright (C) 2017 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Utility module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Utility/AbstractTextDrawer.hpp>
+#include <Nazara/Utility/Debug.hpp>
+
+namespace Nz
+{
+	inline std::size_t AbstractTextDrawer::GetLineGlyphCount(std::size_t index) const
+	{
+		std::size_t lineCount = GetLineCount();
+		const auto& lineInfo = GetLine(index);
+		if (index == lineCount - 1)
+			return GetGlyphCount() - lineInfo.glyphIndex;
+
+		const auto& nextLineInfo = GetLine(index + 1);
+
+		return nextLineInfo.glyphIndex - lineInfo.glyphIndex;
+	}
+}
+
+#include <Nazara/Utility/DebugOff.hpp>